Lines Matching +full:panel +full:- +full:dsi
1 // SPDX-License-Identifier: GPL-2.0-only
17 struct drm_panel panel; member
18 struct mipi_dsi_device *dsi; member
26 s6e88a0_ams452ef01 *to_s6e88a0_ams452ef01(struct drm_panel *panel) in to_s6e88a0_ams452ef01() argument
28 return container_of(panel, struct s6e88a0_ams452ef01, panel); in to_s6e88a0_ams452ef01()
31 #define dsi_dcs_write_seq(dsi, seq...) do { \ argument
34 ret = mipi_dsi_dcs_write_buffer(dsi, d, ARRAY_SIZE(d)); \
41 gpiod_set_value_cansleep(ctx->reset_gpio, 1); in s6e88a0_ams452ef01_reset()
43 gpiod_set_value_cansleep(ctx->reset_gpio, 0); in s6e88a0_ams452ef01_reset()
45 gpiod_set_value_cansleep(ctx->reset_gpio, 1); in s6e88a0_ams452ef01_reset()
51 struct mipi_dsi_device *dsi = ctx->dsi; in s6e88a0_ams452ef01_on() local
52 struct device *dev = &dsi->dev; in s6e88a0_ams452ef01_on()
55 dsi->mode_flags |= MIPI_DSI_MODE_LPM; in s6e88a0_ams452ef01_on()
57 dsi_dcs_write_seq(dsi, 0xf0, 0x5a, 0x5a); // enable LEVEL2 commands in s6e88a0_ams452ef01_on()
58 dsi_dcs_write_seq(dsi, 0xcc, 0x4c); // set Pixel Clock Divider polarity in s6e88a0_ams452ef01_on()
60 ret = mipi_dsi_dcs_exit_sleep_mode(dsi); in s6e88a0_ams452ef01_on()
68 dsi_dcs_write_seq(dsi, 0xca, in s6e88a0_ams452ef01_on()
80 dsi_dcs_write_seq(dsi, 0xb2, 0x40, 0x0a, 0x17, 0x00, 0x0a); in s6e88a0_ams452ef01_on()
81 dsi_dcs_write_seq(dsi, 0xb6, 0x2c, 0x0b); // set default elvss voltage in s6e88a0_ams452ef01_on()
82 dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_POWER_SAVE, 0x00); in s6e88a0_ams452ef01_on()
83 dsi_dcs_write_seq(dsi, 0xf7, 0x03); // gamma/aor update in s6e88a0_ams452ef01_on()
84 dsi_dcs_write_seq(dsi, 0xf0, 0xa5, 0xa5); // disable LEVEL2 commands in s6e88a0_ams452ef01_on()
86 ret = mipi_dsi_dcs_set_display_on(dsi); in s6e88a0_ams452ef01_on()
97 struct mipi_dsi_device *dsi = ctx->dsi; in s6e88a0_ams452ef01_off() local
98 struct device *dev = &dsi->dev; in s6e88a0_ams452ef01_off()
101 dsi->mode_flags &= ~MIPI_DSI_MODE_LPM; in s6e88a0_ams452ef01_off()
103 ret = mipi_dsi_dcs_set_display_off(dsi); in s6e88a0_ams452ef01_off()
110 ret = mipi_dsi_dcs_enter_sleep_mode(dsi); in s6e88a0_ams452ef01_off()
120 static int s6e88a0_ams452ef01_prepare(struct drm_panel *panel) in s6e88a0_ams452ef01_prepare() argument
122 struct s6e88a0_ams452ef01 *ctx = to_s6e88a0_ams452ef01(panel); in s6e88a0_ams452ef01_prepare()
123 struct device *dev = &ctx->dsi->dev; in s6e88a0_ams452ef01_prepare()
126 if (ctx->prepared) in s6e88a0_ams452ef01_prepare()
129 ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); in s6e88a0_ams452ef01_prepare()
139 dev_err(dev, "Failed to initialize panel: %d\n", ret); in s6e88a0_ams452ef01_prepare()
140 gpiod_set_value_cansleep(ctx->reset_gpio, 0); in s6e88a0_ams452ef01_prepare()
141 regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), in s6e88a0_ams452ef01_prepare()
142 ctx->supplies); in s6e88a0_ams452ef01_prepare()
146 ctx->prepared = true; in s6e88a0_ams452ef01_prepare()
150 static int s6e88a0_ams452ef01_unprepare(struct drm_panel *panel) in s6e88a0_ams452ef01_unprepare() argument
152 struct s6e88a0_ams452ef01 *ctx = to_s6e88a0_ams452ef01(panel); in s6e88a0_ams452ef01_unprepare()
