diff options
Diffstat (limited to 'plat/mediatek/mt8192/drivers')
26 files changed, 3459 insertions, 0 deletions
diff --git a/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.c b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.c new file mode 100644 index 000000000..dd8bf4eed --- /dev/null +++ b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.c @@ -0,0 +1,63 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <mtk_dcm.h> +#include <mtk_dcm_utils.h> + +static void dcm_armcore(bool mode) +{ + dcm_mp_cpusys_top_bus_pll_div_dcm(mode); + dcm_mp_cpusys_top_cpu_pll_div_0_dcm(mode); + dcm_mp_cpusys_top_cpu_pll_div_1_dcm(mode); +} + +static void dcm_mcusys(bool on) +{ + dcm_mp_cpusys_top_adb_dcm(on); + dcm_mp_cpusys_top_apb_dcm(on); + dcm_mp_cpusys_top_cpubiu_dcm(on); + dcm_mp_cpusys_top_misc_dcm(on); + dcm_mp_cpusys_top_mp0_qdcm(on); + dcm_cpccfg_reg_emi_wfifo(on); + dcm_mp_cpusys_top_last_cor_idle_dcm(on); +} + +static void dcm_stall(bool on) +{ + dcm_mp_cpusys_top_core_stall_dcm(on); + dcm_mp_cpusys_top_fcm_stall_dcm(on); +} + +static bool check_dcm_state(void) +{ + bool ret = true; + + ret &= dcm_mp_cpusys_top_bus_pll_div_dcm_is_on(); + ret &= dcm_mp_cpusys_top_cpu_pll_div_0_dcm_is_on(); + ret &= dcm_mp_cpusys_top_cpu_pll_div_1_dcm_is_on(); + + ret &= dcm_mp_cpusys_top_adb_dcm_is_on(); + ret &= dcm_mp_cpusys_top_apb_dcm_is_on(); + ret &= dcm_mp_cpusys_top_cpubiu_dcm_is_on(); + ret &= dcm_mp_cpusys_top_misc_dcm_is_on(); + ret &= dcm_mp_cpusys_top_mp0_qdcm_is_on(); + ret &= dcm_cpccfg_reg_emi_wfifo_is_on(); + ret &= dcm_mp_cpusys_top_last_cor_idle_dcm_is_on(); + + ret &= dcm_mp_cpusys_top_core_stall_dcm_is_on(); + ret &= dcm_mp_cpusys_top_fcm_stall_dcm_is_on(); + + return ret; +} + +bool dcm_set_default(void) +{ + dcm_armcore(true); + dcm_mcusys(true); + dcm_stall(true); + + return check_dcm_state(); +} diff --git a/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.h b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.h new file mode 100644 index 000000000..ee98d0e38 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.h @@ -0,0 +1,14 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MTK_DCM_H +#define MTK_DCM_H + +#include <stdbool.h> + +bool dcm_set_default(void); + +#endif /* #ifndef MTK_DCM_H */ diff --git a/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.c b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.c new file mode 100644 index 000000000..15a700c2b --- /dev/null +++ b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.c @@ -0,0 +1,562 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <lib/mmio.h> +#include <lib/utils_def.h> +#include <mtk_dcm_utils.h> + +#define MP_CPUSYS_TOP_ADB_DCM_REG0_MASK (BIT(17)) +#define MP_CPUSYS_TOP_ADB_DCM_REG1_MASK (BIT(15) | \ + BIT(16) | \ + BIT(17) | \ + BIT(18) | \ + BIT(21)) +#define MP_CPUSYS_TOP_ADB_DCM_REG2_MASK (BIT(15) | \ + BIT(16) | \ + BIT(17) | \ + BIT(18)) +#define MP_CPUSYS_TOP_ADB_DCM_REG0_ON (BIT(17)) +#define MP_CPUSYS_TOP_ADB_DCM_REG1_ON (BIT(15) | \ + BIT(16) | \ + BIT(17) | \ + BIT(18) | \ + BIT(21)) +#define MP_CPUSYS_TOP_ADB_DCM_REG2_ON (BIT(15) | \ + BIT(16) | \ + BIT(17) | \ + BIT(18)) +#define MP_CPUSYS_TOP_ADB_DCM_REG0_OFF ((0x0 << 17)) +#define MP_CPUSYS_TOP_ADB_DCM_REG1_OFF ((0x0 << 15) | \ + (0x0 << 16) | \ + (0x0 << 17) | \ + (0x0 << 18) | \ + (0x0 << 21)) +#define MP_CPUSYS_TOP_ADB_DCM_REG2_OFF ((0x0 << 15) | \ + (0x0 << 16) | \ + (0x0 << 17) | \ + (0x0 << 18)) + +bool dcm_mp_cpusys_top_adb_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP_ADB_DCM_CFG0) & + MP_CPUSYS_TOP_ADB_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_ADB_DCM_REG0_ON); + ret &= ((mmio_read_32(MP_ADB_DCM_CFG4) & + MP_CPUSYS_TOP_ADB_DCM_REG1_MASK) == + (unsigned int) MP_CPUSYS_TOP_ADB_DCM_REG1_ON); + ret &= ((mmio_read_32(MCUSYS_DCM_CFG0) & + MP_CPUSYS_TOP_ADB_DCM_REG2_MASK) == + (unsigned int) MP_CPUSYS_TOP_ADB_DCM_REG2_ON); + + return ret; +} + +void dcm_mp_cpusys_top_adb_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_adb_dcm'" */ + mmio_clrsetbits_32(MP_ADB_DCM_CFG0, + MP_CPUSYS_TOP_ADB_DCM_REG0_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG0_ON); + mmio_clrsetbits_32(MP_ADB_DCM_CFG4, + MP_CPUSYS_TOP_ADB_DCM_REG1_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG1_ON); + mmio_clrsetbits_32(MCUSYS_DCM_CFG0, + MP_CPUSYS_TOP_ADB_DCM_REG2_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG2_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_adb_dcm'" */ + mmio_clrsetbits_32(MP_ADB_DCM_CFG0, + MP_CPUSYS_TOP_ADB_DCM_REG0_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG0_OFF); + mmio_clrsetbits_32(MP_ADB_DCM_CFG4, + MP_CPUSYS_TOP_ADB_DCM_REG1_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG1_OFF); + mmio_clrsetbits_32(MCUSYS_DCM_CFG0, + MP_CPUSYS_TOP_ADB_DCM_REG2_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG2_OFF); + } +} + +#define MP_CPUSYS_TOP_APB_DCM_REG0_MASK (BIT(5)) +#define MP_CPUSYS_TOP_APB_DCM_REG1_MASK (BIT(8)) +#define MP_CPUSYS_TOP_APB_DCM_REG2_MASK (BIT(16)) +#define MP_CPUSYS_TOP_APB_DCM_REG0_ON (BIT(5)) +#define MP_CPUSYS_TOP_APB_DCM_REG1_ON (BIT(8)) +#define MP_CPUSYS_TOP_APB_DCM_REG2_ON (BIT(16)) +#define MP_CPUSYS_TOP_APB_DCM_REG0_OFF ((0x0 << 5)) +#define MP_CPUSYS_TOP_APB_DCM_REG1_OFF ((0x0 << 8)) +#define MP_CPUSYS_TOP_APB_DCM_REG2_OFF ((0x0 << 16)) + +bool dcm_mp_cpusys_top_apb_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP_MISC_DCM_CFG0) & + MP_CPUSYS_TOP_APB_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_APB_DCM_REG0_ON); + ret &= ((mmio_read_32(MCUSYS_DCM_CFG0) & + MP_CPUSYS_TOP_APB_DCM_REG1_MASK) == + (unsigned int) MP_CPUSYS_TOP_APB_DCM_REG1_ON); + ret &= ((mmio_read_32(MP0_DCM_CFG0) & + MP_CPUSYS_TOP_APB_DCM_REG2_MASK) == + (unsigned int) MP_CPUSYS_TOP_APB_DCM_REG2_ON); + + return ret; +} + +void dcm_mp_cpusys_top_apb_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_apb_dcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG0_MASK, + MP_CPUSYS_TOP_APB_DCM_REG0_ON); + mmio_clrsetbits_32(MCUSYS_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG1_MASK, + MP_CPUSYS_TOP_APB_DCM_REG1_ON); + mmio_clrsetbits_32(MP0_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG2_MASK, + MP_CPUSYS_TOP_APB_DCM_REG2_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_apb_dcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG0_MASK, + MP_CPUSYS_TOP_APB_DCM_REG0_OFF); + mmio_clrsetbits_32(MCUSYS_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG1_MASK, + MP_CPUSYS_TOP_APB_DCM_REG1_OFF); + mmio_clrsetbits_32(MP0_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG2_MASK, + MP_CPUSYS_TOP_APB_DCM_REG2_OFF); + } +} + +#define MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_bus_pll_div_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(BUS_PLLDIV_CFG) & + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_bus_pll_div_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_bus_pll_div_dcm'" */ + mmio_clrsetbits_32(BUS_PLLDIV_CFG, + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK, + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_bus_pll_div_dcm'" */ + mmio_clrsetbits_32(BUS_PLLDIV_CFG, + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK, + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK (BIT(0)) +#define MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_ON (BIT(0)) +#define MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_OFF ((0x0 << 0)) + +bool dcm_mp_cpusys_top_core_stall_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP0_DCM_CFG7) & + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_core_stall_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_core_stall_dcm'" */ + mmio_clrsetbits_32(MP0_DCM_CFG7, + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK, + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_core_stall_dcm'" */ + mmio_clrsetbits_32(MP0_DCM_CFG7, + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK, + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK ((0xffff << 0)) +#define MP_CPUSYS_TOP_CPUBIU_DCM_REG0_ON ((0xffff << 0)) +#define MP_CPUSYS_TOP_CPUBIU_DCM_REG0_OFF ((0x0 << 0)) + +bool dcm_mp_cpusys_top_cpubiu_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MCSI_DCM0) & + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPUBIU_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpubiu_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpubiu_dcm'" */ + mmio_clrsetbits_32(MCSI_DCM0, + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpubiu_dcm'" */ + mmio_clrsetbits_32(MCSI_DCM0, + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_0_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG0) & + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_0_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_0_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG0, + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_0_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG0, + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_1_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG1) & + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_1_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_1_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG1, + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_1_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG1, + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_2_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG2) & + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_2_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_2_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG2, + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_2_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG2, + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_3_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG3) & + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_3_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_3_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG3, + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_3_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG3, + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_4_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG4) & + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_4_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_4_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG4, + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_4_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG4, + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK (BIT(4)) +#define MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_ON (BIT(4)) +#define MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_OFF ((0x0 << 4)) + +bool dcm_mp_cpusys_top_fcm_stall_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP0_DCM_CFG7) & + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_fcm_stall_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_fcm_stall_dcm'" */ + mmio_clrsetbits_32(MP0_DCM_CFG7, + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK, + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_fcm_stall_dcm'" */ + mmio_clrsetbits_32(MP0_DCM_CFG7, + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK, + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK ((0x1U << 31)) +#define MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_ON ((0x1U << 31)) +#define MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_OFF ((0x0U << 31)) + +bool dcm_mp_cpusys_top_last_cor_idle_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(BUS_PLLDIV_CFG) & + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_last_cor_idle_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_last_cor_idle_dcm'" */ + mmio_clrsetbits_32(BUS_PLLDIV_CFG, + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK, + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_last_cor_idle_dcm'" */ + mmio_clrsetbits_32(BUS_PLLDIV_CFG, + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK, + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_MISC_DCM_REG0_MASK (BIT(1) | \ + BIT(4)) +#define MP_CPUSYS_TOP_MISC_DCM_REG0_ON (BIT(1) | \ + BIT(4)) +#define MP_CPUSYS_TOP_MISC_DCM_REG0_OFF ((0x0 << 1) | \ + (0x0 << 4)) + +bool dcm_mp_cpusys_top_misc_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP_MISC_DCM_CFG0) & + MP_CPUSYS_TOP_MISC_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_MISC_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_misc_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_misc_dcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_MISC_DCM_REG0_MASK, + MP_CPUSYS_TOP_MISC_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_misc_dcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_MISC_DCM_REG0_MASK, + MP_CPUSYS_TOP_MISC_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK (BIT(3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK (BIT(0) | \ + BIT(1) | \ + BIT(2) | \ + BIT(3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG0_ON (BIT(3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG1_ON (BIT(0) | \ + BIT(1) | \ + BIT(2) | \ + BIT(3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG0_OFF ((0x0 << 3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG1_OFF ((0x0 << 0) | \ + (0x0 << 1) | \ + (0x0 << 2) | \ + (0x0 << 3)) + +bool dcm_mp_cpusys_top_mp0_qdcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP_MISC_DCM_CFG0) & + MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_MP0_QDCM_REG0_ON); + ret &= ((mmio_read_32(MP0_DCM_CFG0) & + MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK) == + (unsigned int) MP_CPUSYS_TOP_MP0_QDCM_REG1_ON); + + return ret; +} + +void dcm_mp_cpusys_top_mp0_qdcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_mp0_qdcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK, + MP_CPUSYS_TOP_MP0_QDCM_REG0_ON); + mmio_clrsetbits_32(MP0_DCM_CFG0, + MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK, + MP_CPUSYS_TOP_MP0_QDCM_REG1_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_mp0_qdcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK, + MP_CPUSYS_TOP_MP0_QDCM_REG0_OFF); + mmio_clrsetbits_32(MP0_DCM_CFG0, + MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK, + MP_CPUSYS_TOP_MP0_QDCM_REG1_OFF); + } +} + +#define CPCCFG_REG_EMI_WFIFO_REG0_MASK (BIT(0) | \ + BIT(1) | \ + BIT(2) | \ + BIT(3)) +#define CPCCFG_REG_EMI_WFIFO_REG0_ON (BIT(0) | \ + BIT(1) | \ + BIT(2) | \ + BIT(3)) +#define CPCCFG_REG_EMI_WFIFO_REG0_OFF ((0x0 << 0) | \ + (0x0 << 1) | \ + (0x0 << 2) | \ + (0x0 << 3)) + +bool dcm_cpccfg_reg_emi_wfifo_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(EMI_WFIFO) & + CPCCFG_REG_EMI_WFIFO_REG0_MASK) == + (unsigned int) CPCCFG_REG_EMI_WFIFO_REG0_ON); + + return ret; +} + +void dcm_cpccfg_reg_emi_wfifo(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'cpccfg_reg_emi_wfifo'" */ + mmio_clrsetbits_32(EMI_WFIFO, + CPCCFG_REG_EMI_WFIFO_REG0_MASK, + CPCCFG_REG_EMI_WFIFO_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'cpccfg_reg_emi_wfifo'" */ + mmio_clrsetbits_32(EMI_WFIFO, + CPCCFG_REG_EMI_WFIFO_REG0_MASK, + CPCCFG_REG_EMI_WFIFO_REG0_OFF); + } +} + diff --git a/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.h b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.h new file mode 100644 index 000000000..1cf78345e --- /dev/null +++ b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.h @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MTK_DCM_UTILS_H +#define MTK_DCM_UTILS_H + +#include <stdbool.h> + +#include <mtk_dcm.h> +#include <platform_def.h> + +/* Base */ +#define MP_CPUSYS_TOP_BASE (MCUCFG_BASE + 0x8000) +#define CPCCFG_REG_BASE (MCUCFG_BASE + 0xA800) + +/* Register Definition */ +#define CPU_PLLDIV_CFG0 (MP_CPUSYS_TOP_BASE + 0x22a0) +#define CPU_PLLDIV_CFG1 (MP_CPUSYS_TOP_BASE + 0x22a4) +#define CPU_PLLDIV_CFG2 (MP_CPUSYS_TOP_BASE + 0x22a8) +#define CPU_PLLDIV_CFG3 (MP_CPUSYS_TOP_BASE + 0x22ac) +#define CPU_PLLDIV_CFG4 (MP_CPUSYS_TOP_BASE + 0x22b0) +#define BUS_PLLDIV_CFG (MP_CPUSYS_TOP_BASE + 0x22e0) +#define MCSI_DCM0 (MP_CPUSYS_TOP_BASE + 0x2440) +#define MP_ADB_DCM_CFG0 (MP_CPUSYS_TOP_BASE + 0x2500) +#define MP_ADB_DCM_CFG4 (MP_CPUSYS_TOP_BASE + 0x2510) +#define MP_MISC_DCM_CFG0 (MP_CPUSYS_TOP_BASE + 0x2518) +#define MCUSYS_DCM_CFG0 (MP_CPUSYS_TOP_BASE + 0x25c0) +#define EMI_WFIFO (CPCCFG_REG_BASE + 0x100) +#define MP0_DCM_CFG0 (MP_CPUSYS_TOP_BASE + 0x4880) +#define MP0_DCM_CFG7 (MP_CPUSYS_TOP_BASE + 0x489c) + +/* MP_CPUSYS_TOP */ +bool dcm_mp_cpusys_top_adb_dcm_is_on(void); +void dcm_mp_cpusys_top_adb_dcm(bool on); +bool dcm_mp_cpusys_top_apb_dcm_is_on(void); +void dcm_mp_cpusys_top_apb_dcm(bool on); +bool dcm_mp_cpusys_top_bus_pll_div_dcm_is_on(void); +void dcm_mp_cpusys_top_bus_pll_div_dcm(bool on); +bool dcm_mp_cpusys_top_core_stall_dcm_is_on(void); +void dcm_mp_cpusys_top_core_stall_dcm(bool on); +bool dcm_mp_cpusys_top_cpubiu_dcm_is_on(void); +void dcm_mp_cpusys_top_cpubiu_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_0_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_0_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_1_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_1_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_2_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_2_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_3_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_3_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_4_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_4_dcm(bool on); +bool dcm_mp_cpusys_top_fcm_stall_dcm_is_on(void); +void dcm_mp_cpusys_top_fcm_stall_dcm(bool on); +bool dcm_mp_cpusys_top_last_cor_idle_dcm_is_on(void); +void dcm_mp_cpusys_top_last_cor_idle_dcm(bool on); +bool dcm_mp_cpusys_top_misc_dcm_is_on(void); +void dcm_mp_cpusys_top_misc_dcm(bool on); +bool dcm_mp_cpusys_top_mp0_qdcm_is_on(void); +void dcm_mp_cpusys_top_mp0_qdcm(bool on); +/* CPCCFG_REG */ +bool dcm_cpccfg_reg_emi_wfifo_is_on(void); +void dcm_cpccfg_reg_emi_wfifo(bool on); + +#endif diff --git a/plat/mediatek/mt8192/drivers/emi_mpu/emi_mpu.c b/plat/mediatek/mt8192/drivers/emi_mpu/emi_mpu.c new file mode 100644 index 000000000..d5d7e2e29 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/emi_mpu/emi_mpu.c @@ -0,0 +1,122 @@ +/* + * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <common/debug.h> +#include <emi_mpu.h> +#include <lib/mmio.h> + +/* + * emi_mpu_set_region_protection: protect a region. + * @start: start address of the region + * @end: end address of the region + * @access_permission: EMI MPU access permission + * Return 0 for success, otherwise negative status code. + */ +static int _emi_mpu_set_protection( + unsigned long start, unsigned long end, + unsigned int apc) +{ + unsigned int dgroup; + unsigned int region; + + region = (start >> 24) & 0xFF; + start &= 0x00FFFFFF; + dgroup = (end >> 24) & 0xFF; + end &= 0x00FFFFFF; + + if ((region >= EMI_MPU_REGION_NUM) || (dgroup > EMI_MPU_DGROUP_NUM)) { + WARN("Region:%u or dgroup:%u is wrong!\n", region, dgroup); + return -1; + } + + apc &= 0x80FFFFFF; + + if ((start >= DRAM_OFFSET) && (end >= start)) { + start -= DRAM_OFFSET; + end -= DRAM_OFFSET; + } else { + WARN("start:0x%lx or end:0x%lx address is wrong!\n", + start, end); + return -2; + } + + mmio_write_32(EMI_MPU_SA(region), start); + mmio_write_32(EMI_MPU_EA(region), end); + mmio_write_32(EMI_MPU_APC(region, dgroup), apc); + + return 0; +} + +void dump_emi_mpu_regions(void) +{ + unsigned long apc[EMI_MPU_DGROUP_NUM], sa, ea; + + int region, i; + + /* Only dump 8 regions(max: EMI_MPU_REGION_NUM --> 32) */ + for (region = 0; region < 8; ++region) { + for (i = 0; i < EMI_MPU_DGROUP_NUM; ++i) + apc[i] = mmio_read_32(EMI_MPU_APC(region, i)); + sa = mmio_read_32(EMI_MPU_SA(region)); + ea = mmio_read_32(EMI_MPU_EA(region)); + + WARN("region %d:\n", region); + WARN("\tsa:0x%lx, ea:0x%lx, apc0: 0x%lx apc1: 0x%lx\n", + sa, ea, apc[0], apc[1]); + } +} + +int emi_mpu_set_protection(struct emi_region_info_t *region_info) +{ + unsigned long start, end; + int i; + + if (region_info->region >= EMI_MPU_REGION_NUM) + return -1; + + start = (unsigned long)(region_info->start >> EMI_MPU_ALIGN_BITS) | + (region_info->region << 24); + + for (i = EMI_MPU_DGROUP_NUM - 1; i >= 0; i--) { + end = (unsigned long)(region_info->end >> EMI_MPU_ALIGN_BITS) | + (i << 24); + _emi_mpu_set_protection(start, end, region_info->apc[i]); + } + + return 0; +} + +void emi_mpu_init(void) +{ + /* Set permission */ + struct emi_region_info_t region_info; + + /* PCE-e protect address(TODO) */ + region_info.start = 0x80000000ULL; + region_info.end = 0x83FF0000ULL; + region_info.region = 1; + SET_ACCESS_PERMISSION(region_info.apc, 1, + FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN, + FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN, + FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN, + FORBIDDEN, FORBIDDEN, NO_PROT, + NO_PROT /*FORBIDDEN*/); + emi_mpu_set_protection(®ion_info); + + /* Forbidden All */ + region_info.start = 0x40000000ULL; /* dram base addr */ + region_info.end = 0x1FFFF0000ULL; + region_info.region = 2; + SET_ACCESS_PERMISSION(region_info.apc, 1, + NO_PROT, NO_PROT, NO_PROT, NO_PROT, + NO_PROT, NO_PROT, NO_PROT, NO_PROT, + NO_PROT, NO_PROT, NO_PROT, NO_PROT, + NO_PROT, FORBIDDEN, NO_PROT, NO_PROT); + emi_mpu_set_protection(®ion_info); + + dump_emi_mpu_regions(); +} + diff --git a/plat/mediatek/mt8192/drivers/emi_mpu/emi_mpu.h b/plat/mediatek/mt8192/drivers/emi_mpu/emi_mpu.h new file mode 100644 index 000000000..0b1543197 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/emi_mpu/emi_mpu.h @@ -0,0 +1,102 @@ +/* + * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef EMI_MPU_H +#define EMI_MPU_H + +#include <platform_def.h> + +#define EMI_MPUP (EMI_BASE + 0x01D8) +#define EMI_MPUQ (EMI_BASE + 0x01E0) +#define EMI_MPUR (EMI_BASE + 0x01E8) +#define EMI_MPUS (EMI_BASE + 0x01F0) +#define EMI_MPUT (EMI_BASE + 0x01F8) +#define EMI_MPUY (EMI_BASE + 0x0220) +#define EMI_MPU_CTRL (EMI_MPU_BASE + 0x0000) +#define EMI_MPUD0_ST (EMI_BASE + 0x0160) +#define EMI_MPUD1_ST (EMI_BASE + 0x0164) +#define EMI_MPUD2_ST (EMI_BASE + 0x0168) +#define EMI_MPUD3_ST (EMI_BASE + 0x016C) +#define EMI_MPUD0_ST2 (EMI_BASE + 0x0200) +#define EMI_MPUD1_ST2 (EMI_BASE + 0x0204) +#define EMI_MPUD2_ST2 (EMI_BASE + 0x0208) +#define EMI_MPUD3_ST2 (EMI_BASE + 0x020C) + +#define EMI_PHY_OFFSET (0x40000000UL) + +#define NO_PROT (0) +#define SEC_RW (1) +#define SEC_RW_NSEC_R (2) +#define SEC_RW_NSEC_W (3) +#define SEC_R_NSEC_R (4) +#define FORBIDDEN (5) +#define SEC_R_NSEC_RW (6) + +#define SECURE_OS_MPU_REGION_ID (0) +#define ATF_MPU_REGION_ID (1) + +#define EMI_MPU_SA0 (EMI_MPU_BASE + 0x100) +#define EMI_MPU_EA0 (EMI_MPU_BASE + 0x200) +#define EMI_MPU_SA(region) (EMI_MPU_SA0 + (region) * 4) +#define EMI_MPU_EA(region) (EMI_MPU_EA0 + (region) * 4) + +#define EMI_MPU_APC0 (EMI_MPU_BASE + 0x300) +#define EMI_MPU_APC(region, dgroup) (EMI_MPU_APC0 + (region) * 4 + \ + (dgroup) * 0x100) + +#define EMI_MPU_CTRL_D0 (EMI_MPU_BASE + 0x800) +#define EMI_MPU_CTRL_D(domain) (EMI_MPU_CTRL_D0 + domain * 4) +#define EMI_RG_MASK_D0 (EMI_MPU_BASE + 0x900) +#define EMI_RG_MASK_D(domain) (EMI_RG_MASK_D0 + domain * 4) + +#define EMI_MPU_DOMAIN_NUM 16 +#define EMI_MPU_REGION_NUM 32 +#define EMI_MPU_ALIGN_BITS 16 +#define DRAM_OFFSET (0x40000000 >> EMI_MPU_ALIGN_BITS) + +#define EMI_MPU_DGROUP_NUM (EMI_MPU_DOMAIN_NUM / 8) + +#if (EMI_MPU_DGROUP_NUM == 1) +#define SET_ACCESS_PERMISSION(apc_ary, lock, d7, d6, d5, d4, d3, d2, d1, d0) \ +do { \ + apc_ary[0] = 0; \ + apc_ary[0] = \ + (((unsigned int) d7) << 21) | (((unsigned int) d6) << 18) \ + | (((unsigned int) d5) << 15) | (((unsigned int) d4) << 12) \ + | (((unsigned int) d3) << 9) | (((unsigned int) d2) << 6) \ + | (((unsigned int) d1) << 3) | ((unsigned int) d0) \ + | (((unsigned int) lock) << 31); \ +} while (0) +#elif (EMI_MPU_DGROUP_NUM == 2) +#define SET_ACCESS_PERMISSION(apc_ary, lock, d15, d14, d13, d12, d11, d10, \ + d9, d8, d7, d6, d5, d4, d3, d2, d1, d0) \ +do { \ + apc_ary[1] = \ + (((unsigned int) d15) << 21) | (((unsigned int) d14) << 18) \ + | (((unsigned int) d13) << 15) | (((unsigned int) d12) << 12) \ + | (((unsigned int) d11) << 9) | (((unsigned int) d10) << 6) \ + | (((unsigned int) d9) << 3) | ((unsigned int) d8); \ + apc_ary[0] = \ + (((unsigned int) d7) << 21) | (((unsigned int) d6) << 18) \ + | (((unsigned int) d5) << 15) | (((unsigned int) d4) << 12) \ + | (((unsigned int) d3) << 9) | (((unsigned int) d2) << 6) \ + | (((unsigned int) d1) << 3) | ((unsigned int) d0) \ + | (((unsigned int) lock) << 31); \ +} while (0) +#endif + +struct emi_region_info_t { + unsigned long long start; + unsigned long long end; + unsigned int region; + unsigned long apc[EMI_MPU_DGROUP_NUM]; +}; + +void emi_mpu_init(void); +int emi_mpu_set_protection(struct emi_region_info_t *region_info); +void dump_emi_mpu_regions(void); + +#endif /* __EMI_MPU_H */ diff --git a/plat/mediatek/mt8192/drivers/gpio/mtgpio.c b/plat/mediatek/mt8192/drivers/gpio/mtgpio.c new file mode 100644 index 000000000..e07b75a47 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/gpio/mtgpio.c @@ -0,0 +1,340 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <assert.h> +#include <common/debug.h> +#include <drivers/delay_timer.h> +#include <drivers/gpio.h> +#include <lib/mmio.h> +#include <mtgpio.h> +#include <platform_def.h> + +/****************************************************************************** + *Macro Definition + ******************************************************************************/ +#define GPIO_MODE_BITS 4 +#define MAX_GPIO_MODE_PER_REG 8 +#define MAX_GPIO_REG_BITS 32 +#define DIR_BASE (GPIO_BASE + 0x000) +#define DOUT_BASE (GPIO_BASE + 0x100) +#define DIN_BASE (GPIO_BASE + 0x200) +#define MODE_BASE (GPIO_BASE + 0x300) +#define SET 0x4 +#define CLR 0x8 + +static void mt_set_gpio_dir_chip(uint32_t pin, int dir) +{ + uint32_t pos, bit; + + assert(pin < MAX_GPIO_PIN); + assert(dir < MT_GPIO_DIR_MAX); + + pos = pin / MAX_GPIO_REG_BITS; + bit = pin % MAX_GPIO_REG_BITS; + + if (dir == MT_GPIO_DIR_IN) { + mmio_write_32(DIR_BASE + 0x10U * pos + CLR, 1U << bit); + } else { + mmio_write_32(DIR_BASE + 0x10U * pos + SET, 1U << bit); + } +} + +static int mt_get_gpio_dir_chip(uint32_t pin) +{ + uint32_t pos, bit; + uint32_t reg; + + assert(pin < MAX_GPIO_PIN); + + pos = pin / MAX_GPIO_REG_BITS; + bit = pin % MAX_GPIO_REG_BITS; + + reg = mmio_read_32(DIR_BASE + 0x10U * pos); + return (((reg & (1U << bit)) != 0U) ? MT_GPIO_DIR_OUT : MT_GPIO_DIR_IN); +} + +static void mt_set_gpio_out_chip(uint32_t pin, int output) +{ + uint32_t pos, bit; + + assert(pin < MAX_GPIO_PIN); + assert(output < MT_GPIO_OUT_MAX); + + pos = pin / MAX_GPIO_REG_BITS; + bit = pin % MAX_GPIO_REG_BITS; + + if (output == MT_GPIO_OUT_ZERO) { + mmio_write_32(DOUT_BASE + 0x10U * pos + CLR, 1U << bit); + } else { + mmio_write_32(DOUT_BASE + 0x10U * pos + SET, 1U << bit); + } +} + +static int mt_get_gpio_in_chip(uint32_t pin) +{ + uint32_t pos, bit; + uint32_t reg; + + assert(pin < MAX_GPIO_PIN); + + pos = pin / MAX_GPIO_REG_BITS; + bit = pin % MAX_GPIO_REG_BITS; + + reg = mmio_read_32(DIN_BASE + 0x10U * pos); + return (((reg & (1U << bit)) != 0U) ? 1 : 0); +} + +static uintptr_t mt_gpio_find_reg_addr(uint32_t pin) +{ + uintptr_t reg_addr = 0U; + struct mt_pin_info gpio_info; + + gpio_info = mt8192_pin_infos[pin]; + + switch (gpio_info.base & 0x0f) { + case 0: + reg_addr = IOCFG_RM_BASE; + break; + case 1: + reg_addr = IOCFG_BM_BASE; + break; + case 2: + reg_addr = IOCFG_BL_BASE; + break; + case 3: + reg_addr = IOCFG_BR_BASE; + break; + case 4: + reg_addr = IOCFG_LM_BASE; + break; + case 5: + reg_addr = IOCFG_LB_BASE; + break; + case 6: + reg_addr = IOCFG_RT_BASE; + break; + case 7: + reg_addr = IOCFG_LT_BASE; + break; + case 8: + reg_addr = IOCFG_TL_BASE; + break; + default: + break; + } + + return reg_addr; +} + +static void mt_gpio_set_spec_pull_pupd(uint32_t pin, int enable, + int select) +{ + uintptr_t reg1; + uintptr_t reg2; + struct mt_pin_info gpio_info; + + gpio_info = mt8192_pin_infos[pin]; + uint32_t bit = gpio_info.bit; + + reg1 = mt_gpio_find_reg_addr(pin) + gpio_info.offset; + reg2 = reg1 + (gpio_info.base & 0xf0); + if (enable == MT_GPIO_PULL_ENABLE) { + mmio_write_32(reg2 + SET, (1U << bit)); + if (select == MT_GPIO_PULL_DOWN) { + mmio_write_32(reg1 + SET, (1U << bit)); + } else { + mmio_write_32(reg1 + CLR, (1U << bit)); + } + } else { + mmio_write_32(reg2 + CLR, (1U << bit)); + mmio_write_32((reg2 + 0x010U) + CLR, (1U << bit)); + } +} + +static void mt_gpio_set_pull_pu_pd(uint32_t pin, int enable, + int select) +{ + uintptr_t reg1; + uintptr_t reg2; + struct mt_pin_info gpio_info; + + gpio_info = mt8192_pin_infos[pin]; + uint32_t bit = gpio_info.bit; + + reg1 = mt_gpio_find_reg_addr(pin) + gpio_info.offset; + reg2 = reg1 - (gpio_info.base & 0xf0); + + if (enable == MT_GPIO_PULL_ENABLE) { + if (select == MT_GPIO_PULL_DOWN) { + mmio_write_32(reg1 + CLR, (1U << bit)); + mmio_write_32(reg2 + SET, (1U << bit)); + } else { + mmio_write_32(reg2 + CLR, (1U << bit)); + mmio_write_32(reg1 + SET, (1U << bit)); + } + } else { + mmio_write_32(reg1 + CLR, (1U << bit)); + mmio_write_32(reg2 + CLR, (1U << bit)); + } +} + +static void mt_gpio_set_pull_chip(uint32_t pin, int enable, + int select) +{ + struct mt_pin_info gpio_info; + + gpio_info = mt8192_pin_infos[pin]; + if (gpio_info.flag) { + mt_gpio_set_spec_pull_pupd(pin, enable, select); + } else { + mt_gpio_set_pull_pu_pd(pin, enable, select); + } +} + +static int mt_gpio_get_spec_pull_pupd(uint32_t pin) +{ + uintptr_t reg1; + uintptr_t reg2; + uint32_t r0; + uint32_t r1; + + struct mt_pin_info gpio_info; + + gpio_info = mt8192_pin_infos[pin]; + uint32_t bit = gpio_info.bit; + + reg1 = mt_gpio_find_reg_addr(pin) + gpio_info.offset; + reg2 = reg1 + (gpio_info.base & 0xf0); + + r0 = (mmio_read_32(reg2) >> bit) & 1U; + r1 = (mmio_read_32(reg2 + 0x010) >> bit) & 1U; + if (r0 == 0U && r1 == 0U) { + return MT_GPIO_PULL_NONE; + } else { + if (mmio_read_32(reg1) & (1U << bit)) { + return MT_GPIO_PULL_DOWN; + } else { + return MT_GPIO_PULL_UP; + } + } +} + +static int mt_gpio_get_pull_pu_pd(uint32_t pin) +{ + uintptr_t reg1; + uintptr_t reg2; + uint32_t pu; + uint32_t pd; + + struct mt_pin_info gpio_info; + + gpio_info = mt8192_pin_infos[pin]; + uint32_t bit = gpio_info.bit; + + reg1 = mt_gpio_find_reg_addr(pin) + gpio_info.offset; + reg2 = reg1 - (gpio_info.base & 0xf0); + pu = (mmio_read_32(reg1) >> bit) & 1U; + pd = (mmio_read_32(reg2) >> bit) & 1U; + if (pu == 1U) { + return MT_GPIO_PULL_UP; + } else if (pd == 1U) { + return MT_GPIO_PULL_DOWN; + } else { + return MT_GPIO_PULL_NONE; + } +} + +static int mt_gpio_get_pull_chip(uint32_t pin) +{ + struct mt_pin_info gpio_info; + + gpio_info = mt8192_pin_infos[pin]; + if (gpio_info.flag) { + return mt_gpio_get_spec_pull_pupd(pin); + } else { + return mt_gpio_get_pull_pu_pd(pin); + } +} + +static void mt_set_gpio_pull_select_chip(uint32_t pin, int sel) +{ + assert(pin < MAX_GPIO_PIN); + + if (sel == MT_GPIO_PULL_NONE) { + mt_gpio_set_pull_chip(pin, MT_GPIO_PULL_DISABLE, MT_GPIO_PULL_DOWN); + } else if (sel == MT_GPIO_PULL_UP) { + mt_gpio_set_pull_chip(pin, MT_GPIO_PULL_ENABLE, MT_GPIO_PULL_UP); + } else if (sel == MT_GPIO_PULL_DOWN) { + mt_gpio_set_pull_chip(pin, MT_GPIO_PULL_ENABLE, MT_GPIO_PULL_DOWN); + } +} + +/* get pull-up or pull-down, regardless of resistor value */ +static int mt_get_gpio_pull_select_chip(uint32_t pin) +{ + assert(pin < MAX_GPIO_PIN); + + return mt_gpio_get_pull_chip(pin); +} + +static void mt_set_gpio_dir(int gpio, int direction) +{ + mt_set_gpio_dir_chip((uint32_t)gpio, direction); +} + +static int mt_get_gpio_dir(int gpio) +{ + uint32_t pin; + + pin = (uint32_t)gpio; + return mt_get_gpio_dir_chip(pin); +} + +static void mt_set_gpio_pull(int gpio, int pull) +{ + uint32_t pin; + + pin = (uint32_t)gpio; + mt_set_gpio_pull_select_chip(pin, pull); +} + +static int mt_get_gpio_pull(int gpio) +{ + uint32_t pin; + + pin = (uint32_t)gpio; + return mt_get_gpio_pull_select_chip(pin); +} + +static void mt_set_gpio_out(int gpio, int value) +{ + uint32_t pin; + + pin = (uint32_t)gpio; + mt_set_gpio_out_chip(pin, value); +} + +static int mt_get_gpio_in(int gpio) +{ + uint32_t pin; + + pin = (uint32_t)gpio; + return mt_get_gpio_in_chip(pin); +} + +const gpio_ops_t mtgpio_ops = { + .get_direction = mt_get_gpio_dir, + .set_direction = mt_set_gpio_dir, + .get_value = mt_get_gpio_in, + .set_value = mt_set_gpio_out, + .set_pull = mt_set_gpio_pull, + .get_pull = mt_get_gpio_pull, +}; + +void plat_mt8192_gpio_init(void) +{ + gpio_init(&mtgpio_ops); +} diff --git a/plat/mediatek/mt8192/drivers/gpio/mtgpio.h b/plat/mediatek/mt8192/drivers/gpio/mtgpio.h new file mode 100644 index 000000000..ca0c964f6 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/gpio/mtgpio.h @@ -0,0 +1,384 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MT_GPIO_H +#define MT_GPIO_H + +#include <stdbool.h> +#include <stdint.h> + +#include <plat/common/common_def.h> + +/* Error Code No. */ +#define RSUCCESS 0 +#define ERACCESS 1 +#define ERINVAL 2 +#define ERWRAPPER 3 +#define MAX_GPIO_PIN MT_GPIO_BASE_MAX + +/* Enumeration for GPIO pin */ +typedef enum GPIO_PIN { + GPIO_UNSUPPORTED = -1, + + GPIO0, GPIO1, GPIO2, GPIO3, GPIO4, GPIO5, GPIO6, GPIO7, + GPIO8, GPIO9, GPIO10, GPIO11, GPIO12, GPIO13, GPIO14, GPIO15, + GPIO16, GPIO17, GPIO18, GPIO19, GPIO20, GPIO21, GPIO22, GPIO23, + GPIO24, GPIO25, GPIO26, GPIO27, GPIO28, GPIO29, GPIO30, GPIO31, + GPIO32, GPIO33, GPIO34, GPIO35, GPIO36, GPIO37, GPIO38, GPIO39, + GPIO40, GPIO41, GPIO42, GPIO43, GPIO44, GPIO45, GPIO46, GPIO47, + GPIO48, GPIO49, GPIO50, GPIO51, GPIO52, GPIO53, GPIO54, GPIO55, + GPIO56, GPIO57, GPIO58, GPIO59, GPIO60, GPIO61, GPIO62, GPIO63, + GPIO64, GPIO65, GPIO66, GPIO67, GPIO68, GPIO69, GPIO70, GPIO71, + GPIO72, GPIO73, GPIO74, GPIO75, GPIO76, GPIO77, GPIO78, GPIO79, + GPIO80, GPIO81, GPIO82, GPIO83, GPIO84, GPIO85, GPIO86, GPIO87, + GPIO88, GPIO89, GPIO90, GPIO91, GPIO92, GPIO93, GPIO94, GPIO95, + GPIO96, GPIO97, GPIO98, GPIO99, GPIO100, GPIO101, GPIO102, GPIO103, + GPIO104, GPIO105, GPIO106, GPIO107, GPIO108, GPIO109, GPIO110, GPIO111, + GPIO112, GPIO113, GPIO114, GPIO115, GPIO116, GPIO117, GPIO118, GPIO119, + GPIO120, GPIO121, GPIO122, GPIO123, GPIO124, GPIO125, GPIO126, GPIO127, + GPIO128, GPIO129, GPIO130, GPIO131, GPIO132, GPIO133, GPIO134, GPIO135, + GPIO136, GPIO137, GPIO138, GPIO139, GPIO140, GPIO141, GPIO142, GPIO143, + GPIO144, GPIO145, GPIO146, GPIO147, GPIO148, GPIO149, GPIO150, GPIO151, + GPIO152, GPIO153, GPIO154, GPIO155, GPIO156, GPIO157, GPIO158, GPIO159, + GPIO160, GPIO161, GPIO162, GPIO163, GPIO164, GPIO165, GPIO166, GPIO167, + GPIO168, GPIO169, GPIO170, GPIO171, GPIO172, GPIO173, GPIO174, GPIO175, + GPIO176, GPIO177, GPIO178, GPIO179, GPIO180, GPIO181, GPIO182, GPIO183, + GPIO184, GPIO185, GPIO186, GPIO187, GPIO188, GPIO189, GPIO190, GPIO191, + GPIO192, GPIO193, GPIO194, GPIO195, GPIO196, GPIO197, GPIO198, GPIO199, + GPIO200, GPIO201, GPIO202, GPIO203, GPIO204, GPIO205, GPIO206, GPIO207, + GPIO208, GPIO209, GPIO210, GPIO211, GPIO212, GPIO213, GPIO214, GPIO215, + GPIO216, GPIO217, GPIO218, GPIO219, + MT_GPIO_BASE_MAX +} GPIO_PIN; + +/* GPIO MODE CONTROL VALUE*/ +typedef enum { + GPIO_MODE_UNSUPPORTED = -1, + GPIO_MODE_GPIO = 0, + GPIO_MODE_00 = 0, + GPIO_MODE_01, + GPIO_MODE_02, + GPIO_MODE_03, + GPIO_MODE_04, + GPIO_MODE_05, + GPIO_MODE_06, + GPIO_MODE_07, + + GPIO_MODE_MAX, + GPIO_MODE_DEFAULT = GPIO_MODE_00, +} GPIO_MODE; + +/* GPIO DIRECTION */ +typedef enum { + MT_GPIO_DIR_UNSUPPORTED = -1, + MT_GPIO_DIR_OUT = 0, + MT_GPIO_DIR_IN = 1, + MT_GPIO_DIR_MAX, + MT_GPIO_DIR_DEFAULT = MT_GPIO_DIR_IN, +} GPIO_DIR; + +/* GPIO PULL ENABLE*/ +typedef enum { + MT_GPIO_PULL_EN_UNSUPPORTED = -1, + MT_GPIO_PULL_DISABLE = 0, + MT_GPIO_PULL_ENABLE = 1, + MT_GPIO_PULL_ENABLE_R0 = 2, + MT_GPIO_PULL_ENABLE_R1 = 3, + MT_GPIO_PULL_ENABLE_R0R1 = 4, + + MT_GPIO_PULL_EN_MAX, + MT_GPIO_PULL_EN_DEFAULT = MT_GPIO_PULL_ENABLE, +} GPIO_PULL_EN; + +/* GPIO PULL-UP/PULL-DOWN*/ +typedef enum { + MT_GPIO_PULL_UNSUPPORTED = -1, + MT_GPIO_PULL_NONE = 0, + MT_GPIO_PULL_UP = 1, + MT_GPIO_PULL_DOWN = 2, + MT_GPIO_PULL_MAX, + MT_GPIO_PULL_DEFAULT = MT_GPIO_PULL_DOWN +} GPIO_PULL; + +/* GPIO OUTPUT */ +typedef enum { + MT_GPIO_OUT_UNSUPPORTED = -1, + MT_GPIO_OUT_ZERO = 0, + MT_GPIO_OUT_ONE = 1, + + MT_GPIO_OUT_MAX, + MT_GPIO_OUT_DEFAULT = MT_GPIO_OUT_ZERO, + MT_GPIO_DATA_OUT_DEFAULT = MT_GPIO_OUT_ZERO, /*compatible with DCT*/ +} GPIO_OUT; + +/* GPIO INPUT */ +typedef enum { + MT_GPIO_IN_UNSUPPORTED = -1, + MT_GPIO_IN_ZERO = 0, + MT_GPIO_IN_ONE = 1, + + MT_GPIO_IN_MAX, +} GPIO_IN; + +typedef struct { + uint32_t val; + uint32_t set; + uint32_t rst; + uint32_t _align1; +} VAL_REGS; + +typedef struct { + VAL_REGS dir[7]; + uint8_t rsv00[144]; + VAL_REGS dout[7]; + uint8_t rsv01[144]; + VAL_REGS din[7]; + uint8_t rsv02[144]; + VAL_REGS mode[28]; +} GPIO_REGS; + + +#define PIN(_id, _flag, _bit, _base, _offset) { \ + .id = _id, \ + .flag = _flag, \ + .bit = _bit, \ + .base = _base, \ + .offset = _offset, \ + } + +struct mt_pin_info { + uint8_t id; + uint8_t flag; + uint8_t bit; + uint16_t base; + uint16_t offset; +}; + +static const struct mt_pin_info mt8192_pin_infos[] = { + PIN(0, 0, 9, 0x23, 0xb0), + PIN(1, 0, 10, 0x23, 0xb0), + PIN(2, 0, 11, 0x23, 0xb0), + PIN(3, 0, 12, 0x23, 0xb0), + PIN(4, 0, 13, 0x23, 0xb0), + PIN(5, 0, 14, 0x23, 0xb0), + PIN(6, 0, 15, 0x23, 0xb0), + PIN(7, 0, 16, 0x23, 0xb0), + PIN(8, 0, 17, 0x23, 0xb0), + PIN(9, 0, 18, 0x23, 0xb0), + PIN(10, 1, 0, 0x15, 0x20), + PIN(11, 1, 1, 0x15, 0x20), + PIN(12, 1, 2, 0x15, 0x20), + PIN(13, 1, 3, 0x15, 0x20), + PIN(14, 1, 4, 0x15, 0x20), + PIN(15, 1, 5, 0x15, 0x20), + PIN(16, 0, 2, 0x17, 0x50), + PIN(17, 0, 3, 0x17, 0x50), + PIN(18, 0, 21, 0x36, 0xa0), + PIN(19, 0, 22, 0x36, 0xa0), + PIN(20, 0, 23, 0x36, 0xa0), + PIN(21, 0, 24, 0x36, 0xa0), + PIN(22, 0, 3, 0x21, 0x90), + PIN(23, 0, 4, 0x21, 0x90), + PIN(24, 0, 5, 0x21, 0x90), + PIN(25, 0, 6, 0x21, 0x90), + PIN(26, 0, 5, 0x22, 0x80), + PIN(27, 0, 6, 0x22, 0x80), + PIN(28, 0, 7, 0x22, 0x80), + PIN(29, 0, 8, 0x22, 0x80), + PIN(30, 0, 9, 0x22, 0x80), + PIN(31, 0, 27, 0x22, 0x70), + PIN(32, 0, 24, 0x22, 0x70), + PIN(33, 0, 26, 0x22, 0x70), + PIN(34, 0, 23, 0x22, 0x70), + PIN(35, 0, 25, 0x22, 0x70), + PIN(36, 0, 20, 0x21, 0x90), + PIN(37, 0, 21, 0x21, 0x90), + PIN(38, 0, 22, 0x21, 0x90), + PIN(39, 0, 23, 0x21, 0x90), + PIN(40, 0, 0, 0x17, 0x50), + PIN(41, 0, 1, 0x17, 0x50), + PIN(42, 0, 4, 0x17, 0x50), + PIN(43, 0, 25, 0x36, 0xa0), + PIN(44, 0, 26, 0x36, 0xa0), + PIN(45, 1, 9, 0x20, 0x60), + PIN(46, 1, 11, 0x20, 0x60), + PIN(47, 1, 10, 0x20, 0x60), + PIN(48, 1, 7, 0x20, 0x60), + PIN(49, 1, 8, 0x20, 0x60), + PIN(50, 1, 6, 0x20, 0x60), + PIN(51, 1, 0, 0x20, 0x60), + PIN(52, 1, 1, 0x20, 0x60), + PIN(53, 1, 5, 0x20, 0x60), + PIN(54, 1, 2, 0x20, 0x60), + PIN(55, 1, 4, 0x20, 0x60), + PIN(56, 1, 3, 0x20, 0x60), + PIN(57, 0, 1, 0x22, 0x80), + PIN(58, 0, 2, 0x22, 0x80), + PIN(59, 0, 3, 0x22, 0x80), + PIN(60, 0, 4, 0x22, 0x80), + PIN(61, 0, 28, 0x22, 0x70), + PIN(62, 0, 22, 0x22, 0x70), + PIN(63, 0, 0, 0x22, 0x70), + PIN(64, 0, 1, 0x22, 0x70), + PIN(65, 0, 12, 0x22, 0x70), + PIN(66, 0, 15, 0x22, 0x70), + PIN(67, 0, 16, 0x22, 0x70), + PIN(68, 0, 17, 0x22, 0x70), + PIN(69, 0, 18, 0x22, 0x70), + PIN(70, 0, 19, 0x22, 0x70), + PIN(71, 0, 20, 0x22, 0x70), + PIN(72, 0, 21, 0x22, 0x70), + PIN(73, 0, 2, 0x22, 0x70), + PIN(74, 0, 3, 0x22, 0x70), + PIN(75, 0, 4, 0x22, 0x70), + PIN(76, 0, 5, 0x22, 0x70), + PIN(77, 0, 6, 0x22, 0x70), + PIN(78, 0, 7, 0x22, 0x70), + PIN(79, 0, 8, 0x22, 0x70), + PIN(80, 0, 9, 0x22, 0x70), + PIN(81, 0, 10, 0x22, 0x70), + PIN(82, 0, 11, 0x22, 0x70), + PIN(83, 0, 13, 0x22, 0x70), + PIN(84, 0, 14, 0x22, 0x70), + PIN(85, 0, 31, 0x22, 0x70), + PIN(86, 0, 0, 0x22, 0x80), + PIN(87, 0, 29, 0x22, 0x70), + PIN(88, 0, 30, 0x22, 0x70), + PIN(89, 0, 24, 0x21, 0x90), + PIN(90, 0, 25, 0x21, 0x90), + PIN(91, 0, 0, 0x21, 0x90), + PIN(92, 0, 2, 0x21, 0xa0), + PIN(93, 0, 4, 0x21, 0xa0), + PIN(94, 0, 3, 0x21, 0xa0), + PIN(95, 0, 5, 0x21, 0xa0), + PIN(96, 0, 31, 0x21, 0x90), + PIN(97, 0, 26, 0x21, 0x90), + PIN(98, 0, 0, 0x21, 0xa0), + PIN(99, 0, 27, 0x21, 0x90), + PIN(100, 0, 28, 0x21, 0x90), + PIN(101, 0, 29, 0x21, 0x90), + PIN(102, 0, 30, 0x21, 0x90), + PIN(103, 0, 18, 0x21, 0x90), + PIN(104, 0, 17, 0x21, 0x90), + PIN(105, 0, 19, 0x21, 0x90), + PIN(106, 0, 16, 0x21, 0x90), + PIN(107, 0, 1, 0x21, 0x90), + PIN(108, 0, 2, 0x21, 0x90), + PIN(109, 0, 10, 0x21, 0x90), + PIN(110, 0, 7, 0x21, 0x90), + PIN(111, 0, 9, 0x21, 0x90), + PIN(112, 0, 11, 0x21, 0x90), + PIN(113, 0, 8, 0x21, 0x90), + PIN(114, 0, 14, 0x21, 0x90), + PIN(115, 0, 13, 0x21, 0x90), + PIN(116, 0, 15, 0x21, 0x90), + PIN(117, 0, 12, 0x21, 0x90), + PIN(118, 0, 23, 0x23, 0xb0), + PIN(119, 0, 29, 0x23, 0xb0), + PIN(120, 0, 28, 0x23, 0xb0), + PIN(121, 0, 2, 0x23, 0xc0), + PIN(122, 0, 27, 0x23, 0xb0), + PIN(123, 0, 1, 0x23, 0xc0), + PIN(124, 0, 26, 0x23, 0xb0), + PIN(125, 0, 0, 0x23, 0xc0), + PIN(126, 0, 19, 0x23, 0xb0), + PIN(127, 0, 20, 0x23, 0xb0), + PIN(128, 0, 21, 0x23, 0xb0), + PIN(129, 0, 22, 0x23, 0xb0), + PIN(130, 0, 6, 0x23, 0xb0), + PIN(131, 0, 7, 0x23, 0xb0), + PIN(132, 0, 8, 0x23, 0xb0), + PIN(133, 0, 3, 0x23, 0xb0), + PIN(134, 0, 4, 0x23, 0xb0), + PIN(135, 0, 5, 0x23, 0xb0), + PIN(136, 0, 0, 0x23, 0xb0), + PIN(137, 0, 1, 0x23, 0xb0), + PIN(138, 0, 2, 0x23, 0xb0), + PIN(139, 0, 25, 0x23, 0xb0), + PIN(140, 0, 31, 0x23, 0xb0), + PIN(141, 0, 24, 0x23, 0xb0), + PIN(142, 0, 30, 0x23, 0xb0), + PIN(143, 0, 6, 0x20, 0x70), + PIN(144, 0, 7, 0x20, 0x70), + PIN(145, 0, 8, 0x20, 0x70), + PIN(146, 0, 3, 0x20, 0x70), + PIN(147, 0, 4, 0x20, 0x70), + PIN(148, 0, 5, 0x20, 0x70), + PIN(149, 0, 0, 0x20, 0x70), + PIN(150, 0, 1, 0x20, 0x70), + PIN(151, 0, 2, 0x20, 0x70), + PIN(152, 1, 3, 0x36, 0x90), + PIN(153, 1, 2, 0x36, 0x90), + PIN(154, 1, 0, 0x36, 0x906), + PIN(155, 1, 1, 0x36, 0x90), + PIN(156, 0, 29, 0x36, 0xa0), + PIN(157, 0, 30, 0x36, 0xa0), + PIN(158, 0, 31, 0x36, 0xa0), + PIN(159, 0, 0, 0x36, 0xb0), + PIN(160, 0, 27, 0x36, 0xa04), + PIN(161, 0, 28, 0x36, 0xa0), + PIN(162, 0, 0, 0x36, 0xa0), + PIN(163, 0, 1, 0x36, 0xa0), + PIN(164, 0, 2, 0x36, 0xa0), + PIN(165, 0, 3, 0x36, 0xa0), + PIN(166, 0, 4, 0x36, 0xa0), + PIN(167, 0, 5, 0x36, 0xa0), + PIN(168, 0, 6, 0x36, 0xa0), + PIN(169, 0, 7, 0x36, 0xa0), + PIN(170, 0, 8, 0x36, 0xa0), + PIN(171, 0, 9, 0x36, 0xa0), + PIN(172, 0, 13, 0x36, 0xa0), + PIN(173, 0, 14, 0x36, 0xa0), + PIN(174, 0, 12, 0x36, 0xa0), + PIN(175, 0, 15, 0x36, 0xa0), + PIN(176, 0, 10, 0x36, 0xa0), + PIN(177, 0, 11, 0x36, 0xa0), + PIN(178, 0, 16, 0x36, 0xa0), + PIN(179, 0, 17, 0x36, 0xa0), + PIN(180, 0, 18, 0x36, 0xa0), + PIN(181, 0, 19, 0x36, 0xa0), + PIN(182, 0, 20, 0x36, 0xa0), + PIN(183, 1, 1, 0x18, 0x30), + PIN(184, 1, 2, 0x18, 0x30), + PIN(185, 1, 4, 0x18, 0x30), + PIN(186, 1, 6, 0x18, 0x30), + PIN(187, 1, 8, 0x18, 0x30), + PIN(188, 1, 3, 0x18, 0x30), + PIN(189, 1, 7, 0x18, 0x30), + PIN(190, 1, 9, 0x18, 0x30), + PIN(191, 1, 10, 0x18, 0x30), + PIN(192, 1, 0, 0x18, 0x30), + PIN(193, 1, 5, 0x18, 0x30), + PIN(194, 1, 11, 0x18, 0x30), + PIN(195, 0, 16, 0x14, 0x50), + PIN(196, 0, 6, 0x14, 0x50), + PIN(197, 0, 8, 0x14, 0x50), + PIN(198, 0, 7, 0x14, 0x50), + PIN(199, 0, 3, 0x14, 0x50), + PIN(200, 0, 6, 0x17, 0x50), + PIN(201, 0, 8, 0x17, 0x50), + PIN(202, 0, 15, 0x14, 0x50), + PIN(203, 0, 17, 0x14, 0x50), + PIN(204, 0, 5, 0x17, 0x50), + PIN(205, 0, 7, 0x17, 0x50), + PIN(206, 0, 18, 0x14, 0x50), + PIN(207, 0, 19, 0x14, 0x50), + PIN(208, 0, 20, 0x14, 0x50), + PIN(209, 0, 12, 0x14, 0x50), + PIN(210, 0, 11, 0x14, 0x50), + PIN(211, 0, 13, 0x14, 0x50), + PIN(212, 0, 10, 0x14, 0x50), + PIN(213, 0, 14, 0x14, 0x50), + PIN(214, 0, 0, 0x14, 0x50), + PIN(215, 0, 9, 0x14, 0x50), + PIN(216, 0, 4, 0x14, 0x50), + PIN(217, 0, 5, 0x14, 0x50), + PIN(218, 0, 1, 0x14, 0x50), + PIN(219, 0, 2, 0x14, 0x50), +}; + +void plat_mt8192_gpio_init(void); +#endif /* MT_GPIO_H */ diff --git a/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm.c b/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm.c new file mode 100644 index 000000000..d6d4af742 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm.c @@ -0,0 +1,123 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <assert.h> +#include <stdint.h> + +#include <arch_helpers.h> +#include <lib/psci/psci.h> +#include <lib/spinlock.h> + +#include <mt_cpu_pm_cpc.h> +#include <mt_mcdi.h> +#include <plat_mtk_lpm.h> +#include <plat_pm.h> + +DEFINE_SYSREG_RW_FUNCS(dbgprcr_el1); + +static int plat_mt_lp_cpu_rc; + +static int pwr_state_prompt(unsigned int cpu, const psci_power_state_t *state) +{ + return 0; +} + +static int pwr_state_reflect(unsigned int cpu, const psci_power_state_t *state) +{ + mtk_cpc_core_on_hint_clr(cpu); + + if (IS_SYSTEM_SUSPEND_STATE(state)) { + mtk_cpc_time_sync(); + } + + return 0; +} + +static int pwr_cpu_pwron(unsigned int cpu, const psci_power_state_t *state) +{ + return 0; +} + +static int pwr_cpu_pwrdwn(unsigned int cpu, const psci_power_state_t *state) +{ + /* clear DBGPRCR.CORENPDRQ to allow CPU power down */ + write_dbgprcr_el1(0ULL); + + return 0; +} + +static int pwr_cluster_pwron(unsigned int cpu, const psci_power_state_t *state) +{ + return 0; +} + +static int pwr_cluster_pwrdwn(unsigned int cpu, const psci_power_state_t *state) +{ + return 0; +} + +static int pwr_mcusys_pwron(unsigned int cpu, const psci_power_state_t *state) +{ + if (!IS_MCUSYS_OFF_STATE(state) || (plat_mt_lp_cpu_rc < 0)) { + return -1; + } + + mtk_cpc_mcusys_off_reflect(); + + return 0; +} + +static int pwr_mcusys_pwron_finished(unsigned int cpu, + const psci_power_state_t *state) +{ + if (!IS_MCUSYS_OFF_STATE(state) || (plat_mt_lp_cpu_rc < 0)) { + return -1; + } + + return 0; +} + +static int pwr_mcusys_pwrdwn(unsigned int cpu, const psci_power_state_t *state) +{ + if (!IS_MCUSYS_OFF_STATE(state)) { + goto mt_pwr_mcusysoff_break; + } + + if (mcdi_try_init() != 0) { /* not ready to process mcusys-off */ + goto mt_pwr_mcusysoff_break; + } + + return 0; + +mt_pwr_mcusysoff_break: + + plat_mt_lp_cpu_rc = -1; + + return -1; +} + +static const struct mt_lpm_tz plat_pm = { + .pwr_prompt = pwr_state_prompt, + .pwr_reflect = pwr_state_reflect, + .pwr_cpu_on = pwr_cpu_pwron, + .pwr_cpu_dwn = pwr_cpu_pwrdwn, + .pwr_cluster_on = pwr_cluster_pwron, + .pwr_cluster_dwn = pwr_cluster_pwrdwn, + .pwr_mcusys_dwn = pwr_mcusys_pwrdwn, + .pwr_mcusys_on = pwr_mcusys_pwron, + .pwr_mcusys_on_finished = pwr_mcusys_pwron_finished +}; + +const struct mt_lpm_tz *mt_plat_cpu_pm_init(void) +{ + mtk_cpc_init(); + + if (mcdi_try_init() == 0) { + INFO("MCDI init done.