mirror of https://gitee.com/openkylin/linux.git
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>
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@ -88,6 +88,7 @@ config MACH_MX27ADS
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select IMX_HAVE_PLATFORM_IMX_I2C
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select IMX_HAVE_PLATFORM_IMX_UART
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select IMX_HAVE_PLATFORM_MXC_NAND
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select IMX_HAVE_PLATFORM_MXC_W1
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help
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Include support for MX27ADS platform. This includes specific
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configurations for the board and its peripherals.
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@ -97,6 +98,7 @@ config MACH_PCM038
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select IMX_HAVE_PLATFORM_IMX_I2C
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select IMX_HAVE_PLATFORM_IMX_UART
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select IMX_HAVE_PLATFORM_MXC_NAND
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select IMX_HAVE_PLATFORM_MXC_W1
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select IMX_HAVE_PLATFORM_SPI_IMX
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select MXC_ULPI if USB_ULPI
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help
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@ -122,6 +124,7 @@ config MACH_CPUIMX27
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select IMX_HAVE_PLATFORM_IMX_I2C
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select IMX_HAVE_PLATFORM_IMX_UART
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select IMX_HAVE_PLATFORM_MXC_NAND
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select IMX_HAVE_PLATFORM_MXC_W1
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select MXC_ULPI if USB_ULPI
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help
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Include support for Eukrea CPUIMX27 platform. This includes
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@ -186,6 +189,7 @@ config MACH_PCA100
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select IMX_HAVE_PLATFORM_IMX_SSI
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select IMX_HAVE_PLATFORM_IMX_UART
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select IMX_HAVE_PLATFORM_MXC_NAND
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select IMX_HAVE_PLATFORM_MXC_W1
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select IMX_HAVE_PLATFORM_SPI_IMX
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select MXC_ULPI if USB_ULPI
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help
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@ -29,6 +29,10 @@ extern const struct imx_mxc_nand_data imx21_mxc_nand_data __initconst;
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#define imx21_add_mxc_nand(pdata) \
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imx_add_mxc_nand(&imx21_mxc_nand_data, pdata)
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extern const struct imx_mxc_w1_data imx21_mxc_w1_data __initconst;
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#define imx21_add_mxc_w1(pdata) \
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imx_add_mxc_w1(&imx21_mxc_w1_data)
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extern const struct imx_spi_imx_data imx21_cspi_data[] __initconst;
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#define imx21_add_cspi(id, pdata) \
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imx_add_spi_imx(&imx21_cspi_data[id], pdata)
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@ -35,6 +35,10 @@ extern const struct imx_mxc_nand_data imx27_mxc_nand_data __initconst;
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#define imx27_add_mxc_nand(pdata) \
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imx_add_mxc_nand(&imx27_mxc_nand_data, pdata)
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extern const struct imx_mxc_w1_data imx27_mxc_w1_data __initconst;
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#define imx27_add_mxc_w1(pdata) \
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imx_add_mxc_w1(&imx27_mxc_w1_data)
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extern const struct imx_spi_imx_data imx27_cspi_data[] __initconst;
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#define imx27_add_cspi(id, pdata) \
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imx_add_spi_imx(&imx27_cspi_data[id], pdata)
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@ -270,21 +270,6 @@ struct platform_device mxc_wdt = {
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.resource = mxc_wdt_resources,
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};
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static struct resource mxc_w1_master_resources[] = {
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{
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.start = MX2x_OWIRE_BASE_ADDR,
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.end = MX2x_OWIRE_BASE_ADDR + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device mxc_w1_master_device = {
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.name = "mxc_w1",
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.id = 0,
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.num_resources = ARRAY_SIZE(mxc_w1_master_resources),
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.resource = mxc_w1_master_resources,
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};
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/*
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* lcdc:
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* - i.MX1: the basic controller
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@ -14,7 +14,6 @@ extern struct platform_device mxc_gpt4;
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extern struct platform_device mxc_gpt5;
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#endif
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extern struct platform_device mxc_wdt;
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extern struct platform_device mxc_w1_master_device;
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extern struct platform_device mxc_fb_device;
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extern struct platform_device mxc_pwm_device;
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extern struct platform_device mxc_sdhc_device0;
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@ -158,7 +158,6 @@ cpuimx27_nand_board_info __initconst = {
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static struct platform_device *platform_devices[] __initdata = {
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&eukrea_cpuimx27_nor_mtd_device,
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&mxc_wdt,
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&mxc_w1_master_device,
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};
