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platform/x86: x86-android-tablets: Update Yoga Book HiDeep touchscreen comment

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After recent i2c-hid-of changes, the i2c-hid-of driver could be used
for the Yoga Book HiDeep touchscreen comment instead of the native hideep
driver. Update the comment to reflect this.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230416212841.311152-1-hdegoede@redhat.com
This commit is contained in:
Hans de Goede 2023-04-16 23:28:38 +02:00
parent 3a133f7c51
commit 02377e983e
1 changed files with 7 additions and 4 deletions
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11
drivers/platform/x86/x86-android-tablets/lenovo.c
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@ -41,10 +41,13 @@ static struct lp855x_platform_data lenovo_lp8557_pdata = {
/* Lenovo Yoga Book X90F / X90L's Android factory img has everything hardcoded */
/*
* The HiDeep IST940E touchscreen comes up in HID mode and could alternatively
* be used in I2C-HID mode (I2C-HID descriptor reg 0x0020) if i2c-hid-of.c is
* modified to use generic (non-OF) device-properties and thought to deal with
* the reset GPIO. "hideep,force-native-protocol" resets it to native mode.
* The HiDeep IST940E touchscreen comes up in I2C-HID mode. The native protocol
* reports ABS_MT_PRESSURE and ABS_MT_TOUCH_MAJOR which are not reported in HID
* mode, so using native mode is preferred.
* It could alternatively be used in HID mode by changing the properties to:
* PROPERTY_ENTRY_U32("hid-descr-addr", 0x0020),
* PROPERTY_ENTRY_U32("post-reset-deassert-delay-ms", 120),
* and changing board_info.type to "hid-over-i2c".
*/
static const struct property_entry lenovo_yb1_x90_hideep_ts_props[] = {
PROPERTY_ENTRY_U32("touchscreen-size-x", 1200),