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/*
* Copyright (c) 2013 Samsung Electronics Co., Ltd.
* Copyright (c) 2013 Linaro Ltd.
* Author: Thomas Abraham <thomas.ab@samsung.com>
*
* 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.
*
* Common Clock Framework support for Exynos5250 SoC.
*/
#include <dt-bindings/clock/exynos5250.h>
#include <linux/clk.h>
#include <linux/clkdev.h>
#include <linux/clk-provider.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/syscore_ops.h>
#include "clk.h"
#define APLL_LOCK 0x0
#define APLL_CON0 0x100
#define SRC_CPU 0x200
#define DIV_CPU0 0x500
#define MPLL_LOCK 0x4000
#define MPLL_CON0 0x4100
#define SRC_CORE1 0x4204
#define GATE_IP_ACP 0x8800
#define GATE_IP_ISP0 0xc800
#define GATE_IP_ISP1 0xc804
#define CPLL_LOCK 0x10020
#define EPLL_LOCK 0x10030
#define VPLL_LOCK 0x10040
#define GPLL_LOCK 0x10050
#define CPLL_CON0 0x10120
#define EPLL_CON0 0x10130
#define VPLL_CON0 0x10140
#define GPLL_CON0 0x10150
#define SRC_TOP0 0x10210
#define SRC_TOP1 0x10214
#define SRC_TOP2 0x10218
#define SRC_TOP3 0x1021c
#define SRC_GSCL 0x10220
#define SRC_DISP1_0 0x1022c
#define SRC_MAU 0x10240
#define SRC_FSYS 0x10244
#define SRC_GEN 0x10248
#define SRC_PERIC0 0x10250
#define SRC_PERIC1 0x10254
#define SRC_MASK_GSCL 0x10320
#define SRC_MASK_DISP1_0 0x1032c
#define SRC_MASK_MAU 0x10334
#define SRC_MASK_FSYS 0x10340
#define SRC_MASK_GEN 0x10344
#define SRC_MASK_PERIC0 0x10350
#define SRC_MASK_PERIC1 0x10354
#define DIV_TOP0 0x10510
#define DIV_TOP1 0x10514
#define DIV_GSCL 0x10520
#define DIV_DISP1_0 0x1052c
#define DIV_GEN 0x1053c
#define DIV_MAU 0x10544
#define DIV_FSYS0 0x10548
#define DIV_FSYS1 0x1054c
#define DIV_FSYS2 0x10550
#define DIV_PERIC0 0x10558
#define DIV_PERIC1 0x1055c
#define DIV_PERIC2 0x10560
#define DIV_PERIC3 0x10564
#define DIV_PERIC4 0x10568
#define DIV_PERIC5 0x1056c
#define GATE_IP_GSCL 0x10920
#define GATE_IP_DISP1 0x10928
#define GATE_IP_MFC 0x1092c
#define GATE_IP_G3D 0x10930
#define GATE_IP_GEN 0x10934
#define GATE_IP_FSYS 0x10944
#define GATE_IP_PERIC 0x10950
#define GATE_IP_PERIS 0x10960
#define BPLL_LOCK 0x20010
#define BPLL_CON0 0x20110
#define SRC_CDREX 0x20200
#define PLL_DIV2_SEL 0x20a24
/* list of PLLs to be registered */
enum exynos5250_plls {
apll, mpll, cpll, epll, vpll, gpll, bpll,
nr_plls /* number of PLLs */
};
static void __iomem *reg_base;
#ifdef CONFIG_PM_SLEEP
static struct samsung_clk_reg_dump *exynos5250_save;
/*
* list of controller registers to be saved and restored during a
* suspend/resume cycle.
*/
static unsigned long exynos5250_clk_regs[] __initdata = {
SRC_CPU,
DIV_CPU0,
SRC_CORE1,
SRC_TOP0,
SRC_TOP1,
SRC_TOP2,
SRC_TOP3,
SRC_GSCL,
SRC_DISP1_0,
SRC_MAU,
SRC_FSYS,
SRC_GEN,
SRC_PERIC0,
SRC_PERIC1,
SRC_MASK_GSCL,
SRC_MASK_DISP1_0,
SRC_MASK_MAU,
SRC_MASK_FSYS,
SRC_MASK_GEN,
SRC_MASK_PERIC0,
SRC_MASK_PERIC1,
DIV_TOP0,
DIV_TOP1,
DIV_GSCL,
DIV_DISP1_0,
DIV_GEN,
DIV_MAU,
DIV_FSYS0,
DIV_FSYS1,
DIV_FSYS2,
DIV_PERIC0,
DIV_PERIC1,
DIV_PERIC2,
DIV_PERIC3,
DIV_PERIC4,
DIV_PERIC5,
GATE_IP_GSCL,
GATE_IP_MFC,
GATE_IP_G3D,
GATE_IP_GEN,
GATE_IP_FSYS,
GATE_IP_PERIC,
GATE_IP_PERIS,
SRC_CDREX,
PLL_DIV2_SEL,
GATE_IP_DISP1,
GATE_IP_ACP,
GATE_IP_ISP0,
GATE_IP_ISP1,
};
static int exynos5250_clk_suspend(void)
{
samsung_clk_save(reg_base, exynos5250_save,
ARRAY_SIZE(exynos5250_clk_regs));
return 0;
}
static void exynos5250_clk_resume(void)
{
samsung_clk_restore(reg_base, exynos5250_save,
ARRAY_SIZE(exynos5250_clk_regs));
}
static struct syscore_ops exynos5250_clk_syscore_ops = {
.suspend = exynos5250_clk_suspend,
.resume = exynos5250_clk_resume,
};
static void exynos5250_clk_sleep_init(void)
{
exynos5250_save = samsung_clk_alloc_reg_dump(exynos5250_clk_regs,
