kevin/linux
1
Fork 0
Code

input/touchscreen: imagis: add support for IST3032C

Browse Source 
IST3032C is a touchscreen chip used for instance in the
samsung,coreprimevelte smartphone, with which this was tested. Add the
chip specific information to the driver.

Reviewed-by: Markuss Broks <markuss.broks@gmail.com>
Signed-off-by: Karel Balej <balejk@matfyz.cz>
Link: https://lore.kernel.org/r/20240301164659.13240-6-karelb@gimli.ms.mff.cuni.cz
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Karel Balej 2024-03-01 17:41:04 +01:00 committed by Dmitry Torokhov
parent d88f84bfcc
commit 90cb57a6c5
1 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/input/touchscreen/imagis.c
View File

@ -11,6 +11,8 @@
#include <linux/property.h>
#include <linux/regulator/consumer.h>
#define IST3032C_WHOAMI 0x32c
#define IST3038B_REG_STATUS 0x20
#define IST3038B_REG_CHIPID 0x30
#define IST3038B_WHOAMI 0x30380b
@ -363,6 +365,13 @@ static int imagis_resume(struct device *dev)
static DEFINE_SIMPLE_DEV_PM_OPS(imagis_pm_ops, imagis_suspend, imagis_resume);
static const struct imagis_properties imagis_3032c_data = {
.interrupt_msg_cmd = IST3038C_REG_INTR_MESSAGE,
.touch_coord_cmd = IST3038C_REG_TOUCH_COORD,
.whoami_cmd = IST3038C_REG_CHIPID,
.whoami_val = IST3032C_WHOAMI,
};
static const struct imagis_properties imagis_3038b_data = {
.interrupt_msg_cmd = IST3038B_REG_STATUS,
.touch_coord_cmd = IST3038B_REG_STATUS,
@ -380,6 +389,7 @@ static const struct imagis_properties imagis_3038c_data = {
#ifdef CONFIG_OF
static const struct of_device_id imagis_of_match[] = {
{ .compatible = "imagis,ist3032c", .data = &imagis_3032c_data },
{ .compatible = "imagis,ist3038b", .data = &imagis_3038b_data },
{ .compatible = "imagis,ist3038c", .data = &imagis_3038c_data },
{ },