179 static int hideep_pgm_w_mem(struct hideep_ts *ts, u32 addr,  in hideep_pgm_w_mem()  argument
182 	struct pgm_packet *packet = (void *)ts->xfer_buf;  in hideep_pgm_w_mem()
185 		.addr	= ts->client->addr,  in hideep_pgm_w_mem()
199 	ret = i2c_transfer(ts->client->adapter, &msg, 1);  in hideep_pgm_w_mem()
206 static int hideep_pgm_r_mem(struct hideep_ts *ts, u32 addr,  in hideep_pgm_r_mem()  argument
209 	struct pgm_packet *packet = (void *)ts->xfer_buf;  in hideep_pgm_r_mem()
213 			.addr	= ts->client->addr,  in hideep_pgm_r_mem()
219 			.addr	= ts->client->addr,  in hideep_pgm_r_mem()
233 	ret = i2c_transfer(ts->client->adapter, msg, ARRAY_SIZE(msg));  in hideep_pgm_r_mem()
240 static int hideep_pgm_r_reg(struct hideep_ts *ts, u32 addr, u32 *val)  in hideep_pgm_r_reg()  argument
245 	error = hideep_pgm_r_mem(ts, addr, &data, 1);  in hideep_pgm_r_reg()
247 		dev_err(&ts->client->dev,  in hideep_pgm_r_reg()
257 static int hideep_pgm_w_reg(struct hideep_ts *ts, u32 addr, u32 val)  in hideep_pgm_w_reg()  argument
262 	error = hideep_pgm_w_mem(ts, addr, &data, 1);  in hideep_pgm_w_reg()
264 		dev_err(&ts->client->dev,  in hideep_pgm_w_reg()
276 	hideep_pgm_w_reg(ts, HIDEEP_SYSCON_WDT_CNT, (clk));	\
277 	hideep_pgm_w_reg(ts, HIDEEP_SYSCON_WDT_CON, 0x03);	\
282 	hideep_pgm_w_mem(ts, HIDEEP_SYSCON_WDT_CON, &data, 1);	\
286 	hideep_pgm_w_reg(ts, HIDEEP_FLASH_CON,			\
290 	hideep_pgm_w_reg(ts, HIDEEP_FLASH_PIO_SIG + (x), (y))
293 	hideep_pgm_w_reg(ts, HIDEEP_FLASH_CON, 0x00)
302 static void hideep_pgm_set(struct hideep_ts *ts)  in hideep_pgm_set()  argument
304 	hideep_pgm_w_reg(ts, HIDEEP_SYSCON_WDT_CON, 0x00);  in hideep_pgm_set()
305 	hideep_pgm_w_reg(ts, HIDEEP_SYSCON_SPC_CON, 0x00);  in hideep_pgm_set()
306 	hideep_pgm_w_reg(ts, HIDEEP_SYSCON_CLK_ENA, 0xFF);  in hideep_pgm_set()
307 	hideep_pgm_w_reg(ts, HIDEEP_SYSCON_CLK_CON, 0x01);  in hideep_pgm_set()
308 	hideep_pgm_w_reg(ts, HIDEEP_SYSCON_PWR_CON, 0x01);  in hideep_pgm_set()
309 	hideep_pgm_w_reg(ts, HIDEEP_FLASH_TIM, 0x03);  in hideep_pgm_set()
310 	hideep_pgm_w_reg(ts, HIDEEP_FLASH_CACHE_CFG, 0x00);  in hideep_pgm_set()
313 static int hideep_pgm_get_pattern(struct hideep_ts *ts, u32 *pattern)  in hideep_pgm_get_pattern()  argument
319 	error = regmap_bulk_write(ts->reg, p1, &p2, 1);  in hideep_pgm_get_pattern()
321 		dev_err(&ts->client->dev,  in hideep_pgm_get_pattern()
330 	error = hideep_pgm_w_reg(ts, HIDEEP_ESI_TX_INVALID, 0x01);  in hideep_pgm_get_pattern()
334 	error = hideep_pgm_r_reg(ts, HIDEEP_SYSCON_PGM_ID, pattern);  in hideep_pgm_get_pattern()
341 static int hideep_enter_pgm(struct hideep_ts *ts)  in hideep_enter_pgm()  argument
348 		error = hideep_pgm_get_pattern(ts, &pattern);  in hideep_enter_pgm()
350 			dev_err(&ts->client->dev,  in hideep_enter_pgm()
353 			dev_err(&ts->client->dev, "%s: bad pattern: %#08x\n",  in hideep_enter_pgm()
356 			dev_dbg(&ts->client->dev, "found magic code");  in hideep_enter_pgm()
358 			hideep_pgm_set(ts);  in hideep_enter_pgm()
365 	dev_err(&ts->client->dev, "failed to  enter pgm mode\n");  in hideep_enter_pgm()