ARRAY_SIZE(exynos5250_clk_regs));
if (!exynos5250_save) {
pr_warn("%s: failed to allocate sleep save data, no sleep support!\n",
__func__);
return;
}
register_syscore_ops(&exynos5250_clk_syscore_ops);
}
#else
static void exynos5250_clk_sleep_init(void) {}
#endif
/* list of all parent clock list */
PNAME(mout_apll_p) = { "fin_pll", "fout_apll", };
PNAME(mout_cpu_p) = { "mout_apll", "mout_mpll", };
PNAME(mout_mpll_fout_p) = { "fout_mplldiv2", "fout_mpll" };
PNAME(mout_mpll_p) = { "fin_pll", "mout_mpll_fout" };
PNAME(mout_bpll_fout_p) = { "fout_bplldiv2", "fout_bpll" };
PNAME(mout_bpll_p) = { "fin_pll", "mout_bpll_fout" };
PNAME(mout_vpllsrc_p) = { "fin_pll", "sclk_hdmi27m" };
PNAME(mout_vpll_p) = { "mout_vpllsrc", "fout_vpll" };
PNAME(mout_cpll_p) = { "fin_pll", "fout_cpll" };
PNAME(mout_epll_p) = { "fin_pll", "fout_epll" };
PNAME(mout_gpll_p) = { "fin_pll", "fout_gpll" };
PNAME(mout_mpll_user_p) = { "fin_pll", "mout_mpll" };
PNAME(mout_bpll_user_p) = { "fin_pll", "mout_bpll" };
PNAME(mout_aclk166_p) = { "mout_cpll", "mout_mpll_user" };
PNAME(mout_aclk200_p) = { "mout_mpll_user", "mout_bpll_user" };
PNAME(mout_aclk400_p) = { "mout_aclk400_g3d_mid", "mout_gpll" };
PNAME(mout_aclk200_sub_p) = { "fin_pll", "div_aclk200" };
PNAME(mout_aclk266_sub_p) = { "fin_pll", "div_aclk266" };
PNAME(mout_aclk333_sub_p) = { "fin_pll", "div_aclk333" };
PNAME(mout_aclk400_isp_sub_p) = { "fin_pll", "div_aclk400_isp" };
PNAME(mout_hdmi_p) = { "div_hdmi_pixel", "sclk_hdmiphy" };
PNAME(mout_usb3_p) = { "mout_mpll_user", "mout_cpll" };
PNAME(mout_group1_p) = { "fin_pll", "fin_pll", "sclk_hdmi27m",
"sclk_dptxphy", "sclk_uhostphy", "sclk_hdmiphy",
"mout_mpll_user", "mout_epll", "mout_vpll",
"mout_cpll", "none", "none",
"none", "none", "none",
"none" };
PNAME(mout_audio0_p) = { "cdclk0", "fin_pll", "sclk_hdmi27m", "sclk_dptxphy",
"sclk_uhostphy", "fin_pll",
"mout_mpll_user", "mout_epll", "mout_vpll",
"mout_cpll", "none", "none",
"none", "none", "none",
"none" };
PNAME(mout_audio1_p) = { "cdclk1", "fin_pll", "sclk_hdmi27m", "sclk_dptxphy",
"sclk_uhostphy", "fin_pll",
"mout_mpll_user", "mout_epll", "mout_vpll",
"mout_cpll", "none", "none",
"none", "none", "none",
"none" };
PNAME(mout_audio2_p) = { "cdclk2", "fin_pll", "sclk_hdmi27m", "sclk_dptxphy",
"sclk_uhostphy", "fin_pll",
"mout_mpll_user", "mout_epll", "mout_vpll",
"mout_cpll", "none", "none",
"none", "none", "none",
"none" };
PNAME(mout_spdif_p) = { "sclk_audio0", "sclk_audio1", "sclk_audio2",
"spdif_extclk" };
/* fixed rate clocks generated outside the soc */
static struct samsung_fixed_rate_clock exynos5250_fixed_rate_ext_clks[] __initdata = {
FRATE(CLK_FIN_PLL, "fin_pll", NULL, CLK_IS_ROOT, 0),
};
/* fixed rate clocks generated inside the soc */
static struct samsung_fixed_rate_clock exynos5250_fixed_rate_clks[] __initdata = {
FRATE(CLK_SCLK_HDMIPHY, "sclk_hdmiphy", NULL, CLK_IS_ROOT, 24000000),
FRATE(0, "sclk_hdmi27m", NULL, CLK_IS_ROOT, 27000000),
FRATE(0, "sclk_dptxphy", NULL, CLK_IS_ROOT, 24000000),
FRATE(0, "sclk_uhostphy", NULL, CLK_IS_ROOT, 48000000),
};
static struct samsung_fixed_factor_clock exynos5250_fixed_factor_clks[] __initdata = {
FFACTOR(0, "fout_mplldiv2", "fout_mpll", 1, 2, 0),
FFACTOR(0, "fout_bplldiv2", "fout_bpll", 1, 2, 0),
};
static struct samsung_mux_clock exynos5250_pll_pmux_clks[] __initdata = {
MUX(0, "mout_vpllsrc", mout_vpllsrc_p, SRC_TOP2, 0, 1),
};
static struct samsung_mux_clock exynos5250_mux_clks[] __initdata = {
/*
* NOTE: Following table is sorted by (clock domain, register address,
* bitfield shift) triplet in ascending order. When adding new entries,
* please make sure that the order is kept, to avoid merge conflicts
* and make further work with defined data easier.
