^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright (c) 2017, Fuzhou Rockchip Electronics Co., Ltd
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) #include <linux/gpio/consumer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/regulator/consumer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <video/mipi_display.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <drm/drm_crtc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <drm/drm_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <drm/drm_mipi_dsi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <drm/drm_modes.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <drm/drm_panel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) struct kingdisplay_panel {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) struct drm_panel base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) struct mipi_dsi_device *link;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) struct regulator *supply;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) struct gpio_desc *enable_gpio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) bool prepared;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) bool enabled;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) struct kingdisplay_panel_cmd {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) char cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) char data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) * According to the discussion on
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) * https://review.coreboot.org/#/c/coreboot/+/22472/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) * the panel init array is not part of the panels datasheet but instead
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) * just came in this form from the panel vendor.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) static const struct kingdisplay_panel_cmd init_code[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) /* voltage setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) { 0xB0, 0x00 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) { 0xB2, 0x02 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) { 0xB3, 0x11 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) { 0xB4, 0x00 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) { 0xB6, 0x80 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) /* VCOM disable */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) { 0xB7, 0x02 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) { 0xB8, 0x80 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) { 0xBA, 0x43 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) /* VCOM setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) { 0xBB, 0x53 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) /* VSP setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) { 0xBC, 0x0A },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) /* VSN setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) { 0xBD, 0x4A },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) /* VGH setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) { 0xBE, 0x2F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) /* VGL setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) { 0xBF, 0x1A },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) { 0xF0, 0x39 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) { 0xF1, 0x22 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /* Gamma setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) { 0xB0, 0x02 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) { 0xC0, 0x00 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) { 0xC1, 0x01 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) { 0xC2, 0x0B },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) { 0xC3, 0x15 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) { 0xC4, 0x22 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) { 0xC5, 0x11 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) { 0xC6, 0x15 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) { 0xC7, 0x19 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) { 0xC8, 0x1A },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) { 0xC9, 0x16 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) { 0xCA, 0x18 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) { 0xCB, 0x13 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) { 0xCC, 0x18 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) { 0xCD, 0x13 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) { 0xCE, 0x1C },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) { 0xCF, 0x19 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) { 0xD0, 0x21 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) { 0xD1, 0x2C },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) { 0xD2, 0x2F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) { 0xD3, 0x30 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) { 0xD4, 0x19 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) { 0xD5, 0x1F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) { 0xD6, 0x00 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) { 0xD7, 0x01 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) { 0xD8, 0x0B },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) { 0xD9, 0x15 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) { 0xDA, 0x22 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) { 0xDB, 0x11 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) { 0xDC, 0x15 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) { 0xDD, 0x19 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) { 0xDE, 0x1A },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) { 0xDF, 0x16 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) { 0xE0, 0x18 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) { 0xE1, 0x13 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) { 0xE2, 0x18 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) { 0xE3, 0x13 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) { 0xE4, 0x1C },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) { 0xE5, 0x19 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) { 0xE6, 0x21 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) { 0xE7, 0x2C },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) { 0xE8, 0x2F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) { 0xE9, 0x30 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) { 0xEA, 0x19 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) { 0xEB, 0x1F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) /* GOA MUX setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) { 0xB0, 0x01 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) { 0xC0, 0x10 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) { 0xC1, 0x0F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) { 0xC2, 0x0E },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) { 0xC3, 0x0D },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) { 0xC4, 0x0C },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) { 0xC5, 0x0B },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) { 0xC6, 0x0A },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) { 0xC7, 0x09 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) { 0xC8, 0x08 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) { 0xC9, 0x07 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) { 0xCA, 0x06 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) { 0xCB, 0x05 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) { 0xCC, 0x00 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) { 0xCD, 0x01 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) { 0xCE, 0x02 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) { 0xCF, 0x03 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) { 0xD0, 0x04 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) { 0xD6, 0x10 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) { 0xD7, 