[PATCH 6/7] ARM: shmobile: r8a7791: Add IRQC clock to device tree
From: Geert Uytterhoeven
Date: Wed Mar 18 2015 - 14:57:51 EST
Link the external IRQ controller irqc0 to the IRQC module clock, so it
can be power managed using that clock.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
arch/arm/boot/dts/r8a7791.dtsi | 9 +++++++++
include/dt-bindings/clock/r8a7791-clock.h | 3 +++
2 files changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index 4696062f6ddeaaeb..20ab7668088493b9 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -239,6 +239,7 @@
<0 15 IRQ_TYPE_LEVEL_HIGH>,
<0 16 IRQ_TYPE_LEVEL_HIGH>,
<0 17 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp4_clks R8A7791_CLK_IRQC>;
};
dmac0: dma-controller@e6700000 {
@@ -1160,6 +1161,14 @@
"mmcif0", "i2c7", "pciec", "i2c8", "ssusb", "cmt1",
"usbdmac0", "usbdmac1";
};
+ mstp4_clks: mstp4_clks@e6150140 {
+ compatible = "renesas,r8a7791-mstp-clocks", "renesas,cpg-mstp-clocks";
+ reg = <0 0xe6150140 0 4>, <0 0xe615004c 0 4>;
+ clocks = <&cp_clk>;
+ #clock-cells = <1>;
+ clock-indices = <R8A7791_CLK_IRQC>;
+ clock-output-names = "irqc";
+ };
mstp5_clks: mstp5_clks@e6150144 {
compatible = "renesas,r8a7791-mstp-clocks", "renesas,cpg-mstp-clocks";
reg = <0 0xe6150144 0 4>, <0 0xe615003c 0 4>;
diff --git a/include/dt-bindings/clock/r8a7791-clock.h b/include/dt-bindings/clock/r8a7791-clock.h
index 8fc5dc8faeea4051..402268384b99093c 100644
--- a/include/dt-bindings/clock/r8a7791-clock.h
+++ b/include/dt-bindings/clock/r8a7791-clock.h
@@ -70,6 +70,9 @@
#define R8A7791_CLK_USBDMAC0 30
#define R8A7791_CLK_USBDMAC1 31
+/* MSTP4 */
+#define R8A7791_CLK_IRQC 7
+
/* MSTP5 */
#define R8A7791_CLK_AUDIO_DMAC1 1
#define R8A7791_CLK_AUDIO_DMAC0 2
--
1.9.1
--
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