*/
/*
* CMU_CPU
*/
MUX_FA(0, "mout_apll", mout_apll_p, SRC_CPU, 0, 1,
CLK_SET_RATE_PARENT, 0, "mout_apll"),
MUX_A(0, "mout_cpu", mout_cpu_p, SRC_CPU, 16, 1, "mout_cpu"),
/*
* CMU_CORE
*/
MUX_A(0, "mout_mpll", mout_mpll_p, SRC_CORE1, 8, 1, "mout_mpll"),
/*
* CMU_TOP
*/
MUX(0, "mout_aclk166", mout_aclk166_p, SRC_TOP0, 8, 1),
MUX(0, "mout_aclk200", mout_aclk200_p, SRC_TOP0, 12, 1),
MUX(0, "mout_aclk333", mout_aclk166_p, SRC_TOP0, 16, 1),
MUX(0, "mout_aclk400_g3d_mid", mout_aclk200_p, SRC_TOP0, 20, 1),
MUX(0, "mout_aclk400_isp", mout_aclk200_p, SRC_TOP1, 24, 1),
MUX(0, "mout_aclk400_g3d", mout_aclk400_p, SRC_TOP1, 28, 1),
MUX(0, "mout_cpll", mout_cpll_p, SRC_TOP2, 8, 1),
MUX(0, "mout_epll", mout_epll_p, SRC_TOP2, 12, 1),
MUX(0, "mout_vpll", mout_vpll_p, SRC_TOP2, 16, 1),
MUX(0, "mout_mpll_user", mout_mpll_user_p, SRC_TOP2, 20, 1),
MUX(0, "mout_bpll_user", mout_bpll_user_p, SRC_TOP2, 24, 1),
MUX(CLK_MOUT_GPLL, "mout_gpll", mout_gpll_p, SRC_TOP2, 28, 1),
MUX(0, "mout_aclk200_disp1_sub", mout_aclk200_sub_p, SRC_TOP3, 4, 1),
MUX(0, "mout_aclk266_gscl_sub", mout_aclk266_sub_p, SRC_TOP3, 8, 1),
MUX(0, "mout_aclk_266_isp_sub", mout_aclk266_sub_p, SRC_TOP3, 16, 1),
MUX(0, "mout_aclk_400_isp_sub", mout_aclk400_isp_sub_p,
SRC_TOP3, 20, 1),
MUX(0, "mout_aclk333_sub", mout_aclk333_sub_p, SRC_TOP3, 24, 1),
MUX(0, "mout_cam_bayer", mout_group1_p, SRC_GSCL, 12, 4),
MUX(0, "mout_cam0", mout_group1_p, SRC_GSCL, 16, 4),
MUX(0, "mout_cam1", mout_group1_p, SRC_GSCL, 20, 4),
MUX(0, "mout_gscl_wa", mout_group1_p, SRC_GSCL, 24, 4),
MUX(0, "mout_gscl_wb", mout_group1_p, SRC_GSCL, 28, 4),
MUX(0, "mout_fimd1", mout_group1_p, SRC_DISP1_0, 0, 4),
MUX(0, "mout_mipi1", mout_group1_p, SRC_DISP1_0, 12, 4),
MUX(0, "mout_dp", mout_group1_p, SRC_DISP1_0, 16, 4),
MUX(CLK_MOUT_HDMI, "mout_hdmi", mout_hdmi_p, SRC_DISP1_0, 20, 1),
MUX(0, "mout_audio0", mout_audio0_p, SRC_MAU, 0, 4),
MUX(0, "mout_mmc0", mout_group1_p, SRC_FSYS, 0, 4),
MUX(0, "mout_mmc1", mout_group1_p, SRC_FSYS, 4, 4),
MUX(0, "mout_mmc2", mout_group1_p, SRC_FSYS, 8, 4),
MUX(0, "mout_mmc3", mout_group1_p, SRC_FSYS, 12, 4),
MUX(0, "mout_sata", mout_aclk200_p, SRC_FSYS, 24, 1),
MUX(0, "mout_usb3", mout_usb3_p, SRC_FSYS, 28, 1),
MUX(0, "mout_jpeg", mout_group1_p, SRC_GEN, 0, 4),
MUX(0, "mout_uart0", mout_group1_p, SRC_PERIC0, 0, 4),
MUX(0, "mout_uart1", mout_group1_p, SRC_PERIC0, 4, 4),
MUX(0, "mout_uart2", mout_group1_p, SRC_PERIC0, 8, 4),
MUX(0, "mout_uart3", mout_group1_p, SRC_PERIC0, 12, 4),
MUX(0, "mout_pwm", mout_group1_p, SRC_PERIC0, 24, 4),
MUX(0, "mout_audio1", mout_audio1_p, SRC_PERIC1, 0, 4),
MUX(0, "mout_audio2", mout_audio2_p, SRC_PERIC1, 4, 4),
MUX(0, "mout_spdif", mout_spdif_p, SRC_PERIC1, 8, 2),
MUX(0, "mout_spi0", mout_group1_p, SRC_PERIC1, 16, 4),
MUX(0, "mout_spi1", mout_group1_p, SRC_PERIC1, 20, 4),
MUX(0, "mout_spi2", mout_group1_p, SRC_PERIC1, 24, 4),
/*
* CMU_CDREX
*/
MUX(0, "mout_bpll", mout_bpll_p, SRC_CDREX, 0, 1),
MUX(0, "mout_mpll_fout", mout_mpll_fout_p, PLL_DIV2_SEL, 4, 1),
MUX(0, "mout_bpll_fout", mout_bpll_fout_p, PLL_DIV2_SEL, 0, 1),
};
static struct samsung_div_clock exynos5250_div_clks[] __initdata = {
/*
* NOTE: Following table is sorted by (clock domain, register address,
* bitfield shift) triplet in ascending order. When adding new entries,
* please make sure that the order is kept, to avoid merge conflicts
* and make further work with defined data easier.
