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authorTomasz Figa <t.figa@samsung.com>2014-07-02 19:42:03 +0200
committerKukjin Kim <kgene.kim@samsung.com>2014-07-19 04:24:59 +0900
commit32726d2d5502302ba5753854f5f2f12ba22681c4 (patch)
treee432c5599c79ea3bdf7304477cdebb39e3a82c26 /arch/arm/plat-samsung
parentf73d4cb681d2ede6d31974dde3ecce7a3ae8e8ff (diff)
downloadblackbird-op-linux-32726d2d5502302ba5753854f5f2f12ba22681c4.tar.gz
blackbird-op-linux-32726d2d5502302ba5753854f5f2f12ba22681c4.zip
ARM: SAMSUNG: Remove legacy clock code
Since S5PV210 now has a complete clock driver using Common Clock Framework, there is no reason to keep the old code. Remove it together with the whole legacy Samsung-specific clock framework which no longer has any users. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/plat-samsung')
-rw-r--r--arch/arm/plat-samsung/Kconfig18
-rw-r--r--arch/arm/plat-samsung/Makefile5
-rw-r--r--arch/arm/plat-samsung/clock-clksrc.c212
-rw-r--r--arch/arm/plat-samsung/clock.c539
-rw-r--r--arch/arm/plat-samsung/include/plat/clock-clksrc.h83
-rw-r--r--arch/arm/plat-samsung/include/plat/clock.h152
-rw-r--r--arch/arm/plat-samsung/include/plat/cpu-freq-core.h3
-rw-r--r--arch/arm/plat-samsung/include/plat/pll.h323
-rw-r--r--arch/arm/plat-samsung/include/plat/s5p-clock.h65
-rw-r--r--arch/arm/plat-samsung/init.c1
-rw-r--r--arch/arm/plat-samsung/s5p-clock.c294
11 files changed, 0 insertions, 1695 deletions
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index 42f5d5bde627..f8185b542218 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -23,7 +23,6 @@ config PLAT_S5P
select PLAT_SAMSUNG
select S3C_GPIO_TRACK
select S5P_GPIO_DRVSTR
- select SAMSUNG_CLKSRC if !COMMON_CLK
help
Base platform code for Samsung's S5P series SoC.
@@ -65,23 +64,6 @@ config SAMSUNG_ATAGS
if SAMSUNG_ATAGS
-# clock options
-
-config SAMSUNG_CLOCK
- bool
- default y if !COMMON_CLK
-
-config SAMSUNG_CLKSRC
- bool
- help
- Select the clock code for the clksrc implementation
- used by newer systems such as the S3C64XX.
-
-config S5P_CLOCK
- bool
- help
- Support common clock part for ARCH_S5P and ARCH_EXYNOS SoCs
-
# options for IRQ support
config S5P_IRQ
diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
index 5e5beaa9ae15..906f54b11225 100644
--- a/arch/arm/plat-samsung/Makefile
+++ b/arch/arm/plat-samsung/Makefile
@@ -16,11 +16,6 @@ obj- :=
obj-y += init.o cpu.o
-obj-$(CONFIG_SAMSUNG_CLOCK) += clock.o
-
-obj-$(CONFIG_SAMSUNG_CLKSRC) += clock-clksrc.o
-obj-$(CONFIG_S5P_CLOCK) += s5p-clock.o
-
obj-$(CONFIG_S5P_IRQ) += s5p-irq.o
obj-$(CONFIG_S5P_EXT_INT) += s5p-irq-eint.o
obj-$(CONFIG_S5P_GPIO_INT) += s5p-irq-gpioint.o
diff --git a/arch/arm/plat-samsung/clock-clksrc.c b/arch/arm/plat-samsung/clock-clksrc.c
deleted file mode 100644
index 786a4107a157..000000000000
--- a/arch/arm/plat-samsung/clock-clksrc.c
+++ /dev/null
@@ -1,212 +0,0 @@
-/* linux/arch/arm/plat-samsung/clock-clksrc.c
- *
- * Copyright 2008 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- * http://armlinux.simtec.co.uk/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/list.h>
-#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-#include <linux/device.h>
-#include <linux/io.h>
-
-#include <plat/clock.h>
-#include <plat/clock-clksrc.h>
-#include <plat/cpu-freq.h>
-
-static inline struct clksrc_clk *to_clksrc(struct clk *clk)
-{
- return container_of(clk, struct clksrc_clk, clk);
-}
-
-static inline u32 bit_mask(u32 shift, u32 nr_bits)
-{
- u32 mask = 0xffffffff >> (32 - nr_bits);
-
- return mask << shift;
-}
-
-static unsigned long s3c_getrate_clksrc(struct clk *clk)
-{
- struct clksrc_clk *sclk = to_clksrc(clk);
