diff options
Diffstat (limited to 'arch/arm/mach-omap1/board-nokia770.c')
| -rw-r--r-- | arch/arm/mach-omap1/board-nokia770.c | 98 |
1 files changed, 89 insertions, 9 deletions
diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 70014f751bc4..22db19a53647 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -33,6 +33,12 @@ #include <asm/arch/dsp_common.h> #include <asm/arch/aic23.h> #include <asm/arch/gpio.h> +#include <asm/arch/omapfb.h> +#include <asm/arch/lcd_mipid.h> + +#include "../plat-omap/dsp/dsp_common.h" + +#define ADS7846_PENDOWN_GPIO 15 static void __init omap_nokia770_init_irq(void) { @@ -91,9 +97,44 @@ 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"); + omap_set_gpio_dataout(pdata->nreset_gpio, 0); + msleep(120); + } +} + +static struct mipid_platform_data nokia770_mipid_platform_data = { + .shutdown = mipid_shutdown, }; +static void mipid_dev_init(void) +{ + const struct omap_lcd_config *conf; + + conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config); + if (conf != NULL) { + nokia770_mipid_platform_data.nreset_gpio = conf->nreset_gpio; + nokia770_mipid_platform_data.data_lines = conf->data_lines; + } +} + +static void ads7846_dev_init(void) +{ + if (omap_request_gpio(ADS7846_PENDOWN_GPIO) < 0) + printk(KERN_ERR "can't get ads7846 pen down GPIO\n"); +} + +static int ads7846_get_pendown_state(void) +{ + return !omap_get_gpio_datain(ADS7846_PENDOWN_GPIO); +} + static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = { .x_max = 0x0fff, .y_max = 0x0fff, @@ -101,14 +142,17 @@ static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = .pressure_max = 255, .debounce_max = 10, .debounce_tol = 3, + .debounce_rep = 1, + .get_pendown_state = ads7846_get_pendown_state, }; 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", @@ -153,6 +197,7 @@ static struct omap_board_config_kernel nokia770_config[] = { { OMAP_TAG_MMC, &nokia770_mmc_config }, }; +#if defined(CONFIG_OMAP_DSP) /* * audio power control */ @@ -183,7 +228,7 @@ static void nokia770_audio_pwr_up(void) clk_enable(dspxor_ck); /* Turn on codec */ - tlv320aic23_power_up(); + aic23_power_up(); if (omap_get_gpio_datain(HEADPHONE_GPIO)) /* HP not connected, turn on amplifier */ @@ -197,7 +242,7 @@ static void codec_delayed_power_down(struct work_struct *work) { down(&audio_pwr_sem); if (audio_pwr_state == -1) - tlv320aic23_power_down(); + aic23_power_down(); clk_disable(dspxor_ck); up(&audio_pwr_sem); } @@ -213,7 +258,8 @@ static void nokia770_audio_pwr_down(void) schedule_delayed_work(&codec_power_down_work, HZ / 20); /* 50ms */ } -void nokia770_audio_pwr_up_request(int stage) +static int +nokia770_audio_pwr_up_request(struct dsp_kfunc_device *kdev, int stage) { down(&audio_pwr_sem); if (audio_pwr_state == -1) @@ -221,9 +267,11 @@ void nokia770_audio_pwr_up_request(int stage) /* force audio_pwr_state = 0, even if it was 1. */ audio_pwr_state = 0; up(&audio_pwr_sem); + return 0; } -void nokia770_audio_pwr_down_request(int stage) +static int +nokia770_audio_pwr_down_request(struct dsp_kfunc_device *kdev, int stage) { down(&audio_pwr_sem); switch (stage) { @@ -239,8 +287,39 @@ void nokia770_audio_pwr_down_request(int stage) break; } up(&audio_pwr_sem); + return 0; } +static struct dsp_kfunc_device nokia770_audio_device = { + .name = "audio", + .type = DSP_KFUNC_DEV_TYPE_AUDIO, + .enable = nokia770_audio_pwr_up_request, + .disable = nokia770_audio_pwr_down_request, +}; + +static __init int omap_dsp_init(void) +{ + int ret; + + dspxor_ck = clk_get(0, "dspxor_ck"); + if (IS_ERR(dspxor_ck)) { + printk(KERN_ERR "couldn't acquire dspxor_ck\n"); + return PTR_ERR(dspxor_ck); + } + + ret = dsp_kfunc_device_register(&nokia770_audio_device); + if (ret) { + printk(KERN_ERR + "KFUNC device registration faild: %s\n", + nokia770_audio_device.name); + goto out; + } + return 0; + out: + return ret; +} +#endif /* CONFIG_OMAP_DSP */ + static void __init omap_nokia770_init(void) { nokia770_config[0].data = &nokia770_usb_config; @@ -250,10 +329,11 @@ static void __init omap_nokia770_init(void) ARRAY_SIZE(nokia770_spi_board_info)); omap_board_config = nokia770_config; omap_board_config_size = ARRAY_SIZE(nokia770_config); + omap_gpio_init(); 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"); + omap_dsp_init(); + ads7846_dev_init(); + mipid_dev_init(); } static void __init omap_nokia770_map_io(void) |