diff options
Diffstat (limited to 'kernel/arch/arm/mach-shmobile/clock-r8a7740.c')
| -rw-r--r-- | kernel/arch/arm/mach-shmobile/clock-r8a7740.c | 675 |
1 files changed, 0 insertions, 675 deletions
diff --git a/kernel/arch/arm/mach-shmobile/clock-r8a7740.c b/kernel/arch/arm/mach-shmobile/clock-r8a7740.c deleted file mode 100644 index 9cac8247c..000000000 --- a/kernel/arch/arm/mach-shmobile/clock-r8a7740.c +++ /dev/null @@ -1,675 +0,0 @@ -/* - * R8A7740 processor support - * - * Copyright (C) 2011 Renesas Solutions Corp. - * Copyright (C) 2011 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/io.h> -#include <linux/sh_clk.h> -#include <linux/clkdev.h> - -#include "clock.h" -#include "common.h" -#include "r8a7740.h" - -/* - * | MDx | XTAL1/EXTAL1 | System | EXTALR | - * Clock |-------+-----------------+ clock | 32.768 | RCLK - * Mode | 2/1/0 | src MHz | source | KHz | source - * -------+-------+-----------------+-----------+--------+---------- - * 0 | 0 0 0 | External 20~50 | XTAL1 | O | EXTALR - * 1 | 0 0 1 | Crystal 20~30 | XTAL1 | O | EXTALR - * 2 | 0 1 0 | External 40~50 | XTAL1 / 2 | O | EXTALR - * 3 | 0 1 1 | Crystal 40~50 | XTAL1 / 2 | O | EXTALR - * 4 | 1 0 0 | External 20~50 | XTAL1 | x | XTAL1 / 1024 - * 5 | 1 0 1 | Crystal 20~30 | XTAL1 | x | XTAL1 / 1024 - * 6 | 1 1 0 | External 40~50 | XTAL1 / 2 | x | XTAL1 / 2048 - * 7 | 1 1 1 | Crystal 40~50 | XTAL1 / 2 | x | XTAL1 / 2048 - */ - -/* CPG registers */ -#define FRQCRA IOMEM(0xe6150000) -#define FRQCRB IOMEM(0xe6150004) -#define VCLKCR1 IOMEM(0xE6150008) -#define VCLKCR2 IOMEM(0xE615000c) -#define FRQCRC IOMEM(0xe61500e0) -#define FSIACKCR IOMEM(0xe6150018) -#define PLLC01CR IOMEM(0xe6150028) - -#define SUBCKCR IOMEM(0xe6150080) -#define USBCKCR IOMEM(0xe615008c) - -#define MSTPSR0 IOMEM(0xe6150030) -#define MSTPSR1 IOMEM(0xe6150038) -#define MSTPSR2 IOMEM(0xe6150040) -#define MSTPSR3 IOMEM(0xe6150048) -#define MSTPSR4 IOMEM(0xe615004c) -#define FSIBCKCR IOMEM(0xe6150090) -#define HDMICKCR IOMEM(0xe6150094) -#define SMSTPCR0 IOMEM(0xe6150130) -#define SMSTPCR1 IOMEM(0xe6150134) -#define SMSTPCR2 IOMEM(0xe6150138) -#define SMSTPCR3 IOMEM(0xe615013c) -#define SMSTPCR4 IOMEM(0xe6150140) - -#define FSIDIVA IOMEM(0xFE1F8000) -#define FSIDIVB IOMEM(0xFE1F8008) - -/* Fixed 32 KHz root clock from EXTALR pin */ -static struct clk extalr_clk = { - .rate = 32768, -}; - -/* - * 25MHz default rate for the EXTAL1 root input clock. - * If needed, reset this with clk_set_rate() from the platform code. - */ -static struct clk extal1_clk = { - .rate = 25000000, -}; - -/* - * 48MHz default rate for the EXTAL2 root input clock. - * If needed, reset this with clk_set_rate() from the platform code. - */ -static struct clk extal2_clk = { - .rate = 48000000, -}; - -/* - * 27MHz default rate for the DV_CLKI root input clock. - * If needed, reset this with clk_set_rate() from the platform code. - */ -static struct clk dv_clk = { - .rate = 27000000, -}; - -SH_CLK_RATIO(div2, 1, 2); -SH_CLK_RATIO(div1k, 1, 