Dinh,
On Mon, Oct 20, 2014 at 8:31 AM, <dinguyen@xxxxxxxxxxxxxxxxxxxxx> wrote:
> From: Dinh Nguyen <dinguyen@xxxxxxxxxxxxxxxxxxxxx>
>
> Without this patch, the booting the SOCFPGA platform would hang at the
> SDMMC driver loading. There were 2 patches that caused this to happen:
>
> - Patch 9795a846e10 "mmc: dw_mmc: remove dw_mci_of_cd_gpio/wp_gpio()" removed
> looking for "cd-gpios", since mmc_of_parse was getting called.
> - Patch 3cf890fc42b "mmc: dw_mmc: Pass back errors from mmc_of_parse()" would
> hang the system at the SDMMC driver loading.
>
> This patch will fix booting with SDMMC enabled on SOCFPGA dev kit.
>
> Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxxxxxxxxxxxxx>
> ---
> arch/arm/boot/dts/socfpga_cyclone5_socdk.dts | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
> index d7296a5..739c3b7 100644
> --- a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
> +++ b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
> @@ -69,7 +69,7 @@
> };
>
> &mmc0 {
> - cd-gpios = <&gpio1 18 0>;
> + cd = <&gpio1 18 0>;
This doesn't look right to me. What was the error that was passed back?
I think your change has the same net effect as just deleting the
"cd-gpios" line. ...or is there some code somewhere that is parsing
the "cd" property.
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