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static const struct imxi2c_platform_data cpuimx27_i2c1_data __initconst = {
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@ -262,6 +261,7 @@ static void __init eukrea_cpuimx27_init(void)
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imx27_add_fec(NULL);
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platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
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imx27_add_mxc_w1(NULL);
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#if defined(CONFIG_MACH_EUKREA_CPUIMX27_USESDHC2)
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/* SDHC2 can be used for Wifi */
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@ -284,7 +284,6 @@ static struct imxmmc_platform_data sdhc2_pdata = {
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static struct platform_device *platform_devices[] __initdata = {
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&mx27ads_nor_mtd_device,
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&mxc_w1_master_device,
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};
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static const struct imxuart_platform_data uart_pdata __initconst = {
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@ -314,6 +313,7 @@ static void __init mx27ads_board_init(void)
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imx27_add_fec(NULL);
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platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
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imx27_add_mxc_w1(NULL);
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}
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static void __init mx27ads_timer_init(void)
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@ -172,7 +172,6 @@ pca100_nand_board_info __initconst = {
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};
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static struct platform_device *platform_devices[] __initdata = {
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&mxc_w1_master_device,
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&mxc_wdt,
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};
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@ -434,6 +433,7 @@ static void __init pca100_init(void)
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imx27_add_fec(NULL);
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platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
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imx27_add_mxc_w1(NULL);
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}
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static void __init pca100_timer_init(void)
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@ -172,7 +172,6 @@ pcm038_nand_board_info __initconst = {
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static struct platform_device *platform_devices[] __initdata = {
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&pcm038_nor_mtd_device,
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&mxc_w1_master_device,
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&pcm038_sram_mtd_device,
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&mxc_wdt,
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};
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@ -326,6 +325,7 @@ static void __init pcm038_init(void)
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imx27_add_fec(NULL);
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platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
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imx27_add_mxc_w1(NULL);
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#ifdef CONFIG_MACH_PCM970_BASEBOARD
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pcm970_baseboard_init();
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@ -41,6 +41,7 @@ config MACH_PCM037
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select IMX_HAVE_PLATFORM_IMX_I2C
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select IMX_HAVE_PLATFORM_IMX_UART
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select IMX_HAVE_PLATFORM_MXC_NAND
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select IMX_HAVE_PLATFORM_MXC_W1
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select MXC_ULPI if USB_ULPI
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help
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Include support for Phytec pcm037 platform. This includes
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@ -33,6 +33,10 @@ extern const struct imx_mxc_nand_data imx31_mxc_nand_data __initconst;
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#define imx31_add_mxc_nand(pdata) \
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imx_add_mxc_nand(&imx31_mxc_nand_data, pdata)
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extern const struct imx_mxc_w1_data imx31_mxc_w1_data __initconst;
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#define imx31_add_mxc_w1(pdata) \
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imx_add_mxc_w1(&imx31_mxc_w1_data)
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extern const struct imx_spi_imx_data imx31_cspi_data[] __initconst;
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#define imx31_add_cspi(id, pdata) \
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imx_add_spi_imx(&imx31_cspi_data[id], pdata)
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@ -40,6 +40,10 @@ extern const struct imx_mxc_nand_data imx35_mxc_nand_data __initconst;
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#define imx35_add_mxc_nand(pdata) \
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imx_add_mxc_nand(&imx35_mxc_nand_data, pdata)
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extern const struct imx_mxc_w1_data imx35_mxc_w1_data __initconst;
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#define imx35_add_mxc_w1(pdata) \
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imx_add_mxc_w1(&imx35_mxc_w1_data)
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extern const struct imx_spi_imx_data imx35_cspi_data[] __initconst;
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#define imx35_add_cspi(id, pdata) \
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imx_add_spi_imx(&imx35_cspi_data[id], pdata)
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@ -54,21 +54,6 @@ int __init imx3x_register_gpios(void)
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return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
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}
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static struct resource mxc_w1_master_resources[] = {
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{
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.start = MX3x_OWIRE_BASE_ADDR,
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.end = MX3x_OWIRE_BASE_ADDR + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device mxc_w1_master_device = {
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.name = "mxc_w1",
