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Open Menu / drivers / gpu / drm / panel / panel-ilitek-ili9881c.c
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// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2017-2018, Bootlin
 */

#include <linux/delay.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>

#include <linux/gpio/consumer.h>
#include <linux/regulator/consumer.h>

#include <drm/drm_mipi_dsi.h>
#include <drm/drm_modes.h>
#include <drm/drm_panel.h>

#include <video/mipi_display.h>

enum ili9881c_op {
	ILI9881C_SWITCH_PAGE,
	ILI9881C_COMMAND,
};

struct ili9881c_instr {
	enum ili9881c_op	op;

	union arg {
		struct cmd {
			u8	cmd;
			u8	data;
		} cmd;
		u8	page;
	} arg;
};

struct ili9881c_desc {
	const struct ili9881c_instr *init;
	const size_t init_length;
	const struct drm_display_mode *mode;
	const unsigned long mode_flags;
};

struct ili9881c {
	struct drm_panel	panel;
	struct mipi_dsi_device	*dsi;
	const struct ili9881c_desc	*desc;

	struct regulator	*power;
	struct gpio_desc	*reset;

	enum drm_panel_orientation	orientation;
};

#define ILI9881C_SWITCH_PAGE_INSTR(_page)	\
	{					\
		.op = ILI9881C_SWITCH_PAGE,	\
		.arg = {			\
			.page = (_page),	\
		},				\
	}

#define ILI9881C_COMMAND_INSTR(_cmd, _data)		\
	{						\
		.op = ILI9881C_COMMAND,		\
		.arg = {				\
			.cmd = {			\
				.cmd = (_cmd),		\
				.data = (_data),	\
			},				\
		},					\
	}

