input/touchscreen/goodix_fwupload.c

63 		dev_err(dev, "Main firmware checksum error\n");
70 		dev_err(dev, "DSP firmware checksum error\n");
88 	int tries, error;
93 		error = goodix_i2c_write_u8(client,
95 		if (error)
96 			return error;
98 		error = goodix_i2c_read(client,
100 		if (error)
101 			return error;
113 	error = goodix_i2c_write_u8(client, GOODIX_REG_MISCTL_DSP_CTL, 0x00);
114 	if (error)
115 		return error;
118 	error = goodix_i2c_write_u8(client, GOODIX_REG_MISCTL_TMR0_EN, 0x00);
119 	if (error)
120 		return error;
123 	error = goodix_i2c_write_u8(client, GOODIX_REG_MISCTL_CACHE_EN, 0x00);
124 	if (error)
125 		return error;
128 	error = goodix_i2c_write_u8(client, GOODIX_REG_MISCTL_BOOTCTL, 0x02);
129 	if (error)
130 		return error;
133 	error = goodix_i2c_write_u8(client,
135 	if (error)
136 		return error;
139 	error = goodix_i2c_write_u8(client, GOODIX_REG_MISCTL_BOOTCTL, 0x00);
140 	if (error)
141 		return error;
144 	error = goodix_i2c_write_u8(client, GOODIX_REG_MISCTL_BOOT_OPT, 0x00);
145 	if (error)
146 		return error;
149 	error = goodix_i2c_write_u8(client, GOODIX_REG_MISCTL_MEM_CD_EN, 0x01);
150 	if (error)
151 		return error;
158 	int error;
162 	error = goodix_i2c_write_u8(client, GOODIX_REG_SW_WDT, 0xaa);
163 	if (error)
164 		return error;
167 	error = goodix_i2c_write_u8(client, GOODIX_REG_MISCTL_SWRST, 0x00);
168 	if (error)
169 		return error;
171 	error = goodix_i2c_read(client, GOODIX_REG_SW_WDT, &val, 1);
172 	if (error)
173 		return error;
182 	error = goodix_i2c_write_u8(client, GOODIX_REG_SW_WDT, 0xaa);
183 	if (error)
184 		return error;
194 	int error;
198 	error = request_firmware(&fw, fw_name, &ts->client->dev);
199 	if (error) {
200 		dev_err(&ts->client->dev, "Firmware request error %d\n", error);
201 		return error;
204 	error = goodix_firmware_verify(&ts->client->dev, fw);
205 	if (error)
208 	error = goodix_reset_no_int_sync(ts);
209 	if (error)
212 	error = goodix_enter_upload_mode(ts->client);
213 	if (error)
217 	error = goodix_i2c_write_u8(ts->client,
219 	if (error)
223 	error = goodix_i2c_write(ts->client, GOODIX_FW_UPLOAD_ADDRESS,
225 	if (error)
229 	error = goodix_i2c_write_u8(ts->client,
231 	if (error)
235 	error = goodix_i2c_write(ts->client, GOODIX_FW_UPLOAD_ADDRESS,
237 	if (error)
241 	error = goodix_i2c_write_u8(ts->client,
243 	if (error)
247 	error = goodix_i2c_write(ts->client, GOODIX_FW_UPLOAD_ADDRESS,
249 	if (error)
252 	error = goodix_start_firmware(ts->client);
253 	if (error)
256 	error = goodix_int_sync(ts);
259 	return error;
350 	int error;
353 	error = goodix_i2c_read(ts->client, GOODIX_REG_REQUEST, &val, 1);
354 	if (error)
365 		error = goodix_send_cfg(ts, ts->config, ts->chip->config_len);
366 		if (error)
371 		error = goodix_prepare_bak_ref(ts);
372 		if (error)
375 		error = goodix_i2c_write(ts->client, GOODIX_REG_BAK_REF,
377 		if (error)
382 		error = goodix_firmware_upload(ts);
383 		if (error)
388 		error = goodix_send_main_clock(ts);
389 		if (error)
408 	int error;
414 	error = goodix_i2c_read(ts->client, GOODIX_REG_STATUS, &val, 1);
415 	if (error)
421 	error = goodix_i2c_read(ts->client, GOODIX_REG_BAK_REF,
423 	if (error) {