*/
/*
* CMU_CPU
*/
DIV(0, "div_arm", "mout_cpu", DIV_CPU0, 0, 3),
DIV(0, "div_apll", "mout_apll", DIV_CPU0, 24, 3),
DIV_A(0, "div_arm2", "div_arm", DIV_CPU0, 28, 3, "armclk"),
/*
* CMU_TOP
*/
DIV(0, "div_aclk66", "div_aclk66_pre", DIV_TOP0, 0, 3),
DIV(0, "div_aclk166", "mout_aclk166", DIV_TOP0, 8, 3),
DIV(0, "div_aclk200", "mout_aclk200", DIV_TOP0, 12, 3),
DIV(0, "div_aclk266", "mout_mpll_user", DIV_TOP0, 16, 3),
DIV(0, "div_aclk333", "mout_aclk333", DIV_TOP0, 20, 3),
DIV(0, "div_aclk400_g3d", "mout_aclk400_g3d", DIV_TOP0,
24, 3),
DIV(0, "div_aclk400_isp", "mout_aclk400_isp", DIV_TOP1, 20, 3),
DIV(0, "div_aclk66_pre", "mout_mpll_user", DIV_TOP1, 24, 3),
DIV(0, "div_cam_bayer", "mout_cam_bayer", DIV_GSCL, 12, 4),
DIV(0, "div_cam0", "mout_cam0", DIV_GSCL, 16, 4),
DIV(0, "div_cam1", "mout_cam1", DIV_GSCL, 20, 4),
DIV(0, "div_gscl_wa", "mout_gscl_wa", DIV_GSCL, 24, 4),
DIV(0, "div_gscl_wb", "mout_gscl_wb", DIV_GSCL, 28, 4),
DIV(0, "div_fimd1", "mout_fimd1", DIV_DISP1_0, 0, 4),
DIV(0, "div_mipi1", "mout_mipi1", DIV_DISP1_0, 16, 4),
DIV_F(0, "div_mipi1_pre", "div_mipi1",
DIV_DISP1_0, 20, 4, CLK_SET_RATE_PARENT, 0),
DIV(0, "div_dp", "mout_dp", DIV_DISP1_0, 24, 4),
DIV(CLK_SCLK_PIXEL, "div_hdmi_pixel", "mout_vpll", DIV_DISP1_0, 28, 4),
DIV(0, "div_jpeg", "mout_jpeg", DIV_GEN, 4, 4),
DIV(0, "div_audio0", "mout_audio0", DIV_MAU, 0, 4),
DIV(CLK_DIV_PCM0, "div_pcm0", "sclk_audio0", DIV_MAU, 4, 8),
DIV(0, "div_sata", "mout_sata", DIV_FSYS0, 20, 4),
DIV(0, "div_usb3", "mout_usb3", DIV_FSYS0, 24, 4),
DIV(0, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4),
DIV_F(0, "div_mmc_pre0", "div_mmc0",
DIV_FSYS1, 8, 8, CLK_SET_RATE_PARENT, 0),
DIV(0, "div_mmc1", "mout_mmc1", DIV_FSYS1, 16, 4),
DIV_F(0, "div_mmc_pre1", "div_mmc1",
DIV_FSYS1, 24, 8, CLK_SET_RATE_PARENT, 0),
DIV(0, "div_mmc2", "mout_mmc2", DIV_FSYS2, 0, 4),
DIV_F(0, "div_mmc_pre2", "div_mmc2",
DIV_FSYS2, 8, 8, CLK_SET_RATE_PARENT, 0),
DIV(0, "div_mmc3", "mout_mmc3", DIV_FSYS2, 16, 4),
DIV_F(0, "div_mmc_pre3", "div_mmc3",
DIV_FSYS2, 24, 8, CLK_SET_RATE_PARENT, 0),
DIV(0, "div_uart0", "mout_uart0", DIV_PERIC0, 0, 4),
DIV(0, "div_uart1", "mout_uart1", DIV_PERIC0, 4, 4),
DIV(0, "div_uart2", "mout_uart2", DIV_PERIC0, 8, 4),
DIV(0, "div_uart3", "mout_uart3", DIV_PERIC0, 12, 4),
DIV(0, "div_spi0", "mout_spi0", DIV_PERIC1, 0, 4),
DIV_F(0, "div_spi_pre0", "div_spi0",
DIV_PERIC1, 8, 8, CLK_SET_RATE_PARENT, 0),
DIV(0, "div_spi1", "mout_spi1", DIV_PERIC1, 16, 4),
DIV_F(0, "div_spi_pre1", "div_spi1",
DIV_PERIC1, 24, 8, CLK_SET_RATE_PARENT, 0),
DIV(0, "div_spi2", "mout_spi2", DIV_PERIC2, 0, 4),
DIV_F(0, "div_spi_pre2", "div_spi2",
DIV_PERIC2, 8, 8, CLK_SET_RATE_PARENT, 0),
DIV(0, "div_pwm", "mout_pwm", DIV_PERIC3, 0, 4),
DIV(0, "div_audio1", "mout_audio1", DIV_PERIC4, 0, 4),
DIV(0, "div_pcm1", "sclk_audio1", DIV_PERIC4, 4, 8),
DIV(0, "div_audio2", "mout_audio2", DIV_PERIC4, 16, 4),
DIV(0, "div_pcm2", "sclk_audio2", DIV_PERIC4, 20, 8),
DIV(CLK_DIV_I2S1, "div_i2s1", "sclk_audio1", DIV_PERIC5, 0, 6),
DIV(CLK_DIV_I2S2, "div_i2s2", "sclk_audio2", DIV_PERIC5, 8, 6),
};
static struct samsung_gate_clock exynos5250_gate_clks[] __initdata = {
/*
* NOTE: Following table is sorted by (clock domain, register address,
* bitfield shift) triplet in ascending order. When adding new entries,
* please make sure that the order is kept, to avoid merge conflicts
* and make further work with defined data easier.