- unsigned long rate = clk_get_rate(clk->parent);
- u32 clkdiv = __raw_readl(sclk->reg_div.reg);
- u32 mask = bit_mask(sclk->reg_div.shift, sclk->reg_div.size);
-
- clkdiv &= mask;
- clkdiv >>= sclk->reg_div.shift;
- clkdiv++;
-
- rate /= clkdiv;
- return rate;
-}
-
-static int s3c_setrate_clksrc(struct clk *clk, unsigned long rate)
-{
- struct clksrc_clk *sclk = to_clksrc(clk);
- void __iomem *reg = sclk->reg_div.reg;
- unsigned int div;
- u32 mask = bit_mask(sclk->reg_div.shift, sclk->reg_div.size);
- u32 val;
-
- rate = clk_round_rate(clk, rate);
- div = clk_get_rate(clk->parent) / rate;
- if (div > (1 << sclk->reg_div.size))
- return -EINVAL;
-
- val = __raw_readl(reg);
- val &= ~mask;
- val |= (div - 1) << sclk->reg_div.shift;
- __raw_writel(val, reg);
-
- return 0;
-}
-
-static int s3c_setparent_clksrc(struct clk *clk, struct clk *parent)
-{
- struct clksrc_clk *sclk = to_clksrc(clk);
- struct clksrc_sources *srcs = sclk->sources;
- u32 clksrc = __raw_readl(sclk->reg_src.reg);
- u32 mask = bit_mask(sclk->reg_src.shift, sclk->reg_src.size);
- int src_nr = -1;
- int ptr;
-
- for (ptr = 0; ptr < srcs->nr_sources; ptr++)
- if (srcs->sources[ptr] == parent) {
- src_nr = ptr;
- break;
- }
-
- if (src_nr >= 0) {
- clk->parent = parent;
-
- clksrc &= ~mask;
- clksrc |= src_nr << sclk->reg_src.shift;
-
- __raw_writel(clksrc, sclk->reg_src.reg);
- return 0;
- }
-
- return -EINVAL;
-}
-
-static unsigned long s3c_roundrate_clksrc(struct clk *clk,
- unsigned long rate)
-{
- struct clksrc_clk *sclk = to_clksrc(clk);
- unsigned long parent_rate = clk_get_rate(clk->parent);
- int max_div = 1 << sclk->reg_div.size;
- int div;
-
- if (rate >= parent_rate)
- rate = parent_rate;
- else {
- div = parent_rate / rate;
- if (parent_rate % rate)
- div++;
-
- if (div == 0)
- div = 1;
- if (div > max_div)
- div = max_div;
-
- rate = parent_rate / div;
- }
-
- return rate;
-}
-
-/* Clock initialisation code */
-
-void __init_or_cpufreq s3c_set_clksrc(struct clksrc_clk *clk, bool announce)
-{
- struct clksrc_sources *srcs = clk->sources;
- u32 mask = bit_mask(clk->reg_src.shift, clk->reg_src.size);
- u32 clksrc;
-
- if (!clk->reg_src.reg) {
- if (!clk->clk.parent)
- printk(KERN_ERR "%s: no parent clock specified\n",
- clk->clk.name);
- return;
- }
-
- clksrc = __raw_readl(clk->reg_src.reg);
- clksrc &= mask;
- clksrc >>= clk->reg_src.shift;
-
- if (clksrc > srcs->nr_sources || !srcs->sources[clksrc]) {
- printk(KERN_ERR "%s: bad source %d\n",
- clk->clk.name, clksrc);
- return;
- }
-
- clk->clk.parent = srcs->sources[clksrc];
-
- if (announce)
- printk(KERN_INFO "%s: source is %s (%d), rate is %ld\n",
- clk->clk.name, clk->clk.parent->name, clksrc,
- clk_get_rate(&clk->clk));
-}
-
-static struct clk_ops clksrc_ops = {
- .set_parent = s3c_setparent_clksrc,
- .get_rate = s3c_getrate_clksrc,
- .set_rate = s3c_setrate_clksrc,
- .round_rate = s3c_roundrate_clksrc,
-};
-
-static struct clk_ops clksrc_ops_nodiv = {
- .set_parent = s3c_setparent_clksrc,
-};
-
-static struct clk_ops clksrc_ops_nosrc = {
- .get_rate = s3c_getrate_clksrc,
- .set_rate = s3c_setrate_clksrc,
- .round_rate = s3c_roundrate_clksrc,
-};
-
-void __init s3c_register_clksrc(struct clksrc_clk *clksrc, int size)
-{
- int ret;
-
- for (; size > 0; size--, clksrc++) {
- if (!clksrc->reg_div.reg && !clksrc->reg_src.reg)
- printk(KERN_ERR "%s: clock %s has no registers set\n",
- __func__, clksrc->clk.name);
-
- /* fill in the default functions */
-
- if (!clksrc->clk.ops) {
- if (!clksrc->reg_div.reg)
- clksrc->clk.ops = &clksrc_ops_nodiv;
- else if (!clksrc->reg_src.reg)
- clksrc->clk.ops = &clksrc_ops_nosrc;
- else
- clksrc->clk.ops = &clksrc_ops;
