From 15f996b62fb5d2709ff66fbca0f6d0ca376acd13 Mon Sep 17 00:00:00 2001 From: Anson Huang Date: Wed, 22 Jun 2011 12:50:49 +0800 Subject: ENGR00144424 MX6: enable uboot for ARM2(SABREAUTO) CPU board Use 528M DDR script Disable L2 cache because rom enable L2 cache when use plug-in Fix usdhc pad settings Remove mac address hardcode Signed-off-by: Anson Huang Signed-off-by: Richard Zhu Signed-off-by: Terry Lv Signed-off-by: Anish Trivedi Signed-off-by: Jason Liu --- drivers/mmc/imx_esdhc.c | 17 ++++++++++++----- drivers/mmc/mmc.c | 4 ++-- 2 files changed, 14 insertions(+), 7 deletions(-) (limited to 'drivers/mmc') diff --git a/drivers/mmc/imx_esdhc.c b/drivers/mmc/imx_esdhc.c index f31176f..a5345cb 100644 --- a/drivers/mmc/imx_esdhc.c +++ b/drivers/mmc/imx_esdhc.c @@ -209,8 +209,8 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) /* Send the command */ writel(cmd->cmdarg, ®s->cmdarg); - /* for uSDHC, write to mixer control register */ - writel(xfertyp, ®s->mixctrl); + /* for uSDHC, write lower-half of xfertyp to mixctrl */ + writel((xfertyp & 0xFFFF), ®s->mixctrl); writel(xfertyp, ®s->xfertyp); /* Mask all irqs */ @@ -478,7 +478,7 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg) { struct fsl_esdhc *regs; struct mmc *mmc; - u32 caps; + u32 ver, caps; if (!cfg) return -1; @@ -497,6 +497,11 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg) enable_usdhc(); #endif + ver = (readl(®s->hostver) & ESDHC_HOSTVER_VVN_MASK) + >> ESDHC_HOSTVER_VVN_SHIFT; + if (SDHC_IS_USDHC(ver)) + sprintf(mmc->name, "FSL_USDHC"); + caps = readl(®s->hostcapblt); if (caps & ESDHC_HOSTCAPBLT_VS30) mmc->voltages |= MMC_VDD_29_30 | MMC_VDD_30_31; @@ -512,8 +517,7 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg) * it is to be used in SDR mode only. Use eSDHC for DDR mode. */ #ifndef CONFIG_MX50_ENABLE_USDHC_SDR - if (((readl(®s->hostver) & ESDHC_HOSTVER_VVN_MASK) - >> ESDHC_HOSTVER_VVN_SHIFT) >= ESDHC_HOSTVER_DDR_SUPPORT) + if (ver >= ESDHC_HOSTVER_DDR_SUPPORT) mmc->host_caps |= EMMC_MODE_4BIT_DDR; #ifdef CONFIG_EMMC_DDR_PORT_DETECT @@ -521,6 +525,9 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg) mmc->host_caps |= EMMC_MODE_4BIT_DDR; #endif + if (SDHC_IS_USDHC(ver)) + mmc->host_caps |= EMMC_MODE_4BIT_DDR; + #endif /* #ifndef CONFIG_MX50_ENABLE_USDHC_SDR */ mmc->f_min = 400000; diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index ba14330..cf2a9a6 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -438,8 +438,8 @@ static int mmc_change_freq(struct mmc *mmc) goto err_rtn; /* Cards with density > 2GiB are sector addressed */ - if (ext_csd[212] || ext_csd[213] || ext_csd[214] || ext_csd[215] && - (mmc->capacity > (2u * 1024 * 1024 * 1024) / 512)) + if ((ext_csd[212] || ext_csd[213] || ext_csd[214] || ext_csd[215]) && + ((mmc->capacity > (2u * 1024 * 1024 * 1024) / 512))) mmc->high_capacity = 1; cardtype = ext_csd[EXT_CSD_CARD_TYPE] & 0xf; -- cgit v1.1