drivers/amlogic/media/vout/lcd/lcd_clk_config.c

/*
 * drivers/amlogic/media/vout/lcd/lcd_clk_config.c
 *
 * Copyright (C) 2015 Amlogic, 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 <common.h>
#include <malloc.h>
#include <amlogic/media/vout/lcd/aml_lcd.h>
#include "lcd_reg.h"
#include "lcd_common.h"
#include "lcd_clk_config.h"
#include "lcd_clk_ctrl.h"

static struct lcd_clk_config_s clk_conf = { /* unit: kHz */
	/* IN-OUT parameters */
	.fin = FIN_FREQ,
	.fout = 0,

	/* pll parameters */
	.pll_mode = 0, /* txl */
	.pll_od_fb = 0,
	.pll_m = 0,
	.pll_n = 0,
	.pll_od1_sel = 0,
	.pll_od2_sel = 0,
	.pll_od3_sel = 0,
	.pll_pi_div_sel = 0, /* for tcon */
	.pll_level = 0,
	.ss_level = 0,
	.div_sel = 0,
	.xd = 0,
	.pll_fout = 0,

	/* clk path node parameters */
	.div_sel_max = 0,
	.xd_max = 0,

	.data = NULL,
};

struct lcd_clk_config_s *get_lcd_clk_config(void)
{
	return &clk_conf;
}

/* **********************************
 * lcd controller operation
 * ********************************** */
static int lcd_pll_wait_lock(unsigned int reg, unsigned int lock_bit)
{
	unsigned int pll_lock;
	int wait_loop = PLL_WAIT_LOCK_CNT; /* 200 */
	int ret = 0;

	do {
		udelay(50);
		pll_lock = lcd_hiu_getb(reg, lock_bit, 1);
		wait_loop--;
	} while ((pll_lock == 0) && (wait_loop > 0));
	if (pll_lock == 0)
		ret = -1;
	LCDPR("%s: pll_lock=%d, wait_loop=%d\n",
		__func__, pll_lock, (PLL_WAIT_LOCK_CNT - wait_loop));
	return ret;
}

#define PLL_WAIT_LOCK_CNT_G12A    1000
static int lcd_pll_wait_lock_g12a(int path)
{
	unsigned int pll_ctrl, pll_ctrl3, pll_ctrl6;
	unsigned int pll_lock;
	int wait_loop = PLL_WAIT_LOCK_CNT_G12A; /* 200 */
	int ret = 0;

	if (path) {
		pll_ctrl = HHI_GP0_PLL_CNTL0;
		pll_ctrl3 = HHI_GP0_PLL_CNTL3;
		pll_ctrl6 = HHI_GP0_PLL_CNTL6;
	} else {
		pll_ctrl = HHI_HDMI_PLL_CNTL0;
		pll_ctrl3 = HHI_HDMI_PLL_CNTL3;
		pll_ctrl6 = HHI_HDMI_PLL_CNTL6;
	}
	do {
		udelay(50);
		pll_lock = lcd_hiu_getb(pll_ctrl, 31, 1);
		wait_loop--;
	} while ((pll_lock != 1) && (wait_loop > 0));

	if (pll_lock == 1) {
		goto pll_lock_end_g12a;
	} else {
		LCDPR("path: %d, pll try 1, lock: %d\n", path, pll_lock);
		lcd_hiu_setb(pll_ctrl3, 1, 31, 1);
		wait_loop = PLL_WAIT_LOCK_CNT_G12A;
		do {
			udelay(50);
			pll_lock = lcd_hiu_getb(pll_ctrl, 31, 1);
			wait_loop--;
		} while ((pll_lock != 1) && (wait_loop > 0));
	}

	if (pll_lock == 1) {
		goto pll_lock_end_g12a;
	} else {
		LCDPR("path: %d, pll try 2, lock: %d\n", path, pll_lock);
		lcd_hiu_write(pll_ctrl6, 0x55540000);
		wait_loop = PLL_WAIT_LOCK_CNT_G12A;
		do {
			udelay(50);
			pll_lock = lcd_hiu_getb(pll_ctrl, 31, 1);
			wait_loop--;
		} while ((pll_lock != 1) && (wait_loop > 0));
	}

	if (pll_lock != 1)
		ret = -1;

pll_lock_end_g12a:
	LCDPR("%s: path=%d, pll_lock=%d, wait_loop=%d\n",
		__func__, path, pll_lock, (PLL_WAIT_LOCK_CNT_G12A - wait_loop));
	return ret;
}

static void lcd_set_gp0_pll_g12a(struct lcd_clk_config_s *cConf)
{
	unsigned int pll_ctrl, pll_ctrl1, pll_ctrl3, pll_ctrl4, pll_ctrl6;
	int ret;

	if (lcd_debug_print_flag == 2)
		LCDPR("%s\n", __func__);

	pll_ctrl = ((1 << LCD_PLL_EN_GP0_G12A) |
		(cConf->pll_n << LCD_PLL_N_GP0_G12A) |
		(cConf->pll_m << LCD_PLL_M_GP0_G12A) |
		(cConf->pll_od1_sel << LCD_PLL_OD_GP0_G12A));
	pll_ctrl1 = (cConf->pll_frac << 0);
	if (cConf->pll_frac) {
		pll_ctrl |= (1 << 27);
		pll_ctrl3 = 0x6a285c00;
		pll_ctrl4 = 0x65771290;
		pll_ctrl6 = 0x56540000;
	} else {
		pll_ctrl3 = 0x48681c00;
		pll_ctrl4 = 0x33771290;
		pll_ctrl6 = 0x56540000;
	}

	lcd_hiu_write(HHI_GP0_PLL_CNTL0, pll_ctrl);
	lcd_hiu_write(HHI_GP0_PLL_CNTL1, pll_ctrl1);
	lcd_hiu_write(HHI_GP0_PLL_CNTL2, 0x00);
	lcd_hiu_write(HHI_GP0_PLL_CNTL3, pll_ctrl3);
	lcd_hiu_write(HHI_GP0_PLL_CNTL4, pll_ctrl4);
	lcd_hiu_write(HHI_GP0_PLL_CNTL5, 0x39272000);
	lcd_hiu_write(HHI_GP0_PLL_CNTL6, pll_ctrl6);
	lcd_hiu_setb(HHI_GP0_PLL_CNTL0, 1, LCD_PLL_RST_GP0_G12A, 1);
	udelay(100);
	lcd_hiu_setb(HHI_GP0_PLL_CNTL0, 0, LCD_PLL_RST_GP0_G12A, 1);

	ret = lcd_pll_wait_lock_g12a(1);
	if (ret)
		LCDERR("gp0_pll lock failed\n");
}

static void lcd_set_hpll_g12a(struct lcd_clk_config_s *cConf)
{
	unsigned int pll_ctrl, pll_ctrl1, pll_ctrl3, pll_ctrl4, pll_ctrl6;
	int ret;

	if (lcd_debug_print_flag == 2)
		LCDPR("%s\n", __func__);

