media: mx2_camera: remove cpu_is_xxx by using platform_device_id

It changes the driver to use platform_device_id rather than cpu_is_xxx
to determine the controller type, and updates the platform code
accordingly.

As the result, mach/hardware.h inclusion gets removed from the driver.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Tested-by: Javier Martin <javier.martin@vista-silicon.com>
Cc: linux-media@vger.kernel.org

4 files changed, 14 insertions, 11 deletions

diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c
index f0f82f2..2add1ea 100644
--- a/arch/arm/mach-imx/clk-imx25.c
+++ b/arch/arm/mach-imx/clk-imx25.c
@@ -231,9 +231,9 @@ int __init mx25_clocks_init(void)
 	clk_register_clkdev(clk[esdhc2_ipg_per], "per", "sdhci-esdhc-imx25.1");
 	clk_register_clkdev(clk[esdhc2_ipg], "ipg", "sdhci-esdhc-imx25.1");
 	clk_register_clkdev(clk[esdhc2_ahb], "ahb", "sdhci-esdhc-imx25.1");
-	clk_register_clkdev(clk[csi_ipg_per], "per", "mx2-camera.0");
-	clk_register_clkdev(clk[csi_ipg], "ipg", "mx2-camera.0");
-	clk_register_clkdev(clk[csi_ahb], "ahb", "mx2-camera.0");
+	clk_register_clkdev(clk[csi_ipg_per], "per", "imx25-camera.0");
+	clk_register_clkdev(clk[csi_ipg], "ipg", "imx25-camera.0");
+	clk_register_clkdev(clk[csi_ahb], "ahb", "imx25-camera.0");
 	clk_register_clkdev(clk[dummy], "audmux", NULL);
 	clk_register_clkdev(clk[can1_ipg], NULL, "flexcan.0");
 	clk_register_clkdev(clk[can2_ipg], NULL, "flexcan.1");
diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index a5f0e3b..6170c03 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -224,7 +224,7 @@ int __init mx27_clocks_init(unsigned long fref)
 	clk_register_clkdev(clk[per3_gate], "per", "imx-fb.0");
 	clk_register_clkdev(clk[lcdc_ipg_gate], "ipg", "imx-fb.0");
 	clk_register_clkdev(clk[lcdc_ahb_gate], "ahb", "imx-fb.0");
-	clk_register_clkdev(clk[csi_ahb_gate], "ahb", "mx2-camera.0");
+	clk_register_clkdev(clk[csi_ahb_gate], "ahb", "imx27-camera.0");
 	clk_register_clkdev(clk[usb_div], "per", "fsl-usb2-udc");
 	clk_register_clkdev(clk[usb_ipg_gate], "ipg", "fsl-usb2-udc");
 	clk_register_clkdev(clk[usb_ahb_gate], "ahb", "fsl-usb2-udc");
@@ -251,8 +251,8 @@ int __init mx27_clocks_init(unsigned long fref)
 	clk_register_clkdev(clk[i2c2_ipg_gate], NULL, "imx21-i2c.1");
 	clk_register_clkdev(clk[owire_ipg_gate], NULL, "mxc_w1.0");
 	clk_register_clkdev(clk[kpp_ipg_gate], NULL, "imx-keypad");
-	clk_register_clkdev(clk[emma_ahb_gate], "emma-ahb", "mx2-camera.0");
-	clk_register_clkdev(clk[emma_ipg_gate], "emma-ipg", "mx2-camera.0");
+	clk_register_clkdev(clk[emma_ahb_gate], "emma-ahb", "imx27-camera.0");
+	clk_register_clkdev(clk[emma_ipg_gate], "emma-ipg", "imx27-camera.0");
 	clk_register_clkdev(clk[emma_ahb_gate], "ahb", "m2m-emmaprp.0");
 	clk_register_clkdev(clk[emma_ipg_gate], "ipg", "m2m-emmaprp.0");
 	clk_register_clkdev(clk[iim_ipg_gate], "iim", NULL);
diff --git a/arch/arm/mach-imx/devices/devices-common.h b/arch/arm/mach-imx/devices/devices-common.h
index 36eb3f0..d213da9 100644
--- a/arch/arm/mach-imx/devices/devices-common.h
+++ b/arch/arm/mach-imx/devices/devices-common.h
@@ -220,6 +220,7 @@ struct platform_device *__init imx_add_mx1_camera(
 
 #include <linux/platform_data/camera-mx2.h>
 struct imx_mx2_camera_data {
+	const char *devid;
 	resource_size_t iobasecsi;
 	resource_size_t iosizecsi;
 	resource_size_t irqcsi;
diff --git a/arch/arm/mach-imx/devices/platform-mx2-camera.c b/arch/arm/mach-imx/devices/platform-mx2-camera.c
index 9ad5b2d..b88877d 100644
--- a/arch/arm/mach-imx/devices/platform-mx2-camera.c
+++ b/arch/arm/mach-imx/devices/platform-mx2-camera.c
@@ -9,14 +9,16 @@
 #include <mach/hardware.h>
 #include "devices-common.h"
 
-#define imx_mx2_camera_data_entry_single(soc)				\
+#define imx_mx2_camera_data_entry_single(soc, _devid)			\
 	{								\
+		.devid = _devid,					\
 		.iobasecsi = soc ## _CSI_BASE_ADDR,			\
 		.iosizecsi = SZ_4K,					\
 		.irqcsi = soc ## _INT_CSI,				\
 	}
-#define imx_mx2_camera_data_entry_single_emma(soc)			\
+#define imx_mx2_camera_data_entry_single_emma(soc, _devid)		\
 	{								\
+		.devid = _devid,					\
 		.iobasecsi = soc ## _CSI_BASE_ADDR,			\
 		.iosizecsi = SZ_32,					\
 		.irqcsi = soc ## _INT_CSI,				\
@@ -27,12 +29,12 @@
 
 #ifdef CONFIG_SOC_IMX25
 const struct imx_mx2_camera_data imx25_mx2_camera_data __initconst =
-	imx_mx2_camera_data_entry_single(MX25);
+	imx_mx2_camera_data_entry_single(MX25, "imx25-camera");
 #endif /* ifdef CONFIG_SOC_IMX25 */
 
 #ifdef CONFIG_SOC_IMX27
 const struct imx_mx2_camera_data imx27_mx2_camera_data __initconst =
-	imx_mx2_camera_data_entry_single_emma(MX27);
+	imx_mx2_camera_data_entry_single_emma(MX27, "imx27-camera");
 #endif /* ifdef CONFIG_SOC_IMX27 */
 
 struct platform_device *__init imx_add_mx2_camera(
@@ -58,7 +60,7 @@ struct platform_device *__init imx_add_mx2_camera(
 			.flags = IORESOURCE_IRQ,
 		},
 	};
-	return imx_add_platform_device_dmamask("mx2-camera", 0,
+	return imx_add_platform_device_dmamask(data->devid, 0,
 			res, data->iobaseemmaprp ? 4 : 2,
 			pdata, sizeof(*pdata), DMA_BIT_MASK(32));
 }