diff options
Diffstat (limited to 'arch/arm/mach-pxa/palmtreo.c')
| -rw-r--r-- | arch/arm/mach-pxa/palmtreo.c | 506 |
1 files changed, 175 insertions, 331 deletions
diff --git a/arch/arm/mach-pxa/palmtreo.c b/arch/arm/mach-pxa/palmtreo.c index b433bb49671..d8b937c870d 100644 --- a/arch/arm/mach-pxa/palmtreo.c +++ b/arch/arm/mach-pxa/palmtreo.c @@ -20,12 +20,11 @@ #include <linux/irq.h> #include <linux/gpio_keys.h> #include <linux/input.h> +#include <linux/memblock.h> #include <linux/pda_power.h> #include <linux/pwm_backlight.h> #include <linux/gpio.h> -#include <linux/wm97xx_batt.h> #include <linux/power_supply.h> -#include <linux/sysdev.h> #include <linux/w1-gpio.h> #include <asm/mach-types.h> @@ -36,15 +35,16 @@ #include <mach/pxa27x-udc.h> #include <mach/audio.h> #include <mach/palmtreo.h> -#include <mach/mmc.h> -#include <mach/pxafb.h> -#include <mach/irda.h> -#include <mach/pxa27x_keypad.h> +#include <linux/platform_data/mmc-pxamci.h> +#include <linux/platform_data/video-pxafb.h> +#include <linux/platform_data/irda-pxaficp.h> +#include <linux/platform_data/keypad-pxa27x.h> #include <mach/udc.h> -#include <mach/ohci.h> +#include <linux/platform_data/usb-ohci-pxa27x.h> #include <mach/pxa2xx-regs.h> -#include <mach/palmasoc.h> -#include <mach/camera.h> +#include <linux/platform_data/asoc-palm27x.h> +#include <linux/platform_data/camera-pxa.h> +#include <mach/palm27x.h> #include <sound/pxa2xx-lib.h> @@ -98,27 +98,6 @@ static unsigned long treo_pin_config[] __initdata = { GPIO96_KP_MKOUT_6, GPIO93_KP_DKIN_0 | WAKEUP_ON_LEVEL_HIGH, /* Hotsync button */ - /* LCD */ - GPIO58_LCD_LDD_0, - GPIO59_LCD_LDD_1, - GPIO60_LCD_LDD_2, - GPIO61_LCD_LDD_3, - GPIO62_LCD_LDD_4, - GPIO63_LCD_LDD_5, - GPIO64_LCD_LDD_6, - GPIO65_LCD_LDD_7, - GPIO66_LCD_LDD_8, - GPIO67_LCD_LDD_9, - GPIO68_LCD_LDD_10, - GPIO69_LCD_LDD_11, - GPIO70_LCD_LDD_12, - GPIO71_LCD_LDD_13, - GPIO72_LCD_LDD_14, - GPIO73_LCD_LDD_15, - GPIO74_LCD_FCLK, - GPIO75_LCD_LCLK, - GPIO76_LCD_PCLK, - /* Quick Capture Interface */ GPIO84_CIF_FV, GPIO85_CIF_LV, @@ -158,6 +137,12 @@ static unsigned long treo680_pin_config[] __initdata = { /* MATRIX KEYPAD - different wake up source */ GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, GPIO99_KP_MKIN_5, + + /* LCD... L_BIAS alt fn not configured on Treo680; is GPIO instead */ + GPIOxx_LCD_16BPP, + GPIO74_LCD_FCLK, + GPIO75_LCD_LCLK, + GPIO76_LCD_PCLK, }; #endif /* CONFIG_MACH_TREO680 */ @@ -173,36 +158,17 @@ static unsigned long centro685_pin_config[] __initdata = { /* MATRIX KEYPAD - different wake up source */ GPIO100_KP_MKIN_0, GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH, -}; -#endif /* CONFIG_MACH_CENTRO */ - -/****************************************************************************** - * SD/MMC card controller - ******************************************************************************/ -#ifdef CONFIG_MACH_TREO680 -static struct pxamci_platform_data treo680_mci_platform_data = { - .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, - .gpio_card_detect = GPIO_NR_TREO_SD_DETECT_N, - .gpio_card_ro = GPIO_NR_TREO680_SD_READONLY, - .gpio_power = GPIO_NR_TREO680_SD_POWER, -}; -#endif /* CONFIG_MACH_TREO680 */ -#ifdef CONFIG_MACH_CENTRO -static struct pxamci_platform_data centro_mci_platform_data = { - .