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boards: riscv: esp32c3_devkitm: dts: use pin grouping

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Updates device tree pin states definitions and node
descriptions to group pins sharing common properties.

Accordingly, updates in-tree overlays as well.

Signed-off-by: Glauber Maroto Ferreira <glauber.ferreira@espressif.com>
This commit is contained in:
Glauber Maroto Ferreira 2022-04-20 18:01:18 -03:00 committed by Fabio Baltieri
parent f82d3d444d
commit 5686368eec
3 changed files with 35 additions and 42 deletions
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60
boards/riscv/esp32c3_devkitm/esp32c3_devkitm-pinctrl.dtsi
View File

@ -10,44 +10,36 @@
&pinctrl {
uart0_tx_gpio21: uart0_tx_gpio21 {
pinmux = <UART0_TX_GPIO21>;
uart0_default: uart0_default {
group1 {
pinmux = <UART0_TX_GPIO21>;
};
group2 {
pinmux = <UART0_RX_GPIO20>;
bias-pull-up;
};
};
uart0_rx_gpio20: uart0_rx_gpio20 {
pinmux = <UART0_RX_GPIO20>;
bias-pull-up;
spim2_default: spim2_default {
group1 {
pinmux = <SPIM2_MISO_GPIO2>,
<SPIM2_SCLK_GPIO6>,
<SPIM2_CSEL_GPIO10>;
};
group2 {
pinmux = <SPIM2_MOSI_GPIO7>;
output-low;
};
};
spim2_miso_gpio2: spim2_miso_gpio2 {
pinmux = <SPIM2_MISO_GPIO2>;
};
spim2_mosi_gpio7: spim2_mosi_gpio7 {
pinmux = <SPIM2_MOSI_GPIO7>;
output-low;
};
spim2_sclk_gpio6: spim2_sclk_gpio6 {
pinmux = <SPIM2_SCLK_GPIO6>;
};
spim2_csel_gpio10: spim2_csel_gpio10 {
pinmux = <SPIM2_CSEL_GPIO10>;
};
i2c0_sda_gpio1: i2c0_sda_gpio1 {
pinmux = <I2C0_SDA_GPIO1>;
bias-pull-up;
drive-open-drain;
output-high;
};
i2c0_scl_gpio3: i2c0_scl_gpio3 {
pinmux = <I2C0_SCL_GPIO3>;
bias-pull-up;
drive-open-drain;
output-high;
i2c0_default: i2c0_default {
group1 {
pinmux = <I2C0_SDA_GPIO1>,
<I2C0_SCL_GPIO3>;
bias-pull-up;
drive-open-drain;
output-high;
};
};
};

7
boards/riscv/esp32c3_devkitm/esp32c3_devkitm.dts
View File

@ -41,7 +41,7 @@
&uart0 {
status = "okay";
current-speed = <115200>;
pinctrl-0 = <&uart0_tx_gpio21 &uart0_rx_gpio20>;
pinctrl-0 = <&uart0_default>;
pinctrl-names = "default";
};
@ -50,7 +50,7 @@
clock-frequency = <I2C_BITRATE_STANDARD>;
sda-pin = <1>;
scl-pin = <3>;
pinctrl-0 = <&i2c0_sda_gpio1 &i2c0_scl_gpio3>;
pinctrl-0 = <&i2c0_default>;
pinctrl-names = "default";
};
@ -62,8 +62,7 @@
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
pinctrl-0 = <&spim2_miso_gpio2 &spim2_mosi_gpio7
&spim2_sclk_gpio6 &spim2_csel_gpio10>;
pinctrl-0 = <&spim2_default>;
pinctrl-names = "default";
};

10
samples/basic/blinky_pwm/boards/esp32c3_devkitm.overlay
View File

@ -24,14 +24,16 @@
};
&pinctrl {
ledc0_ch0_gpio2: ledc0_ch0_gpio2 {
pinmux = <LEDC_CH0_GPIO2>;
output-enable;
ledc0_default: ledc0_default {
group1 {
pinmux = <LEDC_CH0_GPIO2>;
output-enable;
};
};
};
&ledc0 {
pinctrl-0 = <&ledc0_ch0_gpio2>;
pinctrl-0 = <&ledc0_default>;
pinctrl-names = "default";
status = "okay";
#address-cells = <1>;