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-rw-r--r--arch/arm/mach-s3c/mach-gta02.c588
1 files changed, 0 insertions, 588 deletions
diff --git a/arch/arm/mach-s3c/mach-gta02.c b/arch/arm/mach-s3c/mach-gta02.c
deleted file mode 100644
index d50a81d85ae1..000000000000
--- a/arch/arm/mach-s3c/mach-gta02.c
+++ /dev/null
@@ -1,588 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-//
-// S3C2442 Machine Support for Openmoko GTA02 / FreeRunner.
-//
-// Copyright (C) 2006-2009 by Openmoko, Inc.
-// Authors: Harald Welte <laforge@openmoko.org>
-// Andy Green <andy@openmoko.org>
-// Werner Almesberger <werner@openmoko.org>
-// All rights reserved.
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/list.h>
-#include <linux/delay.h>
-#include <linux/timer.h>
-#include <linux/init.h>
-#include <linux/gpio/machine.h>
-#include <linux/gpio.h>
-#include <linux/gpio_keys.h>
-#include <linux/workqueue.h>
-#include <linux/platform_device.h>
-#include <linux/serial_core.h>
-#include <linux/serial_s3c.h>
-#include <linux/input.h>
-#include <linux/io.h>
-#include <linux/i2c.h>
-
-#include <linux/mmc/host.h>
-
-#include <linux/mfd/pcf50633/adc.h>
-#include <linux/mfd/pcf50633/backlight.h>
-#include <linux/mfd/pcf50633/core.h>
-#include <linux/mfd/pcf50633/gpio.h>
-#include <linux/mfd/pcf50633/mbc.h>
-#include <linux/mfd/pcf50633/pmic.h>
-
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/rawnand.h>
-#include <linux/mtd/nand-ecc-sw-hamming.h>
-#include <linux/mtd/partitions.h>
-#include <linux/mtd/physmap.h>
-
-#include <linux/regulator/machine.h>
-
-#include <linux/spi/spi.h>
-#include <linux/spi/s3c24xx.h>
-
-#include <asm/irq.h>
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include <linux/platform_data/i2c-s3c2410.h>
-#include <linux/platform_data/mtd-nand-s3c2410.h>
-#include <linux/platform_data/touchscreen-s3c2410.h>
-#include <linux/platform_data/usb-ohci-s3c2410.h>
-#include <linux/platform_data/usb-s3c2410_udc.h>
-#include <linux/platform_data/fb-s3c2410.h>
-
-#include "regs-gpio.h"
-#include "regs-irq.h"
-#include "gpio-samsung.h"
-
-#include "cpu.h"
-#include "devs.h"
-#include "gpio-cfg.h"
-#include "pm.h"
-
-#include "s3c24xx.h"
-#include "gta02.h"
-
-static struct pcf50633 *gta02_pcf;
-
-/*
- * This gets called frequently when we paniced.
- */
-
-static long gta02_panic_blink(int state)
-{
- char led;
-
- led = (state) ? 1 : 0;
- gpio_direction_output(GTA02_GPIO_AUX_LED, led);
-
- return 0;
-}
-
-
-static struct map_desc gta02_iodesc[] __initdata = {
- {
- .virtual = 0xe0000000,
- .pfn = __phys_to_pfn(S3C2410_CS3 + 0x01000000),
- .length = SZ_1M,
- .type = MT_DEVICE
- },
-};
-
-#define UCON (S3C2410_UCON_DEFAULT | S3C2443_UCON_RXERR_IRQEN)
-#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
-#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
-
-static struct s3c2410_uartcfg gta02_uartcfgs[] = {
- [0] = {
- .hwport = 0,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
- },
- [1] = {
- .hwport = 1,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
- },
- [2] = {
- .hwport = 2,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
- },
-};
-
-#ifdef CONFIG_CHARGER_PCF50633
-/*
- * On GTA02 the 1A charger features a 48K resistor to 0V on the ID pin.
- * We use this to recognize that we can pull 1A from the USB socket.
- *
- * These constants are the measured pcf50633 ADC levels with the 1A
- * charger / 48K resistor, and with no pulldown resistor.