*/
/*
* CMU_ACP
*/
GATE(CLK_MDMA0, "mdma0", "div_aclk266", GATE_IP_ACP, 1, 0, 0),
GATE(CLK_SSS, "sss", "div_aclk266", GATE_IP_ACP, 2, 0, 0),
GATE(CLK_G2D, "g2d", "div_aclk200", GATE_IP_ACP, 3, 0, 0),
GATE(CLK_SMMU_MDMA0, "smmu_mdma0", "div_aclk266", GATE_IP_ACP, 5, 0, 0),
/*
* CMU_TOP
*/
GATE(CLK_SCLK_CAM_BAYER, "sclk_cam_bayer", "div_cam_bayer",
SRC_MASK_GSCL, 12, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_CAM0, "sclk_cam0", "div_cam0",
SRC_MASK_GSCL, 16, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_CAM1, "sclk_cam1", "div_cam1",
SRC_MASK_GSCL, 20, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_GSCL_WA, "sclk_gscl_wa", "div_gscl_wa",
SRC_MASK_GSCL, 24, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_GSCL_WB, "sclk_gscl_wb", "div_gscl_wb",
SRC_MASK_GSCL, 28, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_FIMD1, "sclk_fimd1", "div_fimd1",
SRC_MASK_DISP1_0, 0, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_MIPI1, "sclk_mipi1", "div_mipi1",
SRC_MASK_DISP1_0, 12, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_DP, "sclk_dp", "div_dp",
SRC_MASK_DISP1_0, 16, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_HDMI, "sclk_hdmi", "mout_hdmi",
SRC_MASK_DISP1_0, 20, 0, 0),
GATE(CLK_SCLK_AUDIO0, "sclk_audio0", "div_audio0",
SRC_MASK_MAU, 0, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_MMC0, "sclk_mmc0", "div_mmc_pre0",
SRC_MASK_FSYS, 0, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_MMC1, "sclk_mmc1", "div_mmc_pre1",
SRC_MASK_FSYS, 4, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_MMC2, "sclk_mmc2", "div_mmc_pre2",
SRC_MASK_FSYS, 8, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_MMC3, "sclk_mmc3", "div_mmc_pre3",
SRC_MASK_FSYS, 12, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_SATA, "sclk_sata", "div_sata",
SRC_MASK_FSYS, 24, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_USB3, "sclk_usb3", "div_usb3",
SRC_MASK_FSYS, 28, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_JPEG, "sclk_jpeg", "div_jpeg",
SRC_MASK_GEN, 0, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_UART0, "sclk_uart0", "div_uart0",
SRC_MASK_PERIC0, 0, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_UART1, "sclk_uart1", "div_uart1",
SRC_MASK_PERIC0, 4, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_UART2, "sclk_uart2", "div_uart2",
SRC_MASK_PERIC0, 8, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_UART3, "sclk_uart3", "div_uart3",
SRC_MASK_PERIC0, 12, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_PWM, "sclk_pwm", "div_pwm",
SRC_MASK_PERIC0, 24, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_AUDIO1, "sclk_audio1", "div_audio1",
SRC_MASK_PERIC1, 0, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_AUDIO2, "sclk_audio2", "div_audio2",
SRC_MASK_PERIC1, 4, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_SPDIF, "sclk_spdif", "mout_spdif",
SRC_MASK_PERIC1, 4, 0, 0),
GATE(CLK_SCLK_SPI0, "sclk_spi0", "div_spi_pre0",
SRC_MASK_PERIC1, 16, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_SPI1, "sclk_spi1", "div_spi_pre1",
SRC_MASK_PERIC1, 20, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_SPI2, "sclk_spi2", "div_spi_pre2",
SRC_MASK_PERIC1, 24, CLK_SET_RATE_PARENT, 0),
GATE(CLK_GSCL0, "gscl0", "mout_aclk266_gscl_sub", GATE_IP_GSCL, 0, 0,
0),
GATE(CLK_GSCL1, "gscl1", "mout_aclk266_gscl_sub", GATE_IP_GSCL, 1, 0,
0),
GATE(CLK_GSCL2, "gscl2", "mout_aclk266_gscl_sub", GATE_IP_GSCL, 2, 0,
0),
GATE(CLK_GSCL3, "gscl3", "mout_aclk266_gscl_sub", GATE_IP_GSCL, 3, 0,
0),
GATE(CLK_GSCL_WA, "gscl_wa", "div_gscl_wa", GATE_IP_GSCL, 5, 0, 0),
GATE(CLK_GSCL_WB, "gscl_wb", "div_gscl_wb", GATE_IP_GSCL, 6, 0, 0),
