[PATCHv5][ 4/5] ARM: dts: i.MX35: Add display support.

[Denis Carikli <denis@eukrea.com>]

A pinctrl node for the IPU was also added.

Cc: Rob Herring <rob.herring@calxeda.com>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Stephen Warren <swarren@wwwdotorg.org>
Cc: Ian Campbell <ijc+devicetree@hellion.org.uk>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: devicetree@vger.kernel.org
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: linux-fbdev@vger.kernel.org
Cc: Eric Bénard <eric@eukrea.com>
Signed-off-by: Denis Carikli <denis@eukrea.com>
---
ChangeLog v4->v5:
- Added Grant Likely and Shawn Guo in the Cc list.
- Adapted to the new non-dma ipu bindings.
- Adapted to the use of imx35-pingrp.h
- The pinctrl ipu node addition was moved in this commit.

ChangeLog v3->v4:
- Splitted the imx35.dtsi display support (new patch).
---
 arch/arm/boot/dts/imx35.dtsi |   13 +++++++++++++
 arch/arm/mach-imx/imx35-dt.c |    7 +++++++
 2 files changed, 20 insertions(+)

diff --git a/arch/arm/boot/dts/imx35.dtsi b/arch/arm/boot/dts/imx35.dtsi
index 1cf520a..287bf6b 100644
--- a/arch/arm/boot/dts/imx35.dtsi
+++ b/arch/arm/boot/dts/imx35.dtsi
@@ -175,6 +175,12 @@
 					};
 				};
 
+				ipu {
+					pinctrl_ipu_disp0: ipudisp0grp {
+						fsl,pins = <MX35_IPU_PINGRP1>;
+					};
+				};
+
 				uart1 {
 					pinctrl_uart1_1: uart1grp-1 {
 						fsl,pins = <MX35_UART1_PINGRP1>;
@@ -266,6 +272,13 @@
 				status = "disabled";
 			};
 
+			ipu: ipu@53fc0000 {
+				compatible = "fsl,imx35-ipu";
+				reg = <0x53fc0000 0x4000>;
+				clocks = <&clks 55>;
+				status = "disabled";
+			};
+
 			audmux: audmux@53fc4000 {
 				compatible = "fsl,imx35-audmux", "fsl,imx31-audmux";
 				reg = <0x53fc4000 0x4000>;
diff --git a/arch/arm/mach-imx/imx35-dt.c b/arch/arm/mach-imx/imx35-dt.c
index e3def45..6438f292 100644
--- a/arch/arm/mach-imx/imx35-dt.c
+++ b/arch/arm/mach-imx/imx35-dt.c
@@ -16,14 +16,21 @@
 #include <asm/mach/time.h>
 #include <asm/hardware/cache-l2x0.h>
 #include "common.h"
+#include "devices-imx35.h"
 #include "mx35.h"
 
 static void __init imx35_dt_init(void)
 {
+	struct device_node *np;
 	mxc_arch_reset_init_dt();
 
 	of_platform_populate(NULL, of_default_bus_match_table,
 			     NULL, NULL);
+
+	/* We don't want to export the IPU as DT bindings. */
+	np = of_find_compatible_node(NULL, NULL, "fsl,imx35-ipu");
+	if (of_device_is_available(np))
+		imx35_add_ipu_core();
 }
 
 static void __init imx35_timer_init(void)
-- 
1.7.9.5