Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Maurus Cuelenaere | 1422 | 84.84% | 4 | 18.18% |
Linus Walleij | 98 | 5.85% | 3 | 13.64% |
Arnd Bergmann | 67 | 4.00% | 3 | 13.64% |
Thierry Reding | 45 | 2.68% | 2 | 9.09% |
Romain Naour | 10 | 0.60% | 1 | 4.55% |
Joonyoung Shim | 9 | 0.54% | 1 | 4.55% |
Tomasz Figa | 8 | 0.48% | 2 | 9.09% |
Kukjin Kim | 6 | 0.36% | 2 | 9.09% |
Krzysztof Kozlowski | 3 | 0.18% | 1 | 4.55% |
Tushar Behera | 3 | 0.18% | 1 | 4.55% |
Lukasz Majewski | 3 | 0.18% | 1 | 4.55% |
Felipe Balbi | 2 | 0.12% | 1 | 4.55% |
Total | 1676 | 22 |
// SPDX-License-Identifier: GPL-2.0 // // Copyright (C) 2010 Maurus Cuelenaere #include <linux/delay.h> #include <linux/fb.h> #include <linux/gpio.h> #include <linux/gpio/machine.h> #include <linux/init.h> #include <linux/platform_device.h> #include <linux/pwm.h> #include <linux/pwm_backlight.h> #include <linux/serial_core.h> #include <linux/serial_s3c.h> #include <linux/spi/spi_gpio.h> #include <linux/platform_data/s3c-hsotg.h> #include <asm/mach-types.h> #include <asm/mach/map.h> #include <mach/map.h> #include <mach/regs-gpio.h> #include <mach/gpio-samsung.h> #include <plat/cpu.h> #include <plat/devs.h> #include <linux/platform_data/i2c-s3c2410.h> #include <plat/gpio-cfg.h> #include <linux/platform_data/hwmon-s3c.h> #include <linux/platform_data/usb-ohci-s3c2410.h> #include <plat/sdhci.h> #include <linux/platform_data/touchscreen-s3c2410.h> #include <video/platform_lcd.h> #include <plat/samsung-time.h> #include "common.h" #include "mach-smartq.h" #include "regs-modem.h" #define UCON S3C2410_UCON_DEFAULT #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE) #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) static struct s3c2410_uartcfg smartq_uartcfgs[] __initdata = { [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, }, }; static void smartq_usb_host_powercontrol(int port, int to) { pr_debug("%s(%d, %d)\n", __func__, port, to); if (port == 0) { gpio_set_value(S3C64XX_GPL(0), to); gpio_set_value(S3C64XX_GPL(1), to); } } static irqreturn_t smartq_usb_host_ocirq(int irq, void *pw) { struct s3c2410_hcd_info *info = pw; if (gpio_get_value(S3C64XX_GPL(10)) == 0) { pr_debug("%s: over-current irq (oc detected)\n", __func__); s3c2410_usb_report_oc(info, 3); } else { pr_debug("%s: over-current irq (oc cleared)\n", __func__); s3c2410_usb_report_oc(info, 0); } return IRQ_HANDLED; } static void smartq_usb_host_enableoc(struct s3c2410_hcd_info *info, int on) { int ret; /* This isn't present on a SmartQ 5 board */ if (machine_is_smartq5()) return; if (on) { ret = request_irq(gpio_to_irq(S3C64XX_GPL(10)), smartq_usb_host_ocirq, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "USB host overcurrent", info); if (ret != 0) pr_err("failed to request usb oc irq: %d\n", ret); } else { free_irq(gpio_to_irq(S3C64XX_GPL(10)), info); } } static struct s3c2410_hcd_info smartq_usb_host_info = { .port[0] = { .flags = S3C_HCDFLG_USED }, .port[1] = { .flags = 0 }, .power_control = smartq_usb_host_powercontrol, .enable_oc = smartq_usb_host_enableoc, }; static struct gpiod_lookup_table smartq_usb_otg_vbus_gpiod_table = { .dev_id = "gpio-vbus", .table = { GPIO_LOOKUP("GPL", 9, "vbus", GPIO_ACTIVE_LOW), { }, }, }; static struct platform_device smartq_usb_otg_vbus_dev = { .name = "gpio-vbus", }; static