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| author | Terry Lv <r65388@freescale.com> | 2010-03-18 18:43:28 +0800 |
|---|---|---|
| committer | Terry Lv <r65388@freescale.com> | 2010-03-19 11:16:53 +0800 |
| commit | 8df54067b614e6debb4a4c4a89dd108c70b42e71 (patch) | |
| tree | a7c5823b8b80081c2a8bb28192e3a765c6db8b32 /cpu | |
| parent | 762d994929deb79569986bda8e4d7b56e06d14f0 (diff) | |
| download | u-boot-imx-8df54067b614e6debb4a4c4a89dd108c70b42e71.zip u-boot-imx-8df54067b614e6debb4a4c4a89dd108c70b42e71.tar.gz u-boot-imx-8df54067b614e6debb4a4c4a89dd108c70b42e71.tar.bz2 | |
ENGR00121731: Add mmu, l1cache, l2cache support for mx53
Add mmu, l1cache, l2cache support for mx53.
Signed-off-by: Terry Lv <r65388@freescale.com>
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/arm_cortexa8/mx51/generic.c | 2 | ||||
| -rw-r--r-- | cpu/arm_cortexa8/mx53/generic.c | 19 |
2 files changed, 21 insertions, 0 deletions
diff --git a/cpu/arm_cortexa8/mx51/generic.c b/cpu/arm_cortexa8/mx51/generic.c index 0762c03..eb1a023 100644 --- a/cpu/arm_cortexa8/mx51/generic.c +++ b/cpu/arm_cortexa8/mx51/generic.c @@ -26,7 +26,9 @@ #include <common.h> #include <asm/arch/mx51.h> #include <asm/errno.h> +#ifdef CONFIG_ARCH_CPU_INIT #include <asm/cache-cp15.h> +#endif #include "crm_regs.h" enum pll_clocks { diff --git a/cpu/arm_cortexa8/mx53/generic.c b/cpu/arm_cortexa8/mx53/generic.c index 01220c3..f75d15a 100644 --- a/cpu/arm_cortexa8/mx53/generic.c +++ b/cpu/arm_cortexa8/mx53/generic.c @@ -24,6 +24,9 @@ #include <asm/arch/mx53.h> #include <asm/errno.h> #include "crm_regs.h" +#ifdef CONFIG_ARCH_CPU_INIT +#include <asm/cache-cp15.h> +#endif enum pll_clocks { PLL1_CLK = MXC_DPLL1_BASE, @@ -336,6 +339,7 @@ int cpu_eth_init(bd_t *bis) int rc = -ENODEV; #if defined(CONFIG_MXC_FEC) char *env = NULL; + rc = mxc_fec_initialize(bis); env = getenv("fec_addr"); @@ -345,3 +349,18 @@ int cpu_eth_init(bd_t *bis) return rc; } +#if defined(CONFIG_ARCH_CPU_INIT) +int arch_cpu_init(void) +{ + icache_enable(); + dcache_enable(); + +#ifdef CONFIG_L2_OFF + l2_cache_disable(); +#else + l2_cache_enable(); +#endif + return 0; +} +#endif + |