Add mikroBUS connector support for Beagleplay.
Signed-off-by: Ayush Singh <ayushdevel1325@xxxxxxxxx>
---
.../arm64/boot/dts/ti/k3-am625-beagleplay.dts | 76 +++++++++++++++++--
1 file changed, 68 insertions(+), 8 deletions(-)
diff --git a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
index a34e0df2ab86..886308f99d1a 100644
--- a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
+++ b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
@@ -29,6 +29,7 @@ aliases {
i2c3 = &main_i2c3;
i2c4 = &wkup_i2c0;
i2c5 = &mcu_i2c0;
+ mikrobus0 = &mikrobus0;
mmc0 = &sdhci0;
mmc1 = &sdhci1;
mmc2 = &sdhci2;
@@ -230,6 +231,33 @@ simple-audio-card,codec {
};
};
+ mikrobus0: linux-mikrobus {
+ compatible = "mikrobus-connector";
+ pinctrl-names = "default", "pwm_default", "pwm_gpio",
+ "uart_default", "uart_gpio", "i2c_default",
+ "i2c_gpio", "spi_default", "spi_gpio";
+ pinctrl-0 = <&mikrobus_gpio_pins_default>;
+ pinctrl-1 = <&mikrobus_pwm_pins_default>;
+ pinctrl-2 = <&mikrobus_pwm_pins_gpio>;
+ pinctrl-3 = <&mikrobus_uart_pins_default>;
+ pinctrl-4 = <&mikrobus_uart_pins_gpio>;
+ pinctrl-5 = <&mikrobus_i2c_pins_default>;
+ pinctrl-6 = <&mikrobus_i2c_pins_gpio>;
+ pinctrl-7 = <&mikrobus_spi_pins_default>;
+ pinctrl-8 = <&mikrobus_spi_pins_gpio>;
+ i2c-adapter = <&main_i2c3>;
+ spi-controller = <&main_spi2>;
+ spi-cs = <0 1>;
+ uart = <&main_uart5>;
+ pwms = <&ecap2 0 500000 0>;
+ mikrobus-gpios =
+ <&main_gpio1 11 GPIO_ACTIVE_HIGH>, <&main_gpio1 9 GPIO_ACTIVE_HIGH>,
+ <&main_gpio1 24 GPIO_ACTIVE_HIGH>, <&main_gpio1 25 GPIO_ACTIVE_HIGH>,
+ <&main_gpio1 22 GPIO_ACTIVE_HIGH>, <&main_gpio1 23 GPIO_ACTIVE_HIGH>,
+ <&main_gpio1 7 GPIO_ACTIVE_HIGH>, <&main_gpio1 8 GPIO_ACTIVE_HIGH>,
+ <&main_gpio1 14 GPIO_ACTIVE_HIGH>, <&main_gpio1 13 GPIO_ACTIVE_HIGH>,
+ <&main_gpio1 12 GPIO_ACTIVE_HIGH>, <&main_gpio1 10 GPIO_ACTIVE_HIGH>;
+ };
};
&main_pmx0 {
@@ -389,6 +417,18 @@ AM62X_IOPAD(0x01f0, PIN_OUTPUT, 5) /* (A18) EXT_REFCLK1.CLKOUT0 */
>;
};
+ mikrobus_pwm_pins_default: mikrobus-pwm-default-pins {
+ pinctrl-single,pins = <
+ AM62X_IOPAD(0x01a4, PIN_INPUT, 2) /* (B20) MCASP0_ACLKX.ECAP2_IN_APWM_OUT */
+ >;
+ };
+
+ mikrobus_pwm_pins_gpio: mikrobus-pwm-gpio-pins {
+ pinctrl-single,pins = <
+ AM62X_IOPAD(0x01a4, PIN_INPUT, 7) /* (B20) MCASP0_ACLKX.GPIO1_11 */
+ >;
+ };
+
mikrobus_i2c_pins_default: mikrobus-i2c-default-pins {
pinctrl-single,pins = <