static const struct ili9881c_instr lhr050h41_init[] = {
	ILI9881C_SWITCH_PAGE_INSTR(3),
	ILI9881C_COMMAND_INSTR(0x01, 0x00),
	ILI9881C_COMMAND_INSTR(0x02, 0x00),
	ILI9881C_COMMAND_INSTR(0x03, 0x73),
	ILI9881C_COMMAND_INSTR(0x04, 0x03),
	ILI9881C_COMMAND_INSTR(0x05, 0x00),
	ILI9881C_COMMAND_INSTR(0x06, 0x06),
	ILI9881C_COMMAND_INSTR(0x07, 0x06),
	ILI9881C_COMMAND_INSTR(0x08, 0x00),
	ILI9881C_COMMAND_INSTR(0x09, 0x18),
	ILI9881C_COMMAND_INSTR(0x0a, 0x04),
	ILI9881C_COMMAND_INSTR(0x0b, 0x00),
	ILI9881C_COMMAND_INSTR(0x0c, 0x02),
	ILI9881C_COMMAND_INSTR(0x0d, 0x03),
	ILI9881C_COMMAND_INSTR(0x0e, 0x00),
	ILI9881C_COMMAND_INSTR(0x0f, 0x25),
	ILI9881C_COMMAND_INSTR(0x10, 0x25),
	ILI9881C_COMMAND_INSTR(0x11, 0x00),
	ILI9881C_COMMAND_INSTR(0x12, 0x00),
	ILI9881C_COMMAND_INSTR(0x13, 0x00),
	ILI9881C_COMMAND_INSTR(0x14, 0x00),
	ILI9881C_COMMAND_INSTR(0x15, 0x00),
	ILI9881C_COMMAND_INSTR(0x16, 0x0C),
	ILI9881C_COMMAND_INSTR(0x17, 0x00),
	ILI9881C_COMMAND_INSTR(0x18, 0x00),
	ILI9881C_COMMAND_INSTR(0x19, 0x00),
	ILI9881C_COMMAND_INSTR(0x1a, 0x00),
	ILI9881C_COMMAND_INSTR(0x1b, 0x00),
	ILI9881C_COMMAND_INSTR(0x1c, 0x00),
	ILI9881C_COMMAND_INSTR(0x1d, 0x00),
	ILI9881C_COMMAND_INSTR(0x1e, 0xC0),
	ILI9881C_COMMAND_INSTR(0x1f, 0x80),
	ILI9881C_COMMAND_INSTR(0x20, 0x04),
	ILI9881C_COMMAND_INSTR(0x21, 0x01),
	ILI9881C_COMMAND_INSTR(0x22, 0x00),
	ILI9881C_COMMAND_INSTR(0x23, 0x00),
	ILI9881C_COMMAND_INSTR(0x24, 0x00),
	ILI9881C_COMMAND_INSTR(0x25, 0x00),
	ILI9881C_COMMAND_INSTR(0x26, 0x00),
	ILI9881C_COMMAND_INSTR(0x27, 0x00),
	ILI9881C_COMMAND_INSTR(0x28, 0x33),
	ILI9881C_COMMAND_INSTR(0x29, 0x03),
	ILI9881C_COMMAND_INSTR(0x2a, 0x00),
	ILI9881C_COMMAND_INSTR(0x2b, 0x00),
	ILI9881C_COMMAND_INSTR(0x2c, 0x00),
	ILI9881C_COMMAND_INSTR(0x2d, 0x00),
	ILI9881C_COMMAND_INSTR(0x2e, 0x00),
	ILI9881C_COMMAND_INSTR(0x2f, 0x00),
	ILI9881C_COMMAND_INSTR(0x30, 0x00),
	ILI9881C_COMMAND_INSTR(0x31, 0x00),
	ILI9881C_COMMAND_INSTR(0x32, 0x00),
	ILI9881C_COMMAND_INSTR(0x33, 0x00),
	ILI9881C_COMMAND_INSTR(0x34, 0x04),
	ILI9881C_COMMAND_INSTR(0x35, 0x00),
	ILI9881C_COMMAND_INSTR(0x36, 0x00),
	ILI9881C_COMMAND_INSTR(0x37, 0x00),
	ILI9881C_COMMAND_INSTR(0x38, 0x3C),
	ILI9881C_COMMAND_INSTR(0x39, 0x00),
	ILI9881C_COMMAND_INSTR(0x3a, 0x00),
	ILI9881C_COMMAND_INSTR(0x3b, 0x00),
	ILI9881C_COMMAND_INSTR(0x3c, 0x00),
	ILI9881C_COMMAND_INSTR(0x3d, 0x00),
	ILI9881C_COMMAND_INSTR(0x3e, 0x00),
	ILI9881C_COMMAND_INSTR(0x3f, 0x00),
	ILI9881C_COMMAND_INSTR(0x40, 0x00),
	ILI9881C_COMMAND_INSTR(0x41, 0x00),
	ILI9881C_COMMAND_INSTR(0x42, 0x00),
	ILI9881C_COMMAND_INSTR(0x43, 0x00),
	ILI9881C_COMMAND_INSTR(0x44, 0x00),
	ILI9881C_COMMAND_INSTR(0x50, 0x01),
	ILI9881C_COMMAND_INSTR(0x51, 0x23),
	ILI9881C_COMMAND_INSTR(0x52, 0x45),
	ILI9881C_COMMAND_INSTR(0x53, 0x67),
	ILI9881C_COMMAND_INSTR(0x54, 0x89),
	ILI9881C_COMMAND_INSTR(0x55, 0xab),
	ILI9881C_COMMAND_INSTR(0x56, 0x01),
	ILI9881C_COMMAND_INSTR(0x57, 0x23),
	ILI9881C_COMMAND_INSTR(0x58, 0x45),
	ILI9881C_COMMAND_INSTR(0x59, 0x67),
	ILI9881C_COMMAND_INSTR(0x5a, 0x89),
	ILI9881C_COMMAND_INSTR(0x5b, 0xab),
	ILI9881C_COMMAND_INSTR(0x5c, 0xcd),
	ILI9881C_COMMAND_INSTR(0x5d, 0xef),
	ILI9881C_COMMAND_INSTR(0x5e, 0x11),
	ILI9881C_COMMAND_INSTR(0x5f, 0x02),
	ILI9881C_COMMAND_INSTR(0x60, 0x02),
	ILI9881C_COMMAND_INSTR(0x61, 0x02),
	ILI9881C_COMMAND_INSTR(0x62, 0x02),
	ILI9881C_COMMAND_INSTR(0x63, 0x02),
	ILI9881C_COMMAND_INSTR(0x64, 0x02),
	ILI9881C_COMMAND_INSTR(0x65, 0x02),
	ILI9881C_COMMAND_INSTR(0x66, 0x02),
	ILI9881C_COMMAND_INSTR(0x67, 0x02),
	ILI9881C_COMMAND_INSTR(0x68, 0x02),
	ILI9881C_COMMAND_INSTR(0x69, 0x02),
	ILI9881C_COMMAND_INSTR(0x6a, 0x0C),
	ILI9881C_COMMAND_INSTR(0x6b, 0x02),
	ILI9881C_COMMAND_INSTR(0x6c, 0x0F),
	ILI9881C_COMMAND_INSTR(0x6d, 0x0E),
	ILI9881C_COMMAND_INSTR(0x6e, 0x0D),
	ILI9881C_COMMAND_INSTR(0x6f, 0x06),
	ILI9881C_COMMAND_INSTR(0x70, 0x07),
	ILI9881C_COMMAND_INSTR(0x71, 0x02),
	ILI9881C_COMMAND_INSTR(0x72, 0x02),
	ILI9881C_COMMAND_INSTR(0x73, 0x02),
	ILI9881C_COMMAND_INSTR(0x74, 0x02),
	ILI9881C_COMMAND_INSTR(0x75, 0x02),
	ILI9881C_COMMAND_INSTR(0x76, 0x02),
	ILI9881C_COMMAND_INSTR(0x77, 0x02),
	ILI9881C_COMMAND_INSTR(0x78, 0x02),
	ILI9881C_COMMAND_INSTR(0x79, 0x02),
	ILI9881C_COMMAND_INSTR(0x7a, 0x02),
	ILI9881C_COMMAND_INSTR(0x7b, 0x02),
	ILI9881C_COMMAND_INSTR(0x7c, 0x02),
	ILI9881C_COMMAND_INSTR(0x7d, 0x02),
	ILI9881C_COMMAND_INSTR(0x7e, 0x02),
	ILI9881C_COMMAND_INSTR(0x7f, 0x02),
	ILI9881C_COMMAND_INSTR(0x80, 0x0C),
	ILI9881C_COMMAND_INSTR(0x81, 0x02),
	ILI9881C_COMMAND_INSTR(0x82, 0x0F),
	ILI9881C_COMMAND_INSTR(0x83, 0x0E),
	ILI9881C_COMMAND_INSTR(0x84, 0x0D),
	ILI9881C_COMMAND_INSTR(0x85, 0x06),
	ILI9881C_COMMAND_INSTR(0x86, 0x07),
	ILI9881C_COMMAND_INSTR(0x87, 0x02),
	ILI9881C_COMMAND_INSTR(0x88, 0x02),
	ILI9881C_COMMAND_INSTR(0x89, 0x02),
	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
	ILI9881C_SWITCH_PAGE_INSTR(4),
	ILI9881C_COMMAND_INSTR(0x6C, 0x15),
	ILI9881C_COMMAND_INSTR(0x6E, 0x22),
	ILI9881C_COMMAND_INSTR(0x6F, 0x33),
	ILI9881C_COMMAND_INSTR(0x3A, 0xA4),
	ILI9881C_COMMAND_INSTR(0x8D, 0x0D),
	ILI9881C_COMMAND_INSTR(0x87, 0xBA),
	ILI9881C_COMMAND_INSTR(0x26, 0x76),
	ILI9881C_COMMAND_INSTR(0xB2, 0xD1),
	ILI9881C_SWITCH_PAGE_INSTR(1),
	ILI9881C_COMMAND_INSTR(0x22, 0x0A),
	ILI9881C_COMMAND_INSTR(0x53, 0xDC),
	ILI9881C_COMMAND_INSTR(0x55, 0xA7),
	ILI9881C_COMMAND_INSTR(0x50, 0x78),
	ILI9881C_COMMAND_INSTR(0x51, 0x78),
	ILI9881C_COMMAND_INSTR(0x31, 0x02),
	ILI9881C_COMMAND_INSTR(0x60, 0x14),
	ILI9881C_COMMAND_INSTR(0xA0, 0x2A),
	ILI9881C_COMMAND_INSTR(0xA1, 0x39),
	ILI9881C_COMMAND_INSTR(0xA2, 0x46),
	ILI9881C_COMMAND_INSTR(0xA3, 0x0e),
	ILI9881C_COMMAND_INSTR(0xA4, 0x12),
	ILI9881C_COMMAND_INSTR(0xA5, 0x25),
	ILI9881C_COMMAND_INSTR(0xA6, 0x19),
	ILI9881C_COMMAND_INSTR(0xA7, 0x1d),
	ILI9881C_COMMAND_INSTR(0xA8, 0xa6),
	ILI9881C_COMMAND_INSTR(0xA9, 0x1C),
	ILI9881C_COMMAND_INSTR(0xAA, 0x29),
	ILI9881C_COMMAND_INSTR(0xAB, 0x85),
	ILI9881C_COMMAND_INSTR(0xAC, 0x1C),
	ILI9881C_COMMAND_INSTR(0xAD, 0x1B),
	ILI9881C_COMMAND_INSTR(0xAE, 0x51),
	ILI9881C_COMMAND_INSTR(0xAF, 0x22),
	ILI9881C_COMMAND_INSTR(0xB0, 0x2d),
	ILI9881C_COMMAND_INSTR(0xB1, 0x4f),
	ILI9881C_COMMAND_INSTR(0xB2, 0x59),
	ILI9881C_COMMAND_INSTR(0xB3, 0x3F),
	ILI9881C_COMMAND_INSTR(0xC0, 0x2A),
	ILI9881C_COMMAND_INSTR(0xC1, 0x3a),
	ILI9881C_COMMAND_INSTR(0xC2, 0x45),
	ILI9881C_COMMAND_INSTR(0xC3, 0x0e),
	ILI9881C_COMMAND_INSTR(0xC4, 0x11),
	ILI9881C_COMMAND_INSTR(0xC5, 0x24),
	ILI9881C_COMMAND_INSTR(0xC6, 0x1a),
	ILI9881C_COMMAND_INSTR(0xC7, 0x1c),
	ILI9881C_COMMAND_INSTR(0xC8, 0xaa),
	ILI9881C_COMMAND_INSTR(0xC9, 0x1C),
	ILI9881C_COMMAND_INSTR(0xCA, 0x29),
	ILI9881C_COMMAND_INSTR(0xCB, 0x96),
	ILI9881C_COMMAND_INSTR(0xCC, 0x1C),
	ILI9881C_COMMAND_INSTR(0xCD, 0x1B),
	ILI9881C_COMMAND_INSTR(0xCE, 0x51),
	ILI9881C_COMMAND_INSTR(0xCF, 0x22),
	ILI9881C_COMMAND_INSTR(0xD0, 0x2b),
	ILI9881C_COMMAND_INSTR(0xD1, 0x4b),
	ILI9881C_COMMAND_INSTR(0xD2, 0x59),
	ILI9881C_COMMAND_INSTR(0xD3, 0x3F),
};