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.id = 0,
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.num_resources = ARRAY_SIZE(mxc_w1_master_resources),
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.resource = mxc_w1_master_resources,
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};
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#ifdef CONFIG_ARCH_MX31
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static struct resource mxcsdhc0_resources[] = {
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{
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@ -1,4 +1,3 @@
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extern struct platform_device mxc_w1_master_device;
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extern struct platform_device mx3_ipu;
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extern struct platform_device mx3_fb;
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extern struct platform_device mx3_camera;
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@ -614,7 +614,7 @@ static void __init mxc_board_init(void)
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imx31_add_imx_uart1(&uart_pdata);
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imx31_add_imx_uart2(&uart_pdata);
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mxc_register_device(&mxc_w1_master_device, NULL);
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imx31_add_mxc_w1(NULL);
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/* LAN9217 IRQ pin */
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ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq");
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@ -25,5 +25,8 @@ config IMX_HAVE_PLATFORM_IMX_UART
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config IMX_HAVE_PLATFORM_MXC_NAND
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bool
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config IMX_HAVE_PLATFORM_MXC_W1
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bool
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config IMX_HAVE_PLATFORM_SPI_IMX
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bool
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@ -7,4 +7,5 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o
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obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_SSI) += platform-imx-ssi.o
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obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UART) += platform-imx-uart.o
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obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_NAND) += platform-mxc_nand.o
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obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_W1) += platform-mxc_w1.o
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obj-$(CONFIG_IMX_HAVE_PLATFORM_SPI_IMX) += platform-spi_imx.o
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@ -0,0 +1,50 @@
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/*
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* Copyright (C) 2010 Pengutronix
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* Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License version 2 as published by the
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* Free Software Foundation.
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*/
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#include <mach/hardware.h>
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#include <mach/devices-common.h>
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#define imx_mxc_w1_data_entry_single(soc) \
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{ \
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.iobase = soc ## _OWIRE_BASE_ADDR, \
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}
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#ifdef CONFIG_SOC_IMX21
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const struct imx_mxc_w1_data imx21_mxc_w1_data __initconst =
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imx_mxc_w1_data_entry_single(MX21);
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#endif /* ifdef CONFIG_SOC_IMX21 */
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#ifdef CONFIG_SOC_IMX27
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const struct imx_mxc_w1_data imx27_mxc_w1_data __initconst =
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imx_mxc_w1_data_entry_single(MX27);
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#endif /* ifdef CONFIG_SOC_IMX27 */
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#ifdef CONFIG_ARCH_MX31
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const struct imx_mxc_w1_data imx31_mxc_w1_data __initconst =
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imx_mxc_w1_data_entry_single(MX31);
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#endif /* ifdef CONFIG_ARCH_MX31 */
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#ifdef CONFIG_ARCH_MX35
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const struct imx_mxc_w1_data imx35_mxc_w1_data __initconst =
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imx_mxc_w1_data_entry_single(MX35);
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#endif /* ifdef CONFIG_ARCH_MX35 */
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struct platform_device *__init imx_add_mxc_w1(
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const struct imx_mxc_w1_data *data)
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{
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struct resource res[] = {
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{
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.start = data->iobase,
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.end = data->iobase + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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return imx_add_platform_device("mxc_w1", 0,
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res, ARRAY_SIZE(res), NULL, 0);
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}
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@ -99,6 +99,12 @@ struct platform_device *__init imx_add_mxc_nand(
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const struct imx_mxc_nand_data *data,
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const struct mxc_nand_platform_data *pdata);
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struct imx_mxc_w1_data {
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resource_size_t iobase;
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};
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struct platform_device *__init imx_add_mxc_w1(
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const struct imx_mxc_w1_data *data);
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#include <mach/spi.h>
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struct imx_spi_imx_data {
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const char *devid;
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