1ed29f942SHoegeun Kwon /* 2ed29f942SHoegeun Kwon * MIPI-DSI based s6e3ha2 AMOLED 5.7 inch panel driver. 3ed29f942SHoegeun Kwon * 4ed29f942SHoegeun Kwon * Copyright (c) 2016 Samsung Electronics Co., Ltd. 5ed29f942SHoegeun Kwon * Donghwa Lee <dh09.lee@samsung.com> 6ed29f942SHoegeun Kwon * Hyungwon Hwang <human.hwang@samsung.com> 7ed29f942SHoegeun Kwon * Hoegeun Kwon <hoegeun.kwon@samsung.com> 8ed29f942SHoegeun Kwon * 9ed29f942SHoegeun Kwon * This program is free software; you can redistribute it and/or modify 10ed29f942SHoegeun Kwon * it under the terms of the GNU General Public License version 2 as 11ed29f942SHoegeun Kwon * published by the Free Software Foundation. 12ed29f942SHoegeun Kwon */ 13ed29f942SHoegeun Kwon 14ed29f942SHoegeun Kwon #include <linux/backlight.h> 15cb23eae3SSam Ravnborg #include <linux/delay.h> 16ed29f942SHoegeun Kwon #include <linux/gpio/consumer.h> 17cb23eae3SSam Ravnborg #include <linux/module.h> 18e2af12bfSHoegeun Kwon #include <linux/of_device.h> 19ed29f942SHoegeun Kwon #include <linux/regulator/consumer.h> 20ed29f942SHoegeun Kwon 21cb23eae3SSam Ravnborg #include <drm/drm_mipi_dsi.h> 22cb23eae3SSam Ravnborg #include <drm/drm_modes.h> 23cb23eae3SSam Ravnborg #include <drm/drm_panel.h> 24cb23eae3SSam Ravnborg #include <drm/drm_print.h> 25cb23eae3SSam Ravnborg 26ed29f942SHoegeun Kwon #define S6E3HA2_MIN_BRIGHTNESS 0 27ed29f942SHoegeun Kwon #define S6E3HA2_MAX_BRIGHTNESS 100 28ed29f942SHoegeun Kwon #define S6E3HA2_DEFAULT_BRIGHTNESS 80 29ed29f942SHoegeun Kwon 30ed29f942SHoegeun Kwon #define S6E3HA2_NUM_GAMMA_STEPS 46 31ed29f942SHoegeun Kwon #define S6E3HA2_GAMMA_CMD_CNT 35 32ed29f942SHoegeun Kwon #define S6E3HA2_VINT_STATUS_MAX 10 33ed29f942SHoegeun Kwon 34ed29f942SHoegeun Kwon static const u8 gamma_tbl[S6E3HA2_NUM_GAMMA_STEPS][S6E3HA2_GAMMA_CMD_CNT] = { 35ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x82, 0x83, 36ed29f942SHoegeun Kwon 0x85, 0x88, 0x8b, 0x8b, 0x84, 0x88, 0x82, 0x82, 0x89, 0x86, 0x8c, 37ed29f942SHoegeun Kwon 0x94, 0x84, 0xb1, 0xaf, 0x8e, 0xcf, 0xad, 0xc9, 0x00, 0x00, 0x00, 38ed29f942SHoegeun Kwon 0x00, 0x00 }, 39ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x84, 0x84, 40ed29f942SHoegeun Kwon 0x85, 0x87, 0x8b, 0x8a, 0x84, 0x88, 0x82, 0x82, 0x89, 0x86, 0x8a, 41ed29f942SHoegeun Kwon 0x93, 0x84, 0xb0, 0xae, 0x8e, 0xc9, 0xa8, 0xc5, 0x00, 0x00, 0x00, 42ed29f942SHoegeun Kwon 0x00, 0x00 }, 43ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, 44ed29f942SHoegeun Kwon 0x85, 0x86, 0x8a, 0x8a, 0x84, 0x88, 0x81, 0x84, 0x8a, 0x88, 0x8a, 45ed29f942SHoegeun Kwon 0x91, 0x84, 0xb1, 0xae, 0x8b, 0xd5, 0xb2, 0xcc, 0x00, 0x00, 0x00, 46ed29f942SHoegeun Kwon 0x00, 0x00 }, 47ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, 48ed29f942SHoegeun Kwon 0x85, 0x86, 0x8a, 0x8a, 0x84, 0x87, 0x81, 0x84, 0x8a, 0x87, 0x8a, 49ed29f942SHoegeun Kwon 0x91, 0x85, 0xae, 0xac, 0x8a, 0xc3, 0xa3, 0xc0, 0x00, 0x00, 0x00, 50ed29f942SHoegeun Kwon 0x00, 0x00 }, 51ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x85, 0x85, 52ed29f942SHoegeun Kwon 0x86, 0x85, 0x88, 0x89, 0x84, 0x89, 0x82, 0x84, 0x87, 0x85, 0x8b, 53ed29f942SHoegeun Kwon 0x91, 0x88, 0xad, 0xab, 0x8a, 0xb7, 0x9b, 0xb6, 0x00, 0x00, 0x00, 54ed29f942SHoegeun Kwon 0x00, 0x00 }, 55ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, 56ed29f942SHoegeun Kwon 0x85, 0x86, 0x89, 0x8a, 0x84, 0x89, 0x83, 0x83, 0x86, 0x84, 0x8b, 57ed29f942SHoegeun Kwon 0x90, 0x84, 0xb0, 0xae, 0x8b, 0xce, 0xad, 0xc8, 0x00, 0x00, 0x00, 58ed29f942SHoegeun Kwon 0x00, 0x00 }, 59ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, 60ed29f942SHoegeun Kwon 0x85, 0x87, 0x89, 0x8a, 0x83, 0x87, 0x82, 0x85, 0x88, 0x87, 0x89, 61ed29f942SHoegeun Kwon 0x8f, 0x84, 0xac, 0xaa, 0x89, 0xb1, 0x98, 0xaf, 0x00, 0x00, 0x00, 62ed29f942SHoegeun Kwon 0x00, 0x00 }, 63ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, 64ed29f942SHoegeun Kwon 0x85, 0x86, 0x88, 0x89, 0x84, 0x88, 0x83, 0x82, 0x85, 0x84, 0x8c, 65ed29f942SHoegeun Kwon 0x91, 0x86, 0xac, 0xaa, 0x89, 0xc2, 0xa5, 0xbd, 0x00, 0x00, 0x00, 66ed29f942SHoegeun Kwon 0x00, 0x00 }, 67ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, 68ed29f942SHoegeun Kwon 0x85, 0x87, 0x89, 0x8a, 0x83, 0x87, 0x82, 0x85, 0x88, 0x87, 0x88, 69ed29f942SHoegeun Kwon 0x8b, 0x82, 0xad, 0xaa, 0x8a, 0xc2, 0xa5, 0xbd, 0x00, 0x00, 0x00, 70ed29f942SHoegeun Kwon 0x00, 0x00 }, 71ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83, 72ed29f942SHoegeun Kwon 0x85, 0x86, 0x87, 0x89, 0x84, 0x88, 0x83, 0x82, 0x85, 0x84, 0x8a, 73ed29f942SHoegeun Kwon 0x8e, 0x84, 0xae, 0xac, 0x89, 0xda, 0xb7, 0xd0, 0x00, 0x00, 0x00, 74ed29f942SHoegeun Kwon 0x00, 0x00 }, 75ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, 76ed29f942SHoegeun Kwon 0x85, 0x86, 0x87, 0x89, 0x84, 0x88, 0x83, 0x80, 0x83, 0x82, 0x8b, 77ed29f942SHoegeun Kwon 0x8e, 0x85, 0xac, 0xaa, 0x89, 0xc8, 0xaa, 0xc1, 0x00, 0x00, 0x00, 78ed29f942SHoegeun Kwon 0x00, 0x00 }, 79ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, 80ed29f942SHoegeun Kwon 0x85, 0x86, 0x87, 0x89, 0x81, 0x85, 0x81, 0x84, 0x86, 0x84, 0x8c, 81ed29f942SHoegeun Kwon 0x8c, 0x84, 0xa9, 0xa8, 0x87, 0xa3, 0x92, 0xa1, 0x00, 0x00, 0x00, 82ed29f942SHoegeun Kwon 0x00, 0x00 }, 83ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, 84ed29f942SHoegeun Kwon 0x85, 0x86, 0x87, 0x89, 0x84, 0x86, 0x83, 0x80, 0x83, 0x81, 0x8c, 85ed29f942SHoegeun Kwon 0x8d, 0x84, 0xaa, 0xaa, 0x89, 0xce, 0xaf, 0xc5, 0x00, 0x00, 0x00, 86ed29f942SHoegeun Kwon 0x00, 0x00 }, 87ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, 