From bb7b3419627eb34f3466022d1f4b3c942c09712d Mon Sep 17 00:00:00 2001 From: Inochi Amaoto Date: Sat, 9 Mar 2024 17:02:55 +0800 Subject: [PATCH] riscv: dts: sophgo: add clock generator for Sophgo CV1800 series SoC Add clock generator node for CV1800B and CV1812H. Until now, It uses DT override to minimize duplication. This may change in the future. See the last link for the discussion on maintaining DT of CV1800 series. Link: https://github.com/milkv-duo/duo-files/blob/6f4e9b8ecb459e017cca1a8df248a19ca70837a3/duo/datasheet/CV1800B-CV1801B-Preliminary-Datasheet-full-en.pdf Link: https://lore.kernel.org/all/IA1PR20MB495373158F3B690EF3BF2901BB8BA@IA1PR20MB4953.namprd20.prod.outlook.com/ Reviewed-by: Chen Wang Link: https://lore.kernel.org/r/IA1PR20MB4953ED6A4B57773865F49D6DBB262@IA1PR20MB4953.namprd20.prod.outlook.com Signed-off-by: Inochi Amaoto Signed-off-by: Chen Wang --- arch/riscv/boot/dts/sophgo/cv1800b.dtsi | 4 ++++ arch/riscv/boot/dts/sophgo/cv1812h.dtsi | 4 ++++ arch/riscv/boot/dts/sophgo/cv18xx.dtsi | 6 ++++++ 3 files changed, 14 insertions(+) diff --git a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi index 165e9e320a8c..baf641829e72 100644 --- a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi @@ -16,3 +16,7 @@ &clint { compatible = "sophgo,cv1800b-clint", "thead,c900-clint"; }; + +&clk { + compatible = "sophgo,cv1800-clk"; +}; diff --git a/arch/riscv/boot/dts/sophgo/cv1812h.dtsi b/arch/riscv/boot/dts/sophgo/cv1812h.dtsi index 3e7a942f5c1a..7fa4c1e2d1da 100644 --- a/arch/riscv/boot/dts/sophgo/cv1812h.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv1812h.dtsi @@ -22,3 +22,7 @@ &clint { compatible = "sophgo,cv1812h-clint", "thead,c900-clint"; }; + +&clk { + compatible = "sophgo,cv1810-clk"; +}; diff --git a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi index 405f4ba18392..c744c442304c 100644 --- a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi @@ -61,6 +61,12 @@ dma-noncoherent; ranges; + clk: clock-controller@3002000 { + reg = <0x03002000 0x1000>; + clocks = <&osc>; + #clock-cells = <1>; + }; + gpio0: gpio@3020000 { compatible = "snps,dw-apb-gpio"; reg = <0x3020000 0x1000>;