GATE(CLK_SMMU_GSCL0, "smmu_gscl0", "mout_aclk266_gscl_sub",
GATE_IP_GSCL, 7, 0, 0),
GATE(CLK_SMMU_GSCL1, "smmu_gscl1", "mout_aclk266_gscl_sub",
GATE_IP_GSCL, 8, 0, 0),
GATE(CLK_SMMU_GSCL2, "smmu_gscl2", "mout_aclk266_gscl_sub",
GATE_IP_GSCL, 9, 0, 0),
GATE(CLK_SMMU_GSCL3, "smmu_gscl3", "mout_aclk266_gscl_sub",
GATE_IP_GSCL, 10, 0, 0),
GATE(CLK_FIMD1, "fimd1", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 0, 0,
0),
GATE(CLK_MIE1, "mie1", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 1, 0,
0),
GATE(CLK_DSIM0, "dsim0", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 3, 0,
0),
GATE(CLK_DP, "dp", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 4, 0, 0),
GATE(CLK_MIXER, "mixer", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 5, 0,
0),
GATE(CLK_HDMI, "hdmi", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 6, 0,
0),
GATE(CLK_MFC, "mfc", "mout_aclk333_sub", GATE_IP_MFC, 0, 0, 0),
GATE(CLK_SMMU_MFCR, "smmu_mfcr", "mout_aclk333_sub", GATE_IP_MFC, 1, 0,
0),
GATE(CLK_SMMU_MFCL, "smmu_mfcl", "mout_aclk333_sub", GATE_IP_MFC, 2, 0,
0),
GATE(CLK_G3D, "g3d", "div_aclk400_g3d", GATE_IP_G3D, 0,
CLK_SET_RATE_PARENT, 0),
GATE(CLK_ROTATOR, "rotator", "div_aclk266", GATE_IP_GEN, 1, 0, 0),
GATE(CLK_JPEG, "jpeg", "div_aclk166", GATE_IP_GEN, 2, 0, 0),
GATE(CLK_MDMA1, "mdma1", "div_aclk266", GATE_IP_GEN, 4, 0, 0),
GATE(CLK_SMMU_ROTATOR, "smmu_rotator", "div_aclk266", GATE_IP_GEN, 6, 0,
0),
GATE(CLK_SMMU_JPEG, "smmu_jpeg", "div_aclk166", GATE_IP_GEN, 7, 0, 0),
GATE(CLK_SMMU_MDMA1, "smmu_mdma1", "div_aclk266", GATE_IP_GEN, 9, 0, 0),
GATE(CLK_PDMA0, "pdma0", "div_aclk200", GATE_IP_FSYS, 1, 0, 0),
GATE(CLK_PDMA1, "pdma1", "div_aclk200", GATE_IP_FSYS, 2, 0, 0),
GATE(CLK_SATA, "sata", "div_aclk200", GATE_IP_FSYS, 6, 0, 0),
GATE(CLK_USBOTG, "usbotg", "div_aclk200", GATE_IP_FSYS, 7, 0, 0),
GATE(CLK_MIPI_HSI, "mipi_hsi", "div_aclk200", GATE_IP_FSYS, 8, 0, 0),
GATE(CLK_SDMMC0, "sdmmc0", "div_aclk200", GATE_IP_FSYS, 12, 0, 0),
GATE(CLK_SDMMC1, "sdmmc1", "div_aclk200", GATE_IP_FSYS, 13, 0, 0),
GATE(CLK_SDMMC2, "sdmmc2", "div_aclk200", GATE_IP_FSYS, 14, 0, 0),
GATE(CLK_SDMMC3, "sdmmc3", "div_aclk200", GATE_IP_FSYS, 15, 0, 0),
GATE(CLK_SROMC, "sromc", "div_aclk200", GATE_IP_FSYS, 17, 0, 0),
GATE(CLK_USB2, "usb2", "div_aclk200", GATE_IP_FSYS, 18, 0, 0),
GATE(CLK_USB3, "usb3", "div_aclk200", GATE_IP_FSYS, 19, 0, 0),
GATE(CLK_SATA_PHYCTRL, "sata_phyctrl", "div_aclk200",
GATE_IP_FSYS, 24, 0, 0),
GATE(CLK_SATA_PHYI2C, "sata_phyi2c", "div_aclk200", GATE_IP_FSYS, 25, 0,
0),
GATE(CLK_UART0, "uart0", "div_aclk66", GATE_IP_PERIC, 0, 0, 0),
GATE(CLK_UART1, "uart1", "div_aclk66", GATE_IP_PERIC, 1, 0, 0),
GATE(CLK_UART2, "uart2", "div_aclk66", GATE_IP_PERIC, 2, 0, 0),
GATE(CLK_UART3, "uart3", "div_aclk66", GATE_IP_PERIC, 3, 0, 0),
GATE(CLK_UART4, "uart4", "div_aclk66", GATE_IP_PERIC, 4, 0, 0),
GATE(CLK_I2C0, "i2c0", "div_aclk66", GATE_IP_PERIC, 6, 0, 0),
GATE(CLK_I2C1, "i2c1", "div_aclk66", GATE_IP_PERIC, 7, 0, 0),
GATE(CLK_I2C2, "i2c2", "div_aclk66", GATE_IP_PERIC, 8, 0, 0),
GATE(CLK_I2C3, "i2c3", "div_aclk66", GATE_IP_PERIC, 9, 0, 0),
GATE(CLK_I2C4, "i2c4", "div_aclk66", GATE_IP_PERIC, 10, 0, 0),
GATE(CLK_I2C5, "i2c5", "div_aclk66", GATE_IP_PERIC, 11, 0, 0),
GATE(CLK_I2C6, "i2c6", "div_aclk66", GATE_IP_PERIC, 12, 0, 0),
GATE(CLK_I2C7, "i2c7", "div_aclk66", GATE_IP_PERIC, 13, 0, 0),
GATE(CLK_I2C_HDMI, "i2c_hdmi", "div_aclk66", GATE_IP_PERIC, 14, 0, 0),
GATE(CLK_ADC, "adc", "div_aclk66", GATE_IP_PERIC, 15, 0, 0),
GATE(CLK_SPI0, "spi0", "div_aclk66", GATE_IP_PERIC, 16, 0, 0),
GATE(CLK_SPI1, "spi1", "div_aclk66", GATE_IP_PERIC, 17, 0, 0),
GATE(CLK_SPI2, "spi2", "div_aclk66", GATE_IP_PERIC, 18, 0, 0),
