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ARM: shmobile: r8a7794: Add IRQC clock to device tree 

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@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Geert Uytterhoeven 2015-03-18 19:56:01 +01:00 committed by Simon Horman
parent 62d386c04b
commit 1c5ca5db11
2 changed files with 12 additions and 0 deletions
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9
arch/arm/boot/dts/r8a7794.dtsi
View File

@ -105,6 +105,7 @@
<0 15 IRQ_TYPE_LEVEL_HIGH>,
<0 16 IRQ_TYPE_LEVEL_HIGH>,
<0 17 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp4_clks R8A7794_CLK_IRQC>;
};
dmac0: dma-controller@e6700000 {
@ -625,6 +626,14 @@
"sdhi2", "sdhi1", "sdhi0",
"mmcif0", "cmt1", "usbdmac0", "usbdmac1";
};
mstp4_clks: mstp4_clks@e6150140 {
compatible = "renesas,r8a7794-mstp-clocks", "renesas,cpg-mstp-clocks";
reg = <0 0xe6150140 0 4>, <0 0xe615004c 0 4>;
clocks = <&cp_clk>;
#clock-cells = <1>;
clock-indices = <R8A7794_CLK_IRQC>;
clock-output-names = "irqc";
};
mstp7_clks: mstp7_clks@e615014c {
compatible = "renesas,r8a7794-mstp-clocks", "renesas,cpg-mstp-clocks";
reg = <0 0xe615014c 0 4>, <0 0xe61501c4 0 4>;

3
include/dt-bindings/clock/r8a7794-clock.h
View File

@ -60,6 +60,9 @@
#define R8A7794_CLK_USBDMAC0 30
#define R8A7794_CLK_USBDMAC1 31
/* MSTP4 */
#define R8A7794_CLK_IRQC 7
/* MSTP5 */
#define R8A7794_CLK_THERMAL 22
#define R8A7794_CLK_PWM 23