16b818c53SJagan Teki // SPDX-License-Identifier: GPL-2.0+ 26b818c53SJagan Teki /* 36b818c53SJagan Teki * Copyright (c) 2019 Radxa Limited 46b818c53SJagan Teki * Copyright (c) 2022 Edgeble AI Technologies Pvt. Ltd. 56b818c53SJagan Teki * 66b818c53SJagan Teki * Author: 76b818c53SJagan Teki * - Jagan Teki <jagan@amarulasolutions.com> 86b818c53SJagan Teki * - Stephen Chen <stephen@radxa.com> 96b818c53SJagan Teki */ 106b818c53SJagan Teki 116b818c53SJagan Teki #include <drm/drm_mipi_dsi.h> 126b818c53SJagan Teki #include <drm/drm_modes.h> 136b818c53SJagan Teki #include <drm/drm_panel.h> 146b818c53SJagan Teki #include <drm/drm_print.h> 156b818c53SJagan Teki 166b818c53SJagan Teki #include <linux/gpio/consumer.h> 176b818c53SJagan Teki #include <linux/delay.h> 186b818c53SJagan Teki #include <linux/module.h> 196b818c53SJagan Teki #include <linux/of_device.h> 206b818c53SJagan Teki #include <linux/regulator/consumer.h> 216b818c53SJagan Teki 226b818c53SJagan Teki #define JD9365DA_INIT_CMD_LEN 2 236b818c53SJagan Teki 246b818c53SJagan Teki struct jadard_init_cmd { 256b818c53SJagan Teki u8 data[JD9365DA_INIT_CMD_LEN]; 266b818c53SJagan Teki }; 276b818c53SJagan Teki 286b818c53SJagan Teki struct jadard_panel_desc { 296b818c53SJagan Teki const struct drm_display_mode mode; 306b818c53SJagan Teki unsigned int lanes; 316b818c53SJagan Teki enum mipi_dsi_pixel_format format; 326b818c53SJagan Teki const struct jadard_init_cmd *init_cmds; 336b818c53SJagan Teki u32 num_init_cmds; 346b818c53SJagan Teki }; 356b818c53SJagan Teki 366b818c53SJagan Teki struct jadard { 376b818c53SJagan Teki struct drm_panel panel; 386b818c53SJagan Teki struct mipi_dsi_device *dsi; 396b818c53SJagan Teki const struct jadard_panel_desc *desc; 406b818c53SJagan Teki 416b818c53SJagan Teki struct regulator *vdd; 426b818c53SJagan Teki struct regulator *vccio; 436b818c53SJagan Teki struct gpio_desc *reset; 446b818c53SJagan Teki }; 456b818c53SJagan Teki 466b818c53SJagan Teki static inline struct jadard *panel_to_jadard(struct drm_panel *panel) 476b818c53SJagan Teki { 486b818c53SJagan Teki return container_of(panel, struct jadard, panel); 496b818c53SJagan Teki } 506b818c53SJagan Teki 516b818c53SJagan Teki static int jadard_enable(struct drm_panel *panel) 526b818c53SJagan Teki { 536b818c53SJagan Teki struct device *dev = panel->dev; 546b818c53SJagan Teki struct jadard *jadard = panel_to_jadard(panel); 556b818c53SJagan Teki const struct jadard_panel_desc *desc = jadard->desc; 566b818c53SJagan Teki struct mipi_dsi_device *dsi = jadard->dsi; 576b818c53SJagan Teki unsigned int i; 586b818c53SJagan Teki int err; 596b818c53SJagan Teki 606b818c53SJagan Teki msleep(10); 616b818c53SJagan Teki 626b818c53SJagan Teki for (i = 0; i < desc->num_init_cmds; i++) { 636b818c53SJagan Teki const struct jadard_init_cmd *cmd = &desc->init_cmds[i]; 646b818c53SJagan Teki 