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authorManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2019-02-26 17:20:21 +0530
committerManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2019-04-29 10:38:29 +0530
commit367e592788a2724f2558b8579ccf212cc9434158 (patch)
treee416419e49be02282ca8fa930d7899a111577fdd /arch/arm64/boot
parent79a3aaa7b82e3106be97842dedfd8429248896e6 (diff)
arm64: dts: bitmain: Add GPIO support for BM1880 SoC
Add GPIO support for Bitmain BM1880 SoC based on Designware APB GPIO controller IP. IP exposes 3 GPIO controllers with a total of 72 pins. Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm64/boot')
-rw-r--r--arch/arm64/boot/dts/bitmain/bm1880.dtsi54
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/bitmain/bm1880.dtsi b/arch/arm64/boot/dts/bitmain/bm1880.dtsi
index 55a4769e0de2..e4da4ec6a5ee 100644
--- a/arch/arm64/boot/dts/bitmain/bm1880.dtsi
+++ b/arch/arm64/boot/dts/bitmain/bm1880.dtsi
@@ -80,6 +80,60 @@
#interrupt-cells = <3>;
};
+ gpio0: gpio@50027000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "snps,dw-apb-gpio";
+ reg = <0x0 0x50027000 0x0 0x400>;
+
+ porta: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <32>;
+ reg = <0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+
+ gpio1: gpio@50027400 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "snps,dw-apb-gpio";
+ reg = <0x0 0x50027400 0x0 0x400>;
+
+ portb: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <32>;
+ reg = <0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+
+ gpio2: gpio@50027800 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "snps,dw-apb-gpio";
+ reg = <0x0 0x50027800 0x0 0x400>;
+
+ portc: gpio-controller@0 {
+ compatible = "snps,dw-apb-gpio-port";
+ gpio-controller;
+ #gpio-cells = <2>;
+ snps,nr-gpios = <8>;
+ reg = <0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+
uart0: serial@58018000 {
compatible = "snps,dw-apb-uart";
reg = <0x0 0x58018000 0x0 0x2000>;