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path: root/drivers/input/touchscreen/cyttsp5.c
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Diffstat (limited to 'drivers/input/touchscreen/cyttsp5.c')
-rw-r--r--drivers/input/touchscreen/cyttsp5.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/input/touchscreen/cyttsp5.c b/drivers/input/touchscreen/cyttsp5.c
index 68527ede5c0e..071b7c9bf566 100644
--- a/drivers/input/touchscreen/cyttsp5.c
+++ b/drivers/input/touchscreen/cyttsp5.c
@@ -21,7 +21,7 @@
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/regmap.h>
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
#define CYTTSP5_NAME "cyttsp5"
#define CY_I2C_DATA_SIZE (2 * 256)
@@ -580,7 +580,7 @@ static int cyttsp5_power_control(struct cyttsp5 *ts, bool on)
int rc;
SET_CMD_REPORT_TYPE(cmd[0], 0);
- SET_CMD_REPORT_ID(cmd[0], HID_POWER_SLEEP);
+ SET_CMD_REPORT_ID(cmd[0], state);
SET_CMD_OPCODE(cmd[1], HID_CMD_SET_POWER);
rc = cyttsp5_write(ts, HID_COMMAND_REG, cmd, sizeof(cmd));
@@ -870,13 +870,16 @@ static int cyttsp5_probe(struct device *dev, struct regmap *regmap, int irq,
ts->input->phys = ts->phys;
input_set_drvdata(ts->input, ts);
- /* Reset the gpio to be in a reset state */
+ /* Assert gpio to be in a reset state */
ts->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(ts->reset_gpio)) {
error = PTR_ERR(ts->reset_gpio);
dev_err(dev, "Failed to request reset gpio, error %d\n", error);
return error;
}
+
+ fsleep(10); /* Ensure long-enough reset pulse (minimum 10us). */
+
gpiod_set_value_cansleep(ts->reset_gpio, 0);
/* Need a delay to have device up */
@@ -935,7 +938,7 @@ static const struct of_device_id cyttsp5_of_match[] = {
MODULE_DEVICE_TABLE(of, cyttsp5_of_match);
static const struct i2c_device_id cyttsp5_i2c_id[] = {
- { CYTTSP5_NAME, 0, },
+ { CYTTSP5_NAME },
{ }
};
MODULE_DEVICE_TABLE(i2c, cyttsp5_i2c_id);