diff options
Diffstat (limited to 'drivers/gpu/drm/panel/panel-ilitek-ili9881c.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 277 |
1 files changed, 255 insertions, 22 deletions
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c index 3ed8635a6fbd..0145129d7c66 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c @@ -10,6 +10,7 @@ #include <linux/fb.h> #include <linux/kernel.h> #include <linux/module.h> +#include <linux/of_device.h> #include <linux/gpio/consumer.h> #include <linux/regulator/consumer.h> @@ -20,14 +21,6 @@ #include <video/mipi_display.h> -struct ili9881c { - struct drm_panel panel; - struct mipi_dsi_device *dsi; - - struct regulator *power; - struct gpio_desc *reset; -}; - enum ili9881c_op { ILI9881C_SWITCH_PAGE, ILI9881C_COMMAND, @@ -45,6 +38,21 @@ struct ili9881c_instr { } arg; }; +struct ili9881c_desc { + const struct ili9881c_instr *init; + const size_t init_length; + const struct drm_display_mode *mode; +}; + +struct ili9881c { + struct drm_panel panel; + struct mipi_dsi_device *dsi; + const struct ili9881c_desc *desc; + + struct regulator *power; + struct gpio_desc *reset; +}; + #define ILI9881C_SWITCH_PAGE_INSTR(_page) \ { \ .op = ILI9881C_SWITCH_PAGE, \ @@ -64,7 +72,7 @@ struct ili9881c_instr { }, \ } -static const struct ili9881c_instr ili9881c_init[] = { +static const struct ili9881c_instr lhr050h41_init[] = { ILI9881C_SWITCH_PAGE_INSTR(3), ILI9881C_COMMAND_INSTR(0x01, 0x00), ILI9881C_COMMAND_INSTR(0x02, 0x00), @@ -252,6 +260,199 @@ static const struct ili9881c_instr ili9881c_init[] = { ILI9881C_COMMAND_INSTR(0xD3, 0x3F), }; +static const struct ili9881c_instr k101_im2byl02_init[] = { + ILI9881C_SWITCH_PAGE_INSTR(3), + ILI9881C_COMMAND_INSTR(0x01, 0x00), + ILI9881C_COMMAND_INSTR(0x02, 0x00), + ILI9881C_COMMAND_INSTR(0x03, 0x73), + ILI9881C_COMMAND_INSTR(0x04, 0x00), + ILI9881C_COMMAND_INSTR(0x05, 0x00), + ILI9881C_COMMAND_INSTR(0x06, 0x08), + ILI9881C_COMMAND_INSTR(0x07, 0x00), + ILI9881C_COMMAND_INSTR(0x08, 0x00), + ILI9881C_COMMAND_INSTR(0x09, 0x00), + ILI9881C_COMMAND_INSTR(0x0A, 0x01), + ILI9881C_COMMAND_INSTR(0x0B, 0x01), + ILI9881C_COMMAND_INSTR(0x0C, 0x00), + ILI9881C_COMMAND_INSTR(0x0D, 0x01), + ILI9881C_COMMAND_INSTR(0x0E, 0x01), + ILI9881C_COMMAND_INSTR(0x0F, 0x00), + ILI9881C_COMMAND_INSTR(0x10, 0x00), + ILI9881C_COMMAND_INSTR(0x11, 0x00), + ILI9881C_COMMAND_INSTR(0x12, 0x00), + ILI9881C_COMMAND_INSTR(0x13, 0x00), + ILI9881C_COMMAND_INSTR(0x14, 0x00), + ILI9881C_COMMAND_INSTR(0x15, 0x00), + ILI9881C_COMMAND_INSTR(0x16, 0x00), + ILI9881C_COMMAND_INSTR(0x17, 0x00), + ILI9881C_COMMAND_INSTR(0x18, 0x00), + ILI9881C_COMMAND_INSTR(0x19, 0x00), + ILI9881C_COMMAND_INSTR(0x1A, 