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| author | Wolfgang Denk <wd@denx.de> | 2010-10-17 19:57:38 +0200 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2010-10-17 19:57:38 +0200 |
| commit | 6ca803750e1e08fce26e508f1c35170bf9259bb4 (patch) | |
| tree | 06a94458bc79e19dd3f8e187de5ce6ce6725a905 /arch/arm/cpu | |
| parent | d470a6f60ad0d627c21a2769513d2017f9a0da76 (diff) | |
| parent | edad84c299628154ad14ad3726fc22ff45800830 (diff) | |
Merge branch 'master' of git://git.denx.de/u-boot-imx
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/arm1136/mx31/generic.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/cpu/arm1136/mx31/generic.c b/arch/arm/cpu/arm1136/mx31/generic.c index 1415d6c2ae..cbe8243ab8 100644 --- a/arch/arm/cpu/arm1136/mx31/generic.c +++ b/arch/arm/cpu/arm1136/mx31/generic.c @@ -23,6 +23,7 @@ #include <common.h> #include <asm/arch/mx31-regs.h> +#include <asm/io.h> static u32 mx31_decode_pll(u32 reg, u32 infreq) { @@ -90,6 +91,22 @@ void mx31_gpio_mux(unsigned long mode) __REG(reg) = tmp; } +void mx31_set_pad(enum iomux_pins pin, u32 config) +{ + u32 field, l; + void *reg; + + pin &= IOMUX_PADNUM_MASK; + reg = (IOMUXC_BASE + 0x154) + (pin + 2) / 3 * 4; + field = (pin + 2) % 3; + + l = __raw_readl(reg); + l &= ~(0x1ff << (field * 10)); + l |= config << (field * 10); + __raw_writel(l, reg); + +} + #if defined(CONFIG_DISPLAY_CPUINFO) int print_cpuinfo (void) { |