656b818c53SJagan Teki err = mipi_dsi_dcs_write_buffer(dsi, cmd->data, JD9365DA_INIT_CMD_LEN); 666b818c53SJagan Teki if (err < 0) 676b818c53SJagan Teki return err; 686b818c53SJagan Teki } 696b818c53SJagan Teki 706b818c53SJagan Teki msleep(120); 716b818c53SJagan Teki 726b818c53SJagan Teki err = mipi_dsi_dcs_exit_sleep_mode(dsi); 736b818c53SJagan Teki if (err < 0) 746b818c53SJagan Teki DRM_DEV_ERROR(dev, "failed to exit sleep mode ret = %d\n", err); 756b818c53SJagan Teki 766b818c53SJagan Teki err = mipi_dsi_dcs_set_display_on(dsi); 776b818c53SJagan Teki if (err < 0) 786b818c53SJagan Teki DRM_DEV_ERROR(dev, "failed to set display on ret = %d\n", err); 796b818c53SJagan Teki 806b818c53SJagan Teki return 0; 816b818c53SJagan Teki } 826b818c53SJagan Teki 836b818c53SJagan Teki static int jadard_disable(struct drm_panel *panel) 846b818c53SJagan Teki { 856b818c53SJagan Teki struct device *dev = panel->dev; 866b818c53SJagan Teki struct jadard *jadard = panel_to_jadard(panel); 876b818c53SJagan Teki int ret; 886b818c53SJagan Teki 896b818c53SJagan Teki ret = mipi_dsi_dcs_set_display_off(jadard->dsi); 906b818c53SJagan Teki if (ret < 0) 916b818c53SJagan Teki DRM_DEV_ERROR(dev, "failed to set display off: %d\n", ret); 926b818c53SJagan Teki 936b818c53SJagan Teki ret = mipi_dsi_dcs_enter_sleep_mode(jadard->dsi); 946b818c53SJagan Teki if (ret < 0) 956b818c53SJagan Teki DRM_DEV_ERROR(dev, "failed to enter sleep mode: %d\n", ret); 966b818c53SJagan Teki 976b818c53SJagan Teki return 0; 986b818c53SJagan Teki } 996b818c53SJagan Teki 1006b818c53SJagan Teki static int jadard_prepare(struct drm_panel *panel) 1016b818c53SJagan Teki { 1026b818c53SJagan Teki struct jadard *jadard = panel_to_jadard(panel); 1036b818c53SJagan Teki int ret; 1046b818c53SJagan Teki 1056b818c53SJagan Teki ret = regulator_enable(jadard->vccio); 1066b818c53SJagan Teki if (ret) 1076b818c53SJagan Teki return ret; 1086b818c53SJagan Teki 1096b818c53SJagan Teki ret = regulator_enable(jadard->vdd); 1106b818c53SJagan Teki if (ret) 1116b818c53SJagan Teki return ret; 1126b818c53SJagan Teki 1136b818c53SJagan Teki gpiod_set_value(jadard->reset, 1); 1146b818c53SJagan Teki msleep(5); 1156b818c53SJagan Teki 1166b818c53SJagan Teki gpiod_set_value(jadard->reset, 0); 1176b818c53SJagan Teki msleep(10); 1186b818c53SJagan Teki 1196b818c53SJagan Teki gpiod_set_value(jadard->reset, 1); 1206b818c53SJagan Teki msleep(120); 1216b818c53SJagan Teki 1226b818c53SJagan Teki return 0; 1236b818c53SJagan Teki } 1246b818c53SJagan Teki 1256b818c53SJagan Teki static int jadard_unprepare(struct drm_panel *panel) 1266b818c53SJagan Teki { 1276b818c53SJagan Teki struct jadard *jadard = panel_to_jadard(panel); 1286b818c53SJagan Teki 1296b818c53SJagan Teki gpiod_set_value(jadard->reset, 1); 1306b818c53SJagan Teki msleep(120); 1316b818c53SJagan Teki 1326b818c53SJagan Teki regulator_disable(jadard->vdd); 