/* linux/arch/arm/mach-s5pv210/clock.c
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com/
 *
 * S5PV210 - Clock support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
*/

#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/errno.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/device.h>
#include <linux/io.h>

#include <mach/map.h>

#include <plat/cpu-freq.h>
#include <mach/regs-clock.h>
#include <plat/clock.h>
#include <plat/cpu.h>
#include <plat/pll.h>
#include <plat/s5p-clock.h>
#include <plat/clock-clksrc.h>

#include "common.h"

static unsigned long xtal;

static struct clksrc_clk clk_mout_apll = {
	.clk	= {
		.name		= "mout_apll",
	},
	.sources	= &clk_src_apll,
	.reg_src	= { .reg = S5P_CLK_SRC0, .shift = 0, .size = 1 },
};

static struct clksrc_clk clk_mout_epll = {
	.clk	= {
		.name		= "mout_epll",
	},
	.sources	= &clk_src_epll,
	.reg_src	= { .reg = S5P_CLK_SRC0, .shift = 8, .size = 1 },
};

static struct clksrc_clk clk_mout_mpll = {
	.clk = {
		.name		= "mout_mpll",
	},
	.sources	= &clk_src_mpll,
	.reg_src	= { .reg = S5P_CLK_SRC0, .shift = 4, .size = 1 },
};

static struct clk *clkset_armclk_list[] = {
	[0] = &clk_mout_apll.clk,
	[1] = &clk_mout_mpll.clk,
};

static struct clksrc_sources clkset_armclk = {
	.sources	= clkset_armclk_list,
	.nr_sources	= ARRAY_SIZE(clkset_armclk_list),
};

static struct clksrc_clk clk_armclk = {
	.clk	= {
		.name		= "armclk",
	},
	.sources	= &clkset_armclk,
	.reg_src	= { .reg = S5P_CLK_SRC0, .shift = 16, .size = 1 },
	.reg_div	= { .reg = S5P_CLK_DIV0, .shift = 0, .size = 3 },
};

static struct clksrc_clk clk_hclk_msys = {
	.clk	= {
		.name		= "hclk_msys",
		.parent		= &clk_armclk.clk,
	},
	.reg_div	= { .reg = S5P_CLK_DIV0, .shift = 8, .size = 3 },
};

static struct clksrc_clk clk_pclk_msys = {
	.clk	= {
		.name		= "pclk_msys",
		.parent		= &clk_hclk_msys.clk,
	},
	.reg_div        = { .reg = S5P_CLK_DIV0, .shift = 12, .size = 3 },
};

static struct clksrc_clk clk_sclk_a2m = {
	.clk	= {
		.name		= "sclk_a2m",
		.parent		= &clk_mout_apll.clk,
	},
	.reg_div	= { .reg = S5P_CLK_DIV0, .shift = 4, .size = 3 },
};

static struct clk *clkset_hclk_sys_list[] = {
	[0] = &clk_mout_mpll.clk,
	[1] = &clk_sclk_a2m.clk,
};

static struct clksrc_sources clkset_hclk_sys = {
	.sources	= clkset_hclk_sys_list,
	.nr_sources	= ARRAY_SIZE(clkset_hclk_sys_list),
};

static struct clksrc_clk clk_hclk_dsys = {
	.clk	= {
		.name	= "hclk_dsys",
	},
	.sources	= &clkset_hclk_sys,
	.reg_src        = { .reg = S5P_CLK_SRC0, .shift = 20, .size = 1 },
	.reg_div        = { .reg = S5P_CLK_DIV0, .shift = 16, .size = 4 },
};

static struct clksrc_clk clk_pclk_dsys = {
	.clk	= {
		.name	= "pclk_dsys",
		.parent	= &clk_hclk_dsys.clk,
	},
	.reg_div = { .reg = S5P_CLK_DIV0, .shift = 20, .size = 3 },
};

static struct clksrc_clk clk_hclk_psys = {
	.clk	= {
		.name	= "hclk_psys",
	},
	.sources	= &clkset_hclk_sys,
	.reg_src        = { .reg = S5P_CLK_SRC0, .shift = 24, .size = 1 },
	.reg_div        = { .reg = S5P_CLK_DIV0, .shift = 24, .size = 4 },
};

static struct clksrc_clk clk_pclk_psys = {
	.clk	= {
		.name	= "pclk_psys",
		.parent	= &clk_hclk_psys.clk,
	},
	.reg_div        = { .reg = S5P_CLK_DIV0, .shift = 28, .size = 3 },
};

static int s5pv210_clk_ip0_ctrl(struct clk *clk, int enable)
{
	return s5p_gatectrl(S5P_CLKGATE_IP0, clk, enable);
}

static int s5pv210_clk_ip1_ctrl(struct clk *clk, int enable)
{
	return s5p_gatectrl(S5P_CLKGATE_IP1, clk, enable);
}

static int s5pv210_clk_ip2_ctrl(struct clk *clk, int enable)
{
	return s5p_gatectrl(S5P_CLKGATE_IP2, clk, enable);
}

static int s5pv210_clk_ip3_ctrl(struct clk *clk, int enable)
{
	return s5p_gatectrl(S5P_CLKGATE_IP3, clk, enable);
}

