diff mbox series

[8/8] platform/chrome: of_hw_prober: Support touchscreen probing on Squirtle

Message ID 20250312104344.3084425-9-wenst@chromium.org (mailing list archive)
State New
Headers show
Series arm64: mediatek: mt8186-corsola: Consolidate and add new devices | expand

Commit Message

Chen-Yu Tsai March 12, 2025, 10:43 a.m. UTC
The MT8186 Squirtle Chromebook is built with one of two possible
touchscreens. Let the prober probe for them.

Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
---
 drivers/platform/chrome/chromeos_of_hw_prober.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
diff mbox series

Patch

diff --git a/drivers/platform/chrome/chromeos_of_hw_prober.c b/drivers/platform/chrome/chromeos_of_hw_prober.c
index eb01851e1cf5..a3ec583f316c 100644
--- a/drivers/platform/chrome/chromeos_of_hw_prober.c
+++ b/drivers/platform/chrome/chromeos_of_hw_prober.c
@@ -59,6 +59,7 @@  static int chromeos_i2c_component_prober(struct device *dev, const void *_data)
 DEFINE_CHROMEOS_I2C_PROBE_DATA_DUMB_BY_TYPE(touchscreen);
 DEFINE_CHROMEOS_I2C_PROBE_DATA_DUMB_BY_TYPE(trackpad);
 
+DEFINE_CHROMEOS_I2C_PROBE_CFG_SIMPLE_BY_TYPE(touchscreen);
 DEFINE_CHROMEOS_I2C_PROBE_CFG_SIMPLE_BY_TYPE(trackpad);
 
 static const struct chromeos_i2c_probe_data chromeos_i2c_probe_hana_trackpad = {
@@ -76,6 +77,17 @@  static const struct chromeos_i2c_probe_data chromeos_i2c_probe_hana_trackpad = {
 	},
 };
 
+static const struct chromeos_i2c_probe_data chromeos_i2c_probe_squirtle_touchscreen = {
+	.cfg = &chromeos_i2c_probe_simple_touchscreen_cfg,
+	.opts = &(const struct i2c_of_probe_simple_opts) {
+		.res_node_compatible = "elan,ekth6a12nay",
+		.supply_name = "vcc33",
+		.gpio_name = "reset",
+		.post_power_on_delay_ms = 10,
+		.post_gpio_config_delay_ms = 300,
+	},
+};
+
 static const struct hw_prober_entry hw_prober_platforms[] = {
 	{
 		.compatible = "google,hana",
@@ -89,6 +101,10 @@  static const struct hw_prober_entry hw_prober_platforms[] = {
 		.compatible = "google,squirtle",
 		.prober = chromeos_i2c_component_prober,
 		.data = &chromeos_i2c_probe_dumb_trackpad,
+	}, {
+		.compatible = "google,squirtle",
+		.prober = chromeos_i2c_component_prober,
+		.data = &chromeos_i2c_probe_squirtle_touchscreen,
 	}, {
 		.compatible = "google,steelix",
 		.prober = chromeos_i2c_component_prober,