diff options
| author | Yangbo Lu <yangbo.lu@freescale.com> | 2015-03-20 19:28:31 -0700 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-04-23 16:46:51 -0700 |
| commit | 8b06460e5518eeec449298c91fb1424b36c9b305 (patch) | |
| tree | 8a0cdaf5b9551c31a8f40b64e6b4b43e96c5ab20 /drivers/mmc/fsl_esdhc.c | |
| parent | 32eda7cc945212ba8df569e399b0361b32676ac2 (diff) | |
ls2085a: esdhc: Add esdhc support for ls2085a
This patch adds esdhc support for ls2085a.
Signed-off-by: Yangbo Lu <yangbo.lu@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'drivers/mmc/fsl_esdhc.c')
| -rw-r--r-- | drivers/mmc/fsl_esdhc.c | 36 |
1 files changed, 34 insertions, 2 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index db4d251923..10ec216d2c 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -105,7 +105,8 @@ 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) || defined(CONFIG_LS102XA) +#if defined(CONFIG_MX53) || defined(CONFIG_PPC_T4240) || \ + defined(CONFIG_LS102XA) || defined(CONFIG_LS2085A) if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION) xfertyp |= XFERTYP_CMDTYP_ABORT; #endif @@ -183,7 +184,9 @@ static int esdhc_setup_data(struct mmc *mmc, struct mmc_data *data) int timeout; struct fsl_esdhc_cfg *cfg = mmc->priv; struct fsl_esdhc *regs = (struct fsl_esdhc *)cfg->esdhc_base; - +#ifdef CONFIG_LS2085A + dma_addr_t addr; +#endif uint wml_value; wml_value = data->blocksize/4; @@ -194,8 +197,16 @@ static int esdhc_setup_data(struct mmc *mmc, struct mmc_data *data) esdhc_clrsetbits32(®s->wml, WML_RD_WML_MASK, wml_value); #ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO +#ifdef CONFIG_LS2085A + addr = virt_to_phys((void *)(data->dest)); + if (upper_32_bits(addr)) + printf("Error found for upper 32 bits\n"); + else + esdhc_write32(®s->dsaddr, lower_32_bits(addr)); +#else esdhc_write32(®s->dsaddr, (u32)data->dest); #endif +#endif } else { #ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO flush_dcache_range((ulong)data->src, @@ -212,8 +223,16 @@ static int esdhc_setup_data(struct mmc *mmc, struct mmc_data *data) esdhc_clrsetbits32(®s->wml, WML_WR_WML_MASK, wml_value << 16); #ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO +#ifdef CONFIG_LS2085A + addr = virt_to_phys((void *)(data->src)); + if (upper_32_bits(addr)) + printf("Error found for upper 32 bits\n"); + else + esdhc_write32(®s->dsaddr, lower_32_bits(addr)); +#else esdhc_write32(®s->dsaddr, (u32)data->src); #endif +#endif } esdhc_write32(®s->blkattr, data->blocks << 16 | data->blocksize); @@ -259,10 +278,23 @@ static int esdhc_setup_data(struct mmc *mmc, struct mmc_data *data) static void check_and_invalidate_dcache_range (struct mmc_cmd *cmd, struct mmc_data *data) { +#ifdef CONFIG_LS2085A + unsigned start = 0; +#else unsigned start = (unsigned)data->dest ; +#endif unsigned size = roundup(ARCH_DMA_MINALIGN, data->blocks*data->blocksize); unsigned end = start+size ; +#ifdef CONFIG_LS2085A + dma_addr_t addr; + + addr = virt_to_phys((void *)(data->dest)); + if (upper_32_bits(addr)) + printf("Error found for upper 32 bits\n"); + else + start = lower_32_bits(addr); +#endif invalidate_dcache_range(start, end); } #endif |