static const struct ili9881c_instr k101_im2byl02_init[] = {
	ILI9881C_SWITCH_PAGE_INSTR(3),
	ILI9881C_COMMAND_INSTR(0x01, 0x00),
	ILI9881C_COMMAND_INSTR(0x02, 0x00),
	ILI9881C_COMMAND_INSTR(0x03, 0x73),
	ILI9881C_COMMAND_INSTR(0x04, 0x00),
	ILI9881C_COMMAND_INSTR(0x05, 0x00),
	ILI9881C_COMMAND_INSTR(0x06, 0x08),
	ILI9881C_COMMAND_INSTR(0x07, 0x00),
	ILI9881C_COMMAND_INSTR(0x08, 0x00),
	ILI9881C_COMMAND_INSTR(0x09, 0x00),
	ILI9881C_COMMAND_INSTR(0x0A, 0x01),
	ILI9881C_COMMAND_INSTR(0x0B, 0x01),
	ILI9881C_COMMAND_INSTR(0x0C, 0x00),
	ILI9881C_COMMAND_INSTR(0x0D, 0x01),
	ILI9881C_COMMAND_INSTR(0x0E, 0x01),
	ILI9881C_COMMAND_INSTR(0x0F, 0x00),
	ILI9881C_COMMAND_INSTR(0x10, 0x00),
	ILI9881C_COMMAND_INSTR(0x11, 0x00),
	ILI9881C_COMMAND_INSTR(0x12, 0x00),
	ILI9881C_COMMAND_INSTR(0x13, 0x00),
	ILI9881C_COMMAND_INSTR(0x14, 0x00),
	ILI9881C_COMMAND_INSTR(0x15, 0x00),
	ILI9881C_COMMAND_INSTR(0x16, 0x00),
	ILI9881C_COMMAND_INSTR(0x17, 0x00),
	ILI9881C_COMMAND_INSTR(0x18, 0x00),
	ILI9881C_COMMAND_INSTR(0x19, 0x00),
	ILI9881C_COMMAND_INSTR(0x1A, 0x00),
	ILI9881C_COMMAND_INSTR(0x1B, 0x00),
	ILI9881C_COMMAND_INSTR(0x1C, 0x00),
	ILI9881C_COMMAND_INSTR(0x1D, 0x00),
	ILI9881C_COMMAND_INSTR(0x1E, 0x40),
	ILI9881C_COMMAND_INSTR(0x1F, 0xC0),
	ILI9881C_COMMAND_INSTR(0x20, 0x06),
	ILI9881C_COMMAND_INSTR(0x21, 0x01),
	ILI9881C_COMMAND_INSTR(0x22, 0x06),
	ILI9881C_COMMAND_INSTR(0x23, 0x01),
	ILI9881C_COMMAND_INSTR(0x24, 0x88),
	ILI9881C_COMMAND_INSTR(0x25, 0x88),
	ILI9881C_COMMAND_INSTR(0x26, 0x00),
	ILI9881C_COMMAND_INSTR(0x27, 0x00),
	ILI9881C_COMMAND_INSTR(0x28, 0x3B),
	ILI9881C_COMMAND_INSTR(0x29, 0x03),
	ILI9881C_COMMAND_INSTR(0x2A, 0x00),
	ILI9881C_COMMAND_INSTR(0x2B, 0x00),
	ILI9881C_COMMAND_INSTR(0x2C, 0x00),
	ILI9881C_COMMAND_INSTR(0x2D, 0x00),
	ILI9881C_COMMAND_INSTR(0x2E, 0x00),
	ILI9881C_COMMAND_INSTR(0x2F, 0x00),
	ILI9881C_COMMAND_INSTR(0x30, 0x00),
	ILI9881C_COMMAND_INSTR(0x31, 0x00),
	ILI9881C_COMMAND_INSTR(0x32, 0x00),
	ILI9881C_COMMAND_INSTR(0x33, 0x00),
	ILI9881C_COMMAND_INSTR(0x34, 0x00), /* GPWR1/2 non overlap time 2.62us */
	ILI9881C_COMMAND_INSTR(0x35, 0x00),
	ILI9881C_COMMAND_INSTR(0x36, 0x00),
	ILI9881C_COMMAND_INSTR(0x37, 0x00),
	ILI9881C_COMMAND_INSTR(0x38, 0x00),
	ILI9881C_COMMAND_INSTR(0x39, 0x00),
	ILI9881C_COMMAND_INSTR(0x3A, 0x00),
	ILI9881C_COMMAND_INSTR(0x3B, 0x00),
	ILI9881C_COMMAND_INSTR(0x3C, 0x00),
	ILI9881C_COMMAND_INSTR(0x3D, 0x00),
	ILI9881C_COMMAND_INSTR(0x3E, 0x00),
	ILI9881C_COMMAND_INSTR(0x3F, 0x00),
	ILI9881C_COMMAND_INSTR(0x40, 0x00),
	ILI9881C_COMMAND_INSTR(0x41, 0x00),
	ILI9881C_COMMAND_INSTR(0x42, 0x00),
	ILI9881C_COMMAND_INSTR(0x43, 0x00),
	ILI9881C_COMMAND_INSTR(0x44, 0x00),
	ILI9881C_COMMAND_INSTR(0x50, 0x01),
	ILI9881C_COMMAND_INSTR(0x51, 0x23),
	ILI9881C_COMMAND_INSTR(0x52, 0x45),
	ILI9881C_COMMAND_INSTR(0x53, 0x67),
	ILI9881C_COMMAND_INSTR(0x54, 0x89),
	ILI9881C_COMMAND_INSTR(0x55, 0xAB),
	ILI9881C_COMMAND_INSTR(0x56, 0x01),
	ILI9881C_COMMAND_INSTR(0x57, 0x23),
	ILI9881C_COMMAND_INSTR(0x58, 0x45),
	ILI9881C_COMMAND_INSTR(0x59, 0x67),
	ILI9881C_COMMAND_INSTR(0x5A, 0x89),
	ILI9881C_COMMAND_INSTR(0x5B, 0xAB),
	ILI9881C_COMMAND_INSTR(0x5C, 0xCD),
	ILI9881C_COMMAND_INSTR(0x5D, 0xEF),
	ILI9881C_COMMAND_INSTR(0x5E, 0x00),
	ILI9881C_COMMAND_INSTR(0x5F, 0x01),
	ILI9881C_COMMAND_INSTR(0x60, 0x01),
	ILI9881C_COMMAND_INSTR(0x61, 0x06),
	ILI9881C_COMMAND_INSTR(0x62, 0x06),
	ILI9881C_COMMAND_INSTR(0x63, 0x07),
	ILI9881C_COMMAND_INSTR(0x64, 0x07),
	ILI9881C_COMMAND_INSTR(0x65, 0x00),
	ILI9881C_COMMAND_INSTR(0x66, 0x00),
	ILI9881C_COMMAND_INSTR(0x67, 0x02),
	ILI9881C_COMMAND_INSTR(0x68, 0x02),
	ILI9881C_COMMAND_INSTR(0x69, 0x05),
	ILI9881C_COMMAND_INSTR(0x6A, 0x05),
	ILI9881C_COMMAND_INSTR(0x6B, 0x02),
	ILI9881C_COMMAND_INSTR(0x6C, 0x0D),
	ILI9881C_COMMAND_INSTR(0x6D, 0x0D),
	ILI9881C_COMMAND_INSTR(0x6E, 0x0C),
	ILI9881C_COMMAND_INSTR(0x6F, 0x0C),
	ILI9881C_COMMAND_INSTR(0x70, 0x0F),
	ILI9881C_COMMAND_INSTR(0x71, 0x0F),