	pll_ctrl = ((1 << LCD_PLL_EN_HPLL_G12A) |
		(1 << 25) | /* clk out gate */
		(cConf->pll_n << LCD_PLL_N_HPLL_G12A) |
		(cConf->pll_m << LCD_PLL_M_HPLL_G12A) |
		(cConf->pll_od1_sel << LCD_PLL_OD1_HPLL_G12A) |
		(cConf->pll_od2_sel << LCD_PLL_OD2_HPLL_G12A) |
		(cConf->pll_od3_sel << LCD_PLL_OD3_HPLL_G12A));
	pll_ctrl1 = (cConf->pll_frac << 0);
	if (cConf->pll_frac) {
		pll_ctrl |= (1 << 27);
		pll_ctrl3 = 0x6a285c00;
		pll_ctrl4 = 0x65771290;
		pll_ctrl6 = 0x56540000;
	} else {
		pll_ctrl3 = 0x48681c00;
		pll_ctrl4 = 0x33771290;
		pll_ctrl6 = 0x56540000;
	}

	lcd_hiu_write(HHI_HDMI_PLL_CNTL0, pll_ctrl);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL1, pll_ctrl1);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL2, 0x00);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL3, pll_ctrl3);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL4, pll_ctrl4);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL5, 0x39272000);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL6, pll_ctrl6);
	lcd_hiu_setb(HHI_HDMI_PLL_CNTL0, 1, LCD_PLL_RST_HPLL_G12A, 1);
	udelay(100);
	lcd_hiu_setb(HHI_HDMI_PLL_CNTL0, 0, LCD_PLL_RST_HPLL_G12A, 1);

	ret = lcd_pll_wait_lock_g12a(0);
	if (ret)
		LCDERR("hpll lock failed\n");
}

static void lcd_set_gp0_pll_g12b(struct lcd_clk_config_s *cConf)
{
	unsigned int pll_ctrl, pll_ctrl1, pll_ctrl3, pll_ctrl4, pll_ctrl6;
	int ret;

	if (lcd_debug_print_flag == 2)
		LCDPR("%s\n", __func__);

	pll_ctrl = ((1 << LCD_PLL_EN_GP0_G12A) |
		(cConf->pll_n << LCD_PLL_N_GP0_G12A) |
		(cConf->pll_m << LCD_PLL_M_GP0_G12A) |
		(cConf->pll_od1_sel << LCD_PLL_OD_GP0_G12A));
	pll_ctrl1 = (cConf->pll_frac << 0);
	if (cConf->pll_frac) {
		pll_ctrl |= (1 << 27);
		pll_ctrl3 = 0x6a285c00;
		pll_ctrl4 = 0x65771290;
		pll_ctrl6 = 0x56540000;
	} else {
		pll_ctrl3 = 0x48681c00;
		pll_ctrl4 = 0x33771290;
		pll_ctrl6 = 0x56540000;
	}

	lcd_hiu_write(HHI_GP0_PLL_CNTL0, pll_ctrl);
	lcd_hiu_write(HHI_GP0_PLL_CNTL1, pll_ctrl1);
	lcd_hiu_write(HHI_GP0_PLL_CNTL2, 0x00);
	lcd_hiu_write(HHI_GP0_PLL_CNTL3, pll_ctrl3);
	lcd_hiu_write(HHI_GP0_PLL_CNTL4, pll_ctrl4);
	lcd_hiu_write(HHI_GP0_PLL_CNTL5, 0x39272000);
	lcd_hiu_write(HHI_GP0_PLL_CNTL6, pll_ctrl6);
	lcd_hiu_setb(HHI_GP0_PLL_CNTL0, 1, LCD_PLL_RST_GP0_G12A, 1);
	udelay(100);
	lcd_hiu_setb(HHI_GP0_PLL_CNTL0, 0, LCD_PLL_RST_GP0_G12A, 1);

	ret = lcd_pll_wait_lock(HHI_GP0_PLL_CNTL0, LCD_PLL_LOCK_GP0_G12A);
	if (ret)
		LCDERR("gp0_pll lock failed\n");
}

static void lcd_set_hpll_g12b(struct lcd_clk_config_s *cConf)
{
	unsigned int pll_ctrl, pll_ctrl1, pll_ctrl3, pll_ctrl4, pll_ctrl6;
	int ret;

	if (lcd_debug_print_flag == 2)
		LCDPR("%s\n", __func__);

	pll_ctrl = ((1 << LCD_PLL_EN_HPLL_G12A) |
		(1 << 25) | /* clk out gate */
		(cConf->pll_n << LCD_PLL_N_HPLL_G12A) |
		(cConf->pll_m << LCD_PLL_M_HPLL_G12A) |
		(cConf->pll_od1_sel << LCD_PLL_OD1_HPLL_G12A) |
		(cConf->pll_od2_sel << LCD_PLL_OD2_HPLL_G12A) |
		(cConf->pll_od3_sel << LCD_PLL_OD3_HPLL_G12A));
	pll_ctrl1 = (cConf->pll_frac << 0);
	if (cConf->pll_frac) {
		pll_ctrl |= (1 << 27);
		pll_ctrl3 = 0x6a285c00;
		pll_ctrl4 = 0x65771290;
		pll_ctrl6 = 0x56540000;
	} else {
		pll_ctrl3 = 0x48681c00;
		pll_ctrl4 = 0x33771290;
		pll_ctrl6 = 0x56540000;
	}

	lcd_hiu_write(HHI_HDMI_PLL_CNTL0, pll_ctrl);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL1, pll_ctrl1);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL2, 0x00);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL3, pll_ctrl3);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL4, pll_ctrl4);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL5, 0x39272000);
	lcd_hiu_write(HHI_HDMI_PLL_CNTL6, pll_ctrl6);
	lcd_hiu_setb(HHI_HDMI_PLL_CNTL0, 1, LCD_PLL_RST_HPLL_G12A, 1);
	udelay(100);
	lcd_hiu_setb(HHI_HDMI_PLL_CNTL0, 0, LCD_PLL_RST_HPLL_G12A, 1);

	ret = lcd_pll_wait_lock(HHI_HDMI_PLL_CNTL0, LCD_PLL_LOCK_HPLL_G12A);
	if (ret)
		LCDERR("hpll lock failed\n");
}

static void lcd_set_vid_pll_div(struct lcd_clk_config_s *cConf)
{
	unsigned int shift_val, shift_sel;
	int i;

	if (lcd_debug_print_flag == 2)
		LCDPR("%s\n", __func__);

	lcd_hiu_setb(HHI_VIID_CLK_CNTL, 0, VCLK2_EN, 1);
	udelay(5);

