diff options
Diffstat (limited to 'arch/arm/mach-exynos/board-grande-tsp.c')
| -rwxr-xr-x | arch/arm/mach-exynos/board-grande-tsp.c | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/board-grande-tsp.c b/arch/arm/mach-exynos/board-grande-tsp.c new file mode 100755 index 0000000..c6f9603 --- /dev/null +++ b/arch/arm/mach-exynos/board-grande-tsp.c @@ -0,0 +1,306 @@ +/* + * linux/arch/arm/mach-exynos/midas-tsp.c + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/i2c.h> +#include <linux/err.h> +#include <linux/gpio.h> +#include <linux/delay.h> +#include <linux/i2c/mxt224s_grande.h> +#include <linux/regulator/consumer.h> +#include <plat/gpio-cfg.h> + +extern bool is_cable_attached; + +static struct charging_status_callbacks { + void (*tsp_set_charging_cable) (int type); +} charging_cbs; + +void tsp_register_callback(void *function) +{ + charging_cbs.tsp_set_charging_cable = function; +} + +void tsp_read_ta_status(void *ta_status) +{ + *(bool *) ta_status = is_cable_attached; +} + +void tsp_charger_infom(bool en) +{ + if (charging_cbs.tsp_set_charging_cable) + charging_cbs.tsp_set_charging_cable(en); +} + +static void mxt224s_power_on(void) +{ + gpio_set_value(GPIO_TSP_EN, 1); + mdelay(30); + s3c_gpio_setpull(GPIO_TSP_INT, S3C_GPIO_PULL_NONE); + s3c_gpio_cfgpin(GPIO_TSP_INT, S3C_GPIO_SFN(0xf)); + printk(KERN_INFO "mxt224s_power_on is finished\n"); +} + +EXPORT_SYMBOL(mxt224s_power_on); + +static void mxt224s_power_off(void) +{ + gpio_set_value(GPIO_TSP_EN, 0); + s3c_gpio_cfgpin(GPIO_TSP_INT, S3C_GPIO_INPUT); + s3c_gpio_setpull(GPIO_TSP_INT, S3C_GPIO_PULL_DOWN); + printk(KERN_INFO "mxt224s_power_off is finished\n"); +} + +EXPORT_SYMBOL(mxt224s_power_off); + +/* + Configuration for MXT224-S +*/ +#define MXT224S_MAX_MT_FINGERS 5 +#define MXT224S_CHRGTIME_BATT 25 +#define MXT224S_CHRGTIME_CHRG 60 +#define MXT224S_THRESHOLD_BATT 60 +#define MXT224S_THRESHOLD_CHRG 70 +#define MXT224S_CALCFG_BATT 210 +#define MXT224S_CALCFG_CHRG 210 + + +static u8 t7_config_s[] = { GEN_POWERCONFIG_T7, +0x20, 0xFF, 0x32, 0x03 +}; + +static u8 t8_config_s[] = { GEN_ACQUISITIONCONFIG_T8, +0x01, 0x00, 0x05, 0x01, 0x00, 0x00, 0x0A, 0x1E, 0x00, 0x00 +}; + +static u8 t9_config_s[] = { TOUCH_MULTITOUCHSCREEN_T9, + 0x83, 0x00, 0x00, 0x13, 0x0B, 0x00, 0x60, 0x37, 0x02, 0x07, + 0x0A, 0x0A, 0x01, 0x3F, 0x0A, 0x0F, 0x1E, 0x0A, 0x1F, 0x03, +0xDF, 0x01, 0x0F, 0x0F, 0x19, 0x19, 0x80, 0x00, 0xC0, 0x00, +0x14, 0x0F, 0x00, 0x00, 0x00, 0x00 +}; + + static u8 t9_config_s_ta[] = { TOUCH_MULTITOUCHSCREEN_T9, + 0x83, 0x00, 0x00, 0x13, 0x0B, 0x00, 80, 40, 0x02, 0x07, + 0x0A, 0x0A, 0x01, 65, 0x0A, 0x0F, 0x1E, 0x0A, 0x1F, 0x03, + 0xDF, 0x01, 15, 15, 25, 25, 0x80, 0x00, 0xC0, 0x00, + 0x14, 0x0F, 0x00, 0x00, 0x00, 0x00 + }; + +static