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authorSergei Shtylyov <sergei.shtylyov@cogentembedded.com>2015-08-11 00:59:24 +0300
committerSimon Horman <horms+renesas@verge.net.au>2015-09-14 10:16:34 +0900
commit740b4a9f07fe73b5ccd2bc3dc365dc359e1a332d (patch)
treead8ecb9a4327d07fbea7ea5df58516477e83171f
parente8f5de3bea9e01fd1390d64bc915a11df919b3fe (diff)
ARM: shmobile: r8a7794: add QSPI DT support
Define the generic R8A7794 part of the QSPI device node. Based on original patch by Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>. Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
-rw-r--r--arch/arm/boot/dts/r8a7794.dtsi18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7794.dtsi b/arch/arm/boot/dts/r8a7794.dtsi
index e9fab31e0709..e0f32ede2181 100644
--- a/arch/arm/boot/dts/r8a7794.dtsi
+++ b/arch/arm/boot/dts/r8a7794.dtsi
@@ -19,6 +19,10 @@
#address-cells = <2>;
#size-cells = <2>;
+ aliases {
+ spi0 = &qspi;
+ };
+
cpus {
#address-cells = <1>;
#size-cells = <0>;
@@ -537,6 +541,20 @@
status = "disabled";
};
+ qspi: spi@e6b10000 {
+ compatible = "renesas,qspi-r8a7794", "renesas,qspi";
+ reg = <0 0xe6b10000 0 0x2c>;
+ interrupts = <0 184 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp9_clks R8A7794_CLK_QSPI_MOD>;
+ dmas = <&dmac0 0x17>, <&dmac0 0x18>;
+ dma-names = "tx", "rx";
+ power-domains = <&cpg_clocks>;
+ num-cs = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
clocks {
#address-cells = <2>;
#size-cells = <2>;