1336b818c53SJagan Teki regulator_disable(jadard->vccio); 1346b818c53SJagan Teki 1356b818c53SJagan Teki return 0; 1366b818c53SJagan Teki } 1376b818c53SJagan Teki 1386b818c53SJagan Teki static int jadard_get_modes(struct drm_panel *panel, 1396b818c53SJagan Teki struct drm_connector *connector) 1406b818c53SJagan Teki { 1416b818c53SJagan Teki struct jadard *jadard = panel_to_jadard(panel); 1426b818c53SJagan Teki const struct drm_display_mode *desc_mode = &jadard->desc->mode; 1436b818c53SJagan Teki struct drm_display_mode *mode; 1446b818c53SJagan Teki 1456b818c53SJagan Teki mode = drm_mode_duplicate(connector->dev, desc_mode); 1466b818c53SJagan Teki if (!mode) { 1476b818c53SJagan Teki DRM_DEV_ERROR(&jadard->dsi->dev, "failed to add mode %ux%ux@%u\n", 1486b818c53SJagan Teki desc_mode->hdisplay, desc_mode->vdisplay, 1496b818c53SJagan Teki drm_mode_vrefresh(desc_mode)); 1506b818c53SJagan Teki return -ENOMEM; 1516b818c53SJagan Teki } 1526b818c53SJagan Teki 1536b818c53SJagan Teki drm_mode_set_name(mode); 1546b818c53SJagan Teki drm_mode_probed_add(connector, mode); 1556b818c53SJagan Teki 1566b818c53SJagan Teki connector->display_info.width_mm = mode->width_mm; 1576b818c53SJagan Teki connector->display_info.height_mm = mode->height_mm; 1586b818c53SJagan Teki 1596b818c53SJagan Teki return 1; 1606b818c53SJagan Teki } 1616b818c53SJagan Teki 1626b818c53SJagan Teki static const struct drm_panel_funcs jadard_funcs = { 1636b818c53SJagan Teki .disable = jadard_disable, 1646b818c53SJagan Teki .unprepare = jadard_unprepare, 1656b818c53SJagan Teki .prepare = jadard_prepare, 1666b818c53SJagan Teki .enable = jadard_enable, 1676b818c53SJagan Teki .get_modes = jadard_get_modes, 1686b818c53SJagan Teki }; 1696b818c53SJagan Teki 1706b818c53SJagan Teki static const struct jadard_init_cmd cz101b4001_init_cmds[] = { 1716b818c53SJagan Teki { .data = { 0xE0, 0x00 } }, 1726b818c53SJagan Teki { .data = { 0xE1, 0x93 } }, 1736b818c53SJagan Teki { .data = { 0xE2, 0x65 } }, 1746b818c53SJagan Teki { .data = { 0xE3, 0xF8 } }, 1756b818c53SJagan Teki { .data = { 0x80, 0x03 } }, 1766b818c53SJagan Teki { .data = { 0xE0, 0x01 } }, 1776b818c53SJagan Teki { .data = { 0x00, 0x00 } }, 1786b818c53SJagan Teki { .data = { 0x01, 0x3B } }, 1796b818c53SJagan Teki { .data = { 0x0C, 0x74 } }, 1806b818c53SJagan Teki { .data = { 0x17, 0x00 } }, 1816b818c53SJagan Teki { .data = { 0x18, 0xAF } }, 1826b818c53SJagan Teki { .data = { 0x19, 0x00 } }, 1836b818c53SJagan Teki { .data = { 0x1A, 0x00 } }, 1846b818c53SJagan Teki { .data = { 0x1B, 0xAF } }, 1856b818c53SJagan Teki { .data = { 0x1C, 0x00 } }, 1866b818c53SJagan Teki { .data = { 0x35, 0x26 } }, 1876b818c53SJagan Teki { .data = { 0x37, 0x09 } }, 1886b818c53SJagan Teki { .data = { 0x38, 0x04 } }, 1896b818c53SJagan Teki { .data = { 0x39, 0x00 } }, 1906b818c53SJagan Teki { .data = { 0x3A, 0x01 } }, 1916b818c53SJagan Teki { .data = { 0x3C, 0x78 } }, 1926b818c53SJagan Teki { .data = { 0x3D, 0xFF } }, 1936b818c53SJagan Teki { .data = { 0x3E, 0xFF } }, 1946b818c53SJagan Teki { .data = { 0x3F, 0x7F } }, 1956b818c53SJagan Teki { .data = { 0x40, 0x06 } }, 1966b818c53SJagan Teki { .data = { 0x41, 0xA0 } }, 1976b818c53SJagan Teki { .data = { 0x42, 0x81 } }, 1986b818c53SJagan Teki { .data = { 0x43, 0x14 } }, 1996b818c53SJagan Teki { .data = { 0x44, 0x23 } }, 2006b818c53SJagan Teki { .data = { 0x45, 0x28 } }, 2016b818c53SJagan Teki { .data = { 0x55, 0x02 } }, 2026b818c53SJagan Teki { .data = { 0x57, 0x69 } }, 2036b818c53SJagan Teki { .data = { 0x59, 0x0A } }, 2046b818c53SJagan Teki { .data = { 0x5A, 0x2A } }, 2056b818c53SJagan Teki { .data = { 0x5B, 0x17 } }, 2066b818c53SJagan Teki { .data = { 0x5D, 0x7F } }, 2076b818c53SJagan Teki { .data = { 0x5E, 0x6B } }, 2086b818c53SJagan Teki { .data = { 0x5F, 0x5C } }, 2096b818c53SJagan Teki { .data = { 0x60, 0x4F } }, 2106b818c53SJagan Teki { .data = { 0x61, 0x4D } }, 2116b818c53SJagan Teki { .data = { 0x62, 0x3F } }, 2126b818c53SJagan Teki { .data = { 0x63, 0x42 } }, 2136b818c53SJagan Teki { .data = { 0x64, 0x2B } }, 2146b818c53SJagan Teki { .data = { 0x65, 0x44 } }, 2156b818c53SJagan Teki { .data = { 0x66, 0x43 } }, 2166b818c53SJagan Teki { .data = { 0x67, 0x43 } }, 2176b818c53SJagan Teki { .data = { 0x68, 0x63 } }, 2186b818c53SJagan Teki { .data = { 0x69, 0x52 } }, 2196b818c53SJagan Teki { .data = { 0x6A, 0x5A } }, 2206b818c53SJagan Teki { .data = { 0x6B, 0x4F } }, 2216b818c53SJagan Teki { .data = { 0x6C, 0x4E } }, 2226b818c53SJagan Teki { .data = { 0x6D, 0x20 } }, 2236b818c53SJagan Teki { .data = { 0x6E, 0x0F } }, 2246b818c53SJagan Teki { .data = { 0x6F, 0x00 } }, 2256b818c53SJagan Teki { .data = { 0x70, 0x7F } }, 2266b818c53SJagan Teki { .data = { 0x71, 0x6B } }, 2276b818c53SJagan Teki { .data = { 0x72, 0x5C } }, 2286b818c53SJagan Teki { .data = { 0x73, 0x4F } }, 2296b818c53SJagan Teki { .data = { 0x74, 0x4D } }, 2306b818c53SJagan Teki { .data = { 0x75, 0x3F } }, 2316b818c53SJagan Teki { .data = { 0x76, 0x42 } }, 2326b818c53SJagan Teki { .data = { 0x77, 0x2B } }, 2336b818c53SJagan Teki { .data = { 0x78, 0x44 } }, 2346b818c53SJagan Teki { .data = { 0x79, 0x43 } }, 2356b818c53SJagan Teki { .data = { 0x7A, 0x43 } }, 2366b818c53SJagan Teki { .data = { 0x7B, 0x63 } }, 2376b818c53SJagan Teki { .data = { 0x7C, 0x52 } }, 2386b818c53SJagan Teki { .data = { 0x7D, 0x5A } }, 2396b818c53SJagan Teki { .data = { 0x7E, 0x4F } }, 2406b818c53SJagan Teki { .data = { 0x7F, 0x4E } }, 2416b818c53SJagan Teki { .data = { 0x80, 0x20 } }, 2426b818c53SJagan Teki { .data = { 0x81, 0x0F } }, 2436b818c53SJagan Teki { .data = { 0x82, 0x00 } }, 2446b818c53SJagan Teki { .data = { 0xE0, 0x02 } }, 2456b818c53SJagan Teki { .data = { 0x00, 0x02 } }, 2466b818c53SJagan Teki { .data = { 0x01, 0x02 } }, 2476b818c53SJagan Teki { .data = { 0x02, 0x00 } }, 2486b818c53SJagan Teki { .data = { 0x03, 0x00 } }, 2496b818c53SJagan Teki { .data = { 0x04, 0x1E } }, 2506b818c53SJagan Teki { .data = { 0x05, 0x1E } }, 2516b818c53SJagan Teki { .data = { 0x06, 0x1F } }, 2526b818c53SJagan Teki { .data = { 0x07, 0x1F } }, 2536b818c53SJagan Teki { .data = { 0x08, 0x1F } }, 2546b818c53SJagan Teki { .data = { 0x09, 0x17 } }, 2556b818c53SJagan Teki { .data = { 0x0A, 0x17 } }, 2566b818c53SJagan Teki { .data = { 0x0B, 0x37 } }, 2576b818c53SJagan Teki { .data = { 0x0C, 0x37 } }, 2586b818c53SJagan Teki { .data = { 0x0D, 0x47 } }, 2596b818c53SJagan Teki { .data = { 0x0E, 0x47 } }, 2606b818c53SJagan Teki { .data = { 0x0F, 0x45 } }, 2616b818c53SJagan Teki { .data = { 0x10, 0x45 } }, 2626b818c53SJagan Teki { .data = { 0x11, 0x4B } }, 2636b818c53SJagan Teki { .data = { 0x12, 0x4B } }, 2646b818c53SJagan Teki { .data = { 0x13, 0x49 } }, 2656b818c53SJagan Teki { .data = { 0x14, 0x49 } }, 2666b818c53SJagan Teki { .data = { 0x15, 0x1F } }, 2676b818c53SJagan Teki { .data = { 0x16, 0x01 } }, 2686b818c53SJagan Teki { .data = { 0x17, 0x01 } }, 2696b818c53SJagan Teki { .data = { 0x18, 0x00 } }, 2706b818c53SJagan Teki { .data = { 0x19, 0x00 } }, 2716b818c53SJagan Teki { .data = { 0x1A, 0x1E } }, 2726b818c53SJagan Teki { .data = { 0x1B, 0x1E } }, 2736b818c53SJagan Teki { .data = { 0x1C, 0x1F } }, 2746b818c53SJagan Teki { .data = { 0x1D, 0x1F } }, 2756b818c53SJagan Teki { .data = { 0x1E, 0x1F } }, 2766b818c53SJagan Teki { .data = { 0x1F, 0x17 } }, 2776b818c53SJagan Teki { .data = { 0x20, 0x17 } }, 2786b818c53SJagan Teki { .data = { 0x21, 0x37 } }, 2796b818c53SJagan Teki { .data = { 0x22, 0x37 } }, 2806b818c53SJagan Teki { .data = { 0x23, 0x46 } }, 2816b818c53SJagan Teki { .data = { 0x24, 0x46 } }, 2826b818c53SJagan Teki { .data = { 0x25, 0x44 } }, 2836b818c53SJagan Teki { .data = { 0x26, 0x44 } }, 2846b818c53SJagan Teki { .data = { 0x27, 0x4A } }, 2856b818c53SJagan Teki { .data = { 0x28, 0x4A } }, 2866b818c53SJagan Teki { .data = { 0x29, 0x48 } }, 2876b818c53SJagan Teki { .data = { 0x2A, 0x48 } }, 2886b818c53SJagan Teki { .data = { 0x2B, 0x1F } }, 2896b818c53SJagan Teki { .data = { 0x2C, 0x01 } }, 2906b818c53SJagan Teki { .data = { 0x2D, 0x01 } }, 2916b818c53SJagan Teki { .data = { 0x2E, 0x00 } }, 2926b818c53SJagan Teki { .data = { 0x2F, 0x00 } }, 2936b818c53SJagan Teki { .data = { 0x30, 0x1F } }, 2946b818c53SJagan Teki { .data = { 0x31, 0x1F } }, 2956b818c53SJagan Teki { .data = { 0x32, 0x1E } }, 2966b818c53SJagan Teki { .data = { 0x33, 0x1E } }, 2976b818c53SJagan Teki { .data = { 0x34, 0x1F } }, 2986b818c53SJagan Teki { .data = { 0x35, 0x17 } }, 2996b818c53SJagan Teki { .data = { 0x36, 0x17 } }, 3006b818c53SJagan Teki { .data = { 0x37, 0x37 } }, 3016b818c53SJagan Teki { .data = { 0x38, 0x37 } }, 3026b818c53SJagan