From f50ea77a1aeb3bfa9e65b97afafcfe690643f3aa Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ga=C3=ABtan=20Andr=C3=A9?= Date: Sun, 8 Mar 2020 09:46:41 +0100 Subject: [PATCH 51/78] FIXME: drm/panel: samsung-tc358764-ltl101al06: Avoid panel reset For some reason, the display initialization sequence is not working properly. Disable it for now. --- .../panel-samsung-tc358764-ltl101al06.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/msm8916-generated/panel-samsung-tc358764-ltl101al06.c b/drivers/gpu/drm/panel/msm8916-generated/panel-samsung-tc358764-ltl101al06.c index 08ced2d09..71e9170d1 100644 --- a/drivers/gpu/drm/panel/msm8916-generated/panel-samsung-tc358764-ltl101al06.c +++ b/drivers/gpu/drm/panel/msm8916-generated/panel-samsung-tc358764-ltl101al06.c @@ -37,18 +37,23 @@ struct tc358764_ltl101a106 *to_tc358764_ltl101a106(struct drm_panel *panel) return ret; \ } while (0) +/* FIXME: Fix panel initialization */ + static void tc358764_ltl101a106_reset(struct tc358764_ltl101a106 *ctx) { +#if 0 gpiod_set_value_cansleep(ctx->reset_gpio, 0); usleep_range(1000, 2000); gpiod_set_value_cansleep(ctx->reset_gpio, 1); usleep_range(1000, 2000); gpiod_set_value_cansleep(ctx->reset_gpio, 0); usleep_range(1000, 2000); +#endif } static int tc358764_ltl101a106_on(struct tc358764_ltl101a106 *ctx) { +#if 0 struct mipi_dsi_device *dsi = ctx->dsi; dsi->mode_flags |= MIPI_DSI_MODE_LPM; @@ -83,12 +88,14 @@ static int tc358764_ltl101a106_on(struct tc358764_ltl101a106 *ctx) dsi_generic_write_seq(dsi, 0x94, 0x04, 0x13, 0x14, 0x15, 0x1b); dsi_generic_write_seq(dsi, 0x98, 0x04, 0x18, 0x19, 0x1a, 0x06); dsi_generic_write_seq(dsi, 0x9c, 0x04, 0x01, 0x00, 0x00, 0x00); +#endif return 0; } static int tc358764_ltl101a106_off(struct tc358764_ltl101a106 *ctx) { +#if 0 struct mipi_dsi_device *dsi = ctx->dsi; dsi->mode_flags &= ~MIPI_DSI_MODE_LPM; @@ -96,6 +103,7 @@ static int tc358764_ltl101a106_off(struct tc358764_ltl101a106 *ctx) dsi_generic_write_seq(dsi, 0xa0, 0x04, 0x01, 0x00, 0x00, 0x00); usleep_range(1000, 2000); dsi_generic_write_seq(dsi, 0x9c, 0x04, 0x00, 0x00, 0x00, 0x00); +#endif return 0; } @@ -213,7 +221,7 @@ static int tc358764_ltl101a106_probe(struct mipi_dsi_device *dsi) if (ret < 0) return dev_err_probe(dev, ret, "Failed to get regulators\n"); - ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); + ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_ASIS); if (IS_ERR(ctx->reset_gpio)) return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio), "Failed to get reset-gpios\n"); -- 2.31.1