| /* |
| * Copyright (C) 2016 Freescale Semiconductor, Inc. All Rights Reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| #include <linux/types.h> |
| #include <linux/init.h> |
| #include <linux/delay.h> |
| #include <linux/platform_device.h> |
| #include <linux/err.h> |
| #include <linux/clk.h> |
| #include <linux/console.h> |
| #include <linux/io.h> |
| #include <linux/bitops.h> |
| #include <linux/spinlock.h> |
| #include <linux/mipi_dsi.h> |
| #include <linux/mxcfb.h> |
| #include <linux/backlight.h> |
| #include <video/mipi_display.h> |
| |
| #include "mipi_dsi.h" |
| |
| #define OTM8018B_TWO_DATA_LANE (0x2) |
| #define OTM8018B_MAX_DPHY_CLK (800) |
| |
| #define CHECK_RETCODE(ret) \ |
| do { \ |
| if (ret < 0) { \ |
| dev_err(&mipi_dsi->pdev->dev, \ |
| "%s ERR: ret:%d, line:%d.\n", \ |
| __func__, ret, __LINE__); \ |
| return ret; \ |
| } \ |
| } while (0) |
| |
| static void parse_variadic(int n, u8 *buf, ...) |
| { |
| int i = 0; |
| va_list args; |
| |
| if (unlikely(!n)) return; |
| |
| va_start(args, buf); |
| |
| for (i = 0; i < n; i++) |
| buf[i + 1] = (u8)va_arg(args, int); |
| |
| va_end(args); |
| } |
| |
| #define TC358763_DCS_write_1A_nP(n, addr, ...) { \ |
| int err; \ |
| \ |
| buf[0] = addr; \ |
| parse_variadic(n, buf, ##__VA_ARGS__); \ |
| \ |
| err = mipi_dsi->mipi_dsi_pkt_write(mipi_dsi, \ |
| MIPI_DSI_GENERIC_LONG_WRITE, (u32*)buf, n + 1); \ |
| CHECK_RETCODE(err); \ |
| } |
| |
| #define TC358763_DCS_write_1A_0P(addr) \ |
| TC358763_DCS_write_1A_nP(0, addr) |
| |
| #define TC358763_DCS_write_1A_1P(addr, ...) \ |
| TC358763_DCS_write_1A_nP(1, addr, __VA_ARGS__) |
| |
| #define TC358763_DCS_write_1A_2P(addr, ...) \ |
| TC358763_DCS_write_1A_nP(2, addr, __VA_ARGS__) |
| |
| #define TC358763_DCS_write_1A_3P(addr, ...) \ |
| TC358763_DCS_write_1A_nP(3, addr, __VA_ARGS__) |
| |
| #define TC358763_DCS_write_1A_5P(addr, ...) \ |
| TC358763_DCS_write_1A_nP(5, addr, __VA_ARGS__) |
| |
| #define TC358763_DCS_write_1A_6P(addr, ...) \ |
| TC358763_DCS_write_1A_nP(6, addr, __VA_ARGS__) |
| |
| #define TC358763_DCS_write_1A_12P(addr, ...) \ |
| TC358763_DCS_write_1A_nP(12, addr, __VA_ARGS__) |
| |
| #define TC358763_DCS_write_1A_14P(addr, ...) \ |
| TC358763_DCS_write_1A_nP(14, addr, __VA_ARGS__) |
| |
| static int otm8018bbl_brightness; |
| |
| static struct fb_videomode truly_lcd_modedb[] = { |
| { |
| "TRULY-WVGA", 64, 480, 800, 37880, |
| 8, 8, |
| 6, 6, |
| 8, 6, |
| FB_SYNC_OE_LOW_ACT, |
| FB_VMODE_NONINTERLACED, |
| 0, |
| }, |
| }; |
| |
| static struct mipi_lcd_config lcd_config = { |
| .virtual_ch = 0x0, |
| .data_lane_num = OTM8018B_TWO_DATA_LANE, |
| .max_phy_clk = OTM8018B_MAX_DPHY_CLK, |
| .dpi_fmt = MIPI_RGB888, |
| }; |
| |
| void mipid_otm8018b_get_lcd_videomode(struct fb_videomode **mode, int *size, |
| struct mipi_lcd_config **data) |
| { |
| *mode = &truly_lcd_modedb[0]; |
| *size = ARRAY_SIZE(truly_lcd_modedb); |
| *data = &lcd_config; |
| } |
| |
| int mipid_otm8018b_lcd_setup(struct mipi_dsi_info *mipi_dsi) |
| { |
| u8 buf[DSI_CMD_BUF_MAXSIZE]; |
| |
| dev_dbg(&mipi_dsi->pdev->dev, "MIPI DSI LCD setup.\n"); |
| |
| TC358763_DCS_write_1A_3P(0xFF,0x80,0x09,0x01); |
| TC358763_DCS_write_1A_1P(0x00,0x80); |
| TC358763_DCS_write_1A_2P(0xFF,0x80,0x09); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x03); |
| TC358763_DCS_write_1A_1P(0xff,0x01); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xb4); |
| TC358763_DCS_write_1A_1P(0xc0,0x10); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x82); |
| TC358763_DCS_write_1A_1P(0xC5,0xa3); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x90); |
| TC358763_DCS_write_1A_2P(0xC5,0x96,0x76); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x00); |
