The reset pin is inverted, so if we don't assert reset, the actual gpio will be high and may keep driving the IO port of the panel.
Signed-off-by: Ondrej Jirman megous@megous.com Reviewed-by: Linus Walleij linus.walleij@linaro.org --- drivers/gpu/drm/panel/panel-sitronix-st7703.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c index 7750179bca60..8996ced2b721 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c @@ -415,6 +415,7 @@ static int st7703_unprepare(struct drm_panel *panel) if (!ctx->prepared) return 0;
+ gpiod_set_value_cansleep(ctx->reset_gpio, 1); regulator_disable(ctx->iovcc); regulator_disable(ctx->vcc); ctx->prepared = false;