\n"); + } + + return &plat_pm; +} diff --git a/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.c b/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.c new file mode 100644 index 000000000..f8c51a199 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.c @@ -0,0 +1,269 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <string.h> + +#include <drivers/delay_timer.h> + +#include <mt_cpu_pm_cpc.h> +#include <mt_timer.h> + +struct mtk_cpc_dev { + int auto_off; + unsigned int auto_thres_tick; +}; + +static struct mtk_cpc_dev cpc; + +static int mtk_cpc_last_core_prot(uint32_t prot_req, + uint32_t resp_reg, uint32_t resp_ofs) +{ + uint32_t sta, retry; + + retry = 0U; + + while (retry++ < RETRY_CNT_MAX) { + + mmio_write_32(CPC_MCUSYS_LAST_CORE_REQ, prot_req); + + udelay(1U); + + sta = (mmio_read_32(resp_reg) >> resp_ofs) & CPC_PROT_RESP_MASK; + + if (sta == PROT_SUCCESS) { + return CPC_SUCCESS; + } else if (sta == PROT_GIVEUP) { + return CPC_ERR_FAIL; + } + } + + return CPC_ERR_TIMEOUT; +} + +int mtk_cpu_pm_mcusys_prot_aquire(void) +{ + return mtk_cpc_last_core_prot( + MCUSYS_PROT_SET, + CPC_MCUSYS_LAST_CORE_RESP, + MCUSYS_RESP_OFS); +} + +void mtk_cpu_pm_mcusys_prot_release(void) +{ + mmio_write_32(CPC_MCUSYS_PWR_ON_MASK, MCUSYS_PROT_CLR); +} + +int mtk_cpu_pm_cluster_prot_aquire(unsigned int cluster) +{ + return mtk_cpc_last_core_prot( + CPUSYS_PROT_SET, + CPC_MCUSYS_MP_LAST_CORE_RESP, + CPUSYS_RESP_OFS); +} + +void mtk_cpu_pm_cluster_prot_release(unsigned int cluster) +{ + mmio_write_32(CPC_MCUSYS_PWR_ON_MASK, CPUSYS_PROT_CLR); +} + +static void mtk_cpc_cluster_cnt_backup(void) +{ + uint32_t backup_cnt; + uint32_t curr_cnt; + uint32_t cnt_mask = GENMASK(14, 0); + uint32_t clr_mask = GENMASK(1, 0); + + /* Single Cluster */ + backup_cnt = mmio_read_32(CPC_CLUSTER_CNT_BACKUP); + curr_cnt = mmio_read_32(CPC_MCUSYS_CLUSTER_COUNTER); + + /* Get off count if dormant count is 0 */ + if ((curr_cnt & cnt_mask) == 0U) { + curr_cnt = (curr_cnt >> 16) & cnt_mask; + } else { + curr_cnt = curr_cnt & cnt_mask; + } + + mmio_write_32(CPC_CLUSTER_CNT_BACKUP, backup_cnt + curr_cnt); + mmio_write_32(CPC_MCUSYS_CLUSTER_COUNTER_CLR, clr_mask); +} + +static inline void mtk_cpc_mcusys_off_en(void) +{ + mmio_write_32(CPC_MCUSYS_PWR_CTRL, 1U); +} + +static inline void mtk_cpc_mcusys_off_dis(void) +{ + mmio_write_32(CPC_MCUSYS_PWR_CTRL, 0U); +} + +void mtk_cpc_mcusys_off_reflect(void) +{ + mtk_cpc_mcusys_off_dis(); + mtk_cpu_pm_mcusys_prot_release(); +} + +int mtk_cpc_mcusys_off_prepare(void) +{ + if (mtk_cpu_pm_mcusys_prot_aquire() != CPC_SUCCESS) { + return CPC_ERR_FAIL; + } + + mtk_cpc_cluster_cnt_backup(); + mtk_cpc_mcusys_off_en(); + + return CPC_SUCCESS; +} + +void mtk_cpc_core_on_hint_set(unsigned int cpu) +{ + mmio_write_32(CPC_MCUSYS_CPU_ON_SW_HINT_SET, BIT(cpu)); +} + +void mtk_cpc_core_on_hint_clr(unsigned int cpu) +{ + mmio_write_32(CPC_MCUSYS_CPU_ON_SW_HINT_CLR, BIT(cpu)); +} + +static void mtk_cpc_dump_timestamp(void) +{ + uint32_t id; + + for (id = 0U; id < CPC_TRACE_ID_NUM; id++) { + mmio_write_32(CPC_MCUSYS_TRACE_SEL, id); + + memcpy((void *)(uintptr_t)CPC_TRACE_SRAM(id), + (const void *)(uintptr_t)CPC_MCUSYS_TRACE_DATA, + CPC_TRACE_SIZE); + } +} + +void mtk_cpc_time_sync(void) +{ + uint64_t kt; + uint32_t systime_l, systime_h; + + kt = sched_clock(); + systime_l = mmio_read_32(CNTSYS_L_REG); + systime_h = mmio_read_32(CNTSYS_H_REG); + + /* sync kernel timer to cpc */ + mmio_write_32(CPC_MCUSYS_CPC_KERNEL_TIME_L_BASE, (uint32_t)kt); + mmio_write_32(CPC_MCUSYS_CPC_KERNEL_TIME_H_BASE, (uint32_t)(kt >> 32)); + /* sync system timer to cpc */ + mmio_write_32(CPC_MCUSYS_CPC_SYSTEM_TIME_L_BASE, systime_l); + mmio_write_32(CPC_MCUSYS_CPC_SYSTEM_TIME_H_BASE, systime_h); +} + +static void mtk_cpc_config(uint32_t cfg, uint32_t data) +{ + uint32_t val; + uint32_t reg = 0U; + + switch (cfg) { + case CPC_SMC_CONFIG_PROF: + reg = CPC_MCUSYS_CPC_DBG_SETTING; + val = mmio_read_32(reg); + val = (data != 0U) ? (val | CPC_PROF_EN) : (val & ~CPC_PROF_EN); + break; + case CPC_SMC_CONFIG_AUTO_OFF: + reg = CPC_MCUSYS_CPC_FLOW_CTRL_CFG; + val = mmio_read_32(reg); + if (data != 0U) { + val |= CPC_AUTO_OFF_EN; + cpc.auto_off = 1; + } else { + val &= ~CPC_AUTO_OFF_EN; + cpc.auto_off = 0; + } + break; + case CPC_SMC_CONFIG_AUTO_OFF_THRES: + reg = CPC_MCUSYS_CPC_OFF_THRES; + cpc.auto_thres_tick = us_to_ticks(data); + val = cpc.auto_thres_tick; + break; + case CPC_SMC_CONFIG_CNT_CLR: + reg = CPC_MCUSYS_CLUSTER_COUNTER_CLR; + val = GENMASK(1, 0); /* clr_mask */ + break; + case CPC_SMC_CONFIG_TIME_SYNC: + mtk_cpc_time_sync(); + break; + default: + break; + } + + if (reg != 0U) { + mmio_write_32(reg, val); + } +} + +static uint32_t mtk_cpc_read_config(uint32_t cfg) +{ + uint32_t res = 0U; + + switch (cfg) { + case CPC_SMC_CONFIG_PROF: + res = (mmio_read_32(CPC_MCUSYS_CPC_DBG_SETTING) & CPC_PROF_EN) ? + 1U : 0U; + break; + case CPC_SMC_CONFIG_AUTO_OFF: + res = cpc.auto_off; + break; + case CPC_SMC_CONFIG_AUTO_OFF_THRES: + res = ticks_to_us(cpc.auto_thres_tick); + break; + case CPC_SMC_CONFIG_CNT_CLR: + break; + default: + break; + } + + return res; +} + +uint64_t mtk_cpc_handler(uint64_t act, uint64_t arg1, uint64_t arg2) +{ + uint64_t res = 0ULL; + + switch (act) { + case CPC_SMC_EVENT_DUMP_TRACE_DATA: + mtk_cpc_dump_timestamp(); + break; + case CPC_SMC_EVENT_GIC_DPG_SET: + /* isolated_status = x2; */ + break; + case CPC_SMC_EVENT_CPC_CONFIG: + mtk_cpc_config((uint32_t)arg1, (uint32_t)arg2); + break; + case CPC_SMC_EVENT_READ_CONFIG: + res = mtk_cpc_read_config((uint32_t)arg1); + break; + default: + break; + } + + return res; +} + +void mtk_cpc_init(void) +{ + mmio_write_32(CPC_MCUSYS_CPC_DBG_SETTING, + mmio_read_32(CPC_MCUSYS_CPC_DBG_SETTING) + | CPC_DBG_EN + | CPC_CALC_EN); + + cpc.auto_off = 1; + cpc.auto_thres_tick = us_to_ticks(8000); + + mmio_write_32(CPC_MCUSYS_CPC_FLOW_CTRL_CFG, + mmio_read_32(CPC_MCUSYS_CPC_FLOW_CTRL_CFG) + | CPC_OFF_PRE_EN + | (cpc.auto_off ? CPC_AUTO_OFF_EN : 0U)); + + mmio_write_32(CPC_MCUSYS_CPC_OFF_THRES, cpc.auto_thres_tick); +} diff --git a/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.h b/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.h new file mode 100644 index 000000000..19dd6a283 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.h @@ -0,0 +1,106 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MT_CPU_PM_CPC_H +#define MT_CPU_PM_CPC_H + +#include <lib/mmio.h> +#include <lib/utils_def.h> +#include <mcucfg.h> +#include <platform_def.h> + +#define NEED_CPUSYS_PROT_WORKAROUND 1 + +/* system sram registers */ +#define CPUIDLE_SRAM_REG(r) (uint32_t)(MTK_MCDI_SRAM_BASE + (r)) + +/* db dump */ +#define CPC_TRACE_SIZE U(0x20) +#define CPC_TRACE_ID_NUM U(10) +#define CPC_TRACE_SRAM(id) (CPUIDLE_SRAM_REG(0x10) + (id) * CPC_TRACE_SIZE) + +/* buckup off count */ +#define CPC_CLUSTER_CNT_BACKUP CPUIDLE_SRAM_REG(0x1F0) +#define CPC_MCUSYS_CNT CPUIDLE_SRAM_REG(0x1F4) + +/* CPC_MCUSYS_CPC_FLOW_CTRL_CFG(0xA814): debug setting */ +#define CPC_PWR_ON_SEQ_DIS BIT(1) +#define CPC_PWR_ON_PRIORITY BIT(2) +#define CPC_AUTO_OFF_EN BIT(5) +#define CPC_DORMANT_WAIT_EN BIT(14) +#define CPC_CTRL_EN BIT(16) +#define CPC_OFF_PRE_EN BIT(29) + +/* CPC_MCUSYS_LAST_CORE_REQ(0xA818) : last core protection */ +#define CPUSYS_PROT_SET BIT(0) +#define MCUSYS_PROT_SET BIT(8) +#define CPUSYS_PROT_CLR BIT(8) +#define MCUSYS_PROT_CLR BIT(9) + +#define CPC_PROT_RESP_MASK U(0x3) +#define CPUSYS_RESP_OFS U(16) +#define MCUSYS_RESP_OFS U(30) + +#define cpusys_resp(r) (((r) >> CPUSYS_RESP_OFS) & CPC_PROT_RESP_MASK) +#define mcusys_resp(r) (((r) >> MCUSYS_RESP_OFS) & CPC_PROT_RESP_MASK) + +#define RETRY_CNT_MAX U(1000) + +#define PROT_RETRY U(0) +#define PROT_SUCCESS U(1) +#define PROT_GIVEUP U(2) + +/* CPC_MCUSYS_CPC_DBG_SETTING(0xAB00): debug setting */ +#define CPC_PROF_EN BIT(0) +#define CPC_DBG_EN BIT(1) +#define CPC_FREEZE BIT(2) +#define CPC_CALC_EN BIT(3) + +enum { + CPC_SUCCESS = 0, + + CPC_ERR_FAIL, + CPC_ERR_TIMEOUT, + + NF_CPC_ERR +}; + +enum { + CPC_SMC_EVENT_DUMP_TRACE_DATA, + CPC_SMC_EVENT_GIC_DPG_SET, + CPC_SMC_EVENT_CPC_CONFIG, + CPC_SMC_EVENT_READ_CONFIG, + + NF_CPC_SMC_EVENT +}; + +enum { + CPC_SMC_CONFIG_PROF, + CPC_SMC_CONFIG_AUTO_OFF, + CPC_SMC_CONFIG_AUTO_OFF_THRES, + CPC_SMC_CONFIG_CNT_CLR, + CPC_SMC_CONFIG_TIME_SYNC, + + NF_CPC_SMC_CONFIG +}; + +#define us_to_ticks(us) ((us) * 13) +#define ticks_to_us(tick) ((tick) / 13) + +int mtk_cpu_pm_cluster_prot_aquire(unsigned int cluster); +void mtk_cpu_pm_cluster_prot_release(unsigned int cluster); + +void mtk_cpc_mcusys_off_reflect(void); +int mtk_cpc_mcusys_off_prepare(void); + +void mtk_cpc_core_on_hint_set(unsigned int cpu); +void mtk_cpc_core_on_hint_clr(unsigned int cpu); +void mtk_cpc_time_sync(void); + +uint64_t mtk_cpc_handler(uint64_t act, uint64_t arg1, uint64_t arg2); +void mtk_cpc_init(void); + +#endif /* MT_CPU_PM_CPC_H */ diff --git a/plat/mediatek/mt8192/drivers/mcdi/mt_mcdi.c b/plat/mediatek/mt8192/drivers/mcdi/mt_mcdi.c new file mode 100644 index 000000000..df741221d --- /dev/null +++ b/plat/mediatek/mt8192/drivers/mcdi/mt_mcdi.c @@ -0,0 +1,148 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <cdefs.h> + +#include <lib/mmio.h> +#include <lib/utils_def.h> +#include <mt_mcdi.h> + +/* Read/Write */ +#define APMCU_MCUPM_MBOX_AP_READY U(0) +#define APMCU_MCUPM_MBOX_RESERVED_1 U(1) +#define APMCU_MCUPM_MBOX_RESERVED_2 U(2) +#define APMCU_MCUPM_MBOX_RESERVED_3 U(3) +#define APMCU_MCUPM_MBOX_PWR_CTRL_EN U(4) +#define APMCU_MCUPM_MBOX_L3_CACHE_MODE U(5) +#define APMCU_MCUPM_MBOX_BUCK_MODE U(6) +#define APMCU_MCUPM_MBOX_ARMPLL_MODE U(7) +/* Read only */ +#define APMCU_MCUPM_MBOX_TASK_STA U(8) +#define APMCU_MCUPM_MBOX_RESERVED_9 U(9) +#define APMCU_MCUPM_MBOX_RESERVED_10 U(10) +#define APMCU_MCUPM_MBOX_RESERVED_11 U(11) + +/* CPC mode - Read/Write */ +#define APMCU_MCUPM_MBOX_WAKEUP_CPU U(12) + +/* Mbox Slot: APMCU_MCUPM_MBOX_PWR_CTRL_EN */ +#define MCUPM_MCUSYS_CTRL BIT(0) +#define MCUPM_BUCK_CTRL BIT(1) +#define MCUPM_ARMPLL_CTRL BIT(2) +#define MCUPM_CM_CTRL BIT(3) +#define MCUPM_PWR_CTRL_MASK GENMASK(3, 0) + +/* Mbox Slot: APMCU_MCUPM_MBOX_BUCK_MODE */ +#define MCUPM_BUCK_NORMAL_MODE U(0) /* default */ +#define MCUPM_BUCK_LP_MODE U(1) +#define MCUPM_BUCK_OFF_MODE U(2) +#define NF_MCUPM_BUCK_MODE U(3) + +/* Mbox Slot: APMCU_MCUPM_MBOX_ARMPLL_MODE */ +#define MCUPM_ARMPLL_ON U(0) /* default */ +#define MCUPM_ARMPLL_GATING U(1) +#define MCUPM_ARMPLL_OFF U(2) +#define NF_MCUPM_ARMPLL_MODE U(3) + +/* Mbox Slot: APMCU_MCUPM_MBOX_TASK_STA */ +#define MCUPM_TASK_UNINIT U(0) +#define MCUPM_TASK_INIT U(1) +#define MCUPM_TASK_INIT_FINISH U(2) +#define MCUPM_TASK_WAIT U(3) +#define MCUPM_TASK_RUN U(4) +#define MCUPM_TASK_PAUSE U(5) + +#define SSPM_MBOX_3_BASE U(0x0c55fce0) + +#define MCDI_NOT_INIT 0 +#define MCDI_INIT_1 1 +#define MCDI_INIT_2 2 +#define MCDI_INIT_DONE 3 + +static int mcdi_init_status __section("tzfw_coherent_mem"); + +static inline uint32_t mcdi_mbox_read(uint32_t id) +{ + return mmio_read_32(SSPM_MBOX_3_BASE + (id << 2)); +} + +static inline void mcdi_mbox_write(uint32_t id, uint32_t val) +{ + mmio_write_32(SSPM_MBOX_3_BASE + (id << 2), val); +} + +static void mtk_mcupm_pwr_ctrl_setting(uint32_t dev) +{ + mcdi_mbox_write(APMCU_MCUPM_MBOX_PWR_CTRL_EN, dev); +} + +static void mtk_set_mcupm_pll_mode(uint32_t mode) +{ + if (mode < NF_MCUPM_ARMPLL_MODE) { + mcdi_mbox_write(APMCU_MCUPM_MBOX_ARMPLL_MODE, mode); + } +} + +static void mtk_set_mcupm_buck_mode(uint32_t mode) +{ + if (mode < NF_MCUPM_BUCK_MODE) { + mcdi_mbox_write(APMCU_MCUPM_MBOX_BUCK_MODE, mode); + } +} + +static int mtk_mcupm_is_ready(void) +{ + unsigned int sta = mcdi_mbox_read(APMCU_MCUPM_MBOX_TASK_STA); + + return (sta == MCUPM_TASK_WAIT) || (sta == MCUPM_TASK_INIT_FINISH); +} + +static int mcdi_init_1(void) +{ + unsigned int sta = mcdi_mbox_read(APMCU_MCUPM_MBOX_TASK_STA); + + if (sta != MCUPM_TASK_INIT) { + return -1; + } + + mtk_set_mcupm_pll_mode(MCUPM_ARMPLL_OFF); + mtk_set_mcupm_buck_mode(MCUPM_BUCK_OFF_MODE); + + mtk_mcupm_pwr_ctrl_setting( + MCUPM_MCUSYS_CTRL | + MCUPM_BUCK_CTRL | + MCUPM_ARMPLL_CTRL); + + mcdi_mbox_write(APMCU_MCUPM_MBOX_AP_READY, 1); + + return 0; +} + +static int mcdi_init_2(void) +{ + return mtk_mcupm_is_ready() ? 