static int s5pv210_clk_mask0_ctrl(struct clk *clk, int enable)
{
	return s5p_gatectrl(S5P_CLK_SRC_MASK0, clk, enable);
}

static int s5pv210_clk_mask1_ctrl(struct clk *clk, int enable)
{
	return s5p_gatectrl(S5P_CLK_SRC_MASK1, clk, enable);
}

static int s5pv210_clk_hdmiphy_ctrl(struct clk *clk, int enable)
{
	return s5p_gatectrl(S5P_HDMI_PHY_CONTROL, clk, enable);
}

static int exynos4_clk_dac_ctrl(struct clk *clk, int enable)
{
	return s5p_gatectrl(S5P_DAC_PHY_CONTROL, clk, enable);
}

static struct clk clk_sclk_hdmi27m = {
	.name		= "sclk_hdmi27m",
	.rate		= 27000000,
};

static struct clk clk_sclk_hdmiphy = {
	.name		= "sclk_hdmiphy",
};

static struct clk clk_sclk_usbphy0 = {
	.name		= "sclk_usbphy0",
};

static struct clk clk_sclk_usbphy1 = {
	.name		= "sclk_usbphy1",
};

static struct clk clk_pcmcdclk0 = {
	.name		= "pcmcdclk",
};

static struct clk clk_pcmcdclk1 = {
	.name		= "pcmcdclk",
};

static struct clk clk_pcmcdclk2 = {
	.name		= "pcmcdclk",
};

static struct clk dummy_apb_pclk = {
	.name		= "apb_pclk",
	.id		= -1,
};

static struct clk *clkset_vpllsrc_list[] = {
	[0] = &clk_fin_vpll,
	[1] = &clk_sclk_hdmi27m,
};

static struct clksrc_sources clkset_vpllsrc = {
	.sources	= clkset_vpllsrc_list,
	.nr_sources	= ARRAY_SIZE(clkset_vpllsrc_list),
};

static struct clksrc_clk clk_vpllsrc = {
	.clk	= {
		.name		= "vpll_src",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 7),
	},
	.sources	= &clkset_vpllsrc,
	.reg_src	= { .reg = S5P_CLK_SRC1, .shift = 28, .size = 1 },
};

static struct clk *clkset_sclk_vpll_list[] = {
	[0] = &clk_vpllsrc.clk,
	[1] = &clk_fout_vpll,
};

static struct clksrc_sources clkset_sclk_vpll = {
	.sources	= clkset_sclk_vpll_list,
	.nr_sources	= ARRAY_SIZE(clkset_sclk_vpll_list),
};

static struct clksrc_clk clk_sclk_vpll = {
	.clk	= {
		.name		= "sclk_vpll",
	},
	.sources	= &clkset_sclk_vpll,
	.reg_src	= { .reg = S5P_CLK_SRC0, .shift = 12, .size = 1 },
};

static struct clk *clkset_moutdmc0src_list[] = {
	[0] = &clk_sclk_a2m.clk,
	[1] = &clk_mout_mpll.clk,
	[2] = NULL,
	[3] = NULL,
};

static struct clksrc_sources clkset_moutdmc0src = {
	.sources	= clkset_moutdmc0src_list,
	.nr_sources	= ARRAY_SIZE(clkset_moutdmc0src_list),
};

static struct clksrc_clk clk_mout_dmc0 = {
	.clk	= {
		.name		= "mout_dmc0",
	},
	.sources	= &clkset_moutdmc0src,
	.reg_src	= { .reg = S5P_CLK_SRC6, .shift = 24, .size = 2 },
};

static struct clksrc_clk clk_sclk_dmc0 = {
	.clk	= {
		.name		= "sclk_dmc0",
		.parent		= &clk_mout_dmc0.clk,
	},
	.reg_div	= { .reg = S5P_CLK_DIV6, .shift = 28, .size = 4 },
};

static unsigned long s5pv210_clk_imem_get_rate(struct clk *clk)
{
	return clk_get_rate(clk->parent) / 2;
}

static struct clk_ops clk_hclk_imem_ops = {
	.get_rate	= s5pv210_clk_imem_get_rate,
};

static unsigned long s5pv210_clk_fout_apll_get_rate(struct clk *clk)
{
	return s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON), pll_4508);
}

static struct clk_ops clk_fout_apll_ops = {
	.get_rate	= s5pv210_clk_fout_apll_get_rate,
};

