diff options
Diffstat (limited to 'arch/arm/mach-s5pc100/clock.c')
-rw-r--r-- | arch/arm/mach-s5pc100/clock.c | 1361 |
1 files changed, 0 insertions, 1361 deletions
diff --git a/arch/arm/mach-s5pc100/clock.c b/arch/arm/mach-s5pc100/clock.c deleted file mode 100644 index d0dc10ee772..00000000000 --- a/arch/arm/mach-s5pc100/clock.c +++ /dev/null @@ -1,1361 +0,0 @@ -/* linux/arch/arm/mach-s5pc100/clock.c - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * S5PC100 - 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/err.h> -#include <linux/clk.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 struct clk s5p_clk_otgphy = { - .name = "otg_phy", -}; - -static struct clk dummy_apb_pclk = { - .name = "apb_pclk", - .id = -1, -}; - -static struct clk *clk_src_mout_href_list[] = { - [0] = &s5p_clk_27m, - [1] = &clk_fin_hpll, -}; - -static struct clksrc_sources clk_src_mout_href = { - .sources = clk_src_mout_href_list, - .nr_sources = ARRAY_SIZE(clk_src_mout_href_list), -}; - -static struct clksrc_clk clk_mout_href = { - .clk = { - .name = "mout_href", - }, - .sources = &clk_src_mout_href, - .reg_src = { .reg = S5P_CLK_SRC0, .shift = 20, .size = 1 }, -}; - -static struct clk *clk_src_mout_48m_list[] = { - [0] = &clk_xusbxti, - [1] = &s5p_clk_otgphy, -}; - -static struct clksrc_sources clk_src_mout_48m = { - .sources = clk_src_mout_48m_list, - .nr_sources = ARRAY_SIZE(clk_src_mout_48m_list), -}; - -static struct clksrc_clk clk_mout_48m = { - .clk = { - .name = "mout_48m", - }, - .sources = &clk_src_mout_48m, - .reg_src = { .reg = S5P_CLK_SRC1, .shift = 24, .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 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 clk *clk_src_mout_hpll_list[] = { - [0] = &s5p_clk_27m, -}; - -static struct clksrc_sources clk_src_mout_hpll = { - .sources = clk_src_mout_hpll_list, - .nr_sources = ARRAY_SIZE(clk_src_mout_hpll_list), -}; - -static struct clksrc_clk clk_mout_hpll = { - .clk = { - .name = "mout_hpll", - }, - .sources = &clk_src_mout_hpll, - .reg_src = { .reg = S5P_CLK_SRC0, .shift = 12, .size = 1 }, -}; - -static struct clksrc_clk clk_div_apll = { - .clk = { - .name = "div_apll", - .parent = &clk_mout_apll.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV0, .shift = 0, .size = 1 }, -}; - -static struct clksrc_clk clk_div_arm = { - .clk = { - .name = "div_arm", - .parent = &clk_div_apll.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV0, .shift = 4, .size = 3 }, -}; - -static struct clksrc_clk clk_div_d0_bus = { - .clk = { - .name = "div_d0_bus", - .parent = &clk_div_arm.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV0, .shift = 8, .size = 3 }, -}; - -static struct clksrc_clk clk_div_pclkd0 = { - .clk = { - .name = "div_pclkd0", - .parent = &clk_div_d0_bus.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV0, .shift = 12, .size = 3 }, -}; - -static struct clksrc_clk clk_div_secss = { - .clk = { - .name = "div_secss", - .parent = &clk_div_d0_bus.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV0, .shift = 16, .size = 3 }, -}; - -static struct clksrc_clk clk_div_apll2 = { - .clk = { - .name = "div_apll2", - .parent = &clk_mout_apll.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV1, .shift = 0, .size = 3 }, -}; - -static struct clk *clk_src_mout_am_list[] = { - [0] = &clk_mout_mpll.clk, - [1] = &clk_div_apll2.clk, -}; - -static struct clksrc_sources clk_src_mout_am = { - .sources = clk_src_mout_am_list, - .nr_sources = ARRAY_SIZE(clk_src_mout_am_list), -}; - -static struct clksrc_clk clk_mout_am = { - .clk = { - .name = "mout_am", - }, - .sources = &clk_src_mout_am, - .reg_src = { .reg = S5P_CLK_SRC0, .shift = 16, .size = 1 }, -}; - -static struct clksrc_clk clk_div_d1_bus = { - .clk = { - .name = "div_d1_bus", - .parent = &clk_mout_am.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV1, .shift = 12, .size = 3 }, -}; - -static struct clksrc_clk clk_div_mpll2 = { - .clk = { - .name = "div_mpll2", - .parent = &clk_mout_am.