openwrtv4/target/linux/xburst/patches-3.10/014-MIPS-jz4740-Register-jz4740-DMA-device.patch

From 734bdfd446b1eba0c54ad07703a192e6093417fd Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Thu, 30 May 2013 18:25:03 +0200
Subject: [PATCH 14/16] MIPS: jz4740: Register jz4740 DMA device

Register a device for the newly added jz4740 dmaengine driver.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
[manually edited to align struct assignment]
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---
 arch/mips/include/asm/mach-jz4740/platform.h |    1 +
 arch/mips/jz4740/board-qi_lb60.c             |    1 +
 arch/mips/jz4740/platform.c                  |   21 +++++++++++++++++++++
 3 files changed, 23 insertions(+)

--- a/arch/mips/include/asm/mach-jz4740/platform.h
+++ b/arch/mips/include/asm/mach-jz4740/platform.h
@@ -32,6 +32,7 @@ extern struct platform_device jz4740_cod
 extern struct platform_device jz4740_adc_device;
 extern struct platform_device jz4740_wdt_device;
 extern struct platform_device jz4740_pwm_device;
+extern struct platform_device jz4740_dma_device;
 
 void jz4740_serial_device_register(void);
 
--- a/arch/mips/jz4740/board-qi_lb60.c
+++ b/arch/mips/jz4740/board-qi_lb60.c
@@ -437,6 +437,7 @@ static struct platform_device *jz_platfo
 	&jz4740_rtc_device,
 	&jz4740_adc_device,
 	&jz4740_pwm_device,
+	&jz4740_dma_device,
 	&qi_lb60_gpio_keys,
 	&qi_lb60_pwm_beeper,
 	&qi_lb60_charger_device,
--- a/arch/mips/jz4740/platform.c
+++ b/arch/mips/jz4740/platform.c
@@ -329,3 +329,24 @@ struct platform_device jz4740_pwm_device
 	.name = "jz4740-pwm",
 	.id   = -1,
 };
+
+/* DMA */
+static struct resource jz4740_dma_resources[] = {
+	{
+		.start	= JZ4740_DMAC_BASE_ADDR,
+		.end	= JZ4740_DMAC_BASE_ADDR + 0x400 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start	= JZ4740_IRQ_DMAC,
+		.end	= JZ4740_IRQ_DMAC,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device jz4740_dma_device = {
+	.name		= "jz4740-dma",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(jz4740_dma_resources),
+	.resource	= jz4740_dma_resources,
+};