static struct clk init_clocks_off[] = {
	{
		.name		= "dma",
		.devname	= "dma-pl330.0",
		.parent		= &clk_hclk_psys.clk,
		.enable		= s5pv210_clk_ip0_ctrl,
		.ctrlbit	= (1 << 3),
	}, {
		.name		= "dma",
		.devname	= "dma-pl330.1",
		.parent		= &clk_hclk_psys.clk,
		.enable		= s5pv210_clk_ip0_ctrl,
		.ctrlbit	= (1 << 4),
	}, {
		.name		= "rot",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip0_ctrl,
		.ctrlbit	= (1<<29),
	}, {
		.name		= "fimc",
		.devname	= "s5pv210-fimc.0",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip0_ctrl,
		.ctrlbit	= (1 << 24),
	}, {
		.name		= "fimc",
		.devname	= "s5pv210-fimc.1",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip0_ctrl,
		.ctrlbit	= (1 << 25),
	}, {
		.name		= "fimc",
		.devname	= "s5pv210-fimc.2",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip0_ctrl,
		.ctrlbit	= (1 << 26),
	}, {
		.name		= "jpeg",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip0_ctrl,
		.ctrlbit	= (1 << 28),
	}, {
		.name		= "mfc",
		.devname	= "s5p-mfc",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip0_ctrl,
		.ctrlbit	= (1 << 16),
	}, {
		.name		= "dac",
		.devname	= "s5p-sdo",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip1_ctrl,
		.ctrlbit	= (1 << 10),
	}, {
		.name		= "mixer",
		.devname	= "s5p-mixer",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip1_ctrl,
		.ctrlbit	= (1 << 9),
	}, {
		.name		= "vp",
		.devname	= "s5p-mixer",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip1_ctrl,
		.ctrlbit	= (1 << 8),
	}, {
		.name		= "hdmi",
		.devname	= "s5pv210-hdmi",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip1_ctrl,
		.ctrlbit	= (1 << 11),
	}, {
		.name		= "hdmiphy",
		.devname	= "s5pv210-hdmi",
		.enable		= s5pv210_clk_hdmiphy_ctrl,
		.ctrlbit	= (1 << 0),
	}, {
		.name		= "dacphy",
		.devname	= "s5p-sdo",
		.enable		= exynos4_clk_dac_ctrl,
		.ctrlbit	= (1 << 0),
	}, {
		.name		= "otg",
		.parent		= &clk_hclk_psys.clk,
		.enable		= s5pv210_clk_ip1_ctrl,
		.ctrlbit	= (1<<16),
	}, {
		.name		= "usb-host",
		.parent		= &clk_hclk_psys.clk,
		.enable		= s5pv210_clk_ip1_ctrl,
		.ctrlbit	= (1<<17),
	}, {
		.name		= "lcd",
		.parent		= &clk_hclk_dsys.clk,
		.enable		= s5pv210_clk_ip1_ctrl,
		.ctrlbit	= (1<<0),
	}, {
		.name		= "cfcon",
		.parent		= &clk_hclk_psys.clk,
		.enable		= s5pv210_clk_ip1_ctrl,
		.ctrlbit	= (1<<25),
	}, {
		.name		= "systimer",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<16),
	}, {
		.name		= "watchdog",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<22),
	}, {
		.name		= "rtc",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<15),
	}, {
		.name		= "i2c",
		.devname	= "s3c2440-i2c.0",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<7),
	}, {
		.name		= "i2c",
		.devname	= "s3c2440-i2c.1",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1 << 10),
	}, {
		.name		= "i2c",
		.devname	= "s3c2440-i2c.2",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<9),
	}, {
		.name		= "i2c",
		.devname	= "s3c2440-hdmiphy-i2c",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1 << 11),
	}, {
		.name		= "spi",
		.devname	= "s5pv210-spi.0",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<12),
	}, {
		.name		= "spi",
		.devname	= "s5pv210-spi.1",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<13),
	}, {
		.name		= "spi",
		.devname	= "s5pv210-spi.2",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<14),
	}, {
		.name		= "timers",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<23),
	}, {
		.name		= "adc",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<24),
	}, {
		.name		= "keypad",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<21),
	}, {
		.name		= "iis",
		.devname	= "samsung-i2s.0",
		.parent		= &clk_p,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1<<4),
	}, {
		.name		= "iis",
		.devname	= "samsung-i2s.1",
		.parent		= &clk_p,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1 << 5),
	}, {
		.name		= "iis",
		.devname	= "samsung-i2s.2",
		.parent		= &clk_p,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1 << 6),
	}, {
		.name		= "spdif",
		.parent		= &clk_p,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1 << 0),
	},
};

static struct clk init_clocks[] = {
	{
		.name		= "hclk_imem",
		.parent		= &clk_hclk_msys.clk,
		.ctrlbit	= (1 << 5),
		.enable		= s5pv210_clk_ip0_ctrl,
		.ops		= &clk_hclk_imem_ops,
	}, {
		.name		= "uart",
		.devname	= "s5pv210-uart.0",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1 << 17),
	}, {
		.name		= "uart",
		.devname	= "s5pv210-uart.1",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1 << 18),
	}, {
		.name		= "uart",
		.devname	= "s5pv210-uart.2",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1 << 19),
	}, {
		.name		= "uart",
		.devname	= "s5pv210-uart.3",
		.parent		= &clk_pclk_psys.clk,
		.enable		= s5pv210_clk_ip3_ctrl,
		.ctrlbit	= (1 << 20),
	}, {
		.name		= "sromc",
		.parent		= &clk_hclk_psys.clk,
		.enable		= s5pv210_clk_ip1_ctrl,
		.ctrlbit	= (1 << 26),
	},
};