0 : -1; +} + +int mcdi_try_init(void) +{ + if (mcdi_init_status == MCDI_INIT_DONE) { + return 0; + } + + if (mcdi_init_status == MCDI_NOT_INIT) { + mcdi_init_status = MCDI_INIT_1; + } + + if (mcdi_init_status == MCDI_INIT_1 && mcdi_init_1() == 0) { + mcdi_init_status = MCDI_INIT_2; + } + + if (mcdi_init_status == MCDI_INIT_2 && mcdi_init_2() == 0) { + mcdi_init_status = MCDI_INIT_DONE; + } + + return (mcdi_init_status == MCDI_INIT_DONE) ? 0 : mcdi_init_status; +} diff --git a/plat/mediatek/mt8192/drivers/mcdi/mt_mcdi.h b/plat/mediatek/mt8192/drivers/mcdi/mt_mcdi.h new file mode 100644 index 000000000..f3545aabf --- /dev/null +++ b/plat/mediatek/mt8192/drivers/mcdi/mt_mcdi.h @@ -0,0 +1,12 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MT_MCDI_H +#define MT_MCDI_H + +int mcdi_try_init(void); + +#endif /* MT_MCDI_H */ diff --git a/plat/mediatek/mt8192/drivers/pmic/pmic.c b/plat/mediatek/mt8192/drivers/pmic/pmic.c new file mode 100644 index 000000000..cca441397 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/pmic/pmic.c @@ -0,0 +1,13 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <pmic.h> +#include <pmic_wrap_init.h> + +void pmic_power_off(void) +{ + pwrap_write(PMIC_PWRHOLD, 0x0); +} diff --git a/plat/mediatek/mt8192/drivers/pmic/pmic.h b/plat/mediatek/mt8192/drivers/pmic/pmic.h new file mode 100644 index 000000000..aac22afa3 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/pmic/pmic.h @@ -0,0 +1,15 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef PMIC_H +#define PMIC_H + +#define PMIC_PWRHOLD 0xa08 + +/* external API */ +void pmic_power_off(void); + +#endif /* PMIC_H */ diff --git a/plat/mediatek/mt8192/drivers/pmic/pmic_wrap_init.h b/plat/mediatek/mt8192/drivers/pmic/pmic_wrap_init.h new file mode 100644 index 000000000..ae892ed5a --- /dev/null +++ b/plat/mediatek/mt8192/drivers/pmic/pmic_wrap_init.h @@ -0,0 +1,76 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef PMIC_WRAP_INIT_H +#define PMIC_WRAP_INIT_H + +#include <stdint.h> + +#include "platform_def.h" + +/* external API */ +int32_t pwrap_read(uint32_t adr, uint32_t *rdata); +int32_t pwrap_write(uint32_t adr, uint32_t wdata); + +static struct mt8192_pmic_wrap_regs *const mtk_pwrap = (void *)PMIC_WRAP_BASE; + +/* PMIC_WRAP registers */ +struct mt8192_pmic_wrap_regs { + uint32_t init_done; + uint32_t reserved[799]; + uint32_t wacs2_cmd; + uint32_t wacs2_wdata; + uint32_t reserved1[3]; + uint32_t wacs2_rdata; + uint32_t reserved2[3]; + uint32_t wacs2_vldclr; + uint32_t wacs2_sta; +}; + +#define GET_WACS_FSM(x) ((x >> 1) & 0x7) + +/* macro for SWINF_FSM */ +#define SWINF_FSM_IDLE (0x00) +#define SWINF_FSM_REQ (0x02) +#define SWINF_FSM_WFDLE (0x04) +#define SWINF_FSM_WFVLDCLR (0x06) +#define SWINF_INIT_DONE (0x01) + +/* timeout setting */ +#define PWRAP_READ_US 1000 +#define PWRAP_WAIT_IDLE_US 1000 + +/* error information flag */ +enum pwrap_errno { + E_PWR_INVALID_ARG = 1, + E_PWR_INVALID_RW = 2, + E_PWR_INVALID_ADDR = 3, + E_PWR_INVALID_WDAT = 4, + E_PWR_INVALID_OP_MANUAL = 5, + E_PWR_NOT_IDLE_STATE = 6, + E_PWR_NOT_INIT_DONE = 7, + E_PWR_NOT_INIT_DONE_READ = 8, + E_PWR_WAIT_IDLE_TIMEOUT = 9, + E_PWR_WAIT_IDLE_TIMEOUT_READ = 10, + E_PWR_INIT_SIDLY_FAIL = 11, + E_PWR_RESET_TIMEOUT = 12, + E_PWR_TIMEOUT = 13, + E_PWR_INIT_RESET_SPI = 20, + E_PWR_INIT_SIDLY = 21, + E_PWR_INIT_REG_CLOCK = 22, + E_PWR_INIT_ENABLE_PMIC = 23, + E_PWR_INIT_DIO = 24, + E_PWR_INIT_CIPHER = 25, + E_PWR_INIT_WRITE_TEST = 26, + E_PWR_INIT_ENABLE_CRC = 27, + E_PWR_INIT_ENABLE_DEWRAP = 28, + E_PWR_INIT_ENABLE_EVENT = 29, + E_PWR_READ_TEST_FAIL = 30, + E_PWR_WRITE_TEST_FAIL = 31, + E_PWR_SWITCH_DIO = 32 +}; + +#endif /* PMIC_WRAP_INIT_H */ diff --git a/plat/mediatek/mt8192/drivers/ptp3/mtk_ptp3_common.h b/plat/mediatek/mt8192/drivers/ptp3/mtk_ptp3_common.h new file mode 100644 index 000000000..92c71bcdd --- /dev/null +++ b/plat/mediatek/mt8192/drivers/ptp3/mtk_ptp3_common.h @@ -0,0 +1,48 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MTK_PTP3_H +#define MTK_PTP3_H + +#include <lib/mmio.h> +#include <lib/utils_def.h> + +/************************************************ + * BIT Operation and REG r/w + ************************************************/ +#define ptp3_read(addr) mmio_read_32((uintptr_t)addr) +#define ptp3_write(addr, val) mmio_write_32((uintptr_t)addr, val) + +/************************************************ + * CPU info + ************************************************/ +#define NR_PTP3_CFG1_CPU U(8) +#define PTP3_CFG1_CPU_START_ID U(0) +#define PTP3_CFG1_MASK 0x00100000 + +#define NR_PTP3_CFG2_CPU U(4) +#define PTP3_CFG2_CPU_START_ID U(4) + +#define NR_PTP3_CFG3_CPU U(4) +#define PTP3_CFG3_CPU_START_ID U(4) + +/************************************************ + * config enum + ************************************************/ +enum PTP3_CFG { + PTP3_CFG_ADDR, + PTP3_CFG_VALUE, + NR_PTP3_CFG, +}; + +/************************************ + * prototype + ************************************/ +/* init trigger for ptp3 feature */ +extern void ptp3_init(unsigned int core); +extern void ptp3_deinit(unsigned int core); + +#endif /* MTK_PTP3_H */ diff --git a/plat/mediatek/mt8192/drivers/ptp3/mtk_ptp3_main.c b/plat/mediatek/mt8192/drivers/ptp3/mtk_ptp3_main.c new file mode 100644 index 000000000..f1d849386 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/ptp3/mtk_ptp3_main.c @@ -0,0 +1,84 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. \ + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include "mtk_ptp3_common.h" + +/************************************************ + * Central control: turn on sysPi protection + ************************************************/ +static unsigned int ptp3_cfg1[NR_PTP3_CFG1_CPU][NR_PTP3_CFG] = { + {0x0C530610, 0x110842}, + {0x0C530E10, 0x110842}, + {0x0C531610, 0x110842}, + {0x0C531E10, 0x110842}, + {0x0C532610, 0x110842}, + {0x0C532E10, 0x110842}, + {0x0C533610, 0x110842}, + {0x0C533E10, 0x110842} +}; +static unsigned int ptp3_cfg2[NR_PTP3_CFG2_CPU][NR_PTP3_CFG] = { + {0x0C53B830, 0x68000}, + {0x0C53BA30, 0x68000}, + {0x0C53BC30, 0x68000}, + {0x0C53BE30, 0x68000} +}; +static unsigned int ptp3_cfg3[NR_PTP3_CFG3_CPU][NR_PTP3_CFG] = { + {0x0C532480, 0x7C607C6}, + {0x0C532C80, 0x7C607C6}, + {0x0C533480, 0x7C607C6}, + {0x0C533C80, 0x7C607C6} +}; + +/************************************************ + * API + ************************************************/ +void ptp3_init(unsigned int core) +{ + unsigned int _core; + + /* Apply ptp3_cfg1 for core 0 to 7 */ + if (core < NR_PTP3_CFG1_CPU) { + /* update ptp3_cfg1 */ + ptp3_write( + ptp3_cfg1[core][PTP3_CFG_ADDR], + ptp3_cfg1[core][PTP3_CFG_VALUE]); + } + + /* Apply ptp3_cfg2 for core 4 to 7 */ + if (core >= PTP3_CFG2_CPU_START_ID) { + _core = core - PTP3_CFG2_CPU_START_ID; + + if (_core < NR_PTP3_CFG2_CPU) { + /* update ptp3_cfg2 */ + ptp3_write( + ptp3_cfg2[_core][PTP3_CFG_ADDR], + ptp3_cfg2[_core][PTP3_CFG_VALUE]); + } + } + + /* Apply ptp3_cfg3 for core 4 to 7 */ + if (core >= PTP3_CFG3_CPU_START_ID) { + _core = core - PTP3_CFG3_CPU_START_ID; + + if (_core < NR_PTP3_CFG3_CPU) { + /* update ptp3_cfg3 */ + ptp3_write( + ptp3_cfg3[_core][PTP3_CFG_ADDR], + ptp3_cfg3[_core][PTP3_CFG_VALUE]); + } + } +} + +void ptp3_deinit(unsigned int core) +{ + if (core < NR_PTP3_CFG1_CPU) { + /* update ptp3_cfg1 */ + ptp3_write( + ptp3_cfg1[core][PTP3_CFG_ADDR], + ptp3_cfg1[core][PTP3_CFG_VALUE] & + ~PTP3_CFG1_MASK); + } +} diff --git a/plat/mediatek/mt8192/drivers/rtc/rtc.c b/plat/mediatek/mt8192/drivers/rtc/rtc.c new file mode 100644 index 000000000..124bc8fbe --- /dev/null +++ b/plat/mediatek/mt8192/drivers/rtc/rtc.c @@ -0,0 +1,148 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <common/debug.h> +#include <drivers/delay_timer.h> +#include <rtc.h> + + +static void RTC_Config_Interface(uint32_t addr, uint16_t data, + uint16_t mask, uint16_t shift) +{ + uint16_t pmic_reg; + + pmic_reg = RTC_Read(addr); + + pmic_reg &= ~(mask << shift); + pmic_reg |= (data << shift); + + RTC_Write(addr, pmic_reg); +} + +static int32_t rtc_disable_2sec_reboot(void) +{ + uint16_t reboot; + + reboot = (RTC_Read(RTC_AL_SEC) & ~RTC_BBPU_2SEC_EN) & + ~RTC_BBPU_AUTO_PDN_SEL; + RTC_Write(RTC_AL_SEC, reboot); + + return RTC_Write_Trigger(); +} + +static int32_t rtc_enable_k_eosc(void) +{ + uint16_t alm_dow, alm_sec; + int16_t ret; + + /* Turning on eosc cali mode clock */ + RTC_Config_Interface(PMIC_RG_SCK_TOP_CKPDN_CON0_CLR, 1, + PMIC_RG_RTC_EOSC32_CK_PDN_MASK, + PMIC_RG_RTC_EOSC32_CK_PDN_SHIFT); + + alm_sec = RTC_Read(RTC_AL_SEC) & (~RTC_LPD_OPT_MASK); + RTC_Write(RTC_AL_SEC, alm_sec); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return 0; + } + + RTC_Write(RTC_CON, RTC_LPD_EN); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return 0; + } + + RTC_Write(RTC_CON, RTC_LPD_RST); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return 0; + } + + RTC_Write(RTC_CON, RTC_LPD_EN); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return 0; + } + + RTC_Write(RTC_POWERKEY1, RTC_POWERKEY1_KEY); + RTC_Write(RTC_POWERKEY2, RTC_POWERKEY2_KEY); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return 0; + } + + /* set RTC EOSC calibration period = 8sec */ + alm_dow = (RTC_Read(RTC_AL_DOW) & (~RTC_RG_EOSC_CALI_TD_MASK)) | + RTC_RG_EOSC_CALI_TD_8SEC; + RTC_Write(RTC_AL_DOW, alm_dow); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return 0; + } + + RTC_Write(RTC_BBPU, + RTC_Read(RTC_BBPU) | RTC_BBPU_KEY | RTC_BBPU_RELOAD); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return 0; + } + + /* Enable K EOSC mode :use solution1 of eosc cali to fix mt6359p 32K*/ + RTC_Write(RTC_AL_YEA, (((RTC_Read(RTC_AL_YEA) | RTC_K_EOSC_RSV_0) + & (~RTC_K_EOSC_RSV_1)) | (RTC_K_EOSC_RSV_2))); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return 