| TC358763_DCS_write_1A_2P(0xD8,0x75,0x73); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x00); |
| TC358763_DCS_write_1A_1P(0xD9,0x5e); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x81); |
| TC358763_DCS_write_1A_1P(0xC1,0x66); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xA1); |
| TC358763_DCS_write_1A_1P(0xC1,0x08); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x89); |
| TC358763_DCS_write_1A_1P(0xC4,0x08); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xA2); |
| TC358763_DCS_write_1A_3P(0xC0,0x1B,0x00,0x02); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x81); |
| TC358763_DCS_write_1A_1P(0xC4,0x83); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x92); |
| TC358763_DCS_write_1A_1P(0xC5,0x01); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xb1); |
| TC358763_DCS_write_1A_1P(0xC5,0xa9); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x90); |
| TC358763_DCS_write_1A_6P(0xC0,0x00,0x44,0x00,0x00,0x00,0x03); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xA6); |
| TC358763_DCS_write_1A_3P(0xC1,0x00,0x00,0x00); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x80); |
| TC358763_DCS_write_1A_12P(0xCE,0x87,0x03,0x00,0x85,0x03,0x00, |
| 0x86,0x03,0x00,0x84,0x03,0x00); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xA0); |
| TC358763_DCS_write_1A_14P(0xCE,0x38,0x03,0x03,0x58,0x00,0x00, |
| 0x00,0x38,0x02,0x03,0x59,0x00,0x00,0x00); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xB0); |
| TC358763_DCS_write_1A_14P(0xCE,0x38,0x01,0x03,0x5a,0x00,0x00, |
| 0x00,0x38,0x00,0x03,0x5b,0x00,0x00,0x00); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xC0); |
| TC358763_DCS_write_1A_14P(0xCE,0x30,0x00,0x03,0x5c,0x00,0x00, |
| 0x00,0x30,0x01,0x03,0x5d,0x00,0x00,0x00); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xD0); |
| TC358763_DCS_write_1A_14P(0xCE,0x30,0x02,0x03,0x5e,0x00,0x00, |
| 0x00,0x30,0x03,0x03,0x5f,0x00,0x00,0x00); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xC7); |
| TC358763_DCS_write_1A_1P(0xCF,0x00); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xC9); |
| TC358763_DCS_write_1A_1P(0xCF,0x00); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xC4); |
| TC358763_DCS_write_1A_6P(0xCB,0x04,0x04,0x04,0x04,0x04,0x04); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xd9); |
| TC358763_DCS_write_1A_6P(0xCB,0x04,0x04,0x04,0x04,0x04,0x04); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x84); |
| TC358763_DCS_write_1A_6P(0xCc,0x0c,0x0a,0x10,0x0e,0x03,0x04); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x9e); |
| TC358763_DCS_write_1A_1P(0xCc,0x0b); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xA0); |
| TC358763_DCS_write_1A_5P(0xCC,0x09,0x0f,0x0d,0x01,0x02); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xb4); |
| TC358763_DCS_write_1A_5P(0xCC,0x0d,0x09,0x0b,0x02,0x01); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xce); |
| TC358763_DCS_write_1A_1P(0xCc,0x0e); |
| |
| TC358763_DCS_write_1A_1P(0x00,0xD0); |
| TC358763_DCS_write_1A_5P(0xCC,0x10,0x0a,0x0c,0x04,0x03); |
| |
| TC358763_DCS_write_1A_1P(0x00,0x00); |
| TC358763_DCS_write_1A_1P(0x3a,0x77); |
| |
| TC358763_DCS_write_1A_0P(0x11); |
| |
| msleep(200); |
| |
| TC358763_DCS_write_1A_0P(0x29); |
| |
| TC358763_DCS_write_1A_0P(0x2C); |
| |
| return 0; |
| } |
| |
| static int mipid_bl_update_status(struct backlight_device *bl) |
| { |
| return 0; |
| } |
| |
| static int mipid_bl_get_brightness(struct backlight_device *bl) |
| { |
| return otm8018bbl_brightness; |
| } |
| |
| static int mipi_bl_check_fb(struct backlight_device *bl, struct fb_info *fbi) |
| { |
| return 0; |
| } |
| |
| static const struct backlight_ops mipid_lcd_bl_ops = { |
| .update_status = mipid_bl_update_status, |
| .get_brightness = mipid_bl_get_brightness, |
| .check_fb = mipi_bl_check_fb, |
| }; |