static struct clk clk_hsmmc0 = {
	.name		= "hsmmc",
	.devname	= "s3c-sdhci.0",
	.parent		= &clk_hclk_psys.clk,
	.enable		= s5pv210_clk_ip2_ctrl,
	.ctrlbit	= (1<<16),
};

static struct clk clk_hsmmc1 = {
	.name		= "hsmmc",
	.devname	= "s3c-sdhci.1",
	.parent		= &clk_hclk_psys.clk,
	.enable		= s5pv210_clk_ip2_ctrl,
	.ctrlbit	= (1<<17),
};

static struct clk clk_hsmmc2 = {
	.name		= "hsmmc",
	.devname	= "s3c-sdhci.2",
	.parent		= &clk_hclk_psys.clk,
	.enable		= s5pv210_clk_ip2_ctrl,
	.ctrlbit	= (1<<18),
};

static struct clk clk_hsmmc3 = {
	.name		= "hsmmc",
	.devname	= "s3c-sdhci.3",
	.parent		= &clk_hclk_psys.clk,
	.enable		= s5pv210_clk_ip2_ctrl,
	.ctrlbit	= (1<<19),
};

static struct clk *clkset_uart_list[] = {
	[6] = &clk_mout_mpll.clk,
	[7] = &clk_mout_epll.clk,
};

static struct clksrc_sources clkset_uart = {
	.sources	= clkset_uart_list,
	.nr_sources	= ARRAY_SIZE(clkset_uart_list),
};

static struct clk *clkset_group1_list[] = {
	[0] = &clk_sclk_a2m.clk,
	[1] = &clk_mout_mpll.clk,
	[2] = &clk_mout_epll.clk,
	[3] = &clk_sclk_vpll.clk,
};

static struct clksrc_sources clkset_group1 = {
	.sources	= clkset_group1_list,
	.nr_sources	= ARRAY_SIZE(clkset_group1_list),
};

static struct clk *clkset_sclk_onenand_list[] = {
	[0] = &clk_hclk_psys.clk,
	[1] = &clk_hclk_dsys.clk,
};

static struct clksrc_sources clkset_sclk_onenand = {
	.sources	= clkset_sclk_onenand_list,
	.nr_sources	= ARRAY_SIZE(clkset_sclk_onenand_list),
};

static struct clk *clkset_sclk_dac_list[] = {
	[0] = &clk_sclk_vpll.clk,
	[1] = &clk_sclk_hdmiphy,
};

static struct clksrc_sources clkset_sclk_dac = {
	.sources	= clkset_sclk_dac_list,
	.nr_sources	= ARRAY_SIZE(clkset_sclk_dac_list),
};

static struct clksrc_clk clk_sclk_dac = {
	.clk		= {
		.name		= "sclk_dac",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 2),
	},
	.sources	= &clkset_sclk_dac,
	.reg_src	= { .reg = S5P_CLK_SRC1, .shift = 8, .size = 1 },
};

static struct clksrc_clk clk_sclk_pixel = {
	.clk		= {
		.name		= "sclk_pixel",
		.parent		= &clk_sclk_vpll.clk,
	},
	.reg_div	= { .reg = S5P_CLK_DIV1, .shift = 0, .size = 4},
};

static struct clk *clkset_sclk_hdmi_list[] = {
	[0] = &clk_sclk_pixel.clk,
	[1] = &clk_sclk_hdmiphy,
};

static struct clksrc_sources clkset_sclk_hdmi = {
	.sources	= clkset_sclk_hdmi_list,
	.nr_sources	= ARRAY_SIZE(clkset_sclk_hdmi_list),
};

static struct clksrc_clk clk_sclk_hdmi = {
	.clk		= {
		.name		= "sclk_hdmi",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 0),
	},
	.sources	= &clkset_sclk_hdmi,
	.reg_src	= { .reg = S5P_CLK_SRC1, .shift = 0, .size = 1 },
};

static struct clk *clkset_sclk_mixer_list[] = {
	[0] = &clk_sclk_dac.clk,
	[1] = &clk_sclk_hdmi.clk,
};

static struct clksrc_sources clkset_sclk_mixer = {
	.sources	= clkset_sclk_mixer_list,
	.nr_sources	= ARRAY_SIZE(clkset_sclk_mixer_list),
};

static struct clksrc_clk clk_sclk_mixer = {
	.clk		= {
		.name		= "sclk_mixer",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 1),
	},
	.sources = &clkset_sclk_mixer,
	.reg_src = { .reg = S5P_CLK_SRC1, .shift = 4, .size = 1 },
};

static struct clksrc_clk *sclk_tv[] = {
	&clk_sclk_dac,
	&clk_sclk_pixel,
	&clk_sclk_hdmi,
	&clk_sclk_mixer,
};

static struct clk *clkset_sclk_audio0_list[] = {
	[0] = &clk_ext_xtal_mux,
	[1] = &clk_pcmcdclk0,
	[2] = &clk_sclk_hdmi27m,
	[3] = &clk_sclk_usbphy0,
	[4] = &clk_sclk_usbphy1,
	[5] = &clk_sclk_hdmiphy,
	[6] = &clk_mout_mpll.clk,
	[7] = &clk_mout_epll.clk,
	[8] = &clk_sclk_vpll.clk,
};