1024); - -SH_FIXED_RATIO_CLK(extal1_div2_clk, extal1_clk, div2); -SH_FIXED_RATIO_CLK(extal1_div1024_clk, extal1_clk, div1k); -SH_FIXED_RATIO_CLK(extal1_div2048_clk, extal1_div2_clk, div1k); -SH_FIXED_RATIO_CLK(extal2_div2_clk, extal2_clk, div2); - -static struct sh_clk_ops followparent_clk_ops = { - .recalc = followparent_recalc, -}; - -/* Main clock */ -static struct clk system_clk = { - .ops = &followparent_clk_ops, -}; - -SH_FIXED_RATIO_CLK(system_div2_clk, system_clk, div2); - -/* r_clk */ -static struct clk r_clk = { - .ops = &followparent_clk_ops, -}; - -/* PLLC0/PLLC1 */ -static unsigned long pllc01_recalc(struct clk *clk) -{ - unsigned long mult = 1; - - if (__raw_readl(PLLC01CR) & (1 << 14)) - mult = ((__raw_readl(clk->enable_reg) >> 24) & 0x7f) + 1; - - return clk->parent->rate * mult; -} - -static struct sh_clk_ops pllc01_clk_ops = { - .recalc = pllc01_recalc, -}; - -static struct clk pllc0_clk = { - .ops = &pllc01_clk_ops, - .flags = CLK_ENABLE_ON_INIT, - .parent = &system_clk, - .enable_reg = (void __iomem *)FRQCRC, -}; - -static struct clk pllc1_clk = { - .ops = &pllc01_clk_ops, - .flags = CLK_ENABLE_ON_INIT, - .parent = &system_div2_clk, - .enable_reg = (void __iomem *)FRQCRA, -}; - -/* PLLC1 / 2 */ -SH_FIXED_RATIO_CLK(pllc1_div2_clk, pllc1_clk, div2); - -/* USB clock */ -/* - * USBCKCR is controlling usb24 clock - * bit[7] : parent clock - * bit[6] : clock divide rate - * And this bit[7] is used as a "usb24s" from other devices. - * (Video clock / Sub clock / SPU clock) - * You can controll this clock as a below. - * - * struct clk *usb24 = clk_get(dev, "usb24"); - * struct clk *usb24s = clk_get(NULL, "usb24s"); - * struct clk *system = clk_get(NULL, "system_clk"); - * int rate = clk_get_rate(system); - * - * clk_set_parent(usb24s, system); // for bit[7] - * clk_set_rate(usb24, rate / 2); // for bit[6] - */ -static struct clk *usb24s_parents[] = { - [0] = &system_clk, - [1] = &extal2_clk -}; - -static int usb24s_enable(struct clk *clk) -{ - __raw_writel(__raw_readl(USBCKCR) & ~(1 << 8), USBCKCR); - - return 0; -} - -static void usb24s_disable(struct clk *clk) -{ - __raw_writel(__raw_readl(USBCKCR) | (1 << 8), USBCKCR); -} - -static int usb24s_set_parent(struct clk *clk, struct clk *parent) -{ - int i, ret; - u32 val; - - if (!clk->parent_table || !clk->parent_num) - return -EINVAL; - - /* Search the parent */ - for (i = 0; i < clk->parent_num; i++) - if (clk->parent_table[i] == parent) - break; - - if (i == clk->parent_num) - return -ENODEV; - - ret = clk_reparent(clk, parent); - if (ret < 0) - return ret; - - val = __raw_readl(USBCKCR); - val &= ~(1 << 7); - val |= i << 7; - __raw_writel(val, USBCKCR); - - return 0; -} - -static struct sh_clk_ops usb24s_clk_ops = { - .recalc = followparent_recalc, - .enable = usb24s_enable, - .disable = usb24s_disable, - .set_parent = usb24s_set_parent, -}; - -static struct clk usb24s_clk = { - .ops = &usb24s_clk_ops, - .parent_table = usb24s_parents, - .parent_num = ARRAY_SIZE(usb24s_parents), - .parent = &system_clk, -}; - -static unsigned long usb24_recalc(struct clk *clk) -{ - return clk->parent->rate / - ((__raw_readl(USBCKCR) & (1 << 6)) ? 