diff options
Diffstat (limited to 'arch/arm/mach-omap1/board-nokia770.c')
| -rw-r--r-- | arch/arm/mach-omap1/board-nokia770.c | 323 |
1 files changed, 176 insertions, 147 deletions
diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 70014f751bc..85089d82198 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -7,61 +7,53 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - +#include <linux/irq.h> +#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> +#include <linux/mutex.h> #include <linux/platform_device.h> #include <linux/input.h> #include <linux/clk.h> +#include <linux/omapfb.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> #include <linux/workqueue.h> #include <linux/delay.h> -#include <asm/hardware.h> +#include <linux/platform_data/keypad-omap.h> +#include <linux/platform_data/lcd-mipid.h> +#include <linux/platform_data/gpio-omap.h> +#include <linux/platform_data/i2c-cbus-gpio.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <asm/arch/gpio.h> -#include <asm/arch/mux.h> -#include <asm/arch/usb.h> -#include <asm/arch/board.h> -#include <asm/arch/keypad.h> -#include <asm/arch/common.h> -#include <asm/arch/dsp_common.h> -#include <asm/arch/aic23.h> -#include <asm/arch/gpio.h> - -static void __init omap_nokia770_init_irq(void) -{ - /* On Nokia 770, the SleepX signal is masked with an - * MPUIO line by default. It has to be unmasked for it - * to become functional */ +#include <mach/mux.h> - /* SleepX mask direction */ - omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008); - /* Unmask SleepX signal */ - omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); +#include <mach/hardware.h> +#include <mach/usb.h> - omap1_init_common_hw(); - omap_init_irq(); -} +#include "common.h" +#include "clock.h" +#include "mmc.h" + +#define ADS7846_PENDOWN_GPIO 15 -static int nokia770_keymap[] = { - KEY(0, 1, GROUP_0 | KEY_UP), - KEY(0, 2, GROUP_1 | KEY_F5), - KEY(1, 0, GROUP_0 | KEY_LEFT), +static const unsigned int nokia770_keymap[] = { + KEY(1, 0, GROUP_0 | KEY_UP), + KEY(2, 0, GROUP_1 | KEY_F5), + KEY(0, 1, GROUP_0 | KEY_LEFT), KEY(1, 1, GROUP_0 | KEY_ENTER), - KEY(1, 2, GROUP_0 | KEY_RIGHT), - KEY(2, 0, GROUP_1 | KEY_ESC), - KEY(2, 1, GROUP_0 | KEY_DOWN), + KEY(2, 1, GROUP_0 | KEY_RIGHT), + KEY(0, 2, GROUP_1 | KEY_ESC), + KEY(1, 2, GROUP_0 | KEY_DOWN), KEY(2, 2, GROUP_1 | KEY_F4), - KEY(3, 0, GROUP_2 | KEY_F7), - KEY(3, 1, GROUP_2 | KEY_F8), - KEY(3, 2, GROUP_2 | KEY_F6), - 0 + KEY(0, 3, GROUP_2 | KEY_F7), + KEY(1, 3, GROUP_2 | KEY_F8), + KEY(2, 3, GROUP_2 | KEY_F6), }; static struct resource nokia770_kp_resources[] = { @@ -72,11 +64,15 @@ static struct resource nokia770_kp_resources[] = { }, }; +static const struct matrix_keymap_data nokia770_keymap_data = { + .keymap = nokia770_keymap, + .keymap_size = ARRAY_SIZE(nokia770_keymap), +}; + static struct omap_kp_platform_data nokia770_kp_data = { .rows = 8, .cols = 8, - .keymap = nokia770_keymap, - .keymapsize = ARRAY_SIZE(nokia770_keymap), + .keymap_data = &nokia770_keymap_data, .delay = 4, }; @@ -91,9 +87,34 @@ static struct platform_device nokia770_kp_device = { }; static struct platform_device *nokia770_devices[] __initdata = { - &nokia770_kp_device, + &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 omap_lcd_config nokia770_lcd_config __initdata = { + .ctrl_name = "hwa742", +}; + +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, @@ -101,25 +122,31 @@ static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = .pressure_max = 255, .debounce_max = 10, .debounce_tol = 3, + .debounce_rep = 1, + .gpio_pendown = ADS7846_PENDOWN_GPIO, }; static struct spi_board_info nokia770_spi_board_info[] __initdata = { [0] = { - .modalias = "lcd_mipid", + .modalias = "lcd_mipid", .bus_num = 2, .chip_select = 3, .max_speed_hz = 12000000, + .platform_data = &nokia770_mipid_platform_data, }, [1] = { .modalias = "ads7846", .bus_num = 2, .chip_select = 0, .max_speed_hz = 2500000, - .irq = OMAP_GPIO_IRQ(15), .platform_data = &nokia770_ads7846_platform_data, }, }; +static void __init hwa742_dev_init(void) +{ + clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL); +} /* assume no Mini-AB port */ @@ -129,144 +156,146 @@ static struct omap_usb_config nokia770_usb_config __initdata = { .register_dev = 1, .hmc_mode = 16, .pins[0] = 6, + .extcon = "tahvo-usb", }; -static struct omap_mmc_config nokia770_mmc_config __initdata = { - .mmc[0] = { - .enabled = 0, - .wire4 = 0, - .wp_pin = -1, - .power_pin = -1, - .switch_pin = -1, - }, - .mmc[1] = { - .enabled = 0, - .wire4 = 0, - .wp_pin = -1, - .power_pin = -1, - .switch_pin = -1, - }, -}; - -static struct omap_board_config_kernel nokia770_config[] = { - { OMAP_TAG_USB, NULL }, - { OMAP_TAG_MMC, &nokia770_mmc_config }, -}; - -/* - * audio power control - */ -#define HEADPHONE_GPIO 14 -#define AMPLIFIER_CTRL_GPIO 58 +#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) -static struct clk *dspxor_ck; -static DECLARE_MUTEX(audio_pwr_sem); -/* - * audio_pwr_state - * +--+-------------------------+---------------------------------------+ - * |-1|down |power-up request -> 0 | - * +--+-------------------------+---------------------------------------+ - * | 0|up |power-down(1) request -> 1 | - * | | |power-down(2) request -> (ignore) | - * +--+-------------------------+---------------------------------------+ - * | 1|up, |power-up request -> 0 | - * | |received down(1) request |power-down(2) request -> -1 | - * +--+-------------------------+---------------------------------------+ - */ -static int audio_pwr_state = -1; +#define NOKIA770_GPIO_MMC_POWER 41 +#define NOKIA770_GPIO_MMC_SWITCH 23 -/* - * audio_pwr_up / down should be called under audio_pwr_sem - */ -static void nokia770_audio_pwr_up(void) +static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on, + int vdd) { - clk_enable(dspxor_ck); - - /* Turn on codec */ - tlv320aic23_power_up(); - - if (omap_get_gpio_datain(HEADPHONE_GPIO)) - /* HP not connected, turn on amplifier */ - omap_set_gpio_dataout(AMPLIFIER_CTRL_GPIO, 1); - else - /* HP connected, do not turn on amplifier */ - printk("HP connected\n"); + gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on); + return 0; } -static void codec_delayed_power_down(struct work_struct *work) +static int nokia770_mmc_get_cover_state(struct device *dev, int slot) { - down(&audio_pwr_sem); - if (audio_pwr_state == -1) - tlv320aic23_power_down(); - clk_disable(dspxor_ck); - up(&audio_pwr_sem); + return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH); } -static DECLARE_DELAYED_WORK(codec_power_down_work, codec_delayed_power_down); +static struct omap_mmc_platform_data nokia770_mmc2_data = { + .nr_slots = 1, + .max_freq = 12000000, + .slots[0] = { + .set_power = nokia770_mmc_set_power, + .get_cover_state = nokia770_mmc_get_cover_state, + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .name = "mmcblk", + }, +}; + +static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC]; -static void nokia770_audio_pwr_down(void) +static void __init nokia770_mmc_init(void) { - /* Turn off amplifier */ - omap_set_gpio_dataout(AMPLIFIER_CTRL_GPIO, 0); + int ret; + + ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power"); + if (ret < 0) + return; + gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0); + + ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover"); + if (ret < 