From ef38f3ffb97331725b00dce667da3aefa0a75340 Mon Sep 17 00:00:00 2001 From: "Haijun.Zhang" <Haijun.Zhang@freescale.com> Date: Thu, 31 Oct 2013 09:38:19 +0800 Subject: [PATCH] powerpc/esdhc: Add 3.3v voltage support in esdhc capacity register 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@freescale.com> Signed-off-by: Haijun Zhang <Haijun.Zhang@freescale.com> Acked-by: Pantelis Antoniou <panto@antoniou-consulting.com> --- 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 1f9c305131..e3cd0c777e 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -557,6 +557,12 @@ 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 590799cf59..3777ccb835 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 */ -- 2.39.5