On 27/03/2012 12:25, Chang-Ming.Huang@freescale.com wrote:
From: Jerry Huang Chang-Ming.Huang@freescale.com
According to the card detection of p1/p2 paltform RM, we should set SYSCTL[PEREN] to enable the clock. Otherwise, after booting the u-boot, and then inserting the SD card, the SD card can't be detected.
Signed-off-by: Jerry Huang Chang-Ming.Huang@freescale.com CC: Andy Fleming afleming@gmail.com
Hi Jerry,
drivers/mmc/fsl_esdhc.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index a2f35e3..1682a79 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -491,6 +491,8 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg) /* First reset the eSDHC controller */ esdhc_reset(regs);
- esdhc_write32(®s->sysctl, SYSCTL_PEREN);
You add this setup to all architectures: PQIII, i.MX5, i.MX6. Is it what you really want ?
Best regards, Stefano Babic