	ILI9881C_COMMAND_INSTR(0x72, 0x0E),
	ILI9881C_COMMAND_INSTR(0x73, 0x0E),
	ILI9881C_COMMAND_INSTR(0x74, 0x02),
	ILI9881C_COMMAND_INSTR(0x75, 0x01),
	ILI9881C_COMMAND_INSTR(0x76, 0x01),
	ILI9881C_COMMAND_INSTR(0x77, 0x06),
	ILI9881C_COMMAND_INSTR(0x78, 0x06),
	ILI9881C_COMMAND_INSTR(0x79, 0x07),
	ILI9881C_COMMAND_INSTR(0x7A, 0x07),
	ILI9881C_COMMAND_INSTR(0x7B, 0x00),
	ILI9881C_COMMAND_INSTR(0x7C, 0x00),
	ILI9881C_COMMAND_INSTR(0x7D, 0x02),
	ILI9881C_COMMAND_INSTR(0x7E, 0x02),
	ILI9881C_COMMAND_INSTR(0x7F, 0x05),
	ILI9881C_COMMAND_INSTR(0x80, 0x05),
	ILI9881C_COMMAND_INSTR(0x81, 0x02),
	ILI9881C_COMMAND_INSTR(0x82, 0x0D),
	ILI9881C_COMMAND_INSTR(0x83, 0x0D),
	ILI9881C_COMMAND_INSTR(0x84, 0x0C),
	ILI9881C_COMMAND_INSTR(0x85, 0x0C),
	ILI9881C_COMMAND_INSTR(0x86, 0x0F),
	ILI9881C_COMMAND_INSTR(0x87, 0x0F),
	ILI9881C_COMMAND_INSTR(0x88, 0x0E),
	ILI9881C_COMMAND_INSTR(0x89, 0x0E),
	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
	ILI9881C_SWITCH_PAGE_INSTR(4),
	ILI9881C_COMMAND_INSTR(0x3B, 0xC0), /* ILI4003D sel */
	ILI9881C_COMMAND_INSTR(0x6C, 0x15), /* Set VCORE voltage = 1.5V */
	ILI9881C_COMMAND_INSTR(0x6E, 0x2A), /* di_pwr_reg=0 for power mode 2A, VGH clamp 18V */
	ILI9881C_COMMAND_INSTR(0x6F, 0x33), /* pumping ratio VGH=5x VGL=-3x */
	ILI9881C_COMMAND_INSTR(0x8D, 0x1B), /* VGL clamp -10V */
	ILI9881C_COMMAND_INSTR(0x87, 0xBA), /* ESD */
	ILI9881C_COMMAND_INSTR(0x3A, 0x24), /* POWER SAVING */
	ILI9881C_COMMAND_INSTR(0x26, 0x76),
	ILI9881C_COMMAND_INSTR(0xB2, 0xD1),
	ILI9881C_SWITCH_PAGE_INSTR(1),
	ILI9881C_COMMAND_INSTR(0x22, 0x0A), /* BGR, SS */
	ILI9881C_COMMAND_INSTR(0x31, 0x00), /* Zigzag type3 inversion */
	ILI9881C_COMMAND_INSTR(0x40, 0x53), /* ILI4003D sel */
	ILI9881C_COMMAND_INSTR(0x43, 0x66),
	ILI9881C_COMMAND_INSTR(0x53, 0x4C),
	ILI9881C_COMMAND_INSTR(0x50, 0x87),
	ILI9881C_COMMAND_INSTR(0x51, 0x82),
	ILI9881C_COMMAND_INSTR(0x60, 0x15),
	ILI9881C_COMMAND_INSTR(0x61, 0x01),
	ILI9881C_COMMAND_INSTR(0x62, 0x0C),
	ILI9881C_COMMAND_INSTR(0x63, 0x00),
	ILI9881C_COMMAND_INSTR(0xA0, 0x00),
	ILI9881C_COMMAND_INSTR(0xA1, 0x13), /* VP251 */
	ILI9881C_COMMAND_INSTR(0xA2, 0x23), /* VP247 */
	ILI9881C_COMMAND_INSTR(0xA3, 0x14), /* VP243 */
	ILI9881C_COMMAND_INSTR(0xA4, 0x16), /* VP239 */
	ILI9881C_COMMAND_INSTR(0xA5, 0x29), /* VP231 */
	ILI9881C_COMMAND_INSTR(0xA6, 0x1E), /* VP219 */
	ILI9881C_COMMAND_INSTR(0xA7, 0x1D), /* VP203 */
	ILI9881C_COMMAND_INSTR(0xA8, 0x86), /* VP175 */
	ILI9881C_COMMAND_INSTR(0xA9, 0x1E), /* VP144 */
	ILI9881C_COMMAND_INSTR(0xAA, 0x29), /* VP111 */
	ILI9881C_COMMAND_INSTR(0xAB, 0x74), /* VP80 */
	ILI9881C_COMMAND_INSTR(0xAC, 0x19), /* VP52 */
	ILI9881C_COMMAND_INSTR(0xAD, 0x17), /* VP36 */
	ILI9881C_COMMAND_INSTR(0xAE, 0x4B), /* VP24 */
	ILI9881C_COMMAND_INSTR(0xAF, 0x20), /* VP16 */
	ILI9881C_COMMAND_INSTR(0xB0, 0x26), /* VP12 */
	ILI9881C_COMMAND_INSTR(0xB1, 0x4C), /* VP8 */
	ILI9881C_COMMAND_INSTR(0xB2, 0x5D), /* VP4 */
	ILI9881C_COMMAND_INSTR(0xB3, 0x3F), /* VP0 */
	ILI9881C_COMMAND_INSTR(0xC0, 0x00), /* VN255 GAMMA N */
	ILI9881C_COMMAND_INSTR(0xC1, 0x13), /* VN251 */
	ILI9881C_COMMAND_INSTR(0xC2, 0x23), /* VN247 */
	ILI9881C_COMMAND_INSTR(0xC3, 0x14), /* VN243 */
	ILI9881C_COMMAND_INSTR(0xC4, 0x16), /* VN239 */
	ILI9881C_COMMAND_INSTR(0xC5, 0x29), /* VN231 */
	ILI9881C_COMMAND_INSTR(0xC6, 0x1E), /* VN219 */
	ILI9881C_COMMAND_INSTR(0xC7, 0x1D), /* VN203 */
	ILI9881C_COMMAND_INSTR(0xC8, 0x86), /* VN175 */
	ILI9881C_COMMAND_INSTR(0xC9, 0x1E), /* VN144 */
	ILI9881C_COMMAND_INSTR(0xCA, 0x29), /* VN111 */
	ILI9881C_COMMAND_INSTR(0xCB, 0x74), /* VN80 */
	ILI9881C_COMMAND_INSTR(0xCC, 0x19), /* VN52 */
	ILI9881C_COMMAND_INSTR(0xCD, 0x17), /* VN36 */
	ILI9881C_COMMAND_INSTR(0xCE, 0x4B), /* VN24 */
	ILI9881C_COMMAND_INSTR(0xCF, 0x20), /* VN16 */
	ILI9881C_COMMAND_INSTR(0xD0, 0x26), /* VN12 */
	ILI9881C_COMMAND_INSTR(0xD1, 0x4C), /* VN8 */
	ILI9881C_COMMAND_INSTR(0xD2, 0x5D), /* VN4 */
	ILI9881C_COMMAND_INSTR(0xD3, 0x3F), /* VN0 */
};