370 static int hideep_nvm_unlock(struct hideep_ts *ts)  in hideep_nvm_unlock()  argument
375 	hideep_pgm_w_reg(ts, HIDEEP_FLASH_CFG, HIDEEP_NVM_SFR_RPAGE);  in hideep_nvm_unlock()
376 	error = hideep_pgm_r_reg(ts, 0x0000000C, &unmask_code);  in hideep_nvm_unlock()
377 	hideep_pgm_w_reg(ts, HIDEEP_FLASH_CFG, HIDEEP_NVM_DEFAULT_PAGE);  in hideep_nvm_unlock()
385 	if (unmask_code != ts->nvm_mask)  in hideep_nvm_unlock()
386 		dev_warn(&ts->client->dev,  in hideep_nvm_unlock()
388 			 unmask_code, ts->nvm_mask);  in hideep_nvm_unlock()
390 	hideep_pgm_w_reg(ts, HIDEEP_FLASH_CFG, HIDEEP_NVM_SFR_WPAGE);  in hideep_nvm_unlock()
393 	NVM_W_SFR(HIDEEP_NVM_MASK_OFS, ts->nvm_mask);  in hideep_nvm_unlock()
395 	hideep_pgm_w_reg(ts, HIDEEP_FLASH_CFG, HIDEEP_NVM_DEFAULT_PAGE);  in hideep_nvm_unlock()
400 static int hideep_check_status(struct hideep_ts *ts)  in hideep_check_status()  argument
407 		error = hideep_pgm_r_reg(ts, HIDEEP_FLASH_STA, &status);  in hideep_check_status()
417 static int hideep_program_page(struct hideep_ts *ts, u32 addr,  in hideep_program_page()  argument
423 	error = hideep_check_status(ts);  in hideep_program_page()
437 	error = hideep_check_status(ts);  in hideep_program_page()
447 	hideep_pgm_w_mem(ts, HIDEEP_FLASH_PIO_SIG | HIDEEP_WRONLY,  in hideep_program_page()
457 	error = hideep_check_status(ts);  in hideep_program_page()
466 static int hideep_program_nvm(struct hideep_ts *ts,  in hideep_program_nvm()  argument
469 	struct pgm_packet *packet_r = (void *)ts->xfer_buf;  in hideep_program_nvm()
476 	error = hideep_nvm_unlock(ts);  in hideep_program_nvm()
484 		error = hideep_pgm_r_mem(ts, 0x00000000 + addr,  in hideep_program_nvm()
487 			dev_err(&ts->client->dev,  in hideep_program_nvm()
495 			error = hideep_program_page(ts, addr,  in hideep_program_nvm()
498 				dev_err(&ts->client->dev,  in hideep_program_nvm()
515 static int hideep_verify_nvm(struct hideep_ts *ts,  in hideep_verify_nvm()  argument
518 	struct pgm_packet *packet_r = (void *)ts->xfer_buf;  in hideep_verify_nvm()
530 		error = hideep_pgm_r_mem(ts, 0x00000000 + addr,  in hideep_verify_nvm()
533 			dev_err(&ts->client->dev,  in hideep_verify_nvm()
545 					dev_err(&ts->client->dev,  in hideep_verify_nvm()
562 static int hideep_load_dwz(struct hideep_ts *ts)  in hideep_load_dwz()  argument
567 	error = hideep_enter_pgm(ts);  in hideep_load_dwz()
573 	error = hideep_pgm_r_mem(ts, HIDEEP_DWZ_INFO,  in hideep_load_dwz()
574 				 (void *)&ts->dwz_info,  in hideep_load_dwz()
575 				 sizeof(ts->dwz_info) / sizeof(__be32));  in hideep_load_dwz()
581 		dev_err(&ts->client->dev,  in hideep_load_dwz()
586 	product_code = be16_to_cpu(ts->dwz_info.product_code);  in hideep_load_dwz()
590 		dev_dbg(&ts->client->dev, "used crimson IC");  in hideep_load_dwz()
591 		ts->fw_size = 1024 * 48;  in hideep_load_dwz()
592 		ts->nvm_mask = 0x00310000;  in hideep_load_dwz()
595 		dev_dbg(&ts->client->dev, "used lime IC");  in hideep_load_dwz()
596 		ts->fw_size = 1024 * 64;  in hideep_load_dwz()
