For LS102xA, the platform is little endian, while esdhc IP is big endian. So two macros are added, CONFIG_SYS_FSL_ESDHC_LE and CONFIG_SYS_FSL_ESDHC_BE, to determine the registers' reading/writing in big or little endian format.
Signed-off-by: Alison Wang alison.wang@freescale.com --- Change log: v3: No change. v2: No change.
drivers/mmc/fsl_esdhc.c | 4 ++-- include/fsl_esdhc.h | 14 +++++++++++++- 2 files changed, 15 insertions(+), 3 deletions(-)
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index 5541613..aec459f 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -96,7 +96,7 @@ static uint esdhc_xfertyp(struct mmc_cmd *cmd, struct mmc_data *data) else if (cmd->resp_type & MMC_RSP_PRESENT) xfertyp |= XFERTYP_RSPTYP_48;
-#if defined(CONFIG_MX53) || defined(CONFIG_PPC_T4240) +#if defined(CONFIG_MX53) || defined(CONFIG_PPC_T4240) || defined(CONFIG_LS102xA) if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION) xfertyp |= XFERTYP_CMDTYP_ABORT; #endif @@ -561,7 +561,7 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg) memset(&cfg->cfg, 0, sizeof(cfg->cfg));
voltage_caps = 0; - caps = regs->hostcapblt; + caps = esdhc_read32(®s->hostcapblt);
#ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC135 caps = caps & ~(ESDHC_HOSTCAPBLT_SRS | diff --git a/include/fsl_esdhc.h b/include/fsl_esdhc.h index 9814964..c1b6648 100644 --- a/include/fsl_esdhc.h +++ b/include/fsl_esdhc.h @@ -162,7 +162,19 @@ struct fsl_esdhc_cfg { };
/* Select the correct accessors depending on endianess */ -#if __BYTE_ORDER == __LITTLE_ENDIAN +#if defined CONFIG_SYS_FSL_ESDHC_LE +#define esdhc_read32 in_le32 +#define esdhc_write32 out_le32 +#define esdhc_clrsetbits32 clrsetbits_le32 +#define esdhc_clrbits32 clrbits_le32 +#define esdhc_setbits32 setbits_le32 +#elif defined(CONFIG_SYS_FSL_ESDHC_BE) +#define esdhc_read32 in_be32 +#define esdhc_write32 out_be32 +#define esdhc_clrsetbits32 clrsetbits_be32 +#define esdhc_clrbits32 clrbits_be32 +#define esdhc_setbits32 setbits_be32 +#elif __BYTE_ORDER == __LITTLE_ENDIAN #define esdhc_read32 in_le32 #define esdhc_write32 out_le32 #define esdhc_clrsetbits32 clrsetbits_le32