static struct clksrc_sources clkset_sclk_audio0 = {
	.sources	= clkset_sclk_audio0_list,
	.nr_sources	= ARRAY_SIZE(clkset_sclk_audio0_list),
};

static struct clksrc_clk clk_sclk_audio0 = {
	.clk		= {
		.name		= "sclk_audio",
		.devname	= "soc-audio.0",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 24),
	},
	.sources = &clkset_sclk_audio0,
	.reg_src = { .reg = S5P_CLK_SRC6, .shift = 0, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV6, .shift = 0, .size = 4 },
};

static struct clk *clkset_sclk_audio1_list[] = {
	[0] = &clk_ext_xtal_mux,
	[1] = &clk_pcmcdclk1,
	[2] = &clk_sclk_hdmi27m,
	[3] = &clk_sclk_usbphy0,
	[4] = &clk_sclk_usbphy1,
	[5] = &clk_sclk_hdmiphy,
	[6] = &clk_mout_mpll.clk,
	[7] = &clk_mout_epll.clk,
	[8] = &clk_sclk_vpll.clk,
};

static struct clksrc_sources clkset_sclk_audio1 = {
	.sources	= clkset_sclk_audio1_list,
	.nr_sources	= ARRAY_SIZE(clkset_sclk_audio1_list),
};

static struct clksrc_clk clk_sclk_audio1 = {
	.clk		= {
		.name		= "sclk_audio",
		.devname	= "soc-audio.1",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 25),
	},
	.sources = &clkset_sclk_audio1,
	.reg_src = { .reg = S5P_CLK_SRC6, .shift = 4, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV6, .shift = 4, .size = 4 },
};

static struct clk *clkset_sclk_audio2_list[] = {
	[0] = &clk_ext_xtal_mux,
	[1] = &clk_pcmcdclk0,
	[2] = &clk_sclk_hdmi27m,
	[3] = &clk_sclk_usbphy0,
	[4] = &clk_sclk_usbphy1,
	[5] = &clk_sclk_hdmiphy,
	[6] = &clk_mout_mpll.clk,
	[7] = &clk_mout_epll.clk,
	[8] = &clk_sclk_vpll.clk,
};

static struct clksrc_sources clkset_sclk_audio2 = {
	.sources	= clkset_sclk_audio2_list,
	.nr_sources	= ARRAY_SIZE(clkset_sclk_audio2_list),
};

static struct clksrc_clk clk_sclk_audio2 = {
	.clk		= {
		.name		= "sclk_audio",
		.devname	= "soc-audio.2",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 26),
	},
	.sources = &clkset_sclk_audio2,
	.reg_src = { .reg = S5P_CLK_SRC6, .shift = 8, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV6, .shift = 8, .size = 4 },
};

static struct clk *clkset_sclk_spdif_list[] = {
	[0] = &clk_sclk_audio0.clk,
	[1] = &clk_sclk_audio1.clk,
	[2] = &clk_sclk_audio2.clk,
};

static struct clksrc_sources clkset_sclk_spdif = {
	.sources	= clkset_sclk_spdif_list,
	.nr_sources	= ARRAY_SIZE(clkset_sclk_spdif_list),
};

static struct clksrc_clk clk_sclk_spdif = {
	.clk		= {
		.name		= "sclk_spdif",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 27),
		.ops		= &s5p_sclk_spdif_ops,
	},
	.sources = &clkset_sclk_spdif,
	.reg_src = { .reg = S5P_CLK_SRC6, .shift = 12, .size = 2 },
};

static struct clk *clkset_group2_list[] = {
	[0] = &clk_ext_xtal_mux,
	[1] = &clk_xusbxti,
	[2] = &clk_sclk_hdmi27m,
	[3] = &clk_sclk_usbphy0,
	[4] = &clk_sclk_usbphy1,
	[5] = &clk_sclk_hdmiphy,
	[6] = &clk_mout_mpll.clk,
	[7] = &clk_mout_epll.clk,
	[8] = &clk_sclk_vpll.clk,
};

static struct clksrc_sources clkset_group2 = {
	.sources	= clkset_group2_list,
	.nr_sources	= ARRAY_SIZE(clkset_group2_list),
};

