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>

9 files changed, 16 insertions, 20 deletions

diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 197f9e241cff..edf018211002 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -88,6 +88,7 @@ config MACH_MX27ADS
 	select IMX_HAVE_PLATFORM_IMX_I2C
 	select IMX_HAVE_PLATFORM_IMX_UART
 	select IMX_HAVE_PLATFORM_MXC_NAND
+	select IMX_HAVE_PLATFORM_MXC_W1
 	help
 	  Include support for MX27ADS platform. This includes specific
 	  configurations for the board and its peripherals.
@@ -97,6 +98,7 @@ config MACH_PCM038
 	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 IMX_HAVE_PLATFORM_SPI_IMX
 	select MXC_ULPI if USB_ULPI
 	help
@@ -122,6 +124,7 @@ config MACH_CPUIMX27
 	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 Eukrea CPUIMX27 platform. This includes
@@ -186,6 +189,7 @@ config MACH_PCA100
 	select IMX_HAVE_PLATFORM_IMX_SSI
 	select IMX_HAVE_PLATFORM_IMX_UART
 	select IMX_HAVE_PLATFORM_MXC_NAND
+	select IMX_HAVE_PLATFORM_MXC_W1
 	select IMX_HAVE_PLATFORM_SPI_IMX
 	select MXC_ULPI if USB_ULPI
 	help
diff --git a/arch/arm/mach-imx/devices-imx21.h b/arch/arm/mach-imx/devices-imx21.h
index d189039749b0..61b0aa7fce98 100644
--- a/arch/arm/mach-imx/devices-imx21.h
+++ b/arch/arm/mach-imx/devices-imx21.h
@@ -29,6 +29,10 @@ extern const struct imx_mxc_nand_data imx21_mxc_nand_data __initconst;
 #define imx21_add_mxc_nand(pdata)	\
 	imx_add_mxc_nand(&imx21_mxc_nand_data, pdata)
 
+extern const struct imx_mxc_w1_data imx21_mxc_w1_data __initconst;
+#define imx21_add_mxc_w1(pdata)	\
+	imx_add_mxc_w1(&imx21_mxc_w1_data)
+
 extern const struct imx_spi_imx_data imx21_cspi_data[] __initconst;
 #define imx21_add_cspi(id, pdata)	\
 	imx_add_spi_imx(&imx21_cspi_data[id], pdata)
diff --git a/arch/arm/mach-imx/devices-imx27.h b/arch/arm/mach-imx/devices-imx27.h
index 7011690364f2..b957e78e052b 100644
--- a/arch/arm/mach-imx/devices-imx27.h
+++ b/arch/arm/mach-imx/devices-imx27.h
@@ -35,6 +35,10 @@ extern const struct imx_mxc_nand_data imx27_mxc_nand_data __initconst;
 #define imx27_add_mxc_nand(pdata)	\
 	imx_add_mxc_nand(&imx27_mxc_nand_data, pdata)
 
+extern const struct imx_mxc_w1_data imx27_mxc_w1_data __initconst;
+#define imx27_add_mxc_w1(pdata)	\
+	imx_add_mxc_w1(&imx27_mxc_w1_data)
+
 extern const struct imx_spi_imx_data imx27_cspi_data[] __initconst;
 #define imx27_add_cspi(id, pdata)	\
 	imx_add_spi_imx(&imx27_cspi_data[id], pdata)
diff --git a/arch/arm/mach-imx/devices.c b/arch/arm/mach-imx/devices.c
index e69e46eac45d..6fbd624fc530 100644
--- a/arch/arm/mach-imx/devices.c
+++ b/arch/arm/mach-imx/devices.c
@@ -270,21 +270,6 @@ struct platform_device mxc_wdt = {
 	.resource = mxc_wdt_resources,
 };
 