88ed29f942SHoegeun Kwon 0x85, 0x86, 0x87, 0x89, 0x81, 0x83, 0x80, 0x83, 0x85, 0x85, 0x8c, 89ed29f942SHoegeun Kwon 0x8c, 0x84, 0xa8, 0xa8, 0x88, 0xb5, 0x9f, 0xb0, 0x00, 0x00, 0x00, 90ed29f942SHoegeun Kwon 0x00, 0x00 }, 91ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, 92ed29f942SHoegeun Kwon 0x86, 0x86, 0x87, 0x88, 0x81, 0x83, 0x80, 0x83, 0x85, 0x85, 0x8c, 93ed29f942SHoegeun Kwon 0x8b, 0x84, 0xab, 0xa8, 0x86, 0xd4, 0xb4, 0xc9, 0x00, 0x00, 0x00, 94ed29f942SHoegeun Kwon 0x00, 0x00 }, 95ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, 96ed29f942SHoegeun Kwon 0x86, 0x86, 0x87, 0x88, 0x81, 0x83, 0x80, 0x84, 0x84, 0x85, 0x8b, 97ed29f942SHoegeun Kwon 0x8a, 0x83, 0xa6, 0xa5, 0x84, 0xbb, 0xa4, 0xb3, 0x00, 0x00, 0x00, 98ed29f942SHoegeun Kwon 0x00, 0x00 }, 99ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84, 100ed29f942SHoegeun Kwon 0x86, 0x85, 0x86, 0x86, 0x82, 0x85, 0x81, 0x82, 0x83, 0x84, 0x8e, 101ed29f942SHoegeun Kwon 0x8b, 0x83, 0xa4, 0xa3, 0x8a, 0xa1, 0x93, 0x9d, 0x00, 0x00, 0x00, 102ed29f942SHoegeun Kwon 0x00, 0x00 }, 103ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x83, 0x83, 104ed29f942SHoegeun Kwon 0x85, 0x86, 0x87, 0x87, 0x82, 0x85, 0x81, 0x82, 0x82, 0x84, 0x8e, 105ed29f942SHoegeun Kwon 0x8b, 0x83, 0xa4, 0xa2, 0x86, 0xc1, 0xa9, 0xb7, 0x00, 0x00, 0x00, 106ed29f942SHoegeun Kwon 0x00, 0x00 }, 107ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x83, 0x83, 108ed29f942SHoegeun Kwon 0x85, 0x86, 0x87, 0x87, 0x82, 0x85, 0x81, 0x82, 0x82, 0x84, 0x8d, 109ed29f942SHoegeun Kwon 0x89, 0x82, 0xa2, 0xa1, 0x84, 0xa7, 0x98, 0xa1, 0x00, 0x00, 0x00, 110ed29f942SHoegeun Kwon 0x00, 0x00 }, 111ed29f942SHoegeun Kwon { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x83, 0x83, 112ed29f942SHoegeun Kwon 0x85, 0x86, 0x87, 0x87, 0x82, 0x85, 0x81, 0x83, 0x83, 0x85, 0x8c, 113ed29f942SHoegeun Kwon 0x87, 0x7f, 0xa2, 0x9d, 0x88, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00, 114ed29f942SHoegeun Kwon 0x00, 0x00 }, 115ed29f942SHoegeun Kwon { 0x00, 0xbb, 0x00, 0xc5, 0x00, 0xb4, 0x87, 0x86, 0x86, 0x84, 0x83, 116ed29f942SHoegeun Kwon 0x86, 0x87, 0x87, 0x87, 0x80, 0x82, 0x7f, 0x86, 0x86, 0x88, 0x8a, 117ed29f942SHoegeun Kwon 0x84, 0x7e, 0x9d, 0x9c, 0x82, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00, 118ed29f942SHoegeun Kwon 0x00, 0x00 }, 119ed29f942SHoegeun Kwon { 0x00, 0xbd, 0x00, 0xc7, 0x00, 0xb7, 0x87, 0x85, 0x85, 0x84, 0x83, 120ed29f942SHoegeun Kwon 0x86, 0x86, 0x86, 0x88, 0x81, 0x83, 0x80, 0x83, 0x84, 0x85, 0x8a, 121ed29f942SHoegeun Kwon 0x85, 0x7e, 0x9c, 0x9b, 0x85, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 122ed29f942SHoegeun Kwon 0x00, 0x00 }, 123ed29f942SHoegeun Kwon { 0x00, 0xc0, 0x00, 0xca, 0x00, 0xbb, 0x87, 0x86, 0x85, 0x83, 0x83, 124ed29f942SHoegeun Kwon 0x85, 0x86, 0x86, 0x88, 0x81, 0x83, 0x80, 0x84, 0x85, 0x86, 0x89, 125ed29f942SHoegeun Kwon 0x83, 0x7d, 0x9c, 0x99, 0x87, 0x7b, 0x7b, 0x7c, 0x00, 0x00, 0x00, 126ed29f942SHoegeun Kwon 0x00, 0x00 }, 127ed29f942SHoegeun Kwon { 0x00, 0xc4, 0x00, 0xcd, 0x00, 0xbe, 0x87, 0x86, 0x85, 0x83, 0x83, 128ed29f942SHoegeun Kwon 0x86, 0x85, 0x85, 0x87, 0x81, 0x82, 0x80, 0x82, 0x82, 0x83, 0x8a, 129ed29f942SHoegeun Kwon 0x85, 0x7f, 0x9f, 0x9b, 0x86, 0xb4, 0xa1, 0xac, 0x00, 0x00, 0x00, 130ed29f942SHoegeun Kwon 0x00, 0x00 }, 131ed29f942SHoegeun Kwon { 0x00, 0xc7, 0x00, 0xd0, 0x00, 0xc2, 0x87, 0x85, 0x85, 0x83, 0x82, 132ed29f942SHoegeun Kwon 0x85, 0x85, 0x85, 0x86, 0x82, 0x83, 0x80, 0x82, 0x82, 0x84, 0x87, 133ed29f942SHoegeun Kwon 0x86, 0x80, 0x9e, 0x9a, 0x87, 0xa7, 0x98, 0xa1, 0x00, 0x00, 0x00, 134ed29f942SHoegeun Kwon 0x00, 0x00 }, 135ed29f942SHoegeun Kwon { 0x00, 0xca, 0x00, 0xd2, 0x00, 0xc5, 0x87, 0x85, 0x84, 0x82, 0x82, 136ed29f942SHoegeun Kwon 0x84, 0x85, 0x85, 0x86, 0x81, 0x82, 0x7f, 0x82, 0x82, 0x84, 0x88, 137ed29f942SHoegeun Kwon 0x86, 0x81, 0x9d, 0x98, 0x86, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00, 138ed29f942SHoegeun Kwon 0x00, 0x00 }, 139ed29f942SHoegeun Kwon { 0x00, 0xce, 0x00, 0xd6, 0x00, 0xca, 0x86, 0x85, 0x84, 0x83, 0x83, 140ed29f942SHoegeun Kwon 0x85, 0x84, 0x84, 0x85, 0x81, 0x82, 0x80, 0x81, 0x81, 0x82, 0x89, 141ed29f942SHoegeun Kwon 0x86, 0x81, 0x9c, 0x97, 0x86, 0xa7, 0x98, 0xa1, 0x00, 0x00, 0x00, 142ed29f942SHoegeun Kwon 0x00, 0x00 }, 143ed29f942SHoegeun Kwon { 0x00, 0xd1, 0x00, 0xd9, 0x00, 0xce, 0x86, 0x84, 0x83, 0x83, 0x82, 144ed29f942SHoegeun Kwon 0x85, 0x85, 0x85, 0x86, 0x81, 0x83, 0x81, 0x82, 0x82, 0x83, 0x86, 145ed29f942SHoegeun Kwon 0x83, 0x7f, 0x99, 0x95, 0x86, 0xbb, 0xa4, 0xb3, 0x00, 0x00, 0x00, 146ed29f942SHoegeun Kwon 0x00, 0x00 }, 147ed29f942SHoegeun Kwon { 0x00, 0xd4, 0x00, 0xdb, 0x00, 0xd1, 0x86, 0x85, 0x83, 0x83, 0x82, 148ed29f942SHoegeun Kwon 0x85, 0x84, 0x84, 0x85, 0x80, 0x83, 0x82, 0x80, 0x80, 0x81, 0x87, 149ed29f942SHoegeun Kwon 0x84, 0x81, 0x98, 0x93, 0x85, 0xae, 0x9c, 0xa8, 0x00, 0x00, 0x00, 150ed29f942SHoegeun Kwon 0x00, 0x00 }, 151ed29f942SHoegeun Kwon { 0x00, 0xd8, 0x00, 0xde, 0x00, 0xd6, 0x86, 0x84, 0x83, 0x81, 0x81, 152ed29f942SHoegeun Kwon 0x83, 0x85, 0x85, 0x85, 0x82, 0x83, 0x81, 0x81, 0x81, 0x83, 0x86, 153ed29f942SHoegeun Kwon 0x84, 0x80, 0x98, 0x91, 0x85, 0x7b, 0x7b, 0x7c, 0x00, 0x00, 0x00, 154ed29f942SHoegeun Kwon 0x00, 0x00 }, 155ed29f942SHoegeun Kwon { 0x00, 0xdc, 0x00, 0xe2, 0x00, 0xda, 0x85, 0x84, 0x83, 0x82, 0x82, 156ed29f942SHoegeun Kwon 0x84, 0x84, 0x84, 0x85, 0x81, 0x82, 0x82, 0x80, 0x80, 0x81, 0x83, 157ed29f942SHoegeun Kwon 0x82, 0x7f, 0x99, 0x93, 0x86, 0x94, 0x8b, 0x92, 0x00, 0x00, 0x00, 158ed29f942SHoegeun Kwon 0x00, 