diff options
Diffstat (limited to 'arch/arm/mach-omap1/board-sx1.c')
| -rw-r--r-- | arch/arm/mach-omap1/board-sx1.c | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c new file mode 100644 index 000000000..f0dbb0e8d --- /dev/null +++ b/arch/arm/mach-omap1/board-sx1.c @@ -0,0 +1,346 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* +* linux/arch/arm/mach-omap1/board-sx1.c +* +* Modified from board-generic.c +* +* Support for the Siemens SX1 mobile phone. +* +* Original version : Vladimir Ananiev (Vovan888-at-gmail com) +* +* Maintainters : Vladimir Ananiev (aka Vovan888), Sergge +* oslik.ru +*/ +#include <linux/gpio.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/platform_device.h> +#include <linux/notifier.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> +#include <linux/types.h> +#include <linux/i2c.h> +#include <linux/errno.h> +#include <linux/export.h> +#include <linux/omapfb.h> +#include <linux/platform_data/keypad-omap.h> +#include <linux/omap-dma.h> +#include "tc.h" + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> + +#include "flash.h" +#include "mux.h" +#include "board-sx1.h" +#include "hardware.h" +#include "usb.h" +#include "common.h" + +/* Write to I2C device */ +int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value) +{ + struct i2c_adapter *adap; + int err; + struct i2c_msg msg[1]; + unsigned char data[2]; + + adap = i2c_get_adapter(0); + if (!adap) + return -ENODEV; + msg->addr = devaddr; /* I2C address of chip */ + msg->flags = 0; + msg->len = 2; + msg->buf = data; + data[0] = regoffset; /* register num */ + data[1] = value; /* register data */ + err = i2c_transfer(adap, msg, 1); + i2c_put_adapter(adap); + if (err >= 0) + return 0; + return err; +} + +/* Read from I2C device */ +int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value) +{ + struct i2c_adapter *adap; + int err; + struct i2c_msg msg[1]; + unsigned char data[2]; + + adap = i2c_get_adapter(0); + if (!adap) + return -ENODEV; + + msg->addr = devaddr; /* I2C address of chip */ + msg->flags = 0; + msg->len = 1; + msg->buf = data; + data[0] = regoffset; /* register num */ + err = i2c_transfer(adap, msg, 1); + + msg->addr = devaddr; /* I2C address */ + msg->flags = I2C_M_RD; + msg->len = 1; + msg->buf = data; + err = i2c_transfer(adap, msg, 1); + *value = data[0]; + i2c_put_adapter(adap); + + if (err >= 0) + return 0; + return err; +} +/* set keyboard backlight intensity */ +int sx1_setkeylight(u8 keylight) +{ + if (keylight > SOFIA_MAX_LIGHT_VAL) + keylight = SOFIA_MAX_LIGHT_VAL; + return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); +} +/* get current keylight intensity */ +int sx1_getkeylight(u8 * keylight) +{ + return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); +} +/* set LCD backlight intensity */ +int sx1_setbacklight(u8 backlight) +{ + if (backlight > SOFIA_MAX_LIGHT_VAL) + backlight = SOFIA_MAX_LIGHT_VAL; + return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, + backlight); +} +/* get current LCD backlight intensity */ +int sx1_getbacklight (u8 * backlight) +{ + return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, + backlight); +} +/* set LCD backlight power on/off */ +int sx1_setmmipower(u8 onoff) +{ + int err; + u8 dat = 0; + err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); + if (err < 0) + return err; + if (onoff) + dat |= SOFIA_MMILIGHT_POWER; + else + dat &= ~SOFIA_MMILIGHT_POWER; + return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); +} + +/* set USB power on/off */ +int sx1_setusbpower(u8 onoff) +{ + int err; + u8 dat = 0; + err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); + if (err < 0) + return err; + if (onoff) + dat |= SOFIA_USB_POWER; + else + dat &= ~SOFIA_USB_POWER; + return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); +} + +EXPORT_SYMBOL(sx1_setkeylight); +EXPORT_SYMBOL(sx1_getkeylight); +EXPORT_SYMBOL(sx1_setbacklight); +EXPORT_SYMBOL(sx1_getbacklight); +EXPORT_SYMBOL(sx1_setmmipower); +EXPORT_SYMBOL(sx1_setusbpower); + +/*----------- Keypad -------------------------*/ + +static const unsigned int sx1_keymap[] = { + KEY(3, 5, GROUP_0 | 117), /* camera Qt::Key_F17 */ + KEY(4, 0, GROUP_0 | 114), /* voice memo Qt::Key_F14 */ + KEY(4, 1, GROUP_2 | 114), /* voice memo */ + KEY(4, 2, GROUP_3 | 114), /* voice memo */ + KEY(0, 0, GROUP_1 | KEY_F12), /* red button Qt::Key_Hangup */ + KEY(3, 4, GROUP_1 | KEY_LEFT), + KEY(3, 2, GROUP_1 | KEY_DOWN), + KEY(3, 1, GROUP_1 | KEY_RIGHT), + KEY(3, 0, GROUP_1 | KEY_UP), + KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */ + KEY(0, 5, GROUP_1 | KEY_1), + KEY(0, 4, GROUP_1 | KEY_2), + KEY(0, 3, GROUP_1 | KEY_3), + KEY(4, 3, GROUP_1 | KEY_4), + KEY(4, 4, GROUP_1 | KEY_5), + KEY(4, 5, GROUP_1 | KEY_KPASTERISK),/* "*" */ + KEY(1, 4, GROUP_1 | KEY_6), + KEY(1, 5, GROUP_1 | KEY_7), + KEY(1, 3, GROUP_1 | KEY_8), + KEY(2, 3, GROUP_1 | KEY_9), + KEY(2, 5, GROUP_1 | KEY_0), + KEY(2, 4, GROUP_1 | 113), /* # F13 Toggle input method Qt::Key_F13 */ + KEY(1, 0, GROUP_1 | KEY_F11), /* green button Qt::Key_Call */ + KEY(2, 1, GROUP_1 | KEY_YEN), /* left soft Qt::Key_Context1 */ + KEY(2, 2, GROUP_1 | KEY_F8), /* right soft Qt::Key_Back */ + KEY(1, 2, GROUP_1 | KEY_LEFTSHIFT), /* shift */ + KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */ + KEY(2, 0, GROUP_1 | KEY_F7), /* menu Qt::Key_Menu */ +}; + +static struct resource sx1_kp_resources[] = { + [0] = { + .start = INT_KEYBOARD, + .end = INT_KEYBOARD, + .flags = IORESOURCE_IRQ, + }, +}; + +static const struct matrix_keymap_data sx1_keymap_data = { + .keymap = sx1_keymap, + .keymap_size = ARRAY_SIZE(sx1_keymap), +}; + +static struct omap_kp_platform_data sx1_kp_data = { + .rows = 6, + .cols = 6, + .keymap_data = &sx1_keymap_data, + .delay = 80, +}; + +static struct platform_device sx1_kp_device = { + .name = "omap-keypad", + .id = -1, + .dev = { + .platform_data = &sx1_kp_data, + }, + .num_resources = ARRAY_SIZE(sx1_kp_resources), + .resource = sx1_kp_resources, +}; + +/*----------- MTD -------------------------*/ + +static struct mtd_partition sx1_partitions[] = { + /* bootloader (U-Boot, etc) in first sector */ + { + .name = "bootloader", + .offset = 0x01800000, + .size = SZ_128K, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, + /* bootloader params in the next sector */ + { + .name = "params", + .offset = MTDPART_OFS_APPEND, + .size = SZ_128K, + .mask_flags = 0, + }, + /* kernel */ + { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = SZ_2M - 2 * SZ_128K, + .mask_flags = 0 + }, + /* file system */ + { + .name = "filesystem", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + .mask_flags = 0 + } +}; + +static struct physmap_flash_data sx1_flash_data = { + .width = 2, + .set_vpp = omap1_set_vpp, + .parts = sx1_partitions, + .nr_parts = ARRAY_SIZE(sx1_partitions), +}; + +/* MTD Intel 4000 flash - new flashes */ +static struct resource sx1_new_flash_resource = { + .start = OMAP_CS0_PHYS, + .end = OMAP_CS0_PHYS + SZ_32M - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device sx1_flash_device = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &sx1_flash_data, + }, + .num_resources = 1, + .resource = &sx1_new_flash_resource, +}; + +/*----------- USB -------------------------*/ + +static struct omap_usb_config sx1_usb_config __initdata = { + .otg = 0, + .register_dev = 1, + .register_host = 0, + .hmc_mode = 0, + .pins[0] = 2, + .pins[1] = 0, + .pins[2] = 0, +}; + +/*----------- LCD -------------------------*/ + +static const struct omap_lcd_config sx1_lcd_config __initconst = { + .ctrl_name = "internal", +}; + +/*-----------------------------------------*/ +static struct platform_device *sx1_devices[] __initdata = { + &sx1_flash_device, + &sx1_kp_device, +}; + +/*-----------------------------------------*/ + +static void __init omap_sx1_init(void) +{ + /* mux pins for uarts */ + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + omap_cfg_reg(UART2_TX); + omap_cfg_reg(UART2_RTS); + omap_cfg_reg(UART3_TX); + omap_cfg_reg(UART3_RX); + + platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices)); + + omap_serial_init(); + omap_register_i2c_bus(1, 100, NULL, 0); + omap1_usb_init(&sx1_usb_config); + sx1_mmc_init(); + + /* turn on USB power */ + /* sx1_setusbpower(1); can't do it here because i2c is not ready */ + gpio_request(1, "A_IRDA_OFF"); + gpio_request(11, "A_SWITCH"); + gpio_request(15, "A_USB_ON"); + gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */ + gpio_direction_output(11, 0); /*A_SWITCH = 0 */ + gpio_direction_output(15, 0); /*A_USB_ON = 0 */ + + omapfb_set_lcd_config(&sx1_lcd_config); +} + +MACHINE_START(SX1, "OMAP310 based Siemens SX1") + .atag_offset = 0x100, + .map_io = omap15xx_map_io, + .init_early = omap1_init_early, + .init_irq = omap1_init_irq, + .handle_irq = omap1_handle_irq, + .init_machine = omap_sx1_init, + .init_late = omap1_init_late, + .init_time = omap1_timer_init, + .restart = omap1_restart, +MACHINE_END |