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, - .gpio_card_detect = GPIO_NR_TREO_SD_DETECT_N, - .gpio_card_ro = -1, - .gpio_power = GPIO_NR_CENTRO_SD_POWER, - .gpio_power_invert = 1, + /* LCD */ + GPIOxx_LCD_TFT_16BPP, }; #endif /* CONFIG_MACH_CENTRO */ /****************************************************************************** * GPIO keyboard ******************************************************************************/ -#ifdef CONFIG_MACH_TREO680 -static unsigned int treo680_matrix_keys[] = { +#if IS_ENABLED(CONFIG_KEYBOARD_PXA27x) +static const unsigned int treo680_matrix_keys[] = { KEY(0, 0, KEY_F8), /* Red/Off/Power */ KEY(0, 1, KEY_LEFT), KEY(0, 2, KEY_LEFTCTRL), /* Alternate */ @@ -261,20 +227,7 @@ static unsigned int treo680_matrix_keys[] = { KEY(7, 5, KEY_I), }; -static struct pxa27x_keypad_platform_data treo680_keypad_platform_data = { - .matrix_key_rows = 8, - .matrix_key_cols = 7, - .matrix_key_map = treo680_matrix_keys, - .matrix_key_map_size = ARRAY_SIZE(treo680_matrix_keys), - .direct_key_map = { KEY_CONNECT }, - .direct_key_num = 1, - - .debounce_interval = 30, -}; -#endif /* CONFIG_MACH_TREO680 */ - -#ifdef CONFIG_MACH_CENTRO -static unsigned int centro_matrix_keys[] = { +static const unsigned int centro_matrix_keys[] = { KEY(0, 0, KEY_F9), /* Home */ KEY(0, 1, KEY_LEFT), KEY(0, 2, KEY_LEFTCTRL), /* Alternate */ @@ -333,162 +286,61 @@ static unsigned int centro_matrix_keys[] = { KEY(7, 5, KEY_I), }; -static struct pxa27x_keypad_platform_data centro_keypad_platform_data = { +static struct matrix_keymap_data treo680_matrix_keymap_data = { + .keymap = treo680_matrix_keys, + .keymap_size = ARRAY_SIZE(treo680_matrix_keys), +}; + +static struct matrix_keymap_data centro_matrix_keymap_data = { + .keymap = centro_matrix_keys, + .keymap_size = ARRAY_SIZE(centro_matrix_keys), +}; + +static struct pxa27x_keypad_platform_data treo680_keypad_pdata = { .matrix_key_rows = 8, .matrix_key_cols = 7, - .matrix_key_map = centro_matrix_keys, - .matrix_key_map_size = ARRAY_SIZE(centro_matrix_keys), + .matrix_keymap_data = &treo680_matrix_keymap_data, .direct_key_map = { KEY_CONNECT }, .direct_key_num = 1, .debounce_interval = 30, }; -#endif /* CONFIG_MACH_CENTRO */ -/****************************************************************************** - * aSoC audio - ******************************************************************************/ - -static pxa2xx_audio_ops_t treo_ac97_pdata = { - .reset_gpio = 95, -}; - -/****************************************************************************** - * Backlight - ******************************************************************************/ -static int treo_backlight_init(struct device *dev) +static void __init palmtreo_kpc_init(void) { - int ret; - - ret = gpio_request(GPIO_NR_TREO_BL_POWER, "BL POWER"); - if (ret) - goto err; - ret = gpio_direction_output(GPIO_NR_TREO_BL_POWER, 0); - if (ret) - goto err2; + static struct pxa27x_keypad_platform_data *data = &treo680_keypad_pdata; - return 0; + if (machine_is_centro()) + data->matrix_keymap_data = ¢ro_matrix_keymap_data; -err2: - gpio_free(GPIO_NR_TREO_BL_POWER); -err: - return ret; + pxa_set_keypad_info(&treo680_keypad_pdata); } - -static int treo_backlight_notify(struct device *dev, int brightness) -{ - gpio_set_value(GPIO_NR_TREO_BL_POWER, brightness); - return TREO_MAX_INTENSITY - brightness; -}; - -static void treo_backlight_exit(struct device *dev) -{ - gpio_free(GPIO_NR_TREO_BL_POWER); -} - -static struct platform_pwm_backlight_data treo_backlight_data = { - .pwm_id = 0, - .max_brightness = TREO_MAX_INTENSITY, - .dft_brightness = TREO_DEFAULT_INTENSITY, - .pwm_period_ns = TREO_PERIOD_NS, - .init = treo_backlight_init, - .notify = treo_backlight_notify, - .exit = treo_backlight_exit, -}; - -static struct platform_device treo_backlight = { - .name = "pwm-backlight", - .dev = { - .parent = &pxa27x_device_pwm0.dev, - .platform_data = &treo_backlight_data, - }, -}; - -/****************************************************************************** - * IrDA - ******************************************************************************/ -static struct pxaficp_platform_data treo_ficp_info = { - .gpio_pwdown = GPIO_NR_TREO_IR_EN, - .transceiver_cap = IR_SIRMODE | IR_OFF, -}; - -/****************************************************************************** - * UDC - ******************************************************************************/ -static struct pxa2xx_udc_mach_info treo_udc_info __initdata = { - .gpio_vbus = GPIO_NR_TREO_USB_DETECT, - .gpio_vbus_inverted = 1, - .gpio_pullup = GPIO_NR_TREO_USB_PULLUP, -}; - +#else +static inline void palmtreo_kpc_init(void) {} +#endif /****************************************************************************** * USB host ******************************************************************************/ -#ifdef CONFIG_MACH_TREO680 +#if IS_ENABLED(CONFIG_USB_OHCI_HCD) static struct pxaohci_platform_data treo680_ohci_info = { .port_mode = PMM_PERPORT_MODE, .flags = ENABLE_PORT1 | ENABLE_PORT3, .power_budget = 0, }; -#endif /* CONFIG_MACH_TREO680 */ - -/****************************************************************************** - * Power supply - ******************************************************************************/ -static int power_supply_init(struct device *dev) -{ - int ret; - - ret = gpio_request(GPIO_NR_TREO_POWER_DETECT, "CABLE_STATE_AC"); - if (ret) - goto err1; - ret = gpio_direction_input(GPIO_NR_TREO_POWER_DETECT); - if (ret) - goto err2; - - return 0; - -err2: - gpio_free(GPIO_NR_TREO_POWER_DETECT); -err1: - return ret; -} -static int treo_is_ac_online(void) +static void __init palmtreo_uhc_init(void) { - return gpio_get_value(GPIO_NR_TREO_POWER_DETECT); + if (machine_is_treo680()) + pxa_set_ohci_info(&treo680_ohci_info); } - -static void power_supply_exit(struct device *dev) -{ - gpio_free(GPIO_NR_TREO_POWER_DETECT); -} - -static char *treo_supplicants[] = { - "main-battery", -}; - -static struct pda_power_pdata power_supply_info = { - .init = power_supply_init, - .is_ac_online = treo_is_ac_online, - .exit = power_supply_exit, - .supplied_to = treo_supplicants, - .num_supplicants = ARRAY_SIZE(treo_supplicants), -}; - -static struct platform_device power_supply = { - .name = "pda-power", - .id = -1, - .dev = { - .platform_data = &power_supply_info, - }, -}; +#else +static inline void palmtreo_uhc_init(void) {} +#endif /****************************************************************************** * Vibra and LEDs ******************************************************************************/ -#ifdef CONFIG_MACH_TREO680 static struct gpio_led treo680_gpio_leds[] = { { .name = "treo680:vibra:vibra", @@ -512,16 +364,6 @@ static struct gpio_led_platform_data treo680_gpio_led_info = { .num_leds = ARRAY_SIZE(treo680_gpio_leds), }; -static struct platform_device treo680_leds = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &treo680_gpio_led_info, - } -}; -#endif /* CONFIG_MACH_TREO680 */ - -#ifdef CONFIG_MACH_CENTRO static struct gpio_led centro_gpio_leds[] = { { .name = "centro:vibra:vibra", @@ -546,171 +388,173 @@ static struct gpio_led_platform_data centro_gpio_led_info = { .num_leds = ARRAY_SIZE(centro_gpio_leds), }; -static struct platform_device centro_leds = { +static struct platform_device palmtreo_leds = { .name = "leds-gpio", .id = -1, - .dev = { - .platform_data = ¢ro_gpio_led_info, - } }; -#endif /* CONFIG_MACH_CENTRO */ -/****************************************************************************** - * Framebuffer - ******************************************************************************/ -/* TODO: add support for 324x324 */ -static struct pxafb_mode_info treo_lcd_modes[] = { +static void __init palmtreo_leds_init(void) { - .pixclock = 86538, - .xres = 320, - .yres = 320, - .bpp = 16, - - .left_margin = 20, - .right_margin = 8, - .upper_margin = 8, - .lower_margin = 5, - - .hsync_len = 4, - .vsync_len = 1, -}, -}; + if (machine_is_centro()) + palmtreo_leds.dev.platform_data = ¢ro_gpio_led_info; + else if (machine_is_treo680()) + palmtreo_leds.dev.platform_data = &treo680_gpio_led_info; -static void treo_lcd_power(int on, struct fb_var_screeninfo *info) -{ - gpio_set_value(GPIO_NR_TREO_BL_POWER, on); -} - -static struct pxafb_mach_info treo_lcd_screen = { - .modes = treo_lcd_modes, - .num_modes = ARRAY_SIZE(treo_lcd_modes), - .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, -}; - -/****************************************************************************** - * Power management - standby - ******************************************************************************/ -static void __init treo_pm_init(void) -{ - static u32 resume[] = { - 0xe3a00101, /* mov r0, #0x40000000 */ - 0xe380060f, /* orr r0, r0, #0x00f00000 */ - 0xe590f008, /* ldr pc, [r0, #0x08] */ - }; - - /* this is where the bootloader jumps */ - memcpy(phys_to_virt(TREO_STR_BASE), resume, sizeof(resume)); + platform_device_register(&palmtreo_leds); } /****************************************************************************** - * Machine init + * diskonchip docg4 flash ******************************************************************************/ -static struct platform_device *treo_devices[] __initdata = { - &treo_backlight, - &power_supply, +#if defined(CONFIG_MACH_TREO680) +/* REVISIT: does the centro have this device also? */ +#if IS_ENABLED(CONFIG_MTD_NAND_DOCG4) +static struct resource