diff options
Diffstat (limited to 'arch/arm/cpu/armv7/ls102xa/cpu.c')
-rw-r--r-- | arch/arm/cpu/armv7/ls102xa/cpu.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/ls102xa/cpu.c b/arch/arm/cpu/armv7/ls102xa/cpu.c new file mode 100644 index 0000000000..b7dde45ed3 --- /dev/null +++ b/arch/arm/cpu/armv7/ls102xa/cpu.c @@ -0,0 +1,103 @@ +/* + * Copyright 2014 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/clock.h> +#include <asm/io.h> +#include <asm/arch/immap_ls102xa.h> +#include <tsec.h> +#include <netdev.h> +#include <fsl_esdhc.h> + +DECLARE_GLOBAL_DATA_PTR; + +#if defined(CONFIG_DISPLAY_CPUINFO) +int print_cpuinfo(void) +{ + char buf1[32], buf2[32]; + struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); + unsigned int svr, major, minor, ver, i; + + svr = in_be32(&gur->svr); + major = SVR_MAJ(svr); + minor = SVR_MIN(svr); + + puts("CPU: Freescale LayerScape "); + + ver = SVR_SOC_VER(svr); + switch (ver) { + case SOC_VER_SLS1020: + puts("SLS1020"); + break; + case SOC_VER_LS1020: + puts("LS1020"); + break; + case SOC_VER_LS1021: + puts("LS1021"); + break; + case SOC_VER_LS1022: + puts("LS1022"); + break; + default: + puts("Unknown"); + break; + } + + if (IS_E_PROCESSOR(svr) && (ver != SOC_VER_SLS1020)) + puts("E"); + + printf(", Version: %d.%d, (0x%08x)\n", major, minor, svr); + + puts("Clock Configuration:"); + + printf("\n CPU0(ARMV7):%-4s MHz, ", strmhz(buf1, gd->cpu_clk)); + printf("\n Bus:%-4s MHz, ", strmhz(buf1, gd->bus_clk)); + printf("DDR:%-4s MHz (%s MT/s data rate), ", + strmhz(buf1, gd->mem_clk/2), strmhz(buf2, gd->mem_clk)); + puts("\n"); + + /* Display the RCW, so that no one gets confused as to what RCW + * we're actually using for this boot. + */ + puts("Reset Configuration Word (RCW):"); + for (i = 0; i < ARRAY_SIZE(gur->rcwsr); i++) { + u32 rcw = in_be32(&gur->rcwsr[i]); + + if ((i % 4) == 0) + printf("\n %08x:", i * 4); + printf(" %08x", rcw); + } + puts("\n"); + + return 0; +} +#endif + +void enable_caches(void) +{ +#ifndef CONFIG_SYS_ICACHE_OFF + icache_enable(); +#endif +#ifndef CONFIG_SYS_DCACHE_OFF + dcache_enable(); +#endif +} + +#ifdef CONFIG_FSL_ESDHC +int cpu_mmc_init(bd_t *bis) +{ + return fsl_esdhc_mmc_init(bis); +} +#endif + +int cpu_eth_init(bd_t *bis) +{ +#ifdef CONFIG_TSEC_ENET + tsec_standard_init(bis); +#endif + + return 0; +} |