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authorHuang Shijie <b32955@freescale.com>2013-05-28 14:20:08 +0800
committerShawn Guo <shawn.guo@linaro.org>2013-06-17 16:04:29 +0800
commit72eb4cca7844c600f2e839c2e27a16c1eaa213f9 (patch)
tree993cac83fd7407668deb27c58a9d76f4b4dd47da /arch/arm/boot/dts/imx6dl-sabreauto.dts
parent85bf6d4e4b100efda8169f6f98fd65d0029c7813 (diff)
downloadlinux-72eb4cca7844c600f2e839c2e27a16c1eaa213f9.tar.gz
ARM: dts: imx6q{dl}: fix the pin conflict between SPI and WEIM
In the imx6q-sabreauto and imx6dl-sabreauto boards,
the pin MX6Q{DL}_PAD_EIM_D19 is used as a GPIO for SPI NOR, but
it is used as a data pin for the WEIM NOR.

In order to fix the conflict, this patch removes the pin from the hog,
and adds a new board-level pinctrl: pinctrl_ecspi1_sabreauto.

The SPI NOR selects this pinctrl_ecspi1_sabreauto when it is enabled.

Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch/arm/boot/dts/imx6dl-sabreauto.dts')
-rw-r--r--arch/arm/boot/dts/imx6dl-sabreauto.dts9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/imx6dl-sabreauto.dts b/arch/arm/boot/dts/imx6dl-sabreauto.dts
index 60f3038137dd..95da71185a4a 100644
--- a/arch/arm/boot/dts/imx6dl-sabreauto.dts
+++ b/arch/arm/boot/dts/imx6dl-sabreauto.dts
@@ -25,7 +25,14 @@
 			fsl,pins = <
 				MX6DL_PAD_NANDF_CS2__GPIO6_IO15 0x80000000
 				MX6DL_PAD_SD2_DAT2__GPIO1_IO13  0x80000000
-				MX6DL_PAD_EIM_D19__GPIO3_IO19 	0x80000000
+			>;
+		};
+	};
+
+	ecspi1 {
+		pinctrl_ecspi1_sabreauto: ecspi1-sabreauto {
+			fsl,pins = <
+				MX6DL_PAD_EIM_D19__GPIO3_IO19  0x80000000
 			>;
 		};
 	};