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authorEugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>2018-10-23 15:09:19 +0300
committerVineet Gupta <vgupta@synopsys.com>2018-11-12 21:38:27 +0300
commit4592f11e47a2b28562d6cfe165d5ea7495ff4dca (patch)
tree1561b4ca6b5006ff613cca715b5f011bef23092c /arch/arc/boot
parentafba5d157fe1f2e64bc3df46fe83841657ec8fdd (diff)
downloadlinux-4592f11e47a2b28562d6cfe165d5ea7495ff4dca.tar.xz
ARC: [plat-hsdk] Enable DW APB GPIO support
Enable GPIO support on HSDK. HSDK SoC includes Synopsys DesignWare DW_apb_gpio IP with 24 GPIOs mapped onto port A. Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> Acked-by: Alexey Brodkin <abrodkin@synopsys.com> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/boot')
-rw-r--r--arch/arc/boot/dts/hsdk.dts15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts
index ef149f59929a..43f17b51ee89 100644
--- a/arch/arc/boot/dts/hsdk.dts
+++ b/arch/arc/boot/dts/hsdk.dts
@@ -222,6 +222,21 @@
bus-width = <4>;
dma-coherent;
};
+
+ gpio: gpio@3000 {
+ compatible = "snps,dw-apb-gpio";
+ reg = <0x3000 0x20>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio_port_a: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <24>;
+ reg = <0>;
+ };
+ };
};
memory@80000000 {