diff options
Diffstat (limited to 'arch/sparc/cpu/leon3/cpu.c')
-rw-r--r-- | arch/sparc/cpu/leon3/cpu.c | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/arch/sparc/cpu/leon3/cpu.c b/arch/sparc/cpu/leon3/cpu.c deleted file mode 100644 index 149e5c69e6..0000000000 --- a/arch/sparc/cpu/leon3/cpu.c +++ /dev/null @@ -1,113 +0,0 @@ -/* CPU specific code for the LEON3 CPU - * - * (C) Copyright 2007, 2015 - * Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <watchdog.h> -#include <command.h> -#include <netdev.h> - -#include <asm/io.h> -#include <asm/processor.h> -#include <ambapp.h> - -DECLARE_GLOBAL_DATA_PTR; - -extern void _reset_reloc(void); - -int leon_cpu_cnt = 1; -int leon_ver = 3; -unsigned int leon_cpu_freq = CONFIG_SYS_CLK_FREQ; - -int cpu_freq(void) -{ - ambapp_ahbdev dev; - - if (leon_ver == 3) { - ambapp_ahbmst_find(&ambapp_plb, VENDOR_GAISLER, - GAISLER_LEON3, 0, &dev); - } else { - ambapp_ahbmst_find(&ambapp_plb, VENDOR_GAISLER, - GAISLER_LEON4, 0, &dev); - } - - leon_cpu_freq = ambapp_bus_freq(&ambapp_plb, dev.ahb_bus_index); - - return 0; -} - -int checkcpu(void) -{ - int cnt; - char str[4]; - - /* check LEON version here */ - cnt = ambapp_ahbmst_count(&ambapp_plb, VENDOR_GAISLER, GAISLER_LEON3); - if (cnt <= 0) { - cnt = ambapp_ahbmst_count(&ambapp_plb, VENDOR_GAISLER, - GAISLER_LEON4); - if (cnt > 0) - leon_ver = 4; - } - - cpu_freq(); - - str[0] = '\0'; - if (cnt > 1) { - leon_cpu_cnt = cnt; - str[0] = '0' + cnt; - str[1] = 'x'; - str[2] = '\0'; - } - printf("CPU: %sLEON%d @ %dMHz\n", str, leon_ver, - leon_cpu_freq / 1000000); - - return 0; -} - -#ifdef CONFIG_DISPLAY_CPUINFO - -int print_cpuinfo(void) -{ - printf("CPU: LEON3\n"); - return 0; -} - -#endif - -/* ------------------------------------------------------------------------- */ - -void cpu_reset(void) -{ - /* Interrupts off */ - disable_interrupts(); - - /* jump to restart in flash */ - _reset_reloc(); -} - -int do_reset(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) -{ - cpu_reset(); - - return 1; - -} - -u64 flash_read64(void *addr) -{ - return __raw_readq(addr); -} - -/* ------------------------------------------------------------------------- */ - -#ifdef CONFIG_GRETH -int cpu_eth_init(bd_t *bis) -{ - return greth_initialize(bis); -} -#endif |