1 : 2); -}; - -static int usb24_set_rate(struct clk *clk, unsigned long rate) -{ - u32 val; - - /* closer to which ? parent->rate or parent->rate/2 */ - val = __raw_readl(USBCKCR); - val &= ~(1 << 6); - val |= (rate > (clk->parent->rate / 4) * 3) << 6; - __raw_writel(val, USBCKCR); - - return 0; -} - -static struct sh_clk_ops usb24_clk_ops = { - .recalc = usb24_recalc, - .set_rate = usb24_set_rate, -}; - -static struct clk usb24_clk = { - .ops = &usb24_clk_ops, - .parent = &usb24s_clk, -}; - -/* External FSIACK/FSIBCK clock */ -static struct clk fsiack_clk = { -}; - -static struct clk fsibck_clk = { -}; - -static struct clk *main_clks[] = { - &extalr_clk, - &extal1_clk, - &extal2_clk, - &extal1_div2_clk, - &extal1_div1024_clk, - &extal1_div2048_clk, - &extal2_div2_clk, - &dv_clk, - &system_clk, - &system_div2_clk, - &r_clk, - &pllc0_clk, - &pllc1_clk, - &pllc1_div2_clk, - &usb24s_clk, - &usb24_clk, - &fsiack_clk, - &fsibck_clk, -}; - -/* DIV4 clocks */ -static void div4_kick(struct clk *clk) -{ - unsigned long value; - - /* set KICK bit in FRQCRB to update hardware setting */ - value = __raw_readl(FRQCRB); - value |= (1 << 31); - __raw_writel(value, FRQCRB); -} - -static int divisors[] = { 2, 3, 4, 6, 8, 12, 16, 18, - 24, 32, 36, 48, 0, 72, 96, 0 }; - -static struct clk_div_mult_table div4_div_mult_table = { - .divisors = divisors, - .nr_divisors = ARRAY_SIZE(divisors), -}; - -static struct clk_div4_table div4_table = { - .div_mult_table = &div4_div_mult_table, - .kick = div4_kick, -}; - -enum { - DIV4_I, DIV4_ZG, DIV4_B, DIV4_M1, DIV4_HP, - DIV4_HPP, DIV4_USBP, DIV4_S, DIV4_ZB, DIV4_M3, DIV4_CP, - DIV4_NR -}; - -static struct clk div4_clks[DIV4_NR] = { - [DIV4_I] = SH_CLK_DIV4(&pllc1_clk, FRQCRA, 20, 0x6fff, CLK_ENABLE_ON_INIT), - [DIV4_ZG] = SH_CLK_DIV4(&pllc1_clk, FRQCRA, 16, 0x6fff, CLK_ENABLE_ON_INIT), - [DIV4_B] = SH_CLK_DIV4(&pllc1_clk, FRQCRA, 8, 0x6fff, CLK_ENABLE_ON_INIT), - [DIV4_M1] = SH_CLK_DIV4(&pllc1_clk, FRQCRA, 4, 0x6fff, CLK_ENABLE_ON_INIT), - [DIV4_HP] = SH_CLK_DIV4(&pllc1_clk, FRQCRB, 4, 0x6fff, 0), - [DIV4_HPP] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 20, 0x6fff, 0), - [DIV4_USBP] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 16, 0x6fff, 0), - [DIV4_S] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 12, 0x6fff, 0), - [DIV4_ZB] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 8, 0x6fff, 0), - [DIV4_M3] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 4, 0x6fff, 0), - [DIV4_CP] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 0, 0x6fff, 0), -}; - -/* DIV6 reparent */ -enum { - DIV6_HDMI, - DIV6_VCLK1, DIV6_VCLK2, - DIV6_FSIA, DIV6_FSIB, - DIV6_REPARENT_NR, -}; - -static struct clk *hdmi_parent[] = { - [0] = &pllc1_div2_clk, - [1] = &system_clk, - [2] = &dv_clk -}; - -static struct clk *vclk_parents[8] = { - [0] = &pllc1_div2_clk, - [2] = &dv_clk, - [3] = &usb24s_clk, - [4] = &extal1_div2_clk, - [5] = &extalr_clk, -}; - -static struct clk *fsia_parents[] = { - [0] = &pllc1_div2_clk, - [1] = &fsiack_clk, /* external clock */ -}; - -static struct clk *fsib_parents[] = { - [0] = &pllc1_div2_clk, - [1] = &fsibck_clk, /* external clock */ -}; - -static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = { - [DIV6_HDMI] = SH_CLK_DIV6_EXT(HDMICKCR, 0, - hdmi_parent, ARRAY_SIZE(hdmi_parent), 6, 2), - [DIV6_VCLK1] = SH_CLK_DIV6_EXT(VCLKCR1, 0, - vclk_parents, ARRAY_SIZE(vclk_parents), 12, 3), - [DIV6_VCLK2] = SH_CLK_DIV6_EXT(VCLKCR2, 0, - vclk_parents, ARRAY_SIZE(vclk_parents), 12, 3), - [DIV6_FSIA] = SH_CLK_DIV6_EXT(FSIACKCR, 0, - fsia_parents, ARRAY_SIZE(fsia_parents), 6, 2), - [DIV6_FSIB] = SH_CLK_DIV6_EXT(FSIBCKCR, 0, - fsib_parents, ARRAY_SIZE(fsib_parents), 6, 2), -}; - -/* DIV6 clocks */ -enum { - DIV6_SUB, - DIV6_NR -}; - -static struct clk div6_clks[DIV6_NR] = { - [DIV6_SUB] = SH_CLK_DIV6(&pllc1_div2_clk, SUBCKCR, 0), -}; - -/* HDMI1/2 clock */ -static unsigned long hdmi12_recalc(struct clk *clk) -{ - u32 val = __raw_readl(HDMICKCR); - int shift = (int)clk->priv; - - val >>= shift; - val &= 0x3; - - return clk->parent->rate / (1 << val); -}; - -static int hdmi12_set_rate(struct clk *clk, unsigned long rate) -{ - u32 val, mask; - int i, shift; - - for (i = 0; i < 3; i++) - if (rate == clk->parent->rate / (1 << i)) - goto find; - return -ENODEV; - -find: - shift = (int)clk->priv; - - val = __raw_readl(HDMICKCR); - mask = ~(0x3 << shift); - val = (val & mask) | i << shift; - __raw_writel(val, HDMICKCR); - - return 0; -}; - -static struct sh_clk_ops hdmi12_clk_ops = { - .recalc = hdmi12_recalc, - .set_rate = hdmi12_set_rate, -}; - -static struct clk hdmi1_clk = { - .ops = &hdmi12_clk_ops, - .priv = (void *)9, - .parent = &div6_reparent_clks[DIV6_HDMI], /* late install */ -}; - -static struct clk hdmi2_clk = { - .ops = &hdmi12_clk_ops, - .priv = (void *)11, - .parent = &div6_reparent_clks[DIV6_HDMI], /* late install */ -}; - -static struct clk *late_main_clks[] = { - &hdmi1_clk, - &hdmi2_clk, -}; - -/* FSI DIV */ -enum { FSIDIV_A, FSIDIV_B, FSIDIV_REPARENT_NR }; - -static struct clk fsidivs[] = { - [FSIDIV_A] = SH_CLK_FSIDIV(FSIDIVA, &div6_reparent_clks[DIV6_FSIA]), - [FSIDIV_B] = SH_CLK_FSIDIV(FSIDIVB, &div6_reparent_clks[DIV6_FSIB]), -}; - -/* MSTP */ -enum { - MSTP128, MSTP127, MSTP125, - MSTP116, MSTP111, MSTP100, MSTP117, - - MSTP230, MSTP229, - MSTP222, - MSTP218, MSTP217, MSTP216, MSTP214, - MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200, - - MSTP329, MSTP328, MSTP323, MSTP320, - MSTP314, MSTP313, MSTP312, - MSTP309, MSTP304, - - MSTP416, MSTP415, MSTP407, MSTP406, - - MSTP_NR -}; - -static struct clk mstp_clks[MSTP_NR] = { - [MSTP128] = SH_CLK_MSTP32(&div4_clks[DIV4_S], SMSTPCR1, 28, 0), /* CEU21 */ - [MSTP127] = SH_CLK_MSTP32(&div4_clks[DIV4_S], SMSTPCR1, 27, 0), /* CEU20 */ - [MSTP125] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR1, 25, 0), /* TMU0 */ - [MSTP117] = SH_CLK_MSTP32(&div4_clks[DIV4_B], SMSTPCR1, 17, 0), /* LCDC1 */ - [MSTP116] = SH_CLK_MSTP32(&div4_clks[DIV4_HPP], SMSTPCR1, 16, 0), /* IIC0 */ - [MSTP111] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR1, 11, 0), /* TMU1 */ - [MSTP100] = SH_CLK_MSTP32(&div4_clks[DIV4_B], SMSTPCR1, 0, 0), /* LCDC0 */ - - [MSTP230] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 30, 0), /* SCIFA6 */ - [MSTP229] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 29, 0), /* INTCA */ - [MSTP222] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 22, 0), /* SCIFA7 */ - [MSTP218] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 18, 0), /* DMAC1 */ - [MSTP217] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 17, 0), /* DMAC2 */ - [MSTP216] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 16, 0), /* DMAC3 */ - [MSTP214] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 14, 0), /* USBDMAC */ - [MSTP207] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 7, 0), /* SCIFA5 */ - [MSTP206] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 6, 0), /* SCIFB */ - [MSTP204] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 4, 0), /* SCIFA0 */ - [MSTP203] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 3, 0), /* SCIFA1 */ - [MSTP202] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 2, 0), /* SCIFA2 */ - [MSTP201] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 1, 0), /* SCIFA3 */ - [MSTP200] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 0, 0), /* SCIFA4 */ - - [MSTP329] = SH_CLK_MSTP32(&r_clk, SMSTPCR3, 29, 0), /* CMT10 */ - [MSTP328] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 28, 0), /* FSI */ - [MSTP323] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR3, 23, 0), /* IIC1 */ - [MSTP320] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 20, 0), /* USBF */ - [MSTP314] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 14, 0), /* SDHI0 */ - [MSTP313] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 13, 0), /* SDHI1 */ - [MSTP312] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 12, 0), /* MMC */ - [MSTP309] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 9, 0), /* GEther */ - [MSTP304] = SH_CLK_MSTP32(&div4_clks[DIV4_CP], SMSTPCR3, 4, 0), /* TPU0 */ - - [MSTP416] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 16, 0), /* USBHOST */ - [MSTP415] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 15, 0), /* SDHI2 */ - [MSTP407] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 7, 0), /* USB-Func */ - [MSTP406] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 6, 0), /* USB Phy */ -}; - -static struct clk_lookup lookups[] = { - /* main clocks */ - CLKDEV_CON_ID("extalr", &extalr_clk), - CLKDEV_CON_ID("extal1", &extal1_clk), - CLKDEV_CON_ID("extal2", &extal2_clk), - CLKDEV_CON_ID("extal1_div2", &extal1_div2_clk), - CLKDEV_CON_ID("extal1_div1024", &extal1_div1024_clk), - CLKDEV_CON_ID("extal1_div2048", &extal1_div2048_clk), - CLKDEV_CON_ID("extal2_div2", &extal2_div2_clk), - CLKDEV_CON_ID("dv_clk", &dv_clk), - CLKDEV_CON_ID("system_clk", &system_clk), - CLKDEV_CON_ID("system_div2_clk", &system_div2_clk), - CLKDEV_CON_ID("r_clk", &r_clk), - CLKDEV_CON_ID("pllc0_clk", &pllc0_clk), - CLKDEV_CON_ID("pllc1_clk", &pllc1_clk), - CLKDEV_CON_ID("pllc1_div2_clk", &pllc1_div2_clk), - CLKDEV_CON_ID("usb24s", &usb24s_clk), - CLKDEV_CON_ID("hdmi1", &hdmi1_clk), - CLKDEV_CON_ID("hdmi2", &hdmi2_clk), - CLKDEV_CON_ID("video1", &div6_reparent_clks[DIV6_VCLK1]), - CLKDEV_CON_ID("video2", &div6_reparent_clks[DIV6_VCLK2]), - CLKDEV_CON_ID("fsiack", &fsiack_clk), - CLKDEV_CON_ID("fsibck", &fsibck_clk), - - /* DIV4 