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| author |   Inochi Amaoto <inochiama@outlook.com> | 2024-09-10 06:35:10 +0800 |
|---|---|---|
| committer |   Inochi Amaoto <inochiama@gmail.com> | 2024-10-04 13:06:51 +0800 |
| commit | 23c7816dddd3d28817ad49cefd3f504f44163655 (patch) | |
| tree | 7611d21261b26288e1accd83e97a1b6b3ea5e2b1 | |
| parent | Linux 6.12-rc1 (diff) | |
| download | wireguard-linux-23c7816dddd3d28817ad49cefd3f504f44163655.tar.xz wireguard-linux-23c7816dddd3d28817ad49cefd3f504f44163655.zip | |
riscv: dts: sophgo: cv1800b: add pinctrl support
Add pinctrl node and related pin configuration for CV1800B SoC.
Link: https://lore.kernel.org/r/IA1PR20MB49535E7F28242174CA318317BB992@IA1PR20MB4953.namprd20.prod.outlook.com
Signed-off-by: Inochi Amaoto <inochiama@outlook.com>
Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
| -rw-r--r-- | arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts | 49 | ||||
| -rw-r--r-- | arch/riscv/boot/dts/sophgo/cv1800b.dtsi | 10 |
2 files changed, 59 insertions, 0 deletions
diff --git a/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts index 375ff2661b6e..9feb520eaec4 100644 --- a/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts +++ b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts @@ -39,7 +39,54 @@ clock-frequency = <25000000>; }; +&pinctrl { + uart0_cfg: uart0-cfg { + uart0-pins { + pinmux = <PINMUX(PIN_UART0_TX, 0)>, + <PINMUX(PIN_UART0_RX, 0)>; + bias-pull-up; + drive-strength-microamp = <10800>; + power-source = <3300>; + }; + }; + + sdhci0_cfg: sdhci0-cfg { + sdhci0-clk-pins { + pinmux = <PINMUX(PIN_SD0_CLK, 0)>; + bias-pull-up; + drive-strength-microamp = <16100>; + power-source = <3300>; + }; + + sdhci0-cmd-pins { + pinmux = <PINMUX(PIN_SD0_CMD, 0)>; + bias-pull-up; + drive-strength-microamp = <10800>; + power-source = <3300>; + }; + + sdhci0-data-pins { + pinmux = <PINMUX(PIN_SD0_D0, 0)>, + <PINMUX(PIN_SD0_D1, 0)>, + <PINMUX(PIN_SD0_D2, 0)>, + <PINMUX(PIN_SD0_D3, 0)>; + bias-pull-up; + drive-strength-microamp = <10800>; + power-source = <3300>; + }; + + sdhci0-cd-pins { + pinmux = <PINMUX(PIN_SD0_CD, 0)>; + bias-pull-up; + drive-strength-microamp = <10800>; + power-source = <3300>; + }; + }; +}; + &sdhci0 { + pinctrl-0 = <&sdhci0_cfg>; + pinctrl-names = "default"; status = "okay"; bus-width = <4>; no-1-8-v; @@ -49,5 +96,7 @@ }; &uart0 { + pinctrl-0 = <&uart0_cfg>; + pinctrl-names = "default"; status = "okay"; }; diff --git a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi index ec9530972ae2..aa1f5df100f0 100644 --- a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi @@ -3,6 +3,7 @@ * Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org> */ +#include <dt-bindings/pinctrl/pinctrl-cv1800b.h> #include "cv18xx.dtsi" / { @@ -12,6 +13,15 @@ device_type = "memory"; reg = <0x80000000 0x4000000>; }; + + soc { + pinctrl: pinctrl@3001000 { + compatible = "sophgo,cv1800b-pinctrl"; + reg = <0x03001000 0x1000>, + <0x05027000 0x1000>; + reg-names = "sys", "rtc"; + }; + }; }; &plic { |