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riscv: Add pinmux and gpio bindings for Kendryte K210

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This patch adds the necessary device tree bindings.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Rick Chen <rick@andestech.com>
This commit is contained in:
Sean Anderson 2020-09-14 11:02:04 -04:00 committed by Tom Rini
parent 3e41c7b253
commit be3076e66d
2 changed files with 116 additions and 0 deletions
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104
arch/riscv/dts/k210-maix-bit.dts
View file

@ -17,6 +17,22 @@
stdout-path = "serial0:115200";
};
gpio-leds {
compatible = "gpio-leds";
green {
gpios = <&gpio1_0 4 GPIO_ACTIVE_LOW>;
};
red {
gpios = <&gpio1_0 5 GPIO_ACTIVE_LOW>;
};
blue {
gpios = <&gpio1_0 6 GPIO_ACTIVE_LOW>;
};
};
sound {
compatible = "simple-audio-card";
simple-audio-card,format = "i2s";
@ -39,9 +55,97 @@
};
&uarths0 {
pinctrl-0 = <&fpioa_uarths>;
pinctrl-names = "default";
status = "okay";
};
&gpio0 {
pinctrl-0 = <&fpioa_gpiohs>;
pinctrl-names = "default";
status = "okay";
};
&gpio1 {
pinctrl-0 = <&fpioa_gpio>;
pinctrl-names = "default";
status = "okay";
};
&i2s0 {
#sound-dai-cells = <1>;
pinctrl-0 = <&fpioa_i2s0>;
pinctrl-names = "default";
};
&fpioa {
status = "okay";
fpioa_uarths: uarths {
pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>,
<K210_FPIOA(5, K210_PCF_UARTHS_TX)>;
};
fpioa_gpio: gpio {
pinmux = <K210_FPIOA(8, K210_PCF_GPIO0)>,
<K210_FPIOA(9, K210_PCF_GPIO1)>,
<K210_FPIOA(10, K210_PCF_GPIO2)>,
<K210_FPIOA(11, K210_PCF_GPIO3)>,
<K210_FPIOA(12, K210_PCF_GPIO4)>,
<K210_FPIOA(13, K210_PCF_GPIO5)>,
<K210_FPIOA(14, K210_PCF_GPIO6)>,
<K210_FPIOA(15, K210_PCF_GPIO7)>;
};
fpioa_gpiohs: gpiohs {
pinmux = <K210_FPIOA(16, K210_PCF_GPIOHS0)>,
<K210_FPIOA(17, K210_PCF_GPIOHS1)>,
<K210_FPIOA(21, K210_PCF_GPIOHS5)>,
<K210_FPIOA(22, K210_PCF_GPIOHS6)>,
<K210_FPIOA(23, K210_PCF_GPIOHS7)>,
<K210_FPIOA(24, K210_PCF_GPIOHS8)>,
<K210_FPIOA(25, K210_PCF_GPIOHS9)>,
<K210_FPIOA(30, K210_PCF_GPIOHS14)>,
<K210_FPIOA(31, K210_PCF_GPIOHS15)>,
<K210_FPIOA(32, K210_PCF_GPIOHS16)>,
<K210_FPIOA(33, K210_PCF_GPIOHS17)>,
<K210_FPIOA(34, K210_PCF_GPIOHS18)>,
<K210_FPIOA(35, K210_PCF_GPIOHS19)>;
};
fpioa_i2s0: i2s0 {
pinmux = <K210_FPIOA(18, K210_PCF_I2S0_SCLK)>,
<K210_FPIOA(19, K210_PCF_I2S0_WS)>,
<K210_FPIOA(20, K210_PCF_I2S0_IN_D0)>;
};
fpioa_dvp: dvp {
pinmux = <K210_FPIOA(40, K210_PCF_SCCB_SDA)>,
<K210_FPIOA(41, K210_PCF_SCCB_SCLK)>,
<K210_FPIOA(42, K210_PCF_DVP_RST)>,
<K210_FPIOA(43, K210_PCF_DVP_VSYNC)>,
<K210_FPIOA(44, K210_PCF_DVP_PWDN)>,
<K210_FPIOA(45, K210_PCF_DVP_HSYNC)>,
<K210_FPIOA(46, K210_PCF_DVP_XCLK)>,
<K210_FPIOA(47, K210_PCF_DVP_PCLK)>;
};
fpioa_spi0: spi0 {
pinmux = <K210_FPIOA(36, K210_PCF_GPIOHS20)>, /* cs */
<K210_FPIOA(37, K210_PCF_GPIOHS21)>, /* rst */
<K210_FPIOA(38, K210_PCF_GPIOHS22)>, /* dc */
<K210_FPIOA(39, K210_PCF_SPI0_SCLK)>; /* wr */
};
fpioa_spi1: spi1 {
pinmux = <K210_FPIOA(26, K210_PCF_SPI1_D1)>,
<K210_FPIOA(27, K210_PCF_SPI1_SCLK)>,
<K210_FPIOA(28, K210_PCF_SPI1_D0)>,
<K210_FPIOA(29, K210_PCF_GPIOHS13)>;
};
};
&dvp0 {
pinctrl-0 = <&fpioa_dvp>;
pinctrl-names = "default";
};

12
arch/riscv/dts/k210.dtsi
View file

@ -5,6 +5,7 @@
#include <dt-bindings/clock/k210-sysctl.h>
#include <dt-bindings/mfd/k210-sysctl.h>
#include <dt-bindings/pinctrl/k210-pinctrl.h>
#include <dt-bindings/reset/k210-sysctl.h>
/ {
@ -368,7 +369,18 @@
reg = <0x502B0000 0x100>;
clocks = <&sysclk K210_CLK_FPIOA>;
resets = <&sysrst K210_RST_FPIOA>;
kendryte,sysctl = <&sysctl>;
kendryte,power-offset = <K210_SYSCTL_POWER_SEL>;
pinctrl-0 = <&fpioa_jtag>;
pinctrl-names = "default";
status = "disabled";
fpioa_jtag: jtag {
pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
<K210_FPIOA(1, K210_PCF_JTAG_TDI)>,
<K210_FPIOA(2, K210_PCF_JTAG_TMS)>,
<K210_FPIOA(3, K210_PCF_JTAG_TDO)>;
};
};
sha256: sha256@502C0000 {