Teki { .data = { 0x39, 0x08 } }, 3036b818c53SJagan Teki { .data = { 0x3A, 0x08 } }, 3046b818c53SJagan Teki { .data = { 0x3B, 0x0A } }, 3056b818c53SJagan Teki { .data = { 0x3C, 0x0A } }, 3066b818c53SJagan Teki { .data = { 0x3D, 0x04 } }, 3076b818c53SJagan Teki { .data = { 0x3E, 0x04 } }, 3086b818c53SJagan Teki { .data = { 0x3F, 0x06 } }, 3096b818c53SJagan Teki { .data = { 0x40, 0x06 } }, 3106b818c53SJagan Teki { .data = { 0x41, 0x1F } }, 3116b818c53SJagan Teki { .data = { 0x42, 0x02 } }, 3126b818c53SJagan Teki { .data = { 0x43, 0x02 } }, 3136b818c53SJagan Teki { .data = { 0x44, 0x00 } }, 3146b818c53SJagan Teki { .data = { 0x45, 0x00 } }, 3156b818c53SJagan Teki { .data = { 0x46, 0x1F } }, 3166b818c53SJagan Teki { .data = { 0x47, 0x1F } }, 3176b818c53SJagan Teki { .data = { 0x48, 0x1E } }, 3186b818c53SJagan Teki { .data = { 0x49, 0x1E } }, 3196b818c53SJagan Teki { .data = { 0x4A, 0x1F } }, 3206b818c53SJagan Teki { .data = { 0x4B, 0x17 } }, 3216b818c53SJagan Teki { .data = { 0x4C, 0x17 } }, 3226b818c53SJagan Teki { .data = { 0x4D, 0x37 } }, 3236b818c53SJagan Teki { .data = { 0x4E, 0x37 } }, 3246b818c53SJagan Teki { .data = { 0x4F, 0x09 } }, 3256b818c53SJagan Teki { .data = { 0x50, 0x09 } }, 3266b818c53SJagan Teki { .data = { 0x51, 0x0B } }, 3276b818c53SJagan Teki { .data = { 0x52, 0x0B } }, 3286b818c53SJagan Teki { .data = { 0x53, 0x05 } }, 3296b818c53SJagan Teki { .data = { 0x54, 0x05 } }, 3306b818c53SJagan Teki { .data = { 0x55, 0x07 } }, 3316b818c53SJagan Teki { .data = { 0x56, 0x07 } }, 3326b818c53SJagan Teki { .data = { 0x57, 0x1F } }, 3336b818c53SJagan Teki { .data = { 0x58, 0x40 } }, 3346b818c53SJagan Teki { .data = { 0x5B, 0x30 } }, 3356b818c53SJagan Teki { .data = { 0x5C, 0x16 } }, 3366b818c53SJagan Teki { .data = { 0x5D, 0x34 } }, 3376b818c53SJagan Teki { .data = { 0x5E, 0x05 } }, 3386b818c53SJagan Teki { .data = { 0x5F, 0x02 } }, 3396b818c53SJagan Teki { .data = { 0x63, 0x00 } }, 3406b818c53SJagan Teki { .data = { 0x64, 0x6A } }, 3416b818c53SJagan Teki { .data = { 0x67, 0x73 } }, 3426b818c53SJagan Teki { .data = { 0x68, 0x1D } }, 3436b818c53SJagan Teki { .data = { 0x69, 0x08 } }, 3446b818c53SJagan Teki { .data = { 0x6A, 0x6A } }, 3456b818c53SJagan Teki { .data = { 0x6B, 0x08 } }, 3466b818c53SJagan Teki { .data = { 0x6C, 0x00 } }, 3476b818c53SJagan Teki { .data = { 0x6D, 0x00 } }, 3486b818c53SJagan Teki { .data = { 0x6E, 0x00 } }, 3496b818c53SJagan Teki { .data = { 0x6F, 0x88 } }, 3506b818c53SJagan Teki { .data = { 0x75, 0xFF } }, 3516b818c53SJagan Teki { .data = { 0x77, 0xDD } }, 3526b818c53SJagan Teki { .data = { 0x78, 0x3F } }, 3536b818c53SJagan Teki { .data = { 0x79, 0x15 } }, 3546b818c53SJagan Teki { .data = { 0x7A, 0x17 } }, 3556b818c53SJagan Teki { .data = { 0x7D, 0x14 } }, 3566b818c53SJagan Teki { .data = { 0x7E, 0x82 } }, 3576b818c53SJagan Teki { .data = { 0xE0, 0x04 } }, 3586b818c53SJagan Teki { .data = { 0x00, 0x0E } }, 3596b818c53SJagan Teki { .data = { 0x02, 0xB3 } }, 3606b818c53SJagan Teki { .data = { 0x09, 0x61 } }, 3616b818c53SJagan Teki { .data = { 0x0E, 0x48 } }, 3626b818c53SJagan Teki { .data = { 0xE0, 0x00 } }, 3636b818c53SJagan Teki { .data = { 0xE6, 0x02 } }, 3646b818c53SJagan Teki { .data = { 0xE7, 0x0C } }, 3656b818c53SJagan Teki }; 3666b818c53SJagan Teki 3676b818c53SJagan Teki static const struct jadard_panel_desc cz101b4001_desc = { 3686b818c53SJagan Teki .mode = { 3696b818c53SJagan Teki .clock = 70000, 3706b818c53SJagan Teki 3716b818c53SJagan Teki .hdisplay = 800, 3726b818c53SJagan Teki .hsync_start = 800 + 40, 3736b818c53SJagan Teki .hsync_end = 800 + 40 + 18, 3746b818c53SJagan Teki .htotal = 800 + 40 + 18 + 20, 3756b818c53SJagan Teki 3766b818c53SJagan Teki .vdisplay = 1280, 3776b818c53SJagan Teki .vsync_start = 1280 + 20, 3786b818c53SJagan Teki .vsync_end = 1280 + 20 + 4, 3796b818c53SJagan Teki .vtotal = 1280 + 20 + 4 + 20, 3806b818c53SJagan Teki 3816b818c53SJagan Teki .width_mm = 62, 3826b818c53SJagan Teki .height_mm = 110, 3836b818c53SJagan Teki .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, 3846b818c53SJagan Teki }, 3856b818c53SJagan Teki .lanes = 4, 3866b818c53SJagan Teki .format = MIPI_DSI_FMT_RGB888, 3876b818c53SJagan Teki .init_cmds = cz101b4001_init_cmds, 3886b818c53SJagan Teki .num_init_cmds = ARRAY_SIZE(cz101b4001_init_cmds), 3896b818c53SJagan Teki }; 3906b818c53SJagan Teki 3916b818c53SJagan Teki static int jadard_dsi_probe(struct mipi_dsi_device *dsi) 3926b818c53SJagan Teki { 3936b818c53SJagan Teki struct device *dev = &dsi->dev; 3946b818c53SJagan Teki const struct jadard_panel_desc *desc; 3956b818c53SJagan Teki struct jadard *jadard; 3966b818c53SJagan Teki int ret; 3976b818c53SJagan Teki 3986b818c53SJagan Teki jadard = devm_kzalloc(&dsi->dev, sizeof(*jadard), GFP_KERNEL); 3996b818c53SJagan Teki if (!jadard) 4006b818c53SJagan Teki return -ENOMEM; 4016b818c53SJagan Teki 4026b818c53SJagan Teki desc = of_device_get_match_data(dev); 4036b818c53SJagan Teki dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | 4046b818c53SJagan Teki MIPI_DSI_MODE_NO_EOT_PACKET; 4056b818c53SJagan Teki dsi->format = desc->format; 4066b818c53SJagan Teki dsi->lanes = desc->lanes; 4076b818c53SJagan Teki 4086b818c53SJagan Teki jadard->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); 4096b818c53SJagan Teki if (IS_ERR(jadard->reset)) { 4106b818c53SJagan Teki DRM_DEV_ERROR(&dsi->dev, "failed to get our reset GPIO\n"); 4116b818c53SJagan Teki return PTR_ERR(jadard->reset); 4126b818c53SJagan Teki } 4136b818c53SJagan Teki 4146b818c53SJagan Teki jadard->vdd = devm_regulator_get(dev, "vdd"); 4156b818c53SJagan Teki if (IS_ERR(jadard->vdd)) { 4166b818c53SJagan Teki DRM_DEV_ERROR(&dsi->dev, "failed to get vdd regulator\n"); 4176b818c53SJagan