linux-kernel - [PATCH v4 4/5] MIPS: Loongson64: Load platform device during boot

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Message-Id: <20171209064953.8984-5-jiaxun.yang@flygoat.com>
Date:   Sat,  9 Dec 2017 14:49:52 +0800
From:   Jiaxun Yang <jiaxun.yang@...goat.com>
To:     James Hogan <james.hogan@...s.com>
Cc:     Ralf Baechle <ralf@...ux-mips.org>, linux-mips@...ux-mips.org,
        linux-kernel@...r.kernel.org, Jiaxun Yang <jiaxun.yang@...goat.com>
Subject: [PATCH v4 4/5] MIPS: Loongson64: Load platform device during boot

This patch just add pdev during boot to load the platform driver

Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
---
 arch/mips/loongson64/lemote-2f/Makefile   |  2 +-
 arch/mips/loongson64/lemote-2f/platform.c | 29 +++++++++++++++++++++++++++++
 2 files changed, 30 insertions(+), 1 deletion(-)
 create mode 100755 arch/mips/loongson64/lemote-2f/platform.c

diff --git a/arch/mips/loongson64/lemote-2f/Makefile b/arch/mips/loongson64/lemote-2f/Makefile
index 08b8abcbfef5..31c90737b98c 100644
--- a/arch/mips/loongson64/lemote-2f/Makefile
+++ b/arch/mips/loongson64/lemote-2f/Makefile
@@ -2,7 +2,7 @@
 # Makefile for lemote loongson2f family machines
 #
 
-obj-y += clock.o machtype.o irq.o reset.o ec_kb3310b.o
+obj-y += clock.o machtype.o irq.o reset.o ec_kb3310b.o platform.o
 
 #
 # Suspend Support
diff --git a/arch/mips/loongson64/lemote-2f/platform.c b/arch/mips/loongson64/lemote-2f/platform.c
new file mode 100755
index 000000000000..c7de7d621075
--- /dev/null
+++ b/arch/mips/loongson64/lemote-2f/platform.c
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2017 Jiaxun Yang.
+ * Author: Jiaxun Yang, jiaxun.yang@...goat.com
+ *
+ * This program 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.
+ */
+
+#include <linux/err.h>
+#include <linux/platform_device.h>
+
+#include <asm/bootinfo.h>
+
+static struct platform_device yeeloong_pdev = {
+	.name = "yeeloong_laptop",
+	.id = -1,
+};
+
+static int __init lemote2f_platform_init(void)
+{
+	if (mips_machtype != MACH_LEMOTE_YL2F89)
+		return -ENODEV;
+	
+	return platform_device_register(&yeeloong_pdev);
+}
+
+arch_initcall(lemote2f_platform_init);
-- 
2.15.0