diff options
Diffstat (limited to 'arch/arm/mach-s3c2410/mach-h1940.c')
| -rw-r--r-- | arch/arm/mach-s3c2410/mach-h1940.c | 498 |
1 files changed, 0 insertions, 498 deletions
diff --git a/arch/arm/mach-s3c2410/mach-h1940.c b/arch/arm/mach-s3c2410/mach-h1940.c deleted file mode 100644 index d7ada8c7e41..00000000000 --- a/arch/arm/mach-s3c2410/mach-h1940.c +++ /dev/null @@ -1,498 +0,0 @@ -/* linux/arch/arm/mach-s3c2410/mach-h1940.c - * - * Copyright (c) 2003-2005 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * http://www.handhelds.org/projects/h1940.html - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * -*/ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/list.h> -#include <linux/memblock.h> -#include <linux/timer.h> -#include <linux/init.h> -#include <linux/sysdev.h> -#include <linux/serial_core.h> -#include <linux/platform_device.h> -#include <linux/io.h> -#include <linux/gpio.h> -#include <linux/pwm_backlight.h> -#include <linux/i2c.h> -#include <video/platform_lcd.h> - -#include <linux/mmc/host.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> - -#include <mach/hardware.h> -#include <asm/irq.h> -#include <asm/mach-types.h> - -#include <plat/regs-serial.h> -#include <mach/regs-lcd.h> -#include <mach/regs-clock.h> - -#include <mach/regs-gpio.h> -#include <mach/gpio-fns.h> -#include <mach/gpio-nrs.h> - -#include <mach/h1940.h> -#include <mach/h1940-latch.h> -#include <mach/fb.h> -#include <plat/udc.h> -#include <plat/iic.h> - -#include <plat/gpio-cfg.h> -#include <plat/clock.h> -#include <plat/devs.h> -#include <plat/cpu.h> -#include <plat/pll.h> -#include <plat/pm.h> -#include <plat/mci.h> -#include <plat/ts.h> - -#include <sound/uda1380.h> - -#define H1940_LATCH ((void __force __iomem *)0xF8000000) - -#define H1940_PA_LATCH S3C2410_CS2 - -#define H1940_LATCH_BIT(x) (1 << ((x) + 16 - S3C_GPIO_END)) - -static struct map_desc h1940_iodesc[] __initdata = { - [0] = { - .virtual = (unsigned long)H1940_LATCH, - .pfn = __phys_to_pfn(H1940_PA_LATCH), - .length = SZ_16K, - .type = MT_DEVICE - }, -}; - -#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK -#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB -#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE - -static struct s3c2410_uartcfg h1940_uartcfgs[] __initdata = { - [0] = { - .hwport = 0, - .flags = 0, - .ucon = 0x3c5, - .ulcon = 0x03, - .ufcon = 0x51, - }, - [1] = { - .hwport = 1, - .flags = 0, - .ucon = 0x245, - .ulcon = 0x03, - .ufcon = 0x00, - }, - /* IR port */ - [2] = { - .hwport = 2, - .flags = 0, - .uart_flags = UPF_CONS_FLOW, - .ucon = 0x3c5, - .ulcon = 0x43, - .ufcon = 0x51, - } -}; - -/* Board control latch control */ - -static unsigned int latch_state; - -static void h1940_latch_control(unsigned int clear, unsigned int set) -{ - unsigned long flags; - - local_irq_save(flags); - - latch_state &= ~clear; - latch_state |= set; - - __raw_writel(latch_state, H1940_LATCH); - - local_irq_restore(flags); -} - -static inline int h1940_gpiolib_to_latch(int offset) -{ - return 1 << (offset + 16); -} - -static void h1940_gpiolib_latch_set(struct gpio_chip *chip, - unsigned offset, int value) -{ - int latch_bit = h1940_gpiolib_to_latch(offset); - - h1940_latch_control(value ? 