0x00), + ILI9881C_COMMAND_INSTR(0x1B, 0x00), + ILI9881C_COMMAND_INSTR(0x1C, 0x00), + ILI9881C_COMMAND_INSTR(0x1D, 0x00), + ILI9881C_COMMAND_INSTR(0x1E, 0x40), + ILI9881C_COMMAND_INSTR(0x1F, 0xC0), + ILI9881C_COMMAND_INSTR(0x20, 0x06), + ILI9881C_COMMAND_INSTR(0x21, 0x01), + ILI9881C_COMMAND_INSTR(0x22, 0x06), + ILI9881C_COMMAND_INSTR(0x23, 0x01), + ILI9881C_COMMAND_INSTR(0x24, 0x88), + ILI9881C_COMMAND_INSTR(0x25, 0x88), + ILI9881C_COMMAND_INSTR(0x26, 0x00), + ILI9881C_COMMAND_INSTR(0x27, 0x00), + ILI9881C_COMMAND_INSTR(0x28, 0x3B), + ILI9881C_COMMAND_INSTR(0x29, 0x03), + ILI9881C_COMMAND_INSTR(0x2A, 0x00), + ILI9881C_COMMAND_INSTR(0x2B, 0x00), + ILI9881C_COMMAND_INSTR(0x2C, 0x00), + ILI9881C_COMMAND_INSTR(0x2D, 0x00), + ILI9881C_COMMAND_INSTR(0x2E, 0x00), + ILI9881C_COMMAND_INSTR(0x2F, 0x00), + ILI9881C_COMMAND_INSTR(0x30, 0x00), + ILI9881C_COMMAND_INSTR(0x31, 0x00), + ILI9881C_COMMAND_INSTR(0x32, 0x00), + ILI9881C_COMMAND_INSTR(0x33, 0x00), + ILI9881C_COMMAND_INSTR(0x34, 0x00), /* GPWR1/2 non overlap time 2.62us */ + ILI9881C_COMMAND_INSTR(0x35, 0x00), + ILI9881C_COMMAND_INSTR(0x36, 0x00), + ILI9881C_COMMAND_INSTR(0x37, 0x00), + ILI9881C_COMMAND_INSTR(0x38, 0x00), + ILI9881C_COMMAND_INSTR(0x39, 0x00), + ILI9881C_COMMAND_INSTR(0x3A, 0x00), + ILI9881C_COMMAND_INSTR(0x3B, 0x00), + ILI9881C_COMMAND_INSTR(0x3C, 0x00), + ILI9881C_COMMAND_INSTR(0x3D, 0x00), + ILI9881C_COMMAND_INSTR(0x3E, 0x00), + ILI9881C_COMMAND_INSTR(0x3F, 0x00), + ILI9881C_COMMAND_INSTR(0x40, 0x00), + ILI9881C_COMMAND_INSTR(0x41, 0x00), + ILI9881C_COMMAND_INSTR(0x42, 0x00), + ILI9881C_COMMAND_INSTR(0x43, 0x00), + ILI9881C_COMMAND_INSTR(0x44, 0x00), + ILI9881C_COMMAND_INSTR(0x50, 0x01), + ILI9881C_COMMAND_INSTR(0x51, 0x23), + ILI9881C_COMMAND_INSTR(0x52, 0x45), + ILI9881C_COMMAND_INSTR(0x53, 0x67), + ILI9881C_COMMAND_INSTR(0x54, 0x89), + ILI9881C_COMMAND_INSTR(0x55, 0xAB), + ILI9881C_COMMAND_INSTR(0x56, 0x01), + ILI9881C_COMMAND_INSTR(0x57, 0x23), + ILI9881C_COMMAND_INSTR(0x58, 0x45), + ILI9881C_COMMAND_INSTR(0x59, 0x67), + ILI9881C_COMMAND_INSTR(0x5A, 0x89), + ILI9881C_COMMAND_INSTR(0x5B, 0xAB), + ILI9881C_COMMAND_INSTR(0x5C, 0xCD), + ILI9881C_COMMAND_INSTR(0x5D, 0xEF), + ILI9881C_COMMAND_INSTR(0x5E, 0x00), + ILI9881C_COMMAND_INSTR(0x5F, 0x01), + ILI9881C_COMMAND_INSTR(0x60, 0x01), + ILI9881C_COMMAND_INSTR(0x61, 0x06), + ILI9881C_COMMAND_INSTR(0x62, 0x06), + ILI9881C_COMMAND_INSTR(0x63, 0x07), + ILI9881C_COMMAND_INSTR(0x64, 0x07), + ILI9881C_COMMAND_INSTR(0x65, 0x00), + ILI9881C_COMMAND_INSTR(0x66, 0x00), + ILI9881C_COMMAND_INSTR(0x67, 0x02), + ILI9881C_COMMAND_INSTR(0x68, 0x02), + ILI9881C_COMMAND_INSTR(0x69, 0x05), + ILI9881C_COMMAND_INSTR(0x6A, 