From c36a63b8e93f645d151a5820d80df56024bbc7a5 Mon Sep 17 00:00:00 2001
From: Robert Nelson <robertcnelson@gmail.com>
Date: Thu, 8 Jun 2023 17:28:03 -0500
Subject: [PATCH] pb2: gpio control of mcu
Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
---
src/arm64/k3-am625-pocketbeagle2.dts | 30 ++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/src/arm64/k3-am625-pocketbeagle2.dts b/src/arm64/k3-am625-pocketbeagle2.dts
index 2ac20e48..98215065 100644
--- a/src/arm64/k3-am625-pocketbeagle2.dts
+++ b/src/arm64/k3-am625-pocketbeagle2.dts
@@ -202,6 +202,16 @@
linux,default-trigger = "wlan";
function = LED_FUNCTION_WLAN;
};
+
+ led-5 {
+ label = "mcu_nrst";
+ gpios = <&main_gpio1 50 GPIO_ACTIVE_HIGH>;
+ };
+
+ led-6 {
+ label = "mcu_bsl";
+ gpios = <&mcu_gpio0 1 GPIO_ACTIVE_HIGH>;
+ };
};
gpio_keys: gpio-keys {
@@ -232,6 +242,12 @@
>;
};
+ gpio1_pins_default: gpio1-pins-default {
+ pinctrl-single,pins = <
+ AM62X_IOPAD(0x0254, PIN_INPUT, 7) /* (C20) USB0_DRVVBUS.GPIO1_50 NRST*/
+ >;
+ };
+
vdd_sd_dv_pins_default: vdd-sd-pins-default {
pinctrl-single,pins = <
AM62X_IOPAD(0x0244, PIN_OUTPUT, 7) /* (C17) MMC1_SDWP.GPIO1_49 */
@@ -305,6 +321,12 @@
AM62X_MCU_IOPAD(0x0050, PIN_INPUT_PULLUP, 0) /* (A9) WKUP_I2C0_SDA */
>;
};
+
+ mcu_gpio0_pins_default: mcu_gpio0-pins-default {
+ pinctrl-single,pins = <
+ AM62X_IOPAD(0x0004, PIN_OUTPUT, 7) /* (B8) MCU_SPI0_CS1 */
+ >;
+ };
};
&a53_opp_table {
@@ -490,6 +512,8 @@
&main_gpio1 {
/* XXX: FIXME PLEASE */
+ pinctrl-names = "default";
+ pinctrl-0 = <&gpio1_pins_default>;
gpio-line-names = "", "", "", "", "", /* 0-4 */
"", "", "", /* 5-7 */
"", "", /* 8-9 */
@@ -507,6 +531,12 @@
"", "", "", "", "", "", "", ""; /* 80-87 */
};
+&mcu_gpio0 {
+ /* XXX: FIXME PLEASE */
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_gpio0_pins_default>;
+};
+
&main_i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&local_i2c_pins_default>;
--
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