diff options
Diffstat (limited to 'arch/arm/cpu/arm1136/mx31')
| -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 1415d6c..cbe8243 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) { |