struct pwm_lookup smartq_pwm_lookup[] = { PWM_LOOKUP("samsung-pwm", 1, "pwm-backlight.0", NULL, 1000000000 / (1000 * 20), PWM_POLARITY_NORMAL), }; static int smartq_bl_init(struct device *dev) { s3c_gpio_cfgpin(S3C64XX_GPF(15), S3C_GPIO_SFN(2)); return 0; } static struct platform_pwm_backlight_data smartq_backlight_data = { .max_brightness = 1000, .dft_brightness = 600, .init = smartq_bl_init, }; static struct platform_device smartq_backlight_device = { .name = "pwm-backlight", .dev = { .parent = &samsung_device_pwm.dev, .platform_data = &smartq_backlight_data, }, }; static struct s3c2410_ts_mach_info smartq_touchscreen_pdata __initdata = { .delay = 65535, .presc = 99, .oversampling_shift = 4, }; static struct s3c_sdhci_platdata smartq_internal_hsmmc_pdata = { .max_width = 4, .cd_type = S3C_SDHCI_CD_PERMANENT, }; static struct s3c_hwmon_pdata smartq_hwmon_pdata __initdata = { /* Battery voltage (?-4.2V) */ .in[0] = &(struct s3c_hwmon_chcfg) { .name = "smartq:battery-voltage", .mult = 3300, .div = 2048, }, /* Reference voltage (1.2V) */ .in[1] = &(struct s3c_hwmon_chcfg) { .name = "smartq:reference-voltage", .mult = 3300, .div = 4096, }, }; static struct dwc2_hsotg_plat smartq_hsotg_pdata; static int __init smartq_lcd_setup_gpio(void) { int ret; ret = gpio_request(S3C64XX_GPM(3), "LCD power"); if (ret < 0) return ret; /* turn power off */ gpio_direction_output(S3C64XX_GPM(3), 0); return 0; } /* GPM0 -> CS */ static struct spi_gpio_platform_data smartq_lcd_control = { .num_chipselect = 1, }; static struct platform_device smartq_lcd_control_device = { .name = "spi_gpio", .id = 1, .dev.platform_data = &smartq_lcd_control, }; static struct gpiod_lookup_table smartq_lcd_control_gpiod_table = { .dev_id = "spi_gpio", .table = { GPIO_LOOKUP("GPIOM", 1, "sck", GPIO_ACTIVE_HIGH), GPIO_LOOKUP("GPIOM", 2, "mosi", GPIO_ACTIVE_HIGH), GPIO_LOOKUP("GPIOM", 3, "miso", GPIO_ACTIVE_HIGH), GPIO_LOOKUP("GPIOM", 0, "cs", GPIO_ACTIVE_HIGH), { }, }, }; static void smartq_lcd_power_set(struct plat_lcd_data *pd, unsigned int power) { gpio_direction_output(S3C64XX_GPM(3), power); } static struct plat_lcd_data smartq_lcd_power_data = { .set_power = smartq_lcd_power_set, }; static struct platform_device smartq_lcd_power_device = { .name = "platform-lcd", .dev.parent = &s3c_device_fb.dev, .dev.platform_data = &smartq_lcd_power_data, }; static struct i2c_board_info smartq_i2c_devs[] __initdata = { { I2C_BOARD_INFO("wm8987", 0x1a), }, }; static struct platform_device *smartq_devices[] __initdata = { &s3c_device_hsmmc1, /* Init iNAND first, ... */ &s3c_device_hsmmc0, /* ... then the external SD card */ &s3c_device_hsmmc2, &s3c_device_adc, &s3c_device_fb, &s3c_device_hwmon, &s3c_device_i2c0, &s3c_device_ohci, &s3c_device_rtc, &samsung_device_pwm, &s3c_device_usb_hsotg, &s3c64xx_device_iis0, &smartq_backlight_device, &smartq_lcd_control_device, &smartq_lcd_power_device, &smartq_usb_otg_vbus_dev, }; static void __init smartq_lcd_mode_set(void) { u32 tmp; /* set the LCD type */ tmp = __raw_readl(S3C64XX_SPCON); tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK; tmp |= S3C64XX_SPCON_LCD_SEL_RGB; __raw_writel(tmp, S3C64XX_SPCON); /* remove the LCD bypass */ tmp = __raw_readl(S3C64XX_MODEM_MIFPCON); tmp &= ~MIFPCON_LCD_BYPASS; __raw_writel(tmp, S3C64XX_MODEM_MIFPCON); } static