/*
 * Copyright (C) 2016 Freescale Semiconductor, Inc. All Rights Reserved.
 * Copyright 2017 NXP
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <mipi_dsi_northwest.h>
#include <mipi_display.h>

#define HX8363_TWO_DATA_LANE				(0x2)
#define HX8363_MAX_DPHY_CLK					(800)
#define HX8363_CMD_GETHXID					(0xF4)
#define HX8363_CMD_GETHXID_LEN					(0x4)
#define HX8363_ID						(0x84)
#define HX8363_ID_MASK						(0xFF)


#define CHECK_RETCODE(ret)					\
do {								\
	if (ret < 0) {						\
		printf("%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__);			\
								\
	if (n >= 2)						\
		err = mipi_dsi->mipi_dsi_pkt_write(mipi_dsi,		\
			MIPI_DSI_DCS_LONG_WRITE, (u32 *)buf, n + 1);	\
	else if (n == 1)					\
		err = mipi_dsi->mipi_dsi_pkt_write(mipi_dsi,	\
			MIPI_DSI_DCS_SHORT_WRITE_PARAM, (u32 *)buf, 0);	\
	else if (n == 0) {						\
		buf[1] = 0;					\
		err = mipi_dsi->mipi_dsi_pkt_write(mipi_dsi,	\
			MIPI_DSI_DCS_SHORT_WRITE, (u32 *)buf, 0);	\
	}							\
	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_7P(addr, ...)	\
	TC358763_DCS_write_1A_nP(7, addr, __VA_ARGS__)

#define TC358763_DCS_write_1A_12P(addr, ...)	\
	TC358763_DCS_write_1A_nP(12, addr, __VA_ARGS__)

#define TC358763_DCS_write_1A_13P(addr, ...)	\
	TC358763_DCS_write_1A_nP(13, addr, __VA_ARGS__)

#define TC358763_DCS_write_1A_14P(addr, ...)	\
	TC358763_DCS_write_1A_nP(14, addr, __VA_ARGS__)

#define TC358763_DCS_write_1A_19P(addr, ...)	\
	TC358763_DCS_write_1A_nP(19, addr, __VA_ARGS__)

#define TC358763_DCS_write_1A_34P(addr, ...)	\
	TC358763_DCS_write_1A_nP(34, addr, __VA_ARGS__)

#define TC358763_DCS_write_1A_127P(addr, ...)	\
	TC358763_DCS_write_1A_nP(127, addr, __VA_ARGS__)


int mipid_hx8363_lcd_setup(struct mipi_dsi_northwest_panel_device *panel_dev)
{
	u8 buf[DSI_CMD_BUF_MAXSIZE];

	struct mipi_dsi_northwest_info *mipi_dsi = panel_dev->host;

	debug("MIPI DSI LCD HX8363 setup.\n");

	TC358763_DCS_write_1A_3P(0xB9, 0xFF, 0x83, 0x63);/* SET password */

	TC358763_DCS_write_1A_19P(0xB1, 0x01, 0x00, 0x44, 0x08, 0x01, 0x10, 0x10, 0x36,
				  0x3E, 0x1A, 0x1A, 0x40, 0x12, 0x00, 0xE6, 0xE6, 0xE6, 0xE6, 0xE6);/* Set Power */
	TC358763_DCS_write_1A_2P(0xB2, 0x08, 0x03);/* Set DISP */
	TC358763_DCS_write_1A_7P(0xB4, 0x02, 0x18, 0x9C, 0x08, 0x18, 0x04, 0x6C);
	TC358763_DCS_write_1A_1P(0xB6, 0x00);/* Set VCOM */
	TC358763_DCS_write_1A_1P(0xCC, 0x0B);/* Set Panel */
	TC358763_DCS_write_1A_34P(0xE0, 0x0E, 0x15, 0x19, 0x30, 0x31, 0x3F, 0x27, 0x3C, 0x88, 0x8F, 0xD1, 0xD5, 0xD7, 0x16, 0x16,
				  0x0C, 0x1E, 0x0E, 0x15, 0x19, 0x30, 0x31, 0x3F, 0x27, 0x3C, 0x88, 0x8F,
				  0xD1, 0xD5, 0xD7, 0x16, 0x16, 0x0C, 0x1E);
	mdelay(5);

	TC358763_DCS_write_1A_1P(0x3A, 0x77);/* 24bit */
	TC358763_DCS_write_1A_14P(0xBA, 0x11, 0x00, 0x56, 0xC6, 0x10, 0x89, 0xFF, 0x0F, 0x32, 0x6E, 0x04, 0x07, 0x9A, 0x92);
	TC358763_DCS_write_1A_0P(0x21);

	TC358763_DCS_write_1A_0P(0x11);
	mdelay(10);

	TC358763_DCS_write_1A_0P(0x29);
	mdelay(120);

	return 0;
}

static struct mipi_dsi_northwest_panel_driver hx8363_drv = {
	.name = "HX8363_WVGA",
	.mipi_panel_setup = mipid_hx8363_lcd_setup,
};

void hx8363_init(void)
{
	mipi_dsi_northwest_register_panel_driver(&hx8363_drv);
}