0) { + gpio_free(NOKIA770_GPIO_MMC_POWER); + return; + } + gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH); - /* Turn off codec: schedule delayed work */ - schedule_delayed_work(&codec_power_down_work, HZ / 20); /* 50ms */ + /* Only the second MMC controller is used */ + nokia770_mmc_data[1] = &nokia770_mmc2_data; + omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC); } -void nokia770_audio_pwr_up_request(int stage) +#else +static inline void nokia770_mmc_init(void) { - down(&audio_pwr_sem); - if (audio_pwr_state == -1) - nokia770_audio_pwr_up(); - /* force audio_pwr_state = 0, even if it was 1. */ - audio_pwr_state = 0; - up(&audio_pwr_sem); } +#endif + +#if defined(CONFIG_I2C_CBUS_GPIO) || defined(CONFIG_I2C_CBUS_GPIO_MODULE) +static struct i2c_cbus_platform_data nokia770_cbus_data = { + .clk_gpio = OMAP_MPUIO(9), + .dat_gpio = OMAP_MPUIO(10), + .sel_gpio = OMAP_MPUIO(11), +}; + +static struct platform_device nokia770_cbus_device = { + .name = "i2c-cbus-gpio", + .id = 2, + .dev = { + .platform_data = &nokia770_cbus_data, + }, +}; + +static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = { + { + I2C_BOARD_INFO("retu-mfd", 0x01), + }, + { + I2C_BOARD_INFO("tahvo-mfd", 0x02), + }, +}; -void nokia770_audio_pwr_down_request(int stage) +static void __init nokia770_cbus_init(void) { - down(&audio_pwr_sem); - switch (stage) { - case 1: - if (audio_pwr_state == 0) - audio_pwr_state = 1; - break; - case 2: - if (audio_pwr_state == 1) { - nokia770_audio_pwr_down(); - audio_pwr_state = -1; - } - break; + const int retu_irq_gpio = 62; + const int tahvo_irq_gpio = 40; + + if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ")) + return; + if (gpio_request_one(tahvo_irq_gpio, GPIOF_IN, "Tahvo IRQ")) { + gpio_free(retu_irq_gpio); + return; } - up(&audio_pwr_sem); + irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING); + irq_set_irq_type(gpio_to_irq(tahvo_irq_gpio), IRQ_TYPE_EDGE_RISING); + nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio); + 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)); + platform_device_register(&nokia770_cbus_device); } +#else /* CONFIG_I2C_CBUS_GPIO */ +static void __init nokia770_cbus_init(void) +{ +} +#endif /* CONFIG_I2C_CBUS_GPIO */ static void __init omap_nokia770_init(void) { - nokia770_config[0].data = &nokia770_usb_config; + /* On Nokia 770, the SleepX signal is masked with an + * MPUIO line by default. It has to be unmasked for it + * to become functional */ + + /* SleepX mask direction */ + omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008); + /* Unmask SleepX signal */ + omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); 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_board_config = nokia770_config; - omap_board_config_size = ARRAY_SIZE(nokia770_config); omap_serial_init(); - omap_dsp_audio_pwr_up_request = nokia770_audio_pwr_up_request; - omap_dsp_audio_pwr_down_request = nokia770_audio_pwr_down_request; - dspxor_ck = clk_get(0, "dspxor_ck"); -} - -static void __init omap_nokia770_map_io(void) -{ - omap1_map_common_io(); + omap_register_i2c_bus(1, 100, NULL, 0); + hwa742_dev_init(); + mipid_dev_init(); + omap1_usb_init(&nokia770_usb_config); + nokia770_mmc_init(); + nokia770_cbus_init(); } MACHINE_START(NOKIA770, "Nokia 770") - .phys_io = 0xfff00000, - .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, - .boot_params = 0x10000100, - .map_io = omap_nokia770_map_io, - .init_irq = omap_nokia770_init_irq, + .atag_offset = 0x100, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, + .init_irq = omap1_init_irq, .init_machine = omap_nokia770_init, - .timer = &omap_timer, + .init_late = omap1_init_late, + .init_time = omap1_timer_init, + .restart = omap1_restart, MACHINE_END |