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV1, .shift = 8, .size = 1 }, -}; - -static struct clksrc_clk clk_div_mpll = { - .clk = { - .name = "div_mpll", - .parent = &clk_mout_am.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV1, .shift = 4, .size = 2 }, -}; - -static struct clk *clk_src_mout_onenand_list[] = { - [0] = &clk_div_d0_bus.clk, - [1] = &clk_div_d1_bus.clk, -}; - -static struct clksrc_sources clk_src_mout_onenand = { - .sources = clk_src_mout_onenand_list, - .nr_sources = ARRAY_SIZE(clk_src_mout_onenand_list), -}; - -static struct clksrc_clk clk_mout_onenand = { - .clk = { - .name = "mout_onenand", - }, - .sources = &clk_src_mout_onenand, - .reg_src = { .reg = S5P_CLK_SRC0, .shift = 24, .size = 1 }, -}; - -static struct clksrc_clk clk_div_onenand = { - .clk = { - .name = "div_onenand", - .parent = &clk_mout_onenand.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV1, .shift = 20, .size = 2 }, -}; - -static struct clksrc_clk clk_div_pclkd1 = { - .clk = { - .name = "div_pclkd1", - .parent = &clk_div_d1_bus.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV1, .shift = 16, .size = 3 }, -}; - -static struct clksrc_clk clk_div_cam = { - .clk = { - .name = "div_cam", - .parent = &clk_div_mpll2.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV1, .shift = 24, .size = 5 }, -}; - -static struct clksrc_clk clk_div_hdmi = { - .clk = { - .name = "div_hdmi", - .parent = &clk_mout_hpll.clk, - }, - .reg_div = { .reg = S5P_CLK_DIV3, .shift = 28, .size = 4 }, -}; - -static u32 epll_div[][4] = { - { 32750000, 131, 3, 4 }, - { 32768000, 131, 3, 4 }, - { 36000000, 72, 3, 3 }, - { 45000000, 90, 3, 3 }, - { 45158000, 90, 3, 3 }, - { 45158400, 90, 3, 3 }, - { 48000000, 96, 3, 3 }, - { 49125000, 131, 4, 3 }, - { 49152000, 131, 4, 3 }, - { 60000000, 120, 3, 3 }, - { 67737600, 226, 5, 3 }, - { 67738000, 226, 5, 3 }, - { 73800000, 246, 5, 3 }, - { 73728000, 246, 5, 3 }, - { 72000000, 144, 3, 3 }, - { 84000000, 168, 3, 3 }, - { 96000000, 96, 3, 2 }, - { 144000000, 144, 3, 2 }, - { 192000000, 96, 3, 1 } -}; - -static int s5pc100_epll_set_rate(struct clk *clk, unsigned long rate) -{ - unsigned int epll_con; - unsigned int i; - - if (clk->rate == rate) /* Return if nothing changed */ - return 0; - - epll_con = __raw_readl(S5P_EPLL_CON); - - epll_con &= ~(PLL65XX_MDIV_MASK | PLL65XX_PDIV_MASK | PLL65XX_SDIV_MASK); - - for (i = 0; i < ARRAY_SIZE(epll_div); i++) { - if (epll_div[i][0] == rate) { - epll_con |= (epll_div[i][1] << PLL65XX_MDIV_SHIFT) | - (epll_div[i][2] << PLL65XX_PDIV_SHIFT) | - (epll_div[i][3] << PLL65XX_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); - - printk(KERN_WARNING "EPLL Rate changes from %lu to %lu\n", - clk->rate, rate); - - clk->rate = rate; - - return 0; -} - -static struct clk_ops s5pc100_epll_ops = { - .get_rate = s5p_epll_get_rate, - .set_rate = s5pc100_epll_set_rate, -}; - -static int s5pc100_d0_0_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_D00, clk, enable); -} - -static int s5pc100_d0_1_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_D01, clk, enable); -} - -static int s5pc100_d0_2_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_D02, clk, enable); -} - -static int s5pc100_d1_0_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_D10, clk, enable); -} - -static int s5pc100_d1_1_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_D11, clk, enable); -} - -static int s5pc100_d1_2_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_D12, clk, enable); -} - -static int s5pc100_d1_3_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_D13, clk, enable); -} - -static int s5pc100_d1_4_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_D14, clk, enable); -} - -static int s5pc100_d1_5_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_D15, clk, enable); -} - -static int s5pc100_sclk0_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_SCLK0, clk, enable); -} - -static int s5pc100_sclk1_ctrl(struct clk *clk, int enable) -{ - return s5p_gatectrl(S5P_CLKGATE_SCLK1, clk, enable); -} - -/* - * The