diff options
Diffstat (limited to 'drivers/mmc/fsl_esdhc.c')
| -rw-r--r-- | drivers/mmc/fsl_esdhc.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index 40b136c..d01c926 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -1,5 +1,5 @@ /* - * Copyright 2007,2010 Freescale Semiconductor, Inc + * Copyright 2007, 2010-2011 Freescale Semiconductor, Inc * Andy Fleming * * Based vaguely on the pxa mmc code: @@ -79,6 +79,9 @@ uint esdhc_xfertyp(struct mmc_cmd *cmd, struct mmc_data *data) if (data->blocks > 1) { xfertyp |= XFERTYP_MSBSEL; xfertyp |= XFERTYP_BCEN; +#ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC111 + xfertyp |= XFERTYP_AC12EN; +#endif } if (data->flags & MMC_DATA_READ) @@ -234,6 +237,11 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; volatile struct fsl_esdhc *regs = (struct fsl_esdhc *)cfg->esdhc_base; +#ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC111 + if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION) + return 0; +#endif + esdhc_write32(®s->irqstat, -1); sync(); @@ -464,6 +472,11 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg) voltage_caps = 0; caps = regs->hostcapblt; + +#ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC135 + caps = caps & ~(ESDHC_HOSTCAPBLT_SRS | + ESDHC_HOSTCAPBLT_VS18 | ESDHC_HOSTCAPBLT_VS30); +#endif if (caps & ESDHC_HOSTCAPBLT_VS18) voltage_caps |= MMC_VDD_165_195; if (caps & ESDHC_HOSTCAPBLT_VS30) @@ -508,17 +521,19 @@ int fsl_esdhc_mmc_init(bd_t *bis) void fdt_fixup_esdhc(void *blob, bd_t *bd) { const char *compat = "fsl,esdhc"; - const char *status = "okay"; +#ifdef CONFIG_FSL_ESDHC_PIN_MUX if (!hwconfig("esdhc")) { - status = "disabled"; - goto out; + do_fixup_by_compat(blob, compat, "status", "disabled", + 8 + 1, 1); + return; } +#endif do_fixup_by_compat_u32(blob, compat, "clock-frequency", gd->sdhc_clk, 1); -out: - do_fixup_by_compat(blob, compat, "status", status, - strlen(status) + 1, 1); + + do_fixup_by_compat(blob, compat, "status", "okay", + 4 + 1, 1); } #endif |