AM62X_IOPAD(0x01d0, PIN_INPUT_PULLUP, 2) /* (A15) UART0_CTSn.I2C3_SCL */
@@ -396,6 +436,13 @@ AM62X_IOPAD(0x01d4, PIN_INPUT_PULLUP, 2) /* (B15) UART0_RTSn.I2C3_SDA */
>;
};
+ mikrobus_i2c_pins_gpio: mikrobus-i2c-gpio-pins {
+ pinctrl-single,pins = <
+ AM62X_IOPAD(0x01d0, PIN_INPUT, 7) /* (A15) UART0_CTSn.GPIO1_22 */
+ AM62X_IOPAD(0x01d4, PIN_INPUT, 7) /* (B15) UART0_RTSn.GPIO1_23 */
+ >;
+ };
+
mikrobus_uart_pins_default: mikrobus-uart-default-pins {
pinctrl-single,pins = <
AM62X_IOPAD(0x01d8, PIN_INPUT, 1) /* (C15) MCAN0_TX.UART5_RXD */
@@ -403,6 +450,13 @@ AM62X_IOPAD(0x01dc, PIN_OUTPUT, 1) /* (E15) MCAN0_RX.UART5_TXD */
>;
};
+ mikrobus_uart_pins_gpio: mikrobus-uart-gpio-pins {
+ pinctrl-single,pins = <
+ AM62X_IOPAD(0x01d8, PIN_INPUT, 7) /* (C15) MCAN0_TX.GPIO1_24 */
+ AM62X_IOPAD(0x01dc, PIN_INPUT, 7) /* (E15) MCAN0_RX.GPIO1_25 */
+ >;
+ };
+
mikrobus_spi_pins_default: mikrobus-spi-default-pins {
pinctrl-single,pins = <
AM62X_IOPAD(0x01b0, PIN_INPUT, 1) /* (A20) MCASP0_ACLKR.SPI2_CLK */
@@ -412,6 +466,15 @@ AM62X_IOPAD(0x0198, PIN_INPUT, 1) /* (A19) MCASP0_AXR2.SPI2_D1 */
>;
};
+ mikrobus_spi_pins_gpio: mikrobus-spi-gpio-pins {
+ pinctrl-single,pins = <
+ AM62X_IOPAD(0x0194, PIN_INPUT, 7) /* (B19) MCASP0_AXR3.GPIO1_7 */
+ AM62X_IOPAD(0x0198, PIN_INPUT, 7) /* (A19) MCASP0_AXR2.GPIO1_8 */
+ AM62X_IOPAD(0x01ac, PIN_INPUT, 7) /* (E19) MCASP0_AFSR.GPIO1_13 */
+ AM62X_IOPAD(0x01b0, PIN_INPUT, 7) /* (A20) MCASP0_ACLKR.GPIO1_14 */
+ >;
+ };
+
mikrobus_gpio_pins_default: mikrobus-gpio-default-pins {
bootph-all;
pinctrl-single,pins = <
@@ -629,8 +692,6 @@ &main_gpio0 {
&main_gpio1 {
bootph-all;
- pinctrl-names = "default";
- pinctrl-0 = <&mikrobus_gpio_pins_default>;
gpio-line-names = "", "", "", "", "", /* 0-4 */
"SPE_RSTN", "SPE_INTN", "MIKROBUS_GPIO1_7", /* 5-7 */
"MIKROBUS_GPIO1_8", "MIKROBUS_GPIO1_9", /* 8-9 */
@@ -803,15 +864,11 @@ it66121_out: endpoint {
};
&main_i2c3 {
- pinctrl-names = "default";
- pinctrl-0 = <&mikrobus_i2c_pins_default>;
clock-frequency = <400000>;
status = "okay";
};
&main_spi2 {
- pinctrl-names = "default";
- pinctrl-0 = <&mikrobus_spi_pins_default>;
status = "okay";
};
@@ -875,9 +932,8 @@ &main_uart1 {
};
&main_uart5 {
- pinctrl-names = "default";
- pinctrl-0 = <&mikrobus_uart_pins_default>;
status = "okay";
+ force-empty-serdev-controller;
};
&main_uart6 {
@@ -926,3 +982,7 @@ &mcasp1 {
tx-num-evt = <32>;
rx-num-evt = <32>;
};
+
+&ecap2 {
+ status = "okay";
+};
--
2.44.0