void smartq_power_off(void) { gpio_direction_output(S3C64XX_GPK(15), 1); } static int __init smartq_power_off_init(void) { int ret; ret = gpio_request(S3C64XX_GPK(15), "Power control"); if (ret < 0) { pr_err("%s: failed to get GPK15\n", __func__); return ret; } /* leave power on */ gpio_direction_output(S3C64XX_GPK(15), 0); pm_power_off = smartq_power_off; return ret; } static int __init smartq_usb_host_init(void) { int ret; ret = gpio_request(S3C64XX_GPL(0), "USB power control"); if (ret < 0) { pr_err("%s: failed to get GPL0\n", __func__); return ret; } ret = gpio_request(S3C64XX_GPL(1), "USB host power control"); if (ret < 0) { pr_err("%s: failed to get GPL1\n", __func__); goto err; } if (!machine_is_smartq5()) { /* This isn't present on a SmartQ 5 board */ ret = gpio_request(S3C64XX_GPL(10), "USB host overcurrent"); if (ret < 0) { pr_err("%s: failed to get GPL10\n", __func__); goto err2; } } /* turn power off */ gpio_direction_output(S3C64XX_GPL(0), 0); gpio_direction_output(S3C64XX_GPL(1), 0); if (!machine_is_smartq5()) gpio_direction_input(S3C64XX_GPL(10)); s3c_device_ohci.dev.platform_data = &smartq_usb_host_info; return 0; err2: gpio_free(S3C64XX_GPL(1)); err: gpio_free(S3C64XX_GPL(0)); return ret; } static int __init smartq_wifi_init(void) { int ret; ret = gpio_request(S3C64XX_GPK(1), "wifi control"); if (ret < 0) { pr_err("%s: failed to get GPK1\n", __func__); return ret; } ret = gpio_request(S3C64XX_GPK(2), "wifi reset"); if (ret < 0) { pr_err("%s: failed to get GPK2\n", __func__); gpio_free(S3C64XX_GPK(1)); return ret; } /* turn power on */ gpio_direction_output(S3C64XX_GPK(1), 1); /* reset device */ gpio_direction_output(S3C64XX_GPK(2), 0); mdelay(100); gpio_set_value(S3C64XX_GPK(2), 1); gpio_direction_input(S3C64XX_GPK(2)); return 0; } static struct map_desc smartq_iodesc[] __initdata = {}; void __init smartq_map_io(void) { s3c64xx_init_io(smartq_iodesc, ARRAY_SIZE(smartq_iodesc)); s3c64xx_set_xtal_freq(12000000); s3c64xx_set_xusbxti_freq(12000000); s3c24xx_init_uarts(smartq_uartcfgs, ARRAY_SIZE(smartq_uartcfgs)); samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); smartq_lcd_mode_set(); } static struct gpiod_lookup_table smartq_audio_gpios = { .dev_id = "smartq-audio", .table = { GPIO_LOOKUP("GPL", 12, "headphone detect", 0), GPIO_LOOKUP("GPK", 12, "amplifiers shutdown", 0), { }, }, }; void __init smartq_machine_init(void) { s3c_i2c0_set_platdata(NULL); dwc2_hsotg_set_platdata(&smartq_hsotg_pdata); s3c_hwmon_set_platdata(&smartq_hwmon_pdata); s3c_sdhci1_set_platdata(&smartq_internal_hsmmc_pdata); s3c_sdhci2_set_platdata(&smartq_internal_hsmmc_pdata); s3c64xx_ts_set_platdata(&smartq_touchscreen_pdata); i2c_register_board_info(0, smartq_i2c_devs, ARRAY_SIZE(smartq_i2c_devs)); WARN_ON(smartq_lcd_setup_gpio()); WARN_ON(smartq_power_off_init()); WARN_ON(smartq_usb_host_init()); WARN_ON(smartq_wifi_init()); pwm_add_table(smartq_pwm_lookup, ARRAY_SIZE(smartq_pwm_lookup)); gpiod_add_lookup_table(&smartq_lcd_control_gpiod_table); gpiod_add_lookup_table(&smartq_usb_otg_vbus_gpiod_table); platform_add_devices(smartq_devices, ARRAY_SIZE(smartq_devices)); gpiod_add_lookup_table(&smartq_audio_gpios); platform_device_register_simple("smartq-audio", -1, NULL, 0); }
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