ARM: dts: imx6qdl-sabresd: Add PCIe support

Add support for the PCI express bus available on MX6 SabreSDP.

Signed-off-by: Marek Vasut <marex@denx.de>
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 7c141f3..dbbd35b 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
@@ -389,6 +389,13 @@
                        >;
                };
 
+               pinctrl_pcie: pciegrp {
+                       fsl,pins = <
+                               MX6QDL_PAD_EIM_D19__GPIO3_IO19  0x80000000
+                               MX6QDL_PAD_GPIO_17__GPIO7_IO12  0x80000000
+                       >;
+               };
+
                pinctrl_pwm1: pwm1grp {
                        fsl,pins = <
                                MX6QDL_PAD_SD1_DAT3__PWM1_OUT           0x1b0b1
@@ -473,6 +480,14 @@
        };
 };
 
+&pcie {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pcie>;
+       power-on-gpio = <&gpio3 19 0>;
+       reset-gpio = <&gpio7 12 0>;
+       status = "okay";
+};
+
 &pwm1 {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_pwm1>;