[PATCHv3 1/2] ARM: dts: socfpga: Fix SD card detect
From: Steffen Trumtrar <hidden>
Date: 2014-10-21 17:10:33
Also in:
linux-devicetree
Hi! On Tue, Oct 21, 2014 at 11:15:10AM -0500, dinguyen at opensource.altera.com wrote:
quoted hunk
From: Dinh Nguyen <redacted> Without this patch, the booting the SOCFPGA platform would hang at the SDMMC driver loading. The issue, debugged by Doug Anderson, turned out to be that the GPIO bank used by the SD card-detect was not set to status="okay". Suggested-by: Doug Anderson <dianders@chromium.org> Signed-off-by: Dinh Nguyen <redacted> --- v3: Correctly degugged the issue to be a gpio node not having status="okay" --- arch/arm/boot/dts/socfpga_cyclone5_socdk.dts | 6 ++++++ 1 file changed, 6 insertions(+)diff --git a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts index d7296a5..03a3745 100644 --- a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts +++ b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts@@ -37,6 +37,12 @@ */ ethernet0 = &gmac1; }; + + soc { + gpio at ff709000 { + status = "okay"; + }; + }; };
Looks weird. Don't you need to enable the GPIO bank instead:
&gpio1 {
status = "okay";
}
???
Regards,
Steffen
--
Pengutronix e.K. | |
Industrial Linux Solutions | http://www.pengutronix.de/ |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |