From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi | 117 +++++++++++++++++++++++++---------------------------------
1 files changed, 51 insertions(+), 66 deletions(-)
diff --git a/kernel/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi b/kernel/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
index 53b3eac..ee64565 100644
--- a/kernel/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
+++ b/kernel/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
@@ -1,43 +1,6 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2016 Andreas Färber
- *
- * This file is dual-licensed: you can use it either under the terms
- * of the GPL or the X11 license, at your option. Note that this dual
- * licensing only applies to this file, and not this project as a
- * whole.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * Or, alternatively,
- *
- * b) Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without
- * restriction, including without limitation the rights to use,
- * copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following
- * conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
*/
#include "imx6sx.dtsi"
@@ -106,18 +69,6 @@
gpio = <&gpio2 12 GPIO_ACTIVE_HIGH>;
startup-delay-us = <70000>;
enable-active-high;
- };
-
- reg_bt: regulator-bt {
- compatible = "regulator-fixed";
- pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_bt_reg>;
- enable-active-high;
- gpio = <&gpio2 17 GPIO_ACTIVE_HIGH>;
- regulator-name = "bt_reg";
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-always-on;
};
};
@@ -225,6 +176,20 @@
};
};
+&i2c2 { /* Brick snap in sensors connector */
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ clock-frequency = <100000>;
+ status = "okay";
+};
+
+&i2c4 { /* Onboard Motion sensors */
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c4>;
+ clock-frequency = <100000>;
+ status = "disabled";
+};
+
&iomuxc {
pinctrl_bt_reg: btreggrp {
fsl,pins =
@@ -256,30 +221,42 @@
<MX6SX_PAD_GPIO1_IO01__I2C1_SDA 0x4001b8b1>;
};
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins =
+ <MX6SX_PAD_GPIO1_IO03__I2C2_SDA 0x4001b8b1>,
+ <MX6SX_PAD_GPIO1_IO02__I2C2_SCL 0x4001b8b1>;
+ };
+
+ pinctrl_i2c4: i2c4grp {
+ fsl,pins =
+ <MX6SX_PAD_USB_H_DATA__I2C4_SDA 0x4001b8b1>,
+ <MX6SX_PAD_USB_H_STROBE__I2C4_SCL 0x4001b8b1>;
+ };
+
pinctrl_uart1: uart1grp {
fsl,pins =
- <MX6SX_PAD_GPIO1_IO04__UART1_TX 0x1b0b1>,
- <MX6SX_PAD_GPIO1_IO05__UART1_RX 0x1b0b1>;
+ <MX6SX_PAD_GPIO1_IO04__UART1_DCE_TX 0x1b0b1>,
+ <MX6SX_PAD_GPIO1_IO05__UART1_DCE_RX 0x1b0b1>;
};
pinctrl_uart2: uart2grp {
fsl,pins =
- <MX6SX_PAD_GPIO1_IO06__UART2_TX 0x1b0b1>,
- <MX6SX_PAD_GPIO1_IO07__UART2_RX 0x1b0b1>;
+ <MX6SX_PAD_GPIO1_IO06__UART2_DCE_TX 0x1b0b1>,
+ <MX6SX_PAD_GPIO1_IO07__UART2_DCE_RX 0x1b0b1>;
};
pinctrl_uart3: uart3grp {
fsl,pins =
- <MX6SX_PAD_SD3_DATA4__UART3_RX 0x13059>,
- <MX6SX_PAD_SD3_DATA5__UART3_TX 0x13059>,
- <MX6SX_PAD_SD3_DATA6__UART3_RTS_B 0x13059>,
- <MX6SX_PAD_SD3_DATA7__UART3_CTS_B 0x13059>;
+ <MX6SX_PAD_SD3_DATA4__UART3_DCE_RX 0x13059>,
+ <MX6SX_PAD_SD3_DATA5__UART3_DCE_TX 0x13059>,
+ <MX6SX_PAD_SD3_DATA6__UART3_DCE_RTS 0x13059>,
+ <MX6SX_PAD_SD3_DATA7__UART3_DCE_CTS 0x13059>;
};
pinctrl_uart5: uart5grp {
fsl,pins =
- <MX6SX_PAD_SD4_DATA4__UART5_RX 0x1b0b1>,
- <MX6SX_PAD_SD4_DATA5__UART5_TX 0x1b0b1>;
+ <MX6SX_PAD_SD4_DATA4__UART5_DCE_RX 0x1b0b1>,
+ <MX6SX_PAD_SD4_DATA5__UART5_DCE_TX 0x1b0b1>;
};
pinctrl_uart6: uart6grp {
@@ -288,10 +265,10 @@
<MX6SX_PAD_CSI_DATA01__UART6_DSR_B 0x1b0b1>,
<MX6SX_PAD_CSI_DATA02__UART6_DTR_B 0x1b0b1>,
<MX6SX_PAD_CSI_DATA03__UART6_DCD_B 0x1b0b1>,
- <MX6SX_PAD_CSI_DATA04__UART6_RX 0x1b0b1>,
- <MX6SX_PAD_CSI_DATA05__UART6_TX 0x1b0b1>,
- <MX6SX_PAD_CSI_DATA06__UART6_RTS_B 0x1b0b1>,
- <MX6SX_PAD_CSI_DATA07__UART6_CTS_B 0x1b0b1>;
+ <MX6SX_PAD_CSI_DATA04__UART6_DCE_RX 0x1b0b1>,
+ <MX6SX_PAD_CSI_DATA05__UART6_DCE_TX 0x1b0b1>,
+ <MX6SX_PAD_CSI_DATA06__UART6_DCE_RTS 0x1b0b1>,
+ <MX6SX_PAD_CSI_DATA07__UART6_DCE_CTS 0x1b0b1>;
};
pinctrl_otg1_reg: otg1grp {
@@ -354,11 +331,19 @@
status = "disabled";
};
-&uart3 { /* Bluetooth */
+&uart3 { /* Bluetooth - only on Extended/Full versions */
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart3>;
uart-has-rtscts;
- status = "okay";
+ status = "disabled";
+
+ bluetooth {
+ compatible = "ti,wl1831-st";
+ enable-gpios = <&gpio2 17 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_bt_reg>;
+ max-speed = <921600>;
+ };
};
/* Arduino serial */
--
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