Merge branch 'aosp/upstream-master' into HEADandroid-s-preview-1

This keeps the bl31 interface change reverted which still has not been
fixed in upstream U-Boot for rockchip devices.

Test: CROSS_COMPILE=aarch64-linux-gnu- make PLAT=rk3399 \
        DEBUG=0 ERROR_DEPRECATED=1 bl31
Signed-off-by: Alistair Delva <adelva@google.com>
Change-Id: I7c3972a7b767715efb05593096d5d92dba14c609

1 files changed, 94 insertions, 0 deletions

diff --git a/include/drivers/brcm/chimp.h b/include/drivers/brcm/chimp.h
new file mode 100644
index 000000000..02d528b9f
--- /dev/null
+++ b/include/drivers/brcm/chimp.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2016 - 2020, Broadcom
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SR_CHIMP_H
+#define SR_CHIMP_H
+
+#include <common/bl_common.h>
+#include <common/debug.h>
+#include <lib/mmio.h>
+
+#include <platform_def.h>
+
+#define CHIMP_WINDOW_SIZE 0x400000
+#define CHIMP_ERROR_OFFSET 28
+#define CHIMP_ERROR_MASK 0xf0000000
+
+#ifndef EMULATION_SETUP
+#define CHIMP_HANDSHAKE_TIMEOUT_MS 10000
+#else
+/*
+ * 1hr timeout for test in emulator
+ * By doing this ChiMP is given a chance to boot
+ * fully from the QSPI
+ * (on Palladium this takes upto 50 min depending on QSPI clk)
+ */
+
+#define CHIMP_HANDSHAKE_TIMEOUT_MS 3600000
+#endif
+
+#define CHIMP_BPE_MODE_ID_PATTERN				(0x25000000)
+#define CHIMP_BPE_MODE_ID_MASK					(0x7f000000)
+#define NIC_RESET_RELEASE_TIMEOUT_US		(10)
+
+/* written by M0, used by ChiMP ROM */
+#define SR_IN_SMARTNIC_MODE_BIT					0
+/* written by M0, used by ChiMP ROM */
+#define SR_CHIMP_SECURE_BOOT_BIT				1
+/* cleared by AP, set by ChiMP BC2 code */
+#define SR_FLASH_ACCESS_DONE_BIT				2
+
+#ifdef USE_CHIMP
+void bcm_chimp_write(uintptr_t addr, uint32_t value);
+uint32_t bcm_chimp_read(uintptr_t addr);
+uint32_t bcm_chimp_read_ctrl(uint32_t offset);
+void bcm_chimp_clrbits(uintptr_t addr, uint32_t bits);
+void bcm_chimp_setbits(uintptr_t addr, uint32_t bits);
+int bcm_chimp_is_nic_mode(void);
+void bcm_chimp_fru_prog_done(bool status);
+int bcm_chimp_handshake_done(void);
+int bcm_chimp_wait_handshake(void);
+/* Fastboot-related*/
+int bcm_chimp_initiate_fastboot(int fastboot_type);
+#else
+static inline void bcm_chimp_write(uintptr_t addr, uint32_t value)
+{
+}
+static inline uint32_t bcm_chimp_read(uintptr_t addr)
+{
+	return 0;
+}
+static inline uint32_t bcm_chimp_read_ctrl(uint32_t offset)
+{
+	return 0;
+}
+static inline void bcm_chimp_clrbits(uintptr_t addr, uint32_t bits)
+{
+}
+static inline void bcm_chimp_setbits(uintptr_t addr, uint32_t bits)
+{
+}
+static inline int bcm_chimp_is_nic_mode(void)
+{
+	return 0;
+}
+static inline void bcm_chimp_fru_prog_done(bool status)
+{
+}
+static inline int bcm_chimp_handshake_done(void)
+{
+	return 0;
+}
+static inline int bcm_chimp_wait_handshake(void)
+{
+	return 0;
+}
+static inline int bcm_chimp_initiate_fastboot(int fastboot_type)
+{
+	return 0;
+}
+#endif /* USE_CHIMP */
+#endif