/*
 * 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.,
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/tl2796.h>
#include <linux/nt35580.h>
#include <mach/gpio.h>
#include <linux/delay.h>

static const u16 s6e63m0_SEQ_STANDBY_ON[] = {
	0x010,	/* Stand-by On Command */
	SLEEPMSEC, 160,
	ENDDEF, 0x0000
};

static const u16 s6e63m0_SEQ_STANDBY_OFF[] = {
	0x011,	/* Stand-by Off Command */
	SLEEPMSEC, 120,
	ENDDEF, 0x0000
};

static const u16 s6e63m0_SEQ_DISPLAY_SETTING[] = {
	SLEEPMSEC, 10,
	0x0F8,	/* Panel Condition Set Command*/
	0x101,	/* DOCT */
	0x127,	/* CLWEA */
	0x127,	/* CLWEB*/
	0x107,	/* CLTE */
	0x107,	/* SHE */
	0x154,	/* FLTE */
	0x19F,	/* FLWE */
	0x163,	/* SCTE */
	0x186,	/* SCWE */
	0x11A,	/* INTE */
	0x133,	/* INWE */
	0x10D,	/* EMPS */
	0x100,	/* E_INTE */
	0x100,	/* E_INWE */
	0x0F2,	/* Display Condition Set Command*/
	0x102,	/* Number of Line */
	0x103,	/* VBP */
	0x11C,	/* VFP */
	0x110,	/* HBP */
	0x110,	/* HFP */
	0x0F7,	/* Command */
	0x103,	/* GTCON */
	0x100,	/* Display Mode */
	0x100,	/* Vsync/Hsync, DOCCLK, RGB mode */
	ENDDEF, 0x0000
};

static const u16 s6e63m0_SEQ_ETC_SETTING[] = {
	/* ETC Condition Set Command  */
	0x0F6,
	0x100,	0x18E,
	0x107,
	0x0B3,
	0x16C,
	0x0B5,
	0x127,	0x10A,
	0x109,	0x107,
	0x130,	0x11C,
	0x113,	0x109,
	0x110,	0x11A,
	0x12A,	0x124,
	0x11F,	0x11B,
	0x11A,	0x117,
	0x12B,	0x126,
	0x122,	0x120,
	0x13A,	0x134,
	0x130,	0x12C,
	0x129,	0x126,
	0x125,	0x123,
	0x121,	0x120,
	0x11E,	0x11E,
	0x0B6,
	0x100,	0x100,
	0x123,	0x111,
	0x132,	0x144,
	0x144,	0x144,
	0x155,	0x155,
	0x166,	0x166,
	0x166,	0x166,
	0x166,	0x166,
	0x0B7,
	0x127,	0x10A,
	0x109,	0x107,
	0x130,	0x11C,
	0x113,	0x109,
	0x110,	0x11A,
	0x12A,	0x124,
	0x11F,	0x11B,
	0x11A,	0x117,
	0x12B,	0x126,
	0x122,	0x120,
	0x13A,	0x134,
	0x130,	0x12C,
	0x129,	0x126,
	0x125,	0x123,
	0x121,	0x120,
	0x11E,	0x11E,
	0x0B8,
	0x100,	0x100,
	0x123,	0x111,
	0x132,	0x144,
	0x144,	0x144,
	0x155,	0x155,
	0x166,	0x166,
	0x166,	0x166,
	0x166,	0x166,
	0x0B9,
	0x127,	0x10A,
	0x109,	0x107,
	0x130,	0x11C,
	0x113,	0x109,
	0x110,	0x11A,
	0x12A,	0x124,
	0x11F,	0x11B,
	0x11A,	0x117,
	0x12B,	0x126,
	0x122,	0x120,
	0x13A,	0x134,
	0x130,	0x12C,
	0x129,	0x126,
	0x125,	0x123,
	0x121,	0x120,
	0x11E,	0x11E,
	0x0BA,
	0x100,	0x100,
	0x123,	0x111,
	0x132,	0x144,
	0x144,	0x144,
	0x155,	0x155,
	0x166,	0x166,
	0x166,	0x166,
	0x166,	0x166,
	0x011,
	SLEEPMSEC, 120,
	0x029,
	ENDDEF, 0x0000
};