0x05), + ILI9881C_COMMAND_INSTR(0x6B, 0x02), + ILI9881C_COMMAND_INSTR(0x6C, 0x0D), + ILI9881C_COMMAND_INSTR(0x6D, 0x0D), + ILI9881C_COMMAND_INSTR(0x6E, 0x0C), + ILI9881C_COMMAND_INSTR(0x6F, 0x0C), + ILI9881C_COMMAND_INSTR(0x70, 0x0F), + ILI9881C_COMMAND_INSTR(0x71, 0x0F), + ILI9881C_COMMAND_INSTR(0x72, 0x0E), + ILI9881C_COMMAND_INSTR(0x73, 0x0E), + ILI9881C_COMMAND_INSTR(0x74, 0x02), + ILI9881C_COMMAND_INSTR(0x75, 0x01), + ILI9881C_COMMAND_INSTR(0x76, 0x01), + ILI9881C_COMMAND_INSTR(0x77, 0x06), + ILI9881C_COMMAND_INSTR(0x78, 0x06), + ILI9881C_COMMAND_INSTR(0x79, 0x07), + ILI9881C_COMMAND_INSTR(0x7A, 0x07), + ILI9881C_COMMAND_INSTR(0x7B, 0x00), + ILI9881C_COMMAND_INSTR(0x7C, 0x00), + ILI9881C_COMMAND_INSTR(0x7D, 0x02), + ILI9881C_COMMAND_INSTR(0x7E, 0x02), + ILI9881C_COMMAND_INSTR(0x7F, 0x05), + ILI9881C_COMMAND_INSTR(0x80, 0x05), + ILI9881C_COMMAND_INSTR(0x81, 0x02), + ILI9881C_COMMAND_INSTR(0x82, 0x0D), + ILI9881C_COMMAND_INSTR(0x83, 0x0D), + ILI9881C_COMMAND_INSTR(0x84, 0x0C), + ILI9881C_COMMAND_INSTR(0x85, 0x0C), + ILI9881C_COMMAND_INSTR(0x86, 0x0F), + ILI9881C_COMMAND_INSTR(0x87, 0x0F), + ILI9881C_COMMAND_INSTR(0x88, 0x0E), + ILI9881C_COMMAND_INSTR(0x89, 0x0E), + ILI9881C_COMMAND_INSTR(0x8A, 0x02), + ILI9881C_SWITCH_PAGE_INSTR(4), + ILI9881C_COMMAND_INSTR(0x3B, 0xC0), /* ILI4003D sel */ + ILI9881C_COMMAND_INSTR(0x6C, 0x15), /* Set VCORE voltage = 1.5V */ + ILI9881C_COMMAND_INSTR(0x6E, 0x2A), /* di_pwr_reg=0 for power mode 2A, VGH clamp 18V */ + ILI9881C_COMMAND_INSTR(0x6F, 0x33), /* pumping ratio VGH=5x VGL=-3x */ + ILI9881C_COMMAND_INSTR(0x8D, 0x1B), /* VGL clamp -10V */ + ILI9881C_COMMAND_INSTR(0x87, 0xBA), /* ESD */ + ILI9881C_COMMAND_INSTR(0x3A, 0x24), /* POWER SAVING */ + ILI9881C_COMMAND_INSTR(0x26, 0x76), + ILI9881C_COMMAND_INSTR(0xB2, 0xD1), + ILI9881C_SWITCH_PAGE_INSTR(1), + ILI9881C_COMMAND_INSTR(0x22, 0x0A), /* BGR, SS */ + ILI9881C_COMMAND_INSTR(0x31, 0x00), /* Zigzag type3 inversion */ + ILI9881C_COMMAND_INSTR(0x40, 0x53), /* ILI4003D sel */ + ILI9881C_COMMAND_INSTR(0x43, 0x66), + ILI9881C_COMMAND_INSTR(0x53, 0x4C), + ILI9881C_COMMAND_INSTR(0x50, 0x87), + ILI9881C_COMMAND_INSTR(0x51, 0x82), + ILI9881C_COMMAND_INSTR(0x60, 0x15), + ILI9881C_COMMAND_INSTR(0x61, 0x01), + ILI9881C_COMMAND_INSTR(0x62, 0x0C), + ILI9881C_COMMAND_INSTR(0x63, 0x00), + ILI9881C_COMMAND_INSTR(0xA0, 0x00), + ILI9881C_COMMAND_INSTR(0xA1, 0x13), /* VP251 */ + ILI9881C_COMMAND_INSTR(0xA2, 0x23), /* VP247 */ + ILI9881C_COMMAND_INSTR(0xA3, 0x14), /* VP243 */ + ILI9881C_COMMAND_INSTR(0xA4, 0x16), /* VP239 */ + ILI9881C_COMMAND_INSTR(0xA5, 0x29), /* VP231 */ + ILI9881C_COMMAND_INSTR(0xA6, 0x1E), /* VP219 */ + ILI9881C_COMMAND_INSTR(0xA7, 0x1D), /* VP203 */ + ILI9881C_COMMAND_INSTR(0xA8, 0x86), /* VP175 */ + ILI9881C_COMMAND_INSTR(0xA9, 0x1E), /* VP144 */ + ILI9881C_COMMAND_INSTR(0xAA, 0x29), /* VP111 */ + ILI9881C_COMMAND_INSTR(0xAB, 0x74), /* VP80 */ + ILI9881C_COMMAND_INSTR(0xAC, 0x19), /* VP52 */ + ILI9881C_COMMAND_INSTR(0xAD, 0x17), /* VP36 */ + ILI9881C_COMMAND_INSTR(0xAE, 0x4B), /* VP24 */ + ILI9881C_COMMAND_INSTR(0xAF, 0x20), /* VP16 */ + ILI9881C_COMMAND_INSTR(0xB0, 0x26), /* VP12 */ + ILI9881C_COMMAND_INSTR(0xB1, 0x4C), /* VP8 */ + ILI9881C_COMMAND_INSTR(0xB2, 0x5D), /* VP4 */ + ILI9881C_COMMAND_INSTR(0xB3, 0x3F), /* VP0 */ + ILI9881C_COMMAND_INSTR(0xC0, 0x00), /* VN255 GAMMA N */ + ILI9881C_COMMAND_INSTR(0xC1, 0x13), /* VN251 */ + ILI9881C_COMMAND_INSTR(0xC2, 0x23), /* VN247 */ + ILI9881C_COMMAND_INSTR(0xC3, 0x14), /* VN243 */ + ILI9881C_COMMAND_INSTR(0xC4, 0x16), /* VN239 */ + ILI9881C_COMMAND_INSTR(0xC5, 0x29), /* VN231 */ + ILI9881C_COMMAND_INSTR(0xC6, 0x1E), /* VN219 */ + ILI9881C_COMMAND_INSTR(0xC7, 0x1D), /* VN203 */ + ILI9881C_COMMAND_INSTR(0xC8, 0x86), /* VN175 */ + ILI9881C_COMMAND_INSTR(0xC9, 0x1E), /* VN144 */ + ILI9881C_COMMAND_INSTR(0xCA, 0x29), /* VN111 */ + ILI9881C_COMMAND_INSTR(0xCB, 0x74), /* VN80 */ + ILI9881C_COMMAND_INSTR(0xCC, 0x19), /* VN52 */ + ILI9881C_COMMAND_INSTR(0xCD, 0x17), /* VN36 */ + ILI9881C_COMMAND_INSTR(0xCE, 0x4B), /* VN24 */ + ILI9881C_COMMAND_INSTR(0xCF, 0x20), /* VN16 */ + ILI9881C_COMMAND_INSTR(0xD0, 0x26), /* VN12 */ + ILI9881C_COMMAND_INSTR(0xD1, 0x4C), /* VN8 */ + ILI9881C_COMMAND_INSTR(0xD2, 0x5D), /* VN4 */ + ILI9881C_COMMAND_INSTR(0xD3, 0x3F), /* VN0 */ +}; + static inline struct ili9881c *panel_to_ili9881c(struct drm_panel *panel) { return container_of(panel, struct ili9881c, panel); @@ -311,8 +512,8 @@ static int ili9881c_prepare(struct drm_panel *panel) gpiod_set_value(ctx->reset, 0); msleep(20); - for (i = 0; i < ARRAY_SIZE(ili9881c_init); i++) { - const struct ili9881c_instr *instr = &ili9881c_init[i]; + for (i = 0; i < ctx->desc->init_length; i++) { + const struct ili9881c_instr *instr = &ctx->desc->init[i]; if (instr->op == ILI9881C_SWITCH_PAGE) ret = ili9881c_switch_page(ctx, instr->arg.page); @@ -368,7 +569,7 @@ static int ili9881c_unprepare(struct drm_panel *panel) return 0; } -static const struct drm_display_mode bananapi_default_mode = { +static const struct drm_display_mode lhr050h41_default_mode = { .clock = 62000, .hdisplay = 720, @@ -380,6 +581,26 @@ static const struct drm_display_mode bananapi_default_mode = { .vsync_start = 1280 + 10, .vsync_end = 1280 + 10 + 10, .vtotal = 1280 + 10 + 10 + 20, + + .width_mm = 62, + .height_mm = 