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