static const struct tl2796_gamma_adj_points gamma_adj_points = {
	.v0 = 0,
	.v1 = BV_1,
	.v19 = BV_19,
	.v43 = BV_43,
	.v87 = BV_87,
	.v171 = BV_171,
	.v255 = BV_255,
};

static const struct gamma_entry gamma_table[] = {
	{       BV_0, { 4200000, 4200000, 4200000, }, },
	{          1, { 3994200, 4107600, 3910200, }, },
	{ 0x00000400, { 3669486, 3738030, 3655093, }, },
	{ 0x000004C2, { 3664456, 3732059, 3649872, }, },
	{ 0x000005A8, { 3659356, 3726019, 3644574, }, },
	{ 0x000006BA, { 3654160, 3719879, 3639171, }, },
	{ 0x00000800, { 3648872, 3713646, 3633668, }, },
	{ 0x00000983, { 3643502, 3707331, 3628075, }, },
	{ 0x00000B50, { 3638029, 3700909, 3622368, }, },
	{ 0x00000D74, { 3632461, 3694392, 3616558, }, },
	{ 0x00001000, { 3626792, 3687772, 3610636, }, },
	{ 0x00001307, { 3621022, 3681052, 3604605, }, },
	{ 0x000016A1, { 3615146, 3674224, 3598455, }, },
	{ 0x00001AE9, { 3609163, 3667289, 3592189, }, },
	{ 0x00002000, { 3603070, 3660245, 3585801, }, },
	{ 0x0000260E, { 3596860, 3653083, 3579284, }, },
	{ 0x00002D41, { 3590532, 3645805, 3572637, }, },
	{ 0x000035D1, { 3584081, 3638403, 3565854, }, },
	{ 0x00004000, { 3577504, 3630876, 3558930, }, },
	{ 0x00004C1C, { 3570797, 3623221, 3551863, }, },
	{ 0x00005A82, { 3563956, 3615434, 3544649, }, },
	{ 0x00006BA2, { 3556976, 3607510, 3537279, }, },
	{ 0x00008000, { 3549853, 3599444, 3529750, }, },
	{ 0x00009838, { 3542582, 3591234, 3522056, }, },
	{ 0x0000B505, { 3535159, 3582874, 3514193, }, },
	{ 0x0000D745, { 3527577, 3574360, 3506153, }, },
	{ 0x00010000, { 3519832, 3565687, 3497931, }, },
	{ 0x00013070, { 3511918, 3556849, 3489519, }, },
	{ 0x00016A0A, { 3503829, 3547842, 3480912, }, },
	{ 0x0001AE8A, { 3495559, 3538659, 3472102, }, },
	{ 0x00020000, { 3487101, 3529295, 3463080, }, },
	{ 0x000260E0, { 3478447, 3519742, 3453839, }, },
	{ 0x0002D414, { 3469592, 3509996, 3444372, }, },
	{ 0x00035D14, { 3460527, 3500049, 3434667, }, },
	{ 0x00040000, { 3451244, 3489893, 3424717, }, },
	{ 0x0004C1C0, { 3441734, 3479522, 3414512, }, },
	{ 0x0005A828, { 3431990, 3468927, 3404040, }, },
	{ 0x0006BA28, { 3422000, 3458099, 3393292, }, },
	{ 0x00080000, { 3411756, 3447030, 3382254, }, },
	{ 0x0009837F, { 3401247, 3435711, 3370915, }, },
	{ 0x000B504F, { 3390462, 3424131, 3359262, }, },
	{ 0x000D7450, { 3379388, 3412280, 3347281, }, },
	{ 0x00100000, { 3368014, 3400147, 3334957, }, },
	{ 0x001306FE, { 3356325, 3387721, 3322274, }, },