	/* Disable the div output clock */
	lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 0, 19, 1);
	lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 0, 15, 1);

	i = 0;
	while (lcd_clk_div_table[i][0] != CLK_DIV_SEL_MAX) {
		if (cConf->div_sel == lcd_clk_div_table[i][0])
			break;
		i++;
	}
	if (lcd_clk_div_table[i][0] == CLK_DIV_SEL_MAX)
		LCDERR("invalid clk divider\n");
	shift_val = lcd_clk_div_table[i][1];
	shift_sel = lcd_clk_div_table[i][2];

	if (shift_val == 0xffff) { /* if divide by 1 */
		lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 1, 18, 1);
	} else {
		lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 0, 18, 1);
		lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 0, 16, 2);
		lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 0, 15, 1);
		lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 0, 0, 14);

		lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, shift_sel, 16, 2);
		lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 1, 15, 1);
		lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, shift_val, 0, 14);
		lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 0, 15, 1);
	}
	/* Enable the final output clock */
	lcd_hiu_setb(HHI_VID_PLL_CLK_DIV, 1, 19, 1);
}

static void lcd_set_vclk_crt(int lcd_type, struct lcd_clk_config_s *cConf)
{
	if (lcd_debug_print_flag == 2)
		LCDPR("%s\n", __func__);

	/* setup the XD divider value */
	lcd_hiu_setb(HHI_VIID_CLK_DIV, (cConf->xd-1), VCLK2_XD, 8);
	udelay(5);

	/* select vid_pll_clk */
	lcd_hiu_setb(HHI_VIID_CLK_CNTL, cConf->data->vclk_sel,
		VCLK2_CLK_IN_SEL, 3);
	lcd_hiu_setb(HHI_VIID_CLK_CNTL, 1, VCLK2_EN, 1);
	udelay(2);

	/* [15:12] encl_clk_sel, select vclk2_div1 */
	lcd_hiu_setb(HHI_VIID_CLK_DIV, 8, ENCL_CLK_SEL, 4);
	/* release vclk2_div_reset and enable vclk2_div */
	lcd_hiu_setb(HHI_VIID_CLK_DIV, 1, VCLK2_XD_EN, 2);
	udelay(5);

	lcd_hiu_setb(HHI_VIID_CLK_CNTL, 1, VCLK2_DIV1_EN, 1);
	lcd_hiu_setb(HHI_VIID_CLK_CNTL, 1, VCLK2_SOFT_RST, 1);
	udelay(10);
	lcd_hiu_setb(HHI_VIID_CLK_CNTL, 0, VCLK2_SOFT_RST, 1);
	udelay(5);

	/* enable CTS_ENCL clk gate */
	lcd_hiu_setb(HHI_VID_CLK_CNTL2, 1, ENCL_GATE_VCLK, 1);
}

static void lcd_set_dsi_meas_clk(void)
{
	lcd_hiu_setb(HHI_VDIN_MEAS_CLK_CNTL, 0, 21, 3);
	lcd_hiu_setb(HHI_VDIN_MEAS_CLK_CNTL, 0, 12, 7);
	lcd_hiu_setb(HHI_VDIN_MEAS_CLK_CNTL, 1, 20, 1);
}

static void lcd_set_dsi_phy_clk(int sel)
{
	if (lcd_debug_print_flag == 2)
		LCDPR("%s\n", __func__);

	lcd_hiu_setb(HHI_MIPIDSI_PHY_CLK_CNTL, sel, 12, 3);
	lcd_hiu_setb(HHI_MIPIDSI_PHY_CLK_CNTL, 1, 8, 1);
	lcd_hiu_setb(HHI_MIPIDSI_PHY_CLK_CNTL, 0, 0, 7);
}

/* ****************************************************
 * lcd clk parameters calculate
 * ****************************************************
 */
static unsigned int clk_vid_pll_div_calc(unsigned int clk,
		unsigned int div_sel, int dir)
{
	unsigned int clk_ret;

	switch (div_sel) {
	case CLK_DIV_SEL_1:
		clk_ret = clk;
		break;
	case CLK_DIV_SEL_2:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk / 2;
		else
			clk_ret = clk * 2;
		break;
	case CLK_DIV_SEL_3:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk / 3;
		else
			clk_ret = clk * 3;
		break;
	case CLK_DIV_SEL_3p5:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk * 2 / 7;
		else
			clk_ret = clk * 7 / 2;
		break;
	case CLK_DIV_SEL_3p75:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk * 4 / 15;
		else
			clk_ret = clk * 15 / 4;
		break;
	case CLK_DIV_SEL_4:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk / 4;
		else
			clk_ret = clk * 4;
		break;
	case CLK_DIV_SEL_5:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk / 5;
		else
			clk_ret = clk * 5;
		break;
	case CLK_DIV_SEL_6:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk / 6;
		else
			clk_ret = clk * 6;
		break;
	case CLK_DIV_SEL_6p25:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk * 4 / 25;
		else
			clk_ret = clk * 25 / 4;
		break;
	case CLK_DIV_SEL_7:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk / 7;
		else
			clk_ret = clk * 7;
		break;
	case CLK_DIV_SEL_7p5:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk * 2 / 15;
		else
			clk_ret = clk * 15 / 2;
		break;
	case CLK_DIV_SEL_12:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk / 12;
		else
			clk_ret = clk * 12;
		break;
	case CLK_DIV_SEL_14:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk / 14;
		else
			clk_ret = clk * 14;
		break;
	case CLK_DIV_SEL_15:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk / 15;
		else
			clk_ret = clk * 15;
		break;
	case CLK_DIV_SEL_2p5:
		if (dir == CLK_DIV_I2O)
			clk_ret = clk * 2 / 5;
		else
			clk_ret = clk * 5 / 2;
		break;
	default:
		clk_ret = clk;
		LCDERR("clk_div_sel: Invalid parameter\n");
		break;
	}

	return clk_ret;
}

static int check_pll_txl(struct lcd_clk_config_s *cConf,
		unsigned int pll_fout)
{
	struct lcd_clk_data_s *data = cConf->data;
	unsigned int m, n;
	unsigned int od1_sel, od2_sel, od3_sel, od1, od2, od3;
	unsigned int pll_fod2_in, pll_fod3_in, pll_fvco;
	unsigned int od_fb = 0, pll_frac;
	int done;

	done = 0;
	if ((pll_fout > data->pll_out_fmax) ||
		(pll_fout < data->pll_out_fmin)) {
		return done;
	}
	for (od3_sel = data->pll_od_sel_max; od3_sel > 0; od3_sel--) {
		od3 = od_table[od3_sel - 1];
		pll_fod3_in = pll_fout * od3;
		for (od2_sel = od3_sel; od2_sel > 0; od2_sel--) {
			od2 = od_table[od2_sel - 1];
			pll_fod2_in = pll_fod3_in * od2;
			for (od1_sel = od2_sel; od1_sel > 0; od1_sel--) {
				od1 = od_table[od1_sel - 1];
				pll_fvco = pll_fod2_in * od1;
				if ((pll_fvco < data->pll_vco_fmin) ||
					(pll_fvco > data->pll_vco_fmax)) {
					continue;
				}
				cConf->pll_od1_sel = od1_sel - 1;
				cConf->pll_od2_sel = od2_sel - 1;
				cConf->pll_od3_sel = od3_sel - 1;
				cConf->pll_fout = pll_fout;
				if (lcd_debug_print_flag == 2) {
					LCDPR("od1=%d, od2=%d, od3=%d\n",
						(od1_sel - 1), (od2_sel - 1),
						(od3_sel - 1));
					LCDPR("pll_fvco=%d\n", pll_fvco);
				}
				cConf->pll_fvco = pll_fvco;
				n = 1;
				od_fb = cConf->pll_od_fb;
				pll_fvco = pll_fvco / od_fb_table[od_fb];
				m = pll_fvco / cConf->fin;
				pll_frac = (pll_fvco % cConf->fin) *
					data->pll_frac_range / cConf->fin;
				cConf->pll_m = m;
				cConf->pll_n = n;
				cConf->pll_frac = pll_frac;
				if (lcd_debug_print_flag == 2) {
					LCDPR("m=%d, n=%d, frac=0x%x\n",
						m, n, pll_frac);
				}
				done = 1;
				break;
			}
		}
	}
	return done;
}