0x00 }, 159ed29f942SHoegeun Kwon { 0x00, 0xdf, 0x00, 0xe5, 0x00, 0xde, 0x85, 0x84, 0x82, 0x82, 0x82, 160ed29f942SHoegeun Kwon 0x84, 0x83, 0x83, 0x84, 0x81, 0x81, 0x80, 0x83, 0x82, 0x84, 0x82, 161ed29f942SHoegeun Kwon 0x81, 0x7f, 0x99, 0x92, 0x86, 0x7b, 0x7b, 0x7c, 0x00, 0x00, 0x00, 162ed29f942SHoegeun Kwon 0x00, 0x00 }, 163ed29f942SHoegeun Kwon { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, 164ed29f942SHoegeun Kwon 0x82, 0x83, 0x83, 0x84, 0x80, 0x81, 0x80, 0x83, 0x83, 0x84, 0x80, 165ed29f942SHoegeun Kwon 0x81, 0x7c, 0x99, 0x92, 0x87, 0xa1, 0x93, 0x9d, 0x00, 0x00, 0x00, 166ed29f942SHoegeun Kwon 0x00, 0x00 }, 167ed29f942SHoegeun Kwon { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x85, 0x84, 0x83, 0x81, 0x81, 168ed29f942SHoegeun Kwon 0x82, 0x82, 0x82, 0x83, 0x80, 0x81, 0x80, 0x81, 0x80, 0x82, 0x83, 169ed29f942SHoegeun Kwon 0x82, 0x80, 0x91, 0x8d, 0x83, 0x9a, 0x90, 0x96, 0x00, 0x00, 0x00, 170ed29f942SHoegeun Kwon 0x00, 0x00 }, 171ed29f942SHoegeun Kwon { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, 172ed29f942SHoegeun Kwon 0x82, 0x83, 0x83, 0x84, 0x80, 0x81, 0x80, 0x81, 0x80, 0x82, 0x83, 173ed29f942SHoegeun Kwon 0x81, 0x7f, 0x91, 0x8c, 0x82, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00, 174ed29f942SHoegeun Kwon 0x00, 0x00 }, 175ed29f942SHoegeun Kwon { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, 176ed29f942SHoegeun Kwon 0x82, 0x83, 0x83, 0x83, 0x82, 0x82, 0x81, 0x81, 0x80, 0x82, 0x82, 177ed29f942SHoegeun Kwon 0x82, 0x7f, 0x94, 0x89, 0x84, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 178ed29f942SHoegeun Kwon 0x00, 0x00 }, 179ed29f942SHoegeun Kwon { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, 180ed29f942SHoegeun Kwon 0x82, 0x83, 0x83, 0x83, 0x82, 0x82, 0x81, 0x81, 0x80, 0x82, 0x83, 181ed29f942SHoegeun Kwon 0x82, 0x7f, 0x91, 0x85, 0x81, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 182ed29f942SHoegeun Kwon 0x00, 0x00 }, 183ed29f942SHoegeun Kwon { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81, 184ed29f942SHoegeun Kwon 0x82, 0x83, 0x83, 0x83, 0x80, 0x80, 0x7f, 0x83, 0x82, 0x84, 0x83, 185ed29f942SHoegeun Kwon 0x82, 0x7f, 0x90, 0x84, 0x81, 0x9a, 0x90, 0x96, 0x00, 0x00, 0x00, 186ed29f942SHoegeun Kwon 0x00, 0x00 }, 187ed29f942SHoegeun Kwon { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x80, 0x80, 188ed29f942SHoegeun Kwon 0x82, 0x83, 0x83, 0x83, 0x80, 0x80, 0x7f, 0x80, 0x80, 0x81, 0x81, 189ed29f942SHoegeun Kwon 0x82, 0x83, 0x7e, 0x80, 0x7c, 0xa4, 0x97, 0x9f, 0x00, 0x00, 0x00, 190ed29f942SHoegeun Kwon 0x00, 0x00 }, 191ed29f942SHoegeun Kwon { 0x00, 0xe9, 0x00, 0xec, 0x00, 0xe8, 0x84, 0x83, 0x82, 0x81, 0x81, 192ed29f942SHoegeun Kwon 0x82, 0x82, 0x82, 0x83, 0x7f, 0x7f, 0x7f, 0x81, 0x80, 0x82, 0x83, 193ed29f942SHoegeun Kwon 0x83, 0x84, 0x79, 0x7c, 0x79, 0xb1, 0xa0, 0xaa, 0x00, 0x00, 0x00, 194ed29f942SHoegeun Kwon 0x00, 0x00 }, 195ed29f942SHoegeun Kwon { 0x00, 0xed, 0x00, 0xf0, 0x00, 0xec, 0x83, 0x83, 0x82, 0x80, 0x80, 196ed29f942SHoegeun Kwon 0x81, 0x82, 0x82, 0x82, 0x7f, 0x7f, 0x7e, 0x81, 0x81, 0x82, 0x80, 197ed29f942SHoegeun Kwon 0x81, 0x81, 0x84, 0x84, 0x83, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 198ed29f942SHoegeun Kwon 0x00, 0x00 }, 199ed29f942SHoegeun Kwon { 0x00, 0xf1, 0x00, 0xf4, 0x00, 0xf1, 0x83, 0x82, 0x82, 0x80, 0x80, 200ed29f942SHoegeun Kwon 0x81, 0x82, 0x82, 0x82, 0x80, 0x80, 0x80, 0x80, 0x80, 0x81, 0x7d, 201ed29f942SHoegeun Kwon 0x7e, 0x7f, 0x84, 0x84, 0x83, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 202ed29f942SHoegeun Kwon 0x00, 0x00 }, 203ed29f942SHoegeun Kwon { 0x00, 0xf6, 0x00, 0xf7, 0x00, 0xf5, 0x82, 0x82, 0x81, 0x80, 0x80, 204ed29f942SHoegeun Kwon 0x80, 0x82, 0x82, 0x82, 0x80, 0x80, 0x80, 0x7f, 0x7f, 0x7f, 0x82, 205ed29f942SHoegeun Kwon 0x82, 0x82, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 206ed29f942SHoegeun Kwon 0x00, 0x00 }, 207ed29f942SHoegeun Kwon { 0x00, 0xfa, 0x00, 0xfb, 0x00, 0xfa, 0x81, 0x81, 0x81, 0x80, 0x80, 208ed29f942SHoegeun Kwon 0x80, 0x82, 0x82, 0x82, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 209ed29f942SHoegeun Kwon 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 210ed29f942SHoegeun Kwon 0x00, 0x00 }, 211ed29f942SHoegeun Kwon { 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x80, 0x80, 0x80, 0x80, 0x80, 212ed29f942SHoegeun Kwon 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 213ed29f942SHoegeun Kwon 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 214ed29f942SHoegeun Kwon 0x00, 0x00 }, 215ed29f942SHoegeun Kwon { 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x80, 0x80, 0x80, 0x80, 0x80, 216ed29f942SHoegeun Kwon 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 217ed29f942SHoegeun Kwon 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 218ed29f942SHoegeun Kwon 0x00, 0x00 } 219ed29f942SHoegeun Kwon }; 220ed29f942SHoegeun Kwon 221ed29f942SHoegeun Kwon unsigned char vint_table[S6E3HA2_VINT_STATUS_MAX] = { 222ed29f942SHoegeun Kwon 0x18, 0x19, 0x1a, 0x1b, 0x1c, 223ed29f942SHoegeun Kwon 0x1d, 0x1e, 0x1f, 0x20, 0x21 224ed29f942SHoegeun Kwon }; 225ed29f942SHoegeun Kwon 226e2af12bfSHoegeun Kwon enum s6e3ha2_type { 227e2af12bfSHoegeun Kwon HA2_TYPE, 228e2af12bfSHoegeun Kwon HF2_TYPE, 229e2af12bfSHoegeun Kwon }; 230e2af12bfSHoegeun Kwon 231e2af12bfSHoegeun Kwon struct s6e3ha2_panel_desc { 232e2af12bfSHoegeun Kwon const struct drm_display_mode *mode; 233e2af12bfSHoegeun Kwon enum s6e3ha2_type type; 234e2af12bfSHoegeun Kwon }; 235e2af12bfSHoegeun Kwon 236ed29f942SHoegeun Kwon struct s6e3ha2 { 237ed29f942SHoegeun Kwon struct device *dev; 238ed29f942SHoegeun Kwon struct drm_panel panel; 239ed29f942SHoegeun Kwon struct backlight_device *bl_dev; 240ed29f942SHoegeun Kwon 241ed29f942SHoegeun Kwon struct regulator_bulk_data supplies[2]; 242ed29f942SHoegeun Kwon struct gpio_desc *reset_gpio; 243ed29f942SHoegeun Kwon struct gpio_desc *enable_gpio; 244e2af12bfSHoegeun Kwon 245e2af12bfSHoegeun Kwon const struct s6e3ha2_panel_desc *desc; 246ed29f942SHoegeun Kwon }; 247ed29f942SHoegeun Kwon 248ed29f942SHoegeun Kwon static int s6e3ha2_dcs_write(struct s6e3ha2 *ctx, const void *data, size_t len) 249ed29f942SHoegeun Kwon { 250ed29f942SHoegeun Kwon struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); 251ed29f942SHoegeun Kwon 252ed29f942SHoegeun Kwon return mipi_dsi_dcs_write_buffer(dsi, data, len); 253ed29f942SHoegeun Kwon } 254ed29f942SHoegeun Kwon 255ed29f942SHoegeun Kwon #define s6e3ha2_dcs_write_seq_static(ctx, seq...) do { \ 256ed29f942SHoegeun Kwon static const u8 d[] = { seq }; \ 257ed29f942SHoegeun Kwon int ret; \ 258ed29f942SHoegeun Kwon ret = s6e3ha2_dcs_write(ctx, d, ARRAY_SIZE(d)); \ 259ed29f942SHoegeun Kwon if (ret < 0) \ 260ed29f942SHoegeun Kwon return ret; \ 261ed29f942SHoegeun Kwon } while (0) 262ed29f942SHoegeun Kwon 263ed29f942SHoegeun Kwon #define s6e3ha2_call_write_func(ret, func) do { \ 264ed29f942SHoegeun Kwon ret = (func); \ 265ed29f942SHoegeun Kwon if (ret < 0) \ 266ed29f942SHoegeun Kwon return ret; \ 267ed29f942SHoegeun Kwon } while (0) 268ed29f942SHoegeun Kwon 269ed29f942SHoegeun Kwon static int s6e3ha2_test_key_on_f0(struct s6e3ha2 *ctx) 270ed29f942SHoegeun Kwon { 271ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xf0, 0x5a, 0x5a); 272ed29f942SHoegeun Kwon return 0; 273ed29f942SHoegeun Kwon } 274ed29f942SHoegeun Kwon 275ed29f942SHoegeun Kwon static int s6e3ha2_test_key_off_f0(struct s6e3ha2 *ctx) 276ed29f942SHoegeun Kwon { 277ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xf0, 0xa5, 0xa5); 278ed29f942SHoegeun Kwon return 0; 279ed29f942SHoegeun Kwon } 280ed29f942SHoegeun Kwon 281ed29f942SHoegeun Kwon static int s6e3ha2_test_key_on_fc(struct s6e3ha2 *ctx) 282ed29f942SHoegeun Kwon { 283ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xfc, 0x5a, 0x5a); 284ed29f942SHoegeun Kwon return 0; 285ed29f942SHoegeun Kwon } 286ed29f942SHoegeun Kwon 287ed29f942SHoegeun Kwon static int s6e3ha2_test_key_off_fc(struct s6e3ha2 *ctx) 288ed29f942SHoegeun Kwon { 289ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xfc, 0xa5, 0xa5); 290ed29f942SHoegeun Kwon return 0; 291ed29f942SHoegeun Kwon } 292ed29f942SHoegeun Kwon 293ed29f942SHoegeun Kwon static int s6e3ha2_single_dsi_set(struct s6e3ha2 *ctx) 294ed29f942SHoegeun Kwon { 295ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xf2, 0x67); 296ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xf9, 0x09); 297ed29f942SHoegeun Kwon return 0; 298ed29f942SHoegeun Kwon } 299ed29f942SHoegeun Kwon 300ed29f942SHoegeun Kwon static int s6e3ha2_freq_calibration(struct s6e3ha2 *ctx) 301ed29f942SHoegeun Kwon { 302ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xfd, 0x1c); 303e2af12bfSHoegeun Kwon if (ctx->desc->type == HF2_TYPE) 304e2af12bfSHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xf2, 0x67, 0x40, 0xc5); 305ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x20, 0x39); 306ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0xa0); 307ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x20); 308e2af12bfSHoegeun Kwon 309e2af12bfSHoegeun Kwon if (ctx->desc->type == HA2_TYPE) 310e2af12bfSHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xce, 0x03, 0x3b, 0x12, 0x62, 311e2af12bfSHoegeun Kwon 0x40, 0x80, 0xc0, 0x28, 0x28, 312e2af12bfSHoegeun Kwon 0x28, 0x28, 0x39, 0xc5); 313e2af12bfSHoegeun Kwon else 314e2af12bfSHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xce, 0x03, 0x3b, 0x14, 0x6d, 315e2af12bfSHoegeun Kwon 0x40, 0x80, 0xc0, 0x28, 0x28, 316e2af12bfSHoegeun Kwon 0x28, 0x28, 0x39, 0xc5); 317e2af12bfSHoegeun Kwon 318ed29f942SHoegeun Kwon return 0; 319ed29f942SHoegeun Kwon } 320ed29f942SHoegeun Kwon 321ed29f942SHoegeun Kwon static int s6e3ha2_aor_control(struct s6e3ha2 *ctx) 322ed29f942SHoegeun Kwon { 323ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xb2, 0x03, 0x10); 324ed29f942SHoegeun Kwon return 0; 325ed29f942SHoegeun Kwon } 326ed29f942SHoegeun Kwon 327ed29f942SHoegeun Kwon static int s6e3ha2_caps_elvss_set(struct s6e3ha2 *ctx) 328ed29f942SHoegeun Kwon { 329ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xb6, 0x9c, 0x0a); 330ed29f942SHoegeun Kwon return 0; 331ed29f942SHoegeun Kwon } 332ed29f942SHoegeun Kwon 333ed29f942SHoegeun Kwon static int s6e3ha2_acl_off(struct s6e3ha2 *ctx) 334ed29f942SHoegeun Kwon { 335ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0x55, 0x00); 336ed29f942SHoegeun Kwon return 0; 337ed29f942SHoegeun Kwon } 338ed29f942SHoegeun Kwon 339ed29f942SHoegeun Kwon static int s6e3ha2_acl_off_opr(struct s6e3ha2 *ctx) 340ed29f942SHoegeun Kwon { 341ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xb5, 0x40); 342ed29f942SHoegeun Kwon return 0; 343ed29f942SHoegeun Kwon } 344ed29f942SHoegeun Kwon 345ed29f942SHoegeun Kwon static int s6e3ha2_test_global(struct s6e3ha2 *ctx) 346ed29f942SHoegeun Kwon { 347ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xb0, 0x07); 348ed29f942SHoegeun Kwon return 0; 349ed29f942SHoegeun Kwon } 350ed29f942SHoegeun Kwon 351ed29f942SHoegeun Kwon static int s6e3ha2_test(struct s6e3ha2 *ctx) 352ed29f942SHoegeun Kwon { 353ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xb8, 0x19); 354ed29f942SHoegeun Kwon return 0; 355ed29f942SHoegeun Kwon } 356ed29f942SHoegeun Kwon 357ed29f942SHoegeun Kwon static int s6e3ha2_touch_hsync_on1(struct s6e3ha2 *ctx) 358ed29f942SHoegeun Kwon { 359ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xbd, 0x33, 0x11, 0x02, 360ed29f942SHoegeun Kwon 0x16, 0x02, 0x16); 361ed29f942SHoegeun Kwon return 0; 362ed29f942SHoegeun Kwon } 363ed29f942SHoegeun Kwon 364ed29f942SHoegeun Kwon static int s6e3ha2_pentile_control(struct s6e3ha2 *ctx) 365ed29f942SHoegeun Kwon { 366ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xc0, 0x00, 0x00, 0xd8, 0xd8); 367ed29f942SHoegeun Kwon return 0; 368ed29f942SHoegeun Kwon } 369ed29f942SHoegeun Kwon 370ed29f942SHoegeun Kwon static int s6e3ha2_poc_global(struct s6e3ha2 *ctx) 371ed29f942SHoegeun Kwon { 372ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xb0, 0x20); 373ed29f942SHoegeun Kwon return 0; 374ed29f942SHoegeun Kwon } 375ed29f942SHoegeun Kwon 376ed29f942SHoegeun Kwon static int s6e3ha2_poc_setting(struct s6e3ha2 *ctx) 377ed29f942SHoegeun Kwon { 378ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x08); 379ed29f942SHoegeun Kwon return 0; 380ed29f942SHoegeun Kwon } 381ed29f942SHoegeun Kwon 382ed29f942SHoegeun Kwon static int s6e3ha2_pcd_set_off(struct s6e3ha2 *ctx) 383ed29f942SHoegeun Kwon { 384ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xcc, 0x40, 0x51); 385ed29f942SHoegeun Kwon return 0; 386ed29f942SHoegeun Kwon } 387ed29f942SHoegeun Kwon 388ed29f942SHoegeun Kwon static int s6e3ha2_err_fg_set(struct s6e3ha2 *ctx) 389ed29f942SHoegeun Kwon { 390ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xed, 0x44); 391ed29f942SHoegeun Kwon return 0; 392ed29f942SHoegeun Kwon } 393ed29f942SHoegeun Kwon 394ed29f942SHoegeun Kwon static int s6e3ha2_hbm_off(struct s6e3ha2 *ctx) 395ed29f942SHoegeun Kwon { 396ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0x53, 0x00); 397ed29f942SHoegeun Kwon return 0; 398ed29f942SHoegeun Kwon } 399ed29f942SHoegeun Kwon 400ed29f942SHoegeun Kwon static int s6e3ha2_te_start_setting(struct s6e3ha2 *ctx) 401ed29f942SHoegeun Kwon { 402ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xb9, 0x10, 0x09, 0xff, 0x00, 0x09); 403ed29f942SHoegeun Kwon return 0; 404ed29f942SHoegeun Kwon } 405ed29f942SHoegeun Kwon 406ed29f942SHoegeun Kwon static int s6e3ha2_gamma_update(struct s6e3ha2 *ctx) 407ed29f942SHoegeun Kwon { 408ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xf7, 0x03); 409ed29f942SHoegeun Kwon ndelay(100); /* need for 100ns delay */ 410ed29f942SHoegeun Kwon s6e3ha2_dcs_write_seq_static(ctx, 0xf7, 0x00); 411ed29f942SHoegeun Kwon return 0; 412ed29f942SHoegeun Kwon } 413ed29f942SHoegeun Kwon 414ed29f942SHoegeun Kwon static int s6e3ha2_get_brightness(struct backlight_device *bl_dev) 415ed29f942SHoegeun Kwon { 416ed29f942SHoegeun Kwon return bl_dev->props.brightness; 417ed29f942SHoegeun Kwon } 418ed29f942SHoegeun Kwon 419ed29f942SHoegeun Kwon static int s6e3ha2_set_vint(struct s6e3ha2 *ctx) 420ed29f942SHoegeun Kwon { 421ed29f942SHoegeun Kwon struct backlight_device *bl_dev = ctx->bl_dev; 422ed29f942SHoegeun Kwon unsigned int brightness = bl_dev->props.brightness; 423ed29f942SHoegeun Kwon unsigned char data[] = { 0xf4, 0x8b, 424ed29f942SHoegeun Kwon vint_table[brightness * (S6E3HA2_VINT_STATUS_MAX - 1) / 425ed29f942SHoegeun Kwon S6E3HA2_MAX_BRIGHTNESS] }; 426ed29f942SHoegeun Kwon 427ed29f942SHoegeun Kwon return s6e3ha2_dcs_write(ctx, data, ARRAY_SIZE(data)); 428ed29f942SHoegeun Kwon } 429ed29f942SHoegeun Kwon 430ed29f942SHoegeun Kwon static unsigned int s6e3ha2_get_brightness_index(unsigned int brightness) 431ed29f942SHoegeun Kwon { 432ed29f942SHoegeun Kwon return (brightness * (S6E3HA2_NUM_GAMMA_STEPS - 1)) / 433ed29f942SHoegeun Kwon S6E3HA2_MAX_BRIGHTNESS; 434ed29f942SHoegeun Kwon } 435ed29f942SHoegeun Kwon 436ed29f942SHoegeun Kwon static int s6e3ha2_update_gamma(struct s6e3ha2 *ctx, unsigned int brightness) 437ed29f942SHoegeun Kwon { 438ed29f942SHoegeun Kwon struct backlight_device *bl_dev = ctx->bl_dev; 439ed29f942SHoegeun Kwon unsigned int index = s6e3ha2_get_brightness_index(brightness); 440ed29f942SHoegeun Kwon u8 data[S6E3HA2_GAMMA_CMD_CNT + 1] = { 0xca, }; 441ed29f942SHoegeun Kwon int ret; 442ed29f942SHoegeun Kwon 443ed29f942SHoegeun Kwon memcpy(data + 1, gamma_tbl + index, S6E3HA2_GAMMA_CMD_CNT); 444ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, 445ed29f942SHoegeun Kwon s6e3ha2_dcs_write(ctx, data, ARRAY_SIZE(data))); 446ed29f942SHoegeun Kwon 447ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_gamma_update(ctx)); 448ed29f942SHoegeun Kwon bl_dev->props.brightness = brightness; 449ed29f942SHoegeun Kwon 450ed29f942SHoegeun Kwon return 0; 451ed29f942SHoegeun Kwon } 452ed29f942SHoegeun Kwon 453ed29f942SHoegeun Kwon static int s6e3ha2_set_brightness(struct backlight_device *bl_dev) 454ed29f942SHoegeun Kwon { 455ed29f942SHoegeun Kwon struct s6e3ha2 *ctx = bl_get_data(bl_dev); 456ed29f942SHoegeun Kwon unsigned int brightness = bl_dev->props.brightness; 457ed29f942SHoegeun Kwon int ret; 458ed29f942SHoegeun Kwon 459ed29f942SHoegeun Kwon if (brightness < S6E3HA2_MIN_BRIGHTNESS || 460ed29f942SHoegeun Kwon brightness > bl_dev->props.max_brightness) { 461ed29f942SHoegeun Kwon dev_err(ctx->dev, "Invalid brightness: %u\n", brightness); 462ed29f942SHoegeun Kwon return -EINVAL; 463ed29f942SHoegeun Kwon } 464ed29f942SHoegeun Kwon 465ed29f942SHoegeun Kwon if (bl_dev->props.power > FB_BLANK_NORMAL) 466ed29f942SHoegeun Kwon return -EPERM; 467ed29f942SHoegeun Kwon 468ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_f0(ctx)); 469ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_update_gamma(ctx, brightness)); 470ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_aor_control(ctx)); 471ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_set_vint(ctx)); 472ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_f0(ctx)); 473ed29f942SHoegeun Kwon 474ed29f942SHoegeun Kwon return 0; 475ed29f942SHoegeun Kwon } 476ed29f942SHoegeun Kwon 477ed29f942SHoegeun Kwon static const struct backlight_ops s6e3ha2_bl_ops = { 478ed29f942SHoegeun Kwon .get_brightness = s6e3ha2_get_brightness, 479ed29f942SHoegeun Kwon .update_status = s6e3ha2_set_brightness, 480ed29f942SHoegeun Kwon }; 481ed29f942SHoegeun Kwon 482ed29f942SHoegeun Kwon static int s6e3ha2_panel_init(struct s6e3ha2 *ctx) 483ed29f942SHoegeun Kwon { 484ed29f942SHoegeun Kwon struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); 485ed29f942SHoegeun Kwon int ret; 486ed29f942SHoegeun Kwon 487ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, mipi_dsi_dcs_exit_sleep_mode(dsi)); 488ed29f942SHoegeun Kwon usleep_range(5000, 6000); 489ed29f942SHoegeun Kwon 490ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_f0(ctx)); 491ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_single_dsi_set(ctx)); 492ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_fc(ctx)); 493ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_freq_calibration(ctx)); 494ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_fc(ctx)); 495ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_f0(ctx)); 496ed29f942SHoegeun Kwon 497ed29f942SHoegeun Kwon return 0; 498ed29f942SHoegeun Kwon } 499ed29f942SHoegeun Kwon 500ed29f942SHoegeun Kwon static int s6e3ha2_power_off(struct s6e3ha2 *ctx) 501ed29f942SHoegeun Kwon { 502ed29f942SHoegeun Kwon return regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); 503ed29f942SHoegeun Kwon } 504ed29f942SHoegeun Kwon 505ed29f942SHoegeun Kwon static int s6e3ha2_disable(struct drm_panel *panel) 506ed29f942SHoegeun Kwon { 507ed29f942SHoegeun Kwon struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); 508ed29f942SHoegeun Kwon struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); 509ed29f942SHoegeun Kwon int ret; 510ed29f942SHoegeun Kwon 511ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, mipi_dsi_dcs_enter_sleep_mode(dsi)); 512ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, mipi_dsi_dcs_set_display_off(dsi)); 513ed29f942SHoegeun Kwon 514ed29f942SHoegeun Kwon msleep(40); 515ed29f942SHoegeun Kwon ctx->bl_dev->props.power = FB_BLANK_NORMAL; 516ed29f942SHoegeun Kwon 517ed29f942SHoegeun Kwon return 0; 518ed29f942SHoegeun Kwon } 519ed29f942SHoegeun Kwon 520ed29f942SHoegeun Kwon static int s6e3ha2_unprepare(struct drm_panel *panel) 521ed29f942SHoegeun Kwon { 522ed29f942SHoegeun Kwon struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); 523ed29f942SHoegeun Kwon 524ed29f942SHoegeun Kwon return s6e3ha2_power_off(ctx); 525ed29f942SHoegeun Kwon } 526ed29f942SHoegeun Kwon 527ed29f942SHoegeun Kwon static int s6e3ha2_power_on(struct s6e3ha2 *ctx) 528ed29f942SHoegeun Kwon { 529ed29f942SHoegeun Kwon int ret; 530ed29f942SHoegeun Kwon 531ed29f942SHoegeun Kwon ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); 532ed29f942SHoegeun Kwon if (ret < 0) 533ed29f942SHoegeun Kwon return ret; 534ed29f942SHoegeun Kwon 535ed29f942SHoegeun Kwon msleep(120); 536ed29f942SHoegeun Kwon 537ed29f942SHoegeun Kwon gpiod_set_value(ctx->enable_gpio, 0); 538ed29f942SHoegeun Kwon usleep_range(5000, 6000); 539ed29f942SHoegeun Kwon gpiod_set_value(ctx->enable_gpio, 1); 540ed29f942SHoegeun Kwon 541ed29f942SHoegeun Kwon gpiod_set_value(ctx->reset_gpio, 1); 542ed29f942SHoegeun Kwon usleep_range(5000, 6000); 543ed29f942SHoegeun Kwon gpiod_set_value(ctx->reset_gpio, 0); 544ed29f942SHoegeun Kwon usleep_range(5000, 6000); 545ed29f942SHoegeun Kwon 546ed29f942SHoegeun Kwon return 0; 547ed29f942SHoegeun Kwon } 548ed29f942SHoegeun Kwon static int s6e3ha2_prepare(struct drm_panel *panel) 549ed29f942SHoegeun Kwon { 550ed29f942SHoegeun Kwon struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); 551ed29f942SHoegeun Kwon int ret; 552ed29f942SHoegeun Kwon 553ed29f942SHoegeun Kwon ret = s6e3ha2_power_on(ctx); 554ed29f942SHoegeun Kwon if (ret < 0) 555ed29f942SHoegeun Kwon return ret; 556ed29f942SHoegeun Kwon 557ed29f942SHoegeun Kwon ret = s6e3ha2_panel_init(ctx); 558ed29f942SHoegeun Kwon if (ret < 0) 559ed29f942SHoegeun Kwon goto err; 560ed29f942SHoegeun Kwon 561ed29f942SHoegeun Kwon ctx->bl_dev->props.power = FB_BLANK_NORMAL; 562ed29f942SHoegeun Kwon 563ed29f942SHoegeun Kwon return 0; 564ed29f942SHoegeun Kwon 565ed29f942SHoegeun Kwon err: 566ed29f942SHoegeun Kwon s6e3ha2_power_off(ctx); 567ed29f942SHoegeun Kwon return ret; 568ed29f942SHoegeun Kwon } 569ed29f942SHoegeun Kwon 570ed29f942SHoegeun Kwon static int s6e3ha2_enable(struct drm_panel *panel) 571ed29f942SHoegeun Kwon { 572ed29f942SHoegeun Kwon struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); 573ed29f942SHoegeun Kwon struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); 574ed29f942SHoegeun Kwon int ret; 575ed29f942SHoegeun Kwon 576ed29f942SHoegeun Kwon /* common setting */ 577ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, 578ed29f942SHoegeun Kwon mipi_dsi_dcs_set_tear_on(dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK)); 