0x0F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) { 0xD8, 0x0E },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) { 0xD9, 0x0D },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) { 0xDA, 0x0C },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) { 0xDB, 0x0B },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) { 0xDC, 0x0A },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) { 0xDD, 0x09 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) { 0xDE, 0x08 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) { 0xDF, 0x07 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) { 0xE0, 0x06 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) { 0xE1, 0x05 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) { 0xE2, 0x00 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) { 0xE3, 0x01 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) { 0xE4, 0x02 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) { 0xE5, 0x03 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) { 0xE6, 0x04 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) { 0xE7, 0x00 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) { 0xEC, 0xC0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) /* GOA timing setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) { 0xB0, 0x03 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) { 0xC0, 0x01 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) { 0xC2, 0x6F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) { 0xC3, 0x6F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) { 0xC5, 0x36 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) { 0xC8, 0x08 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) { 0xC9, 0x04 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) { 0xCA, 0x41 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) { 0xCC, 0x43 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) { 0xCF, 0x60 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) { 0xD2, 0x04 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) { 0xD3, 0x04 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) { 0xD4, 0x03 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) { 0xD5, 0x02 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) { 0xD6, 0x01 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) { 0xD7, 0x00 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) { 0xDB, 0x01 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) { 0xDE, 0x36 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) { 0xE6, 0x6F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) { 0xE7, 0x6F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) /* GOE setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) { 0xB0, 0x06 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) { 0xB8, 0xA5 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) { 0xC0, 0xA5 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) { 0xD5, 0x3F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) static inline
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) struct kingdisplay_panel *to_kingdisplay_panel(struct drm_panel *panel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) return container_of(panel, struct kingdisplay_panel, base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) static int kingdisplay_panel_disable(struct drm_panel *panel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) struct kingdisplay_panel *kingdisplay = to_kingdisplay_panel(panel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) if (!kingdisplay->enabled)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) err = mipi_dsi_dcs_set_display_off(kingdisplay->link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) dev_err(panel->dev, "failed to set display off: %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) kingdisplay->enabled = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) static int kingdisplay_panel_unprepare(struct drm_panel *panel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) struct kingdisplay_panel *kingdisplay = to_kingdisplay_panel(panel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) if (!kingdisplay->prepared)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) err = mipi_dsi_dcs_enter_sleep_mode(kingdisplay->link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) dev_err(panel->dev, "failed to enter sleep mode: %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) /* T15: 120ms */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) msleep(120);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) gpiod_set_value_cansleep(kingdisplay->enable_gpio, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) err = regulator_disable(kingdisplay->supply);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) kingdisplay->prepared = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) static int kingdisplay_panel_prepare(struct drm_panel *panel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) struct kingdisplay_panel *kingdisplay = to_kingdisplay_panel(panel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) int err, regulator_err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) unsigned int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) if (kingdisplay->prepared)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) gpiod_set_value_cansleep(kingdisplay->enable_gpio, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) err = regulator_enable(kingdisplay->supply);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) /* T2: 15ms */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) usleep_range(15000, 16000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) gpiod_set_value_cansleep(kingdisplay->enable_gpio, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) /* T4: 15ms */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) usleep_range(15000, 16000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) for (i = 0; i < ARRAY_SIZE(init_code); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) err = mipi_dsi_generic_write(kingdisplay->link, &init_code[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) sizeof(struct kingdisplay_panel_cmd));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) dev_err(panel->dev, "failed write init cmds: %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) goto poweroff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) err = mipi_dsi_dcs_exit_sleep_mode(kingdisplay->link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) dev_err(panel->dev, "failed to exit sleep mode: %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) goto poweroff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) /* T6: 120ms */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) msleep(120);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) err = mipi_dsi_dcs_set_display_on(kingdisplay->link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) dev_err(panel->dev, "failed to set display on: %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) goto poweroff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) /* T7: 10ms */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) usleep_range(10000, 11000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) kingdisplay->prepared = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) poweroff:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) gpiod_set_value_cansleep(kingdisplay->enable_gpio, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) regulator_err = regulator_disable(kingdisplay->supply);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) if (regulator_err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) dev_err(panel->dev, "failed to disable regulator: %d\n", regulator_err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) static int kingdisplay_panel_enable(struct drm_panel *panel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) struct kingdisplay_panel *kingdisplay = to_kingdisplay_panel(panel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) if (kingdisplay->enabled)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) kingdisplay->enabled = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) static const struct drm_display_mode default_mode = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) .clock = 229000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) .hdisplay = 1536,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) .hsync_start = 1536 + 100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) .hsync_end = 1536 + 100 + 24,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) .htotal = 1536 + 100 + 24 + 100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) .vdisplay = 2048,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) .vsync_start = 2048 + 95,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) .vsync_end = 2048 + 95 + 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) .vtotal = 2048 + 95 + 2 + 23,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) static int kingdisplay_panel_get_modes(struct drm_panel *panel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) struct drm_connector *connector)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) struct drm_display_mode *mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) mode = drm_mode_duplicate(connector->dev, &default_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) if (!mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) dev_err(panel->dev, "failed to add mode %ux%u@%u\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) default_mode.hdisplay, default_mode.vdisplay,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) drm_mode_vrefresh(&default_mode));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) drm_mode_set_name(mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) drm_mode_probed_add(connector, mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) connector->display_info.width_mm = 147;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) connector->display_info.height_mm = 196;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) connector->display_info.bpc = 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) static const struct drm_panel_funcs kingdisplay_panel_funcs = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) .disable = kingdisplay_panel_disable,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) .unprepare = kingdisplay_panel_unprepare,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) .prepare = kingdisplay_panel_prepare,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) .enable = kingdisplay_panel_enable,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) .get_modes = kingdisplay_panel_get_modes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) static const struct of_device_id kingdisplay_of_match[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) { .compatible = "kingdisplay,kd097d04", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) MODULE_DEVICE_TABLE(of, kingdisplay_of_match);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) static int kingdisplay_panel_add(struct kingdisplay_panel *kingdisplay)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) struct device *dev = &kingdisplay->link->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) kingdisplay->supply = devm_regulator_get(dev, "power");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) if (IS_ERR(kingdisplay->supply))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) return PTR_ERR(kingdisplay->supply);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) kingdisplay->enable_gpio = devm_gpiod_get_optional(dev, "enable",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) GPIOD_OUT_HIGH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) if (IS_ERR(kingdisplay->enable_gpio)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) err = PTR_ERR(kingdisplay->enable_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) dev_dbg(dev, "failed to get enable gpio: %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) kingdisplay->enable_gpio = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) drm_panel_init(&kingdisplay->base, &kingdisplay->link->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) &kingdisplay_panel_funcs, DRM_MODE_CONNECTOR_DSI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) err = drm_panel_of_backlight(&kingdisplay->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) drm_panel_add(&kingdisplay->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) static void kingdisplay_panel_del(struct kingdisplay_panel *kingdisplay)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) drm_panel_remove(&kingdisplay->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) static int kingdisplay_panel_probe(struct mipi_dsi_device *dsi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) struct kingdisplay_panel *kingdisplay;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) dsi->lanes = 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) dsi->format = MIPI_DSI_FMT_RGB888;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) MIPI_DSI_MODE_LPM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) kingdisplay = devm_kzalloc(&dsi->dev, sizeof(*kingdisplay), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) if (!kingdisplay)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) mipi_dsi_set_drvdata(dsi, kingdisplay);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) kingdisplay->link = dsi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) err = kingdisplay_panel_add(kingdisplay);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) err = mipi_dsi_attach(dsi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) kingdisplay_panel_del(kingdisplay);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) static int kingdisplay_panel_remove(struct mipi_dsi_device *dsi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) struct kingdisplay_panel *kingdisplay = mipi_dsi_get_drvdata(dsi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) err = drm_panel_unprepare(&kingdisplay->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) dev_err(&dsi->dev, "failed to unprepare panel: %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) err = drm_panel_disable(&kingdisplay->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) dev_err(&dsi->dev, "failed to disable panel: %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) err = mipi_dsi_detach(dsi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) kingdisplay_panel_del(kingdisplay);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) static void kingdisplay_panel_shutdown(struct mipi_dsi_device *dsi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) struct kingdisplay_panel *kingdisplay = mipi_dsi_get_drvdata(dsi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) drm_panel_unprepare(&kingdisplay->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) drm_panel_disable(&kingdisplay->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) static struct mipi_dsi_driver kingdisplay_panel_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) .name = "panel-kingdisplay-kd097d04",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) .of_match_table = kingdisplay_of_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) .probe = kingdisplay_panel_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) .remove = kingdisplay_panel_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) .shutdown = kingdisplay_panel_shutdown,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) module_mipi_dsi_driver(kingdisplay_panel_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) MODULE_AUTHOR("Chris Zhong <zyw@rock-chips.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) MODULE_AUTHOR("Nickey Yang <nickey.yang@rock-chips.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) MODULE_DESCRIPTION("kingdisplay KD097D04 panel driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) MODULE_LICENSE("GPL v2");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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