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drm/msm:add delay between mipi0 to reset0 when power off

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drm/msm:
add delay between mipi0 to reset0 when power off

Change-Id: I16e754492482abf64551471bbaac7574685267a8
Reviewed-on: https://gerrit.mot.com/2300466
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Yeqing Wang <[email protected]>
Reviewed-by: Huosheng Liao <[email protected]>
Submit-Approved: Jira Key
This commit is contained in:
Xiaojun Lv 2022-06-14 21:16:02 +08:00 • committed by tongkun1
commit 6d698433e1
2 changed files with 17 additions and 0 deletions
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15
msm/dsi/dsi_panel.c
View file

@ -533,6 +533,11 @@ static int dsi_panel_power_off(struct dsi_panel *panel)
if (gpio_is_valid(panel->reset_config.disp_en_gpio))
gpio_set_value(panel->reset_config.disp_en_gpio, 0);
if(panel->delayms_before_resetlow) {
DSI_DEBUG("[lcm] panel = %s delay %d ms before reset low\n", panel->name, panel->delayms_before_resetlow);
usleep_range( panel->delayms_before_resetlow * 1000, panel->delayms_before_resetlow * 1000);
}
if (gpio_is_valid(panel->reset_config.reset_gpio) &&
!panel->reset_gpio_always_on)
gpio_set_value(panel->reset_config.reset_gpio, 0);
@ -2732,6 +2737,7 @@ static int dsi_panel_parse_misc_features(struct dsi_panel *panel)
struct dsi_parser_utils *utils = &panel->utils;
const char *string;
int i, rc = 0;
u32 val = 0;
panel->ulps_feature_enabled =
utils->read_bool(utils->data, "qcom,ulps-enabled");
@ -2763,6 +2769,15 @@ static int dsi_panel_parse_misc_features(struct dsi_panel *panel)
panel->need_execute_shutdown = utils->read_bool(utils->data,
"qcom,platform-need-execute-shutdown");
rc = utils->read_u32(utils->data, "qcom,platform-delayms-before-resetlow", &val);
if (rc) {
DSI_DEBUG("[%s] qcom,platform-delayms-before-resetlow unspecified, defaulting to zero\n",
panel->name);
panel->delayms_before_resetlow = 0;
} else {
panel->delayms_before_resetlow = val;
}
panel->spr_info.enable = false;
panel->spr_info.pack_type = MSM_DISPLAY_SPR_TYPE_MAX;

2
msm/dsi/dsi_panel.h
View file

@ -347,6 +347,8 @@ struct dsi_panel {
bool need_execute_shutdown;
atomic_t esd_recovery_pending;
u32 delayms_before_resetlow;
bool is_twm_en;
bool skip_panel_off;
bool panel_initialized;