Dear Haibo,
On 11/5/20 3:57 PM, haibo.chen@nxp.com wrote:
From: Haibo Chen haibo.chen@nxp.com
Add wait_dat0() support, upper layer will use this callback.
Signed-off-by: Haibo Chen haibo.chen@nxp.com
Reviewed-by: Jaehoon Chung jh80.chung@samsung.com
Best Regards, Jaehoon Chung
drivers/mmc/fsl_esdhc_imx.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/drivers/mmc/fsl_esdhc_imx.c b/drivers/mmc/fsl_esdhc_imx.c index 22040c67a8..29592d1f2c 100644 --- a/drivers/mmc/fsl_esdhc_imx.c +++ b/drivers/mmc/fsl_esdhc_imx.c @@ -1646,6 +1646,20 @@ static int fsl_esdhc_set_enhanced_strobe(struct udevice *dev) } #endif
+static int fsl_esdhc_wait_dat0(struct udevice *dev, int state,
int timeout_us)+{
- int ret;
- u32 tmp;
- struct fsl_esdhc_priv *priv = dev_get_priv(dev);
- struct fsl_esdhc *regs = priv->esdhc_regs;
- ret = readx_poll_timeout(esdhc_read32, ®s->prsstat, tmp,
!!(tmp & PRSSTAT_DAT0) == !!state,timeout_us);- return ret;
+}
static const struct dm_mmc_ops fsl_esdhc_ops = { .get_cd = fsl_esdhc_get_cd, .send_cmd = fsl_esdhc_send_cmd, @@ -1656,6 +1670,7 @@ static const struct dm_mmc_ops fsl_esdhc_ops = { #if CONFIG_IS_ENABLED(MMC_HS400_ES_SUPPORT) .set_enhanced_strobe = fsl_esdhc_set_enhanced_strobe, #endif
- .wait_dat0 = fsl_esdhc_wait_dat0,
}; #endif