docg4_resources[] = { + { + .start = 0x00000000, + .end = 0x00001FFF, + .flags = IORESOURCE_MEM, + }, }; -#ifdef CONFIG_MACH_TREO680 -static struct platform_device *treo680_devices[] __initdata = { - &treo680_leds, +static struct platform_device treo680_docg4_flash = { + .name = "docg4", + .id = -1, + .resource = docg4_resources, + .num_resources = ARRAY_SIZE(docg4_resources), }; -#endif /* CONFIG_MACH_TREO680 */ -#ifdef CONFIG_MACH_CENTRO -static struct platform_device *centro_devices[] __initdata = { - ¢ro_leds, -}; -#endif /* CONFIG_MACH_CENTRO */ - -/* setup udc GPIOs initial state */ -static void __init treo_udc_init(void) +static void __init treo680_docg4_flash_init(void) { - if (!gpio_request(GPIO_NR_TREO_USB_PULLUP, "UDC Vbus")) { - gpio_direction_output(GPIO_NR_TREO_USB_PULLUP, 1); - gpio_free(GPIO_NR_TREO_USB_PULLUP); - } + platform_device_register(&treo680_docg4_flash); } +#else +static inline void treo680_docg4_flash_init(void) {} +#endif +#endif -static void __init treo_lcd_power_init(void) +/****************************************************************************** + * Machine init + ******************************************************************************/ +static void __init treo_reserve(void) { - int ret; - - ret = gpio_request(GPIO_NR_TREO_LCD_POWER, "LCD POWER"); - if (ret) { - pr_err("Treo680: LCD power GPIO request failed!\n"); - return; - } - - ret = gpio_direction_output(GPIO_NR_TREO_LCD_POWER, 0); - if (ret) { - pr_err("Treo680: setting LCD power GPIO direction failed!\n"); - gpio_free(GPIO_NR_TREO_LCD_POWER); - return; - } - - treo_lcd_screen.pxafb_lcd_power = treo_lcd_power; + memblock_reserve(0xa0000000, 0x1000); + memblock_reserve(0xa2000000, 0x1000); } -static void __init treo_init(void) +static void __init palmphone_common_init(void) { + pxa2xx_mfp_config(ARRAY_AND_SIZE(treo_pin_config)); pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); - - treo_pm_init(); - pxa2xx_mfp_config(ARRAY_AND_SIZE(treo_pin_config)); - treo_lcd_power_init(); - set_pxa_fb_info(&treo_lcd_screen); - treo_udc_init(); - pxa_set_udc_info(&treo_udc_info); - pxa_set_ac97_info(&treo_ac97_pdata); - pxa_set_ficp_info(&treo_ficp_info); - - platform_add_devices(ARRAY_AND_SIZE(treo_devices)); + palm27x_pm_init(TREO_STR_BASE); + palm27x_lcd_init(GPIO_NR_TREO_BL_POWER, &palm_320x320_new_lcd_mode); + palm27x_udc_init(GPIO_NR_TREO_USB_DETECT, GPIO_NR_TREO_USB_PULLUP, 1); + palm27x_irda_init(GPIO_NR_TREO_IR_EN); + palm27x_ac97_init(-1, -1, -1, 95); + palm27x_pwm_init(GPIO_NR_TREO_BL_POWER, -1); + palm27x_power_init(GPIO_NR_TREO_POWER_DETECT, -1); + palm27x_pmic_init(); + palmtreo_kpc_init(); + palmtreo_uhc_init(); + palmtreo_leds_init(); } #ifdef CONFIG_MACH_TREO680 +void __init treo680_gpio_init(void) +{ + unsigned int gpio; + + /* drive all three lcd gpios high initially */ + const unsigned long lcd_flags = GPIOF_INIT_HIGH | GPIOF_DIR_OUT; + + /* + * LCD GPIO initialization... + */ + + /* + * This is likely the power to the lcd. Toggling it low/high appears to + * turn the lcd off/on. Can be toggled after lcd is initialized without + * any apparent adverse effects to the lcd operation. Note that this + * gpio