0 : latch_bit, - value ? latch_bit : 0); -} - -static int h1940_gpiolib_latch_output(struct gpio_chip *chip, - unsigned offset, int value) -{ - h1940_gpiolib_latch_set(chip, offset, value); - return 0; -} - -static int h1940_gpiolib_latch_get(struct gpio_chip *chip, - unsigned offset) -{ - return (latch_state >> (offset + 16)) & 1; -} - -struct gpio_chip h1940_latch_gpiochip = { - .base = H1940_LATCH_GPIO(0), - .owner = THIS_MODULE, - .label = "H1940_LATCH", - .ngpio = 16, - .direction_output = h1940_gpiolib_latch_output, - .set = h1940_gpiolib_latch_set, - .get = h1940_gpiolib_latch_get, -}; - -static void h1940_udc_pullup(enum s3c2410_udc_cmd_e cmd) -{ - printk(KERN_DEBUG "udc: pullup(%d)\n",cmd); - - switch (cmd) - { - case S3C2410_UDC_P_ENABLE : - gpio_set_value(H1940_LATCH_USB_DP, 1); - break; - case S3C2410_UDC_P_DISABLE : - gpio_set_value(H1940_LATCH_USB_DP, 0); - break; - case S3C2410_UDC_P_RESET : - break; - default: - break; - } -} - -static struct s3c2410_udc_mach_info h1940_udc_cfg __initdata = { - .udc_command = h1940_udc_pullup, - .vbus_pin = S3C2410_GPG(5), - .vbus_pin_inverted = 1, -}; - -static struct s3c2410_ts_mach_info h1940_ts_cfg __initdata = { - .delay = 10000, - .presc = 49, - .oversampling_shift = 2, - .cfg_gpio = s3c24xx_ts_cfg_gpio, -}; - -/** - * Set lcd on or off - **/ -static struct s3c2410fb_display h1940_lcd __initdata = { - .lcdcon5= S3C2410_LCDCON5_FRM565 | \ - S3C2410_LCDCON5_INVVLINE | \ - S3C2410_LCDCON5_HWSWP, - - .type = S3C2410_LCDCON1_TFT, - .width = 240, - .height = 320, - .pixclock = 260000, - .xres = 240, - .yres = 320, - .bpp = 16, - .left_margin = 8, - .right_margin = 20, - .hsync_len = 4, - .upper_margin = 8, - .lower_margin = 7, - .vsync_len = 1, -}; - -static struct s3c2410fb_mach_info h1940_fb_info __initdata = { - .displays = &h1940_lcd, - .num_displays = 1, - .default_display = 0, - - .lpcsel= 0x02, - .gpccon= 0xaa940659, - .gpccon_mask= 0xffffffff, - .gpcup= 0x0000ffff, - .gpcup_mask= 0xffffffff, - .gpdcon= 0xaa84aaa0, - .gpdcon_mask= 0xffffffff, - .gpdup= 0x0000faff, - .gpdup_mask= 0xffffffff, -}; - -static struct platform_device h1940_device_leds = { - .name = "h1940-leds", - .id = -1, -}; - -static struct platform_device h1940_device_bluetooth = { - .name = "h1940-bt", - .id = -1, -}; - -static void h1940_set_mmc_power(unsigned char power_mode, unsigned short vdd) -{ - switch (power_mode) { - case MMC_POWER_OFF: - gpio_set_value(H1940_LATCH_SD_POWER, 0); - break; - case MMC_POWER_UP: - case MMC_POWER_ON: - gpio_set_value(H1940_LATCH_SD_POWER, 1); - break; - default: - break; - }; -} - -static struct s3c24xx_mci_pdata h1940_mmc_cfg __initdata = { - .gpio_detect = S3C2410_GPF(5), - .gpio_wprotect = S3C2410_GPH(8), - .set_power = h1940_set_mmc_power, - .ocr_avail = MMC_VDD_32_33, -}; - -static int h1940_backlight_init(struct device *dev) -{ - gpio_request(S3C2410_GPB(0), "Backlight"); - - gpio_direction_output(S3C2410_GPB(0), 