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| author |   Xianwei Zhao <xianwei.zhao@amlogic.com> | 2025-03-26 13:17:16 +0800 |
|---|---|---|
| committer |   Neil Armstrong <neil.armstrong@linaro.org> | 2025-04-22 09:25:47 +0200 |
| commit | e9bb917348718748c465890645ba775e21f56167 (patch) | |
| tree | d58b2bd92cf2ffaf1ecdfed1b9f07cd8b3b89940 | |
| parent | Linux 6.15-rc1 (diff) | |
| download | linux-rng-e9bb917348718748c465890645ba775e21f56167.tar.xz linux-rng-e9bb917348718748c465890645ba775e21f56167.zip | |
arm64: dts: amlogic: a4: add pinctrl node
Add pinctrl device to support Amlogic A4 and add uart pinconf.
Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20250326-pinctrl-node-a4-v1-1-8c30639480f6@amlogic.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
| -rw-r--r-- | arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi index a06838552f21..c02fa5ee9fd2 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi +++ b/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi @@ -5,6 +5,7 @@ #include "amlogic-a4-common.dtsi" #include <dt-bindings/power/amlogic,a4-pwrc.h> +#include <dt-bindings/pinctrl/amlogic,pinctrl.h> / { cpus { #address-cells = <2>; @@ -50,6 +51,107 @@ }; &apb { + periphs_pinctrl: pinctrl@4000 { + compatible = "amlogic,pinctrl-a4"; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0x4000 0x0 0x280>; + + gpiox: gpio@100 { + reg = <0 0x100 0 0x40>, <0 0xc 0 0xc>; + reg-names = "gpio", "mux"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_X<<8) 18>; + }; + + gpiot: gpio@140 { + reg = <0 0x140 0 0x40>, <0 0x2c 0 0xc>; + reg-names = "gpio", "mux"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_T<<8) 23>; + }; + + gpiod: gpio@180 { + reg = <0 0x180 0 0x40>, <0 0x40 0 0x8>; + reg-names = "gpio", "mux"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_D<<8) 16>; + }; + + gpioe: gpio@1c0 { + reg = <0 0x1c0 0 0x40>, <0 0x48 0 0x4>; + reg-names = "gpio", "mux"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_E<<8) 2>; + }; + + gpiob: gpio@240 { + reg = <0 0x240 0 0x40>, <0 0 0 0x8>; + reg-names = "gpio", "mux"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_B<<8) 14>; + }; + + func-uart-a { + uart_a_default: group-uart-a-pins1 { + pinmux = <AML_PINMUX(AMLOGIC_GPIO_X, 11, 1)>, + <AML_PINMUX(AMLOGIC_GPIO_X, 12, 1)>, + <AML_PINMUX(AMLOGIC_GPIO_X, 13, 1)>, + <AML_PINMUX(AMLOGIC_GPIO_X, 14, 1)>; + }; + + group-uart-a-pins2 { + pinmux = <AML_PINMUX(AMLOGIC_GPIO_D, 2, 3)>, + <AML_PINMUX(AMLOGIC_GPIO_D, 3, 3)>; + bias-pull-up; + drive-strength-microamp = <4000>; + }; + }; + + func-uart-b { + uart_b_default: group-uart-b-pins { + pinmux = <AML_PINMUX(AMLOGIC_GPIO_E, 0, 3)>, + <AML_PINMUX(AMLOGIC_GPIO_E, 1, 3)>; + bias-pull-up; + drive-strength-microamp = <4000>; + }; + }; + + func-uart-d { + uart_d_default: group-uart-d-pins1 { + pinmux = <AML_PINMUX(AMLOGIC_GPIO_T, 18, 4)>, + <AML_PINMUX(AMLOGIC_GPIO_T, 19, 4)>; + bias-pull-up; + drive-strength-microamp = <4000>; + }; + + group-uart-d-pins2 { + pinmux = <AML_PINMUX(AMLOGIC_GPIO_T, 7, 2)>, + <AML_PINMUX(AMLOGIC_GPIO_T, 8, 2)>, + <AML_PINMUX(AMLOGIC_GPIO_T, 9, 2)>, + <AML_PINMUX(AMLOGIC_GPIO_T, 10, 2)>; + bias-pull-up; + drive-strength-microamp = <4000>; + }; + }; + + func-uart-e { + uart_e_default: group-uart-e-pins { + pinmux = <AML_PINMUX(AMLOGIC_GPIO_T, 14, 3)>, + <AML_PINMUX(AMLOGIC_GPIO_T, 15, 3)>, + <AML_PINMUX(AMLOGIC_GPIO_T, 16, 3)>, + <AML_PINMUX(AMLOGIC_GPIO_T, 17, 3)>; + bias-pull-up; + drive-strength-microamp = <4000>; + }; + }; + }; + gpio_intc: interrupt-controller@4080 { compatible = "amlogic,a4-gpio-intc", "amlogic,meson-gpio-intc"; @@ -60,6 +162,29 @@ <10 11 12 13 14 15 16 17 18 19 20 21>; }; + ao_pinctrl: pinctrl@8e700 { + compatible = "amlogic,pinctrl-a4"; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0x8e700 0x0 0x80>; + + gpioao: gpio@4 { + reg = <0 0x4 0 0x16>, <0 0 0 0x4>; + reg-names = "gpio", "mux"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_AO<<8) 7>; + }; + + test_n: gpio@44 { + reg = <0 0x44 0 0x20>; + reg-names = "gpio"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_TEST_N<<8) 1>; + }; + }; + gpio_ao_intc: interrupt-controller@8e72c { compatible = "amlogic,a4-gpio-ao-intc", "amlogic,meson-gpio-intc"; |