- */
-
-#define ADC_NOM_CHG_DETECT_1A 6
-#define ADC_NOM_CHG_DETECT_USB 43
-
-#ifdef CONFIG_PCF50633_ADC
-static void
-gta02_configure_pmu_for_charger(struct pcf50633 *pcf, void *unused, int res)
-{
- int ma;
-
- /* Interpret charger type */
- if (res < ((ADC_NOM_CHG_DETECT_USB + ADC_NOM_CHG_DETECT_1A) / 2)) {
-
- /*
- * Sanity - stop GPO driving out now that we have a 1A charger
- * GPO controls USB Host power generation on GTA02
- */
- pcf50633_gpio_set(pcf, PCF50633_GPO, 0);
-
- ma = 1000;
- } else
- ma = 100;
-
- pcf50633_mbc_usb_curlim_set(pcf, ma);
-}
-#endif
-
-static struct delayed_work gta02_charger_work;
-static int gta02_usb_vbus_draw;
-
-static void gta02_charger_worker(struct work_struct *work)
-{
- if (gta02_usb_vbus_draw) {
- pcf50633_mbc_usb_curlim_set(gta02_pcf, gta02_usb_vbus_draw);
- return;
- }
-
-#ifdef CONFIG_PCF50633_ADC
- pcf50633_adc_async_read(gta02_pcf,
- PCF50633_ADCC1_MUX_ADCIN1,
- PCF50633_ADCC1_AVERAGE_16,
- gta02_configure_pmu_for_charger,
- NULL);
-#else
- /*
- * If the PCF50633 ADC is disabled we fallback to a
- * 100mA limit for safety.
- */
- pcf50633_mbc_usb_curlim_set(gta02_pcf, 100);
-#endif
-}
-
-#define GTA02_CHARGER_CONFIGURE_TIMEOUT ((3000 * HZ) / 1000)
-
-static void gta02_pmu_event_callback(struct pcf50633 *pcf, int irq)
-{
- if (irq == PCF50633_IRQ_USBINS) {
- schedule_delayed_work(&gta02_charger_work,
- GTA02_CHARGER_CONFIGURE_TIMEOUT);
-
- return;
- }
-
- if (irq == PCF50633_IRQ_USBREM) {
- cancel_delayed_work_sync(&gta02_charger_work);
- gta02_usb_vbus_draw = 0;
- }
-}
-
-static void gta02_udc_vbus_draw(unsigned int ma)
-{
- if (!gta02_pcf)
- return;
-
- gta02_usb_vbus_draw = ma;
-
- schedule_delayed_work(&gta02_charger_work,
- GTA02_CHARGER_CONFIGURE_TIMEOUT);
-}
-#else /* !CONFIG_CHARGER_PCF50633 */
-#define gta02_pmu_event_callback NULL
-#define gta02_udc_vbus_draw NULL
-#endif
-
-static char *gta02_batteries[] = {
- "battery",
-};
-
-static struct pcf50633_bl_platform_data gta02_backlight_data = {
- .default_brightness = 0x3f,
- .default_brightness_limit = 0,
- .ramp_time = 5,
-};
-
-static struct pcf50633_platform_data gta02_pcf_pdata = {
- .resumers = {
- [0] = PCF50633_INT1_USBINS |
- PCF50633_INT1_USBREM |
- PCF50633_INT1_ALARM,
- [1] = PCF50633_INT2_ONKEYF,
- [2] = PCF50633_INT3_ONKEY1S,
- [3] = PCF50633_INT4_LOWSYS |
- PCF50633_INT4_LOWBAT |
- PCF50633_INT4_HIGHTMP,
- },
-
- .batteries = gta02_batteries,
- .num_batteries = ARRAY_SIZE(gta02_batteries),
-
- .charger_reference_current_ma = 1000,
-
- .backlight_data = &gta02_backlight_data,
-
- .reg_init_data = {
- [PCF50633_REGULATOR_AUTO] = {
- .constraints = {
- .min_uV = 3300000,
- .max_uV = 3300000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .always_on = 1,
- .apply_uV = 1,
- },
- },
- [PCF50633_REGULATOR_DOWN1] = {
- .constraints = {
- .min_uV = 1300000,
- .max_uV = 1600000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .always_on = 1,
- .apply_uV = 1,
- },
- },
- [PCF50633_REGULATOR_DOWN2] = {
- .constraints = {
- .min_uV = 1800000,
- .max_uV = 1800000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .apply_uV = 1,
- .always_on = 1,
- },
- },
- [PCF50633_REGULATOR_HCLDO] = {
- .constraints = {
- .min_uV = 2000000,
- .max_uV = 3300000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS,
- },
- },
- [PCF50633_REGULATOR_LDO1] = {
- .constraints = {
- .min_uV = 3300000,
- .max_uV = 3300000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask = REGULATOR_CHANGE_STATUS,
- .apply_uV = 1,
- },
- },
- [PCF50633_REGULATOR_LDO2] = {
- .constraints = {
- .min_uV = 3300000,