579ed29f942SHoegeun Kwon 580ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_f0(ctx)); 581ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_on_fc(ctx)); 582ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_touch_hsync_on1(ctx)); 583ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_pentile_control(ctx)); 584ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_poc_global(ctx)); 585ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_poc_setting(ctx)); 586ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_fc(ctx)); 587ed29f942SHoegeun Kwon 588ed29f942SHoegeun Kwon /* pcd setting off for TB */ 589ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_pcd_set_off(ctx)); 590ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_err_fg_set(ctx)); 591ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_te_start_setting(ctx)); 592ed29f942SHoegeun Kwon 593ed29f942SHoegeun Kwon /* brightness setting */ 594ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_set_brightness(ctx->bl_dev)); 595ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_aor_control(ctx)); 596ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_caps_elvss_set(ctx)); 597ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_gamma_update(ctx)); 598ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_acl_off(ctx)); 599ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_acl_off_opr(ctx)); 600ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_hbm_off(ctx)); 601ed29f942SHoegeun Kwon 602ed29f942SHoegeun Kwon /* elvss temp compensation */ 603ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_global(ctx)); 604ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test(ctx)); 605ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, s6e3ha2_test_key_off_f0(ctx)); 606ed29f942SHoegeun Kwon 607ed29f942SHoegeun Kwon s6e3ha2_call_write_func(ret, mipi_dsi_dcs_set_display_on(dsi)); 608ed29f942SHoegeun Kwon ctx->bl_dev->props.power = FB_BLANK_UNBLANK; 609ed29f942SHoegeun Kwon 610ed29f942SHoegeun Kwon return 0; 611ed29f942SHoegeun Kwon } 612ed29f942SHoegeun Kwon 613e2af12bfSHoegeun Kwon static const struct drm_display_mode s6e3ha2_mode = { 614ed29f942SHoegeun Kwon .clock = 222372, 615ed29f942SHoegeun Kwon .hdisplay = 1440, 616ed29f942SHoegeun Kwon .hsync_start = 1440 + 1, 617ed29f942SHoegeun Kwon .hsync_end = 1440 + 1 + 1, 618ed29f942SHoegeun Kwon .htotal = 1440 + 1 + 1 + 1, 619ed29f942SHoegeun Kwon .vdisplay = 2560, 620ed29f942SHoegeun Kwon .vsync_start = 2560 + 1, 621ed29f942SHoegeun Kwon .vsync_end = 2560 + 1 + 1, 622ed29f942SHoegeun Kwon .vtotal = 2560 + 1 + 1 + 15, 623ed29f942SHoegeun Kwon .vrefresh = 60, 624ed29f942SHoegeun Kwon .flags = 0, 625ed29f942SHoegeun Kwon }; 626ed29f942SHoegeun Kwon 627e2af12bfSHoegeun Kwon static const struct s6e3ha2_panel_desc samsung_s6e3ha2 = { 628e2af12bfSHoegeun Kwon .mode = &s6e3ha2_mode, 629e2af12bfSHoegeun Kwon .type = HA2_TYPE, 630e2af12bfSHoegeun Kwon }; 631e2af12bfSHoegeun Kwon 632e2af12bfSHoegeun Kwon static const struct drm_display_mode s6e3hf2_mode = { 633e2af12bfSHoegeun Kwon .clock = 247856, 634e2af12bfSHoegeun Kwon .hdisplay = 1600, 635e2af12bfSHoegeun Kwon .hsync_start = 1600 + 1, 636e2af12bfSHoegeun Kwon .hsync_end = 1600 + 1 + 1, 637e2af12bfSHoegeun Kwon .htotal = 1600 + 1 + 1 + 1, 638e2af12bfSHoegeun Kwon .vdisplay = 2560, 639e2af12bfSHoegeun Kwon .vsync_start = 2560 + 1, 640e2af12bfSHoegeun Kwon .vsync_end = 2560 + 1 + 1, 641e2af12bfSHoegeun Kwon .vtotal = 2560 + 1 + 1 + 15, 642e2af12bfSHoegeun Kwon .vrefresh = 60, 643e2af12bfSHoegeun Kwon .flags = 0, 644e2af12bfSHoegeun Kwon }; 645e2af12bfSHoegeun Kwon 646e2af12bfSHoegeun Kwon static const struct s6e3ha2_panel_desc samsung_s6e3hf2 = { 647e2af12bfSHoegeun Kwon .mode = &s6e3hf2_mode, 648e2af12bfSHoegeun Kwon .type = HF2_TYPE, 649e2af12bfSHoegeun Kwon }; 650e2af12bfSHoegeun Kwon 651ed29f942SHoegeun Kwon static int s6e3ha2_get_modes(struct drm_panel *panel) 652ed29f942SHoegeun Kwon { 653ed29f942SHoegeun Kwon struct drm_connector *connector = panel->connector; 654e2af12bfSHoegeun Kwon struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel); 655ed29f942SHoegeun Kwon struct drm_display_mode *mode; 656ed29f942SHoegeun Kwon 657e2af12bfSHoegeun Kwon mode = drm_mode_duplicate(panel->drm, ctx->desc->mode); 658ed29f942SHoegeun Kwon if (!mode) { 659ed29f942SHoegeun Kwon DRM_ERROR("failed to add mode %ux%ux@%u\n", 660e2af12bfSHoegeun Kwon ctx->desc->mode->hdisplay, ctx->desc->mode->vdisplay, 661e2af12bfSHoegeun Kwon ctx->desc->mode->vrefresh); 662ed29f942SHoegeun Kwon return -ENOMEM; 663ed29f942SHoegeun Kwon } 664ed29f942SHoegeun Kwon 665ed29f942SHoegeun Kwon drm_mode_set_name(mode); 666ed29f942SHoegeun Kwon 667ed29f942SHoegeun Kwon mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; 668ed29f942SHoegeun Kwon drm_mode_probed_add(connector, mode); 669ed29f942SHoegeun Kwon 670ed29f942SHoegeun Kwon connector->display_info.width_mm = 71; 671ed29f942SHoegeun Kwon connector->display_info.height_mm = 125; 672ed29f942SHoegeun Kwon 673ed29f942SHoegeun Kwon return 1; 674ed29f942SHoegeun Kwon } 675ed29f942SHoegeun Kwon 676ed29f942SHoegeun Kwon static const struct drm_panel_funcs s6e3ha2_drm_funcs = { 677ed29f942SHoegeun Kwon .disable = s6e3ha2_disable, 678ed29f942SHoegeun Kwon .unprepare = s6e3ha2_unprepare, 679ed29f942SHoegeun Kwon .prepare = s6e3ha2_prepare, 680ed29f942SHoegeun Kwon .enable = s6e3ha2_enable, 681ed29f942SHoegeun Kwon .get_modes = s6e3ha2_get_modes, 682ed29f942SHoegeun