static const struct ili9881c_instr tl050hdv35_init[] = {
	ILI9881C_SWITCH_PAGE_INSTR(3),
	ILI9881C_COMMAND_INSTR(0x01, 0x00),
	ILI9881C_COMMAND_INSTR(0x02, 0x00),
	ILI9881C_COMMAND_INSTR(0x03, 0x73),
	ILI9881C_COMMAND_INSTR(0x04, 0x00),
	ILI9881C_COMMAND_INSTR(0x05, 0x00),
	ILI9881C_COMMAND_INSTR(0x06, 0x0a),
	ILI9881C_COMMAND_INSTR(0x07, 0x00),
	ILI9881C_COMMAND_INSTR(0x08, 0x00),
	ILI9881C_COMMAND_INSTR(0x09, 0x01),
	ILI9881C_COMMAND_INSTR(0x0a, 0x00),
	ILI9881C_COMMAND_INSTR(0x0b, 0x00),
	ILI9881C_COMMAND_INSTR(0x0c, 0x01),
	ILI9881C_COMMAND_INSTR(0x0d, 0x00),
	ILI9881C_COMMAND_INSTR(0x0e, 0x00),
	ILI9881C_COMMAND_INSTR(0x0f, 0x1d),
	ILI9881C_COMMAND_INSTR(0x10, 0x1d),
	ILI9881C_COMMAND_INSTR(0x15, 0x00),
	ILI9881C_COMMAND_INSTR(0x16, 0x00),
	ILI9881C_COMMAND_INSTR(0x17, 0x00),
	ILI9881C_COMMAND_INSTR(0x18, 0x00),
	ILI9881C_COMMAND_INSTR(0x19, 0x00),
	ILI9881C_COMMAND_INSTR(0x1a, 0x00),
	ILI9881C_COMMAND_INSTR(0x1b, 0x00),
	ILI9881C_COMMAND_INSTR(0x1c, 0x00),
	ILI9881C_COMMAND_INSTR(0x1d, 0x00),
	ILI9881C_COMMAND_INSTR(0x1e, 0x40),
	ILI9881C_COMMAND_INSTR(0x1f, 0x80),
	ILI9881C_COMMAND_INSTR(0x20, 0x06),
	ILI9881C_COMMAND_INSTR(0x21, 0x02),
	ILI9881C_COMMAND_INSTR(0x28, 0x33),
	ILI9881C_COMMAND_INSTR(0x29, 0x03),
	ILI9881C_COMMAND_INSTR(0x2a, 0x00),
	ILI9881C_COMMAND_INSTR(0x2b, 0x00),
	ILI9881C_COMMAND_INSTR(0x2c, 0x00),
	ILI9881C_COMMAND_INSTR(0x2d, 0x00),
	ILI9881C_COMMAND_INSTR(0x2e, 0x00),
	ILI9881C_COMMAND_INSTR(0x2f, 0x00),
	ILI9881C_COMMAND_INSTR(0x35, 0x00),
	ILI9881C_COMMAND_INSTR(0x36, 0x00),
	ILI9881C_COMMAND_INSTR(0x37, 0x00),
	ILI9881C_COMMAND_INSTR(0x38, 0x3C),
	ILI9881C_COMMAND_INSTR(0x39, 0x00),
	ILI9881C_COMMAND_INSTR(0x3a, 0x40),
	ILI9881C_COMMAND_INSTR(0x3b, 0x40),
	ILI9881C_COMMAND_INSTR(0x3c, 0x00),
	ILI9881C_COMMAND_INSTR(0x3d, 0x00),
	ILI9881C_COMMAND_INSTR(0x3e, 0x00),
	ILI9881C_COMMAND_INSTR(0x3f, 0x00),
	ILI9881C_COMMAND_INSTR(0x40, 0x00),
	ILI9881C_COMMAND_INSTR(0x41, 0x00),
	ILI9881C_COMMAND_INSTR(0x42, 0x00),
	ILI9881C_COMMAND_INSTR(0x43, 0x00),
	ILI9881C_COMMAND_INSTR(0x44, 0x00),
	ILI9881C_COMMAND_INSTR(0x55, 0xab),
	ILI9881C_COMMAND_INSTR(0x5a, 0x89),
	ILI9881C_COMMAND_INSTR(0x5b, 0xab),
	ILI9881C_COMMAND_INSTR(0x5c, 0xcd),
	ILI9881C_COMMAND_INSTR(0x5d, 0xef),
	ILI9881C_COMMAND_INSTR(0x5e, 0x11),
	ILI9881C_COMMAND_INSTR(0x5f, 0x01),
	ILI9881C_COMMAND_INSTR(0x60, 0x00),
	ILI9881C_COMMAND_INSTR(0x61, 0x15),
	ILI9881C_COMMAND_INSTR(0x62, 0x14),
	ILI9881C_COMMAND_INSTR(0x63, 0x0e),
	ILI9881C_COMMAND_INSTR(0x64, 0x0f),
	ILI9881C_COMMAND_INSTR(0x65, 0x0c),
	ILI9881C_COMMAND_INSTR(0x66, 0x0d),
	ILI9881C_COMMAND_INSTR(0x67, 0x06),
	ILI9881C_COMMAND_INSTR(0x68, 0x02),
	ILI9881C_COMMAND_INSTR(0x69, 0x07),
	ILI9881C_COMMAND_INSTR(0x6a, 0x02),
	ILI9881C_COMMAND_INSTR(0x6b, 0x02),
	ILI9881C_COMMAND_INSTR(0x6c, 0x02),
	ILI9881C_COMMAND_INSTR(0x6d, 0x02),
	ILI9881C_COMMAND_INSTR(0x6e, 0x02),
	ILI9881C_COMMAND_INSTR(0x6f, 0x02),
	ILI9881C_COMMAND_INSTR(0x70, 0x02),
	ILI9881C_COMMAND_INSTR(0x71, 0x02),
	ILI9881C_COMMAND_INSTR(0x72, 0x02),
	ILI9881C_COMMAND_INSTR(0x73, 0x02),
	ILI9881C_COMMAND_INSTR(0x74, 0x02),
	ILI9881C_COMMAND_INSTR(0x75, 0x01),
	ILI9881C_COMMAND_INSTR(0x76, 0x00),
	ILI9881C_COMMAND_INSTR(0x77, 0x14),
	ILI9881C_COMMAND_INSTR(0x78, 0x15),
	ILI9881C_COMMAND_INSTR(0x79, 0x0e),
	ILI9881C_COMMAND_INSTR(0x7a, 0x0f),
	ILI9881C_COMMAND_INSTR(0x7b, 0x0c),
	ILI9881C_COMMAND_INSTR(0x7c, 0x0d),
	ILI9881C_COMMAND_INSTR(0x7d, 0x06),
	ILI9881C_COMMAND_INSTR(0x7e, 0x02),
	ILI9881C_COMMAND_INSTR(0x7f, 0x07),
	ILI9881C_COMMAND_INSTR(0x88, 0x02),
	ILI9881C_COMMAND_INSTR(0x89, 0x02),
	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
	ILI9881C_SWITCH_PAGE_INSTR(4),
	ILI9881C_COMMAND_INSTR(0x38, 0x01),
	ILI9881C_COMMAND_INSTR(0x39, 0x00),
	ILI9881C_COMMAND_INSTR(0x6c, 0x15),
	ILI9881C_COMMAND_INSTR(0x6e, 0x2b),
	ILI9881C_COMMAND_INSTR(0x6f, 0x33),
	ILI9881C_COMMAND_INSTR(0x8d, 0x18),
	ILI9881C_COMMAND_INSTR(0x87, 0xba),
	ILI9881C_COMMAND_INSTR(0x26, 0x76),
	ILI9881C_COMMAND_INSTR(0xb2, 0xd1),
	ILI9881C_COMMAND_INSTR(0xb5, 0x06),
	ILI9881C_COMMAND_INSTR(0x3a, 0x24),
	ILI9881C_COMMAND_INSTR(0x35, 0x1f),
	ILI9881C_COMMAND_INSTR(0x33, 0x14),
	ILI9881C_COMMAND_INSTR(0x3b, 0x98),
	ILI9881C_SWITCH_PAGE_INSTR(1),
	ILI9881C_COMMAND_INSTR(0x22, 0x0a),
	ILI9881C_COMMAND_INSTR(0x31, 0x00),
	ILI9881C_COMMAND_INSTR(0x40, 0x33),
	ILI9881C_COMMAND_INSTR(0x53, 0xa2),
	ILI9881C_COMMAND_INSTR(0x55, 0x92),
	ILI9881C_COMMAND_INSTR(0x50, 0x96),
	ILI9881C_COMMAND_INSTR(0x51, 0x96),
	ILI9881C_COMMAND_INSTR(0x60, 0x22),
	ILI9881C_COMMAND_INSTR(0x61, 0x00),
	ILI9881C_COMMAND_INSTR(0x62, 0x19),
	ILI9881C_COMMAND_INSTR(0x63, 0x00),
	ILI9881C_COMMAND_INSTR(0xa0, 0x08),
	ILI9881C_COMMAND_INSTR(0xa1, 0x11),
	ILI9881C_COMMAND_INSTR(0xa2, 0x19),
	ILI9881C_COMMAND_INSTR(0xa3, 0x0d),
	ILI9881C_COMMAND_INSTR(0xa4, 0x0d),
	ILI9881C_COMMAND_INSTR(0xa5, 0x1e),
	ILI9881C_COMMAND_INSTR(0xa6, 0x14),
	ILI9881C_COMMAND_INSTR(0xa7, 0x17),
	ILI9881C_COMMAND_INSTR(0xa8, 0x4f),
	ILI9881C_COMMAND_INSTR(0xa9, 0x1a),
	ILI9881C_COMMAND_INSTR(0xaa, 0x27),
	ILI9881C_COMMAND_INSTR(0xab, 0x49),
	ILI9881C_COMMAND_INSTR(0xac, 0x1a),
	ILI9881C_COMMAND_INSTR(0xad, 0x18),
	ILI9881C_COMMAND_INSTR(0xae, 0x4c),
	ILI9881C_COMMAND_INSTR(0xaf, 0x22),
	ILI9881C_COMMAND_INSTR(0xb0, 0x27),
	ILI9881C_COMMAND_INSTR(0xb1, 0x4b),
	ILI9881C_COMMAND_INSTR(0xb2, 0x60),
	ILI9881C_COMMAND_INSTR(0xb3, 0x39),
	ILI9881C_COMMAND_INSTR(0xc0, 0x08),
	ILI9881C_COMMAND_INSTR(0xc1, 0x11),
	ILI9881C_COMMAND_INSTR(0xc2, 0x19),
	ILI9881C_COMMAND_INSTR(0xc3, 0x0d),
	ILI9881C_COMMAND_INSTR(0xc4, 0x0d),
	ILI9881C_COMMAND_INSTR(0xc5, 0x1e),
	ILI9881C_COMMAND_INSTR(0xc6, 0x14),
	ILI9881C_COMMAND_INSTR(0xc7, 0x17),
	ILI9881C_COMMAND_INSTR(0xc8, 0x4f),
	ILI9881C_COMMAND_INSTR(0xc9, 0x1a),
	ILI9881C_COMMAND_INSTR(0xca, 0x27),
	ILI9881C_COMMAND_INSTR(0xcb, 0x49),
	ILI9881C_COMMAND_INSTR(0xcc, 0x1a),
	ILI9881C_COMMAND_INSTR(0xcd, 0x18),
	ILI9881C_COMMAND_INSTR(0xce, 0x4c),
	ILI9881C_COMMAND_INSTR(0xcf, 0x33),
	ILI9881C_COMMAND_INSTR(0xd0, 0x27),
	ILI9881C_COMMAND_INSTR(0xd1, 0x4b),
	ILI9881C_COMMAND_INSTR(0xd2, 0x60),
	ILI9881C_COMMAND_INSTR(0xd3, 0x39),
	ILI9881C_SWITCH_PAGE_INSTR(0),
	ILI9881C_COMMAND_INSTR(0x36, 0x03),
};