	{ 0x0016A09E, { 3344309, 3374988, 3309216, }, },
	{ 0x001AE8A0, { 3331950, 3361936, 3295765, }, },
	{ 0x00200000, { 3319231, 3348550, 3281902, }, },
	{ 0x00260DFC, { 3306137, 3334817, 3267607, }, },
	{ 0x002D413D, { 3292649, 3320719, 3252859, }, },
	{ 0x0035D13F, { 3278748, 3306240, 3237634, }, },
	{ 0x00400000, { 3264413, 3291361, 3221908, }, },
	{ 0x004C1BF8, { 3249622, 3276065, 3205654, }, },
	{ 0x005A827A, { 3234351, 3260329, 3188845, }, },
	{ 0x006BA27E, { 3218576, 3244131, 3171449, }, },
	{ 0x00800000, { 3202268, 3227448, 3153434, }, },
	{ 0x009837F0, { 3185399, 3210255, 3134765, }, },
	{ 0x00B504F3, { 3167936, 3192523, 3115404, }, },
	{ 0x00D744FD, { 3149847, 3174223, 3095308, }, },
	{ 0x01000000, { 3131093, 3155322, 3074435, }, },
	{ 0x01306FE1, { 3111635, 3135786, 3052735, }, },
	{ 0x016A09E6, { 3091431, 3115578, 3030156, }, },
	{ 0x01AE89FA, { 3070432, 3094655, 3006641, }, },
	{ 0x02000000, { 3048587, 3072974, 2982127, }, },
	{ 0x0260DFC1, { 3025842, 3050485, 2956547, }, },
	{ 0x02D413CD, { 3002134, 3027135, 2929824, }, },
	{ 0x035D13F3, { 2977397, 3002865, 2901879, }, },
	{ 0x04000000, { 2951558, 2977611, 2872620, }, },
	{ 0x04C1BF83, { 2924535, 2951302, 2841948, }, },
	{ 0x05A8279A, { 2896240, 2923858, 2809753, }, },
	{ 0x06BA27E6, { 2866574, 2895192, 2775914, }, },
	{ 0x08000000, { 2835426, 2865207, 2740295, }, },
	{ 0x09837F05, { 2802676, 2833793, 2702744, }, },
	{ 0x0B504F33, { 2768187, 2800829, 2663094, }, },
	{ 0x0D744FCD, { 2731806, 2766175, 2621155, }, },
	{ 0x10000000, { 2693361, 2729675, 2576712, }, },
	{ 0x1306FE0A, { 2652659, 2691153, 2529527, }, },
	{ 0x16A09E66, { 2609480, 2650402, 2479324, }, },
	{ 0x1AE89F99, { 2563575, 2607191, 2425793, }, },
	{ 0x20000000, { 2514655, 2561246, 2368579, }, },
	{ 0x260DFC14, { 2462394, 2512251, 2307272, }, },
	{ 0x2D413CCD, { 2406412, 2459834, 2241403, }, },
	{ 0x35D13F32, { 2346266, 2403554, 2170425, }, },
	{ 0x40000000, { 2281441, 2342883, 2093706, }, },
	{ 0x4C1BF828, { 2211332, 2277183, 2010504, }, },
	{ 0x5A82799A, { 2135220, 2205675, 1919951, }, },
	{ 0x6BA27E65, { 2052250, 2127391, 1821028, }, },
	{ 0x80000000, { 1961395, 2041114, 1712536, }, },
	{ 0x9837F051, { 1861415, 1945288, 1593066, }, },
	{ 0xB504F333, { 1750800, 1837874, 1460986, }, },
	{ 0xD744FCCA, { 1627706, 1716150, 1314437, }, },
	{ 0xFFFFFFFF, { 1489879, 1576363, 1151415, }, },
};

static void reset_lcd(struct s5p_panel_data *pdata)
{
	gpio_direction_output(pdata->gpio_rst, 1);
	msleep(10);