110, +}; + +static const struct drm_display_mode k101_im2byl02_default_mode = { + .clock = 69700, + + .hdisplay = 800, + .hsync_start = 800 + 6, + .hsync_end = 800 + 6 + 15, + .htotal = 800 + 6 + 15 + 16, + + .vdisplay = 1280, + .vsync_start = 1280 + 8, + .vsync_end = 1280 + 8 + 48, + .vtotal = 1280 + 8 + 48 + 52, + + .width_mm = 135, + .height_mm = 217, }; static int ili9881c_get_modes(struct drm_panel *panel, @@ -388,12 +609,12 @@ static int ili9881c_get_modes(struct drm_panel *panel, struct ili9881c *ctx = panel_to_ili9881c(panel); struct drm_display_mode *mode; - mode = drm_mode_duplicate(connector->dev, &bananapi_default_mode); + mode = drm_mode_duplicate(connector->dev, ctx->desc->mode); if (!mode) { dev_err(&ctx->dsi->dev, "failed to add mode %ux%ux@%u\n", - bananapi_default_mode.hdisplay, - bananapi_default_mode.vdisplay, - drm_mode_vrefresh(&bananapi_default_mode)); + ctx->desc->mode->hdisplay, + ctx->desc->mode->vdisplay, + drm_mode_vrefresh(ctx->desc->mode)); return -ENOMEM; } @@ -402,8 +623,8 @@ static int ili9881c_get_modes(struct drm_panel *panel, mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; drm_mode_probed_add(connector, mode); - connector->display_info.width_mm = 62; - connector->display_info.height_mm = 110; + connector->display_info.width_mm = mode->width_mm; + connector->display_info.height_mm = mode->height_mm; return 1; } @@ -426,6 +647,7 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi) return -ENOMEM; mipi_dsi_set_drvdata(dsi, ctx); ctx->dsi = dsi; + ctx->desc = of_device_get_match_data(&dsi->dev); drm_panel_init(&ctx->panel, &dsi->dev, &ili9881c_funcs, DRM_MODE_CONNECTOR_DSI); @@ -446,9 +668,7 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi) if (ret) return ret; - ret = drm_panel_add(&ctx->panel); - if (ret < 0) - return ret; + drm_panel_add(&ctx->panel); dsi->mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE; dsi->format = MIPI_DSI_FMT_RGB888; @@ -467,8 +687,21 @@ static int ili9881c_dsi_remove(struct mipi_dsi_device *dsi) return 0; } +static const struct ili9881c_desc lhr050h41_desc = { + .init = lhr050h41_init, + .init_length = ARRAY_SIZE(lhr050h41_init), + .mode = &lhr050h41_default_mode, +}; + +static const struct ili9881c_desc k101_im2byl02_desc = { + .init = k101_im2byl02_init, + .init_length = ARRAY_SIZE(k101_im2byl02_init), + .mode = &k101_im2byl02_default_mode, +}; + static const struct of_device_id ili9881c_of_match[] = { - { .compatible = "bananapi,lhr050h41" }, + { .compatible = "bananapi,lhr050h41", .data = &lhr050h41_desc }, + { .compatible = "feixin,k101-im2byl02", .data = &k101_im2byl02_desc }, { } }; MODULE_DEVICE_TABLE(of, ili9881c_of_match); |