修改GPIO导出默认初始值

hc

2024-10-16 50a212ec906f7524620675f0c57357691c26c81f

 kernel/arch/arm/boot/dts/omap4-var-som-om44.dtsi
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@@ -1,12 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com>
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- * Copyright (C) 2012 Variscite Ltd. - http://www.variscite.com
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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+ * Copyright (C) 2012 Variscite Ltd. - https://www.variscite.com
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  */
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 #include "omap4460.dtsi"
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+#include "omap4-mcpdm.dtsi"
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 / {
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 	model = "Variscite VAR-SOM-OM44";
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@@ -71,16 +69,6 @@
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 		pinctrl-single,pins = <
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 			OMAP4_IOPAD(0x19c, PIN_OUTPUT | MUX_MODE3)		/* fref_clk2_out.gpio_182 */
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 			OMAP4_IOPAD(0x1a0, PIN_INPUT | MUX_MODE0)		/* sys_nirq2.sys_nirq2 */
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-		>;
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-	};
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-
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-	mcpdm_pins: pinmux_mcpdm_pins {
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-		pinctrl-single,pins = <
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-			OMAP4_IOPAD(0x106, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_pdm_ul_data.abe_pdm_ul_data */
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-			OMAP4_IOPAD(0x108, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_pdm_dl_data.abe_pdm_dl_data */
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-			OMAP4_IOPAD(0x10a, PIN_INPUT_PULLUP | MUX_MODE0)	/* abe_pdm_frame.abe_pdm_frame */
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-			OMAP4_IOPAD(0x10c, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_pdm_lb_clk.abe_pdm_lb_clk */
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-			OMAP4_IOPAD(0x10e, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* abe_clks.abe_clks */
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 		>;
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 	};
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@@ -249,16 +237,6 @@
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 &i2c4 {
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 	status = "disabled";
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-};
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-
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-&mcpdm {
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-	pinctrl-names = "default";
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-	pinctrl-0 = <&mcpdm_pins>;
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-
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-	clocks = <&twl6040>;
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-	clock-names = "pdmclk";
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-
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-	status = "okay";
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 };
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 &gpmc {