153 struct device *dev = &ctx->dsi->dev; in s6e88a0_ams452ef01_unprepare()
156 if (!ctx->prepared) in s6e88a0_ams452ef01_unprepare()
161 dev_err(dev, "Failed to un-initialize panel: %d\n", ret); in s6e88a0_ams452ef01_unprepare()
163 gpiod_set_value_cansleep(ctx->reset_gpio, 0); in s6e88a0_ams452ef01_unprepare()
164 regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); in s6e88a0_ams452ef01_unprepare()
166 ctx->prepared = false; in s6e88a0_ams452ef01_unprepare()
184 static int s6e88a0_ams452ef01_get_modes(struct drm_panel *panel, in s6e88a0_ams452ef01_get_modes() argument
189 mode = drm_mode_duplicate(connector->dev, &s6e88a0_ams452ef01_mode); in s6e88a0_ams452ef01_get_modes()
191 return -ENOMEM; in s6e88a0_ams452ef01_get_modes()
195 mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; in s6e88a0_ams452ef01_get_modes()
196 connector->display_info.width_mm = mode->width_mm; in s6e88a0_ams452ef01_get_modes()
197 connector->display_info.height_mm = mode->height_mm; in s6e88a0_ams452ef01_get_modes()
209 static int s6e88a0_ams452ef01_probe(struct mipi_dsi_device *dsi) in s6e88a0_ams452ef01_probe() argument
211 struct device *dev = &dsi->dev; in s6e88a0_ams452ef01_probe()
217 return -ENOMEM; in s6e88a0_ams452ef01_probe()
219 ctx->supplies[0].supply = "vdd3"; in s6e88a0_ams452ef01_probe()
220 ctx->supplies[1].supply = "vci"; in s6e88a0_ams452ef01_probe()
221 ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies), in s6e88a0_ams452ef01_probe()
222 ctx->supplies); in s6e88a0_ams452ef01_probe()
228 ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); in s6e88a0_ams452ef01_probe()
229 if (IS_ERR(ctx->reset_gpio)) { in s6e88a0_ams452ef01_probe()
230 ret = PTR_ERR(ctx->reset_gpio); in s6e88a0_ams452ef01_probe()
231 dev_err(dev, "Failed to get reset-gpios: %d\n", ret); in s6e88a0_ams452ef01_probe()
235 ctx->dsi = dsi; in s6e88a0_ams452ef01_probe()
236 mipi_dsi_set_drvdata(dsi, ctx); in s6e88a0_ams452ef01_probe()
238 dsi->lanes = 2; in s6e88a0_ams452ef01_probe()
239 dsi->format = MIPI_DSI_FMT_RGB888; in s6e88a0_ams452ef01_probe()
240 dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST; in s6e88a0_ams452ef01_probe()
242 drm_panel_init(&ctx->panel, dev, &s6e88a0_ams452ef01_panel_funcs, in s6e88a0_ams452ef01_probe()
245 drm_panel_add(&ctx->panel); in s6e88a0_ams452ef01_probe()
247 ret = mipi_dsi_attach(dsi); in s6e88a0_ams452ef01_probe()
249 dev_err(dev, "Failed to attach to DSI host: %d\n", ret); in s6e88a0_ams452ef01_probe()
256 static int s6e88a0_ams452ef01_remove(struct mipi_dsi_device *dsi) in s6e88a0_ams452ef01_remove() argument
258 struct s6e88a0_ams452ef01 *ctx = mipi_dsi_get_drvdata(dsi); in s6e88a0_ams452ef01_remove()
261 ret = mipi_dsi_detach(dsi); in s6e88a0_ams452ef01_remove()
263 dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret); in s6e88a0_ams452ef01_remove()
265 drm_panel_remove(&ctx->panel); in s6e88a0_ams452ef01_remove()
271 { .compatible = "samsung,s6e88a0-ams452ef01" },
280 .name = "panel-s6e88a0-ams452ef01",
287 MODULE_DESCRIPTION("MIPI-DSI based Panel Driver for AMS452EF01 AMOLED LCD with a S6E88A0 controller…