597 		ts->nvm_mask = 0x0030027B;  in hideep_load_dwz()
600 		dev_err(&ts->client->dev, "product code is wrong: %#04x",  in hideep_load_dwz()
605 	dev_dbg(&ts->client->dev, "firmware release version: %#04x",  in hideep_load_dwz()
606 		be16_to_cpu(ts->dwz_info.release_ver));  in hideep_load_dwz()
611 static int hideep_flash_firmware(struct hideep_ts *ts,  in hideep_flash_firmware()  argument
618 		error = hideep_program_nvm(ts, ucode, ucode_len);  in hideep_flash_firmware()
620 			error = hideep_verify_nvm(ts, ucode, ucode_len);  in hideep_flash_firmware()
629 static int hideep_update_firmware(struct hideep_ts *ts,  in hideep_update_firmware()  argument
634 	dev_dbg(&ts->client->dev, "starting firmware update");  in hideep_update_firmware()
637 	error = hideep_enter_pgm(ts);  in hideep_update_firmware()
641 	error = hideep_flash_firmware(ts, ucode, ucode_len);  in hideep_update_firmware()
643 		dev_err(&ts->client->dev,  in hideep_update_firmware()
646 		dev_dbg(&ts->client->dev, "firmware updated successfully\n");  in hideep_update_firmware()
650 	error2 = hideep_load_dwz(ts);  in hideep_update_firmware()
652 		dev_err(&ts->client->dev,  in hideep_update_firmware()
659 static int hideep_power_on(struct hideep_ts *ts)  in hideep_power_on()  argument
663 	error = regulator_enable(ts->vcc_vdd);  in hideep_power_on()
665 		dev_err(&ts->client->dev,  in hideep_power_on()
670 	error = regulator_enable(ts->vcc_vid);  in hideep_power_on()
672 		dev_err(&ts->client->dev,  in hideep_power_on()
678 	if (ts->reset_gpio) {  in hideep_power_on()
679 		gpiod_set_value_cansleep(ts->reset_gpio, 0);  in hideep_power_on()
681 		error = regmap_write(ts->reg, HIDEEP_RESET_CMD, 0x01);  in hideep_power_on()
683 			dev_err(&ts->client->dev,  in hideep_power_on()
694 	struct hideep_ts *ts = data;  in hideep_power_off()  local
696 	if (ts->reset_gpio)  in hideep_power_off()
697 		gpiod_set_value(ts->reset_gpio, 1);  in hideep_power_off()
699 	regulator_disable(ts->vcc_vid);  in hideep_power_off()
700 	regulator_disable(ts->vcc_vdd);  in hideep_power_off()
723 static void hideep_parse_and_report(struct hideep_ts *ts)  in hideep_parse_and_report()  argument
726 			(void *)&ts->xfer_buf[HIDEEP_TOUCH_EVENT_INDEX];  in hideep_parse_and_report()
727 	const u8 *keys = &ts->xfer_buf[HIDEEP_KEY_EVENT_INDEX];  in hideep_parse_and_report()
728 	int touch_count = ts->xfer_buf[0];  in hideep_parse_and_report()
729 	int key_count = ts->xfer_buf[1] & 0x0f;  in hideep_parse_and_report()
730 	int lpm_count = ts->xfer_buf[1] & 0xf0;  in hideep_parse_and_report()
734 	dev_dbg(&ts->client->dev, "mt = %d, key = %d, lpm = %02x",  in hideep_parse_and_report()
739 		hideep_report_slot(ts->input_dev, events + i);  in hideep_parse_and_report()
745 		input_report_key(ts->input_dev,  in hideep_parse_and_report()
746 				 ts->key_codes[key_data & HIDEEP_KEY_IDX_MASK],  in hideep_parse_and_report()
750 	input_mt_sync_frame(ts->input_dev);  in hideep_parse_and_report()
751 	input_sync(ts->input_dev);  in hideep_parse_and_report()
756 	struct hideep_ts *ts = handle;  in hideep_irq()  local
761 	error = regmap_bulk_read(ts->reg, HIDEEP_EVENT_ADDR,  in hideep_irq()
762 				 ts->xfer_buf, HIDEEP_MAX_EVENT / 2);  in hideep_irq()
764 		dev_err(&ts->client->dev, "failed to read events: %d\n", error);  in hideep_irq()
768 	hideep_parse_and_report(ts);  in hideep_irq()
774 static int hideep_get_axis_info(struct hideep_ts *ts)  in hideep_get_axis_info()  argument
779 	error = regmap_bulk_read(ts->reg, 0x28, val, ARRAY_SIZE(val));  in hideep_get_axis_info()
783 	ts->prop.max_x = le16_to_cpup(val);  in hideep_get_axis_info()
784 	ts->prop.max_y = le16_to_cpup(val + 1);  in hideep_get_axis_info()
786 	dev_dbg(&ts->client->dev, "X: %d, Y: %d",  in hideep_get_axis_info()
787 		ts->prop.max_x, ts->prop.max_y);  in hideep_get_axis_info()
792 static int hideep_init_input(struct hideep_ts *ts)  in hideep_init_input()  argument
794 	struct device *dev = &ts->client->dev;  in hideep_init_input()
798 	ts->input_dev = devm_input_allocate_device(dev);  in hideep_init_input()
799 	if (!ts->input_dev) {  in hideep_init_input()
804 	ts->input_dev->name = HIDEEP_TS_NAME;  in hideep_init_input()
805 	ts->input_dev->id.bustype = BUS_I2C;  in hideep_init_input()
806 	input_set_drvdata(ts->input_dev, ts);  in hideep_init_input()
808 	input_set_capability(ts->input_dev, EV_ABS, ABS_MT_POSITION_X);  in hideep_init_input()
809 	input_set_capability(ts->input_dev, EV_ABS, ABS_MT_POSITION_Y);  in hideep_init_input()
810 	input_set_abs_params(ts->input_dev, ABS_MT_PRESSURE, 0, 65535, 0, 0);  in hideep_init_input()
811 	input_set_abs_params(ts->input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);  in hideep_init_input()
812 	input_set_abs_params(ts->input_dev, ABS_MT_TOOL_TYPE,  in hideep_init_input()
814 	touchscreen_parse_properties(ts->input_dev, true, &ts->prop);  in hideep_init_input()
816 	if (ts->prop.max_x == 0 || ts->prop.max_y == 0) {  in hideep_init_input()
817 		error = hideep_get_axis_info(ts);  in hideep_init_input()
822 	error = input_mt_init_slots(ts->input_dev, HIDEEP_MT_MAX,  in hideep_init_input()
827 	ts->key_num = device_property_count_u32(dev, "linux,keycodes");  in hideep_init_input()
828 	if (ts->key_num > HIDEEP_KEY_MAX) {  in hideep_init_input()
830 			ts->key_num);  in hideep_init_input()
834 	if (ts->key_num <= 0) {  in hideep_init_input()
839 						       ts->key_codes,  in hideep_init_input()
840 						       ts->key_num);  in hideep_init_input()
846 		if (ts->key_num) {  in hideep_init_input()
847 			ts->input_dev->keycode = ts->key_codes;  in hideep_init_input()
848 			ts->input_dev->keycodesize = sizeof(ts->key_codes[0]);  in hideep_init_input()
849 			ts->input_dev->keycodemax = ts->key_num;  in hideep_init_input()
851 			for (i = 0; i < ts->key_num; i++)  in hideep_init_input()
852 				input_set_capability(ts->input_dev, EV_KEY,  in hideep_init_input()
853 					ts->key_codes[i]);  in hideep_init_input()
857 	error = input_register_device(ts->input_dev);  in hideep_init_input()
871 	struct hideep_ts *ts = i2c_get_clientdata(client);  in hideep_update_fw()  local