u8 t15_config_s[] = { TOUCH_KEYARRAY_T15, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0 +}; + +static u8 t18_config_s[] = { SPT_COMCONFIG_T18, + 0, 0 +}; + +static u8 t19_config_s[] = { SPT_GPIOPWM_T19, + 0, 0, 0, 0, 0, 0 +}; + +static u8 t23_config_s[] = { TOUCH_PROXIMITY_T23, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0 +}; + +static u8 t25_config_s[] = { SPT_SELFTEST_T25, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0 +}; + +static u8 t40_config_s[] = { PROCI_GRIPSUPPRESSION_T40, + 0, 0, 0, 0, 0 +}; + +static u8 t42_config_s[] = { PROCI_TOUCHSUPPRESSION_T42, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + +static u8 t46_config_s[] = { SPT_CTECONFIG_T46, +0x04, 0x00, 0x10, 0x20, 0x00, 0x01, 0x03, 0x00, 0x00, 0x01 +}; + +static u8 t47_config_s[] = { PROCI_STYLUS_T47, +0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00 +}; + +static u8 t55_config_s[] = { PROCI_ADAPTIVETHRESHOLD_T55, + 0, 0, 0, 0, 0, 0 +}; + +static u8 t56_config_s[] = { PROCI_SHIELDLESS_T56, + 0x03, 0x00, 0x01, 0x26, 0x0A, 0x0A, 0x0A, 0x0C, 0x0C, 0x0C, + 0x0C, 0x0D, 0x0E, 0x0E, 0x0E, 0x0E, 0x10, 0x10, 0x12, 0x12, + 0x12, 0x14, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00 +}; + +static u8 t56_config_s_ta[] = { PROCI_SHIELDLESS_T56, + 0x03, 0x00, 0x01, 0x1E, 0x0A, 0x0A, 0x0A, 0x0C, 0x0C, 0x0C, + 0x0C, 0x0D, 0x0E, 0x0E, 0x0E, 0x0E, 0x10, 0x10, 0x12, 0x12, + 0x12, 0x14, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00 + }; + +static u8 t57_config_s[] = { PROCI_EXTRATOUCHSCREENDATA_T57, + 0xE3, 0x0F, 0x00 +}; + +static u8 t61_config_s[] = {SPT_TIMER_T61, + 0x03, 0x00, 0x00, 0x00, 0x00 +}; + +static u8 t62_config_s[] = { PROCG_NOISESUPPRESSION_T62, +0x4F, 0x02, 0x00, 0x16, 0x08, 0x00, 0x00, 0x00, 0x01, 0x00, +0x00, 0x00, 0x00, 0x01, 0x05, 0x00, 0x0A, 0x05, 0x05, 0x80, +0x0F, 0x0F, 0x20, 0x0F, 0x40, 0x10, 0x10, 0x04, 0x64, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x60, 0x28, 0x02, 0x05, 0x01, 0x30, + 0x0A, 0x0F, 0x0F, 0x1E, 0x1E, 0xF6, 0xF6, 0xF2, 0x3E, 0x00, + 0x00, 0x12, 0x0A, 0x00 +}; + +static u8 t62_config_s_ta[] = { PROCG_NOISESUPPRESSION_T62, +0x4F, 0x00, 0x00, 0x16, 0x03, 0x00, 0x00, 0x00, 0x14, 0x00, +0x00, 0x00, 0x00, 0x01, 0x05, 0x00, 0x0A, 0x05, 0x05, 0x80, +0x0F, 0x0F, 0x20, 0x0F, 0x3F, 0x10, 0x10, 0x04, 0x64, 0x00, +0x00, 0x00, 0x00, 0x00, 0x60, 0x28, 0x02, 0x05, 0x01, 0x30, +0x0A, 0x0F, 0x0F, 0x1E, 0x1E, 0xF6, 0xF6, 0xF2, 0x3E, 0x00, +0x00, 0x12, 0x0A, 0x00 +}; + +static u8 end_config_s[] = { RESERVED_T255 }; + +static const u8 *mxt224s_config[] = { + t7_config_s, + t8_config_s, + t9_config_s, + t15_config_s, + t18_config_s, + t19_config_s, + t23_config_s, + t25_config_s, + t40_config_s, + t42_config_s, + t46_config_s, + t47_config_s, + t55_config_s, + t56_config_s, + t57_config_s, + t61_config_s, + t62_config_s, + end_config_s +}; + +static struct mxt224s_platform_data mxt224s_data = { + .max_finger_touches = MXT224S_MAX_MT_FINGERS, + .gpio_read_done = GPIO_TSP_INT, + .min_x = 0, + .max_x = 479, + .min_y = 0, + .max_y = 799, + .min_z = 0, + .max_z = 255, + .min_w = 0, + .max_w = 30, + .config = mxt224s_config, + .config_e = mxt224s_config, + .chrgtime_batt = 0, + .chrgtime_charging = 0, + .atchcalst = 0, + .atchcalsthr = 0, + .tchthr_batt = 0, + .tchthr_charging = 0, + .tchthr_batt_e = 0, + .tchthr_charging_e = 0, + .calcfg_batt_e = 0, + .calcfg_charging_e = 0, + .atchcalsthr_e = 0, + .atchfrccalthr_e = 0, + .atchfrccalratio_e = 0, + .idlesyncsperx_batt = 0, + .idlesyncsperx_charging = 0, + .actvsyncsperx_batt = 0, + .actvsyncsperx_charging = 0, + .idleacqint_batt = 0, + .idleacqint_charging = 0, + .actacqint_batt = 0, + .actacqint_charging = 0, + .xloclip_batt = 0, + .xloclip_charging = 0, + .xhiclip_batt = 0, + .xhiclip_charging = 0, + .yloclip_batt = 0, + .yloclip_charging = 0, + .yhiclip_batt = 0, + .yhiclip_charging = 0, + .xedgectrl_batt = 0, + .xedgectrl_charging = 0, + .xedgedist_batt = 0, + .xedgedist_charging = 0, + .yedgectrl_batt = 0, + .yedgectrl_charging = 0, + .yedgedist_batt = 0, + .yedgedist_charging = 0, + .tchhyst_batt = 0, + .tchhyst_charging = 0, + .t9_config_batt = t9_config_s, + .t9_config_chrg = t9_config_s_ta, + .t56_config_batt = t56_config_s, + .t56_config_chrg = t56_config_s_ta, + .t62_config_batt = t62_config_s, + .t62_config_chrg = t62_config_s_ta, + .power_on = mxt224s_power_on, + .power_off = mxt224s_power_off, + .register_cb = tsp_register_callback, + .read_ta_status = tsp_read_ta_status, + .config_fw_version = "W899_At_0720", +}; + +/* I2C3 */ +static struct i2c_board_info i2c_devs3[] __initdata = { + { + I2C_BOARD_INFO(MXT_DEV_NAME, 0x4b), + .platform_data = &mxt224s_data}, +}; + + +void __init midas_tsp_init(void) +{ +#ifndef CONFIG_MACH_NEWTON_BD + int gpio; + int ret; + printk(KERN_INFO "[TSP] midas_tsp_init() is called\n"); + + /* TSP_INT: XEINT_4 */ + gpio = GPIO_TSP_INT; + ret = gpio_request(gpio, "TSP_INT"); + if (ret) + pr_err("failed to request gpio(TSP_INT)\n"); + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf)); + /* s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP); */ + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + + s5p_register_gpio_interrupt(gpio); + i2c_devs3[0].irq = gpio_to_irq(gpio); + + printk(KERN_INFO "%s touch : %d\n", __func__, i2c_devs3[0].irq); +#endif + + s3c_gpio_cfgpin(GPIO_TSP_EN, S3C_GPIO_OUTPUT); + s3c_gpio_setpull(GPIO_TSP_EN, S3C_GPIO_PULL_NONE); + + i2c_register_board_info(3, i2c_devs3, ARRAY_SIZE(i2c_devs3)); +} + + |