ARM: shmobile: silk: add QSPI DT support

[cascardo/linux.git] / arch / arm / boot / dts / r8a7794-silk.dts

diff --git a/arch/arm/boot/dts/r8a7794-silk.dts b/arch/arm/boot/dts/r8a7794-silk.dts
index d4dd5a3..f49bc00 100644 (file)
--- a/arch/arm/boot/dts/r8a7794-silk.dts
+++ b/arch/arm/boot/dts/r8a7794-silk.dts
@@ -65,6 +65,11 @@
                renesas,groups = "mmc_data8", "mmc_ctrl";
                renesas,function = "mmc";
        };
+
+       qspi_pins: spi0 {
+               renesas,groups = "qspi_ctrl", "qspi_data4";
+               renesas,function = "qspi";
+       };
 };
 
 &scif2 {
@@ -100,3 +105,38 @@
        non-removable;
        status = "okay";
 };
+
+&qspi {
+       pinctrl-0 = <&qspi_pins>;
+       pinctrl-names = "default";
+
+       status = "okay";
+
+       flash@0 {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               compatible = "spansion,s25fl512s", "jedec,spi-nor";
+               reg = <0>;
+               spi-max-frequency = <30000000>;
+               spi-tx-bus-width = <4>;
+               spi-rx-bus-width = <4>;
+               spi-cpol;
+               spi-cpha;
+               m25p,fast-read;
+
+               partition@0 {
+                       label = "loader";
+                       reg = <0x00000000 0x00040000>;
+                       read-only;
+               };
+               partition@40000 {
+                       label = "user";
+                       reg = <0x00040000 0x00400000>;
+                       read-only;
+               };
+               partition@440000 {
+                       label = "flash";
+                       reg = <0x00440000 0x03bc0000>;
+               };
+       };
+};