add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/arm/mach-mmp/brownstone.c
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@@ -1,13 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  *  linux/arch/arm/mach-mmp/brownstone.c
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  *
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  *  Support for the Marvell Brownstone Development Platform.
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  *
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  *  Copyright (C) 2009-2010 Marvell International Ltd.
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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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- *  publishhed by the Free Software Foundation.
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  */
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 #include <linux/init.h>
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@@ -15,6 +12,7 @@
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 #include <linux/platform_device.h>
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 #include <linux/io.h>
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 #include <linux/gpio-pxa.h>
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+#include <linux/gpio/machine.h>
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 #include <linux/regulator/machine.h>
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 #include <linux/regulator/max8649.h>
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 #include <linux/regulator/fixed.h>
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@@ -148,8 +146,6 @@
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 static struct fixed_voltage_config brownstone_v_5vp = {
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 	.supply_name		= "v_5vp",
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 	.microvolts		= 5000000,
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-	.gpio			= GPIO_5V_ENABLE,
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-	.enable_high		= 1,
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 	.enabled_at_boot	= 1,
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 	.init_data		= &brownstone_v_5vp_data,
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 };
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@@ -159,6 +155,15 @@
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 	.id		= 1,
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 	.dev = {
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 		.platform_data = &brownstone_v_5vp,
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+	},
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+};
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+
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+static struct gpiod_lookup_table brownstone_v_5vp_gpiod_table = {
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+	.dev_id = "reg-fixed-voltage.1", /* .id set to 1 above */
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+	.table = {
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+		GPIO_LOOKUP("gpio-pxa", GPIO_5V_ENABLE,
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+			    NULL, GPIO_ACTIVE_HIGH),
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+		{ },
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 	},
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 };
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@@ -217,6 +222,7 @@
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 	mmp2_add_isram(&mmp2_isram_platdata);
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 	/* enable 5v regulator */
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+	gpiod_add_lookup_table(&brownstone_v_5vp_gpiod_table);
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 	platform_device_register(&brownstone_v_5vp_device);
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 }
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