static void lcd_pll_frac_generate_txl(struct lcd_config_s *pconf)
{
	unsigned int pll_fout;
	unsigned int clk_div_in, clk_div_out, clk_div_sel;
	unsigned int od1, od2, od3, pll_fvco;
	unsigned int m, n, od_fb, frac, offset, temp;
	struct lcd_clk_config_s *cConf = get_lcd_clk_config();

	cConf->fout = pconf->lcd_timing.lcd_clk / 1000; /* kHz */
	clk_div_sel = cConf->div_sel;
	od1 = od_table[cConf->pll_od1_sel];
	od2 = od_table[cConf->pll_od2_sel];
	od3 = od_table[cConf->pll_od3_sel];
	m = cConf->pll_m;
	n = cConf->pll_n;

	if (lcd_debug_print_flag == 2) {
		LCDPR("m=%d, n=%d, od1=%d, od2=%d, od3=%d\n",
			m, n, cConf->pll_od1_sel, cConf->pll_od2_sel,
			cConf->pll_od3_sel);
		LCDPR("clk_div_sel=%s(index %d), xd=%d\n",
			lcd_clk_div_sel_table[clk_div_sel],
			clk_div_sel, cConf->xd);
	}
	if (cConf->fout > cConf->data->xd_out_fmax) {
		LCDERR("%s: wrong lcd_clk value %dkHz\n",
			__func__, cConf->fout);
		return;
	}
	if (lcd_debug_print_flag == 2)
		LCDPR("%s pclk=%d\n", __func__, cConf->fout);

	clk_div_out = cConf->fout * cConf->xd;
	if (clk_div_out > cConf->data->div_out_fmax) {
		LCDERR("%s: wrong clk_div_out value %dkHz\n",
			__func__, clk_div_out);
		return;
	}

	clk_div_in =
		clk_vid_pll_div_calc(clk_div_out, clk_div_sel, CLK_DIV_O2I);
	if (clk_div_in > cConf->data->div_in_fmax) {
		LCDERR("%s: wrong clk_div_in value %dkHz\n",
			__func__, clk_div_in);
		return;
	}

	pll_fout = clk_div_in;
	if ((pll_fout > cConf->data->pll_out_fmax) ||
		(pll_fout < cConf->data->pll_out_fmin)) {
		LCDERR("%s: wrong pll_fout value %dkHz\n", __func__, pll_fout);
		return;
	}
	if (lcd_debug_print_flag == 2)
		LCDPR("%s pll_fout=%d\n", __func__, pll_fout);

	pll_fvco = pll_fout * od1 * od2 * od3;
	if ((pll_fvco < cConf->data->pll_vco_fmin) ||
		(pll_fvco > cConf->data->pll_vco_fmax)) {
		LCDERR("%s: wrong pll_fvco value %dkHz\n", __func__, pll_fvco);
		return;
	}
	if (lcd_debug_print_flag == 2)
		LCDPR("%s pll_fvco=%d\n", __func__, pll_fvco);

	cConf->pll_fvco = pll_fvco;
	od_fb = cConf->pll_od_fb;
	pll_fvco = pll_fvco / od_fb_table[od_fb];
	temp = cConf->fin * m / n;
	if (pll_fvco >= temp) {
		temp = pll_fvco - temp;
		offset = 0;
	} else {
		temp = temp - pll_fvco;
		offset = 1;
	}
	if (temp >= (2 * cConf->fin)) {
		LCDERR("%s: pll changing %dkHz is too much\n",
			__func__, temp);
		return;
	}
	frac = temp * cConf->data->pll_frac_range * n / cConf->fin;
	cConf->pll_frac = frac | (offset << 11);
	if (lcd_debug_print_flag)
		LCDPR("lcd_pll_frac_generate: frac=0x%x\n", frac);
}

static int check_pll_axg(struct lcd_clk_config_s *cConf,
		unsigned int pll_fout)
{
	struct lcd_clk_data_s *data = cConf->data;
	unsigned int m, n, od_sel, od;
	unsigned int pll_fvco;
	unsigned int od_fb = 0, pll_frac;
	int done = 0;

	if ((pll_fout > data->pll_out_fmax) ||
		(pll_fout < data->pll_out_fmin)) {
		return done;
	}
	for (od_sel = data->pll_od_sel_max; od_sel > 0; od_sel--) {
		od = od_table[od_sel - 1];
		pll_fvco = pll_fout * od;
		if ((pll_fvco < data->pll_vco_fmin) ||
			(pll_fvco > data->pll_vco_fmax)) {
			continue;
		}
		cConf->pll_od1_sel = od_sel - 1;
		cConf->pll_fout = pll_fout;
		if (lcd_debug_print_flag == 2)
			LCDPR("od_sel=%d, pll_fvco=%d\n", (od_sel - 1), pll_fvco);

		cConf->pll_fvco = pll_fvco;
		n = 1;
		od_fb = cConf->pll_od_fb;
		pll_fvco = pll_fvco / od_fb_table[od_fb];
		m = pll_fvco / cConf->fin;
		pll_frac = (pll_fvco % cConf->fin) * data->pll_frac_range / cConf->fin;
		cConf->pll_m = m;
		cConf->pll_n = n;
		cConf->pll_frac = pll_frac;
		if (lcd_debug_print_flag == 2)
			LCDPR("pll_m=%d, pll_n=%d, pll_frac=0x%x\n", m, n, pll_frac);
		done = 1;
		break;
	}
	return done;
}

static void lcd_clk_generate_axg(struct lcd_config_s *pconf)
{
	unsigned int pll_fout;
	unsigned int xd;
	unsigned int dsi_bit_rate_max = 0, dsi_bit_rate_min = 0;
	unsigned int tmp;
	struct lcd_clk_config_s *cConf = get_lcd_clk_config();
	int done;

	done = 0;
	cConf->fout = pconf->lcd_timing.lcd_clk / 1000; /* kHz */
	cConf->err_fmin = MAX_ERROR;

	if (cConf->fout > cConf->data->xd_out_fmax) {
		LCDERR("%s: wrong lcd_clk value %dkHz\n",
			__func__, cConf->fout);
		goto generate_clk_done_axg;
	}

	switch (pconf->lcd_basic.lcd_type) {
	case LCD_MIPI:
		cConf->xd_max = CRT_VID_DIV_MAX;
		tmp = pconf->lcd_control.mipi_config->bit_rate_max;
		dsi_bit_rate_max = tmp * 1000; /* change to kHz */
		dsi_bit_rate_min = dsi_bit_rate_max - cConf->fout;

