i.MX25: esdhc: Add mxc_get_clock infrastructure
Defining CONFIG_FSL_ESDHC brings in a call to get_clocks, so let's
implement get_clocks function. This is how it seems to be implemented
elsewhere.
Signed-off-by: Timo Ketola <timo@exertus.fi>
Acked-by: Stefano Babic <sbabic@denx.de>
diff --git a/arch/arm/include/asm/arch-mx25/clock.h b/arch/arm/include/asm/arch-mx25/clock.h
index c59f588..0f47eaf 100644
--- a/arch/arm/include/asm/arch-mx25/clock.h
+++ b/arch/arm/include/asm/arch-mx25/clock.h
@@ -26,11 +26,34 @@
#ifndef __ASM_ARCH_CLOCK_H
#define __ASM_ARCH_CLOCK_H
+enum mxc_clock {
+ MXC_CSI_CLK,
+ MXC_EPIT_CLK,
+ MXC_ESAI_CLK,
+ MXC_ESDHC1_CLK,
+ MXC_ESDHC2_CLK,
+ MXC_GPT_CLK,
+ MXC_I2C_CLK,
+ MXC_LCDC_CLK,
+ MXC_NFC_CLK,
+ MXC_OWIRE_CLK,
+ MXC_PWM_CLK,
+ MXC_SIM1_CLK,
+ MXC_SIM2_CLK,
+ MXC_SSI1_CLK,
+ MXC_SSI2_CLK,
+ MXC_UART_CLK,
+ MXC_ARM_CLK,
+ MXC_FEC_CLK,
+ MXC_CLK_NUM
+};
+
ulong imx_get_perclk(int clk);
ulong imx_get_ahbclk(void);
#define imx_get_uartclk() imx_get_perclk(15)
#define imx_get_fecclk() (imx_get_ahbclk()/2)
+unsigned int mxc_get_clock(enum mxc_clock clk);
#endif /* __ASM_ARCH_CLOCK_H */