ARM: dts: imx6qdl-sabresd: Configure the ECSPI1 chip select pin

GPIO4_9 is used as ECSPI1 chip select and it needs to be configured as GPIO.

Configure the pin functionality explicitly in the dts file instead of relying
on the fact that it comes configured as GPIO from POR or from the bootloader.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>

diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
index 40ea365..e446192 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
@@ -340,6 +340,7 @@
                                MX6QDL_PAD_KEY_COL1__ECSPI1_MISO        0x100b1
                                MX6QDL_PAD_KEY_ROW0__ECSPI1_MOSI        0x100b1
                                MX6QDL_PAD_KEY_COL0__ECSPI1_SCLK        0x100b1
+                               MX6QDL_PAD_KEY_ROW1__GPIO4_IO09         0x1b0b0
                        >;
                };