- }
-
- /* setup the clocksource, but do not announce it
- * as it may be re-set by the setup routines
- * called after the rest of the clocks have been
- * registered
- */
- s3c_set_clksrc(clksrc, false);
-
- ret = s3c24xx_register_clock(&clksrc->clk);
-
- if (ret < 0) {
- printk(KERN_ERR "%s: failed to register %s (%d)\n",
- __func__, clksrc->clk.name, ret);
- }
- }
-}
diff --git a/arch/arm/plat-samsung/clock.c b/arch/arm/plat-samsung/clock.c
deleted file mode 100644
index d103ac1a52af..000000000000
--- a/arch/arm/plat-samsung/clock.c
+++ /dev/null
@@ -1,539 +0,0 @@
-/* linux/arch/arm/plat-s3c24xx/clock.c
- *
- * Copyright 2004-2005 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * S3C24XX Core clock control support
- *
- * Based on, and code from linux/arch/arm/mach-versatile/clock.c
- **
- ** Copyright (C) 2004 ARM Limited.
- ** Written by Deep Blue Solutions Limited.
- *
- *
- * 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, or
- * (at your option) any later version.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/list.h>
-#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/platform_device.h>
-#include <linux/device.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/clk.h>
-#include <linux/spinlock.h>
-#include <linux/io.h>
-#if defined(CONFIG_DEBUG_FS)
-#include <linux/debugfs.h>
-#endif
-
-#include <asm/irq.h>
-
-#include <plat/cpu-freq.h>
-
-#include <plat/clock.h>
-#include <plat/cpu.h>
-
-#include <linux/serial_core.h>
-#include <linux/serial_s3c.h> /* for s3c24xx_uart_devs */
-
-/* clock information */
-
-static LIST_HEAD(clocks);
-
-/* We originally used an mutex here, but some contexts (see resume)
- * are calling functions such as clk_set_parent() with IRQs disabled
- * causing an BUG to be triggered.
- */
-DEFINE_SPINLOCK(clocks_lock);
-
-/* Global watchdog clock used by arch_wtd_reset() callback */
-struct clk *s3c2410_wdtclk;
-static int __init s3c_wdt_reset_init(void)
-{
- s3c2410_wdtclk = clk_get(NULL, "watchdog");
- if (IS_ERR(s3c2410_wdtclk))
- printk(KERN_WARNING "%s: warning: cannot get watchdog clock\n", __func__);
- return 0;
-}
-arch_initcall(s3c_wdt_reset_init);
-
-/* enable and disable calls for use with the clk struct */
-
-static int clk_null_enable(struct clk *clk, int enable)
-{
- return 0;
-}
-
-int clk_enable(struct clk *clk)
-{
- unsigned long flags;
-
- if (IS_ERR(clk) || clk == NULL)
- return -EINVAL;
-
- clk_enable(clk->parent);
-
- spin_lock_irqsave(&clocks_lock, flags);
-
- if ((clk->usage++) == 0)
- (clk->enable)(clk, 1);
-
- spin_unlock_irqrestore(&clocks_lock, flags);
- return 0;
-}
-
-void clk_disable(struct clk *clk)
-{
- unsigned long flags;
-
- if (IS_ERR(clk) || clk == NULL)
- return;
-
- spin_lock_irqsave(&clocks_lock, flags);
-
- if ((--clk->usage) == 0)
- (clk->enable)(clk, 0);
-
- spin_unlock_irqrestore(&clocks_lock, flags);
- clk_disable(clk->parent);
-}
-
-
-unsigned long clk_get_rate(struct clk *clk)
-{
- if (IS_ERR_OR_NULL(clk))
- return 0;
-
- if (clk->rate != 0)
- return clk->rate;
-
- if (clk->ops != NULL && clk->ops->get_rate != NULL)
- return (clk->ops->get_rate)(clk);
-
- if (clk->parent != NULL)
- return clk_get_rate(clk->parent);
-
- return clk->rate;
-}
-
-long clk_round_rate(struct clk *clk, unsigned long rate)
-{
- if (!IS_ERR_OR_NULL(clk) && clk->ops && clk->ops->round_rate)
- return (clk->ops->round_rate)(clk, rate);
-
- return rate;
-}
-
-int clk_set_rate(struct clk *clk, unsigned long rate)
-{
- unsigned long flags;
- int ret;
-
- if (IS_ERR_OR_NULL(clk))
- return -EINVAL;
-
- /* We do not default just do a clk->rate = rate as
- * the clock may have been made this way by choice.
