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input: touchscreen: focaltech: add a new property

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Add a new property to indicate power's state when sleep.

Change-Id: Ic54fbbd0adee8716ad0b2d892814f8ac38b683c5
Signed-off-by: Fei Mao <feim1@codeaurora.org>
This commit is contained in:
Fei Mao 2021-06-24 19:04:52 +08:00 • committed by Gerrit - the friendly Code Review server
commit 29c674dd9c
2 changed files with 10 additions and 2 deletions
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11
drivers/input/touchscreen/focaltech_touch/focaltech_core.c
View file

@ -2476,6 +2476,9 @@ static int fts_parse_dt(struct device *dev, struct fts_ts_platform_data *pdata)
FTS_INFO("max touch number:%d, irq gpio:%d, reset gpio:%d",
pdata->max_touch_number, pdata->irq_gpio, pdata->reset_gpio);
pdata->power_always_on =
of_property_read_bool(np, "focaltech,power-always-on");
ret = of_property_read_u32(np, "focaltech,ic-type", &temp_val);
if (ret < 0)
pdata->type = _FT3518;
@ -2903,6 +2906,7 @@ static int fts_ts_suspend(struct device *dev)
{
int ret = 0;
struct fts_ts_data *ts_data = fts_data;
struct fts_ts_platform_data *pdata = ts_data->pdata;
FTS_FUNC_ENTER();
if (ts_data->suspended) {
@ -2934,7 +2938,8 @@ static int fts_ts_suspend(struct device *dev)
if (ret < 0)
FTS_ERROR("set TP to sleep mode fail, ret=%d", ret);
if (!ts_data->ic_info.is_incell) {
if (!ts_data->ic_info.is_incell && !pdata->power_always_on) {
#if FTS_POWER_SOURCE_CUST_EN
ret = fts_power_source_suspend(ts_data);
if (ret < 0) {
@ -2953,6 +2958,7 @@ static int fts_ts_suspend(struct device *dev)
static int fts_ts_resume(struct device *dev)
{
struct fts_ts_data *ts_data = fts_data;
struct fts_ts_platform_data *pdata = ts_data->pdata;
FTS_FUNC_ENTER();
if (!ts_data->suspended) {
@ -2971,7 +2977,8 @@ static int fts_ts_resume(struct device *dev)
if (!ts_data->ic_info.is_incell) {
#if FTS_POWER_SOURCE_CUST_EN
fts_power_source_resume(ts_data);
if (!pdata->power_always_on)
fts_power_source_resume(ts_data);
#endif
fts_reset_proc(200);
}

1
drivers/input/touchscreen/focaltech_touch/focaltech_core.h
View file

@ -139,6 +139,7 @@ struct fts_ts_platform_data {
u32 x_min;
u32 y_min;
u32 max_touch_number;
bool power_always_on;
};
struct ts_event {