Teki return PTR_ERR(jadard->vdd); 4186b818c53SJagan Teki } 4196b818c53SJagan Teki 4206b818c53SJagan Teki jadard->vccio = devm_regulator_get(dev, "vccio"); 4216b818c53SJagan Teki if (IS_ERR(jadard->vccio)) { 4226b818c53SJagan Teki DRM_DEV_ERROR(&dsi->dev, "failed to get vccio regulator\n"); 4236b818c53SJagan Teki return PTR_ERR(jadard->vccio); 4246b818c53SJagan Teki } 4256b818c53SJagan Teki 4266b818c53SJagan Teki drm_panel_init(&jadard->panel, dev, &jadard_funcs, 4276b818c53SJagan Teki DRM_MODE_CONNECTOR_DSI); 4286b818c53SJagan Teki 4296b818c53SJagan Teki ret = drm_panel_of_backlight(&jadard->panel); 4306b818c53SJagan Teki if (ret) 4316b818c53SJagan Teki return ret; 4326b818c53SJagan Teki 4336b818c53SJagan Teki drm_panel_add(&jadard->panel); 4346b818c53SJagan Teki 4356b818c53SJagan Teki mipi_dsi_set_drvdata(dsi, jadard); 4366b818c53SJagan Teki jadard->dsi = dsi; 4376b818c53SJagan Teki jadard->desc = desc; 4386b818c53SJagan Teki 4396b818c53SJagan Teki ret = mipi_dsi_attach(dsi); 4406b818c53SJagan Teki if (ret < 0) 4416b818c53SJagan Teki drm_panel_remove(&jadard->panel); 4426b818c53SJagan Teki 4436b818c53SJagan Teki return ret; 4446b818c53SJagan Teki } 4456b818c53SJagan Teki 4466b818c53SJagan Teki static void jadard_dsi_remove(struct mipi_dsi_device *dsi) 4476b818c53SJagan Teki { 4486b818c53SJagan Teki struct jadard *jadard = mipi_dsi_get_drvdata(dsi); 4496b818c53SJagan Teki 4506b818c53SJagan Teki mipi_dsi_detach(dsi); 4516b818c53SJagan Teki drm_panel_remove(&jadard->panel); 4526b818c53SJagan Teki } 4536b818c53SJagan Teki 4546b818c53SJagan Teki static const struct of_device_id jadard_of_match[] = { 455*18d2f6d9SJagan Teki { 456*18d2f6d9SJagan Teki .compatible = "chongzhou,cz101b4001", 457*18d2f6d9SJagan Teki .data = &cz101b4001_desc 458*18d2f6d9SJagan Teki }, 459*18d2f6d9SJagan Teki { 460*18d2f6d9SJagan Teki .compatible = "radxa,display-10hd-ad001", 461*18d2f6d9SJagan Teki .data = &cz101b4001_desc 462*18d2f6d9SJagan Teki }, 4636b818c53SJagan Teki { /* sentinel */ } 4646b818c53SJagan Teki }; 4656b818c53SJagan Teki MODULE_DEVICE_TABLE(of, jadard_of_match); 4666b818c53SJagan Teki 4676b818c53SJagan Teki static struct mipi_dsi_driver jadard_driver = { 4686b818c53SJagan Teki .probe = jadard_dsi_probe, 4696b818c53SJagan Teki .remove = jadard_dsi_remove, 4706b818c53SJagan Teki .driver = { 4716b818c53SJagan Teki .name = "jadard-jd9365da", 4726b818c53SJagan Teki .of_match_table = jadard_of_match, 4736b818c53SJagan Teki }, 4746b818c53SJagan Teki }; 4756b818c53SJagan Teki module_mipi_dsi_driver(jadard_driver); 4766b818c53SJagan Teki 4776b818c53SJagan Teki MODULE_AUTHOR("Jagan Teki <jagan@edgeble.ai>"); 4786b818c53SJagan Teki MODULE_AUTHOR("Stephen Chen <stephen@radxa.com>"); 4796b818c53SJagan Teki MODULE_DESCRIPTION("Jadard JD9365DA-H3 WXGA DSI panel"); 4806b818c53SJagan Teki MODULE_LICENSE("GPL"); 481