- .max_uV = 3300000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .apply_uV = 1,
- },
- },
- [PCF50633_REGULATOR_LDO3] = {
- .constraints = {
- .min_uV = 3000000,
- .max_uV = 3000000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .apply_uV = 1,
- },
- },
- [PCF50633_REGULATOR_LDO4] = {
- .constraints = {
- .min_uV = 3200000,
- .max_uV = 3200000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask = REGULATOR_CHANGE_STATUS,
- .apply_uV = 1,
- },
- },
- [PCF50633_REGULATOR_LDO5] = {
- .constraints = {
- .min_uV = 3000000,
- .max_uV = 3000000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask = REGULATOR_CHANGE_STATUS,
- .apply_uV = 1,
- },
- },
- [PCF50633_REGULATOR_LDO6] = {
- .constraints = {
- .min_uV = 3000000,
- .max_uV = 3000000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- },
- },
- [PCF50633_REGULATOR_MEMLDO] = {
- .constraints = {
- .min_uV = 1800000,
- .max_uV = 1800000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- },
- },
-
- },
- .mbc_event_callback = gta02_pmu_event_callback,
-};
-
-
-/* NOR Flash. */
-
-#define GTA02_FLASH_BASE 0x18000000 /* GCS3 */
-#define GTA02_FLASH_SIZE 0x200000 /* 2MBytes */
-
-static struct physmap_flash_data gta02_nor_flash_data = {
- .width = 2,
-};
-
-static struct resource gta02_nor_flash_resource =
- DEFINE_RES_MEM(GTA02_FLASH_BASE, GTA02_FLASH_SIZE);
-
-static struct platform_device gta02_nor_flash = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &gta02_nor_flash_data,
- },
- .resource = &gta02_nor_flash_resource,
- .num_resources = 1,
-};
-
-
-static struct platform_device s3c24xx_pwm_device = {
- .name = "s3c24xx_pwm",
- .num_resources = 0,
-};
-
-static struct platform_device gta02_dfbmcs320_device = {
- .name = "dfbmcs320",
-};
-
-static struct i2c_board_info gta02_i2c_devs[] __initdata = {
- {
- I2C_BOARD_INFO("pcf50633", 0x73),
- .irq = GTA02_IRQ_PCF50633,
- .platform_data = &gta02_pcf_pdata,
- },
- {
- I2C_BOARD_INFO("wm8753", 0x1a),
- },
-};
-
-static struct s3c2410_nand_set __initdata gta02_nand_sets[] = {
- [0] = {
- /*
- * This name is also hard-coded in the boot loaders, so
- * changing it would would require all users to upgrade
- * their boot loaders, some of which are stored in a NOR
- * that is considered to be immutable.
- */
- .name = "neo1973-nand",
- .nr_chips = 1,
- .flash_bbt = 1,
- },
-};
-
-/*
- * Choose a set of timings derived from S3C@2442B MCP54
- * data sheet (K5D2G13ACM-D075 MCP Memory).
- */
-
-static struct s3c2410_platform_nand __initdata gta02_nand_info = {
- .tacls = 0,
- .twrph0 = 25,
- .twrph1 = 15,
- .nr_sets = ARRAY_SIZE(gta02_nand_sets),
- .sets = gta02_nand_sets,
- .engine_type = NAND_ECC_ENGINE_TYPE_SOFT,
-};
-
-
-/* Get PMU to set USB current limit accordingly. */
-static struct s3c2410_udc_mach_info gta02_udc_cfg __initdata = {
- .vbus_draw = gta02_udc_vbus_draw,
-};
-
-static struct gpiod_lookup_table gta02_udc_gpio_table = {
- .dev_id = "s3c2410-usbgadget",
- .table = {
- GPIO_LOOKUP("GPIOB", 9, "pullup", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-/* USB */
-static struct s3c2410_hcd_info gta02_usb_info __initdata = {
- .port[0] = {
- .flags = S3C_HCDFLG_USED,
- },
- .port[1] = {
- .flags = 0,
- },
-};
-
-/* Touchscreen */
-static struct s3c2410_ts_mach_info gta02_ts_info = {
- .delay = 10000,
- .presc = 0xff, /* slow as we can go */
- .oversampling_shift = 2,
-};
-
-/* Buttons */
-static struct gpio_keys_button gta02_buttons[] = {
- {
- .gpio = GTA02_GPIO_AUX_KEY,
- .code = KEY_PHONE,
- .desc = "Aux",
- .type = EV_KEY,
- .debounce_interval = 100,
- },
- {