Kwon }; 683ed29f942SHoegeun Kwon 684ed29f942SHoegeun Kwon static int s6e3ha2_probe(struct mipi_dsi_device *dsi) 685ed29f942SHoegeun Kwon { 686ed29f942SHoegeun Kwon struct device *dev = &dsi->dev; 687ed29f942SHoegeun Kwon struct s6e3ha2 *ctx; 688ed29f942SHoegeun Kwon int ret; 689ed29f942SHoegeun Kwon 690ed29f942SHoegeun Kwon ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); 691ed29f942SHoegeun Kwon if (!ctx) 692ed29f942SHoegeun Kwon return -ENOMEM; 693ed29f942SHoegeun Kwon 694ed29f942SHoegeun Kwon mipi_dsi_set_drvdata(dsi, ctx); 695ed29f942SHoegeun Kwon 696ed29f942SHoegeun Kwon ctx->dev = dev; 697e2af12bfSHoegeun Kwon ctx->desc = of_device_get_match_data(dev); 698ed29f942SHoegeun Kwon 699ed29f942SHoegeun Kwon dsi->lanes = 4; 700ed29f942SHoegeun Kwon dsi->format = MIPI_DSI_FMT_RGB888; 701ed29f942SHoegeun Kwon dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS; 702ed29f942SHoegeun Kwon 703ed29f942SHoegeun Kwon ctx->supplies[0].supply = "vdd3"; 704ed29f942SHoegeun Kwon ctx->supplies[1].supply = "vci"; 705ed29f942SHoegeun Kwon 706ed29f942SHoegeun Kwon ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies), 707ed29f942SHoegeun Kwon ctx->supplies); 708ed29f942SHoegeun Kwon if (ret < 0) { 709ed29f942SHoegeun Kwon dev_err(dev, "failed to get regulators: %d\n", ret); 710ed29f942SHoegeun Kwon return ret; 711ed29f942SHoegeun Kwon } 712ed29f942SHoegeun Kwon 713ed29f942SHoegeun Kwon ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); 714ed29f942SHoegeun Kwon if (IS_ERR(ctx->reset_gpio)) { 715ed29f942SHoegeun Kwon dev_err(dev, "cannot get reset-gpios %ld\n", 716ed29f942SHoegeun Kwon PTR_ERR(ctx->reset_gpio)); 717ed29f942SHoegeun Kwon return PTR_ERR(ctx->reset_gpio); 718ed29f942SHoegeun Kwon } 719ed29f942SHoegeun Kwon 720ed29f942SHoegeun Kwon ctx->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH); 721ed29f942SHoegeun Kwon if (IS_ERR(ctx->enable_gpio)) { 722ed29f942SHoegeun Kwon dev_err(dev, "cannot get enable-gpios %ld\n", 723ed29f942SHoegeun Kwon PTR_ERR(ctx->enable_gpio)); 724ed29f942SHoegeun Kwon return PTR_ERR(ctx->enable_gpio); 725ed29f942SHoegeun Kwon } 726ed29f942SHoegeun Kwon 727ed29f942SHoegeun Kwon ctx->bl_dev = backlight_device_register("s6e3ha2", dev, ctx, 728ed29f942SHoegeun Kwon &s6e3ha2_bl_ops, NULL); 729ed29f942SHoegeun Kwon if (IS_ERR(ctx->bl_dev)) { 730ed29f942SHoegeun Kwon dev_err(dev, "failed to register backlight device\n"); 731ed29f942SHoegeun Kwon return PTR_ERR(ctx->bl_dev); 732ed29f942SHoegeun Kwon } 733ed29f942SHoegeun Kwon 734ed29f942SHoegeun Kwon ctx->bl_dev->props.max_brightness = S6E3HA2_MAX_BRIGHTNESS; 735ed29f942SHoegeun Kwon ctx->bl_dev->props.brightness = S6E3HA2_DEFAULT_BRIGHTNESS; 736ed29f942SHoegeun Kwon ctx->bl_dev->props.power = FB_BLANK_POWERDOWN; 737ed29f942SHoegeun Kwon 738ed29f942SHoegeun Kwon drm_panel_init(&ctx->panel); 739ed29f942SHoegeun Kwon ctx->panel.dev = dev; 740ed29f942SHoegeun Kwon ctx->panel.funcs = &s6e3ha2_drm_funcs; 741ed29f942SHoegeun Kwon 742ed29f942SHoegeun Kwon ret = drm_panel_add(&ctx->panel); 743ed29f942SHoegeun Kwon if (ret < 0) 744ed29f942SHoegeun Kwon goto unregister_backlight; 745ed29f942SHoegeun Kwon 746ed29f942SHoegeun Kwon ret = mipi_dsi_attach(dsi); 747ed29f942SHoegeun Kwon if (ret < 0) 748ed29f942SHoegeun Kwon goto remove_panel; 749ed29f942SHoegeun Kwon 750ed29f942SHoegeun Kwon return ret; 751ed29f942SHoegeun Kwon 752ed29f942SHoegeun Kwon remove_panel: 753ed29f942SHoegeun Kwon drm_panel_remove(&ctx->panel); 754ed29f942SHoegeun Kwon 755ed29f942SHoegeun Kwon unregister_backlight: 756ed29f942SHoegeun Kwon backlight_device_unregister(ctx->bl_dev); 757ed29f942SHoegeun Kwon 758ed29f942SHoegeun Kwon return ret; 759ed29f942SHoegeun Kwon } 760ed29f942SHoegeun Kwon 761ed29f942SHoegeun Kwon static int s6e3ha2_remove(struct mipi_dsi_device *dsi) 762ed29f942SHoegeun Kwon { 763ed29f942SHoegeun Kwon struct s6e3ha2 *ctx = mipi_dsi_get_drvdata(dsi); 764ed29f942SHoegeun Kwon 765ed29f942SHoegeun Kwon mipi_dsi_detach(dsi); 766ed29f942SHoegeun Kwon drm_panel_remove(&ctx->panel); 767ed29f942SHoegeun Kwon backlight_device_unregister(ctx->bl_dev); 768ed29f942SHoegeun Kwon 769ed29f942SHoegeun Kwon return 0; 770ed29f942SHoegeun Kwon } 771ed29f942SHoegeun Kwon 772ed29f942SHoegeun Kwon static const struct of_device_id s6e3ha2_of_match[] = { 773e2af12bfSHoegeun Kwon { .compatible = "samsung,s6e3ha2", .data = &samsung_s6e3ha2 }, 774e2af12bfSHoegeun Kwon { .compatible = "samsung,s6e3hf2", .data = &samsung_s6e3hf2 }, 775ed29f942SHoegeun Kwon { } 776ed29f942SHoegeun Kwon }; 777ed29f942SHoegeun Kwon MODULE_DEVICE_TABLE(of, s6e3ha2_of_match); 778ed29f942SHoegeun Kwon 779ed29f942SHoegeun Kwon static struct mipi_dsi_driver s6e3ha2_driver = { 780ed29f942SHoegeun Kwon .probe = s6e3ha2_probe, 781ed29f942SHoegeun Kwon .remove = s6e3ha2_remove, 782ed29f942SHoegeun Kwon .driver = { 783ed29f942SHoegeun Kwon .name = "panel-samsung-s6e3ha2", 784ed29f942SHoegeun Kwon .of_match_table = s6e3ha2_of_match, 785ed29f942SHoegeun Kwon }, 786ed29f942SHoegeun Kwon }; 787ed29f942SHoegeun Kwon module_mipi_dsi_driver(s6e3ha2_driver); 788ed29f942SHoegeun Kwon 789ed29f942SHoegeun Kwon MODULE_AUTHOR("Donghwa Lee <dh09.lee@samsung.com>"); 790ed29f942SHoegeun Kwon MODULE_AUTHOR("Hyungwon Hwang <human.hwang@samsung.com>"); 791ed29f942SHoegeun Kwon MODULE_AUTHOR("Hoegeun Kwon <hoegeun.kwon@samsung.com>"); 792ed29f942SHoegeun Kwon MODULE_DESCRIPTION("MIPI-DSI based s6e3ha2 AMOLED Panel Driver"); 793ed29f942SHoegeun Kwon MODULE_LICENSE("GPL v2"); 794