static struct clksrc_clk clksrcs[] = {
	{
		.clk	= {
			.name		= "sclk_dmc",
		},
		.sources = &clkset_group1,
		.reg_src = { .reg = S5P_CLK_SRC6, .shift = 24, .size = 2 },
		.reg_div = { .reg = S5P_CLK_DIV6, .shift = 28, .size = 4 },
	}, {
		.clk	= {
			.name		= "sclk_onenand",
		},
		.sources = &clkset_sclk_onenand,
		.reg_src = { .reg = S5P_CLK_SRC0, .shift = 28, .size = 1 },
		.reg_div = { .reg = S5P_CLK_DIV6, .shift = 12, .size = 3 },
	}, {
		.clk	= {
			.name		= "sclk_fimc",
			.devname	= "s5pv210-fimc.0",
			.enable		= s5pv210_clk_mask1_ctrl,
			.ctrlbit	= (1 << 2),
		},
		.sources = &clkset_group2,
		.reg_src = { .reg = S5P_CLK_SRC3, .shift = 12, .size = 4 },
		.reg_div = { .reg = S5P_CLK_DIV3, .shift = 12, .size = 4 },
	}, {
		.clk	= {
			.name		= "sclk_fimc",
			.devname	= "s5pv210-fimc.1",
			.enable		= s5pv210_clk_mask1_ctrl,
			.ctrlbit	= (1 << 3),
		},
		.sources = &clkset_group2,
		.reg_src = { .reg = S5P_CLK_SRC3, .shift = 16, .size = 4 },
		.reg_div = { .reg = S5P_CLK_DIV3, .shift = 16, .size = 4 },
	}, {
		.clk	= {
			.name		= "sclk_fimc",
			.devname	= "s5pv210-fimc.2",
			.enable		= s5pv210_clk_mask1_ctrl,
			.ctrlbit	= (1 << 4),
		},
		.sources = &clkset_group2,
		.reg_src = { .reg = S5P_CLK_SRC3, .shift = 20, .size = 4 },
		.reg_div = { .reg = S5P_CLK_DIV3, .shift = 20, .size = 4 },
	}, {
		.clk		= {
			.name		= "sclk_cam0",
			.enable		= s5pv210_clk_mask0_ctrl,
			.ctrlbit	= (1 << 3),
		},
		.sources = &clkset_group2,
		.reg_src = { .reg = S5P_CLK_SRC1, .shift = 12, .size = 4 },
		.reg_div = { .reg = S5P_CLK_DIV1, .shift = 12, .size = 4 },
	}, {
		.clk		= {
			.name		= "sclk_cam1",
			.enable		= s5pv210_clk_mask0_ctrl,
			.ctrlbit	= (1 << 4),
		},
		.sources = &clkset_group2,
		.reg_src = { .reg = S5P_CLK_SRC1, .shift = 16, .size = 4 },
		.reg_div = { .reg = S5P_CLK_DIV1, .shift = 16, .size = 4 },
	}, {
		.clk		= {
			.name		= "sclk_fimd",
			.enable		= s5pv210_clk_mask0_ctrl,
			.ctrlbit	= (1 << 5),
		},
		.sources = &clkset_group2,
		.reg_src = { .reg = S5P_CLK_SRC1, .shift = 20, .size = 4 },
		.reg_div = { .reg = S5P_CLK_DIV1, .shift = 20, .size = 4 },
	}, {
		.clk		= {
			.name		= "sclk_mfc",
			.devname	= "s5p-mfc",
			.enable		= s5pv210_clk_ip0_ctrl,
			.ctrlbit	= (1 << 16),
		},
		.sources = &clkset_group1,
		.reg_src = { .reg = S5P_CLK_SRC2, .shift = 4, .size = 2 },
		.reg_div = { .reg = S5P_CLK_DIV2, .shift = 4, .size = 4 },
	}, {
		.clk		= {
			.name		= "sclk_g2d",
			.enable		= s5pv210_clk_ip0_ctrl,
			.ctrlbit	= (1 << 12),
		},
		.sources = &clkset_group1,
		.reg_src = { .reg = S5P_CLK_SRC2, .shift = 8, .size = 2 },
		.reg_div = { .reg = S5P_CLK_DIV2, .shift = 8, .size = 4 },
	}, {
		.clk		= {
			.name		= "sclk_g3d",
			.enable		= s5pv210_clk_ip0_ctrl,
			.ctrlbit	= (1 << 8),
		},
		.sources = &clkset_group1,
		.reg_src = { .reg = S5P_CLK_SRC2, .shift = 0, .size = 2 },
		.reg_div = { .reg = S5P_CLK_DIV2, .shift = 0, .size = 4 },
	}, {
		.clk		= {
			.name		= "sclk_csis",
			.enable		= s5pv210_clk_mask0_ctrl,
			.ctrlbit	= (1 << 6),
		},
		.sources = &clkset_group2,
		.reg_src = { .reg = S5P_CLK_SRC1, .shift = 24, .size = 4 },
		.reg_div = { .reg = S5P_CLK_DIV1, .shift = 28, .size = 4 },
	}, {
		.clk		= {
			.name		= "sclk_pwi",
			.enable		= s5pv210_clk_mask0_ctrl,
			.ctrlbit	= (1 << 29),
		},
		.sources = &clkset_group2,
		.reg_src = { .reg = S5P_CLK_SRC6, .shift = 20, .size = 4 },
		.reg_div = { .reg = S5P_CLK_DIV6, .shift = 24, .size = 4 },
	}, {
		.clk		= {
			.name		= "sclk_pwm",
			.enable		= s5pv210_clk_mask0_ctrl,
			.ctrlbit	= (1 << 19),
		},
		.sources = &clkset_group2,
		.reg_src = { .reg = S5P_CLK_SRC5, .shift = 12, .size = 4 },
		.reg_div = { .reg = S5P_CLK_DIV5, .shift = 12, .size = 4 },
	},
};

static struct clksrc_clk clk_sclk_uart0 = {
	.clk	= {
		.name		= "uclk1",
		.devname	= "s5pv210-uart.0",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 12),
	},
	.sources = &clkset_uart,
	.reg_src = { .reg = S5P_CLK_SRC4, .shift = 16, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 },
};