following clocks will be disabled during clock initialization. It is - * recommended to keep the following clocks disabled until the driver requests - * for enabling the clock. - */ -static struct clk init_clocks_off[] = { - { - .name = "cssys", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_0_ctrl, - .ctrlbit = (1 << 6), - }, { - .name = "secss", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_0_ctrl, - .ctrlbit = (1 << 5), - }, { - .name = "g2d", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_0_ctrl, - .ctrlbit = (1 << 4), - }, { - .name = "mdma", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_0_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "cfcon", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_0_ctrl, - .ctrlbit = (1 << 2), - }, { - .name = "nfcon", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_1_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "onenandc", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_1_ctrl, - .ctrlbit = (1 << 2), - }, { - .name = "sdm", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_2_ctrl, - .ctrlbit = (1 << 2), - }, { - .name = "seckey", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_2_ctrl, - .ctrlbit = (1 << 1), - }, { - .name = "modemif", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_0_ctrl, - .ctrlbit = (1 << 4), - }, { - .name = "otg", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_0_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "usbhost", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_0_ctrl, - .ctrlbit = (1 << 2), - }, { - .name = "dma", - .devname = "dma-pl330.1", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_0_ctrl, - .ctrlbit = (1 << 1), - }, { - .name = "dma", - .devname = "dma-pl330.0", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_0_ctrl, - .ctrlbit = (1 << 0), - }, { - .name = "lcd", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_1_ctrl, - .ctrlbit = (1 << 0), - }, { - .name = "rotator", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_1_ctrl, - .ctrlbit = (1 << 1), - }, { - .name = "fimc", - .devname = "s5p-fimc.0", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_1_ctrl, - .ctrlbit = (1 << 2), - }, { - .name = "fimc", - .devname = "s5p-fimc.1", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_1_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "fimc", - .devname = "s5p-fimc.2", - .enable = s5pc100_d1_1_ctrl, - .ctrlbit = (1 << 4), - }, { - .name = "jpeg", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_1_ctrl, - .ctrlbit = (1 << 5), - }, { - .name = "mipi-dsim", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_1_ctrl, - .ctrlbit = (1 << 6), - }, { - .name = "mipi-csis", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_1_ctrl, - .ctrlbit = (1 << 7), - }, { - .name = "g3d", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_0_ctrl, - .ctrlbit = (1 << 8), - }, { - .name = "tv", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_2_ctrl, - .ctrlbit = (1 << 0), - }, { - .name = "vp", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_2_ctrl, - .ctrlbit = (1 << 1), - }, { - .name = "mixer", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_2_ctrl, - .ctrlbit = (1 << 2), - }, { - .name = "hdmi", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_2_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "mfc", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_2_ctrl, - .ctrlbit = (1 << 4), - }, { - .name = "apc", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_3_ctrl, - .ctrlbit = (1 << 2), - }, { - .name = "iec", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_3_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "systimer", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_3_ctrl, - .ctrlbit = (1 << 7), - }, { - .name = "watchdog", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_3_ctrl, - .ctrlbit = (1 << 8), - }, { - .name = "rtc", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_3_ctrl, - .ctrlbit = (1 << 9), - }, { - .name = "i2c", - .devname = "s3c2440-i2c.0", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 4), - }, { - .name = "i2c", - .devname = "s3c2440-i2c.1", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 5), - }, { - .name = "spi", - .devname = "s5pc100-spi.0", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 6), - }, { - .name = "spi", - .devname = "s5pc100-spi.1", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 7), - }, { - .name = "spi", - .devname = "s5pc100-spi.2", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 8), - }, { - .name = "irda", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 9), - }, { - .name = "ccan", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 10), - }, { - .name = "ccan", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 11), - }, { - .name = "hsitx", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 12), - }, { - .name = "hsirx", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 13), - }, { - .name = "ac97", - .parent = &clk_div_pclkd1.clk, - .enable = s5pc100_d1_5_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "pcm", - .devname = "samsung-pcm.0", - .parent = &clk_div_pclkd1.clk, - .enable = s5pc100_d1_5_ctrl, - .ctrlbit = (1 << 4), - }, { - .name = "pcm", - .devname = "samsung-pcm.1", - .parent = &clk_div_pclkd1.clk, - .enable = s5pc100_d1_5_ctrl, - .ctrlbit = (1 << 5), - }, { - .name = "spdif", - .parent = &clk_div_pclkd1.clk, - .enable = s5pc100_d1_5_ctrl, - .ctrlbit = (1 << 6), - }, { - .name = "adc", - .parent = &clk_div_pclkd1.clk, - .enable = s5pc100_d1_5_ctrl, - .ctrlbit = (1 << 7), - }, { - .name = "keypad", - .parent = &clk_div_pclkd1.clk, - .enable = s5pc100_d1_5_ctrl, - .ctrlbit = (1 << 8), - }, { - .name = "mmc_48m", - .devname = "s3c-sdhci.0", - .parent = &clk_mout_48m.clk, - .enable = s5pc100_sclk0_ctrl, - .ctrlbit = (1 << 15), - }, { - .name = "mmc_48m", - .devname = "s3c-sdhci.1", - .parent = &clk_mout_48m.clk, - .enable = s5pc100_sclk0_ctrl, - .ctrlbit = (1 << 16), - }, { - .name = "mmc_48m", - .devname = "s3c-sdhci.2", - .parent = &clk_mout_48m.clk, - .enable = s5pc100_sclk0_ctrl, - .ctrlbit = (1 << 17), - }, -}; - -static struct clk clk_hsmmc2 = { - .name = "hsmmc", - .devname = "s3c-sdhci.2", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_0_ctrl, - .ctrlbit = (1 << 7), -}; - -static struct clk clk_hsmmc1 = { - .name = "hsmmc", - .devname = "s3c-sdhci.1", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_0_ctrl, - .ctrlbit = (1 << 6), -}; - -static struct clk clk_hsmmc0 = { - .name = "hsmmc", - .devname = "s3c-sdhci.0", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_0_ctrl, - .ctrlbit = (1 << 5), -}; - -static struct clk clk_48m_spi0 = { - .name = "spi_48m", - .devname = "s5pc100-spi.0", - .parent = &clk_mout_48m.clk, - .enable = s5pc100_sclk0_ctrl, - .ctrlbit = (1 << 7), -}; - -static struct clk clk_48m_spi1 = { - .name = "spi_48m", - .devname = "s5pc100-spi.1", - .parent = &clk_mout_48m.clk, - .enable = s5pc100_sclk0_ctrl, - .ctrlbit = (1 << 8), -}; - -static struct clk clk_48m_spi2 = { - .name = "spi_48m", - .devname = "s5pc100-spi.2", - .parent = &clk_mout_48m.clk, - .enable = s5pc100_sclk0_ctrl, - .ctrlbit = (1 << 9), -}; - -static struct clk clk_i2s0 = { - .name = "iis", - .devname = "samsung-i2s.0", - .parent = &clk_div_pclkd1.clk, - .enable = s5pc100_d1_5_ctrl, - .ctrlbit = (1 << 0), -}; - -static struct clk clk_i2s1 = { - .name = "iis", - .devname = "samsung-i2s.1", - .parent = &clk_div_pclkd1.clk, - .enable = s5pc100_d1_5_ctrl, - .ctrlbit = (1 << 1), -}; - -static struct clk clk_i2s2 = { - .name = "iis", - .devname = "samsung-i2s.2", - .parent = &clk_div_pclkd1.clk, - .enable = s5pc100_d1_5_ctrl, - .ctrlbit = (1 << 2), -}; - -static struct clk clk_vclk54m = { - .name = "vclk_54m", - .rate = 54000000, -}; - -static struct clk clk_i2scdclk0 = { - .name = "i2s_cdclk0", -}; - -static struct clk clk_i2scdclk1 = { - .name = "i2s_cdclk1", -}; - -static struct clk clk_i2scdclk2 = { - .name = "i2s_cdclk2", -}; - -static struct clk clk_pcmcdclk0 = { - .name = "pcm_cdclk0", -}; - -static struct clk clk_pcmcdclk1 = { - .name = "pcm_cdclk1", -}; - -static struct clk *clk_src_group1_list[] = { - [0] = &clk_mout_epll.clk, - [1] = &clk_div_mpll2.clk, - [2] = &clk_fin_epll, - [3] = &clk_mout_hpll.clk, -}; - -static struct clksrc_sources clk_src_group1 = { - .sources = clk_src_group1_list, - .nr_sources = ARRAY_SIZE(clk_src_group1_list), -}; - -static struct clk *clk_src_group2_list[] = { - [0] = &clk_mout_epll.clk, - [1] = &clk_div_mpll.clk, -}; - -static struct clksrc_sources clk_src_group2 = { - .sources = clk_src_group2_list, - .nr_sources = ARRAY_SIZE(clk_src_group2_list), -}; - -static struct clk *clk_src_group3_list[] = { - [0] = &clk_mout_epll.clk, - [1] = &clk_div_mpll.clk, - [2] = &clk_fin_epll, - [3] = &clk_i2scdclk0, - [4] = &clk_pcmcdclk0, - [5] = &clk_mout_hpll.clk, -}; - -static struct clksrc_sources clk_src_group3 = { - .sources = clk_src_group3_list, - .nr_sources = ARRAY_SIZE(clk_src_group3_list), -}; - -static struct clksrc_clk clk_sclk_audio0 = { - .clk = { - .name = "sclk_audio", - .devname = "samsung-pcm.0", - .ctrlbit = (1 << 8), - .enable = s5pc100_sclk1_ctrl, - }, - .sources = &clk_src_group3, - .reg_src = { .reg = S5P_CLK_SRC3, .shift = 12, .size = 3 }, - .reg_div = { .reg = S5P_CLK_DIV4, .shift = 12, .size = 4 }, -}; - -static struct clk *clk_src_group4_list[] = { - [0] = &clk_mout_epll.clk, - [1] = &clk_div_mpll.clk, - [2] = &clk_fin_epll, - [3] = &clk_i2scdclk1, - [4] = &clk_pcmcdclk1, - [5] = &clk_mout_hpll.clk, -}; - -static struct clksrc_sources clk_src_group4 = { - .sources = clk_src_group4_list, - .nr_sources = ARRAY_SIZE(clk_src_group4_list), -}; - -static struct clksrc_clk clk_sclk_audio1 = { - .clk = { - .name = "sclk_audio", - .devname = "samsung-pcm.1", - .ctrlbit = (1 << 9), - .enable = s5pc100_sclk1_ctrl, - }, - .sources = &clk_src_group4, - .reg_src = { .reg = S5P_CLK_SRC3, .shift = 16, .size = 3 }, - .reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 }, -}; - -static struct clk *clk_src_group5_list[] = { - [0] = &clk_mout_epll.clk, - [1] = &clk_div_mpll.clk, - [2] = &clk_fin_epll, - [3] = &clk_i2scdclk2, - [4] = &clk_mout_hpll.clk, -}; - -static struct clksrc_sources clk_src_group5 = { - .sources = clk_src_group5_list, - .nr_sources = ARRAY_SIZE(clk_src_group5_list), -}; - -static struct clksrc_clk clk_sclk_audio2 = { - .clk = { - .name = "sclk_audio", - .devname = "samsung-pcm.2", - .ctrlbit = (1 << 10), - .enable = s5pc100_sclk1_ctrl, - }, - .sources = &clk_src_group5, - .reg_src = { .reg = S5P_CLK_SRC3, .shift = 20, .size = 3 }, - .reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 }, -}; - -static struct clk *clk_src_group6_list[] = { - [0] = &s5p_clk_27m, - [1] = &clk_vclk54m, - [2] = &clk_div_hdmi.clk, -}; - -static struct clksrc_sources clk_src_group6 = { - .sources = clk_src_group6_list, - .nr_sources = ARRAY_SIZE(clk_src_group6_list), -}; - -static struct clk *clk_src_group7_list[] = { - [0] = &clk_mout_epll.clk, - [1] = &clk_div_mpll.clk, - [2] = &clk_mout_hpll.clk, - [3] = &clk_vclk54m, -}; - -static struct clksrc_sources clk_src_group7 = { - .sources = clk_src_group7_list, - .nr_sources = ARRAY_SIZE(clk_src_group7_list), -}; - -static struct clk *clk_src_mmc0_list[] = { - [0] = &clk_mout_epll.clk, - [1] = &clk_div_mpll.clk, - [2] = &clk_fin_epll, -}; - -static struct clksrc_sources clk_src_mmc0 = { - .sources = clk_src_mmc0_list, - .nr_sources = ARRAY_SIZE(clk_src_mmc0_list), -}; - -static struct clk *clk_src_mmc12_list[] = { - [0] = &clk_mout_epll.clk, - [1] = &clk_div_mpll.clk, - [2] = &clk_fin_epll, - [3] = &clk_mout_hpll.clk, -}; - -static struct clksrc_sources clk_src_mmc12 = { - .sources = clk_src_mmc12_list, - .nr_sources = ARRAY_SIZE(clk_src_mmc12_list), -}; - -static struct clk *clk_src_irda_usb_list[] = { - [0] = &clk_mout_epll.clk, - [1] = &clk_div_mpll.clk, - [2] = &clk_fin_epll, - [3] = &clk_mout_hpll.clk, -}; - -static struct clksrc_sources clk_src_irda_usb = { - .sources = clk_src_irda_usb_list, - .nr_sources = ARRAY_SIZE(clk_src_irda_usb_list), -}; - -static struct clk *clk_src_pwi_list[] = { - [0] = &clk_fin_epll, - [1] = &clk_mout_epll.clk, - [2] = &clk_div_mpll.clk, -}; - -static struct clksrc_sources clk_src_pwi = { - .sources = clk_src_pwi_list, - .nr_sources = ARRAY_SIZE(clk_src_pwi_list), -}; - -static struct clk *clk_sclk_spdif_list[] = { - [0] = &clk_sclk_audio0.clk, - [1] = &clk_sclk_audio1.clk, - [2] = &clk_sclk_audio2.clk, -}; - -static struct clksrc_sources clk_src_sclk_spdif = { - .sources = clk_sclk_spdif_list, - .nr_sources = ARRAY_SIZE(clk_sclk_spdif_list), -}; - -static struct clksrc_clk clk_sclk_spdif = { - .clk = { - .name = "sclk_spdif", - .ctrlbit = (1 << 11), - .enable = s5pc100_sclk1_ctrl, - .ops = &s5p_sclk_spdif_ops, - }, - .sources = &clk_src_sclk_spdif, - .reg_src = { .reg = S5P_CLK_SRC3, .shift = 24, .size = 2 }, -}; - -static struct clksrc_clk clksrcs[] = { - { - .clk = { - .name = "sclk_mixer", - .ctrlbit = (1 << 6), - .enable = s5pc100_sclk0_ctrl, - - }, - .sources = &clk_src_group6, - .reg_src = { .reg = S5P_CLK_SRC2, .shift = 28, .size = 2 }, - }, { - .clk = { - .name = "sclk_lcd", - .ctrlbit = (1 << 0), - .enable = s5pc100_sclk1_ctrl, - - }, - .sources = &clk_src_group7, - .reg_src = { .reg = S5P_CLK_SRC2, .shift = 12, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV3, .shift = 12, .size = 4 }, - }, { - .clk = { - .name = "sclk_fimc", - .devname = "s5p-fimc.0", - .ctrlbit = (1 << 1), - .enable = s5pc100_sclk1_ctrl, - - }, - .sources = &clk_src_group7, - .reg_src = { .reg = S5P_CLK_SRC2, .shift = 16, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV3, .shift = 16, .size = 4 }, - }, { - .clk = { - .name = "sclk_fimc", - .devname = "s5p-fimc.1", - .ctrlbit = (1 << 2), - .enable = s5pc100_sclk1_ctrl, - - }, - .sources = &clk_src_group7, - .reg_src = { .reg = S5P_CLK_SRC2, .shift = 20, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV3, .shift = 20, .size = 4 }, - }, { - .clk = { - .name = "sclk_fimc", - .devname = "s5p-fimc.2", - .ctrlbit = (1 << 3), - .enable = s5pc100_sclk1_ctrl, - - }, - .sources = &clk_src_group7, - .reg_src = { .reg = S5P_CLK_SRC2, .shift = 24, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV3, .shift = 24, .size = 4 }, - }, { - .clk = { - .name = "sclk_irda", - .ctrlbit = (1 << 10), - .enable = s5pc100_sclk0_ctrl, - - }, - .sources = &clk_src_irda_usb, - .reg_src = { .reg = S5P_CLK_SRC2, .shift = 8, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV3, .shift = 8, .size = 4 }, - }, { - .clk = { - .name = "sclk_irda", - .ctrlbit = (1 << 10), - .enable = s5pc100_sclk0_ctrl, - - }, - .sources = &clk_src_mmc12, - .reg_src = { .reg = S5P_CLK_SRC1, .shift = 16, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV2, .shift = 16, .size = 4 }, - }, { - .clk = { - .name = "sclk_pwi", - .ctrlbit = (1 << 1), - .enable = s5pc100_sclk0_ctrl, - - }, - .sources = &clk_src_pwi, - .reg_src = { .reg = S5P_CLK_SRC3, .shift = 0, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV4, .shift = 0, .size = 3 }, - }, { - .clk = { - .name = "sclk_uhost", - .ctrlbit = (1 << 11), - .enable = s5pc100_sclk0_ctrl, - - }, - .sources = &clk_src_irda_usb, - .reg_src = { .reg = S5P_CLK_SRC1, .shift = 20, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV2, .shift = 20, .size = 4 }, - }, -}; - -static struct clksrc_clk clk_sclk_uart = { - .clk = { - .name = "uclk1", - .ctrlbit = (1 << 3), - .enable = s5pc100_sclk0_ctrl, - }, - .sources = &clk_src_group2, - .reg_src = { .reg = S5P_CLK_SRC1, .shift = 0, .size = 1 }, - .reg_div = { .reg = S5P_CLK_DIV2, .shift = 0, .size = 4 }, -}; - -static struct clksrc_clk clk_sclk_mmc0 = { - .clk = { - .name = "sclk_mmc", - .devname = "s3c-sdhci.0", - .ctrlbit = (1 << 12), - .enable = s5pc100_sclk1_ctrl, - }, - .sources = &clk_src_mmc0, - .reg_src = { .reg = S5P_CLK_SRC2, .shift = 0, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV3, .shift = 0, .size = 4 }, -}; - -static struct clksrc_clk clk_sclk_mmc1 = { - .clk = { - .name = "sclk_mmc", - .devname = "s3c-sdhci.1", - .ctrlbit = (1 << 13), - .enable = s5pc100_sclk1_ctrl, - }, - .sources = &clk_src_mmc12, - .reg_src = { .reg = S5P_CLK_SRC2, .shift = 4, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV3, .shift = 4, .size = 4 }, -}; - -static struct clksrc_clk clk_sclk_mmc2 = { - .clk = { - .name = "sclk_mmc", - .devname = "s3c-sdhci.2", - .ctrlbit = (1 << 14), - .enable = s5pc100_sclk1_ctrl, - }, - .sources = &clk_src_mmc12, - .reg_src = { .reg = S5P_CLK_SRC2, .shift = 8, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV3, .shift = 8, .size = 4 }, -}; - -static struct clksrc_clk clk_sclk_spi0 = { - .clk = { - .name = "sclk_spi", - .devname = "s5pc100-spi.0", - .ctrlbit = (1 << 4), - .enable = s5pc100_sclk0_ctrl, - }, - .sources = &clk_src_group1, - .reg_src = { .reg = S5P_CLK_SRC1, .shift = 4, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV2, .shift = 4, .size = 4 }, -}; - -static struct clksrc_clk clk_sclk_spi1 = { - .clk = { - .name = "sclk_spi", - .devname = "s5pc100-spi.1", - .ctrlbit = (1 << 5), - .enable = s5pc100_sclk0_ctrl, - }, - .sources = &clk_src_group1, - .reg_src = { .reg = S5P_CLK_SRC1, .shift = 8, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV2, .shift = 8, .size = 4 }, -}; - -static struct clksrc_clk clk_sclk_spi2 = { - .clk = { - .name = "sclk_spi", - .devname = "s5pc100-spi.2", - .ctrlbit = (1 << 6), - .enable = s5pc100_sclk0_ctrl, - }, - .sources = &clk_src_group1, - .reg_src = { .reg = S5P_CLK_SRC1, .shift = 12, .size = 2 }, - .reg_div = { .reg = S5P_CLK_DIV2, .shift = 12, .size = 4 }, -}; - -/* Clock initialisation code */ -static struct clksrc_clk *sysclks[] = { - &clk_mout_apll, - &clk_mout_epll, - &clk_mout_mpll, - &clk_mout_hpll, - &clk_mout_href, - &clk_mout_48m, - &clk_div_apll, - &clk_div_arm, - &clk_div_d0_bus, - &clk_div_pclkd0, - &clk_div_secss, - &clk_div_apll2, - &clk_mout_am, - &clk_div_d1_bus, - &clk_div_mpll2, - &clk_div_mpll, - &clk_mout_onenand, - &clk_div_onenand, - &clk_div_pclkd1, - &clk_div_cam, - &clk_div_hdmi, - &clk_sclk_audio0, - &clk_sclk_audio1, - &clk_sclk_audio2, - &clk_sclk_spdif, -}; - -static struct clk *clk_cdev[] = { - &clk_hsmmc0, - &clk_hsmmc1, - &clk_hsmmc2, - &clk_48m_spi0, - &clk_48m_spi1, - &clk_48m_spi2, - &clk_i2s0, - &clk_i2s1, - &clk_i2s2, -}; - -static struct clksrc_clk *clksrc_cdev[] = { - &clk_sclk_uart, - &clk_sclk_mmc0, - &clk_sclk_mmc1, - &clk_sclk_mmc2, - &clk_sclk_spi0, - &clk_sclk_spi1, - &clk_sclk_spi2, -}; - -void __init_or_cpufreq s5pc100_setup_clocks(void) -{ - unsigned long xtal; - unsigned long arm; - unsigned long hclkd0; - unsigned long hclkd1; - unsigned long pclkd0; - unsigned long pclkd1; - unsigned long apll; - unsigned long mpll; - unsigned long epll; - unsigned long hpll; - unsigned int ptr; - - /* Set S5PC100 functions for clk_fout_epll */ - clk_fout_epll.enable = s5p_epll_enable; - clk_fout_epll.ops = &s5pc100_epll_ops; - - printk(KERN_DEBUG "%s: registering clocks\n", __func__); - - xtal = clk_get_rate(&clk_xtal); - - printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal); - - apll = s5p_get_pll65xx(xtal, __raw_readl(S5P_APLL_CON)); - mpll = s5p_get_pll65xx(xtal, __raw_readl(S5P_MPLL_CON)); - epll = s5p_get_pll65xx(xtal, __raw_readl(S5P_EPLL_CON)); - hpll = s5p_get_pll65xx(xtal, __raw_readl(S5P_HPLL_CON)); - - printk(KERN_INFO "S5PC100: PLL settings, A=%ld.%ldMHz, M=%ld.%ldMHz, E=%ld.%ldMHz, H=%ld.%ldMHz\n", - print_mhz(apll), print_mhz(mpll), print_mhz(epll), print_mhz(hpll)); - - clk_fout_apll.rate = apll; - clk_fout_mpll.rate = mpll; - clk_fout_epll.rate = epll; - clk_mout_hpll.clk.rate = hpll; - - for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++) - s3c_set_clksrc(&clksrcs[ptr], true); - - arm = clk_get_rate(&clk_div_arm.clk); - hclkd0 = clk_get_rate(&clk_div_d0_bus.clk); - pclkd0 = clk_get_rate(&clk_div_pclkd0.clk); - hclkd1 = clk_get_rate(&clk_div_d1_bus.clk); - pclkd1 = clk_get_rate(&clk_div_pclkd1.clk); - - printk(KERN_INFO "S5PC100: HCLKD0=%ld.%ldMHz, HCLKD1=%ld.%ldMHz, PCLKD0=%ld.%ldMHz, PCLKD1=%ld.%ldMHz\n", - print_mhz(hclkd0), print_mhz(hclkd1), print_mhz(pclkd0), print_mhz(pclkd1)); - - clk_f.rate = arm; - clk_h.rate = hclkd1; - clk_p.rate = pclkd1; -} - -/* - * The following clocks will be enabled during clock initialization. - */ -static struct clk init_clocks[] = { - { - .name = "tzic", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_0_ctrl, - .ctrlbit = (1 << 1), - }, { - .name = "intc", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_0_ctrl, - .ctrlbit = (1 << 0), - }, { - .name = "ebi", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_1_ctrl, - .ctrlbit = (1 << 5), - }, { - .name = "intmem", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_1_ctrl, - .ctrlbit = (1 << 4), - }, { - .name = "sromc", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_1_ctrl, - .ctrlbit = (1 << 1), - }, { - .name = "dmc", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_1_ctrl, - .ctrlbit = (1 << 0), - }, { - .name = "chipid", - .parent = &clk_div_d0_bus.clk, - .enable = s5pc100_d0_1_ctrl, - .ctrlbit = (1 << 0), - }, { - .name = "gpio", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_3_ctrl, - .ctrlbit = (1 << 1), - }, { - .name = "uart", - .devname = "s3c6400-uart.0", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 0), - }, { - .name = "uart", - .devname = "s3c6400-uart.1", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 1), - }, { - .name = "uart", - .devname = "s3c6400-uart.2", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 2), - }, { - .name = "uart", - .devname = "s3c6400-uart.3", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_4_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "timers", - .parent = &clk_div_d1_bus.clk, - .enable = s5pc100_d1_3_ctrl, - .ctrlbit = (1 << 6), - }, -}; - -static struct clk *clks[] __initdata = { - &clk_ext, - &clk_i2scdclk0, - &clk_i2scdclk1, - &clk_i2scdclk2, - &clk_pcmcdclk0, - &clk_pcmcdclk1, -}; - -static struct clk_lookup s5pc100_clk_lookup[] = { - CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_p), - CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_sclk_uart.clk), - CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.0", &clk_hsmmc0), - CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.0", &clk_hsmmc1), - CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.0", &clk_hsmmc2), - CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk), - CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk), - CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk), - CLKDEV_INIT(NULL, "spi_busclk0", &clk_p), - CLKDEV_INIT("s5pc100-spi.0", "spi_busclk1", &clk_48m_spi0), - CLKDEV_INIT("s5pc100-spi.0", "spi_busclk2", &clk_sclk_spi0.clk), - CLKDEV_INIT("s5pc100-spi.1", "spi_busclk1", &clk_48m_spi1), - CLKDEV_INIT("s5pc100-spi.1", "spi_busclk2", &clk_sclk_spi1.clk), - CLKDEV_INIT("s5pc100-spi.2", "spi_busclk1", &clk_48m_spi2), - CLKDEV_INIT("s5pc100-spi.2", "spi_busclk2", &clk_sclk_spi2.clk), - CLKDEV_INIT("samsung-i2s.0", "i2s_opclk0", &clk_i2s0), - CLKDEV_INIT("samsung-i2s.1", "i2s_opclk0", &clk_i2s1), - CLKDEV_INIT("samsung-i2s.2", "i2s_opclk0", &clk_i2s2), -}; - -void __init s5pc100_register_clocks(void) -{ - int ptr; - - s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); - - for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++) - s3c_register_clksrc(sysclks[ptr], 1); - - s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); - s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); - for (ptr = 0; ptr < ARRAY_SIZE(clksrc_cdev); ptr++) - s3c_register_clksrc(clksrc_cdev[ptr], 1); - - s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); - s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); - clkdev_add_table(s5pc100_clk_lookup, ARRAY_SIZE(s5pc100_clk_lookup)); - - s3c24xx_register_clocks(clk_cdev, ARRAY_SIZE(clk_cdev)); - for (ptr = 0; ptr < ARRAY_SIZE(clk_cdev); ptr++) - s3c_disable_clocks(clk_cdev[ptr], 1); - - s3c24xx_register_clock(&dummy_apb_pclk); -} |