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[19/23] ARM: u300: add the COH 901 318 DMAC to device tree

Message ID 1366624779-6820-1-git-send-email-linus.walleij@stericsson.com (mailing list archive)
State New, archived
Headers show

Commit Message

Linus Walleij April 22, 2013, 9:59 a.m. UTC 
From: Linus Walleij <linus.walleij@linaro.org>

This adds the COH 901 318 DMA controller to the U300
device tree. All devices now converted to device tree
so far will start to find their DMA channels.

Note that the U300 is not yet using the device tree
to obtain DMA channels, but this is a first step.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
 arch/arm/boot/dts/ste-u300.dts | 7 +++++++
 arch/arm/mach-u300/core.c      | 2 ++
 2 files changed, 9 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/ste-u300.dts b/arch/arm/boot/dts/ste-u300.dts
index ee747fe..cdffeb9 100644
--- a/arch/arm/boot/dts/ste-u300.dts
+++ b/arch/arm/boot/dts/ste-u300.dts
@@ -68,6 +68,13 @@ 
 		interrupts = <10>;
 	};
 
+	dmac: dmac@c00020000 {
+		compatible = "stericsson,coh901318";
+		reg = <0xc0020000 0x1000>;
+		interrupt-parent = <&vica>;
+		interrupts = <2>;
+	};
+
 	i2c0: i2c@c0004000 {
 		compatible = "st,ddci2c";
 		reg = <0xc0004000 0x1000>;
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index 20d6c46..98d4dbe 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -713,6 +713,8 @@  static struct of_dev_auxdata u300_auxdata_lookup[] __initdata = {
 		"coh901327_wdog", NULL),
 	OF_DEV_AUXDATA("stericsson,coh901331", U300_RTC_BASE,
 		"rtc-coh901331", NULL),
+	OF_DEV_AUXDATA("stericsson,coh901318", U300_DMAC_BASE,
+		"coh901318", NULL),
 	OF_DEV_AUXDATA("arm,primecell", U300_UART0_BASE,
 		"uart0", &uart0_plat_data),
 	OF_DEV_AUXDATA("arm,primecell", U300_UART1_BASE,