		for (xd = 1; xd <= cConf->xd_max; xd++) {
			pll_fout = cConf->fout * xd;
			if ((pll_fout > dsi_bit_rate_max) ||
				(pll_fout < dsi_bit_rate_min)) {
				continue;
			}
			if (lcd_debug_print_flag == 2)
				LCDPR("fout=%d, xd=%d\n", cConf->fout, xd);

			pconf->lcd_control.mipi_config->bit_rate = pll_fout * 1000;
			pconf->lcd_control.mipi_config->clk_factor = xd;
			cConf->xd = xd;
			done = check_pll_axg(cConf, pll_fout);
			if (done)
				goto generate_clk_done_axg;
		}
		break;
	default:
		break;
	}

generate_clk_done_axg:
	if (done) {
		pconf->lcd_timing.pll_ctrl =
			(cConf->pll_od1_sel << PLL_CTRL_OD1) |
			(cConf->pll_n << PLL_CTRL_N) |
			(cConf->pll_m << PLL_CTRL_M);
		pconf->lcd_timing.div_ctrl =
			(CLK_DIV_SEL_1 << DIV_CTRL_DIV_SEL) |
			(cConf->xd << DIV_CTRL_XD);
		pconf->lcd_timing.clk_ctrl = (cConf->pll_frac << CLK_CTRL_FRAC);
	} else {
		pconf->lcd_timing.pll_ctrl =
			(1 << PLL_CTRL_OD1) |
			(1 << PLL_CTRL_N)   |
			(50 << PLL_CTRL_M);
		pconf->lcd_timing.div_ctrl =
			(CLK_DIV_SEL_1 << DIV_CTRL_DIV_SEL) |
			(7 << DIV_CTRL_XD);
		pconf->lcd_timing.clk_ctrl = (0 << CLK_CTRL_FRAC);
		LCDERR("Out of clock range, reset to default setting!\n");
	}
}

static void lcd_pll_frac_generate_axg(struct lcd_config_s *pconf)
{
	unsigned int pll_fout;
	unsigned int od, pll_fvco;
	unsigned int m, n, od_fb, frac, offset, temp;
	struct lcd_clk_config_s *cConf = get_lcd_clk_config();

	cConf->fout = pconf->lcd_timing.lcd_clk / 1000; /* kHz */
	od = od_table[cConf->pll_od1_sel];
	m = cConf->pll_m;
	n = cConf->pll_n;

	if (lcd_debug_print_flag == 2) {
		LCDPR("m=%d, n=%d, od=%d, xd=%d\n",
			m, n, cConf->pll_od1_sel, cConf->xd);
	}
	if (cConf->fout > cConf->data->xd_out_fmax) {
		LCDERR("%s: wrong lcd_clk value %dkHz\n",
			__func__, cConf->fout);
		return;
	}
	if (lcd_debug_print_flag == 2)
		LCDPR("%s pclk=%d\n", __func__, cConf->fout);

	pll_fout = cConf->fout * cConf->xd;
	if ((pll_fout > cConf->data->pll_out_fmax) ||
		(pll_fout < cConf->data->pll_out_fmin)) {
		LCDERR("%s: wrong pll_fout value %dkHz\n", __func__, pll_fout);
		return;
	}
	if (lcd_debug_print_flag == 2)
		LCDPR("%s pll_fout=%d\n", __func__, pll_fout);

	pll_fvco = pll_fout * od;
	if ((pll_fvco < cConf->data->pll_vco_fmin) ||
		(pll_fvco > cConf->data->pll_vco_fmax)) {
		LCDERR("%s: wrong pll_fvco value %dkHz\n", __func__, pll_fvco);
		return;
	}
	if (lcd_debug_print_flag == 2)
		LCDPR("%s pll_fvco=%d\n", __func__, pll_fvco);

	cConf->pll_fvco = pll_fvco;
	od_fb = cConf->pll_od_fb;
	pll_fvco = pll_fvco / od_fb_table[od_fb];
	temp = cConf->fin * m / n;
	if (pll_fvco >= temp) {
		temp = pll_fvco - temp;
		offset = 0;
	} else {
		temp = temp - pll_fvco;
		offset = 1;
	}
	if (temp >= (2 * cConf->fin)) {
		LCDERR("%s: pll changing %dkHz is too much\n",
			__func__, temp);
		return;
	}
	frac = temp * cConf->data->pll_frac_range * n / cConf->fin;
	cConf->pll_frac = frac | (offset << 11);
	if (lcd_debug_print_flag)
		LCDPR("lcd_pll_frac_generate: frac=0x%x\n", frac);
}

static void lcd_clk_generate_hpll_g12a(struct lcd_config_s *pconf)
{
	unsigned int pll_fout;
	unsigned int clk_div_sel, xd;
	unsigned int dsi_bit_rate_max = 0, dsi_bit_rate_min = 0;
	unsigned int tmp;
	struct lcd_clk_config_s *cConf = get_lcd_clk_config();
	int done;

	done = 0;
	cConf->fout = pconf->lcd_timing.lcd_clk / 1000; /* kHz */
	cConf->err_fmin = MAX_ERROR;

	if (cConf->fout > cConf->data->xd_out_fmax) {
		LCDERR("%s: wrong lcd_clk value %dkHz\n",
			__func__, cConf->fout);
	}

	switch (pconf->lcd_basic.lcd_type) {
	case LCD_MIPI:
		cConf->xd_max = CRT_VID_DIV_MAX;
		tmp = pconf->lcd_control.mipi_config->bit_rate_max;
		dsi_bit_rate_max = tmp * 1000; /* change to kHz */
		dsi_bit_rate_min = dsi_bit_rate_max - cConf->fout;

		clk_div_sel = CLK_DIV_SEL_1;
		for (xd = 1; xd <= cConf->xd_max; xd++) {
			pll_fout = cConf->fout * xd;
			if ((pll_fout > dsi_bit_rate_max) ||
				(pll_fout < dsi_bit_rate_min)) {
				continue;
			}
			if (lcd_debug_print_flag == 2)
				LCDPR("fout=%d, xd=%d\n", cConf->fout, xd);

			pconf->lcd_control.mipi_config->bit_rate = pll_fout * 1000;
			pconf->lcd_control.mipi_config->clk_factor = xd;
			cConf->xd = xd;
			cConf->div_sel = clk_div_sel;
			done = check_pll_txl(cConf, pll_fout);
			if (done)
				goto generate_clk_done_g12a;
		}
		break;
	default:
		break;
	}

generate_clk_done_g12a:
	if (done) {
		pconf->lcd_timing.pll_ctrl =
			(cConf->pll_od1_sel << PLL_CTRL_OD1) |
			(cConf->pll_od2_sel << PLL_CTRL_OD2) |
			(cConf->pll_od3_sel << PLL_CTRL_OD3) |
			(cConf->pll_n << PLL_CTRL_N)         |
			(cConf->pll_m << PLL_CTRL_M);
		pconf->lcd_timing.div_ctrl =
			(cConf->div_sel << DIV_CTRL_DIV_SEL) |
			(cConf->xd << DIV_CTRL_XD);
		pconf->lcd_timing.clk_ctrl = (cConf->pll_frac << CLK_CTRL_FRAC);
	} else {
		pconf->lcd_timing.pll_ctrl =
			(1 << PLL_CTRL_OD1) |
			(1 << PLL_CTRL_OD2) |
			(1 << PLL_CTRL_OD3) |
			(1 << PLL_CTRL_N)   |
			(50 << PLL_CTRL_M);
		pconf->lcd_timing.div_ctrl =
			(CLK_DIV_SEL_1 << DIV_CTRL_DIV_SEL) |
			(7 << DIV_CTRL_XD);
		pconf->lcd_timing.clk_ctrl = (0 << CLK_CTRL_FRAC);
		LCDERR("Out of clock range, reset to default setting\n");
	}
}