0; + } + + INFO("[RTC] RTC_enable_k_eosc\n"); + + return 1; +} + +void rtc_power_off_sequence(void) +{ + uint16_t bbpu; + int16_t ret; + + ret = rtc_disable_2sec_reboot(); + if (ret == 0) { + return; + } + + ret = rtc_enable_k_eosc(); + if (ret == 0) { + return; + } + + bbpu = RTC_BBPU_KEY | RTC_BBPU_PWREN; + + if (Writeif_unlock() != 0) { + RTC_Write(RTC_BBPU, + bbpu | RTC_BBPU_RESET_ALARM | RTC_BBPU_RESET_SPAR); + RTC_Write(RTC_AL_MASK, RTC_AL_MASK_DOW); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return; + } + mdelay(1); + + bbpu = RTC_Read(RTC_BBPU); + + if (((bbpu & RTC_BBPU_RESET_ALARM) > 0) || + ((bbpu & RTC_BBPU_RESET_SPAR) > 0)) { + INFO("[RTC] timeout\n"); + } + + bbpu = RTC_Read(RTC_BBPU) | RTC_BBPU_KEY | RTC_BBPU_RELOAD; + RTC_Write(RTC_BBPU, bbpu); + ret = RTC_Write_Trigger(); + if (ret == 0) { + return; + } + } +} diff --git a/plat/mediatek/mt8192/drivers/rtc/rtc.h b/plat/mediatek/mt8192/drivers/rtc/rtc.h new file mode 100644 index 000000000..419bfe42c --- /dev/null +++ b/plat/mediatek/mt8192/drivers/rtc/rtc.h @@ -0,0 +1,197 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef RTC_H +#define RTC_H + +/* RTC registers */ +enum { + RTC_BBPU = 0x0588, + RTC_IRQ_STA = 0x058A, + RTC_IRQ_EN = 0x058C, + RTC_CII_EN = 0x058E +}; + +enum { + RTC_AL_SEC = 0x05A0, + RTC_AL_MIN = 0x05A2, + RTC_AL_HOU = 0x05A4, + RTC_AL_DOM = 0x05A6, + RTC_AL_DOW = 0x05A8, + RTC_AL_MTH = 0x05AA, + RTC_AL_YEA = 0x05AC, + RTC_AL_MASK = 0x0590 +}; + +enum { + RTC_OSC32CON = 0x05AE, + RTC_CON = 0x05C4, + RTC_WRTGR = 0x05C2 +}; + +enum { + RTC_POWERKEY1 = 0x05B0, + RTC_POWERKEY2 = 0x05B2 +}; + +enum { + RTC_POWERKEY1_KEY = 0xA357, + RTC_POWERKEY2_KEY = 0x67D2 +}; + +enum { + RTC_PDN1 = 0x05B4, + RTC_PDN2 = 0x05B6, + RTC_SPAR0 = 0x05B8, + RTC_SPAR1 = 0x05BA, + RTC_PROT = 0x05BC, + RTC_DIFF = 0x05BE, + RTC_CALI = 0x05C0 +}; + +enum { + RTC_OSC32CON_UNLOCK1 = 0x1A57, + RTC_OSC32CON_UNLOCK2 = 0x2B68 +}; + +enum { + RTC_LPD_EN = 0x0406, + RTC_LPD_RST = 0x040E +}; + +enum { + RTC_LPD_OPT_XOSC_AND_EOSC_LPD = 0U << 13, + RTC_LPD_OPT_EOSC_LPD = 1U << 13, + RTC_LPD_OPT_XOSC_LPD = 2U << 13, + RTC_LPD_OPT_F32K_CK_ALIVE = 3U << 13, +}; + +#define RTC_LPD_OPT_MASK (3U << 13) + +enum { + RTC_PROT_UNLOCK1 = 0x586A, + RTC_PROT_UNLOCK2 = 0x9136 +}; + +enum { + RTC_BBPU_PWREN = 1U << 0, + RTC_BBPU_SPAR_SW = 1U << 1, + RTC_BBPU_RESET_SPAR = 1U << 2, + RTC_BBPU_RESET_ALARM = 1U << 3, + RTC_BBPU_CLRPKY = 1U << 4, + RTC_BBPU_RELOAD = 1U << 5, + RTC_BBPU_CBUSY = 1U << 6 +}; + +enum { + RTC_AL_MASK_SEC = 1U << 0, + RTC_AL_MASK_MIN = 1U << 1, + RTC_AL_MASK_HOU = 1U << 2, + RTC_AL_MASK_DOM = 1U << 3, + RTC_AL_MASK_DOW = 1U << 4, + RTC_AL_MASK_MTH = 1U << 5, + RTC_AL_MASK_YEA = 1U << 6 +}; + +enum { + RTC_BBPU_AUTO_PDN_SEL = 1U << 6, + RTC_BBPU_2SEC_CK_SEL = 1U << 7, + RTC_BBPU_2SEC_EN = 1U << 8, + RTC_BBPU_2SEC_MODE = 0x3 << 9, + RTC_BBPU_2SEC_STAT_CLEAR = 1U << 11, + RTC_BBPU_2SEC_STAT_STA = 1U << 12 +}; + +enum { + RTC_BBPU_KEY = 0x43 << 8 +}; + +enum { + RTC_EMBCK_SRC_SEL = 1 << 8, + RTC_EMBCK_SEL_MODE = 3 << 6, + RTC_XOSC32_ENB = 1 << 5, + RTC_REG_XOSC32_ENB = 1 << 15 +}; + +enum { + RTC_K_EOSC_RSV_0 = 1 << 8, + RTC_K_EOSC_RSV_1 = 1 << 9, + RTC_K_EOSC_RSV_2 = 1 << 10 +}; + +enum { + RTC_RG_EOSC_CALI_TD_1SEC = 3 << 5, + RTC_RG_EOSC_CALI_TD_2SEC = 4 << 5, + RTC_RG_EOSC_CALI_TD_4SEC = 5 << 5, + RTC_RG_EOSC_CALI_TD_8SEC = 6 << 5, + RTC_RG_EOSC_CALI_TD_16SEC = 7 << 5, + RTC_RG_EOSC_CALI_TD_MASK = 7 << 5 +}; + +/* PMIC TOP Register Definition */ +enum { + PMIC_RG_TOP_CON = 0x0020, + PMIC_RG_TOP_CKPDN_CON1 = 0x0112, + PMIC_RG_TOP_CKPDN_CON1_SET = 0x0114, + PMIC_RG_TOP_CKPDN_CON1_CLR = 0x0116, + PMIC_RG_TOP_CKSEL_CON0 = 0x0118, + PMIC_RG_TOP_CKSEL_CON0_SET = 0x011A, + PMIC_RG_TOP_CKSEL_CON0_CLR = 0x011C +}; + +/* PMIC SCK Register Definition */ +enum { + PMIC_RG_SCK_TOP_CKPDN_CON0 = 0x0514, + PMIC_RG_SCK_TOP_CKPDN_CON0_SET = 0x0516, + PMIC_RG_SCK_TOP_CKPDN_CON0_CLR = 0x0518, + PMIC_RG_EOSC_CALI_CON0 = 0x53A +}; + +enum { + PMIC_EOSC_CALI_START_ADDR = 0x53A +}; + +enum { + PMIC_EOSC_CALI_START_MASK = 0x1, + PMIC_EOSC_CALI_START_SHIFT = 0 +}; + +/* PMIC DCXO Register Definition */ +enum { + PMIC_RG_DCXO_CW00 = 0x0788, + PMIC_RG_DCXO_CW02 = 0x0790, + PMIC_RG_DCXO_CW08 = 0x079C, + PMIC_RG_DCXO_CW09 = 0x079E, + PMIC_RG_DCXO_CW09_CLR = 0x07A2, + PMIC_RG_DCXO_CW10 = 0x07A4, + PMIC_RG_DCXO_CW12 = 0x07A8, + PMIC_RG_DCXO_CW13 = 0x07AA, + PMIC_RG_DCXO_CW15 = 0x07AE, + PMIC_RG_DCXO_CW19 = 0x07B6, +}; + +enum { + PMIC_RG_SRCLKEN_IN0_HW_MODE_MASK = 0x1, + PMIC_RG_SRCLKEN_IN0_HW_MODE_SHIFT = 1, + PMIC_RG_SRCLKEN_IN1_HW_MODE_MASK = 0x1, + PMIC_RG_SRCLKEN_IN1_HW_MODE_SHIFT = 3, + PMIC_RG_RTC_EOSC32_CK_PDN_MASK = 0x1, + PMIC_RG_RTC_EOSC32_CK_PDN_SHIFT = 2, + PMIC_RG_EOSC_CALI_TD_MASK = 0x7, + PMIC_RG_EOSC_CALI_TD_SHIFT = 5, + PMIC_RG_XO_EN32K_MAN_MASK = 0x1, + PMIC_RG_XO_EN32K_MAN_SHIFT = 0 +}; + +/* external API */ +uint16_t RTC_Read(uint32_t addr); +void RTC_Write(uint32_t addr, uint16_t data); +int32_t rtc_busy_wait(void); +int32_t RTC_Write_Trigger(void); +int32_t Writeif_unlock(void); +void rtc_power_off_sequence(void); + +#endif /* RTC_H */ diff --git a/plat/mediatek/mt8192/drivers/spmc/mtspmc.c b/plat/mediatek/mt8192/drivers/spmc/mtspmc.c new file mode 100644 index 000000000..7ccebd6ab --- /dev/null +++ b/plat/mediatek/mt8192/drivers/spmc/mtspmc.c @@ -0,0 +1,177 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <assert.h> + +#include <common/debug.h> +#include <drivers/delay_timer.h> +#include <lib/mmio.h> + +#include <mcucfg.h> +#include <mtspmc.h> +#include <mtspmc_private.h> + + +void mcucfg_disable_gic_wakeup(uint32_t cluster, uint32_t cpu) +{ + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, GIC_WAKEUP_IGNORE(cpu)); +} + +void mcucfg_enable_gic_wakeup(uint32_t cluster, uint32_t cpu) +{ + mmio_clrbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, GIC_WAKEUP_IGNORE(cpu)); +} + +void mcucfg_set_bootaddr(uint32_t cluster, uint32_t cpu, uintptr_t bootaddr) +{ + assert(cluster == 0U); + + mmio_write_32(per_cpu(cluster, cpu, MCUCFG_BOOTADDR), bootaddr); +} + +uintptr_t mcucfg_get_bootaddr(uint32_t cluster, uint32_t cpu) +{ + assert(cluster == 0U); + + return (uintptr_t)mmio_read_32(per_cpu(cluster, cpu, MCUCFG_BOOTADDR)); +} + +void mcucfg_init_archstate(uint32_t cluster, uint32_t cpu, bool arm64) +{ + uint32_t reg; + + assert(cluster == 0U); + + reg = per_cluster(cluster, MCUCFG_INITARCH); + + if (arm64) { + mmio_setbits_32(reg, MCUCFG_INITARCH_CPU_BIT(cpu)); + } else { + mmio_clrbits_32(reg, MCUCFG_INITARCH_CPU_BIT(cpu)); + } +} + +/** + * Return subsystem's power state. + * + * @mask: mask to SPM_CPU_PWR_STATUS to query the power state + * of one subsystem. + * RETURNS: + * 0 (the subsys was powered off) + * 1 (the subsys was powered on) + */ +bool spm_get_powerstate(uint32_t mask) +{ + return (mmio_read_32(SPM_CPU_PWR_STATUS) & mask) != 0U; +} + +bool spm_get_cluster_powerstate(uint32_t cluster) +{ + assert(cluster == 0U); + + return spm_get_powerstate(MP0_CPUTOP); +} + +bool spm_get_cpu_powerstate(uint32_t cluster, uint32_t cpu) +{ + uint32_t mask = BIT(cpu); + + assert(cluster == 0U); + + return spm_get_powerstate(mask); +} + +int spmc_init(void) +{ + INFO("SPM: enable CPC mode\n"); + + mmio_write_32(SPM_POWERON_CONFIG_EN, PROJECT_CODE | BCLK_CG_EN); + + mmio_setbits_32(per_cpu(0, 1, SPM_CPU_PWR), PWR_RST_B); + mmio_setbits_32(per_cpu(0, 2, SPM_CPU_PWR), PWR_RST_B); + mmio_setbits_32(per_cpu(0, 3, SPM_CPU_PWR), PWR_RST_B); + mmio_setbits_32(per_cpu(0, 4, SPM_CPU_PWR), PWR_RST_B); + mmio_setbits_32(per_cpu(0, 5, SPM_CPU_PWR), PWR_RST_B); + mmio_setbits_32(per_cpu(0, 6, SPM_CPU_PWR), PWR_RST_B); + mmio_setbits_32(per_cpu(0, 7, SPM_CPU_PWR), PWR_RST_B); + + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, GIC_WAKEUP_IGNORE(1)); + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, GIC_WAKEUP_IGNORE(2)); + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, GIC_WAKEUP_IGNORE(3)); + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, GIC_WAKEUP_IGNORE(4)); + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, GIC_WAKEUP_IGNORE(5)); + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, GIC_WAKEUP_IGNORE(6)); + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, GIC_WAKEUP_IGNORE(7)); + + mmio_clrbits_32(SPM_MCUSYS_PWR_CON, RESETPWRON_CONFIG); + mmio_clrbits_32(SPM_MP0_CPUTOP_PWR_CON, RESETPWRON_CONFIG); + mmio_clrbits_32(per_cpu(0, 0, SPM_CPU_PWR), RESETPWRON_CONFIG); + + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, CPC_CTRL_ENABLE); + + return 0; +} + +/** + * Power on a core with specified cluster and core index + * + * @cluster: the cluster ID of the CPU which to be powered on + * @cpu: the CPU ID of the CPU which to be powered on + */ +void spm_poweron_cpu(uint32_t cluster, uint32_t cpu) +{ + /* set to 0 after BIG VPROC bulk on & before B-core power on seq. */ + if (cpu >= 4U) { + mmio_write_32(DREQ20_BIG_VPROC_ISO, 0U); + } + + mmio_setbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, SSPM_ALL_PWR_CTRL_EN); + mmio_setbits_32(per_cpu(cluster, cpu, SPM_CPU_PWR), PWR_ON); + + while (!spm_get_cpu_powerstate(cluster, cpu)) { + } + + mmio_clrbits_32(MCUCFG_CPC_FLOW_CTRL_CFG, SSPM_ALL_PWR_CTRL_EN); + + /* Enable Big CPU Last PC */ + if (cpu >= 4U) { + mmio_clrbits_32(LAST_PC_REG(cpu), BIT(3)); + } +} + +/** + * Power off a core with specified cluster and core index + * + * @cluster: the cluster ID of the CPU which to be powered off + * @cpu: the CPU ID of the CPU which to be powered off + */ +void spm_poweroff_cpu(uint32_t cluster, uint32_t cpu) +{ + /* Set mp0_spmc_pwr_on_cpuX = 0 */ + mmio_clrbits_32(per_cpu(cluster, cpu, SPM_CPU_PWR), PWR_ON); +} + +/** + * Power off a cluster with specified index + * + * @cluster: the cluster index which to be powered off + */ +void spm_poweroff_cluster(uint32_t cluster) +{ + /* No need to power on/off cluster on single cluster platform */ + assert(false); +} + +/** + * Power on a cluster with specified index + * + * @cluster: the cluster index which to be powered on + */ +void spm_poweron_cluster(uint32_t cluster) +{ + /* No need to power on/off cluster on single cluster platform */ + assert(false); +} diff --git a/plat/mediatek/mt8192/drivers/spmc/mtspmc.h b/plat/mediatek/mt8192/drivers/spmc/mtspmc.h new file mode 100644 index 000000000..7ed2e6220 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/spmc/mtspmc.h @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MTSPMC_H +#define MTSPMC_H + +#include <stdint.h> + +int spmc_init(void); + +void spm_poweron_cpu(uint32_t cluster, uint32_t cpu); +void spm_poweroff_cpu(uint32_t cluster, uint32_t cpu); + +void spm_poweroff_cluster(uint32_t cluster); +void spm_poweron_cluster(uint32_t cluster); + +bool spm_get_cpu_powerstate(uint32_t cluster, uint32_t cpu); +bool spm_get_cluster_powerstate(uint32_t cluster); +bool spm_get_powerstate(uint32_t mask); + +void mcucfg_init_archstate(uint32_t cluster, uint32_t cpu, bool arm64); +void mcucfg_set_bootaddr(uint32_t cluster, uint32_t cpu, uintptr_t bootaddr); +uintptr_t mcucfg_get_bootaddr(uint32_t cluster, uint32_t cpu); + +void mcucfg_disable_gic_wakeup(uint32_t cluster, uint32_t cpu); +void mcucfg_enable_gic_wakeup(uint32_t cluster, uint32_t cpu); + +#endif /* MTSPMC_H */ diff --git a/plat/mediatek/mt8192/drivers/spmc/mtspmc_private.h b/plat/mediatek/mt8192/drivers/spmc/mtspmc_private.h new file mode 100644 index 000000000..ad782955d --- /dev/null +++ b/plat/mediatek/mt8192/drivers/spmc/mtspmc_private.h @@ -0,0 +1,184 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MTSPMC_PRIVATE_H +#define MTSPMC_PRIVATE_H + +#include <lib/utils_def.h> +#include <platform_def.h> + +unsigned long read_cpuectlr(void); +void write_cpuectlr(unsigned long cpuectlr); + +unsigned long read_cpupwrctlr_el1(void); +void write_cpupwrctlr_el1(unsigned long cpuectlr); + +/* + * per_cpu/cluster helper + */ +struct per_cpu_reg { + unsigned int cluster_addr; + unsigned int cpu_stride; +}; + +#define per_cpu(cluster, cpu, reg) \ + (reg[cluster].cluster_addr + (cpu << reg[cluster].cpu_stride)) + +#define per_cluster(cluster, reg) (reg[cluster].cluster_addr) + +#define SPM_REG(ofs) (uint32_t)(SPM_BASE + (ofs)) +#define MCUCFG_REG(ofs) (uint32_t)(MCUCFG_BASE + (ofs)) +#define INFRACFG_AO_REG(ofs) (uint32_t)(INFRACFG_AO_BASE + (ofs)) + +/* === SPMC related registers */ +#define SPM_POWERON_CONFIG_EN SPM_REG(0x000) +/* bit-fields of SPM_POWERON_CONFIG_EN */ +#define PROJECT_CODE (U(0xb16) << 16) +#define BCLK_CG_EN BIT(0) + +#define SPM_PWR_STATUS SPM_REG(0x16c) +#define SPM_PWR_STATUS_2ND SPM_REG(0x170) +#define SPM_CPU_PWR_STATUS SPM_REG(0x174) + +/* bit-fields of SPM_PWR_STATUS */ +#define MD BIT(0) +#define CONN BIT(1) +#define DDRPHY BIT(2) +#define DISP BIT(3) +#define MFG BIT(4) +#define ISP BIT(5) +#define INFRA BIT(6) +#define VDEC BIT(7) +#define MP0_CPUTOP BIT(8) +#define MP0_CPU0 BIT(9) +#define MP0_CPU1 BIT(10) +#define MP0_CPU2 BIT(11) +#define MP0_CPU3 BIT(12) +#define MCUSYS BIT(14) +#define MP0_CPU4 BIT(15) +#define MP0_CPU5 BIT(16) +#define MP0_CPU6 BIT(17) +#define MP0_CPU7 BIT(18) +#define VEN BIT(21) + +/* === SPMC related registers */ +#define SPM_MCUSYS_PWR_CON MCUCFG_REG(0xd200) +#define SPM_MP0_CPUTOP_PWR_CON MCUCFG_REG(0xd204) +#define SPM_MP0_CPU0_PWR_CON MCUCFG_REG(0xd208) +#define SPM_MP0_CPU1_PWR_CON MCUCFG_REG(0xd20c) +#define SPM_MP0_CPU2_PWR_CON MCUCFG_REG(0xd210) +#define SPM_MP0_CPU3_PWR_CON MCUCFG_REG(0xd214) +#define SPM_MP0_CPU4_PWR_CON MCUCFG_REG(0xd218) +#define SPM_MP0_CPU5_PWR_CON MCUCFG_REG(0xd21c) +#define SPM_MP0_CPU6_PWR_CON MCUCFG_REG(0xd220) +#define SPM_MP0_CPU7_PWR_CON MCUCFG_REG(0xd224) + +/* bit fields of SPM_*_PWR_CON */ +#define PWR_ON_ACK BIT(31) +#define VPROC_EXT_OFF BIT(7) +#define DORMANT_EN BIT(6) +#define RESETPWRON_CONFIG BIT(5) +#define PWR_CLK_DIS BIT(4) +#define PWR_ON BIT(2) +#define PWR_RST_B BIT(0) + +/**** per_cpu registers for SPM_MP0_CPU?_PWR_CON */ +static const struct per_cpu_reg SPM_CPU_PWR[] = { + { .cluster_addr = SPM_MP0_CPU0_PWR_CON, .cpu_stride = 2U } +}; + +/**** per_cluster registers for SPM_MP0_CPUTOP_PWR_CON */ +static const struct per_cpu_reg SPM_CLUSTER_PWR[] = { + { .cluster_addr = SPM_MP0_CPUTOP_PWR_CON, .cpu_stride = 0U } +}; + +/* === MCUCFG related registers */ +/* aa64naa32 */ +#define MCUCFG_MP0_CLUSTER_CFG5 MCUCFG_REG(0xc8e4) +/* reset vectors */ +#define MCUCFG_MP0_CLUSTER_CFG8 MCUCFG_REG(0xc900) +#define MCUCFG_MP0_CLUSTER_CFG10 MCUCFG_REG(0xc908) +#define MCUCFG_MP0_CLUSTER_CFG12 MCUCFG_REG(0xc910) +#define MCUCFG_MP0_CLUSTER_CFG14 MCUCFG_REG(0xc918) +#define MCUCFG_MP0_CLUSTER_CFG16 MCUCFG_REG(0xc920) +#define MCUCFG_MP0_CLUSTER_CFG18 MCUCFG_REG(0xc928) +#define MCUCFG_MP0_CLUSTER_CFG20 MCUCFG_REG(0xc930) +#define MCUCFG_MP0_CLUSTER_CFG22 MCUCFG_REG(0xc938) + +/* MCUSYS DREQ BIG VPROC ISO control */ +#define DREQ20_BIG_VPROC_ISO MCUCFG_REG(0xad8c) + +/**** per_cpu registers for MCUCFG_MP0_CLUSTER_CFG? */ +static const struct per_cpu_reg MCUCFG_BOOTADDR[] = { + { .cluster_addr = MCUCFG_MP0_CLUSTER_CFG8, .cpu_stride = 3U } +}; + +/**** per_cpu registers for MCUCFG_MP0_CLUSTER_CFG5 */ +static const struct per_cpu_reg MCUCFG_INITARCH[] = { + { .cluster_addr = MCUCFG_MP0_CLUSTER_CFG5, .cpu_stride = 0U } +}; + +#define MCUCFG_INITARCH_CPU_BIT(cpu) BIT(16U + cpu) +#define LAST_PC_REG(cpu) (MCUCFG_REG(0x308) + (cpu * 0x800)) + +/* === CPC control */ +#define MCUCFG_CPC_FLOW_CTRL_CFG MCUCFG_REG(0xa814) +#define MCUCFG_CPC_SPMC_PWR_STATUS MCUCFG_REG(0xa840) + +/* bit fields of CPC_FLOW_CTRL_CFG */ +#define CPC_CTRL_ENABLE BIT(16) +#define SSPM_ALL_PWR_CTRL_EN BIT(13) /* for cpu-hotplug */ +#define GIC_WAKEUP_IGNORE(cpu) BIT(21 + cpu) + +/* bit fields of CPC_SPMC_PWR_STATUS */ +#define CORE_SPMC_PWR_ON_ACK GENMASK(15, 0) + +/* === APB Module infracfg_ao */ +#define INFRA_TOPAXI_PROTECTEN INFRACFG_AO_REG(0x0220) +#define INFRA_TOPAXI_PROTECTEN_STA0 INFRACFG_AO_REG(0x0224) +#define INFRA_TOPAXI_PROTECTEN_STA1 INFRACFG_AO_REG(0x0228) +#define INFRA_TOPAXI_PROTECTEN_SET INFRACFG_AO_REG(0x02a0) +#define INFRA_TOPAXI_PROTECTEN_CLR INFRACFG_AO_REG(0x02a4) +#define INFRA_TOPAXI_PROTECTEN_1 INFRACFG_AO_REG(0x0250) +#define INFRA_TOPAXI_PROTECTEN_STA0_1 INFRACFG_AO_REG(0x0254) +#define INFRA_TOPAXI_PROTECTEN_STA1_1 INFRACFG_AO_REG(0x0258) +#define INFRA_TOPAXI_PROTECTEN_1_SET INFRACFG_AO_REG(0x02a8) +#define INFRA_TOPAXI_PROTECTEN_1_CLR INFRACFG_AO_REG(0x02ac) + +/* bit fields of INFRA_TOPAXI_PROTECTEN */ +#define MP0_SPMC_PROT_STEP1_0_MASK BIT(12) +#define MP0_SPMC_PROT_STEP1_1_MASK (BIT(26) | BIT(12)) + +/* === SPARK */ +#define VOLTAGE_04 U(0x40) +#define VOLTAGE_05 U(0x60) + +#define PTP3_CPU0_SPMC_SW_CFG MCUCFG_REG(0x200) +#define CPU0_ILDO_CONTROL5 MCUCFG_REG(0x334) +#define CPU0_ILDO_CONTROL8 MCUCFG_REG(0x340) + +/* bit fields of CPU0_ILDO_CONTROL5 */ +#define ILDO_RET_VOSEL GENMASK(7, 0) + +/* bit fields of PTP3_CPU_SPMC_SW_CFG */ +#define SW_SPARK_EN BIT(0) + +/* bit fields of CPU0_ILDO_CONTROL8 */ +#define ILDO_BYPASS_B BIT(0) + +static const struct per_cpu_reg MCUCFG_SPARK[] = { + { .cluster_addr = PTP3_CPU0_SPMC_SW_CFG, .cpu_stride = 11U } +}; + +static const struct per_cpu_reg ILDO_CONTROL5[] = { + { .cluster_addr = CPU0_ILDO_CONTROL5, .cpu_stride = 11U } +}; + +static const struct per_cpu_reg ILDO_CONTROL8[] = { + { .cluster_addr = CPU0_ILDO_CONTROL8, .cpu_stride = 11U } +}; + +#endif /* MTSPMC_PRIVATE_H */ diff --git a/plat/mediatek/mt8192/drivers/timer/mt_timer.c b/plat/mediatek/mt8192/drivers/timer/mt_timer.c new file mode 100644 index 000000000..08608854a --- /dev/null +++ b/plat/mediatek/mt8192/drivers/timer/mt_timer.c @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <arch_helpers.h> +#include <lib/mmio.h> +#include <mt_timer.h> +#include <platform_def.h> + + +uint64_t normal_time_base; +uint64_t atf_time_base; + +void sched_clock_init(uint64_t normal_base, uint64_t atf_base) +{ + normal_time_base += normal_base; + atf_time_base = atf_base; +} + +uint64_t sched_clock(void) +{ + uint64_t cval; + uint64_t rel_base; + + rel_base = read_cntpct_el0() - atf_time_base; + cval = ((rel_base * 1000U) / SYS_COUNTER_FREQ_IN_MHZ) + - normal_time_base; + return cval; +} + +void mt_systimer_init(void) +{ + /* Enable access in NS mode */ + mmio_write_32(CNTWACR_REG, CNT_WRITE_ACCESS_CTL_MASK); + mmio_write_32(CNTRACR_REG, CNT_READ_ACCESS_CTL_MASK); +} diff --git a/plat/mediatek/mt8192/drivers/timer/mt_timer.h b/plat/mediatek/mt8192/drivers/timer/mt_timer.h new file mode 100644 index 000000000..b35317715 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/timer/mt_timer.h @@ -0,0 +1,35 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MT_TIMER_H +#define MT_TIMER_H + +#define SYSTIMER_BASE (0x10017000) +#define CNTCR_REG (SYSTIMER_BASE + 0x0) +#define CNTSR_REG (SYSTIMER_BASE + 0x4) +#define CNTSYS_L_REG (SYSTIMER_BASE + 0x8) +#define CNTSYS_H_REG (SYSTIMER_BASE + 0xc) +#define CNTWACR_REG (SYSTIMER_BASE + 0x10) +#define CNTRACR_REG (SYSTIMER_BASE + 0x14) + +#define TIEO_EN (1 << 3) +#define COMP_15_EN (1 << 10) +#define COMP_20_EN (1 << 11) +#define COMP_25_EN (1 << 12) + +#define COMP_FEATURE_MASK (COMP_15_EN | COMP_20_EN | COMP_25_EN | TIEO_EN) +#define COMP_15_MASK (COMP_15_EN) +#define COMP_20_MASK (COMP_20_EN | TIEO_EN) +#define COMP_25_MASK (COMP_20_EN | COMP_25_EN) + +#define CNT_WRITE_ACCESS_CTL_MASK (0x3FFFFF0U) +#define CNT_READ_ACCESS_CTL_MASK (0x3FFFFFFU) + +void sched_clock_init(uint64_t normal_base, uint64_t atf_base); +uint64_t sched_clock(void); +void mt_systimer_init(void); + +#endif /* MT_TIMER_H */ diff --git a/plat/mediatek/mt8192/drivers/uart/uart.h b/plat/mediatek/mt8192/drivers/uart/uart.h new file mode 100644 index 000000000..ac8b94dd1 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/uart/uart.h @@ -0,0 +1,100 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef UART_H +#define UART_H + +#include <platform_def.h> + +/* UART HW information */ +#define HW_SUPPORT_UART_PORTS 2 +#define DRV_SUPPORT_UART_PORTS 2 + +/* console UART clock cg */ +#define UART_CLOCK_GATE_SET (INFRACFG_AO_BASE + 0x80) +#define UART_CLOCK_GATE_CLR (INFRACFG_AO_BASE + 0x84) +#define UART_CLOCK_GATE_STA (INFRACFG_AO_BASE + 0x90) +#define UART0_CLOCK_GATE_BIT (1U<<22) +#define UART1_CLOCK_GATE_BIT (1U<<23) + +/* UART registers */ +#define UART_RBR(_baseaddr) (_baseaddr + 0x0) +#define UART_THR(_baseaddr) (_baseaddr + 0x0) +#define UART_IER(_baseaddr) (_baseaddr + 0x4) +#define UART_IIR(_baseaddr) (_baseaddr + 0x8) +#define UART_FCR(_baseaddr) (_baseaddr + 0x8) +#define UART_LCR(_baseaddr) (_baseaddr + 0xc) +#define UART_MCR(_baseaddr) (_baseaddr + 0x10) +#define UART_LSR(_baseaddr) (_baseaddr + 0x14) +#define UART_MSR(_baseaddr) (_baseaddr + 0x18) +#define UART_SCR(_baseaddr) (_baseaddr + 0x1c) +#define UART_DLL(_baseaddr) (_baseaddr + 0x0) +#define UART_DLH(_baseaddr) (_baseaddr + 0x4) +#define UART_EFR(_baseaddr) (_baseaddr + 0x8) +#define UART_XON1(_baseaddr) (_baseaddr + 0x10) +#define UART_XON2(_baseaddr) (_baseaddr + 0x14) +#define UART_XOFF1(_baseaddr) (_baseaddr + 0x18) +#define UART_XOFF2(_baseaddr) (_baseaddr + 0x1c) +#define UART_AUTOBAUD(_baseaddr) (_baseaddr + 0x20) +#define UART_HIGHSPEED(_baseaddr) (_baseaddr + 0x24) +#define UART_SAMPLE_COUNT(_baseaddr) (_baseaddr + 0x28) +#define UART_SAMPLE_POINT(_baseaddr) (_baseaddr + 0x2c) +#define UART_AUTOBAUD_REG(_baseaddr) (_baseaddr + 0x30) +#define UART_RATE_FIX_REG(_baseaddr) (_baseaddr + 0x34) +#define UART_AUTO_BAUDSAMPLE(_baseaddr) (_baseaddr + 0x38) +#define UART_GUARD(_baseaddr) (_baseaddr + 0x3c) +#define UART_ESCAPE_DAT(_baseaddr) (_baseaddr + 0x40) +#define UART_ESCAPE_EN(_baseaddr) (_baseaddr + 0x44) +#define UART_SLEEP_EN(_baseaddr) (_baseaddr + 0x48) +#define UART_DMA_EN(_baseaddr) (_baseaddr + 0x4c) +#define UART_RXTRI_AD(_baseaddr) (_baseaddr + 0x50) +#define UART_FRACDIV_L(_baseaddr) (_baseaddr + 0x54) +#define UART_FRACDIV_M(_baseaddr) (_baseaddr + 0x58) +#define UART_FCR_RD(_baseaddr) (_baseaddr + 0x5C) +#define UART_USB_RX_SEL(_baseaddr) (_baseaddr + 0xB0) +#define UART_SLEEP_REQ(_baseaddr) (_baseaddr + 0xB4) +#define UART_SLEEP_ACK(_baseaddr) (_baseaddr + 0xB8) +#define UART_SPM_SEL(_baseaddr) (_baseaddr + 0xBC) +#define UART_LCR_DLAB 0x0080 +#define UART_LCR_MODE_B 0x00bf + +enum uart_port_ID { + UART_PORT0 = 0, + UART_PORT1 +}; + +struct mt_uart_register { + uint32_t dll; + uint32_t dlh; + uint32_t ier; + uint32_t lcr; + uint32_t mcr; + uint32_t fcr; + uint32_t lsr; + uint32_t scr; + uint32_t efr; + uint32_t highspeed; + uint32_t sample_count; + uint32_t sample_point; + uint32_t fracdiv_l; + uint32_t fracdiv_m; + uint32_t escape_en; + uint32_t guard; + uint32_t rx_sel; +}; + +struct mt_uart { + unsigned long base; + struct mt_uart_register registers; +}; + +/* external API */ +void mt_uart_save(void); +void mt_uart_restore(void); +void mt_console_uart_cg(int on); +uint32_t mt_console_uart_cg_status(void); + +#endif /* __UART_H__ */ |