	gpio_set_value(pdata->gpio_rst, 0);
	msleep(10);

	gpio_set_value(pdata->gpio_rst, 1);
	msleep(10);
}

static int configure_mtp_gpios(struct s5p_panel_data *pdata, bool enable)
{
	int i;
	int ret = 0;
	if (enable) {
		/* wrx and csx are already requested by the spi driver */
		ret = gpio_request(pdata->gpio_rdx, "tl2796_rdx");
		if (ret)
			goto err_rdx;
		ret = gpio_request(pdata->gpio_dcx, "tl2796_dcx");
		if (ret)
			goto err_dcx;
		ret = gpio_request(pdata->gpio_rst, "tl2796_rst");
		if (ret)
			goto err_rst;
		for (i = 0; i < 8; i++) {
			ret = gpio_request(pdata->gpio_db[i], "tl2796_dbx");
			if (ret)
				goto err_dbx;
		}
		for (i = 0; i < 8; i++) {
			s3c_gpio_cfgpin(S5PV210_GPF0(i), S3C_GPIO_OUTPUT);
			s3c_gpio_setpull(S5PV210_GPF0(i), S3C_GPIO_PULL_NONE);
			gpio_set_value(S5PV210_GPF0(i), 0);
		}
		for (i = 0; i < 8; i++) {
			s3c_gpio_cfgpin(S5PV210_GPF1(i), S3C_GPIO_OUTPUT);
			s3c_gpio_setpull(S5PV210_GPF1(i), S3C_GPIO_PULL_UP);
			gpio_set_value(S5PV210_GPF1(i), 0);
		}
		return 0;
	}

	for (i = 0; i < 8; i++) {
		s3c_gpio_cfgpin(S5PV210_GPF0(i), S3C_GPIO_SFN(2));
		s3c_gpio_setpull(S5PV210_GPF0(i), S3C_GPIO_PULL_NONE);
	}
	for (i = 0; i < 8; i++) {
		s3c_gpio_cfgpin(S5PV210_GPF1(i), S3C_GPIO_SFN(2));
		s3c_gpio_setpull(S5PV210_GPF1(i), S3C_GPIO_PULL_NONE);
	}

	reset_lcd(pdata);

	for (i = 7; i >= 0; i--) {
		gpio_free(pdata->gpio_db[i]);
err_dbx:
		;
	}
	gpio_free(pdata->gpio_rst);
err_rst:
	gpio_free(pdata->gpio_dcx);
err_dcx:
	gpio_free(pdata->gpio_rdx);
err_rdx:
	return ret;
}

struct s5p_panel_data aries_panel_data = {
	.seq_display_set = s6e63m0_SEQ_DISPLAY_SETTING,
	.seq_etc_set = s6e63m0_SEQ_ETC_SETTING,
	.standby_on = s6e63m0_SEQ_STANDBY_ON,
	.standby_off = s6e63m0_SEQ_STANDBY_OFF,
	.gpio_dcx = S5PV210_GPF0(0), /* H_SYNC pad */
	.gpio_rdx = S5PV210_GPF0(2), /* Enable */
	.gpio_csx = S5PV210_MP01(1),
	.gpio_wrx = S5PV210_MP04(1), /* SCL pad */
	.gpio_rst = S5PV210_MP05(5),
	.gpio_db = {
		S5PV210_GPF0(4),
		S5PV210_GPF0(5),
		S5PV210_GPF0(6),
		S5PV210_GPF0(7),
		S5PV210_GPF1(0),
		S5PV210_GPF1(1),
		S5PV210_GPF1(2),
		S5PV210_GPF1(3),
	},
	.configure_mtp_gpios = configure_mtp_gpios,
	.factory_v255_regs = {
		0x0b9,
		0x0b8,
		0x0fc,
	},
	.gamma_adj_points = &gamma_adj_points,
	.gamma_table = gamma_table,
	.gamma_table_size = ARRAY_SIZE(gamma_table),
};