static struct clksrc_clk clk_sclk_uart1 = {
	.clk		= {
		.name		= "uclk1",
		.devname	= "s5pv210-uart.1",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 13),
	},
	.sources = &clkset_uart,
	.reg_src = { .reg = S5P_CLK_SRC4, .shift = 20, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 },
};

static struct clksrc_clk clk_sclk_uart2 = {
	.clk		= {
		.name		= "uclk1",
		.devname	= "s5pv210-uart.2",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 14),
	},
	.sources = &clkset_uart,
	.reg_src = { .reg = S5P_CLK_SRC4, .shift = 24, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 24, .size = 4 },
};

static struct clksrc_clk clk_sclk_uart3	= {
	.clk		= {
		.name		= "uclk1",
		.devname	= "s5pv210-uart.3",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 15),
	},
	.sources = &clkset_uart,
	.reg_src = { .reg = S5P_CLK_SRC4, .shift = 28, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 28, .size = 4 },
};

static struct clksrc_clk clk_sclk_mmc0 = {
	.clk		= {
		.name		= "sclk_mmc",
		.devname	= "s3c-sdhci.0",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 8),
	},
	.sources = &clkset_group2,
	.reg_src = { .reg = S5P_CLK_SRC4, .shift = 0, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 0, .size = 4 },
};

static struct clksrc_clk clk_sclk_mmc1 = {
	.clk		= {
		.name		= "sclk_mmc",
		.devname	= "s3c-sdhci.1",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 9),
	},
	.sources = &clkset_group2,
	.reg_src = { .reg = S5P_CLK_SRC4, .shift = 4, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 4, .size = 4 },
};

static struct clksrc_clk clk_sclk_mmc2 = {
	.clk		= {
		.name		= "sclk_mmc",
		.devname	= "s3c-sdhci.2",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 10),
	},
	.sources = &clkset_group2,
	.reg_src = { .reg = S5P_CLK_SRC4, .shift = 8, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 8, .size = 4 },
};

static struct clksrc_clk clk_sclk_mmc3 = {
	.clk		= {
		.name		= "sclk_mmc",
		.devname	= "s3c-sdhci.3",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 11),
	},
	.sources = &clkset_group2,
	.reg_src = { .reg = S5P_CLK_SRC4, .shift = 12, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 12, .size = 4 },
};

static struct clksrc_clk clk_sclk_spi0 = {
	.clk		= {
		.name		= "sclk_spi",
		.devname	= "s5pv210-spi.0",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 16),
	},
	.sources = &clkset_group2,
	.reg_src = { .reg = S5P_CLK_SRC5, .shift = 0, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV5, .shift = 0, .size = 4 },
	};

static struct clksrc_clk clk_sclk_spi1 = {
	.clk		= {
		.name		= "sclk_spi",
		.devname	= "s5pv210-spi.1",
		.enable		= s5pv210_clk_mask0_ctrl,
		.ctrlbit	= (1 << 17),
	},
	.sources = &clkset_group2,
	.reg_src = { .reg = S5P_CLK_SRC5, .shift = 4, .size = 4 },
	.reg_div = { .reg = S5P_CLK_DIV5, .shift = 4, .size = 4 },
	};


static struct clksrc_clk *clksrc_cdev[] = {
	&clk_sclk_uart0,
	&clk_sclk_uart1,
	&clk_sclk_uart2,
	&clk_sclk_uart3,
	&clk_sclk_mmc0,
	&clk_sclk_mmc1,
	&clk_sclk_mmc2,
	&clk_sclk_mmc3,
	&clk_sclk_spi0,
	&clk_sclk_spi1,
};

static struct clk *clk_cdev[] = {
	&clk_hsmmc0,
	&clk_hsmmc1,
	&clk_hsmmc2,
	&clk_hsmmc3,
};

/* Clock initialisation code */
static struct clksrc_clk *sysclks[] = {
	&clk_mout_apll,
	&clk_mout_epll,
	&clk_mout_mpll,
	&clk_armclk,
	&clk_hclk_msys,
	&clk_sclk_a2m,
	&clk_hclk_dsys,
	&clk_hclk_psys,
	&clk_pclk_msys,
	&clk_pclk_dsys,
	&clk_pclk_psys,
	&clk_vpllsrc,
	&clk_sclk_vpll,
	&clk_mout_dmc0,
	&clk_sclk_dmc0,
	&clk_sclk_audio0,
	&clk_sclk_audio1,
	&clk_sclk_audio2,
	&clk_sclk_spdif,
};

