This patch adds mcf5441x eSDHC support for the mcf5441x family.
Signed-off-by: Angelo Dureghello angelo@sysam.it --- arch/m68k/cpu/mcf5445x/cpu_init.c | 10 ++++++++++ arch/m68k/cpu/mcf5445x/speed.c | 2 ++ arch/m68k/include/asm/global_data.h | 3 +++ 3 files changed, 15 insertions(+)
diff --git a/arch/m68k/cpu/mcf5445x/cpu_init.c b/arch/m68k/cpu/mcf5445x/cpu_init.c index 0b86020204..7632d9262c 100644 --- a/arch/m68k/cpu/mcf5445x/cpu_init.c +++ b/arch/m68k/cpu/mcf5445x/cpu_init.c @@ -173,6 +173,15 @@ void cpu_init_f(void)
/* Lowest slew rate for UART0,1,2 */ out_8(&gpio->srcr_uart, 0x00); + +#ifdef CONFIG_FSL_ESDHC + /* eSDHC pin as faster speed */ + out_8(&gpio->srcr_sdhc, 0x03); + + /* All esdhc pins as SD */ + out_8(&gpio->par_sdhch, 0xff); + out_8(&gpio->par_sdhcl, 0xff); +#endif #endif /* CONFIG_MCF5441x */
#ifdef CONFIG_MCF5445x @@ -534,4 +543,5 @@ void cfspi_release_bus(uint bus, uint cs) clrbits_8(&gpio->par_dspiow, GPIO_PAR_DSPIOW_DSPI0PSC1); #endif } + #endif diff --git a/arch/m68k/cpu/mcf5445x/speed.c b/arch/m68k/cpu/mcf5445x/speed.c index 5214730a0f..e15e32ebde 100644 --- a/arch/m68k/cpu/mcf5445x/speed.c +++ b/arch/m68k/cpu/mcf5445x/speed.c @@ -120,6 +120,8 @@ void setup_5441x_clocks(void) temp = ((pdr & PLL_DR_OUTDIV2_BITS) >> 5) + 1; gd->bus_clk = vco / temp; /* bus clock */
+ temp = ((pdr & PLL_DR_OUTDIV3_BITS) >> 10) + 1; + gd->arch.sdhc_clk = vco / temp; } #endif
diff --git a/arch/m68k/include/asm/global_data.h b/arch/m68k/include/asm/global_data.h index aa0be8191a..188055e9d3 100644 --- a/arch/m68k/include/asm/global_data.h +++ b/arch/m68k/include/asm/global_data.h @@ -18,6 +18,9 @@ struct arch_global_data { unsigned long vco_clk; unsigned long flb_clk; #endif +#ifdef CONFIG_MCF5441x + unsigned long sdhc_clk; +#endif };
#include <asm-generic/global_data.h>