diff options
| author | Peng Fan <peng.fan@nxp.com> | 2016-12-11 11:24:30 (GMT) |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2016-12-16 10:38:24 (GMT) |
| commit | a472e9bd6a51d67de38ca8fe65e1df344d19849e (patch) | |
| tree | db5511b04e377ebe4e3a419940ef3155d28bcc69 /arch/arm/imx-common | |
| parent | dfca246f4cbc46b5bb714b611dcbd3f5eae3b1e6 (diff) | |
| download | u-boot-a472e9bd6a51d67de38ca8fe65e1df344d19849e.tar.xz | |
imx-common: cache: configure L2 Cache for i.MX6SLL
If L2 cache configured as OCRAM, reset it.
Switch to use runtime check.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'arch/arm/imx-common')
| -rw-r--r-- | arch/arm/imx-common/cache.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/arm/imx-common/cache.c b/arch/arm/imx-common/cache.c index b775488..1c4a9a2 100644 --- a/arch/arm/imx-common/cache.c +++ b/arch/arm/imx-common/cache.c @@ -8,6 +8,7 @@ #include <asm/armv7.h> #include <asm/pl310.h> #include <asm/io.h> +#include <asm/imx-common/sys_proto.h> #ifndef CONFIG_SYS_DCACHE_OFF void enable_caches(void) @@ -39,6 +40,7 @@ void enable_caches(void) void v7_outer_cache_enable(void) { struct pl310_regs *const pl310 = (struct pl310_regs *)L2_PL310_BASE; + struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; unsigned int val; @@ -55,15 +57,14 @@ void v7_outer_cache_enable(void) */ setbits_le32(&pl310->pl310_aux_ctrl, L310_SHARED_ATT_OVERRIDE_ENABLE); -#if defined CONFIG_MX6SL - struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; - val = readl(&iomux->gpr[11]); - if (val & IOMUXC_GPR11_L2CACHE_AS_OCRAM) { - /* L2 cache configured as OCRAM, reset it */ - val &= ~IOMUXC_GPR11_L2CACHE_AS_OCRAM; - writel(val, &iomux->gpr[11]); + if (is_mx6sl() || is_mx6sll()) { + val = readl(&iomux->gpr[11]); + if (val & IOMUXC_GPR11_L2CACHE_AS_OCRAM) { + /* L2 cache configured as OCRAM, reset it */ + val &= ~IOMUXC_GPR11_L2CACHE_AS_OCRAM; + writel(val, &iomux->gpr[11]); + } } -#endif writel(0x132, &pl310->pl310_tag_latency_ctrl); writel(0x132, &pl310->pl310_data_latency_ctrl); |