- */
-
- WARN_ON(clk->ops == NULL);
- WARN_ON(clk->ops && clk->ops->set_rate == NULL);
-
- if (clk->ops == NULL || clk->ops->set_rate == NULL)
- return -EINVAL;
-
- spin_lock_irqsave(&clocks_lock, flags);
- ret = (clk->ops->set_rate)(clk, rate);
- spin_unlock_irqrestore(&clocks_lock, flags);
-
- return ret;
-}
-
-struct clk *clk_get_parent(struct clk *clk)
-{
- return clk->parent;
-}
-
-int clk_set_parent(struct clk *clk, struct clk *parent)
-{
- unsigned long flags;
- int ret = 0;
-
- if (IS_ERR_OR_NULL(clk) || IS_ERR_OR_NULL(parent))
- return -EINVAL;
-
- spin_lock_irqsave(&clocks_lock, flags);
-
- if (clk->ops && clk->ops->set_parent)
- ret = (clk->ops->set_parent)(clk, parent);
-
- spin_unlock_irqrestore(&clocks_lock, flags);
-
- return ret;
-}
-
-EXPORT_SYMBOL(clk_enable);
-EXPORT_SYMBOL(clk_disable);
-EXPORT_SYMBOL(clk_get_rate);
-EXPORT_SYMBOL(clk_round_rate);
-EXPORT_SYMBOL(clk_set_rate);
-EXPORT_SYMBOL(clk_get_parent);
-EXPORT_SYMBOL(clk_set_parent);
-
-/* base clocks */
-
-int clk_default_setrate(struct clk *clk, unsigned long rate)
-{
- clk->rate = rate;
- return 0;
-}
-
-struct clk_ops clk_ops_def_setrate = {
- .set_rate = clk_default_setrate,
-};
-
-struct clk clk_xtal = {
- .name = "xtal",
- .rate = 0,
- .parent = NULL,
- .ctrlbit = 0,
-};
-
-struct clk clk_ext = {
- .name = "ext",
-};
-
-struct clk clk_epll = {
- .name = "epll",
-};
-
-struct clk clk_mpll = {
- .name = "mpll",
- .ops = &clk_ops_def_setrate,
-};
-
-struct clk clk_upll = {
- .name = "upll",
- .parent = NULL,
- .ctrlbit = 0,
-};
-
-struct clk clk_f = {
- .name = "fclk",
- .rate = 0,
- .parent = &clk_mpll,
- .ctrlbit = 0,
-};
-
-struct clk clk_h = {
- .name = "hclk",
- .rate = 0,
- .parent = NULL,
- .ctrlbit = 0,
- .ops = &clk_ops_def_setrate,
-};
-
-struct clk clk_p = {
- .name = "pclk",
- .rate = 0,
- .parent = NULL,
- .ctrlbit = 0,
- .ops = &clk_ops_def_setrate,
-};
-
-struct clk clk_usb_bus = {
- .name = "usb-bus",
- .rate = 0,
- .parent = &clk_upll,
-};
-
-
-struct clk s3c24xx_uclk = {
- .name = "uclk",
-};
-
-/* initialise the clock system */
-
-/**
- * s3c24xx_register_clock() - register a clock
- * @clk: The clock to register
- *
- * Add the specified clock to the list of clocks known by the system.
- */
-int s3c24xx_register_clock(struct clk *clk)
-{
- if (clk->enable == NULL)
- clk->enable = clk_null_enable;
-
- /* fill up the clk_lookup structure and register it*/
- clk->lookup.dev_id = clk->devname;
- clk->lookup.con_id = clk->name;
- clk->lookup.clk = clk;
- clkdev_add(&clk->lookup);
-
- return 0;
-}
-
-/**
- * s3c24xx_register_clocks() - register an array of clock pointers
- * @clks: Pointer to an array of struct clk pointers
- * @nr_clks: The number of clocks in the @clks array.