static u32 epll_div[][6] = {
	{  48000000, 0, 48, 3, 3, 0 },
	{  96000000, 0, 48, 3, 2, 0 },
	{ 144000000, 1, 72, 3, 2, 0 },
	{ 192000000, 0, 48, 3, 1, 0 },
	{ 288000000, 1, 72, 3, 1, 0 },
	{  32750000, 1, 65, 3, 4, 35127 },
	{  32768000, 1, 65, 3, 4, 35127 },
	{  45158400, 0, 45, 3, 3, 10355 },
	{  45000000, 0, 45, 3, 3, 10355 },
	{  45158000, 0, 45, 3, 3, 10355 },
	{  49125000, 0, 49, 3, 3, 9961 },
	{  49152000, 0, 49, 3, 3, 9961 },
	{  67737600, 1, 67, 3, 3, 48366 },
	{  67738000, 1, 67, 3, 3, 48366 },
	{  73800000, 1, 73, 3, 3, 47710 },
	{  73728000, 1, 73, 3, 3, 47710 },
	{  36000000, 1, 32, 3, 4, 0 },
	{  60000000, 1, 60, 3, 3, 0 },
	{  72000000, 1, 72, 3, 3, 0 },
	{  80000000, 1, 80, 3, 3, 0 },
	{  84000000, 0, 42, 3, 2, 0 },
	{  50000000, 0, 50, 3, 3, 0 },
};

static int s5pv210_epll_set_rate(struct clk *clk, unsigned long rate)
{
	unsigned int epll_con, epll_con_k;
	unsigned int i;

	/* Return if nothing changed */
	if (clk->rate == rate)
		return 0;

	epll_con = __raw_readl(S5P_EPLL_CON);
	epll_con_k = __raw_readl(S5P_EPLL_CON1);

	epll_con_k &= ~PLL46XX_KDIV_MASK;
	epll_con &= ~(1 << 27 |
			PLL46XX_MDIV_MASK << PLL46XX_MDIV_SHIFT |
			PLL46XX_PDIV_MASK << PLL46XX_PDIV_SHIFT |
			PLL46XX_SDIV_MASK << PLL46XX_SDIV_SHIFT);

	for (i = 0; i < ARRAY_SIZE(epll_div); i++) {
		if (epll_div[i][0] == rate) {
			epll_con_k |= epll_div[i][5] << 0;
			epll_con |= (epll_div[i][1] << 27 |
					epll_div[i][2] << PLL46XX_MDIV_SHIFT |
					epll_div[i][3] << PLL46XX_PDIV_SHIFT |
					epll_div[i][4] << PLL46XX_SDIV_SHIFT);
			break;
		}
	}

	if (i == ARRAY_SIZE(epll_div)) {
		printk(KERN_ERR "%s: Invalid Clock EPLL Frequency\n",
				__func__);
		return -EINVAL;
	}

	__raw_writel(epll_con, S5P_EPLL_CON);
	__raw_writel(epll_con_k, S5P_EPLL_CON1);

	printk(KERN_WARNING "EPLL Rate changes from %lu to %lu\n",
			clk->rate, rate);

	clk->rate = rate;

	return 0;
}

static struct clk_ops s5pv210_epll_ops = {
	.set_rate = s5pv210_epll_set_rate,
	.get_rate = s5p_epll_get_rate,
};

static u32 vpll_div[][5] = {
	{  54000000, 3, 53, 3, 0 },
	{ 108000000, 3, 53, 2, 0 },
};

static unsigned long s5pv210_vpll_get_rate(struct clk *clk)
{
	return clk->rate;
}

static int s5pv210_vpll_set_rate(struct clk *clk, unsigned long rate)
{
	unsigned int vpll_con;
	unsigned int i;

	/* Return if nothing changed */
	if (clk->rate == rate)
		return 0;

	vpll_con = __raw_readl(S5P_VPLL_CON);
	vpll_con &= ~(0x1 << 27 |					\
			PLL90XX_MDIV_MASK << PLL90XX_MDIV_SHIFT |	\
			PLL90XX_PDIV_MASK << PLL90XX_PDIV_SHIFT |	\
			PLL90XX_SDIV_MASK << PLL90XX_SDIV_SHIFT);

	for (i = 0; i < ARRAY_SIZE(vpll_div); i++) {
		if (vpll_div[i][0] == rate) {
			vpll_con |= vpll_div[i][1] << PLL90XX_PDIV_SHIFT;
			vpll_con |= vpll_div[i][2] << PLL90XX_MDIV_SHIFT;
			vpll_con |= vpll_div[i][3] << PLL90XX_SDIV_SHIFT;
			vpll_con |= vpll_div[i][4] << 27;
			break;
		}
	}

	if (i == ARRAY_SIZE(vpll_div)) {
		printk(KERN_ERR "%s: Invalid Clock VPLL Frequency\n",
				__func__);
		return -EINVAL;
	}

	__raw_writel(vpll_con, S5P_VPLL_CON);

	/* Wait for VPLL lock */
	while (!(__raw_readl(S5P_VPLL_CON) & (1 << PLL90XX_LOCKED_SHIFT)))
		continue;

	clk->rate = rate;
	return 0;
}
static struct clk_ops s5pv210_vpll_ops = {
	.get_rate = s5pv210_vpll_get_rate,
	.set_rate = s5pv210_vpll_set_rate,
};

void __init_or_cpufreq s5pv210_setup_clocks(void)
{
	struct clk *xtal_clk;
	unsigned long vpllsrc;
	unsigned long armclk;
	unsigned long hclk_msys;
	unsigned long hclk_dsys;
	unsigned long hclk_psys;
	unsigned long pclk_msys;
	unsigned long pclk_dsys;
	unsigned long pclk_psys;
