ARM: imx: dynamically allocate mxc_w1 devices

Currently there is no platform data used in the driver.  In case this
changes NULL is passed unused to the soc specific functions.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

6 files changed, 10 insertions, 17 deletions

diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig
index 5000ac1f93e..3f83fd53407 100644
--- a/arch/arm/mach-mx3/Kconfig
+++ b/arch/arm/mach-mx3/Kconfig
@@ -41,6 +41,7 @@ config MACH_PCM037
 	select IMX_HAVE_PLATFORM_IMX_I2C
 	select IMX_HAVE_PLATFORM_IMX_UART
 	select IMX_HAVE_PLATFORM_MXC_NAND
+	select IMX_HAVE_PLATFORM_MXC_W1
 	select MXC_ULPI if USB_ULPI
 	help
 	  Include support for Phytec pcm037 platform. This includes
diff --git a/arch/arm/mach-mx3/devices-imx31.h b/arch/arm/mach-mx3/devices-imx31.h
index de9598590eb..a88f243ec72 100644
--- a/arch/arm/mach-mx3/devices-imx31.h
+++ b/arch/arm/mach-mx3/devices-imx31.h
@@ -33,6 +33,10 @@ extern const struct imx_mxc_nand_data imx31_mxc_nand_data __initconst;
 #define imx31_add_mxc_nand(pdata)	\
 	imx_add_mxc_nand(&imx31_mxc_nand_data, pdata)
 
+extern const struct imx_mxc_w1_data imx31_mxc_w1_data __initconst;
+#define imx31_add_mxc_w1(pdata)	\
+	imx_add_mxc_w1(&imx31_mxc_w1_data)
+
 extern const struct imx_spi_imx_data imx31_cspi_data[] __initconst;
 #define imx31_add_cspi(id, pdata)	\
 	imx_add_spi_imx(&imx31_cspi_data[id], pdata)
diff --git a/arch/arm/mach-mx3/devices-imx35.h b/arch/arm/mach-mx3/devices-imx35.h
index 5eb917b638d..7602cb49aab 100644
--- a/arch/arm/mach-mx3/devices-imx35.h
+++ b/arch/arm/mach-mx3/devices-imx35.h
@@ -40,6 +40,10 @@ extern const struct imx_mxc_nand_data imx35_mxc_nand_data __initconst;
 #define imx35_add_mxc_nand(pdata)	\
 	imx_add_mxc_nand(&imx35_mxc_nand_data, pdata)
 
+extern const struct imx_mxc_w1_data imx35_mxc_w1_data __initconst;
+#define imx35_add_mxc_w1(pdata)	\
+	imx_add_mxc_w1(&imx35_mxc_w1_data)
+
 extern const struct imx_spi_imx_data imx35_cspi_data[] __initconst;
 #define imx35_add_cspi(id, pdata)	\
 	imx_add_spi_imx(&imx35_cspi_data[id], pdata)
diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c
index 74f74f4fcff..5808ce1b157 100644
--- a/arch/arm/mach-mx3/devices.c
+++ b/arch/arm/mach-mx3/devices.c
@@ -54,21 +54,6 @@ int __init imx3x_register_gpios(void)
 	return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
 }
 
-static struct resource mxc_w1_master_resources[] = {
-	{
-		.start = MX3x_OWIRE_BASE_ADDR,
-		.end = MX3x_OWIRE_BASE_ADDR + SZ_4K - 1,
-		.flags = IORESOURCE_MEM,
-	},
-};
-
-struct platform_device mxc_w1_master_device = {
-	.name = "mxc_w1",
-	.id = 0,
-	.num_resources = ARRAY_SIZE(mxc_w1_master_resources),
-	.resource = mxc_w1_master_resources,
-};
-
 #ifdef CONFIG_ARCH_MX31
 static struct resource mxcsdhc0_resources[] = {
 	{
diff --git a/arch/arm/mach-mx3/devices.h b/arch/arm/mach-mx3/devices.h
index 585f814473d..a649772058e 100644
--- a/arch/arm/mach-mx3/devices.h
+++ b/arch/arm/mach-mx3/devices.h
@@ -1,4 +1,3 @@
-extern struct platform_device mxc_w1_master_device;
 extern struct platform_device mx3_ipu;
 extern struct platform_device mx3_fb;
 extern struct platform_device mx3_camera;
diff --git a/arch/arm/mach-mx3/mach-pcm037.c b/arch/arm/mach-mx3/mach-pcm037.c
index 86e86c1300d..bc5d3a1aa20 100644
--- a/arch/arm/mach-mx3/mach-pcm037.c
+++ b/arch/arm/mach-mx3/mach-pcm037.c
@@ -614,7 +614,7 @@ static void __init mxc_board_init(void)
 	imx31_add_imx_uart1(&uart_pdata);
 	imx31_add_imx_uart2(&uart_pdata);
 
-	mxc_register_device(&mxc_w1_master_device, NULL);
+	imx31_add_mxc_w1(NULL);
 
 	/* LAN9217 IRQ pin */
 	ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq");