forked from Minki/linux
1338 lines
35 KiB
C
1338 lines
35 KiB
C
/*
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* Copyright (c) 2012 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* Clock support for EXYNOS5 SoCs
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/err.h>
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#include <linux/io.h>
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#include <linux/syscore_ops.h>
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#include <plat/cpu-freq.h>
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#include <plat/clock.h>
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#include <plat/cpu.h>
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#include <plat/pll.h>
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#include <plat/s5p-clock.h>
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#include <plat/clock-clksrc.h>
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#include <plat/pm.h>
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#include <mach/map.h>
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#include <mach/regs-clock.h>
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#include <mach/sysmmu.h>
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#include "common.h"
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#ifdef CONFIG_PM_SLEEP
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static struct sleep_save exynos5_clock_save[] = {
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/* will be implemented */
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};
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#endif
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static struct clk exynos5_clk_sclk_dptxphy = {
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.name = "sclk_dptx",
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};
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static struct clk exynos5_clk_sclk_hdmi24m = {
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.name = "sclk_hdmi24m",
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.rate = 24000000,
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};
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static struct clk exynos5_clk_sclk_hdmi27m = {
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.name = "sclk_hdmi27m",
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.rate = 27000000,
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};
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static struct clk exynos5_clk_sclk_hdmiphy = {
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.name = "sclk_hdmiphy",
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};
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static struct clk exynos5_clk_sclk_usbphy = {
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.name = "sclk_usbphy",
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.rate = 48000000,
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};
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static int exynos5_clksrc_mask_top_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_TOP, clk, enable);
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}
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static int exynos5_clksrc_mask_disp1_0_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_DISP1_0, clk, enable);
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}
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static int exynos5_clksrc_mask_fsys_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_FSYS, clk, enable);
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}
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static int exynos5_clksrc_mask_gscl_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_GSCL, clk, enable);
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}
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static int exynos5_clksrc_mask_peric0_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKSRC_MASK_PERIC0, clk, enable);
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}
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static int exynos5_clk_ip_acp_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_ACP, clk, enable);
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}
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static int exynos5_clk_ip_core_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_CORE, clk, enable);
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}
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static int exynos5_clk_ip_disp1_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_DISP1, clk, enable);
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}
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static int exynos5_clk_ip_fsys_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_FSYS, clk, enable);
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}
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static int exynos5_clk_block_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_BLOCK, clk, enable);
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}
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static int exynos5_clk_ip_gen_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_GEN, clk, enable);
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}
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static int exynos5_clk_ip_gps_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_GPS, clk, enable);
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}
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static int exynos5_clk_ip_mfc_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_MFC, clk, enable);
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}
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static int exynos5_clk_ip_peric_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_PERIC, clk, enable);
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}
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static int exynos5_clk_ip_peris_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_PERIS, clk, enable);
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}
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static int exynos5_clk_ip_gscl_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_GSCL, clk, enable);
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}
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static int exynos5_clk_ip_isp0_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_ISP0, clk, enable);
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}
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static int exynos5_clk_ip_isp1_ctrl(struct clk *clk, int enable)
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{
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return s5p_gatectrl(EXYNOS5_CLKGATE_IP_ISP1, clk, enable);
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}
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/* Core list of CMU_CPU side */
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static struct clksrc_clk exynos5_clk_mout_apll = {
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.clk = {
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.name = "mout_apll",
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},
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.sources = &clk_src_apll,
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.reg_src = { .reg = EXYNOS5_CLKSRC_CPU, .shift = 0, .size = 1 },
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};
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static struct clksrc_clk exynos5_clk_sclk_apll = {
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.clk = {
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.name = "sclk_apll",
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.parent = &exynos5_clk_mout_apll.clk,
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},
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.reg_div = { .reg = EXYNOS5_CLKDIV_CPU0, .shift = 24, .size = 3 },
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};
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static struct clksrc_clk exynos5_clk_mout_bpll = {
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.clk = {
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.name = "mout_bpll",
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},
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.sources = &clk_src_bpll,
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.reg_src = { .reg = EXYNOS5_CLKSRC_CDREX, .shift = 0, .size = 1 },
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};
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static struct clk *exynos5_clk_src_bpll_user_list[] = {
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[0] = &clk_fin_mpll,
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[1] = &exynos5_clk_mout_bpll.clk,
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};
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static struct clksrc_sources exynos5_clk_src_bpll_user = {
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.sources = exynos5_clk_src_bpll_user_list,
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.nr_sources = ARRAY_SIZE(exynos5_clk_src_bpll_user_list),
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};
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static struct clksrc_clk exynos5_clk_mout_bpll_user = {
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.clk = {
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.name = "mout_bpll_user",
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},
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.sources = &exynos5_clk_src_bpll_user,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 24, .size = 1 },
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};
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static struct clksrc_clk exynos5_clk_mout_cpll = {
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.clk = {
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.name = "mout_cpll",
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},
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.sources = &clk_src_cpll,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 8, .size = 1 },
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};
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static struct clksrc_clk exynos5_clk_mout_epll = {
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.clk = {
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.name = "mout_epll",
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},
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.sources = &clk_src_epll,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 12, .size = 1 },
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};
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struct clksrc_clk exynos5_clk_mout_mpll = {
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.clk = {
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.name = "mout_mpll",
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},
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.sources = &clk_src_mpll,
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.reg_src = { .reg = EXYNOS5_CLKSRC_CORE1, .shift = 8, .size = 1 },
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};
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static struct clk *exynos_clkset_vpllsrc_list[] = {
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[0] = &clk_fin_vpll,
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[1] = &exynos5_clk_sclk_hdmi27m,
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};
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static struct clksrc_sources exynos5_clkset_vpllsrc = {
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.sources = exynos_clkset_vpllsrc_list,
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.nr_sources = ARRAY_SIZE(exynos_clkset_vpllsrc_list),
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};
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static struct clksrc_clk exynos5_clk_vpllsrc = {
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.clk = {
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.name = "vpll_src",
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.enable = exynos5_clksrc_mask_top_ctrl,
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.ctrlbit = (1 << 0),
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},
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.sources = &exynos5_clkset_vpllsrc,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 0, .size = 1 },
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};
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static struct clk *exynos5_clkset_sclk_vpll_list[] = {
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[0] = &exynos5_clk_vpllsrc.clk,
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[1] = &clk_fout_vpll,
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};
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static struct clksrc_sources exynos5_clkset_sclk_vpll = {
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.sources = exynos5_clkset_sclk_vpll_list,
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.nr_sources = ARRAY_SIZE(exynos5_clkset_sclk_vpll_list),
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};
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static struct clksrc_clk exynos5_clk_sclk_vpll = {
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.clk = {
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.name = "sclk_vpll",
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},
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.sources = &exynos5_clkset_sclk_vpll,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 16, .size = 1 },
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};
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static struct clksrc_clk exynos5_clk_sclk_pixel = {
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.clk = {
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.name = "sclk_pixel",
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.parent = &exynos5_clk_sclk_vpll.clk,
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},
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.reg_div = { .reg = EXYNOS5_CLKDIV_DISP1_0, .shift = 28, .size = 4 },
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};
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static struct clk *exynos5_clkset_sclk_hdmi_list[] = {
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[0] = &exynos5_clk_sclk_pixel.clk,
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[1] = &exynos5_clk_sclk_hdmiphy,
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};
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static struct clksrc_sources exynos5_clkset_sclk_hdmi = {
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.sources = exynos5_clkset_sclk_hdmi_list,
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.nr_sources = ARRAY_SIZE(exynos5_clkset_sclk_hdmi_list),
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};
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static struct clksrc_clk exynos5_clk_sclk_hdmi = {
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.clk = {
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.name = "sclk_hdmi",
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.enable = exynos5_clksrc_mask_disp1_0_ctrl,
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.ctrlbit = (1 << 20),
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},
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.sources = &exynos5_clkset_sclk_hdmi,
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.reg_src = { .reg = EXYNOS5_CLKSRC_DISP1_0, .shift = 20, .size = 1 },
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};
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static struct clksrc_clk *exynos5_sclk_tv[] = {
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&exynos5_clk_sclk_pixel,
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&exynos5_clk_sclk_hdmi,
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};
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static struct clk *exynos5_clk_src_mpll_user_list[] = {
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[0] = &clk_fin_mpll,
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[1] = &exynos5_clk_mout_mpll.clk,
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};
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static struct clksrc_sources exynos5_clk_src_mpll_user = {
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.sources = exynos5_clk_src_mpll_user_list,
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.nr_sources = ARRAY_SIZE(exynos5_clk_src_mpll_user_list),
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};
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static struct clksrc_clk exynos5_clk_mout_mpll_user = {
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.clk = {
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.name = "mout_mpll_user",
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},
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.sources = &exynos5_clk_src_mpll_user,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP2, .shift = 20, .size = 1 },
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};
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static struct clk *exynos5_clkset_mout_cpu_list[] = {
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[0] = &exynos5_clk_mout_apll.clk,
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[1] = &exynos5_clk_mout_mpll.clk,
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};
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static struct clksrc_sources exynos5_clkset_mout_cpu = {
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.sources = exynos5_clkset_mout_cpu_list,
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.nr_sources = ARRAY_SIZE(exynos5_clkset_mout_cpu_list),
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};
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static struct clksrc_clk exynos5_clk_mout_cpu = {
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.clk = {
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.name = "mout_cpu",
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},
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.sources = &exynos5_clkset_mout_cpu,
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.reg_src = { .reg = EXYNOS5_CLKSRC_CPU, .shift = 16, .size = 1 },
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};
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static struct clksrc_clk exynos5_clk_dout_armclk = {
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.clk = {
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.name = "dout_armclk",
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.parent = &exynos5_clk_mout_cpu.clk,
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},
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.reg_div = { .reg = EXYNOS5_CLKDIV_CPU0, .shift = 0, .size = 3 },
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};
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static struct clksrc_clk exynos5_clk_dout_arm2clk = {
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.clk = {
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.name = "dout_arm2clk",
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.parent = &exynos5_clk_dout_armclk.clk,
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},
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.reg_div = { .reg = EXYNOS5_CLKDIV_CPU0, .shift = 28, .size = 3 },
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};
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static struct clk exynos5_clk_armclk = {
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.name = "armclk",
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.parent = &exynos5_clk_dout_arm2clk.clk,
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};
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/* Core list of CMU_CDREX side */
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static struct clk *exynos5_clkset_cdrex_list[] = {
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[0] = &exynos5_clk_mout_mpll.clk,
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[1] = &exynos5_clk_mout_bpll.clk,
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};
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static struct clksrc_sources exynos5_clkset_cdrex = {
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.sources = exynos5_clkset_cdrex_list,
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.nr_sources = ARRAY_SIZE(exynos5_clkset_cdrex_list),
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};
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static struct clksrc_clk exynos5_clk_cdrex = {
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.clk = {
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.name = "clk_cdrex",
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},
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.sources = &exynos5_clkset_cdrex,
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.reg_src = { .reg = EXYNOS5_CLKSRC_CDREX, .shift = 4, .size = 1 },
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.reg_div = { .reg = EXYNOS5_CLKDIV_CDREX, .shift = 16, .size = 3 },
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};
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static struct clksrc_clk exynos5_clk_aclk_acp = {
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.clk = {
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.name = "aclk_acp",
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.parent = &exynos5_clk_mout_mpll.clk,
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},
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.reg_div = { .reg = EXYNOS5_CLKDIV_ACP, .shift = 0, .size = 3 },
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};
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static struct clksrc_clk exynos5_clk_pclk_acp = {
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.clk = {
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.name = "pclk_acp",
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.parent = &exynos5_clk_aclk_acp.clk,
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},
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.reg_div = { .reg = EXYNOS5_CLKDIV_ACP, .shift = 4, .size = 3 },
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};
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/* Core list of CMU_TOP side */
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struct clk *exynos5_clkset_aclk_top_list[] = {
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[0] = &exynos5_clk_mout_mpll_user.clk,
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[1] = &exynos5_clk_mout_bpll_user.clk,
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};
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struct clksrc_sources exynos5_clkset_aclk = {
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.sources = exynos5_clkset_aclk_top_list,
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.nr_sources = ARRAY_SIZE(exynos5_clkset_aclk_top_list),
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};
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static struct clksrc_clk exynos5_clk_aclk_400 = {
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.clk = {
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.name = "aclk_400",
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},
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.sources = &exynos5_clkset_aclk,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 20, .size = 1 },
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.reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 24, .size = 3 },
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};
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struct clk *exynos5_clkset_aclk_333_166_list[] = {
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[0] = &exynos5_clk_mout_cpll.clk,
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[1] = &exynos5_clk_mout_mpll_user.clk,
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};
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struct clksrc_sources exynos5_clkset_aclk_333_166 = {
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.sources = exynos5_clkset_aclk_333_166_list,
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.nr_sources = ARRAY_SIZE(exynos5_clkset_aclk_333_166_list),
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};
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static struct clksrc_clk exynos5_clk_aclk_333 = {
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.clk = {
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.name = "aclk_333",
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},
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.sources = &exynos5_clkset_aclk_333_166,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 16, .size = 1 },
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.reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 20, .size = 3 },
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};
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static struct clksrc_clk exynos5_clk_aclk_166 = {
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.clk = {
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.name = "aclk_166",
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},
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.sources = &exynos5_clkset_aclk_333_166,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 8, .size = 1 },
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.reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 8, .size = 3 },
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};
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static struct clksrc_clk exynos5_clk_aclk_266 = {
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.clk = {
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.name = "aclk_266",
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.parent = &exynos5_clk_mout_mpll_user.clk,
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},
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.reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 16, .size = 3 },
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};
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static struct clksrc_clk exynos5_clk_aclk_200 = {
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.clk = {
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.name = "aclk_200",
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},
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.sources = &exynos5_clkset_aclk,
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.reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 12, .size = 1 },
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|
.reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 12, .size = 3 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_aclk_66_pre = {
|
|
.clk = {
|
|
.name = "aclk_66_pre",
|
|
.parent = &exynos5_clk_mout_mpll_user.clk,
|
|
},
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_TOP1, .shift = 24, .size = 3 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_aclk_66 = {
|
|
.clk = {
|
|
.name = "aclk_66",
|
|
.parent = &exynos5_clk_aclk_66_pre.clk,
|
|
},
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 0, .size = 3 },
|
|
};
|
|
|
|
static struct clk exynos5_init_clocks_off[] = {
|
|
{
|
|
.name = "timers",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 24),
|
|
}, {
|
|
.name = "rtc",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peris_ctrl,
|
|
.ctrlbit = (1 << 20),
|
|
}, {
|
|
.name = "hsmmc",
|
|
.devname = "exynos4-sdhci.0",
|
|
.parent = &exynos5_clk_aclk_200.clk,
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 12),
|
|
}, {
|
|
.name = "hsmmc",
|
|
.devname = "exynos4-sdhci.1",
|
|
.parent = &exynos5_clk_aclk_200.clk,
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 13),
|
|
}, {
|
|
.name = "hsmmc",
|
|
.devname = "exynos4-sdhci.2",
|
|
.parent = &exynos5_clk_aclk_200.clk,
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 14),
|
|
}, {
|
|
.name = "hsmmc",
|
|
.devname = "exynos4-sdhci.3",
|
|
.parent = &exynos5_clk_aclk_200.clk,
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 15),
|
|
}, {
|
|
.name = "dwmci",
|
|
.parent = &exynos5_clk_aclk_200.clk,
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 16),
|
|
}, {
|
|
.name = "sata",
|
|
.devname = "ahci",
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 6),
|
|
}, {
|
|
.name = "sata_phy",
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 24),
|
|
}, {
|
|
.name = "sata_phy_i2c",
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 25),
|
|
}, {
|
|
.name = "mfc",
|
|
.devname = "s5p-mfc",
|
|
.enable = exynos5_clk_ip_mfc_ctrl,
|
|
.ctrlbit = (1 << 0),
|
|
}, {
|
|
.name = "hdmi",
|
|
.devname = "exynos4-hdmi",
|
|
.enable = exynos5_clk_ip_disp1_ctrl,
|
|
.ctrlbit = (1 << 6),
|
|
}, {
|
|
.name = "mixer",
|
|
.devname = "s5p-mixer",
|
|
.enable = exynos5_clk_ip_disp1_ctrl,
|
|
.ctrlbit = (1 << 5),
|
|
}, {
|
|
.name = "jpeg",
|
|
.enable = exynos5_clk_ip_gen_ctrl,
|
|
.ctrlbit = (1 << 2),
|
|
}, {
|
|
.name = "dsim0",
|
|
.enable = exynos5_clk_ip_disp1_ctrl,
|
|
.ctrlbit = (1 << 3),
|
|
}, {
|
|
.name = "iis",
|
|
.devname = "samsung-i2s.1",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 20),
|
|
}, {
|
|
.name = "iis",
|
|
.devname = "samsung-i2s.2",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 21),
|
|
}, {
|
|
.name = "pcm",
|
|
.devname = "samsung-pcm.1",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 22),
|
|
}, {
|
|
.name = "pcm",
|
|
.devname = "samsung-pcm.2",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 23),
|
|
}, {
|
|
.name = "spdif",
|
|
.devname = "samsung-spdif",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 26),
|
|
}, {
|
|
.name = "ac97",
|
|
.devname = "samsung-ac97",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 27),
|
|
}, {
|
|
.name = "usbhost",
|
|
.enable = exynos5_clk_ip_fsys_ctrl ,
|
|
.ctrlbit = (1 << 18),
|
|
}, {
|
|
.name = "usbotg",
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 7),
|
|
}, {
|
|
.name = "gps",
|
|
.enable = exynos5_clk_ip_gps_ctrl,
|
|
.ctrlbit = ((1 << 3) | (1 << 2) | (1 << 0)),
|
|
}, {
|
|
.name = "nfcon",
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 22),
|
|
}, {
|
|
.name = "iop",
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = ((1 << 30) | (1 << 26) | (1 << 23)),
|
|
}, {
|
|
.name = "core_iop",
|
|
.enable = exynos5_clk_ip_core_ctrl,
|
|
.ctrlbit = ((1 << 21) | (1 << 3)),
|
|
}, {
|
|
.name = "mcu_iop",
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 0),
|
|
}, {
|
|
.name = "i2c",
|
|
.devname = "s3c2440-i2c.0",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 6),
|
|
}, {
|
|
.name = "i2c",
|
|
.devname = "s3c2440-i2c.1",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 7),
|
|
}, {
|
|
.name = "i2c",
|
|
.devname = "s3c2440-i2c.2",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 8),
|
|
}, {
|
|
.name = "i2c",
|
|
.devname = "s3c2440-i2c.3",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 9),
|
|
}, {
|
|
.name = "i2c",
|
|
.devname = "s3c2440-i2c.4",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 10),
|
|
}, {
|
|
.name = "i2c",
|
|
.devname = "s3c2440-i2c.5",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 11),
|
|
}, {
|
|
.name = "i2c",
|
|
.devname = "s3c2440-i2c.6",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 12),
|
|
}, {
|
|
.name = "i2c",
|
|
.devname = "s3c2440-i2c.7",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 13),
|
|
}, {
|
|
.name = "i2c",
|
|
.devname = "s3c2440-hdmiphy-i2c",
|
|
.parent = &exynos5_clk_aclk_66.clk,
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 14),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(mfc_l, 0),
|
|
.enable = &exynos5_clk_ip_mfc_ctrl,
|
|
.ctrlbit = (1 << 1),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(mfc_r, 1),
|
|
.enable = &exynos5_clk_ip_mfc_ctrl,
|
|
.ctrlbit = (1 << 2),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(tv, 2),
|
|
.enable = &exynos5_clk_ip_disp1_ctrl,
|
|
.ctrlbit = (1 << 9)
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(jpeg, 3),
|
|
.enable = &exynos5_clk_ip_gen_ctrl,
|
|
.ctrlbit = (1 << 7),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(rot, 4),
|
|
.enable = &exynos5_clk_ip_gen_ctrl,
|
|
.ctrlbit = (1 << 6)
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(gsc0, 5),
|
|
.enable = &exynos5_clk_ip_gscl_ctrl,
|
|
.ctrlbit = (1 << 7),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(gsc1, 6),
|
|
.enable = &exynos5_clk_ip_gscl_ctrl,
|
|
.ctrlbit = (1 << 8),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(gsc2, 7),
|
|
.enable = &exynos5_clk_ip_gscl_ctrl,
|
|
.ctrlbit = (1 << 9),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(gsc3, 8),
|
|
.enable = &exynos5_clk_ip_gscl_ctrl,
|
|
.ctrlbit = (1 << 10),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(isp, 9),
|
|
.enable = &exynos5_clk_ip_isp0_ctrl,
|
|
.ctrlbit = (0x3F << 8),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME2,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(isp, 9),
|
|
.enable = &exynos5_clk_ip_isp1_ctrl,
|
|
.ctrlbit = (0xF << 4),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(camif0, 12),
|
|
.enable = &exynos5_clk_ip_gscl_ctrl,
|
|
.ctrlbit = (1 << 11),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(camif1, 13),
|
|
.enable = &exynos5_clk_ip_gscl_ctrl,
|
|
.ctrlbit = (1 << 12),
|
|
}, {
|
|
.name = SYSMMU_CLOCK_NAME,
|
|
.devname = SYSMMU_CLOCK_DEVNAME(2d, 14),
|
|
.enable = &exynos5_clk_ip_acp_ctrl,
|
|
.ctrlbit = (1 << 7)
|
|
}
|
|
};
|
|
|
|
static struct clk exynos5_init_clocks_on[] = {
|
|
{
|
|
.name = "uart",
|
|
.devname = "s5pv210-uart.0",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 0),
|
|
}, {
|
|
.name = "uart",
|
|
.devname = "s5pv210-uart.1",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 1),
|
|
}, {
|
|
.name = "uart",
|
|
.devname = "s5pv210-uart.2",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 2),
|
|
}, {
|
|
.name = "uart",
|
|
.devname = "s5pv210-uart.3",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 3),
|
|
}, {
|
|
.name = "uart",
|
|
.devname = "s5pv210-uart.4",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 4),
|
|
}, {
|
|
.name = "uart",
|
|
.devname = "s5pv210-uart.5",
|
|
.enable = exynos5_clk_ip_peric_ctrl,
|
|
.ctrlbit = (1 << 5),
|
|
}
|
|
};
|
|
|
|
static struct clk exynos5_clk_pdma0 = {
|
|
.name = "dma",
|
|
.devname = "dma-pl330.0",
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 1),
|
|
};
|
|
|
|
static struct clk exynos5_clk_pdma1 = {
|
|
.name = "dma",
|
|
.devname = "dma-pl330.1",
|
|
.enable = exynos5_clk_ip_fsys_ctrl,
|
|
.ctrlbit = (1 << 2),
|
|
};
|
|
|
|
static struct clk exynos5_clk_mdma1 = {
|
|
.name = "dma",
|
|
.devname = "dma-pl330.2",
|
|
.enable = exynos5_clk_ip_gen_ctrl,
|
|
.ctrlbit = (1 << 4),
|
|
};
|
|
|
|
struct clk *exynos5_clkset_group_list[] = {
|
|
[0] = &clk_ext_xtal_mux,
|
|
[1] = NULL,
|
|
[2] = &exynos5_clk_sclk_hdmi24m,
|
|
[3] = &exynos5_clk_sclk_dptxphy,
|
|
[4] = &exynos5_clk_sclk_usbphy,
|
|
[5] = &exynos5_clk_sclk_hdmiphy,
|
|
[6] = &exynos5_clk_mout_mpll_user.clk,
|
|
[7] = &exynos5_clk_mout_epll.clk,
|
|
[8] = &exynos5_clk_sclk_vpll.clk,
|
|
[9] = &exynos5_clk_mout_cpll.clk,
|
|
};
|
|
|
|
struct clksrc_sources exynos5_clkset_group = {
|
|
.sources = exynos5_clkset_group_list,
|
|
.nr_sources = ARRAY_SIZE(exynos5_clkset_group_list),
|
|
};
|
|
|
|
/* Possible clock sources for aclk_266_gscl_sub Mux */
|
|
static struct clk *clk_src_gscl_266_list[] = {
|
|
[0] = &clk_ext_xtal_mux,
|
|
[1] = &exynos5_clk_aclk_266.clk,
|
|
};
|
|
|
|
static struct clksrc_sources clk_src_gscl_266 = {
|
|
.sources = clk_src_gscl_266_list,
|
|
.nr_sources = ARRAY_SIZE(clk_src_gscl_266_list),
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_dout_mmc0 = {
|
|
.clk = {
|
|
.name = "dout_mmc0",
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 0, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS1, .shift = 0, .size = 4 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_dout_mmc1 = {
|
|
.clk = {
|
|
.name = "dout_mmc1",
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 4, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS1, .shift = 16, .size = 4 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_dout_mmc2 = {
|
|
.clk = {
|
|
.name = "dout_mmc2",
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 8, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS2, .shift = 0, .size = 4 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_dout_mmc3 = {
|
|
.clk = {
|
|
.name = "dout_mmc3",
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 12, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS2, .shift = 16, .size = 4 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_dout_mmc4 = {
|
|
.clk = {
|
|
.name = "dout_mmc4",
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_FSYS, .shift = 16, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS3, .shift = 0, .size = 4 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_sclk_uart0 = {
|
|
.clk = {
|
|
.name = "uclk1",
|
|
.devname = "exynos4210-uart.0",
|
|
.enable = exynos5_clksrc_mask_peric0_ctrl,
|
|
.ctrlbit = (1 << 0),
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_PERIC0, .shift = 0, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_PERIC0, .shift = 0, .size = 4 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_sclk_uart1 = {
|
|
.clk = {
|
|
.name = "uclk1",
|
|
.devname = "exynos4210-uart.1",
|
|
.enable = exynos5_clksrc_mask_peric0_ctrl,
|
|
.ctrlbit = (1 << 4),
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_PERIC0, .shift = 4, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_PERIC0, .shift = 4, .size = 4 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_sclk_uart2 = {
|
|
.clk = {
|
|
.name = "uclk1",
|
|
.devname = "exynos4210-uart.2",
|
|
.enable = exynos5_clksrc_mask_peric0_ctrl,
|
|
.ctrlbit = (1 << 8),
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_PERIC0, .shift = 8, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_PERIC0, .shift = 8, .size = 4 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_sclk_uart3 = {
|
|
.clk = {
|
|
.name = "uclk1",
|
|
.devname = "exynos4210-uart.3",
|
|
.enable = exynos5_clksrc_mask_peric0_ctrl,
|
|
.ctrlbit = (1 << 12),
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_PERIC0, .shift = 12, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_PERIC0, .shift = 12, .size = 4 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_sclk_mmc0 = {
|
|
.clk = {
|
|
.name = "sclk_mmc",
|
|
.devname = "exynos4-sdhci.0",
|
|
.parent = &exynos5_clk_dout_mmc0.clk,
|
|
.enable = exynos5_clksrc_mask_fsys_ctrl,
|
|
.ctrlbit = (1 << 0),
|
|
},
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS1, .shift = 8, .size = 8 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_sclk_mmc1 = {
|
|
.clk = {
|
|
.name = "sclk_mmc",
|
|
.devname = "exynos4-sdhci.1",
|
|
.parent = &exynos5_clk_dout_mmc1.clk,
|
|
.enable = exynos5_clksrc_mask_fsys_ctrl,
|
|
.ctrlbit = (1 << 4),
|
|
},
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS1, .shift = 24, .size = 8 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_sclk_mmc2 = {
|
|
.clk = {
|
|
.name = "sclk_mmc",
|
|
.devname = "exynos4-sdhci.2",
|
|
.parent = &exynos5_clk_dout_mmc2.clk,
|
|
.enable = exynos5_clksrc_mask_fsys_ctrl,
|
|
.ctrlbit = (1 << 8),
|
|
},
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS2, .shift = 8, .size = 8 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clk_sclk_mmc3 = {
|
|
.clk = {
|
|
.name = "sclk_mmc",
|
|
.devname = "exynos4-sdhci.3",
|
|
.parent = &exynos5_clk_dout_mmc3.clk,
|
|
.enable = exynos5_clksrc_mask_fsys_ctrl,
|
|
.ctrlbit = (1 << 12),
|
|
},
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS2, .shift = 24, .size = 8 },
|
|
};
|
|
|
|
static struct clksrc_clk exynos5_clksrcs[] = {
|
|
{
|
|
.clk = {
|
|
.name = "sclk_dwmci",
|
|
.parent = &exynos5_clk_dout_mmc4.clk,
|
|
.enable = exynos5_clksrc_mask_fsys_ctrl,
|
|
.ctrlbit = (1 << 16),
|
|
},
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_FSYS3, .shift = 8, .size = 8 },
|
|
}, {
|
|
.clk = {
|
|
.name = "sclk_fimd",
|
|
.devname = "s3cfb.1",
|
|
.enable = exynos5_clksrc_mask_disp1_0_ctrl,
|
|
.ctrlbit = (1 << 0),
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_DISP1_0, .shift = 0, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_DISP1_0, .shift = 0, .size = 4 },
|
|
}, {
|
|
.clk = {
|
|
.name = "aclk_266_gscl",
|
|
},
|
|
.sources = &clk_src_gscl_266,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_TOP3, .shift = 8, .size = 1 },
|
|
}, {
|
|
.clk = {
|
|
.name = "sclk_g3d",
|
|
.devname = "mali-t604.0",
|
|
.enable = exynos5_clk_block_ctrl,
|
|
.ctrlbit = (1 << 1),
|
|
},
|
|
.sources = &exynos5_clkset_aclk,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_TOP0, .shift = 20, .size = 1 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_TOP0, .shift = 24, .size = 3 },
|
|
}, {
|
|
.clk = {
|
|
.name = "sclk_gscl_wrap",
|
|
.devname = "s5p-mipi-csis.0",
|
|
.enable = exynos5_clksrc_mask_gscl_ctrl,
|
|
.ctrlbit = (1 << 24),
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_GSCL, .shift = 24, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_GSCL, .shift = 24, .size = 4 },
|
|
}, {
|
|
.clk = {
|
|
.name = "sclk_gscl_wrap",
|
|
.devname = "s5p-mipi-csis.1",
|
|
.enable = exynos5_clksrc_mask_gscl_ctrl,
|
|
.ctrlbit = (1 << 28),
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_GSCL, .shift = 28, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_GSCL, .shift = 28, .size = 4 },
|
|
}, {
|
|
.clk = {
|
|
.name = "sclk_cam0",
|
|
.enable = exynos5_clksrc_mask_gscl_ctrl,
|
|
.ctrlbit = (1 << 16),
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_GSCL, .shift = 16, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_GSCL, .shift = 16, .size = 4 },
|
|
}, {
|
|
.clk = {
|
|
.name = "sclk_cam1",
|
|
.enable = exynos5_clksrc_mask_gscl_ctrl,
|
|
.ctrlbit = (1 << 20),
|
|
},
|
|
.sources = &exynos5_clkset_group,
|
|
.reg_src = { .reg = EXYNOS5_CLKSRC_GSCL, .shift = 20, .size = 4 },
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_GSCL, .shift = 20, .size = 4 },
|
|
}, {
|
|
.clk = {
|
|
.name = "sclk_jpeg",
|
|
.parent = &exynos5_clk_mout_cpll.clk,
|
|
},
|
|
.reg_div = { .reg = EXYNOS5_CLKDIV_GEN, .shift = 4, .size = 3 },
|
|
},
|
|
};
|
|
|
|
/* Clock initialization code */
|
|
static struct clksrc_clk *exynos5_sysclks[] = {
|
|
&exynos5_clk_mout_apll,
|
|
&exynos5_clk_sclk_apll,
|
|
&exynos5_clk_mout_bpll,
|
|
&exynos5_clk_mout_bpll_user,
|
|
&exynos5_clk_mout_cpll,
|
|
&exynos5_clk_mout_epll,
|
|
&exynos5_clk_mout_mpll,
|
|
&exynos5_clk_mout_mpll_user,
|
|
&exynos5_clk_vpllsrc,
|
|
&exynos5_clk_sclk_vpll,
|
|
&exynos5_clk_mout_cpu,
|
|
&exynos5_clk_dout_armclk,
|
|
&exynos5_clk_dout_arm2clk,
|
|
&exynos5_clk_cdrex,
|
|
&exynos5_clk_aclk_400,
|
|
&exynos5_clk_aclk_333,
|
|
&exynos5_clk_aclk_266,
|
|
&exynos5_clk_aclk_200,
|
|
&exynos5_clk_aclk_166,
|
|
&exynos5_clk_aclk_66_pre,
|
|
&exynos5_clk_aclk_66,
|
|
&exynos5_clk_dout_mmc0,
|
|
&exynos5_clk_dout_mmc1,
|
|
&exynos5_clk_dout_mmc2,
|
|
&exynos5_clk_dout_mmc3,
|
|
&exynos5_clk_dout_mmc4,
|
|
&exynos5_clk_aclk_acp,
|
|
&exynos5_clk_pclk_acp,
|
|
};
|
|
|
|
static struct clk *exynos5_clk_cdev[] = {
|
|
&exynos5_clk_pdma0,
|
|
&exynos5_clk_pdma1,
|
|
&exynos5_clk_mdma1,
|
|
};
|
|
|
|
static struct clksrc_clk *exynos5_clksrc_cdev[] = {
|
|
&exynos5_clk_sclk_uart0,
|
|
&exynos5_clk_sclk_uart1,
|
|
&exynos5_clk_sclk_uart2,
|
|
&exynos5_clk_sclk_uart3,
|
|
&exynos5_clk_sclk_mmc0,
|
|
&exynos5_clk_sclk_mmc1,
|
|
&exynos5_clk_sclk_mmc2,
|
|
&exynos5_clk_sclk_mmc3,
|
|
};
|
|
|
|
static struct clk_lookup exynos5_clk_lookup[] = {
|
|
CLKDEV_INIT("exynos4210-uart.0", "clk_uart_baud0", &exynos5_clk_sclk_uart0.clk),
|
|
CLKDEV_INIT("exynos4210-uart.1", "clk_uart_baud0", &exynos5_clk_sclk_uart1.clk),
|
|
CLKDEV_INIT("exynos4210-uart.2", "clk_uart_baud0", &exynos5_clk_sclk_uart2.clk),
|
|
CLKDEV_INIT("exynos4210-uart.3", "clk_uart_baud0", &exynos5_clk_sclk_uart3.clk),
|
|
CLKDEV_INIT("exynos4-sdhci.0", "mmc_busclk.2", &exynos5_clk_sclk_mmc0.clk),
|
|
CLKDEV_INIT("exynos4-sdhci.1", "mmc_busclk.2", &exynos5_clk_sclk_mmc1.clk),
|
|
CLKDEV_INIT("exynos4-sdhci.2", "mmc_busclk.2", &exynos5_clk_sclk_mmc2.clk),
|
|
CLKDEV_INIT("exynos4-sdhci.3", "mmc_busclk.2", &exynos5_clk_sclk_mmc3.clk),
|
|
CLKDEV_INIT("dma-pl330.0", "apb_pclk", &exynos5_clk_pdma0),
|
|
CLKDEV_INIT("dma-pl330.1", "apb_pclk", &exynos5_clk_pdma1),
|
|
CLKDEV_INIT("dma-pl330.2", "apb_pclk", &exynos5_clk_mdma1),
|
|
};
|
|
|
|
static unsigned long exynos5_epll_get_rate(struct clk *clk)
|
|
{
|
|
return clk->rate;
|
|
}
|
|
|
|
static struct clk *exynos5_clks[] __initdata = {
|
|
&exynos5_clk_sclk_hdmi27m,
|
|
&exynos5_clk_sclk_hdmiphy,
|
|
&clk_fout_bpll,
|
|
&clk_fout_cpll,
|
|
&exynos5_clk_armclk,
|
|
};
|
|
|
|
static u32 epll_div[][6] = {
|
|
{ 192000000, 0, 48, 3, 1, 0 },
|
|
{ 180000000, 0, 45, 3, 1, 0 },
|
|
{ 73728000, 1, 73, 3, 3, 47710 },
|
|
{ 67737600, 1, 90, 4, 3, 20762 },
|
|
{ 49152000, 0, 49, 3, 3, 9961 },
|
|
{ 45158400, 0, 45, 3, 3, 10381 },
|
|
{ 180633600, 0, 45, 3, 1, 10381 },
|
|
};
|
|
|
|
static int exynos5_epll_set_rate(struct clk *clk, unsigned long rate)
|
|
{
|
|
unsigned int epll_con, epll_con_k;
|
|
unsigned int i;
|
|
unsigned int tmp;
|
|
unsigned int epll_rate;
|
|
unsigned int locktime;
|
|
unsigned int lockcnt;
|
|
|
|
/* Return if nothing changed */
|
|
if (clk->rate == rate)
|
|
return 0;
|
|
|
|
if (clk->parent)
|
|
epll_rate = clk_get_rate(clk->parent);
|
|
else
|
|
epll_rate = clk_ext_xtal_mux.rate;
|
|
|
|
if (epll_rate != 24000000) {
|
|
pr_err("Invalid Clock : recommended clock is 24MHz.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
epll_con = __raw_readl(EXYNOS5_EPLL_CON0);
|
|
epll_con &= ~(0x1 << 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_con |= epll_div[i][2] << PLL46XX_MDIV_SHIFT;
|
|
epll_con |= epll_div[i][3] << PLL46XX_PDIV_SHIFT;
|
|
epll_con |= 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;
|
|
}
|
|
|
|
epll_rate /= 1000000;
|
|
|
|
/* 3000 max_cycls : specification data */
|
|
locktime = 3000 / epll_rate * epll_div[i][3];
|
|
lockcnt = locktime * 10000 / (10000 / epll_rate);
|
|
|
|
__raw_writel(lockcnt, EXYNOS5_EPLL_LOCK);
|
|
|
|
__raw_writel(epll_con, EXYNOS5_EPLL_CON0);
|
|
__raw_writel(epll_con_k, EXYNOS5_EPLL_CON1);
|
|
|
|
do {
|
|
tmp = __raw_readl(EXYNOS5_EPLL_CON0);
|
|
} while (!(tmp & 0x1 << EXYNOS5_EPLLCON0_LOCKED_SHIFT));
|
|
|
|
clk->rate = rate;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct clk_ops exynos5_epll_ops = {
|
|
.get_rate = exynos5_epll_get_rate,
|
|
.set_rate = exynos5_epll_set_rate,
|
|
};
|
|
|
|
static int xtal_rate;
|
|
|
|
static unsigned long exynos5_fout_apll_get_rate(struct clk *clk)
|
|
{
|
|
return s5p_get_pll35xx(xtal_rate, __raw_readl(EXYNOS5_APLL_CON0));
|
|
}
|
|
|
|
static struct clk_ops exynos5_fout_apll_ops = {
|
|
.get_rate = exynos5_fout_apll_get_rate,
|
|
};
|
|
|
|
#ifdef CONFIG_PM
|
|
static int exynos5_clock_suspend(void)
|
|
{
|
|
s3c_pm_do_save(exynos5_clock_save, ARRAY_SIZE(exynos5_clock_save));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void exynos5_clock_resume(void)
|
|
{
|
|
s3c_pm_do_restore_core(exynos5_clock_save, ARRAY_SIZE(exynos5_clock_save));
|
|
}
|
|
#else
|
|
#define exynos5_clock_suspend NULL
|
|
#define exynos5_clock_resume NULL
|
|
#endif
|
|
|
|
struct syscore_ops exynos5_clock_syscore_ops = {
|
|
.suspend = exynos5_clock_suspend,
|
|
.resume = exynos5_clock_resume,
|
|
};
|
|
|
|
void __init_or_cpufreq exynos5_setup_clocks(void)
|
|
{
|
|
struct clk *xtal_clk;
|
|
unsigned long apll;
|
|
unsigned long bpll;
|
|
unsigned long cpll;
|
|
unsigned long mpll;
|
|
unsigned long epll;
|
|
unsigned long vpll;
|
|
unsigned long vpllsrc;
|
|
unsigned long xtal;
|
|
unsigned long armclk;
|
|
unsigned long mout_cdrex;
|
|
unsigned long aclk_400;
|
|
unsigned long aclk_333;
|
|
unsigned long aclk_266;
|
|
unsigned long aclk_200;
|
|
unsigned long aclk_166;
|
|
unsigned long aclk_66;
|
|
unsigned int ptr;
|
|
|
|
printk(KERN_DEBUG "%s: registering clocks\n", __func__);
|
|
|
|
xtal_clk = clk_get(NULL, "xtal");
|
|
BUG_ON(IS_ERR(xtal_clk));
|
|
|
|
xtal = clk_get_rate(xtal_clk);
|
|
|
|
xtal_rate = xtal;
|
|
|
|
clk_put(xtal_clk);
|
|
|
|
printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
|
|
|
|
apll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS5_APLL_CON0));
|
|
bpll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS5_BPLL_CON0));
|
|
cpll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS5_CPLL_CON0));
|
|
mpll = s5p_get_pll35xx(xtal, __raw_readl(EXYNOS5_MPLL_CON0));
|
|
epll = s5p_get_pll36xx(xtal, __raw_readl(EXYNOS5_EPLL_CON0),
|
|
__raw_readl(EXYNOS5_EPLL_CON1));
|
|
|
|
vpllsrc = clk_get_rate(&exynos5_clk_vpllsrc.clk);
|
|
vpll = s5p_get_pll36xx(vpllsrc, __raw_readl(EXYNOS5_VPLL_CON0),
|
|
__raw_readl(EXYNOS5_VPLL_CON1));
|
|
|
|
clk_fout_apll.ops = &exynos5_fout_apll_ops;
|
|
clk_fout_bpll.rate = bpll;
|
|
clk_fout_cpll.rate = cpll;
|
|
clk_fout_mpll.rate = mpll;
|
|
clk_fout_epll.rate = epll;
|
|
clk_fout_vpll.rate = vpll;
|
|
|
|
printk(KERN_INFO "EXYNOS5: PLL settings, A=%ld, B=%ld, C=%ld\n"
|
|
"M=%ld, E=%ld V=%ld",
|
|
apll, bpll, cpll, mpll, epll, vpll);
|
|
|
|
armclk = clk_get_rate(&exynos5_clk_armclk);
|
|
mout_cdrex = clk_get_rate(&exynos5_clk_cdrex.clk);
|
|
|
|
aclk_400 = clk_get_rate(&exynos5_clk_aclk_400.clk);
|
|
aclk_333 = clk_get_rate(&exynos5_clk_aclk_333.clk);
|
|
aclk_266 = clk_get_rate(&exynos5_clk_aclk_266.clk);
|
|
aclk_200 = clk_get_rate(&exynos5_clk_aclk_200.clk);
|
|
aclk_166 = clk_get_rate(&exynos5_clk_aclk_166.clk);
|
|
aclk_66 = clk_get_rate(&exynos5_clk_aclk_66.clk);
|
|
|
|
printk(KERN_INFO "EXYNOS5: ARMCLK=%ld, CDREX=%ld, ACLK400=%ld\n"
|
|
"ACLK333=%ld, ACLK266=%ld, ACLK200=%ld\n"
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"ACLK166=%ld, ACLK66=%ld\n",
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armclk, mout_cdrex, aclk_400,
|
|
aclk_333, aclk_266, aclk_200,
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aclk_166, aclk_66);
|
|
|
|
|
|
clk_fout_epll.ops = &exynos5_epll_ops;
|
|
|
|
if (clk_set_parent(&exynos5_clk_mout_epll.clk, &clk_fout_epll))
|
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printk(KERN_ERR "Unable to set parent %s of clock %s.\n",
|
|
clk_fout_epll.name, exynos5_clk_mout_epll.clk.name);
|
|
|
|
clk_set_rate(&exynos5_clk_sclk_apll.clk, 100000000);
|
|
clk_set_rate(&exynos5_clk_aclk_266.clk, 300000000);
|
|
|
|
clk_set_rate(&exynos5_clk_aclk_acp.clk, 267000000);
|
|
clk_set_rate(&exynos5_clk_pclk_acp.clk, 134000000);
|
|
|
|
for (ptr = 0; ptr < ARRAY_SIZE(exynos5_clksrcs); ptr++)
|
|
s3c_set_clksrc(&exynos5_clksrcs[ptr], true);
|
|
}
|
|
|
|
void __init exynos5_register_clocks(void)
|
|
{
|
|
int ptr;
|
|
|
|
s3c24xx_register_clocks(exynos5_clks, ARRAY_SIZE(exynos5_clks));
|
|
|
|
for (ptr = 0; ptr < ARRAY_SIZE(exynos5_sysclks); ptr++)
|
|
s3c_register_clksrc(exynos5_sysclks[ptr], 1);
|
|
|
|
for (ptr = 0; ptr < ARRAY_SIZE(exynos5_sclk_tv); ptr++)
|
|
s3c_register_clksrc(exynos5_sclk_tv[ptr], 1);
|
|
|
|
for (ptr = 0; ptr < ARRAY_SIZE(exynos5_clksrc_cdev); ptr++)
|
|
s3c_register_clksrc(exynos5_clksrc_cdev[ptr], 1);
|
|
|
|
s3c_register_clksrc(exynos5_clksrcs, ARRAY_SIZE(exynos5_clksrcs));
|
|
s3c_register_clocks(exynos5_init_clocks_on, ARRAY_SIZE(exynos5_init_clocks_on));
|
|
|
|
s3c24xx_register_clocks(exynos5_clk_cdev, ARRAY_SIZE(exynos5_clk_cdev));
|
|
for (ptr = 0; ptr < ARRAY_SIZE(exynos5_clk_cdev); ptr++)
|
|
s3c_disable_clocks(exynos5_clk_cdev[ptr], 1);
|
|
|
|
s3c_register_clocks(exynos5_init_clocks_off, ARRAY_SIZE(exynos5_init_clocks_off));
|
|
s3c_disable_clocks(exynos5_init_clocks_off, ARRAY_SIZE(exynos5_init_clocks_off));
|
|
clkdev_add_table(exynos5_clk_lookup, ARRAY_SIZE(exynos5_clk_lookup));
|
|
|
|
register_syscore_ops(&exynos5_clock_syscore_ops);
|
|
s3c_pwmclk_init();
|
|
}
|