diff options
Diffstat (limited to 'arch/arm/mach-omap1')
| -rw-r--r-- | arch/arm/mach-omap1/board-nokia770.c | 99 |
1 files changed, 65 insertions, 34 deletions
diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index a501a473ffd6..dde74694cb4c 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -8,15 +8,16 @@ #include <linux/irq.h> #include <linux/gpio.h> #include <linux/gpio/machine.h> +#include <linux/gpio/property.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/mutex.h> #include <linux/platform_device.h> +#include <linux/property.h> #include <linux/input.h> #include <linux/omapfb.h> #include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> #include <linux/workqueue.h> #include <linux/delay.h> @@ -35,6 +36,25 @@ #include "clock.h" #include "mmc.h" +static const struct software_node nokia770_mpuio_gpiochip_node = { + .name = "mpuio", +}; + +static const struct software_node nokia770_gpiochip1_node = { + .name = "gpio-0-15", +}; + +static const struct software_node nokia770_gpiochip2_node = { + .name = "gpio-16-31", +}; + +static const struct software_node *nokia770_gpiochip_nodes[] = { + &nokia770_mpuio_gpiochip_node, + &nokia770_gpiochip1_node, + &nokia770_gpiochip2_node, + NULL +}; + #define ADS7846_PENDOWN_GPIO 15 static const unsigned int nokia770_keymap[] = { @@ -85,40 +105,47 @@ static struct platform_device *nokia770_devices[] __initdata = { &nokia770_kp_device, }; -static void mipid_shutdown(struct mipid_platform_data *pdata) -{ - if (pdata->nreset_gpio != -1) { - printk(KERN_INFO "shutdown LCD\n"); - gpio_set_value(pdata->nreset_gpio, 0); - msleep(120); - } -} - -static struct mipid_platform_data nokia770_mipid_platform_data = { - .shutdown = mipid_shutdown, -}; +static struct mipid_platform_data nokia770_mipid_platform_data = { }; static const struct omap_lcd_config nokia770_lcd_config __initconst = { .ctrl_name = "hwa742", }; +static const struct property_entry nokia770_mipid_props[] = { + PROPERTY_ENTRY_GPIO("reset-gpios", &nokia770_gpiochip1_node, + 13, GPIO_ACTIVE_LOW), + { } +}; + +static const struct software_node nokia770_mipid_swnode = { + .name = "lcd_mipid", + .properties = nokia770_mipid_props, +}; + static void __init mipid_dev_init(void) { - nokia770_mipid_platform_data.nreset_gpio = 13; nokia770_mipid_platform_data.data_lines = 16; omapfb_set_lcd_config(&nokia770_lcd_config); } -static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = { - .x_max = 0x0fff, - .y_max = 0x0fff, - .x_plate_ohms = 180, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 3, - .debounce_rep = 1, - .gpio_pendown = ADS7846_PENDOWN_GPIO, +static const struct property_entry nokia770_ads7846_props[] = { + PROPERTY_ENTRY_STRING("compatible", "ti,ads7846"), + PROPERTY_ENTRY_U32("touchscreen-size-x", 4096), + PROPERTY_ENTRY_U32("touchscreen-size-y", 4096), + PROPERTY_ENTRY_U32("touchscreen-max-pressure", 256), + PROPERTY_ENTRY_U32("touchscreen-average-samples", 10), + PROPERTY_ENTRY_U16("ti,x-plate-ohms", 180), + PROPERTY_ENTRY_U16("ti,debounce-tol", 3), + PROPERTY_ENTRY_U16("ti,debounce-rep", 1), + PROPERTY_ENTRY_GPIO("pendown-gpios", &nokia770_gpiochip1_node, + ADS7846_PENDOWN_GPIO, GPIO_ACTIVE_LOW), + { } +}; + +static const struct software_node nokia770_ads7846_swnode = { + .name = "ads7846", + .properties = nokia770_ads7846_props, }; static struct spi_board_info nokia770_spi_board_info[] __initdata = { @@ -128,13 +155,14 @@ static struct spi_board_info nokia770_spi_board_info[] __initdata = { .chip_select = 3, .max_speed_hz = 12000000, .platform_data = &nokia770_mipid_platform_data, + .swnode = &nokia770_mipid_swnode, }, [1] = { .modalias = "ads7846", .bus_num = 2, .chip_select = 0, .max_speed_hz = 2500000, - .platform_data = &nokia770_ads7846_platform_data, + .swnode = &nokia770_ads7846_swnode, }, }; @@ -212,14 +240,16 @@ static inline void nokia770_mmc_init(void) #endif #if IS_ENABLED(CONFIG_I2C_CBUS_GPIO) -static struct gpiod_lookup_table nokia770_cbus_gpio_table = { - .dev_id = "i2c-cbus-gpio.2", - .table = { - GPIO_LOOKUP_IDX("mpuio", 9, NULL, 0, 0), /* clk */ - GPIO_LOOKUP_IDX("mpuio", 10, NULL, 1, 0), /* dat */ - GPIO_LOOKUP_IDX("mpuio", 11, NULL, 2, 0), /* sel */ - { }, - }, + +static const struct software_node_ref_args nokia770_cbus_gpio_refs[] = { + SOFTWARE_NODE_REFERENCE(&nokia770_mpuio_gpiochip_node, 9, 0), + SOFTWARE_NODE_REFERENCE(&nokia770_mpuio_gpiochip_node, 10, 0), + SOFTWARE_NODE_REFERENCE(&nokia770_mpuio_gpiochip_node, 11, 0), +}; + +static const struct property_entry nokia770_cbus_props[] = { + PROPERTY_ENTRY_REF_ARRAY("gpios", nokia770_cbus_gpio_refs), + { } }; static struct platform_device nokia770_cbus_device = { @@ -253,7 +283,8 @@ static void __init nokia770_cbus_init(void) nokia770_i2c_board_info_2[1].irq = gpio_to_irq(tahvo_irq_gpio); i2c_register_board_info(2, nokia770_i2c_board_info_2, ARRAY_SIZE(nokia770_i2c_board_info_2)); - gpiod_add_lookup_table(&nokia770_cbus_gpio_table); + device_create_managed_software_node(&nokia770_cbus_device.dev, + nokia770_cbus_props, NULL); platform_device_register(&nokia770_cbus_device); } #else /* CONFIG_I2C_CBUS_GPIO */ @@ -273,8 +304,8 @@ static void __init omap_nokia770_init(void) /* Unmask SleepX signal */ omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); + software_node_register_node_group(nokia770_gpiochip_nodes); platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices)); - nokia770_spi_board_info[1].irq = gpio_to_irq(15); spi_register_board_info(nokia770_spi_board_info, ARRAY_SIZE(nokia770_spi_board_info)); omap_serial_init(); |