clocks */ - CLKDEV_CON_ID("i_clk", &div4_clks[DIV4_I]), - CLKDEV_CON_ID("zg_clk", &div4_clks[DIV4_ZG]), - CLKDEV_CON_ID("b_clk", &div4_clks[DIV4_B]), - CLKDEV_CON_ID("m1_clk", &div4_clks[DIV4_M1]), - CLKDEV_CON_ID("hp_clk", &div4_clks[DIV4_HP]), - CLKDEV_CON_ID("hpp_clk", &div4_clks[DIV4_HPP]), - CLKDEV_CON_ID("s_clk", &div4_clks[DIV4_S]), - CLKDEV_CON_ID("zb_clk", &div4_clks[DIV4_ZB]), - CLKDEV_CON_ID("m3_clk", &div4_clks[DIV4_M3]), - CLKDEV_CON_ID("cp_clk", &div4_clks[DIV4_CP]), - - /* DIV6 clocks */ - CLKDEV_CON_ID("sub_clk", &div6_clks[DIV6_SUB]), - - /* MSTP32 clocks */ - CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]), - CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]), - CLKDEV_DEV_ID("fff20000.i2c", &mstp_clks[MSTP116]), - CLKDEV_DEV_ID("sh_mobile_lcdc_fb.1", &mstp_clks[MSTP117]), - CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[MSTP127]), - CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[MSTP128]), - - CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]), - CLKDEV_DEV_ID("e6c80000.serial", &mstp_clks[MSTP200]), - CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP201]), - CLKDEV_DEV_ID("e6c70000.serial", &mstp_clks[MSTP201]), - CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP202]), - CLKDEV_DEV_ID("e6c60000.serial", &mstp_clks[MSTP202]), - CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]), - CLKDEV_DEV_ID("e6c50000.serial", &mstp_clks[MSTP203]), - CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]), - CLKDEV_DEV_ID("e6c40000.serial", &mstp_clks[MSTP204]), - CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP206]), - CLKDEV_DEV_ID("e6c30000.serial", &mstp_clks[MSTP206]), - CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]), - CLKDEV_DEV_ID("e6cb0000.serial", &mstp_clks[MSTP207]), - CLKDEV_DEV_ID("sh-dma-engine.3", &mstp_clks[MSTP214]), - CLKDEV_DEV_ID("sh-dma-engine.2", &mstp_clks[MSTP216]), - CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP217]), - CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]), - CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP222]), - CLKDEV_DEV_ID("e6cd0000.serial", &mstp_clks[MSTP222]), - CLKDEV_DEV_ID("renesas_intc_irqpin.0", &mstp_clks[MSTP229]), - CLKDEV_DEV_ID("renesas_intc_irqpin.1", &mstp_clks[MSTP229]), - CLKDEV_DEV_ID("renesas_intc_irqpin.2", &mstp_clks[MSTP229]), - CLKDEV_DEV_ID("renesas_intc_irqpin.3", &mstp_clks[MSTP229]), - CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP230]), - CLKDEV_DEV_ID("e6cc0000.serial", &mstp_clks[MSTP230]), - - CLKDEV_DEV_ID("sh_fsi2", &mstp_clks[MSTP328]), - CLKDEV_DEV_ID("fe1f0000.sound", &mstp_clks[MSTP328]), - CLKDEV_DEV_ID("i2c-sh_mobile.1", &mstp_clks[MSTP323]), - CLKDEV_DEV_ID("e6c20000.i2c", &mstp_clks[MSTP323]), - CLKDEV_DEV_ID("renesas_usbhs", &mstp_clks[MSTP320]), - CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[MSTP314]), - CLKDEV_DEV_ID("e6850000.sd", &mstp_clks[MSTP314]), - CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP313]), - CLKDEV_DEV_ID("e6860000.sd", &mstp_clks[MSTP313]), - CLKDEV_DEV_ID("sh_mmcif", &mstp_clks[MSTP312]), - CLKDEV_DEV_ID("e6bd0000.mmc", &mstp_clks[MSTP312]), - CLKDEV_DEV_ID("r8a7740-gether", &mstp_clks[MSTP309]), - CLKDEV_DEV_ID("e9a00000.ethernet", &mstp_clks[MSTP309]), - CLKDEV_DEV_ID("renesas-tpu-pwm", &mstp_clks[MSTP304]), - CLKDEV_DEV_ID("e6600000.pwm", &mstp_clks[MSTP304]), - - CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP415]), - CLKDEV_DEV_ID("e6870000.sd", &mstp_clks[MSTP415]), - - /* ICK */ - CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP111]), - CLKDEV_ICK_ID("fck", "fff90000.timer", &mstp_clks[MSTP111]), - CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP125]), - CLKDEV_ICK_ID("fck", "fff80000.timer", &mstp_clks[MSTP125]), - CLKDEV_ICK_ID("fck", "sh-cmt-48.1", &mstp_clks[MSTP329]), - CLKDEV_ICK_ID("fck", "e6138000.timer", &mstp_clks[MSTP329]), - CLKDEV_ICK_ID("host", "renesas_usbhs", &mstp_clks[MSTP416]), - CLKDEV_ICK_ID("func", "renesas_usbhs", &mstp_clks[MSTP407]), - CLKDEV_ICK_ID("phy", "renesas_usbhs", &mstp_clks[MSTP406]), - CLKDEV_ICK_ID("pci", "renesas_usbhs", &div4_clks[DIV4_USBP]), - CLKDEV_ICK_ID("usb24", "renesas_usbhs", &usb24_clk), - CLKDEV_ICK_ID("ick", "sh-mobile-hdmi", &div6_reparent_clks[DIV6_HDMI]), - - CLKDEV_ICK_ID("icka", "sh_fsi2", &div6_reparent_clks[DIV6_FSIA]), - CLKDEV_ICK_ID("ickb", "sh_fsi2", &div6_reparent_clks[DIV6_FSIB]), - CLKDEV_ICK_ID("diva", "sh_fsi2", &fsidivs[FSIDIV_A]), - CLKDEV_ICK_ID("divb", "sh_fsi2", &fsidivs[FSIDIV_B]), - CLKDEV_ICK_ID("xcka", "sh_fsi2", &fsiack_clk), - CLKDEV_ICK_ID("xckb", "sh_fsi2", &fsibck_clk), -}; - -void __init r8a7740_clock_init(u8 md_ck) -{ - int k, ret = 0; - - /* detect system clock parent */ - if (md_ck & MD_CK1) - system_clk.parent = &extal1_div2_clk; - else - system_clk.parent = &extal1_clk; - - /* detect RCLK parent */ - switch (md_ck & (MD_CK2 | MD_CK1)) { - case MD_CK2 | MD_CK1: - r_clk.parent = &extal1_div2048_clk; - break; - case MD_CK2: - r_clk.parent = &extal1_div1024_clk; - break; - case MD_CK1: - default: - r_clk.parent = &extalr_clk; - break; - } - - for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++) - ret = clk_register(main_clks[k]); - - if (!ret) - ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table); - - if (!ret) - ret = sh_clk_div6_register(div6_clks, DIV6_NR); - - if (!ret) - ret = sh_clk_div6_reparent_register(div6_reparent_clks, - DIV6_REPARENT_NR); - - if (!ret) - ret = sh_clk_mstp_register(mstp_clks, MSTP_NR); - - for (k = 0; !ret && (k < ARRAY_SIZE(late_main_clks)); k++) - ret = clk_register(late_main_clks[k]); - - if (!ret) - ret = sh_clk_fsidiv_register(fsidivs, FSIDIV_REPARENT_NR); - - clkdev_add_table(lookups, ARRAY_SIZE(lookups)); - - if (!ret) - shmobile_clk_init(); - else - panic("failed to setup r8a7740 clocks\n"); -} |