From 8205ceec006616adb4d8a86f1e53d8252fd3eddc Mon Sep 17 00:00:00 2001 From: Ze Huang <18771902331@163.com> Date: Thu, 26 Sep 2024 23:57:45 +0800 Subject: riscv: dts: canaan: Add k230's pinctrl node Add pinctrl device, containing default config for uart, pwm, iis, iic and mmc. Signed-off-by: Ze Huang <18771902331@163.com> Signed-off-by: Conor Dooley --- arch/riscv/boot/dts/canaan/k230-canmv.dts | 304 ++++++++++++++++++++++++++++++ arch/riscv/boot/dts/canaan/k230-pinctrl.h | 18 ++ arch/riscv/boot/dts/canaan/k230.dtsi | 6 + 3 files changed, 328 insertions(+) create mode 100644 arch/riscv/boot/dts/canaan/k230-pinctrl.h diff --git a/arch/riscv/boot/dts/canaan/k230-canmv.dts b/arch/riscv/boot/dts/canaan/k230-canmv.dts index 593ca38e6824..32ba53d17c00 100644 --- a/arch/riscv/boot/dts/canaan/k230-canmv.dts +++ b/arch/riscv/boot/dts/canaan/k230-canmv.dts @@ -26,3 +26,307 @@ &uart0 { status = "okay"; }; + +&pinctrl { + jtag_pins: jtag-pins { + jtag-tck-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <4>; + power-source = ; + input-enable; + bias-pull-down; + input-schmitt-enable; + }; + + jtag-tdi-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <4>; + power-source = ; + input-enable; + bias-disable; + }; + + jtag-tdo-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <4>; + power-source = ; + output-enable; + bias-disable; + }; + + jtag-tms-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <4>; + power-source = ; + input-enable; + bias-pull-up; + }; + }; + + uart2_pins: uart2-pins { + uart2-pins-cfg { + pinmux = , /* uart2 txd */ + ; /* uart2 rxd */ + slew-rate = <0>; + drive-strength = <4>; + power-source = ; + input-enable; + output-enable; + bias-disable; + }; + }; + + pwm2_pins: pwm2-pins { + pwm2-pin-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-disable; + input-schmitt-enable; + }; + }; + + pwm3_pins: pwm3-pins { + pwm3-pin-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-disable; + input-schmitt-enable; + }; + }; + + pwm4_pins: pwm4-pins { + pwm4-pin-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-disable; + input-schmitt-enable; + }; + }; + + iis_pins: iis-pins { + iis-clk-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <4>; + power-source = ; + output-enable; + bias-disable; + }; + + iis-ws-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <4>; + power-source = ; + output-enable; + bias-disable; + }; + + iis-din0-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <4>; + power-source = ; + input-enable; + bias-disable; + }; + + iis-dout0-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <4>; + power-source = ; + output-enable; + bias-disable; + }; + }; + + uart4_pins: uart4-pins { + uart4-txd-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + output-enable; + bias-disable; + input-schmitt-enable; + }; + + uart4-rxd-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + bias-disable; + input-schmitt-enable; + }; + }; + + uart0_pins: uart0-pins { + uart0-txd-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + output-enable; + bias-disable; + input-schmitt-enable; + }; + + uart0-rxd-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + bias-disable; + input-schmitt-enable; + }; + }; + + iic1_pins: iic1-pins { + iic1-pins-cfg { + pinmux = , /* iic1 scl */ + ; /* iic1 sda */ + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-pull-up; + input-schmitt-enable; + }; + }; + + iic3_pins: iic3-pins { + iic3-pins-cfg { + pinmux = , /* iic3 scl */ + ; /* iic3 sda */ + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-pull-up; + input-schmitt-enable; + }; + }; + + iic4_pins: iic4-pins { + iic4-pins-cfg { + pinmux = , /* iic4 scl */ + ; /* iic4 sda */ + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-pull-up; + input-schmitt-enable; + }; + }; + + iic0_pins: iic0-pins { + iic0-pins-cfg { + pinmux = , /* iic0 scl */ + ; /* iic0 sda */ + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-pull-up; + input-schmitt-enable; + }; + }; + + uart3_pins: uart3-pins { + uart3-txd-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + output-enable; + bias-disable; + input-schmitt-enable; + }; + + uart3-rxd-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + bias-disable; + input-schmitt-enable; + }; + }; + + key_pins: key-pins { + key-pins-cfg { + pinmux = , /* key0 */ + ; /* key1 */ + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-disable; + input-schmitt-enable; + }; + }; + + mmc1_pins: mmc1-pins { + mmc1-cmd-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-pull-up; + input-schmitt-enable; + }; + + mmc1-clk-cfg { + pinmux = ; + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + output-enable; + bias-disable; + input-schmitt-enable; + }; + + mmc1-data-cfg { + pinmux = , /* mmc1 data0 */ + , /* mmc1 data1 */ + , /* mmc1 data2 */ + ; /* mmc1 data3 */ + slew-rate = <0>; + drive-strength = <7>; + power-source = ; + input-enable; + output-enable; + bias-pull-up; + input-schmitt-enable; + }; + }; +}; diff --git a/arch/riscv/boot/dts/canaan/k230-pinctrl.h b/arch/riscv/boot/dts/canaan/k230-pinctrl.h new file mode 100644 index 000000000000..63dd999ca55b --- /dev/null +++ b/arch/riscv/boot/dts/canaan/k230-pinctrl.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */ +/* + * Copyright (C) 2024 Canaan Bright Sight Co. Ltd + * Copyright (C) 2024 Ze Huang <18771902331@163.com> + */ + +#ifndef _K230_PINCTRL_H +#define _K230_PINCTRL_H + +#define K230_MSC_3V3 0 +#define K230_MSC_1V8 1 + +#define BANK_VOLTAGE_DEFAULT K230_MSC_1V8 +#define BANK_VOLTAGE_IO50_IO61 K230_MSC_3V3 + +#define K230_PINMUX(pin, mode) (((pin) << 8) | (mode)) + +#endif /* _K230_PINCTRL_H */ diff --git a/arch/riscv/boot/dts/canaan/k230.dtsi b/arch/riscv/boot/dts/canaan/k230.dtsi index 1aeb77160216..5a1bf8a15abe 100644 --- a/arch/riscv/boot/dts/canaan/k230.dtsi +++ b/arch/riscv/boot/dts/canaan/k230.dtsi @@ -4,6 +4,7 @@ */ #include +#include "k230-pinctrl.h" /dts-v1/; / { @@ -86,6 +87,11 @@ interrupts-extended = <&cpu0_intc 3>, <&cpu0_intc 7>; }; + pinctrl: pinctrl@91105000 { + compatible = "canaan,k230-pinctrl"; + reg = <0x0 0x91105000 0x0 0x100>; + }; + uart0: serial@91400000 { compatible = "snps,dw-apb-uart"; reg = <0x0 0x91400000 0x0 0x1000>; -- cgit v1.2.3