From 61ffb9d27860769c5d5596f6e4cca3cded2755e0 Mon Sep 17 00:00:00 2001 From: Yash Shah Date: Tue, 10 Dec 2019 16:41:14 +0530 Subject: [PATCH] riscv: dts: Add DT support for SiFive FU540 GPIO driver Add the gpio DT node in SiFive FU540 soc-specific DT file. Enable the gpio node in HiFive Unleashed board-specific DT file. Signed-off-by: Yash Shah Signed-off-by: Palmer Dabbelt --- arch/riscv/boot/dts/sifive/fu540-c000.dtsi | 15 ++++++++++++++- .../boot/dts/sifive/hifive-unleashed-a00.dts | 4 ++++ 2 files changed, 18 insertions(+), 1 deletion(-) diff --git a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi index a2e3d54e830c..7db861053483 100644 --- a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi +++ b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi @@ -268,6 +268,19 @@ interrupts = <1 2 3>; reg = <0x0 0x2010000 0x0 0x1000>; }; - + gpio: gpio@10060000 { + compatible = "sifive,fu540-c000-gpio", "sifive,gpio0"; + interrupt-parent = <&plic0>; + interrupts = <7>, <8>, <9>, <10>, <11>, <12>, <13>, + <14>, <15>, <16>, <17>, <18>, <19>, <20>, + <21>, <22>; + reg = <0x0 0x10060000 0x0 0x1000>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&prci PRCI_CLK_TLCLK>; + status = "disabled"; + }; }; }; diff --git a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts index 88cfcb96bf23..609198cb1163 100644 --- a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts +++ b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts @@ -94,3 +94,7 @@ &pwm1 { status = "okay"; }; + +&gpio { + status = "okay"; +};