-static struct resource mxc_w1_master_resources[] = {
-	{
-		.start = MX2x_OWIRE_BASE_ADDR,
-		.end = MX2x_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,
-};
-
 /*
  * lcdc:
  * - i.MX1: the basic controller
diff --git a/arch/arm/mach-imx/devices.h b/arch/arm/mach-imx/devices.h
index 807f02a031c9..48d2c5b8c164 100644
--- a/arch/arm/mach-imx/devices.h
+++ b/arch/arm/mach-imx/devices.h
@@ -14,7 +14,6 @@ extern struct platform_device mxc_gpt4;
 extern struct platform_device mxc_gpt5;
 #endif
 extern struct platform_device mxc_wdt;
-extern struct platform_device mxc_w1_master_device;
 extern struct platform_device mxc_fb_device;
 extern struct platform_device mxc_pwm_device;
 extern struct platform_device mxc_sdhc_device0;
diff --git a/arch/arm/mach-imx/mach-cpuimx27.c b/arch/arm/mach-imx/mach-cpuimx27.c
index 745ee60fb068..9baaf3df048e 100644
--- a/arch/arm/mach-imx/mach-cpuimx27.c
+++ b/arch/arm/mach-imx/mach-cpuimx27.c
@@ -158,7 +158,6 @@ cpuimx27_nand_board_info __initconst = {
 static struct platform_device *platform_devices[] __initdata = {
 	&eukrea_cpuimx27_nor_mtd_device,
 	&mxc_wdt,
-	&mxc_w1_master_device,
 };
 
 static const struct imxi2c_platform_data cpuimx27_i2c1_data __initconst = {
@@ -262,6 +261,7 @@ static void __init eukrea_cpuimx27_init(void)
 
 	imx27_add_fec(NULL);
 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+	imx27_add_mxc_w1(NULL);
 
 #if defined(CONFIG_MACH_EUKREA_CPUIMX27_USESDHC2)
 	/* SDHC2 can be used for Wifi */
diff --git a/arch/arm/mach-imx/mach-mx27ads.c b/arch/arm/mach-imx/mach-mx27ads.c
index a1e4bc573afc..219899a5c8ab 100644
--- a/arch/arm/mach-imx/mach-mx27ads.c
+++ b/arch/arm/mach-imx/mach-mx27ads.c
@@ -284,7 +284,6 @@ static struct imxmmc_platform_data sdhc2_pdata = {
 
 static struct platform_device *platform_devices[] __initdata = {
 	&mx27ads_nor_mtd_device,
-	&mxc_w1_master_device,
 };
 
 static const struct imxuart_platform_data uart_pdata __initconst = {
@@ -314,6 +313,7 @@ static void __init mx27ads_board_init(void)
 
 	imx27_add_fec(NULL);
 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+	imx27_add_mxc_w1(NULL);
 }
 
 static void __init mx27ads_timer_init(void)
diff --git a/arch/arm/mach-imx/mach-pca100.c b/arch/arm/mach-imx/mach-pca100.c
index 8c720d44602a..39c580bc9225 100644
--- a/arch/arm/mach-imx/mach-pca100.c
+++ b/arch/arm/mach-imx/mach-pca100.c
@@ -172,7 +172,6 @@ pca100_nand_board_info __initconst = {
 };
 
 static struct platform_device *platform_devices[] __initdata = {
-	&mxc_w1_master_device,
 	&mxc_wdt,
 };
 
@@ -434,6 +433,7 @@ static void __init pca100_init(void)
 
 	imx27_add_fec(NULL);
 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+	imx27_add_mxc_w1(NULL);
 }
 
 static void __init pca100_timer_init(void)
diff --git a/arch/arm/mach-imx/mach-pcm038.c b/arch/arm/mach-imx/mach-pcm038.c
index 49a97ce07426..2cfc4b96c503 100644
--- a/arch/arm/mach-imx/mach-pcm038.c
+++ b/arch/arm/mach-imx/mach-pcm038.c
@@ -172,7 +172,6 @@ pcm038_nand_board_info __initconst = {
 
 static struct platform_device *platform_devices[] __initdata = {
 	&pcm038_nor_mtd_device,
-	&mxc_w1_master_device,
 	&pcm038_sram_mtd_device,
 	&mxc_wdt,
 };
@@ -326,6 +325,7 @@ static void __init pcm038_init(void)
 
 	imx27_add_fec(NULL);
 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+	imx27_add_mxc_w1(NULL);
 
 #ifdef CONFIG_MACH_PCM970_BASEBOARD
 	pcm970_baseboard_init();