From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Wed, 5 Aug 2015 17:04:01 -0300
Subject: Initial import

---
 arch/mips/mti-sead3/leds-sead3.c | 77 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 arch/mips/mti-sead3/leds-sead3.c

(limited to 'arch/mips/mti-sead3/leds-sead3.c')

diff --git a/arch/mips/mti-sead3/leds-sead3.c b/arch/mips/mti-sead3/leds-sead3.c
new file mode 100644
index 000000000..c938ceeb8
--- /dev/null
+++ b/arch/mips/mti-sead3/leds-sead3.c
@@ -0,0 +1,77 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2012 MIPS Technologies, Inc.  All rights reserved.
+ * Copyright (C) 2015 Imagination Technologies, Inc.
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/leds.h>
+#include <linux/err.h>
+#include <linux/io.h>
+
+#include <asm/mips-boards/sead3-addr.h>
+
+static void sead3_pled_set(struct led_classdev *led_cdev,
+		enum led_brightness value)
+{
+	writel(value, (void __iomem *)SEAD3_CPLD_P_LED);
+}
+
+static void sead3_fled_set(struct led_classdev *led_cdev,
+		enum led_brightness value)
+{
+	writel(value, (void __iomem *)SEAD3_CPLD_F_LED);
+}
+
+static struct led_classdev sead3_pled = {
+	.name		= "sead3::pled",
+	.brightness_set = sead3_pled_set,
+	.flags		= LED_CORE_SUSPENDRESUME,
+};
+
+static struct led_classdev sead3_fled = {
+	.name		= "sead3::fled",
+	.brightness_set = sead3_fled_set,
+	.flags		= LED_CORE_SUSPENDRESUME,
+};
+
+static int sead3_led_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = led_classdev_register(&pdev->dev, &sead3_pled);
+	if (ret < 0)
+		return ret;
+
+	ret = led_classdev_register(&pdev->dev, &sead3_fled);
+	if (ret < 0)
+		led_classdev_unregister(&sead3_pled);
+
+	return ret;
+}
+
+static int sead3_led_remove(struct platform_device *pdev)
+{
+	led_classdev_unregister(&sead3_pled);
+	led_classdev_unregister(&sead3_fled);
+	return 0;
+}
+
+static struct platform_driver sead3_led_driver = {
+	.probe		= sead3_led_probe,
+	.remove		= sead3_led_remove,
+	.driver		= {
+		.name		= "sead3-led",
+	},
+};
+
+module_platform_driver(sead3_led_driver);
+
+MODULE_AUTHOR("Kristian Kielhofner <kris@krisk.org>");
+MODULE_DESCRIPTION("SEAD3 LED driver");
+MODULE_LICENSE("GPL");
-- 
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