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Commit fdd8697e authored by Fei Mao's avatar Fei Mao
Browse files

input: touchscreen: focaltech_touch: Configure power supply 



Request the proper valotage and load values for AVDD.

Change-Id: I491398709f3498070390146ea110691dc58b819c
Signed-off-by: default avatarFei Mao <feim1@codeaurora.org>
parent 766f56fd

drivers/input/touchscreen/focaltech_touch/focaltech_core.c

+9 −1
Original line number Diff line number Diff line
@@ -55,8 +55,9 @@ 
#define INTERVAL_READ_REG                   200  /* unit:ms */

#define TIMEOUT_READ_REG                    1000 /* unit:ms */

#if FTS_POWER_SOURCE_CUST_EN

#define FTS_VTG_MIN_UV                      2800000

#define FTS_VTG_MIN_UV                      3000000

#define FTS_VTG_MAX_UV                      3300000

#define FTS_LOAD_MAX_UA                     30000

#define FTS_I2C_VTG_MIN_UV                  1800000

#define FTS_I2C_VTG_MAX_UV                  1800000

#endif
@@ -982,6 +983,13 @@ static int fts_power_source_init(struct fts_ts_data *ts_data) 
			regulator_put(ts_data->vdd);

			return ret;

		}



		ret = regulator_set_load(ts_data->vdd, FTS_LOAD_MAX_UA);

		if (ret) {

			FTS_ERROR("vdd regulator set_load failed ret=%d", ret);

			regulator_put(ts_data->vdd);

			return ret;

		}

	}



	ts_data->vcc_i2c = regulator_get(ts_data->dev, "vcc_i2c");