No need to poll register for card inserted status.
Signed-off-by: Yangbo Lu yangbo.lu@nxp.com --- drivers/mmc/fsl_esdhc.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index e64ea76..7e8993f 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -627,16 +627,15 @@ static int esdhc_init_common(struct fsl_esdhc_priv *priv, struct mmc *mmc) static int esdhc_getcd_common(struct fsl_esdhc_priv *priv) { struct fsl_esdhc *regs = priv->esdhc_regs; - int timeout = 1000;
#ifdef CONFIG_ESDHC_DETECT_QUIRK if (CONFIG_ESDHC_DETECT_QUIRK) return 1; #endif - while (!(esdhc_read32(®s->prsstat) & PRSSTAT_CINS) && --timeout) - udelay(1000); + if (esdhc_read32(®s->prsstat) & PRSSTAT_CINS) + return 1;
- return timeout > 0; + return 0; }
static void fsl_esdhc_get_cfg_common(struct fsl_esdhc_priv *priv,