diff options
Diffstat (limited to 'drivers/mmc/fsl_esdhc.c')
| -rw-r--r-- | drivers/mmc/fsl_esdhc.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index ab40019ccb..386781da03 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -578,6 +578,18 @@ static int esdhc_set_ios_common(struct fsl_esdhc_priv *priv, struct mmc *mmc) return 0; } +static void esdhc_enable_cache_snooping(struct fsl_esdhc *regs) +{ +#ifdef CONFIG_ARCH_MPC830X + immap_t *immr = (immap_t *)CONFIG_SYS_IMMR; + sysconf83xx_t *sysconf = &immr->sysconf; + + setbits_be32(&sysconf->sdhccr, 0x02000000); +#else + esdhc_write32(®s->esdhcctl, 0x00000040); +#endif +} + static int esdhc_init_common(struct fsl_esdhc_priv *priv, struct mmc *mmc) { struct fsl_esdhc *regs = priv->esdhc_regs; @@ -593,8 +605,7 @@ static int esdhc_init_common(struct fsl_esdhc_priv *priv, struct mmc *mmc) return -ETIMEDOUT; } - /* Enable cache snooping */ - esdhc_write32(®s->esdhcctl, 0x00000040); + esdhc_enable_cache_snooping(regs); esdhc_setbits32(®s->sysctl, SYSCTL_HCKEN | SYSCTL_IPGEN); |