diff options
Diffstat (limited to 'arch/arm/mach-omap2/mcbsp.c')
| -rw-r--r-- | arch/arm/mach-omap2/mcbsp.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index 88b8790..4c9c999 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -22,7 +22,37 @@ #include <plat/dma.h> #include <plat/cpu.h> #include <plat/mcbsp.h> +#include <plat/control.h> +/* McBSP internal signal muxing functions */ + +void omap2_mcbsp1_mux_clkr_src(u8 mux) +{ + u32 v; + + v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + if (mux == CLKR_SRC_CLKR) + v &= OMAP2_MCBSP1_CLKR_MASK; + else if (mux == CLKR_SRC_CLKX) + v |= OMAP2_MCBSP1_CLKR_MASK; + omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0); +} +EXPORT_SYMBOL(omap2_mcbsp1_mux_clkr_src); + +void omap2_mcbsp1_mux_fsr_src(u8 mux) +{ + u32 v; + + v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + if (mux == FSR_SRC_FSR) + v &= OMAP2_MCBSP1_FSR_MASK; + else if (mux == FSR_SRC_FSX) + v |= OMAP2_MCBSP1_FSR_MASK; + omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0); +} +EXPORT_SYMBOL(omap2_mcbsp1_mux_fsr_src); + +/* Platform data */ #ifdef CONFIG_ARCH_OMAP2420 static struct omap_mcbsp_platform_data omap2420_mcbsp_pdata[] = { |