GATE(CLK_I2S1, "i2s1", "div_aclk66", GATE_IP_PERIC, 20, 0, 0),
GATE(CLK_I2S2, "i2s2", "div_aclk66", GATE_IP_PERIC, 21, 0, 0),
GATE(CLK_PCM1, "pcm1", "div_aclk66", GATE_IP_PERIC, 22, 0, 0),
GATE(CLK_PCM2, "pcm2", "div_aclk66", GATE_IP_PERIC, 23, 0, 0),
GATE(CLK_PWM, "pwm", "div_aclk66", GATE_IP_PERIC, 24, 0, 0),
GATE(CLK_SPDIF, "spdif", "div_aclk66", GATE_IP_PERIC, 26, 0, 0),
GATE(CLK_AC97, "ac97", "div_aclk66", GATE_IP_PERIC, 27, 0, 0),
GATE(CLK_HSI2C0, "hsi2c0", "div_aclk66", GATE_IP_PERIC, 28, 0, 0),
GATE(CLK_HSI2C1, "hsi2c1", "div_aclk66", GATE_IP_PERIC, 29, 0, 0),
GATE(CLK_HSI2C2, "hsi2c2", "div_aclk66", GATE_IP_PERIC, 30, 0, 0),
GATE(CLK_HSI2C3, "hsi2c3", "div_aclk66", GATE_IP_PERIC, 31, 0, 0),
GATE(CLK_CHIPID, "chipid", "div_aclk66", GATE_IP_PERIS, 0, 0, 0),
GATE(CLK_SYSREG, "sysreg", "div_aclk66",
GATE_IP_PERIS, 1, CLK_IGNORE_UNUSED, 0),
GATE(CLK_PMU, "pmu", "div_aclk66", GATE_IP_PERIS, 2, CLK_IGNORE_UNUSED,
0),
GATE(CLK_CMU_TOP, "cmu_top", "div_aclk66",
GATE_IP_PERIS, 3, CLK_IGNORE_UNUSED, 0),
GATE(CLK_CMU_CORE, "cmu_core", "div_aclk66",
GATE_IP_PERIS, 4, CLK_IGNORE_UNUSED, 0),
GATE(CLK_CMU_MEM, "cmu_mem", "div_aclk66",
GATE_IP_PERIS, 5, CLK_IGNORE_UNUSED, 0),
GATE(CLK_TZPC0, "tzpc0", "div_aclk66", GATE_IP_PERIS, 6, 0, 0),
GATE(CLK_TZPC1, "tzpc1", "div_aclk66", GATE_IP_PERIS, 7, 0, 0),
GATE(CLK_TZPC2, "tzpc2", "div_aclk66", GATE_IP_PERIS, 8, 0, 0),
GATE(CLK_TZPC3, "tzpc3", "div_aclk66", GATE_IP_PERIS, 9, 0, 0),
GATE(CLK_TZPC4, "tzpc4", "div_aclk66", GATE_IP_PERIS, 10, 0, 0),
GATE(CLK_TZPC5, "tzpc5", "div_aclk66", GATE_IP_PERIS, 11, 0, 0),
GATE(CLK_TZPC6, "tzpc6", "div_aclk66", GATE_IP_PERIS, 12, 0, 0),
GATE(CLK_TZPC7, "tzpc7", "div_aclk66", GATE_IP_PERIS, 13, 0, 0),
GATE(CLK_TZPC8, "tzpc8", "div_aclk66", GATE_IP_PERIS, 14, 0, 0),
GATE(CLK_TZPC9, "tzpc9", "div_aclk66", GATE_IP_PERIS, 15, 0, 0),
GATE(CLK_HDMI_CEC, "hdmi_cec", "div_aclk66", GATE_IP_PERIS, 16, 0, 0),
GATE(CLK_MCT, "mct", "div_aclk66", GATE_IP_PERIS, 18, 0, 0),
GATE(CLK_WDT, "wdt", "div_aclk66", GATE_IP_PERIS, 19, 0, 0),
GATE(CLK_RTC, "rtc", "div_aclk66", GATE_IP_PERIS, 20, 0, 0),
GATE(CLK_TMU, "tmu", "div_aclk66", GATE_IP_PERIS, 21, 0, 0),
GATE(CLK_SMMU_TV, "smmu_tv", "mout_aclk200_disp1_sub",
GATE_IP_DISP1, 2, 0, 0),
GATE(CLK_SMMU_FIMD1, "smmu_fimd1", "mout_aclk200_disp1_sub",
GATE_IP_DISP1, 8, 0, 0),
GATE(CLK_SMMU_2D, "smmu_2d", "div_aclk200", GATE_IP_ACP, 7, 0, 0),
GATE(CLK_SMMU_FIMC_ISP, "smmu_fimc_isp", "mout_aclk_266_isp_sub",
GATE_IP_ISP0, 8, 0, 0),
GATE(CLK_SMMU_FIMC_DRC, "smmu_fimc_drc", "mout_aclk_266_isp_sub",
GATE_IP_ISP0, 9, 0, 0),
GATE(CLK_SMMU_FIMC_FD, "smmu_fimc_fd", "mout_aclk_266_isp_sub",
GATE_IP_ISP0, 10, 0, 0),
GATE(CLK_SMMU_FIMC_SCC, "smmu_fimc_scc", "mout_aclk_266_isp_sub",
GATE_IP_ISP0, 11, 0, 0),
GATE(CLK_SMMU_FIMC_SCP, "smmu_fimc_scp", "mout_aclk_266_isp_sub",
GATE_IP_ISP0, 12, 0, 0),
GATE(CLK_SMMU_FIMC_MCU, "smmu_fimc_mcu", "mout_aclk_400_isp_sub",
GATE_IP_ISP0, 13, 0, 0),
GATE(CLK_SMMU_FIMC_ODC, "smmu_fimc_odc", "mout_aclk_266_isp_sub",
GATE_IP_ISP1, 4, 0, 0),
GATE(CLK_SMMU_FIMC_DIS0, "smmu_fimc_dis0", "mout_aclk_266_isp_sub",
GATE_IP_ISP1, 5, 0, 0),
GATE(CLK_SMMU_FIMC_DIS1, "smmu_fimc_dis1", "mout_aclk_266_isp_sub",
GATE_IP_ISP1, 6, 0, 0),
GATE(CLK_SMMU_FIMC_3DNR, "smmu_fimc_3dnr", "mout_aclk_266_isp_sub",
GATE_IP_ISP1, 7, 0, 0),
};
static struct samsung_pll_rate_table vpll_24mhz_tbl[] __initdata = {
/* sorted in descending order */
/* PLL_36XX_RATE(rate, m, p, s, k) */
PLL_36XX_RATE(266000000, 266, 3, 3, 0),
/* Not in UM, but need for eDP on snow */
PLL_36XX_RATE(70500000, 94, 2, 4, 0),
{ },
};
static struct samsung_pll_rate_table epll_24mhz_tbl[] __initdata = {
/* sorted in descending order */
/* PLL_36XX_RATE(rate, m, p, s, k) */
PLL_36XX_RATE(192000000, 64, 2, 2, 0),
PLL_36XX_RATE(180633600, 90, 3, 2, 20762),
PLL_36XX_RATE(180000000, 90, 3, 2, 0),
PLL_36XX_RATE(73728000, 98, 2, 4, 19923),
PLL_36XX_RATE(67737600, 90, 2, 4, 20762),
PLL_36XX_RATE(49152000, 98, 3, 4, 19923),
PLL_36XX_RATE(45158400, 90, 3, 4, 20762),
PLL_36XX_RATE(32768000, 131, 3, 5, 4719),
{ },
};
static struct samsung_pll_rate_table apll_24mhz_tbl[] __initdata = {
/* sorted in descending order */
/* PLL_35XX_RATE(rate, m, p, s) */
PLL_35XX_RATE(1700000000, 425, 6, 0),
PLL_35XX_RATE(1600000000, 200, 3, 0),
PLL_35XX_RATE(1500000000, 250, 4, 0),
PLL_35XX_RATE(1400000000, 175, 3, 0),
PLL_35XX_RATE(1300000000, 325, 6, 0),
PLL_35XX_RATE(1200000000, 200, 4, 0),
PLL_35XX_RATE(1100000000, 275, 6, 0),
PLL_35XX_RATE(1000000000, 125, 3, 0),
PLL_35XX_RATE(900000000, 150, 4, 0),
PLL_35XX_RATE(800000000, 100, 3, 0),
PLL_35XX_RATE(700000000, 175, 3, 1),
PLL_35XX_RATE(600000000, 200, 4, 1),
PLL_35XX_RATE(500000000, 125, 3, 1),
PLL_35XX_RATE(400000000, 100, 3, 1),
PLL_35XX_RATE(300000000, 200, 4, 2),
PLL_35XX_RATE(200000000, 100, 3, 2),
};
static struct samsung_pll_clock exynos5250_plls[nr_plls] __initdata = {
[apll] = PLL_A(pll_35xx, CLK_FOUT_APLL, "fout_apll", "fin_pll",
APLL_LOCK, APLL_CON0, "fout_apll", NULL),
[mpll] = PLL_A(pll_35xx, CLK_FOUT_MPLL, "fout_mpll", "fin_pll",
MPLL_LOCK, MPLL_CON0, "fout_mpll", NULL),
[bpll] = PLL(pll_35xx, CLK_FOUT_BPLL, "fout_bpll", "fin_pll", BPLL_LOCK,
BPLL_CON0, NULL),
[gpll] = PLL(pll_35xx, CLK_FOUT_GPLL, "fout_gpll", "fin_pll", GPLL_LOCK,
GPLL_CON0, NULL),
[cpll] = PLL(pll_35xx, CLK_FOUT_CPLL, "fout_cpll", "fin_pll", CPLL_LOCK,
CPLL_CON0, NULL),
[epll] = PLL(pll_36xx, CLK_FOUT_EPLL, "fout_epll", "fin_pll", EPLL_LOCK,
EPLL_CON0, NULL),
[vpll] = PLL(pll_36xx, CLK_FOUT_VPLL, "fout_vpll", "mout_vpllsrc",
VPLL_LOCK, VPLL_CON0, NULL),
};
static struct of_device_id ext_clk_match[] __initdata = {
{ .compatible = "samsung,clock-xxti", .data = (void *)0, },
{ },
};
/* register exynox5250 clocks */
static void __init exynos5250_clk_init(struct device_node *np)
{
struct samsung_clk_provider *ctx;
if (np) {
reg_base = of_iomap(np, 0);
if (!reg_base)
panic("%s: failed to map registers\n", __func__);
} else {
panic("%s: unable to determine soc\n", __func__);
}
ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS);
if (!ctx)
panic("%s: unable to allocate context.\n", __func__);
samsung_clk_of_register_fixed_ext(ctx, exynos5250_fixed_rate_ext_clks,
ARRAY_SIZE(exynos5250_fixed_rate_ext_clks),
ext_clk_match);
samsung_clk_register_mux(ctx, exynos5250_pll_pmux_clks,
ARRAY_SIZE(exynos5250_pll_pmux_clks));
if (_get_rate("fin_pll") == 24 * MHZ) {
exynos5250_plls[epll].rate_table = epll_24mhz_tbl;
exynos5250_plls[apll].rate_table = apll_24mhz_tbl;
}
if (_get_rate("mout_vpllsrc") == 24 * MHZ)
exynos5250_plls[vpll].rate_table = vpll_24mhz_tbl;
samsung_clk_register_pll(ctx, exynos5250_plls,
ARRAY_SIZE(exynos5250_plls),
reg_base);
samsung_clk_register_fixed_rate(ctx, exynos5250_fixed_rate_clks,
ARRAY_SIZE(exynos5250_fixed_rate_clks));
samsung_clk_register_fixed_factor(ctx, exynos5250_fixed_factor_clks,
ARRAY_SIZE(exynos5250_fixed_factor_clks));
samsung_clk_register_mux(ctx, exynos5250_mux_clks,
ARRAY_SIZE(exynos5250_mux_clks));
samsung_clk_register_div(ctx, exynos5250_div_clks,
ARRAY_SIZE(exynos5250_div_clks));
samsung_clk_register_gate(ctx, exynos5250_gate_clks,
ARRAY_SIZE(exynos5250_gate_clks));
exynos5250_clk_sleep_init();
pr_info("Exynos5250: clock setup completed, armclk=%ld\n",
_get_rate("div_arm2"));
}
CLK_OF_DECLARE(exynos5250_clk, "samsung,exynos5250-clock", exynos5250_clk_init);
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