From 367e592788a2724f2558b8579ccf212cc9434158 Mon Sep 17 00:00:00 2001 From: Manivannan Sadhasivam Date: Tue, 26 Feb 2019 17:20:21 +0530 Subject: 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 Reviewed-by: Linus Walleij --- arch/arm64/boot/dts/bitmain/bm1880.dtsi | 54 +++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) (limited to 'arch/arm64/boot/dts/bitmain') 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 = ; + }; + }; + + 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 = ; + }; + }; + + 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 = ; + }; + }; + uart0: serial@58018000 { compatible = "snps,dw-apb-uart"; reg = <0x0 0x58018000 0x0 0x2000>; -- cgit v1.2.3