882 			    be16_to_cpu(ts->dwz_info.product_id));  in hideep_update_fw()
899 	if (fw_entry->size > ts->fw_size) {  in hideep_update_fw()
901 			fw_entry->size, ts->fw_size);  in hideep_update_fw()
906 	mutex_lock(&ts->dev_mutex);  in hideep_update_fw()
909 	error = hideep_update_firmware(ts, (const __be32 *)fw_entry->data,  in hideep_update_fw()
913 	mutex_unlock(&ts->dev_mutex);  in hideep_update_fw()
927 	struct hideep_ts *ts = i2c_get_clientdata(client);  in hideep_fw_version_show()  local
930 	mutex_lock(&ts->dev_mutex);  in hideep_fw_version_show()
932 			be16_to_cpu(ts->dwz_info.release_ver));  in hideep_fw_version_show()
933 	mutex_unlock(&ts->dev_mutex);  in hideep_fw_version_show()
942 	struct hideep_ts *ts = i2c_get_clientdata(client);  in hideep_product_id_show()  local
945 	mutex_lock(&ts->dev_mutex);  in hideep_product_id_show()
947 			be16_to_cpu(ts->dwz_info.product_id));  in hideep_product_id_show()
948 	mutex_unlock(&ts->dev_mutex);  in hideep_product_id_show()
968 static void hideep_set_work_mode(struct hideep_ts *ts)  in hideep_set_work_mode()  argument
979 	if (device_property_read_bool(&ts->client->dev, "hideep,force-native-protocol"))  in hideep_set_work_mode()
980 		regmap_write(ts->reg, HIDEEP_WORK_MODE, 0x00);  in hideep_set_work_mode()
986 	struct hideep_ts *ts = i2c_get_clientdata(client);  in hideep_suspend()  local
989 	hideep_power_off(ts);  in hideep_suspend()
997 	struct hideep_ts *ts = i2c_get_clientdata(client);  in hideep_resume()  local
1000 	error = hideep_power_on(ts);  in hideep_resume()
1006 	hideep_set_work_mode(ts);  in hideep_resume()
1025 	struct hideep_ts *ts;  in hideep_probe()  local
1039 	ts = devm_kzalloc(&client->dev, sizeof(*ts), GFP_KERNEL);  in hideep_probe()
1040 	if (!ts)  in hideep_probe()
1043 	ts->client = client;  in hideep_probe()
1044 	i2c_set_clientdata(client, ts);  in hideep_probe()
1045 	mutex_init(&ts->dev_mutex);  in hideep_probe()
1047 	ts->reg = devm_regmap_init_i2c(client, &hideep_regmap_config);  in hideep_probe()
1048 	if (IS_ERR(ts->reg)) {  in hideep_probe()
1049 		error = PTR_ERR(ts->reg);  in hideep_probe()
1055 	ts->vcc_vdd = devm_regulator_get(&client->dev, "vdd");  in hideep_probe()
1056 	if (IS_ERR(ts->vcc_vdd))  in hideep_probe()
1057 		return PTR_ERR(ts->vcc_vdd);  in hideep_probe()
1059 	ts->vcc_vid = devm_regulator_get(&client->dev, "vid");  in hideep_probe()
1060 	if (IS_ERR(ts->vcc_vid))  in hideep_probe()
1061 		return PTR_ERR(ts->vcc_vid);  in hideep_probe()
1063 	ts->reset_gpio = devm_gpiod_get_optional(&client->dev,  in hideep_probe()
1065 	if (IS_ERR(ts->reset_gpio))  in hideep_probe()
1066 		return PTR_ERR(ts->reset_gpio);  in hideep_probe()
1068 	error = hideep_power_on(ts);  in hideep_probe()
1074 	error = devm_add_action_or_reset(&client->dev, hideep_power_off, ts);  in hideep_probe()
1078 	error = hideep_load_dwz(ts);  in hideep_probe()
1084 	hideep_set_work_mode(ts);  in hideep_probe()
1086 	error = hideep_init_input(ts);  in hideep_probe()
1092 					  client->name, ts);  in hideep_probe()