/* ****************************************************
 * lcd clk match function
 * ****************************************************
 */
static void lcd_clk_set_g12a_path0(struct lcd_config_s *pconf)
{
	lcd_set_hpll_g12a(&clk_conf);
	lcd_set_vid_pll_div(&clk_conf);
	lcd_set_dsi_meas_clk();
	lcd_set_dsi_phy_clk(0);
}

static void lcd_clk_set_g12a_path1(struct lcd_config_s *pconf)
{
	lcd_set_gp0_pll_g12a(&clk_conf);
	lcd_set_dsi_meas_clk();
	lcd_set_dsi_phy_clk(1);
}

static void lcd_clk_set_g12b_path0(struct lcd_config_s *pconf)
{
	lcd_set_hpll_g12b(&clk_conf);
	lcd_set_vid_pll_div(&clk_conf);
	lcd_set_dsi_meas_clk();
	lcd_set_dsi_phy_clk(0);
}

static void lcd_clk_set_g12b_path1(struct lcd_config_s *pconf)
{
	lcd_set_gp0_pll_g12b(&clk_conf);
	lcd_set_dsi_meas_clk();
	lcd_set_dsi_phy_clk(1);
}

static void lcd_clk_config_init_print_axg(void)
{
	__attribute__((__unused__)) struct lcd_clk_data_s *data = clk_conf.data;

	LCDPR("lcd clk config data init:\n"
		"vclk_sel:          %d\n"
		"pll_m_max:         %d\n"
		"pll_m_min:         %d\n"
		"pll_n_max:         %d\n"
		"pll_n_min:         %d\n"
		"pll_od_fb:         %d\n"
		"pll_frac_range:    %d\n"
		"pll_od_sel_max:    %d\n"
		"pll_ref_fmax:      %d\n"
		"pll_ref_fmin:      %d\n"
		"pll_vco_fmax:      %d\n"
		"pll_vco_fmin:      %d\n"
		"pll_out_fmax:      %d\n"
		"pll_out_fmin:      %d\n"
		"xd_out_fmax:       %d\n"
		"ss_level_max:      %d\n\n",
		data->vclk_sel,
		data->pll_m_max, data->pll_m_min,
		data->pll_n_max, data->pll_n_min,
		data->pll_od_fb, data->pll_frac_range,
		data->pll_od_sel_max,
		data->pll_ref_fmax, data->pll_ref_fmin,
		data->pll_vco_fmax, data->pll_vco_fmin,
		data->pll_out_fmax, data->pll_out_fmin,
		data->xd_out_fmax, data->ss_level_max);
}

#if 0
static void lcd_clk_config_init_print_dft(void)
{
	struct lcd_clk_data_s *data = clk_conf.data;

	LCDPR("lcd clk config:\n"
		"pll_m_max:         %d\n"
		"pll_m_min:         %d\n"
		"pll_n_max:         %d\n"
		"pll_n_min:         %d\n"
		"pll_od_fb:         %d\n"
		"pll_frac_range:    %d\n"
		"pll_od_sel_max:    %d\n"
		"pll_ref_fmax:      %d\n"
		"pll_ref_fmin:      %d\n"
		"pll_vco_fmax:      %d\n"
		"pll_vco_fmin:      %d\n"
		"pll_out_fmax:      %d\n"
		"pll_out_fmin:      %d\n"
		"div_in_fmax:       %d\n"
		"div_out_fmax:      %d\n"
		"xd_out_fmax:       %d\n"
		"ss_level_max:      %d\n\n",
		data->pll_m_max, data->pll_m_min,
		data->pll_n_max, data->pll_n_min,
		data->pll_od_fb, data->pll_frac_range,
		data->pll_od_sel_max,
		data->pll_ref_fmax, data->pll_ref_fmin,
		data->pll_vco_fmax, data->pll_vco_fmin,
		data->pll_out_fmax, data->pll_out_fmin,
		data->div_in_fmax, data->div_out_fmax,
		data->xd_out_fmax, data->ss_level_max);
}

static void lcd_clk_config_print_dft(void)
{
	LCDPR("lcd clk config:\n"
		"pll_mode:       %d\n"
		"pll_m:          %d\n"
		"pll_n:          %d\n"
		"pll_frac:       0x%03x\n"
		"pll_fvco:       %dkHz\n"
		"pll_od1:        %d\n"
		"pll_od2:        %d\n"
		"pll_od3:        %d\n"
		"pll_pi_div_sel: %d\n"
		"pll_out:        %dkHz\n"
		"div_sel:        %s(index %d)\n"
		"xd:             %d\n"
		"fout:           %dkHz\n"
		"ss_level:       %d\n\n",
		clk_conf.pll_mode, clk_conf.pll_m, clk_conf.pll_n,
		clk_conf.pll_frac, clk_conf.pll_fvco,
		clk_conf.pll_od1_sel, clk_conf.pll_od2_sel,
		clk_conf.pll_od3_sel, clk_conf.pll_pi_div_sel,
		clk_conf.pll_fout,
		lcd_clk_div_sel_table[clk_conf.div_sel],
		clk_conf.div_sel, clk_conf.xd,
		clk_conf.fout, clk_conf.ss_level);
}
#endif

static void lcd_clk_config_print_g12a(void)
{
	if (clk_conf.data->vclk_sel) {
		LCDPR("lcd clk config:\n"
			"vclk_sel      %d\n"
			"pll_m:        %d\n"
			"pll_n:        %d\n"
			"pll_frac:     0x%03x\n"
			"pll_fvco:     %dkHz\n"
			"pll_od:       %d\n"
			"pll_out:      %dkHz\n"
			"xd:           %d\n"
			"fout:         %dkHz\n"
			"ss_level:     %d\n\n",
			clk_conf.data->vclk_sel,
			clk_conf.pll_m, clk_conf.pll_n,
			clk_conf.pll_frac, clk_conf.pll_fvco,
			clk_conf.pll_od1_sel, clk_conf.pll_fout,
			clk_conf.xd, clk_conf.fout, clk_conf.ss_level);
	} else {
		LCDPR("lcd clk config:\n"
			"vclk_sel        %d\n"
			"pll_m:          %d\n"
			"pll_n:          %d\n"
			"pll_frac:       0x%03x\n"
			"pll_fvco:       %dkHz\n"
			"pll_od1:        %d\n"
			"pll_od2:        %d\n"
			"pll_od3:        %d\n"
			"pll_out:        %dkHz\n"
			"div_sel:        %s(index %d)\n"
			"xd:             %d\n"
			"fout:           %dkHz\n"
			"ss_level:       %d\n\n",
			clk_conf.data->vclk_sel,
			clk_conf.pll_m, clk_conf.pll_n,
			clk_conf.pll_frac, clk_conf.pll_fvco,
			clk_conf.pll_od1_sel, clk_conf.pll_od2_sel,
			clk_conf.pll_od3_sel, clk_conf.pll_fout,
			lcd_clk_div_sel_table[clk_conf.div_sel],
			clk_conf.div_sel, clk_conf.xd,
			clk_conf.fout, clk_conf.ss_level);
	}
}