static const struct ili9881c_instr w552946ab_init[] = {
	ILI9881C_SWITCH_PAGE_INSTR(3),
	ILI9881C_COMMAND_INSTR(0x01, 0x00),
	ILI9881C_COMMAND_INSTR(0x02, 0x00),
	ILI9881C_COMMAND_INSTR(0x03, 0x53),
	ILI9881C_COMMAND_INSTR(0x04, 0x53),
	ILI9881C_COMMAND_INSTR(0x05, 0x13),
	ILI9881C_COMMAND_INSTR(0x06, 0x04),
	ILI9881C_COMMAND_INSTR(0x07, 0x02),
	ILI9881C_COMMAND_INSTR(0x08, 0x02),
	ILI9881C_COMMAND_INSTR(0x09, 0x00),
	ILI9881C_COMMAND_INSTR(0x0A, 0x00),
	ILI9881C_COMMAND_INSTR(0x0B, 0x00),
	ILI9881C_COMMAND_INSTR(0x0C, 0x00),
	ILI9881C_COMMAND_INSTR(0x0D, 0x00),
	ILI9881C_COMMAND_INSTR(0x0E, 0x00),
	ILI9881C_COMMAND_INSTR(0x0F, 0x00),

	ILI9881C_COMMAND_INSTR(0x10, 0x00),
	ILI9881C_COMMAND_INSTR(0x11, 0x00),
	ILI9881C_COMMAND_INSTR(0x12, 0x00),
	ILI9881C_COMMAND_INSTR(0x13, 0x00),
	ILI9881C_COMMAND_INSTR(0x14, 0x00),
	ILI9881C_COMMAND_INSTR(0x15, 0x08),
	ILI9881C_COMMAND_INSTR(0x16, 0x10),
	ILI9881C_COMMAND_INSTR(0x17, 0x00),
	ILI9881C_COMMAND_INSTR(0x18, 0x08),
	ILI9881C_COMMAND_INSTR(0x19, 0x00),
	ILI9881C_COMMAND_INSTR(0x1A, 0x00),
	ILI9881C_COMMAND_INSTR(0x1B, 0x00),
	ILI9881C_COMMAND_INSTR(0x1C, 0x00),
	ILI9881C_COMMAND_INSTR(0x1D, 0x00),
	ILI9881C_COMMAND_INSTR(0x1E, 0xC0),
	ILI9881C_COMMAND_INSTR(0x1F, 0x80),

	ILI9881C_COMMAND_INSTR(0x20, 0x02),
	ILI9881C_COMMAND_INSTR(0x21, 0x09),
	ILI9881C_COMMAND_INSTR(0x22, 0x00),
	ILI9881C_COMMAND_INSTR(0x23, 0x00),
	ILI9881C_COMMAND_INSTR(0x24, 0x00),
	ILI9881C_COMMAND_INSTR(0x25, 0x00),
	ILI9881C_COMMAND_INSTR(0x26, 0x00),
	ILI9881C_COMMAND_INSTR(0x27, 0x00),
	ILI9881C_COMMAND_INSTR(0x28, 0x55),
	ILI9881C_COMMAND_INSTR(0x29, 0x03),
	ILI9881C_COMMAND_INSTR(0x2A, 0x00),
	ILI9881C_COMMAND_INSTR(0x2B, 0x00),
	ILI9881C_COMMAND_INSTR(0x2C, 0x00),
	ILI9881C_COMMAND_INSTR(0x2D, 0x00),
	ILI9881C_COMMAND_INSTR(0x2E, 0x00),
	ILI9881C_COMMAND_INSTR(0x2F, 0x00),

	ILI9881C_COMMAND_INSTR(0x30, 0x00),
	ILI9881C_COMMAND_INSTR(0x31, 0x00),
	ILI9881C_COMMAND_INSTR(0x32, 0x00),
	ILI9881C_COMMAND_INSTR(0x33, 0x00),
	ILI9881C_COMMAND_INSTR(0x34, 0x04),
	ILI9881C_COMMAND_INSTR(0x35, 0x05),
	ILI9881C_COMMAND_INSTR(0x36, 0x05),
	ILI9881C_COMMAND_INSTR(0x37, 0x00),
	ILI9881C_COMMAND_INSTR(0x38, 0x3C),
	ILI9881C_COMMAND_INSTR(0x39, 0x35),
	ILI9881C_COMMAND_INSTR(0x3A, 0x00),
	ILI9881C_COMMAND_INSTR(0x3B, 0x40),
	ILI9881C_COMMAND_INSTR(0x3C, 0x00),
	ILI9881C_COMMAND_INSTR(0x3D, 0x00),
	ILI9881C_COMMAND_INSTR(0x3E, 0x00),
	ILI9881C_COMMAND_INSTR(0x3F, 0x00),

	ILI9881C_COMMAND_INSTR(0x40, 0x00),
	ILI9881C_COMMAND_INSTR(0x41, 0x88),
	ILI9881C_COMMAND_INSTR(0x42, 0x00),
	ILI9881C_COMMAND_INSTR(0x43, 0x00),
	ILI9881C_COMMAND_INSTR(0x44, 0x1F),

	ILI9881C_COMMAND_INSTR(0x50, 0x01),
	ILI9881C_COMMAND_INSTR(0x51, 0x23),
	ILI9881C_COMMAND_INSTR(0x52, 0x45),
	ILI9881C_COMMAND_INSTR(0x53, 0x67),
	ILI9881C_COMMAND_INSTR(0x54, 0x89),
	ILI9881C_COMMAND_INSTR(0x55, 0xaB),
	ILI9881C_COMMAND_INSTR(0x56, 0x01),
	ILI9881C_COMMAND_INSTR(0x57, 0x23),
	ILI9881C_COMMAND_INSTR(0x58, 0x45),
	ILI9881C_COMMAND_INSTR(0x59, 0x67),
	ILI9881C_COMMAND_INSTR(0x5A, 0x89),
	ILI9881C_COMMAND_INSTR(0x5B, 0xAB),
	ILI9881C_COMMAND_INSTR(0x5C, 0xCD),
	ILI9881C_COMMAND_INSTR(0x5D, 0xEF),
	ILI9881C_COMMAND_INSTR(0x5E, 0x03),
	ILI9881C_COMMAND_INSTR(0x5F, 0x14),

	ILI9881C_COMMAND_INSTR(0x60, 0x15),
	ILI9881C_COMMAND_INSTR(0x61, 0x0C),
	ILI9881C_COMMAND_INSTR(0x62, 0x0D),
	ILI9881C_COMMAND_INSTR(0x63, 0x0E),
	ILI9881C_COMMAND_INSTR(0x64, 0x0F),
	ILI9881C_COMMAND_INSTR(0x65, 0x10),
	ILI9881C_COMMAND_INSTR(0x66, 0x11),
	ILI9881C_COMMAND_INSTR(0x67, 0x08),
	ILI9881C_COMMAND_INSTR(0x68, 0x02),
	ILI9881C_COMMAND_INSTR(0x69, 0x0A),
	ILI9881C_COMMAND_INSTR(0x6A, 0x02),
	ILI9881C_COMMAND_INSTR(0x6B, 0x02),
	ILI9881C_COMMAND_INSTR(0x6C, 0x02),
	ILI9881C_COMMAND_INSTR(0x6D, 0x02),
	ILI9881C_COMMAND_INSTR(0x6E, 0x02),
	ILI9881C_COMMAND_INSTR(0x6F, 0x02),

	ILI9881C_COMMAND_INSTR(0x70, 0x02),
	ILI9881C_COMMAND_INSTR(0x71, 0x02),
	ILI9881C_COMMAND_INSTR(0x72, 0x06),
	ILI9881C_COMMAND_INSTR(0x73, 0x02),
	ILI9881C_COMMAND_INSTR(0x74, 0x02),
	ILI9881C_COMMAND_INSTR(0x75, 0x14),
	ILI9881C_COMMAND_INSTR(0x76, 0x15),
	ILI9881C_COMMAND_INSTR(0x77, 0x0F),
	ILI9881C_COMMAND_INSTR(0x78, 0x0E),
	ILI9881C_COMMAND_INSTR(0x79, 0x0D),
	ILI9881C_COMMAND_INSTR(0x7A, 0x0C),
	ILI9881C_COMMAND_INSTR(0x7B, 0x11),
	ILI9881C_COMMAND_INSTR(0x7C, 0x10),
	ILI9881C_COMMAND_INSTR(0x7D, 0x06),
	ILI9881C_COMMAND_INSTR(0x7E, 0x02),
	ILI9881C_COMMAND_INSTR(0x7F, 0x0A),

