| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Christer Weinigel | 1118 | 52.10% | 7 | 13.73% |
| Ben Dooks | 410 | 19.11% | 11 | 21.57% |
| Linus Walleij | 233 | 10.86% | 4 | 7.84% |
| Jiri Pinkava | 201 | 9.37% | 6 | 11.76% |
| Arnd Bergmann | 119 | 5.55% | 7 | 13.73% |
| Heiko Stübner | 20 | 0.93% | 2 | 3.92% |
| Krzysztof Kozlowski | 15 | 0.70% | 2 | 3.92% |
| Lars-Peter Clausen | 8 | 0.37% | 1 | 1.96% |
| Russell King | 5 | 0.23% | 2 | 3.92% |
| Romain Naour | 4 | 0.19% | 1 | 1.96% |
| Tushar Behera | 3 | 0.14% | 1 | 1.96% |
| Nico Pitre | 2 | 0.09% | 1 | 1.96% |
| Kukjin Kim | 2 | 0.09% | 1 | 1.96% |
| Stephen Warren | 2 | 0.09% | 1 | 1.96% |
| Alexander A. Klimov | 1 | 0.05% | 1 | 1.96% |
| Lucas De Marchi | 1 | 0.05% | 1 | 1.96% |
| Andrea Gelmini | 1 | 0.05% | 1 | 1.96% |
| Daniel Silverstone | 1 | 0.05% | 1 | 1.96% |
| Total | 2146 | 51 |
// SPDX-License-Identifier: GPL-2.0 // // Machine specific code for the Acer n30, Acer N35, Navman PiN 570, // Yakumo AlphaX and Airis NC05 PDAs. // // Copyright (c) 2003-2005 Simtec Electronics // Ben Dooks <ben@simtec.co.uk> // // Copyright (c) 2005-2008 Christer Weinigel <christer@weinigel.se> // // There is a wiki with more information about the n30 port at // https://handhelds.org/moin/moin.cgi/AcerN30Documentation . #include <linux/kernel.h> #include <linux/types.h> #include <linux/gpio_keys.h> #include <linux/init.h> #include <linux/gpio.h> #include <linux/gpio/machine.h> #include <linux/input.h> #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/serial_core.h> #include <linux/serial_s3c.h> #include <linux/timer.h> #include <linux/io.h> #include <linux/mmc/host.h> #include "hardware-s3c24xx.h" #include <asm/irq.h> #include <asm/mach-types.h> #include <linux/platform_data/fb-s3c2410.h> #include <linux/platform_data/leds-s3c24xx.h> #include "regs-gpio.h" #include "gpio-samsung.h" #include "gpio-cfg.h" #include <asm/mach/arch.h> #include <asm/mach/irq.h> #include <asm/mach/map.h> #include <linux/platform_data/i2c-s3c2410.h> #include "cpu.h" #include "devs.h" #include <linux/platform_data/mmc-s3cmci.h> #include <linux/platform_data/usb-s3c2410_udc.h> #include "s3c24xx.h" static struct map_desc n30_iodesc[] __initdata = { /* nothing here yet */ }; static struct s3c2410_uartcfg n30_uartcfgs[] = { /* Normal serial port */ [0] = { .hwport = 0, .flags = 0, .ucon = 0x2c5, .ulcon = 0x03, .ufcon = 0x51, }, /* IR port */ [1] = { .hwport = 1, .flags = 0, .uart_flags = UPF_CONS_FLOW, .ucon = 0x2c5, .ulcon = 0x43, .ufcon = 0x51, }, /* On the N30 the bluetooth controller is connected here. * On the N35 and variants the GPS receiver is connected here. */ [2] = { .hwport = 2, .flags = 0, .ucon = 0x2c5, .ulcon = 0x03, .ufcon = 0x51, }, }; static struct s3c2410_udc_mach_info n30_udc_cfg __initdata = { .vbus_pin = S3C2410_GPG(1), .vbus_pin_inverted = 0, .pullup_pin = S3C2410_GPB(3), }; static struct gpio_keys_button n30_buttons[] = { { .gpio = S3C2410_GPF(0), .code = KEY_POWER, .desc = "Power", .active_low = 0, }, { .gpio = S3C2410_GPG(9), .code = KEY_UP, .desc = "Thumbwheel Up", .active_low = 0, }, { .gpio = S3C2410_GPG(8), .code = KEY_DOWN, .desc = "Thumbwheel Down", .active_low = 0, }, { .gpio = S3C2410_GPG(7), .code = KEY_ENTER, .desc = "Thumbwheel Press", .active_low = 0, }, { .gpio = S3C2410_GPF(7), .code = KEY_HOMEPAGE, .desc = "Home", .active_low = 0, }, { .gpio = S3C2410_GPF(6), .code = KEY_CALENDAR, .desc = "Calendar", .active_low = 0, }, { .gpio = S3C2410_GPF(5), .code = KEY_ADDRESSBOOK, .desc = "Contacts", .active_low = 0, }, { .gpio = S3C2410_GPF(4), .code = KEY_MAIL, .desc = "Mail", .active_low = 0, }, }; static struct gpio_keys_platform_data n30_button_data = { .buttons = n30_buttons, .nbuttons = ARRAY_SIZE(n30_buttons), }; static struct platform_device n30_button_device = { .name = "gpio-keys", .id = -1, .dev = { .platform_data = &n30_button_data, } }; static struct gpio_keys_button n35_buttons[] = { { .gpio = S3C2410_GPF(0), .code = KEY_POWER, .type = EV_PWR, .desc = "Power", .active_low = 0, .wakeup = 1, }, { .gpio = S3C2410_GPG(9), .code = KEY_UP, .desc = "Joystick Up", .active_low = 0, }, { .gpio = S3C2410_GPG(8), .code = KEY_DOWN, .desc = "Joystick Down", .active_low = 0, }, { .gpio = S3C2410_GPG(6), .code = KEY_DOWN, .desc = "Joystick Left", .active_low = 0, }, { .gpio = S3C2410_GPG(5), .code = KEY_DOWN, .desc = "Joystick Right", .active_low = 0, }, { .gpio = S3C2410_GPG(7), .code = KEY_ENTER, .desc = "Joystick Press", .active_low = 0, }, { .gpio = S3C2410_GPF(7), .code = KEY_HOMEPAGE, .desc = "Home", .active_low = 0, }, { .gpio = S3C2410_GPF(6), .code = KEY_CALENDAR, .desc = "Calendar", .active_low = 0, }, { .gpio = S3C2410_GPF(5), .code = KEY_ADDRESSBOOK, .desc = "Contacts", .active_low = 0, }, { .gpio = S3C2410_GPF(4), .code = KEY_MAIL, .desc = "Mail", .active_low = 0, }, { .gpio = S3C2410_GPF(3), .code = SW_RADIO, .desc = "GPS Antenna", .active_low = 0, }, { .gpio = S3C2410_GPG(2), .code = SW_HEADPHONE_INSERT, .desc = "Headphone", .active_low = 0, }, }; static struct gpio_keys_platform_data n35_button_data = { .buttons = n35_buttons, .nbuttons = ARRAY_SIZE(n35_buttons), }; static struct platform_device n35_button_device = { .name = "gpio-keys", .id = -1, .num_resources = 0, .dev = { .platform_data = &n35_button_data, } }; /* This is the bluetooth LED on the device. */ static struct gpiod_lookup_table n30_blue_led_gpio_table = { .dev_id = "s3c24xx_led.1", .table = { GPIO_LOOKUP("GPG", 6, NULL, GPIO_ACTIVE_HIGH), { }, }, }; static struct s3c24xx_led_platdata n30_blue_led_pdata = { .name = "blue_led", .def_trigger = "", }; /* This is the blue LED on the device. Originally used to indicate GPS activity * by flashing. */ static struct gpiod_lookup_table n35_blue_led_gpio_table = { .dev_id = "s3c24xx_led.1", .table = { GPIO_LOOKUP("GPD", 8, NULL, GPIO_ACTIVE_HIGH), { }, }, }; static struct s3c24xx_led_platdata n35_blue_led_pdata = { .name = "blue_led", .def_trigger = "", }; /* This LED is driven by the battery microcontroller, and is blinking * red, blinking green or solid green when the battery is low, * charging or full respectively. By driving GPD9 low, it's possible * to force the LED to blink red, so call that warning LED. */ static struct gpiod_lookup_table n30_warning_led_gpio_table = { .dev_id = "s3c24xx_led.2", .table = { GPIO_LOOKUP("GPD", 9, NULL, GPIO_ACTIVE_LOW), { }, }, }; static struct s3c24xx_led_platdata n30_warning_led_pdata = { .name = "warning_led", .def_trigger = "", }; static struct gpiod_lookup_table n35_warning_led_gpio_table = { .dev_id = "s3c24xx_led.2", .table = { GPIO_LOOKUP("GPD", 9, NULL, GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN), { }, }, }; static