line is used by the lcd controller as the L_BIAS signal, but + * treo680 configures it as gpio. + */ + gpio = GPIO_NR_TREO680_LCD_POWER; + if (gpio_request_one(gpio, lcd_flags, "LCD power") < 0) + goto fail; + + /* + * These two are called "enables", for lack of a better understanding. + * If either of these are toggled after the lcd is initialized, the + * image becomes degraded. N.B. The IPL shipped with the treo + * configures GPIO_NR_TREO680_LCD_EN_N as output and drives it high. If + * the IPL is ever reprogrammed, this initialization may be need to be + * revisited. + */ + gpio = GPIO_NR_TREO680_LCD_EN; + if (gpio_request_one(gpio, lcd_flags, "LCD enable") < 0) + goto fail; + gpio = GPIO_NR_TREO680_LCD_EN_N; + if (gpio_request_one(gpio, lcd_flags, "LCD enable_n") < 0) + goto fail; + + /* driving this low turns LCD on */ + gpio_set_value(GPIO_NR_TREO680_LCD_EN_N, 0); + + return; + fail: + pr_err("gpio %d initialization failed\n", gpio); + gpio_free(GPIO_NR_TREO680_LCD_POWER); + gpio_free(GPIO_NR_TREO680_LCD_EN); + gpio_free(GPIO_NR_TREO680_LCD_EN_N); +} + static void __init treo680_init(void) { - treo_init(); pxa2xx_mfp_config(ARRAY_AND_SIZE(treo680_pin_config)); - pxa_set_mci_info(&treo680_mci_platform_data); - pxa_set_keypad_info(&treo680_keypad_platform_data); - pxa_set_ohci_info(&treo680_ohci_info); + palmphone_common_init(); + treo680_gpio_init(); + palm27x_mmc_init(GPIO_NR_TREO_SD_DETECT_N, GPIO_NR_TREO680_SD_READONLY, + GPIO_NR_TREO680_SD_POWER, 0); + treo680_docg4_flash_init(); +} +#endif - platform_add_devices(ARRAY_AND_SIZE(treo680_devices)); +#ifdef CONFIG_MACH_CENTRO +static void __init centro_init(void) +{ + pxa2xx_mfp_config(ARRAY_AND_SIZE(centro685_pin_config)); + palmphone_common_init(); + palm27x_mmc_init(GPIO_NR_TREO_SD_DETECT_N, -1, + GPIO_NR_CENTRO_SD_POWER, 1); } +#endif +#ifdef CONFIG_MACH_TREO680 MACHINE_START(TREO680, "Palm Treo 680") - .phys_io = TREO_PHYS_IO_START, - .io_pg_offst = io_p2v(0x40000000), - .boot_params = 0xa0000100, - .map_io = pxa_map_io, + .atag_offset = 0x100, + .map_io = pxa27x_map_io, + .reserve = treo_reserve, + .nr_irqs = PXA_NR_IRQS, .init_irq = pxa27x_init_irq, - .timer = &pxa_timer, + .handle_irq = pxa27x_handle_irq, + .init_time = pxa_timer_init, .init_machine = treo680_init, + .restart = pxa_restart, MACHINE_END -#endif /* CONFIG_MACH_TREO680 */ +#endif #ifdef CONFIG_MACH_CENTRO -static void __init centro_init(void) -{ - treo_init(); - pxa2xx_mfp_config(ARRAY_AND_SIZE(centro685_pin_config)); - pxa_set_mci_info(¢ro_mci_platform_data); - - pxa_set_keypad_info(¢ro_keypad_platform_data); - - platform_add_devices(ARRAY_AND_SIZE(centro_devices)); -} - MACHINE_START(CENTRO, "Palm Centro 685") - .phys_io = TREO_PHYS_IO_START, - .io_pg_offst = io_p2v(0x40000000), - .boot_params = 0xa0000100, - .map_io = pxa_map_io, + .atag_offset = 0x100, + .map_io = pxa27x_map_io, + .reserve = treo_reserve, + .nr_irqs = PXA_NR_IRQS, .init_irq = pxa27x_init_irq, - .timer = &pxa_timer, - .init_machine = centro_init, + .handle_irq = pxa27x_handle_irq, + .init_time = pxa_timer_init, + .init_machine = centro_init, + .restart = pxa_restart, MACHINE_END -#endif /* CONFIG_MACH_CENTRO */ +#endif |