	ILI9881C_COMMAND_INSTR(0x80, 0x02),
	ILI9881C_COMMAND_INSTR(0x81, 0x02),
	ILI9881C_COMMAND_INSTR(0x82, 0x02),
	ILI9881C_COMMAND_INSTR(0x83, 0x02),
	ILI9881C_COMMAND_INSTR(0x84, 0x02),
	ILI9881C_COMMAND_INSTR(0x85, 0x02),
	ILI9881C_COMMAND_INSTR(0x86, 0x02),
	ILI9881C_COMMAND_INSTR(0x87, 0x02),
	ILI9881C_COMMAND_INSTR(0x88, 0x08),
	ILI9881C_COMMAND_INSTR(0x89, 0x02),
	ILI9881C_COMMAND_INSTR(0x8A, 0x02),

	ILI9881C_SWITCH_PAGE_INSTR(4),
	ILI9881C_COMMAND_INSTR(0x00, 0x80),
	ILI9881C_COMMAND_INSTR(0x70, 0x00),
	ILI9881C_COMMAND_INSTR(0x71, 0x00),
	ILI9881C_COMMAND_INSTR(0x66, 0xFE),
	ILI9881C_COMMAND_INSTR(0x82, 0x15),
	ILI9881C_COMMAND_INSTR(0x84, 0x15),
	ILI9881C_COMMAND_INSTR(0x85, 0x15),
	ILI9881C_COMMAND_INSTR(0x3a, 0x24),
	ILI9881C_COMMAND_INSTR(0x32, 0xAC),
	ILI9881C_COMMAND_INSTR(0x8C, 0x80),
	ILI9881C_COMMAND_INSTR(0x3C, 0xF5),
	ILI9881C_COMMAND_INSTR(0x88, 0x33),

	ILI9881C_SWITCH_PAGE_INSTR(1),
	ILI9881C_COMMAND_INSTR(0x22, 0x0A),
	ILI9881C_COMMAND_INSTR(0x31, 0x00),
	ILI9881C_COMMAND_INSTR(0x53, 0x78),
	ILI9881C_COMMAND_INSTR(0x50, 0x5B),
	ILI9881C_COMMAND_INSTR(0x51, 0x5B),
	ILI9881C_COMMAND_INSTR(0x60, 0x20),
	ILI9881C_COMMAND_INSTR(0x61, 0x00),
	ILI9881C_COMMAND_INSTR(0x62, 0x0D),
	ILI9881C_COMMAND_INSTR(0x63, 0x00),

	ILI9881C_COMMAND_INSTR(0xA0, 0x00),
	ILI9881C_COMMAND_INSTR(0xA1, 0x10),
	ILI9881C_COMMAND_INSTR(0xA2, 0x1C),
	ILI9881C_COMMAND_INSTR(0xA3, 0x13),
	ILI9881C_COMMAND_INSTR(0xA4, 0x15),
	ILI9881C_COMMAND_INSTR(0xA5, 0x26),
	ILI9881C_COMMAND_INSTR(0xA6, 0x1A),
	ILI9881C_COMMAND_INSTR(0xA7, 0x1D),
	ILI9881C_COMMAND_INSTR(0xA8, 0x67),
	ILI9881C_COMMAND_INSTR(0xA9, 0x1C),
	ILI9881C_COMMAND_INSTR(0xAA, 0x29),
	ILI9881C_COMMAND_INSTR(0xAB, 0x5B),
	ILI9881C_COMMAND_INSTR(0xAC, 0x26),
	ILI9881C_COMMAND_INSTR(0xAD, 0x28),
	ILI9881C_COMMAND_INSTR(0xAE, 0x5C),
	ILI9881C_COMMAND_INSTR(0xAF, 0x30),
	ILI9881C_COMMAND_INSTR(0xB0, 0x31),
	ILI9881C_COMMAND_INSTR(0xB1, 0x2E),
	ILI9881C_COMMAND_INSTR(0xB2, 0x32),
	ILI9881C_COMMAND_INSTR(0xB3, 0x00),

	ILI9881C_COMMAND_INSTR(0xC0, 0x00),
	ILI9881C_COMMAND_INSTR(0xC1, 0x10),
	ILI9881C_COMMAND_INSTR(0xC2, 0x1C),
	ILI9881C_COMMAND_INSTR(0xC3, 0x13),
	ILI9881C_COMMAND_INSTR(0xC4, 0x15),
	ILI9881C_COMMAND_INSTR(0xC5, 0x26),
	ILI9881C_COMMAND_INSTR(0xC6, 0x1A),
	ILI9881C_COMMAND_INSTR(0xC7, 0x1D),
	ILI9881C_COMMAND_INSTR(0xC8, 0x67),
	ILI9881C_COMMAND_INSTR(0xC9, 0x1C),
	ILI9881C_COMMAND_INSTR(0xCA, 0x29),
	ILI9881C_COMMAND_INSTR(0xCB, 0x5B),
	ILI9881C_COMMAND_INSTR(0xCC, 0x26),
	ILI9881C_COMMAND_INSTR(0xCD, 0x28),
	ILI9881C_COMMAND_INSTR(0xCE, 0x5C),
	ILI9881C_COMMAND_INSTR(0xCF, 0x30),
	ILI9881C_COMMAND_INSTR(0xD0, 0x31),
	ILI9881C_COMMAND_INSTR(0xD1, 0x2E),
	ILI9881C_COMMAND_INSTR(0xD2, 0x32),
	ILI9881C_COMMAND_INSTR(0xD3, 0x00),
	ILI9881C_SWITCH_PAGE_INSTR(0),
};

static inline struct ili9881c *panel_to_ili9881c(struct drm_panel *panel)
{
	return container_of(panel, struct ili9881c, panel);
}

/*
 * The panel seems to accept some private DCS commands that map
 * directly to registers.
 *
 * It is organised by page, with each page having its own set of
 * registers, and the first page looks like it's holding the standard
 * DCS commands.
 *
 * So before any attempt at sending a command or data, we have to be
 * sure if we're in the right page or not.
 */
static int ili9881c_switch_page(struct ili9881c *ctx, u8 page)
{
	u8 buf[4] = { 0xff, 0x98, 0x81, page };
	int ret;

	ret = mipi_dsi_dcs_write_buffer(ctx->dsi, buf, sizeof(buf));
	if (ret < 0)
		return ret;

	return 0;
}

static int ili9881c_send_cmd_data(struct ili9881c *ctx, u8 cmd, u8 data)
{
	u8 buf[2] = { cmd, data };
	int ret;

	ret = mipi_dsi_dcs_write_buffer(ctx->dsi, buf, sizeof(buf));
	if (ret < 0)
		return ret;

	return 0;
}

static int ili9881c_prepare(struct drm_panel *panel)
{
	struct ili9881c *ctx = panel_to_ili9881c(panel);
	unsigned int i;
	int ret;

	/* Power the panel */
	ret = regulator_enable(ctx->power);
	if (ret)
		return ret;
	msleep(5);

	/* And reset it */
	gpiod_set_value(ctx->reset, 1);
	msleep(20);

	gpiod_set_value(ctx->reset, 0);
	msleep(20);

	for (i = 0; i < ctx->desc->init_length; i++) {
		const struct ili9881c_instr *instr = &ctx->desc->init[i];

		if (instr->op == ILI9881C_SWITCH_PAGE)
			ret = ili9881c_switch_page(ctx, instr->arg.page);
		else if (instr->op == ILI9881C_COMMAND)
			ret = ili9881c_send_cmd_data(ctx, instr->arg.cmd.cmd,
						      instr->arg.cmd.data);

		if (ret)
			return ret;
	}

	ret = ili9881c_switch_page(ctx, 0);
	if (ret)
		return ret;

	ret = mipi_dsi_dcs_set_tear_on(ctx->dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
	if (ret)
		return ret;

	ret = mipi_dsi_dcs_exit_sleep_mode(ctx->dsi);
	if (ret)
		return ret;

	return 0;
}

static int ili9881c_enable(struct drm_panel *panel)
{
	struct ili9881c *ctx = panel_to_ili9881c(panel);

	msleep(120);

	mipi_dsi_dcs_set_display_on(ctx->dsi);

	return 0;
}

static int ili9881c_disable(struct drm_panel *panel)
{
	struct ili9881c *ctx = panel_to_ili9881c(panel);

	return mipi_dsi_dcs_set_display_off(ctx->dsi);
}

static int ili9881c_unprepare(struct drm_panel *panel)
{
	struct ili9881c *ctx = panel_to_ili9881c(panel);

	mipi_dsi_dcs_enter_sleep_mode(ctx->dsi);
	regulator_disable(ctx->power);
	gpiod_set_value(ctx->reset, 1);

	return 0;
}

static const struct drm_display_mode lhr050h41_default_mode = {
	.clock		= 62000,