/* ****************************************************
 * lcd clk function api
 * ****************************************************
 */
void lcd_clk_generate_parameter(struct lcd_config_s *pconf)
{
	unsigned int ss_level;

	if (clk_conf.data == NULL) {
		LCDERR("%s: clk config data is null\n", __func__);
		return;
	}

	if (clk_conf.data->clk_generate_parameter)
		clk_conf.data->clk_generate_parameter(pconf);

	ss_level = pconf->lcd_timing.ss_level;
	clk_conf.ss_level = (ss_level >= clk_conf.data->ss_level_max) ?
				0 : ss_level;
}

static char lcd_ss_invalid_str[10] = {'i', 'n', 'v', 'a', 'l', 'i', 'd', '\0',};
char *lcd_get_spread_spectrum(void)
{
	char *ss_str = lcd_ss_invalid_str;
	unsigned int level;

	level = clk_conf.ss_level;
	if (clk_conf.data) {
		level = (level >= clk_conf.data->ss_level_max) ? 0 : level;
		if (clk_conf.data->pll_ss_table)
			ss_str = clk_conf.data->pll_ss_table[level];
	}

	return ss_str;
}

void lcd_set_spread_spectrum(unsigned int ss_level)
{
	if (clk_conf.data == NULL) {
		LCDERR("%s: clk config data is null\n", __func__);
		return;
	}

	clk_conf.ss_level = (ss_level >= clk_conf.data->ss_level_max) ?
				0 : ss_level;
	if (clk_conf.data->set_spread_spectrum)
		clk_conf.data->set_spread_spectrum(clk_conf.ss_level);

	if (lcd_debug_print_flag)
		LCDPR("%s\n", __func__);
}

/* for frame rate change */
void lcd_clk_update(struct lcd_config_s *pconf)
{
	struct lcd_clk_ctrl_s *table;
	int i = 0;

	if (clk_conf.data == NULL) {
		LCDERR("%s: clk config data is null\n", __func__);
		return;
	}
	if (clk_conf.data->pll_frac_generate)
		clk_conf.data->pll_frac_generate(pconf);

	if (clk_conf.data->pll_ctrl_table == NULL)
		return;
	table = clk_conf.data->pll_ctrl_table;
	while (i < LCD_CLK_CTRL_CNT_MAX) {
		if (table[i].flag == LCD_CLK_CTRL_END)
			break;
		if (table[i].flag == LCD_CLK_CTRL_FRAC) {
			lcd_hiu_setb(table[i].reg, clk_conf.pll_frac,
				table[i].bit, table[i].len);
		}
		i++;
	}

	LCDPR("%s\n", __func__);
}

/* for timing change */
void lcd_clk_set(struct lcd_config_s *pconf)
{
	if (clk_conf.data == NULL) {
		LCDERR("%s: clk config data is null\n", __func__);
		return;
	}
	if (clk_conf.data->clk_set)
		clk_conf.data->clk_set(pconf);

	lcd_set_vclk_crt(pconf->lcd_basic.lcd_type, &clk_conf);
	mdelay(10);

	if (lcd_debug_print_flag)
		LCDPR("%s\n", __func__);
}

void lcd_clk_disable(void)
{
	struct lcd_clk_ctrl_s *table;
	int i = 0;

	lcd_hiu_setb(HHI_VID_CLK_CNTL2, 0, ENCL_GATE_VCLK, 1);

	/* close vclk2_div gate: 0x104b[4:0] */
	lcd_hiu_setb(HHI_VIID_CLK_CNTL, 0, 0, 5);
	lcd_hiu_setb(HHI_VIID_CLK_CNTL, 0, VCLK2_EN, 1);

	if (clk_conf.data == NULL)
		return;
	if (clk_conf.data->pll_ctrl_table == NULL)
		return;
	table = clk_conf.data->pll_ctrl_table;
	while (i < LCD_CLK_CTRL_CNT_MAX) {
		if (table[i].flag == LCD_CLK_CTRL_END)
			break;
		if (table[i].flag == LCD_CLK_CTRL_EN) {
			lcd_hiu_setb(table[i].reg, 0,
				table[i].bit, table[i].len);
		}
		i++;
	}

	LCDPR("%s\n", __func__);
}

static void lcd_clk_config_init_print(void)
{
	if (clk_conf.data == NULL) {
		LCDERR("%s: clk config data is null\n", __func__);
		return;
	}

	if (clk_conf.data->clk_config_init_print)
		clk_conf.data->clk_config_init_print();
}

void lcd_clk_config_print(void)
{
	if (clk_conf.data == NULL) {
		LCDERR("%s: clk config data is null\n", __func__);
		return;
	}

	if (clk_conf.data->clk_config_print)
		clk_conf.data->clk_config_print();
}

/* ****************************************************
 * lcd clk config
 * ****************************************************
 */
static struct lcd_clk_data_s lcd_clk_data_g12a_path0 = {
	.ss_level_max = SS_LEVEL_MAX_HPLL_G12A,
	.pll_od_fb = PLL_OD_FB_HPLL_G12A,
	.pll_m_max = PLL_M_MAX_G12A,
	.pll_m_min = PLL_M_MIN_G12A,
	.pll_n_max = PLL_N_MAX_G12A,
	.pll_n_min = PLL_N_MIN_G12A,
	.pll_frac_range = PLL_FRAC_RANGE_HPLL_G12A,
	.pll_od_sel_max = PLL_OD_SEL_MAX_HPLL_G12A,
	.pll_ref_fmax = PLL_FREF_MAX_G12A,
	.pll_ref_fmin = PLL_FREF_MIN_G12A,
	.pll_vco_fmax = PLL_VCO_MAX_HPLL_G12A,
	.pll_vco_fmin = PLL_VCO_MIN_HPLL_G12A,
	.pll_out_fmax = CRT_VID_CLK_IN_MAX_G12A,
	.pll_out_fmin = PLL_VCO_MIN_HPLL_G12A / 16,
	.div_in_fmax = 0,
	.div_out_fmax = CRT_VID_CLK_IN_MAX_G12A,
	.xd_out_fmax = ENCL_CLK_IN_MAX_G12A,

	.clk_path_valid = 1,
	.vclk_sel = 0,
	.pll_ctrl_table = pll_ctrl_table_g12a_path0,
	.pll_ss_table = NULL,

