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Diffstat (limited to 'arch/arm/dts/k3-am654-r5-base-board.dts')
-rw-r--r--arch/arm/dts/k3-am654-r5-base-board.dts19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/dts/k3-am654-r5-base-board.dts b/arch/arm/dts/k3-am654-r5-base-board.dts
index 7ed307f0d84..e31ed4fe640 100644
--- a/arch/arm/dts/k3-am654-r5-base-board.dts
+++ b/arch/arm/dts/k3-am654-r5-base-board.dts
@@ -16,6 +16,7 @@
aliases {
serial0 = &wkup_uart0;
+ serial1 = &mcu_uart0;
serial2 = &main_uart0;
};
@@ -118,6 +119,14 @@
status = "okay";
};
+&mcu_uart0 {
+ u-boot,dm-spl;
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_uart0_pins_default>;
+ clock-frequency = <48000000>;
+ status = "okay";
+};
+
&main_uart0 {
power-domains = <&k3_pds 146 TI_SCI_PD_SHARED>;
};
@@ -141,6 +150,16 @@
u-boot,dm-spl;
};
+ mcu_uart0_pins_default: mcu_uart0_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0044, PIN_INPUT, 4) /* (P4) MCU_OSPI1_D1.MCU_UART0_RXD */
+ AM65X_WKUP_IOPAD(0x0048, PIN_OUTPUT, 4) /* (P5) MCU_OSPI1_D2.MCU_UART0_TXD */
+ AM65X_WKUP_IOPAD(0x004C, PIN_INPUT, 4) /* (P1) MCU_OSPI1_D3.MCU_UART0_CTSn */
+ AM65X_WKUP_IOPAD(0x0054, PIN_OUTPUT, 4) /* (N3) MCU_OSPI1_CSn1.MCU_UART0_RTSn */
+ >;
+ u-boot,dm-spl;
+ };
+
wkup_i2c0_pins_default: wkup-i2c0-pins-default {
pinctrl-single,pins = <
AM65X_WKUP_IOPAD(0x00e0, PIN_INPUT, 0) /* (AC7) WKUP_I2C0_SCL */