	.hdisplay	= 720,
	.hsync_start	= 720 + 10,
	.hsync_end	= 720 + 10 + 20,
	.htotal		= 720 + 10 + 20 + 30,

	.vdisplay	= 1280,
	.vsync_start	= 1280 + 10,
	.vsync_end	= 1280 + 10 + 10,
	.vtotal		= 1280 + 10 + 10 + 20,

	.width_mm	= 62,
	.height_mm	= 110,
};

static const struct drm_display_mode k101_im2byl02_default_mode = {
	.clock		= 69700,

	.hdisplay	= 800,
	.hsync_start	= 800 + 52,
	.hsync_end	= 800 + 52 + 8,
	.htotal		= 800 + 52 + 8 + 48,

	.vdisplay	= 1280,
	.vsync_start	= 1280 + 16,
	.vsync_end	= 1280 + 16 + 6,
	.vtotal		= 1280 + 16 + 6 + 15,

	.width_mm	= 135,
	.height_mm	= 217,
};

static const struct drm_display_mode tl050hdv35_default_mode = {
	.clock		= 59400,

	.hdisplay	= 720,
	.hsync_start	= 720 + 18,
	.hsync_end	= 720 + 18 + 3,
	.htotal		= 720 + 18 + 3 + 20,

	.vdisplay	= 1280,
	.vsync_start	= 1280 + 26,
	.vsync_end	= 1280 + 26 + 6,
	.vtotal		= 1280 + 26 + 6 + 28,

	.width_mm	= 62,
	.height_mm	= 110,
};

static const struct drm_display_mode w552946aba_default_mode = {
	.clock		= 64000,

	.hdisplay	= 720,
	.hsync_start	= 720 + 40,
	.hsync_end	= 720 + 40 + 10,
	.htotal		= 720 + 40 + 10 + 40,

	.vdisplay	= 1280,
	.vsync_start	= 1280 + 22,
	.vsync_end	= 1280 + 22 + 4,
	.vtotal		= 1280 + 22 + 4 + 11,

	.width_mm	= 68,
	.height_mm	= 121,
};

static int ili9881c_get_modes(struct drm_panel *panel,
			      struct drm_connector *connector)
{
	struct ili9881c *ctx = panel_to_ili9881c(panel);
	struct drm_display_mode *mode;

	mode = drm_mode_duplicate(connector->dev, ctx->desc->mode);
	if (!mode) {
		dev_err(&ctx->dsi->dev, "failed to add mode %ux%ux@%u\n",
			ctx->desc->mode->hdisplay,
			ctx->desc->mode->vdisplay,
			drm_mode_vrefresh(ctx->desc->mode));
		return -ENOMEM;
	}

	drm_mode_set_name(mode);

	mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
	drm_mode_probed_add(connector, mode);

	connector->display_info.width_mm = mode->width_mm;
	connector->display_info.height_mm = mode->height_mm;

	/*
	 * TODO: Remove once all drm drivers call
	 * drm_connector_set_orientation_from_panel()
	 */
	drm_connector_set_panel_orientation(connector, ctx->orientation);

	return 1;
}

static enum drm_panel_orientation ili9881c_get_orientation(struct drm_panel *panel)
{
	struct ili9881c *ctx = panel_to_ili9881c(panel);

	return ctx->orientation;
}

static const struct drm_panel_funcs ili9881c_funcs = {
	.prepare	= ili9881c_prepare,
	.unprepare	= ili9881c_unprepare,
	.enable		= ili9881c_enable,
	.disable	= ili9881c_disable,
	.get_modes	= ili9881c_get_modes,
	.get_orientation = ili9881c_get_orientation,
};

static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi)
{
	struct ili9881c *ctx;
	int ret;

	ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
	if (!ctx)
		return -ENOMEM;
	mipi_dsi_set_drvdata(dsi, ctx);
	ctx->dsi = dsi;
	ctx->desc = of_device_get_match_data(&dsi->dev);

	drm_panel_init(&ctx->panel, &dsi->dev, &ili9881c_funcs,
		       DRM_MODE_CONNECTOR_DSI);

	ctx->power = devm_regulator_get(&dsi->dev, "power");
	if (IS_ERR(ctx->power))
		return dev_err_probe(&dsi->dev, PTR_ERR(ctx->power),
				     "Couldn't get our power regulator\n");

	ctx->reset = devm_gpiod_get_optional(&dsi->dev, "reset", GPIOD_OUT_LOW);
	if (IS_ERR(ctx->reset))
		return dev_err_probe(&dsi->dev, PTR_ERR(ctx->reset),
				     "Couldn't get our reset GPIO\n");

	ret = of_drm_get_panel_orientation(dsi->dev.of_node, &ctx->orientation);
	if (ret) {
		dev_err(&dsi->dev, "%pOF: failed to get orientation: %d\n",
			dsi->dev.of_node, ret);
		return ret;
	}

	ret = drm_panel_of_backlight(&ctx->panel);
	if (ret)
		return ret;

	drm_panel_add(&ctx->panel);

	dsi->mode_flags = ctx->desc->mode_flags;
	dsi->format = MIPI_DSI_FMT_RGB888;
	dsi->lanes = 4;

	return mipi_dsi_attach(dsi);
}

static void ili9881c_dsi_remove(struct mipi_dsi_device *dsi)
{
	struct ili9881c *ctx = mipi_dsi_get_drvdata(dsi);

	mipi_dsi_detach(dsi);
	drm_panel_remove(&ctx->panel);
}

static const struct ili9881c_desc lhr050h41_desc = {
	.init = lhr050h41_init,
	.init_length = ARRAY_SIZE(lhr050h41_init),
	.mode = &lhr050h41_default_mode,
	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
};

static const struct ili9881c_desc k101_im2byl02_desc = {
	.init = k101_im2byl02_init,
	.init_length = ARRAY_SIZE(k101_im2byl02_init),
	.mode = &k101_im2byl02_default_mode,
	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,
};

static const struct ili9881c_desc tl050hdv35_desc = {
	.init = tl050hdv35_init,
	.init_length = ARRAY_SIZE(tl050hdv35_init),
	.mode = &tl050hdv35_default_mode,
	.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
		      MIPI_DSI_MODE_LPM,
};

static const struct ili9881c_desc w552946aba_desc = {
	.init = w552946ab_init,
	.init_length = ARRAY_SIZE(w552946ab_init),
	.mode = &w552946aba_default_mode,
	.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
		      MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET,
};

static const struct of_device_id ili9881c_of_match[] = {
	{ .compatible = "bananapi,lhr050h41", .data = &lhr050h41_desc },
	{ .compatible = "feixin,k101-im2byl02", .data = &k101_im2byl02_desc },
	{ .compatible = "tdo,tl050hdv35", .data = &tl050hdv35_desc },
	{ .compatible = "wanchanglong,w552946aba", .data = &w552946aba_desc },
	{ }
};
MODULE_DEVICE_TABLE(of, ili9881c_of_match);

static struct mipi_dsi_driver ili9881c_dsi_driver = {
	.probe		= ili9881c_dsi_probe,
	.remove		= ili9881c_dsi_remove,
	.driver = {
		.name		= "ili9881c-dsi",
		.of_match_table	= ili9881c_of_match,
	},
};
module_mipi_dsi_driver(ili9881c_dsi_driver);

MODULE_AUTHOR("Maxime Ripard <maxime.ripard@free-electrons.com>");
MODULE_DESCRIPTION("Ilitek ILI9881C Controller Driver");
MODULE_LICENSE("GPL v2");