diff options
| author | Christoph Muellner <christoph.muellner@theobroma-systems.com> | 2019-10-09 16:10:09 +0200 |
|---|---|---|
| committer | Christoph Muellner <christoph.muellner@theobroma-systems.com> | 2019-10-09 16:25:50 +0200 |
| commit | 8f8268807163d0f44a96681f708baeccaca0b4d1 (patch) | |
| tree | d6e6421a7fcc8d49cb5899460706ae14e444221a | |
| parent | 0d5509902d9fad2a415d42ce556b2bccb5ade9e2 (diff) | |
gt9xx: Allow DTS to reverse x/y coordinates.
This patch adds two flags "reverse-x" and "reverse-y", which
can be used to reverse the X or Y coordinates reported by the gt9xx.
Signed-off-by: Christoph Muellner <christoph.muellner@theobroma-systems.com>
| -rw-r--r-- | drivers/input/touchscreen/gt9xx/gt9xx.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/drivers/input/touchscreen/gt9xx/gt9xx.c b/drivers/input/touchscreen/gt9xx/gt9xx.c index 6db7e395f82b..302efa6a5389 100644 --- a/drivers/input/touchscreen/gt9xx/gt9xx.c +++ b/drivers/input/touchscreen/gt9xx/gt9xx.c @@ -2591,6 +2591,7 @@ static int goodix_ts_probe(struct i2c_client *client, const struct i2c_device_id struct device_node *np = client->dev.of_node; enum of_gpio_flags rst_flags, pwr_flags; + bool reverse_x, reverse_y; u32 val; printk("%s() start\n", __func__); @@ -2626,37 +2627,40 @@ static int goodix_ts_probe(struct i2c_client *client, const struct i2c_device_id return -EINVAL; } + reverse_x = of_property_read_bool(np, "reverse-x"); + reverse_y = of_property_read_bool(np, "reverse-y"); + if (val == 89) { m89or101 = TRUE; gtp_change_x2y = TRUE; - gtp_x_reverse = FALSE; - gtp_y_reverse = TRUE; + gtp_x_reverse = reverse_x ? TRUE : FALSE; + gtp_y_reverse = reverse_y ? FALSE: TRUE; } else if (val == 101) { m89or101 = FALSE; gtp_change_x2y = TRUE; - gtp_x_reverse = TRUE; - gtp_y_reverse = FALSE; + gtp_x_reverse = reverse_x ? FALSE : TRUE; + gtp_y_reverse = reverse_y ? TRUE : FALSE; } else if (val == 911) { m89or101 = FALSE; bgt911 = TRUE; gtp_change_x2y = TRUE; - gtp_x_reverse = FALSE; - gtp_y_reverse = TRUE; + gtp_x_reverse = reverse_x ? TRUE : FALSE; + gtp_y_reverse = reverse_y ? FALSE : TRUE; } else if (val == 970) { m89or101 = FALSE; bgt911 = FALSE; bgt970 = TRUE; gtp_change_x2y = FALSE; - gtp_x_reverse = FALSE; - gtp_y_reverse = TRUE; + gtp_x_reverse = reverse_x ? TRUE : FALSE; + gtp_y_reverse = reverse_y ? FALSE : TRUE; } else if (val == 910) { m89or101 = FALSE; bgt911 = FALSE; bgt970 = FALSE; bgt910 = TRUE; gtp_change_x2y = TRUE; - gtp_x_reverse = FALSE; - gtp_y_reverse = TRUE; + gtp_x_reverse = reverse_x ? TRUE : FALSE; + gtp_y_reverse = reverse_y ? FALSE : TRUE; } ts->tp_regulator = devm_regulator_get(&client->dev, "tp"); |