0); - s3c_gpio_setpull(S3C2410_GPB(0), S3C_GPIO_PULL_NONE); - s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0); - gpio_set_value(H1940_LATCH_MAX1698_nSHUTDOWN, 1); - - return 0; -} - -static int h1940_backlight_notify(struct device *dev, int brightness) -{ - if (!brightness) { - gpio_direction_output(S3C2410_GPB(0), 1); - gpio_set_value(H1940_LATCH_MAX1698_nSHUTDOWN, 0); - } else { - gpio_direction_output(S3C2410_GPB(0), 0); - s3c_gpio_setpull(S3C2410_GPB(0), S3C_GPIO_PULL_NONE); - s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0); - gpio_set_value(H1940_LATCH_MAX1698_nSHUTDOWN, 1); - } - return brightness; -} - -static void h1940_backlight_exit(struct device *dev) -{ - gpio_direction_output(S3C2410_GPB(0), 1); - gpio_set_value(H1940_LATCH_MAX1698_nSHUTDOWN, 0); -} - - -static struct platform_pwm_backlight_data backlight_data = { - .pwm_id = 0, - .max_brightness = 100, - .dft_brightness = 50, - /* tcnt = 0x31 */ - .pwm_period_ns = 36296, - .init = h1940_backlight_init, - .notify = h1940_backlight_notify, - .exit = h1940_backlight_exit, -}; - -static struct platform_device h1940_backlight = { - .name = "pwm-backlight", - .dev = { - .parent = &s3c_device_timer[0].dev, - .platform_data = &backlight_data, - }, - .id = -1, -}; - -static void h1940_lcd_power_set(struct plat_lcd_data *pd, - unsigned int power) -{ - int value; - - if (!power) { - gpio_set_value(S3C2410_GPC(0), 0); - /* wait for 3ac */ - do { - value = gpio_get_value(S3C2410_GPC(6)); - } while (value); - - gpio_set_value(H1940_LATCH_LCD_P2, 0); - gpio_set_value(H1940_LATCH_LCD_P3, 0); - gpio_set_value(H1940_LATCH_LCD_P4, 0); - - gpio_direction_output(S3C2410_GPC(1), 0); - gpio_direction_output(S3C2410_GPC(4), 0); - - gpio_set_value(H1940_LATCH_LCD_P1, 0); - gpio_set_value(H1940_LATCH_LCD_P0, 0); - - gpio_set_value(S3C2410_GPC(5), 0); - - } else { - gpio_set_value(H1940_LATCH_LCD_P0, 1); - gpio_set_value(H1940_LATCH_LCD_P1, 1); - - s3c_gpio_cfgpin(S3C2410_GPC(1), S3C_GPIO_SFN(2)); - s3c_gpio_cfgpin(S3C2410_GPC(4), S3C_GPIO_SFN(2)); - - gpio_set_value(S3C2410_GPC(5), 1); - gpio_set_value(S3C2410_GPC(0), 1); - - gpio_set_value(H1940_LATCH_LCD_P3, 1); - gpio_set_value(H1940_LATCH_LCD_P2, 1); - gpio_set_value(H1940_LATCH_LCD_P4, 1); - } -} - -static struct plat_lcd_data h1940_lcd_power_data = { - .set_power = h1940_lcd_power_set, -}; - -static struct platform_device h1940_lcd_powerdev = { - .name = "platform-lcd", - .dev.parent = &s3c_device_lcd.dev, - .dev.platform_data = &h1940_lcd_power_data, -}; - -static struct uda1380_platform_data uda1380_info = { - .gpio_power = H1940_LATCH_UDA_POWER, - .gpio_reset = S3C2410_GPA(12), - .dac_clk = UDA1380_DAC_CLK_SYSCLK, -}; - -static struct i2c_board_info h1940_i2c_devices[] = { - { - I2C_BOARD_INFO("uda1380", 0x1a), - .platform_data = &uda1380_info, - }, -}; - -static struct platform_device *h1940_devices[] __initdata = { - &s3c_device_ohci, - &s3c_device_lcd, - &s3c_device_wdt, - &s3c_device_i2c0, - &s3c_device_iis, - &s3c_device_pcm, - &s3c_device_usbgadget, - &h1940_device_leds, - &h1940_device_bluetooth, - &s3c_device_sdi, - &s3c_device_rtc, - &s3c_device_timer[0], - &h1940_backlight, - &h1940_lcd_powerdev, - &s3c_device_adc, - &s3c_device_ts, -}; - -static