From 9ec88b60cb481a6862dc98a78400a6945d9675ba Mon Sep 17 00:00:00 2001
From: Kelvin Cheung <keguang.zhang@gmail.com>
Date: Wed, 6 Apr 2016 20:34:54 +0800
Subject: MIPS: Loongson1B: Some updates/fixes for LS1B

- Add DMA device
- Add NAND device
- Add GPIO device
- Add LED device
- Update the defconfig and rename it to loongson1b_defconfig
- Fix ioremap size
- Other minor fixes

Signed-off-by: Kelvin Cheung <keguang.zhang@gmail.com>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Boris Brezillon <boris.brezillon@free-electrons.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Brian Norris <computersforpeace@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: linux-clk@vger.kernel.org
Cc: linux-pm@vger.kernel.org
Cc: dmaengine@vger.kernel.org
Cc: linux-gpio@vger.kernel.org
Cc: linux-mtd@lists.infradead.org
Patchwork: https://patchwork.linux-mips.org/patch/13033/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
 arch/mips/loongson32/ls1b/board.c | 67 ++++++++++++++++++++++++++++++++++++---
 1 file changed, 62 insertions(+), 5 deletions(-)

(limited to 'arch/mips/loongson32/ls1b')

diff --git a/arch/mips/loongson32/ls1b/board.c b/arch/mips/loongson32/ls1b/board.c
index 58daeea25739..38a1d404be1b 100644
--- a/arch/mips/loongson32/ls1b/board.c
+++ b/arch/mips/loongson32/ls1b/board.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011 Zhang, Keguang <keguang.zhang@gmail.com>
+ * Copyright (c) 2011-2016 Zhang, Keguang <keguang.zhang@gmail.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
@@ -7,26 +7,83 @@
  * option) any later version.
  */
 
+#include <linux/leds.h>
+#include <linux/mtd/partitions.h>
+#include <linux/sizes.h>
+
+#include <loongson1.h>
+#include <dma.h>
+#include <nand.h>
 #include <platform.h>
 
+struct plat_ls1x_dma ls1x_dma_pdata = {
+	.nr_channels	= 3,
+};
+
+static struct mtd_partition ls1x_nand_parts[] = {
+	{
+		.name        = "kernel",
+		.offset      = 0,
+		.size        = SZ_16M,
+	},
+	{
+		.name        = "rootfs",
+		.offset      = MTDPART_OFS_APPEND,
+		.size        = MTDPART_SIZ_FULL,
+	},
+};
+
+struct plat_ls1x_nand ls1x_nand_pdata = {
+	.parts		= ls1x_nand_parts,
+	.nr_parts	= ARRAY_SIZE(ls1x_nand_parts),
+	.hold_cycle	= 0x2,
+	.wait_cycle	= 0xc,
+};
+
+static const struct gpio_led ls1x_gpio_leds[] __initconst = {
+	{
+		.name			= "LED9",
+		.default_trigger	= "heartbeat",
+		.gpio			= 38,
+		.active_low		= 1,
+		.default_state		= LEDS_GPIO_DEFSTATE_OFF,
+	}, {
+		.name			= "LED6",
+		.default_trigger	= "nand-disk",
+		.gpio			= 39,
+		.active_low		= 1,
+		.default_state		= LEDS_GPIO_DEFSTATE_OFF,
+	},
+};
+
+static const struct gpio_led_platform_data ls1x_led_pdata __initconst = {
+	.num_leds	= ARRAY_SIZE(ls1x_gpio_leds),
+	.leds		= ls1x_gpio_leds,
+};
+
 static struct platform_device *ls1b_platform_devices[] __initdata = {
 	&ls1x_uart_pdev,
 	&ls1x_cpufreq_pdev,
+	&ls1x_dma_pdev,
 	&ls1x_eth0_pdev,
 	&ls1x_eth1_pdev,
 	&ls1x_ehci_pdev,
+	&ls1x_gpio0_pdev,
+	&ls1x_gpio1_pdev,
+	&ls1x_nand_pdev,
 	&ls1x_rtc_pdev,
 };
 
 static int __init ls1b_platform_init(void)
 {
-	int err;
+	ls1x_serial_set_uartclk(&ls1x_uart_pdev);
+	ls1x_dma_set_platdata(&ls1x_dma_pdata);
+	ls1x_nand_set_platdata(&ls1x_nand_pdata);
 
-	ls1x_serial_setup(&ls1x_uart_pdev);
+	gpio_led_register_device(-1, &ls1x_led_pdata);
 
-	err = platform_add_devices(ls1b_platform_devices,
+	return platform_add_devices(ls1b_platform_devices,
 				   ARRAY_SIZE(ls1b_platform_devices));
-	return err;
 }
 
 arch_initcall(ls1b_platform_init);
-- 
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