ARM: dts: imx6q-evi: support altera-ps-spi

Add support for Altera FPGA connected to an spi port
to the evi devicetree file

Signed-off-by: Joshua Clayton <stillcompiling@gmail.com>
Signed-off-by: Alan Tull <atull@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/arch/arm/boot/dts/imx6q-evi.dts b/arch/arm/boot/dts/imx6q-evi.dts
index 1f0f950dc11efa7ba344fa2ec02f7217b3a3294f..e0aea782c6662208750ad97715a2bf516fd1f250 100644 (file)
--- a/arch/arm/boot/dts/imx6q-evi.dts
+++ b/arch/arm/boot/dts/imx6q-evi.dts
@@ -94,6 +94,15 @@
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_ecspi1 &pinctrl_ecspi1cs>;
        status = "okay";
+
+       fpga: fpga@0 {
+               compatible = "altr,fpga-passive-serial";
+               spi-max-frequency = <20000000>;
+               reg = <0>;
+               pinctrl-0 = <&pinctrl_fpgaspi>;
+               nconfig-gpios = <&gpio4 9 GPIO_ACTIVE_LOW>;
+               nstat-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>;
+       };
 };
 
 &ecspi3 {
@@ -319,6 +328,13 @@
                >;
        };
 
+       pinctrl_fpgaspi: fpgaspigrp {
+               fsl,pins = <
+                       MX6QDL_PAD_KEY_ROW1__GPIO4_IO09 0x1b0b0
+                       MX6QDL_PAD_KEY_ROW2__GPIO4_IO11 0x1b0b0
+               >;
+       };
+
        pinctrl_gpminand: gpminandgrp {
                fsl,pins = <
                        MX6QDL_PAD_NANDF_CLE__NAND_CLE 0xb0b1