void __init h1940_map_io(void) -{ - s3c24xx_init_io(h1940_iodesc, ARRAY_SIZE(h1940_iodesc)); - s3c24xx_init_clocks(0); - s3c24xx_init_uarts(h1940_uartcfgs, ARRAY_SIZE(h1940_uartcfgs)); - - /* setup PM */ - -#ifdef CONFIG_PM_H1940 - memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 1024); -#endif - s3c_pm_init(); - - /* Add latch gpio chip, set latch initial value */ - h1940_latch_control(0, 0); - WARN_ON(gpiochip_add(&h1940_latch_gpiochip)); -} - -/* H1940 and RX3715 need to reserve this for suspend */ -static void __init h1940_reserve(void) -{ - memblock_reserve(0x30003000, 0x1000); - memblock_reserve(0x30081000, 0x1000); -} - -static void __init h1940_init_irq(void) -{ - s3c24xx_init_irq(); -} - -static void __init h1940_init(void) -{ - u32 tmp; - - s3c24xx_fb_set_platdata(&h1940_fb_info); - s3c24xx_mci_set_platdata(&h1940_mmc_cfg); - s3c24xx_udc_set_platdata(&h1940_udc_cfg); - s3c24xx_ts_set_platdata(&h1940_ts_cfg); - s3c_i2c0_set_platdata(NULL); - - /* Turn off suspend on both USB ports, and switch the - * selectable USB port to USB device mode. */ - - s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | - S3C2410_MISCCR_USBSUSPND0 | - S3C2410_MISCCR_USBSUSPND1, 0x0); - - tmp = (0x78 << S3C24XX_PLLCON_MDIVSHIFT) - | (0x02 << S3C24XX_PLLCON_PDIVSHIFT) - | (0x03 << S3C24XX_PLLCON_SDIVSHIFT); - writel(tmp, S3C2410_UPLLCON); - - gpio_request(S3C2410_GPC(0), "LCD power"); - gpio_request(S3C2410_GPC(1), "LCD power"); - gpio_request(S3C2410_GPC(4), "LCD power"); - gpio_request(S3C2410_GPC(5), "LCD power"); - gpio_request(S3C2410_GPC(6), "LCD power"); - gpio_request(H1940_LATCH_LCD_P0, "LCD power"); - gpio_request(H1940_LATCH_LCD_P1, "LCD power"); - gpio_request(H1940_LATCH_LCD_P2, "LCD power"); - gpio_request(H1940_LATCH_LCD_P3, "LCD power"); - gpio_request(H1940_LATCH_LCD_P4, "LCD power"); - gpio_request(H1940_LATCH_MAX1698_nSHUTDOWN, "LCD power"); - gpio_direction_output(S3C2410_GPC(0), 0); - gpio_direction_output(S3C2410_GPC(1), 0); - gpio_direction_output(S3C2410_GPC(4), 0); - gpio_direction_output(S3C2410_GPC(5), 0); - gpio_direction_input(S3C2410_GPC(6)); - gpio_direction_output(H1940_LATCH_LCD_P0, 0); - gpio_direction_output(H1940_LATCH_LCD_P1, 0); - gpio_direction_output(H1940_LATCH_LCD_P2, 0); - gpio_direction_output(H1940_LATCH_LCD_P3, 0); - gpio_direction_output(H1940_LATCH_LCD_P4, 0); - gpio_direction_output(H1940_LATCH_MAX1698_nSHUTDOWN, 0); - - gpio_request(H1940_LATCH_USB_DP, "USB pullup"); - gpio_direction_output(H1940_LATCH_USB_DP, 0); - - gpio_request(H1940_LATCH_SD_POWER, "SD power"); - gpio_direction_output(H1940_LATCH_SD_POWER, 0); - - platform_add_devices(h1940_devices, ARRAY_SIZE(h1940_devices)); - - i2c_register_board_info(0, h1940_i2c_devices, - ARRAY_SIZE(h1940_i2c_devices)); -} - -MACHINE_START(H1940, "IPAQ-H1940") - /* Maintainer: Ben Dooks <ben-linux@fluff.org> */ - .boot_params = S3C2410_SDRAM_PA + 0x100, - .map_io = h1940_map_io, - .reserve = h1940_reserve, - .init_irq = h1940_init_irq, - .init_machine = h1940_init, - .timer = &s3c24xx_timer, -MACHINE_END |