[U-Boot] [PATCH 2/2 V3] powerpc/esdhc: Add 3.3v voltage support in esdhc capacity register

Pantelis Antoniou panto at antoniou-consulting.com
Thu Oct 31 08:53:52 CET 2013


Hi Haijun,

On Oct 31, 2013, at 3:38 AM, Haijun Zhang wrote:

> T4240QDS eSDHC host capabilities reigster should have VS33 bit define.
> Add quirk CONFIG_SYS_FSL_MMC_HAS_CAPBLT_VS33 to deal with capacity
> missing
> 
> Signed-off-by: Roy Zang <tie-fei.zang at freescale.com>
> Signed-off-by: Haijun Zhang <Haijun.Zhang at freescale.com>
> ---
> changes for V3:
> 	- Move the macro define to T4240QDS.h
> 
> drivers/mmc/fsl_esdhc.c    | 6 ++++++
> include/configs/T4240QDS.h | 1 +
> 2 files changed, 7 insertions(+)
> 
> diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
> index d4c1eef..b8b2907 100644
> --- a/drivers/mmc/fsl_esdhc.c
> +++ b/drivers/mmc/fsl_esdhc.c
> @@ -545,6 +545,12 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg)
> 	caps = caps & ~(ESDHC_HOSTCAPBLT_SRS |
> 			ESDHC_HOSTCAPBLT_VS18 | ESDHC_HOSTCAPBLT_VS30);
> #endif
> +
> +/* T4240 host controller capabilities register should have VS33 bit */
> +#ifdef CONFIG_SYS_FSL_MMC_HAS_CAPBLT_VS33
> +	caps = caps | ESDHC_HOSTCAPBLT_VS33;
> +#endif
> +
> 	if (caps & ESDHC_HOSTCAPBLT_VS18)
> 		voltage_caps |= MMC_VDD_165_195;
> 	if (caps & ESDHC_HOSTCAPBLT_VS30)
> diff --git a/include/configs/T4240QDS.h b/include/configs/T4240QDS.h
> index 590799c..3777ccb 100644
> --- a/include/configs/T4240QDS.h
> +++ b/include/configs/T4240QDS.h
> @@ -463,6 +463,7 @@ unsigned long get_board_ddr_clk(void);
> #define CONFIG_CMD_EXT2
> #define CONFIG_CMD_FAT
> #define CONFIG_DOS_PARTITION
> +#define CONFIG_SYS_FSL_MMC_HAS_CAPBLT_VS33
> #endif
> 
> #define CONFIG_BOOTDELAY	10	/* -1 disables auto-boot */
> -- 
> 1.8.4
> 
> 

Applied, thanks.

Acked-by: Pantelis Antoniou <panto at antoniou-consulting.com>



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