- .gpio = GTA02_GPIO_HOLD_KEY,
- .code = KEY_PAUSE,
- .desc = "Hold",
- .type = EV_KEY,
- .debounce_interval = 100,
- },
-};
-
-static struct gpio_keys_platform_data gta02_buttons_pdata = {
- .buttons = gta02_buttons,
- .nbuttons = ARRAY_SIZE(gta02_buttons),
-};
-
-static struct platform_device gta02_buttons_device = {
- .name = "gpio-keys",
- .id = -1,
- .dev = {
- .platform_data = &gta02_buttons_pdata,
- },
-};
-
-static struct gpiod_lookup_table gta02_audio_gpio_table = {
- .dev_id = "neo1973-audio",
- .table = {
- GPIO_LOOKUP("GPIOJ", 2, "amp-shut", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("GPIOJ", 1, "hp", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-static struct platform_device gta02_audio = {
- .name = "neo1973-audio",
- .id = -1,
-};
-
-static struct gpiod_lookup_table gta02_mmc_gpio_table = {
- .dev_id = "s3c2410-sdi",
- .table = {
- /* bus pins */
- GPIO_LOOKUP_IDX("GPIOE", 5, "bus", 0, GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP_IDX("GPIOE", 6, "bus", 1, GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP_IDX("GPIOE", 7, "bus", 2, GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP_IDX("GPIOE", 8, "bus", 3, GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP_IDX("GPIOE", 9, "bus", 4, GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP_IDX("GPIOE", 10, "bus", 5, GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-static void __init gta02_map_io(void)
-{
- s3c24xx_init_io(gta02_iodesc, ARRAY_SIZE(gta02_iodesc));
- s3c24xx_init_uarts(gta02_uartcfgs, ARRAY_SIZE(gta02_uartcfgs));
- s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4);
-}
-
-
-/* These are the guys that don't need to be children of PMU. */
-
-static struct platform_device *gta02_devices[] __initdata = {
- &s3c_device_ohci,
- &s3c_device_wdt,
- &s3c_device_sdi,
- &s3c_device_usbgadget,
- &s3c_device_nand,
- &gta02_nor_flash,
- &s3c24xx_pwm_device,
- &s3c_device_iis,
- &s3c_device_i2c0,
- &gta02_dfbmcs320_device,
- &gta02_buttons_device,
- &s3c_device_adc,
- &s3c_device_ts,
- &gta02_audio,
-};
-
-static void gta02_poweroff(void)
-{
- pcf50633_reg_set_bit_mask(gta02_pcf, PCF50633_REG_OOCSHDWN, 1, 1);
-}
-
-static void __init gta02_machine_init(void)
-{
- /* Set the panic callback to turn AUX LED on or off. */
- panic_blink = gta02_panic_blink;
-
- s3c_pm_init();
-
-#ifdef CONFIG_CHARGER_PCF50633
- INIT_DELAYED_WORK(&gta02_charger_work, gta02_charger_worker);
-#endif
-
- s3c24xx_udc_set_platdata(&gta02_udc_cfg);
- s3c24xx_ts_set_platdata(&gta02_ts_info);
- s3c_ohci_set_platdata(&gta02_usb_info);
- s3c_nand_set_platdata(&gta02_nand_info);
- s3c_i2c0_set_platdata(NULL);
-
- i2c_register_board_info(0, gta02_i2c_devs, ARRAY_SIZE(gta02_i2c_devs));
-
- /* Configure the I2S pins (GPE0...GPE4) in correct mode */
- s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2),
- S3C_GPIO_PULL_NONE);
-
- gpiod_add_lookup_table(&gta02_udc_gpio_table);
- gpiod_add_lookup_table(&gta02_audio_gpio_table);
- gpiod_add_lookup_table(&gta02_mmc_gpio_table);
- platform_add_devices(gta02_devices, ARRAY_SIZE(gta02_devices));
- pm_power_off = gta02_poweroff;
-
- regulator_has_full_constraints();
-}
-
-static void __init gta02_init_time(void)
-{
- s3c2442_init_clocks(12000000);
- s3c24xx_timer_init();
-}
-
-MACHINE_START(NEO1973_GTA02, "GTA02")
- /* Maintainer: Nelson Castillo <arhuaco@freaks-unidos.net> */
- .atag_offset = 0x100,
- .nr_irqs = NR_IRQS_S3C2442,
- .map_io = gta02_map_io,
- .init_irq = s3c2442_init_irq,
- .init_machine = gta02_machine_init,
- .init_time = gta02_init_time,
-MACHINE_END