	.clk_generate_parameter = lcd_clk_generate_hpll_g12a,
	.pll_frac_generate = lcd_pll_frac_generate_txl,
	.set_spread_spectrum = NULL,
	.clk_set = lcd_clk_set_g12a_path0,
	.clk_config_init_print = lcd_clk_config_init_print_axg,
	.clk_config_print = lcd_clk_config_print_g12a,
};

static struct lcd_clk_data_s lcd_clk_data_g12a_path1 = {
	.ss_level_max = SS_LEVEL_MAX_GP0_G12A,
	.pll_od_fb = PLL_OD_FB_GP0_G12A,
	.pll_m_max = PLL_M_MAX_G12A,
	.pll_m_min = PLL_M_MIN_G12A,
	.pll_n_max = PLL_N_MAX_G12A,
	.pll_n_min = PLL_N_MIN_G12A,
	.pll_frac_range = PLL_FRAC_RANGE_GP0_G12A,
	.pll_od_sel_max = PLL_OD_SEL_MAX_GP0_G12A,
	.pll_ref_fmax = PLL_FREF_MAX_G12A,
	.pll_ref_fmin = PLL_FREF_MIN_G12A,
	.pll_vco_fmax = PLL_VCO_MAX_GP0_G12A,
	.pll_vco_fmin = PLL_VCO_MIN_GP0_G12A,
	.pll_out_fmax = CRT_VID_CLK_IN_MAX_G12A,
	.pll_out_fmin = PLL_VCO_MIN_GP0_G12A / 16,
	.div_in_fmax = 0,
	.div_out_fmax = CRT_VID_CLK_IN_MAX_G12A,
	.xd_out_fmax = ENCL_CLK_IN_MAX_G12A,

	.clk_path_valid = 1,
	.vclk_sel = 1,
	.pll_ctrl_table = pll_ctrl_table_g12a_path1,
	.pll_ss_table = NULL,

	.clk_generate_parameter = lcd_clk_generate_axg,
	.pll_frac_generate = lcd_pll_frac_generate_axg,
	.set_spread_spectrum = NULL,
	.clk_set = lcd_clk_set_g12a_path1,
	.clk_config_init_print = lcd_clk_config_init_print_axg,
	.clk_config_print = lcd_clk_config_print_g12a,
};

static struct lcd_clk_data_s lcd_clk_data_g12b_path0 = {
	.ss_level_max = SS_LEVEL_MAX_HPLL_G12A,
	.pll_od_fb = PLL_OD_FB_HPLL_G12A,
	.pll_m_max = PLL_M_MAX_G12A,
	.pll_m_min = PLL_M_MIN_G12A,
	.pll_n_max = PLL_N_MAX_G12A,
	.pll_n_min = PLL_N_MIN_G12A,
	.pll_frac_range = PLL_FRAC_RANGE_HPLL_G12A,
	.pll_od_sel_max = PLL_OD_SEL_MAX_HPLL_G12A,
	.pll_ref_fmax = PLL_FREF_MAX_G12A,
	.pll_ref_fmin = PLL_FREF_MIN_G12A,
	.pll_vco_fmax = PLL_VCO_MAX_HPLL_G12A,
	.pll_vco_fmin = PLL_VCO_MIN_HPLL_G12A,
	.pll_out_fmax = CRT_VID_CLK_IN_MAX_G12A,
	.pll_out_fmin = PLL_VCO_MIN_HPLL_G12A / 16,
	.div_in_fmax = 0,
	.div_out_fmax = CRT_VID_CLK_IN_MAX_G12A,
	.xd_out_fmax = ENCL_CLK_IN_MAX_G12A,

	.clk_path_valid = 1,
	.vclk_sel = 0,
	.pll_ctrl_table = pll_ctrl_table_g12a_path0,
	.pll_ss_table = NULL,

	.clk_generate_parameter = lcd_clk_generate_hpll_g12a,
	.pll_frac_generate = lcd_pll_frac_generate_txl,
	.set_spread_spectrum = NULL,
	.clk_set = lcd_clk_set_g12b_path0,
	.clk_config_init_print = lcd_clk_config_init_print_axg,
	.clk_config_print = lcd_clk_config_print_g12a,
};

static struct lcd_clk_data_s lcd_clk_data_g12b_path1 = {
	.ss_level_max = SS_LEVEL_MAX_GP0_G12A,
	.pll_od_fb = PLL_OD_FB_GP0_G12A,
	.pll_m_max = PLL_M_MAX_G12A,
	.pll_m_min = PLL_M_MIN_G12A,
	.pll_n_max = PLL_N_MAX_G12A,
	.pll_n_min = PLL_N_MIN_G12A,
	.pll_frac_range = PLL_FRAC_RANGE_GP0_G12A,
	.pll_od_sel_max = PLL_OD_SEL_MAX_GP0_G12A,
	.pll_ref_fmax = PLL_FREF_MAX_G12A,
	.pll_ref_fmin = PLL_FREF_MIN_G12A,
	.pll_vco_fmax = PLL_VCO_MAX_GP0_G12A,
	.pll_vco_fmin = PLL_VCO_MIN_GP0_G12A,
	.pll_out_fmax = CRT_VID_CLK_IN_MAX_G12A,
	.pll_out_fmin = PLL_VCO_MIN_GP0_G12A / 16,
	.div_in_fmax = 0,
	.div_out_fmax = CRT_VID_CLK_IN_MAX_G12A,
	.xd_out_fmax = ENCL_CLK_IN_MAX_G12A,

	.clk_path_valid = 1,
	.vclk_sel = 1,
	.pll_ctrl_table = pll_ctrl_table_g12a_path1,
	.pll_ss_table = NULL,

	.clk_generate_parameter = lcd_clk_generate_axg,
	.pll_frac_generate = lcd_pll_frac_generate_axg,
	.set_spread_spectrum = NULL,
	.clk_set = lcd_clk_set_g12b_path1,
	.clk_config_init_print = lcd_clk_config_init_print_axg,
	.clk_config_print = lcd_clk_config_print_g12a,
};

static void lcd_clk_config_chip_init(struct lcd_clk_config_s *cConf)
{
	struct aml_lcd_drv_s *lcd_drv = aml_lcd_get_driver();

	switch (lcd_drv->chip_type) {
	case LCD_CHIP_G12A:
		if (lcd_drv->lcd_config->lcd_clk_path)
			cConf->data = &lcd_clk_data_g12a_path1;
		else
			cConf->data = &lcd_clk_data_g12a_path0;
		break;
	case LCD_CHIP_G12B:
		if (lcd_drv->lcd_config->lcd_clk_path)
			cConf->data = &lcd_clk_data_g12b_path1;
		else
			cConf->data = &lcd_clk_data_g12b_path0;
		break;
	default:
		LCDPR("%s invalid chip type\n", __func__);
		break;
	}

	if (cConf->data)
		cConf->pll_od_fb = cConf->data->pll_od_fb;
	if (lcd_debug_print_flag > 0)
		lcd_clk_config_init_print();
}

void lcd_clk_config_probe(void)
{
	lcd_clk_config_chip_init(&clk_conf);
}