| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Richard Purdie | 823 | 80.69% | 5 | 19.23% |
| Eric Miao | 74 | 7.25% | 4 | 15.38% |
| Andy Shevchenko | 54 | 5.29% | 1 | 3.85% |
| Dmitry Eremin-Solenikov | 32 | 3.14% | 3 | 11.54% |
| Haojian Zhuang | 16 | 1.57% | 2 | 7.69% |
| Arnd Bergmann | 7 | 0.69% | 4 | 15.38% |
| Pavel Machek | 3 | 0.29% | 2 | 7.69% |
| Randy Dunlap | 3 | 0.29% | 1 | 3.85% |
| Robert Jarzmik | 3 | 0.29% | 1 | 3.85% |
| Russell King | 3 | 0.29% | 2 | 7.69% |
| Thomas Gleixner | 2 | 0.20% | 1 | 3.85% |
| Total | 1020 | 26 |
// SPDX-License-Identifier: GPL-2.0-only /* * Battery and Power Management code for the Sharp SL-Cxx00 * * Copyright (c) 2005 Richard Purdie */ #include <linux/module.h> #include <linux/stat.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/delay.h> #include <linux/gpio.h> #include <linux/gpio-pxa.h> #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/apm-emulation.h> #include <linux/spi/corgi_lcd.h> #include <asm/irq.h> #include <asm/mach-types.h> #include "spitz.h" #include "pxa27x.h" #include "sharpsl_pm.h" #include "generic.h" #define SHARPSL_CHARGE_ON_VOLT 0x99 /* 2.9V */ #define SHARPSL_CHARGE_ON_TEMP 0xe0 /* 2.9V */ #define SHARPSL_CHARGE_ON_ACIN_HIGH 0x9b /* 6V */ #define SHARPSL_CHARGE_ON_ACIN_LOW 0x34 /* 2V */ #define SHARPSL_FATAL_ACIN_VOLT 182 /* 3.45V */ #define SHARPSL_FATAL_NOACIN_VOLT 170 /* 3.40V */ static int spitz_last_ac_status; static void spitz_charger_init(void) { gpio_request(SPITZ_GPIO_KEY_INT, "Keyboard Interrupt"); gpio_direction_input(SPITZ_GPIO_KEY_INT); gpio_request(SPITZ_GPIO_SYNC, "Sync"); gpio_direction_input(SPITZ_GPIO_SYNC); gpio_request(SPITZ_GPIO_AC_IN, "Charger Detection"); gpio_direction_input(SPITZ_GPIO_AC_IN); gpio_request(SPITZ_GPIO_ADC_TEMP_ON, "ADC Temp On"); gpio_direction_output(SPITZ_GPIO_ADC_TEMP_ON, 0); gpio_request(SPITZ_GPIO_JK_B, "JK B"); gpio_direction_output(SPITZ_GPIO_JK_B, 0); gpio_request(SPITZ_GPIO_CHRG_ON, "Charger On"); gpio_direction_output(SPITZ_GPIO_CHRG_ON, 0); } static void spitz_measure_temp(int on) { gpio_set_value(SPITZ_GPIO_ADC_TEMP_ON, on); } static void spitz_charge(int on) { if (on) { if (sharpsl_pm.flags & SHARPSL_SUSPENDED) { gpio_set_value(SPITZ_GPIO_JK_B, 1); gpio_set_value(SPITZ_GPIO_CHRG_ON, 0); } else { gpio_set_value(SPITZ_GPIO_JK_B, 0); gpio_set_value(SPITZ_GPIO_CHRG_ON, 0); } } else { gpio_set_value(SPITZ_GPIO_JK_B, 0); gpio_set_value(SPITZ_GPIO_CHRG_ON, 1); } } static void spitz_discharge(int on) { gpio_set_value(SPITZ_GPIO_JK_A, on); } /* HACK - For unknown reasons, accurate voltage readings are only made with a load on the power bus which the green led on spitz provides */ static void spitz_discharge1(int on) { gpio_set_value(SPITZ_GPIO_LED_GREEN, on); } static unsigned long gpio18_config = GPIO18_GPIO; static void spitz_presuspend(void) { spitz_last_ac_status = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN); /* GPIO Sleep Register */ PGSR0 = 0x00144018; PGSR1 = 0x00EF0000; if (machine_is_akita()) { PGSR2 = 0x2121C000; PGSR3 = 0x00600400; } else { PGSR2 = 0x0121C000; PGSR3 = 0x00600000; } PGSR0 &= ~SPITZ_GPIO_G0_STROBE_BIT; PGSR1 &= ~SPITZ_GPIO_G1_STROBE_BIT; PGSR2 &= ~SPITZ_GPIO_G2_STROBE_BIT; PGSR3 &= ~SPITZ_GPIO_G3_STROBE_BIT; PGSR2 |= GPIO_bit(SPITZ_GPIO_KEY_STROBE0); pxa2xx_mfp_config(&gpio18_config, 1); gpio_request_one(18, GPIOF_OUT_INIT_HIGH, "Unknown"); gpio_free(18); PRER = GPIO_bit(SPITZ_GPIO_KEY_INT); PFER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET); PWER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET) | PWER_RTC; PKWR = GPIO_bit(SPITZ_GPIO_SYNC) | GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET); PKSR = 0xffffffff; /* clear */ /* nRESET_OUT Disable */ PSLR |= PSLR_SL_ROD; /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ PCFR = PCFR_GPR_EN | PCFR_OPDE; } static void spitz_postsuspend(void) { } static int spitz_should_wakeup(unsigned int resume_on_alarm) { int is_resume = 0; int acin = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN); if (spitz_last_ac_status != acin) { if (acin) { /* charge on */ sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG; dev_dbg(sharpsl_pm.dev, "AC Inserted\n"); } else { /* charge off */ dev_dbg(sharpsl_pm.dev, "AC Removed\n"); sharpsl_pm_led(SHARPSL_LED_OFF); sharpsl_pm.machinfo->charge(0); sharpsl_pm.charge_mode = CHRG_OFF; } spitz_last_ac_status = acin; /* Return to suspend as this must be what we were woken for */ return 0; } if (PEDR & GPIO_bit(SPITZ_GPIO_KEY_INT)) is_resume |= GPIO_bit(SPITZ_GPIO_KEY_INT); if (PKSR & GPIO_bit(SPITZ_GPIO_SYNC)) is_resume |= GPIO_bit(SPITZ_GPIO_SYNC); if (resume_on_alarm && (PEDR & PWER_RTC)) is_resume |= PWER_RTC; dev_dbg(sharpsl_pm.dev, "is_resume: %x\n", is_resume); return is_resume; } static bool spitz_charger_wakeup(void) { return !gpio_get_value(SPITZ_GPIO_KEY_INT) || gpio_get_value(SPITZ_GPIO_SYNC); } static unsigned long spitzpm_read_devdata(int type) { switch (type) { case SHARPSL_STATUS_ACIN: return !gpio_get_value(SPITZ_GPIO_AC_IN); case SHARPSL_STATUS_LOCK: return gpio_get_value(sharpsl_pm.machinfo->gpio_batlock); case SHARPSL_STATUS_CHRGFULL: return gpio_get_value(sharpsl_pm.machinfo->gpio_batfull); case SHARPSL_STATUS_FATAL: return gpio_get_value(sharpsl_pm.machinfo->gpio_fatal); case SHARPSL_ACIN_VOLT: return sharpsl_pm_pxa_read_max1111(MAX1111_ACIN_VOLT); case SHARPSL_BATT_TEMP: return sharpsl_pm_pxa_read_max1111(MAX1111_BATT_TEMP); case SHARPSL_BATT_VOLT: default: return sharpsl_pm_pxa_read_max1111(MAX1111_BATT_VOLT); } } struct sharpsl_charger_machinfo spitz_pm_machinfo = { .init = spitz_charger_init, .exit = NULL, .gpio_batlock = SPITZ_GPIO_BAT_COVER, .gpio_acin = SPITZ_GPIO_AC_IN, .gpio_batfull = SPITZ_GPIO_CHRG_FULL, .batfull_irq = 1, .gpio_fatal = SPITZ_GPIO_FATAL_BAT, .discharge = spitz_discharge, .discharge1 = spitz_discharge1, .charge = spitz_charge, .measure_temp = spitz_measure_temp, .presuspend = spitz_presuspend, .postsuspend = spitz_postsuspend, .read_devdata = spitzpm_read_devdata, .charger_wakeup = spitz_charger_wakeup, .should_wakeup = spitz_should_wakeup, #if defined(CONFIG_LCD_CORGI) .backlight_limit = corgi_lcd_limit_intensity, #endif .charge_on_volt = SHARPSL_CHARGE_ON_VOLT, .charge_on_temp = SHARPSL_CHARGE_ON_TEMP, .charge_acin_high = SHARPSL_CHARGE_ON_ACIN_HIGH, .charge_acin_low = SHARPSL_CHARGE_ON_ACIN_LOW, .fatal_acin_volt = SHARPSL_FATAL_ACIN_VOLT, .fatal_noacin_volt= SHARPSL_FATAL_NOACIN_VOLT, .bat_levels = 40, .bat_levels_noac = sharpsl_battery_levels_noac, .bat_levels_acin = sharpsl_battery_levels_acin, .status_high_acin = 188, .status_low_acin = 178, .status_high_noac = 185, .status_low_noac = 175, }; static struct platform_device *spitzpm_device; static int spitzpm_init(void) { int ret; if (!machine_is_spitz() && !machine_is_akita() && !machine_is_borzoi()) return -ENODEV; spitzpm_device = platform_device_alloc("sharpsl-pm", -1); if (!spitzpm_device) return -ENOMEM; spitzpm_device->dev.platform_data = &spitz_pm_machinfo; ret = platform_device_add(spitzpm_device); if (ret) platform_device_put(spitzpm_device); return ret; } static void spitzpm_exit(void) { platform_device_unregister(spitzpm_device); } module_init(spitzpm_init); module_exit(spitzpm_exit);