diff options
| author | Yangbo Lu <yangbo.lu@nxp.com> | 2019-10-31 18:54:20 +0800 |
|---|---|---|
| committer | Peng Fan <peng.fan@nxp.com> | 2019-11-05 11:21:24 +0800 |
| commit | 531ccd407c93347c1be81470e3604c3ef63e97bf (patch) | |
| tree | c59779cf95101cbd44011c5af336eebc07559b1e /drivers | |
| parent | 73b6e6ad254b36763419cdd3fdf406c0094517b7 (diff) | |
| download | u-boot-531ccd407c93347c1be81470e3604c3ef63e97bf.tar.gz | |
mmc: fsl_esdhc: drop controller initialization in fsl_esdhc_init()
Controller initialization is not needed in fsl_esdhc_init().
It will be done in esdhc_init() for non-DM_MMC, and in
esdhc_init_common() in probe for DM_MMC.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/fsl_esdhc.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index cd357ea411..7d7236cbfe 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -25,13 +25,6 @@ DECLARE_GLOBAL_DATA_PTR; -#define SDHCI_IRQ_EN_BITS (IRQSTATEN_CC | IRQSTATEN_TC | \ - IRQSTATEN_CINT | \ - IRQSTATEN_CTOE | IRQSTATEN_CCE | IRQSTATEN_CEBE | \ - IRQSTATEN_CIE | IRQSTATEN_DTOE | IRQSTATEN_DCE | \ - IRQSTATEN_DEBE | IRQSTATEN_BRR | IRQSTATEN_BWR | \ - IRQSTATEN_DINT) - struct fsl_esdhc { uint dsaddr; /* SDMA system address register */ uint blkattr; /* Block attributes register */ @@ -648,25 +641,6 @@ static int esdhc_getcd_common(struct fsl_esdhc_priv *priv) return timeout > 0; } -static int esdhc_reset(struct fsl_esdhc *regs) -{ - ulong start; - - /* reset the controller */ - esdhc_setbits32(®s->sysctl, SYSCTL_RSTA); - - /* hardware clears the bit when it is done */ - start = get_timer(0); - while ((esdhc_read32(®s->sysctl) & SYSCTL_RSTA)) { - if (get_timer(start) > 100) { - printf("MMC/SD: Reset never completed.\n"); - return -ETIMEDOUT; - } - } - - return 0; -} - #if !CONFIG_IS_ENABLED(DM_MMC) static int esdhc_getcd(struct mmc *mmc) { @@ -711,22 +685,12 @@ static int fsl_esdhc_init(struct fsl_esdhc_priv *priv, struct mmc_config *cfg; struct fsl_esdhc *regs; u32 caps, voltage_caps; - int ret; if (!priv) return -EINVAL; regs = priv->esdhc_regs; - /* First reset the eSDHC controller */ - ret = esdhc_reset(regs); - if (ret) - return ret; - - esdhc_setbits32(®s->sysctl, SYSCTL_PEREN | SYSCTL_HCKEN | - SYSCTL_IPGEN | SYSCTL_CKEN); - - writel(SDHCI_IRQ_EN_BITS, ®s->irqstaten); cfg = &plat->cfg; #ifndef CONFIG_DM_MMC memset(cfg, '\0', sizeof(*cfg)); |