struct s3c24xx_led_platdata n35_warning_led_pdata = { .name = "warning_led", .def_trigger = "", }; static struct platform_device n30_blue_led = { .name = "s3c24xx_led", .id = 1, .dev = { .platform_data = &n30_blue_led_pdata, }, }; static struct platform_device n35_blue_led = { .name = "s3c24xx_led", .id = 1, .dev = { .platform_data = &n35_blue_led_pdata, }, }; static struct platform_device n30_warning_led = { .name = "s3c24xx_led", .id = 2, .dev = { .platform_data = &n30_warning_led_pdata, }, }; static struct platform_device n35_warning_led = { .name = "s3c24xx_led", .id = 2, .dev = { .platform_data = &n35_warning_led_pdata, }, }; static struct s3c2410fb_display n30_display __initdata = { .type = S3C2410_LCDCON1_TFT, .width = 240, .height = 320, .pixclock = 170000, .xres = 240, .yres = 320, .bpp = 16, .left_margin = 3, .right_margin = 40, .hsync_len = 40, .upper_margin = 2, .lower_margin = 3, .vsync_len = 2, .lcdcon5 = S3C2410_LCDCON5_INVVLINE | S3C2410_LCDCON5_INVVFRAME, }; static struct s3c2410fb_mach_info n30_fb_info __initdata = { .displays = &n30_display, .num_displays = 1, .default_display = 0, .lpcsel = 0x06, }; static void n30_sdi_set_power(unsigned char power_mode, unsigned short vdd) { s3c24xx_mci_def_set_power(power_mode, vdd); switch (power_mode) { case MMC_POWER_ON: case MMC_POWER_UP: gpio_set_value(S3C2410_GPG(4), 1); break; case MMC_POWER_OFF: default: gpio_set_value(S3C2410_GPG(4), 0); break; } } static struct s3c24xx_mci_pdata n30_mci_cfg __initdata = { .ocr_avail = MMC_VDD_32_33, .set_power = n30_sdi_set_power, }; static struct gpiod_lookup_table n30_mci_gpio_table = { .dev_id = "s3c2410-sdi", .table = { /* Card detect S3C2410_GPF(1) */ GPIO_LOOKUP("GPIOF", 1, "cd", GPIO_ACTIVE_LOW), /* Write protect S3C2410_GPG(10) */ GPIO_LOOKUP("GPIOG", 10, "wp", GPIO_ACTIVE_LOW), { }, /* 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 struct platform_device *n30_devices[] __initdata = { &s3c_device_lcd, &s3c_device_wdt, &s3c_device_i2c0, &s3c_device_iis, &s3c_device_ohci, &s3c_device_rtc, &s3c_device_usbgadget, &s3c_device_sdi, &n30_button_device, &n30_blue_led, &n30_warning_led, }; static struct platform_device *n35_devices[] __initdata = { &s3c_device_lcd, &s3c_device_wdt, &s3c_device_i2c0, &s3c_device_iis, &s3c_device_rtc, &s3c_device_usbgadget, &s3c_device_sdi, &n35_button_device, &n35_blue_led, &n35_warning_led, }; static struct s3c2410_platform_i2c __initdata n30_i2ccfg = { .flags = 0, .slave_addr = 0x10, .frequency = 10*1000, }; /* Lots of hardcoded stuff, but it sets up the hardware in a useful * state so that we can boot Linux directly from flash. */ static void __init n30_hwinit(void) { /* GPA0-11 special functions -- unknown what they do * GPA12 N30 special function -- unknown what it does * N35/PiN output -- unknown what it does * * A12 is nGCS1 on the N30 and an output on the N35/PiN. I * don't think it does anything useful on the N30, so I ought * to make it an output there too since it always driven to 0 * as far as I can tell. */ if (machine_is_n30()) __raw_writel(0x007fffff, S3C2410_GPACON); if (machine_is_n35()) __raw_writel(0x007fefff, S3C2410_GPACON); __raw_writel(0x00000000, S3C2410_GPADAT); /* GPB0 TOUT0 backlight level * GPB1 output 1=backlight on * GPB2 output IrDA enable 0=transceiver