From mboxrd@z Thu Jan 1 00:00:00 1970 From: dinguyen@opensource.altera.com (dinguyen at opensource.altera.com) Date: Tue, 21 Oct 2014 11:15:10 -0500 Subject: [PATCHv3 1/2] ARM: dts: socfpga: Fix SD card detect In-Reply-To: <1413908111-28165-1-git-send-email-dinguyen@opensource.altera.com> References: <1413908111-28165-1-git-send-email-dinguyen@opensource.altera.com> Message-ID: <1413908111-28165-2-git-send-email-dinguyen@opensource.altera.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Dinh Nguyen 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 Signed-off-by: Dinh Nguyen --- 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"; + }; + }; }; &gmac1 { -- 2.0.3