enabled, 1=disabled * GPB3 output USB D+ pull up 0=disabled, 1=enabled * GPB4 N30 output -- unknown function * N30/PiN GPS control 0=GPS enabled, 1=GPS disabled * GPB5 output -- unknown function * GPB6 input -- unknown function * GPB7 output -- unknown function * GPB8 output -- probably LCD driver enable * GPB9 output -- probably LCD VSYNC driver enable * GPB10 output -- probably LCD HSYNC driver enable */ __raw_writel(0x00154556, S3C2410_GPBCON); __raw_writel(0x00000750, S3C2410_GPBDAT); __raw_writel(0x00000073, S3C2410_GPBUP); /* GPC0 input RS232 DCD/DSR/RI * GPC1 LCD * GPC2 output RS232 DTR? * GPC3 input RS232 DCD/DSR/RI * GPC4 LCD * GPC5 output 0=NAND write enabled, 1=NAND write protect * GPC6 input -- unknown function * GPC7 input charger status 0=charger connected * this input can be triggered by power on the USB device * port too, but will go back to disconnected soon after. * GPC8 N30/N35 output -- unknown function, always driven to 1 * PiN input -- unknown function, always read as 1 * Make it an input with a pull up for all models. * GPC9-15 LCD */ __raw_writel(0xaaa80618, S3C2410_GPCCON); __raw_writel(0x0000014c, S3C2410_GPCDAT); __raw_writel(0x0000fef2, S3C2410_GPCUP); /* GPD0 input -- unknown function * GPD1-D7 LCD * GPD8 N30 output -- unknown function * N35/PiN output 1=GPS LED on * GPD9 output 0=power led blinks red, 1=normal power led function * GPD10 output -- unknown function * GPD11-15 LCD drivers */ __raw_writel(0xaa95aaa4, S3C2410_GPDCON); __raw_writel(0x00000601, S3C2410_GPDDAT); __raw_writel(0x0000fbfe, S3C2410_GPDUP); /* GPE0-4 I2S audio bus * GPE5-10 SD/MMC bus * E11-13 outputs -- unknown function, probably power management * E14-15 I2C bus connected to the battery controller */ __raw_writel(0xa56aaaaa, S3C2410_GPECON); __raw_writel(0x0000efc5, S3C2410_GPEDAT); __raw_writel(0x0000f81f, S3C2410_GPEUP); /* GPF0 input 0=power button pressed * GPF1 input SD/MMC switch 0=card present * GPF2 N30 1=reset button pressed (inverted compared to the rest) * N35/PiN 0=reset button pressed * GPF3 N30/PiN input -- unknown function * N35 input GPS antenna position, 0=antenna closed, 1=open * GPF4 input 0=button 4 pressed * GPF5 input 0=button 3 pressed * GPF6 input 0=button 2 pressed * GPF7 input 0=button 1 pressed */ __raw_writel(0x0000aaaa, S3C2410_GPFCON); __raw_writel(0x00000000, S3C2410_GPFDAT); __raw_writel(0x000000ff, S3C2410_GPFUP); /* GPG0 input RS232 DCD/DSR/RI * GPG1 input 1=USB gadget port has power from a host * GPG2 N30 input -- unknown function * N35/PiN input 0=headphones plugged in, 1=not plugged in * GPG3 N30 output -- unknown function * N35/PiN input with unknown function * GPG4 N30 output 0=MMC enabled, 1=MMC disabled * GPG5 N30 output 0=BlueTooth chip disabled, 1=enabled * N35/PiN input joystick right * GPG6 N30 output 0=blue led on, 1=off * N35/PiN input joystick left * GPG7 input 0=thumbwheel pressed * GPG8 input 0=thumbwheel down * GPG9 input 0=thumbwheel up * GPG10 input SD/MMC write protect switch * GPG11 N30 input -- unknown function * N35 output 0=GPS antenna powered, 1=not powered * PiN output -- unknown function * GPG12-15 touch screen functions * * The pullups differ between the models, so enable all * pullups that are enabled on any of the models. */ if (machine_is_n30()) __raw_writel(0xff0a956a, S3C2410_GPGCON); if (machine_is_n35()) __raw_writel(0xff4aa92a, S3C2410_GPGCON); __raw_writel(0x0000e800, S3C2410_GPGDAT); __raw_writel(0x0000f86f, S3C2410_GPGUP); /* GPH0/1/2/3 RS232 serial port * GPH4/5 IrDA serial port * GPH6/7 N30 BlueTooth serial port * N35/PiN GPS receiver * GPH8 input -- unknown function * GPH9 CLKOUT0 HCLK -- unknown use * GPH10 CLKOUT1 FCLK -- unknown use * * The pull ups for H6/H7 are enabled on N30 but not on the * N35/PiN. I suppose is useful for a budget model of the N30 * with no bluetooth. It doesn't hurt to have the pull ups * enabled on the N35, so leave them enabled for all models. */ __raw_writel(0x0028aaaa, S3C2410_GPHCON); __raw_writel(0x000005ef, S3C2410_GPHDAT); __raw_writel(0x0000063f, S3C2410_GPHUP); } static void __init n30_map_io(void) { s3c24xx_init_io(n30_iodesc, ARRAY_SIZE(n30_iodesc)); n30_hwinit(); s3c24xx_init_uarts(n30_uartcfgs, ARRAY_SIZE(n30_uartcfgs)); s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4); } static void __init n30_init_time(void) { s3c2410_init_clocks(12000000); s3c24xx_timer_init(); } /* GPB3 is the line that controls the pull-up for the USB D+ line */ static void __init n30_init(void) { WARN_ON(gpio_request(S3C2410_GPG(4), "mmc power")); s3c24xx_fb_set_platdata(&n30_fb_info); s3c24xx_udc_set_platdata(&n30_udc_cfg); gpiod_add_lookup_table(&n30_mci_gpio_table); s3c24xx_mci_set_platdata(&n30_mci_cfg); s3c_i2c0_set_platdata(&n30_i2ccfg); /* 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); /* 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); if (machine_is_n30()) { /* 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); /* Disable pull-up and add GPIO tables */ s3c_gpio_setpull(S3C2410_GPG(6), S3C_GPIO_PULL_NONE); s3c_gpio_setpull(S3C2410_GPD(9), S3C_GPIO_PULL_NONE); gpiod_add_lookup_table(&n30_blue_led_gpio_table); gpiod_add_lookup_table(&n30_warning_led_gpio_table); platform_add_devices(n30_devices, ARRAY_SIZE(n30_devices)); } if (machine_is_n35()) { /* Turn off suspend and switch the selectable USB port * to USB device mode. Turn on suspend for the host * port since it is not connected on the N35. * * Actually, the host port is available at some pads * on the back of the device, so it would actually be * possible to add a USB device inside the N35 if you * are willing to do some hardware modifications. */ s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | S3C2410_MISCCR_USBSUSPND0 | S3C2410_MISCCR_USBSUSPND1, S3C2410_MISCCR_USBSUSPND0); /* Disable pull-up and add GPIO tables */ s3c_gpio_setpull(S3C2410_GPD(8), S3C_GPIO_PULL_NONE); s3c_gpio_setpull(S3C2410_GPD(9), S3C_GPIO_PULL_NONE); gpiod_add_lookup_table(&n35_blue_led_gpio_table); gpiod_add_lookup_table(&n35_warning_led_gpio_table); platform_add_devices(n35_devices, ARRAY_SIZE(n35_devices)); } } MACHINE_START(N30, "Acer-N30") /* Maintainer: Christer Weinigel <christer@weinigel.se>, Ben Dooks <ben-linux@fluff.org> */ .atag_offset = 0x100, .init_time = n30_init_time, .init_machine = n30_init, .init_irq = s3c2410_init_irq, .map_io = n30_map_io, MACHINE_END MACHINE_START(N35, "Acer-N35") /* Maintainer: Christer Weinigel <christer@weinigel.se> */ .atag_offset = 0x100, .init_time = n30_init_time, .init_machine = n30_init, .init_irq = s3c2410_init_irq, .map_io = n30_map_io, MACHINE_END
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