- *
- * Call s3c24xx_register_clock() for all the clock pointers contained
- * in the @clks list. Returns the number of failures.
- */
-int s3c24xx_register_clocks(struct clk **clks, int nr_clks)
-{
- int fails = 0;
-
- for (; nr_clks > 0; nr_clks--, clks++) {
- if (s3c24xx_register_clock(*clks) < 0) {
- struct clk *clk = *clks;
- printk(KERN_ERR "%s: failed to register %p: %s\n",
- __func__, clk, clk->name);
- fails++;
- }
- }
-
- return fails;
-}
-
-/**
- * s3c_register_clocks() - register an array of clocks
- * @clkp: Pointer to the first clock in the array.
- * @nr_clks: Number of clocks to register.
- *
- * Call s3c24xx_register_clock() on the @clkp array given, printing an
- * error if it fails to register the clock (unlikely).
- */
-void __init s3c_register_clocks(struct clk *clkp, int nr_clks)
-{
- int ret;
-
- for (; nr_clks > 0; nr_clks--, clkp++) {
- ret = s3c24xx_register_clock(clkp);
-
- if (ret < 0) {
- printk(KERN_ERR "Failed to register clock %s (%d)\n",
- clkp->name, ret);
- }
- }
-}
-
-/**
- * s3c_disable_clocks() - disable an array of clocks
- * @clkp: Pointer to the first clock in the array.
- * @nr_clks: Number of clocks to register.
- *
- * for internal use only at initialisation time. disable the clocks in the
- * @clkp array.
- */
-
-void __init s3c_disable_clocks(struct clk *clkp, int nr_clks)
-{
- for (; nr_clks > 0; nr_clks--, clkp++)
- (clkp->enable)(clkp, 0);
-}
-
-/* initialise all the clocks */
-
-int __init s3c24xx_register_baseclocks(unsigned long xtal)
-{
- printk(KERN_INFO "S3C24XX Clocks, Copyright 2004 Simtec Electronics\n");
-
- clk_xtal.rate = xtal;
-
- /* register our clocks */
-
- if (s3c24xx_register_clock(&clk_xtal) < 0)
- printk(KERN_ERR "failed to register master xtal\n");
-
- if (s3c24xx_register_clock(&clk_mpll) < 0)
- printk(KERN_ERR "failed to register mpll clock\n");
-
- if (s3c24xx_register_clock(&clk_upll) < 0)
- printk(KERN_ERR "failed to register upll clock\n");
-
- if (s3c24xx_register_clock(&clk_f) < 0)
- printk(KERN_ERR "failed to register cpu fclk\n");
-
- if (s3c24xx_register_clock(&clk_h) < 0)
- printk(KERN_ERR "failed to register cpu hclk\n");
-
- if (s3c24xx_register_clock(&clk_p) < 0)
- printk(KERN_ERR "failed to register cpu pclk\n");
-
- return 0;
-}
-
-#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS)
-/* debugfs support to trace clock tree hierarchy and attributes */
-
-static struct dentry *clk_debugfs_root;
-
-static void clock_tree_show_one(struct seq_file *s, struct clk *c, int level)
-{
- struct clk *child;
- const char *state;
- char buf[255] = { 0 };
- int n = 0;
-
- if (c->name)
- n = snprintf(buf, sizeof(buf) - 1, "%s", c->name);
-
- if (c->devname)
- n += snprintf(buf + n, sizeof(buf) - 1 - n, ":%s", c->devname);
-
- state = (c->usage > 0) ? "on" : "off";
-
- seq_printf(s, "%*s%-*s %-6s %-3d %-10lu\n",
- level * 3 + 1, "",
- 50 - level * 3, buf,
- state, c->usage, clk_get_rate(c));
-
- list_for_each_entry(child, &clocks, list) {
- if (child->parent != c)
- continue;
-
- clock_tree_show_one(s, child, level + 1);
- }
-}
-
-static int clock_tree_show(struct seq_file *s, void *data)
-{
- struct clk *c;
- unsigned long flags;
-
- seq_printf(s, " clock state ref rate\n");
- seq_printf(s, "----------------------------------------------------\n");
-
- spin_lock_irqsave(&clocks_lock, flags);
-
- list_for_each_entry(c, &clocks, list)
- if (c->parent == NULL)
- clock_tree_show_one(s, c, 0);
-
- spin_unlock_irqrestore(&clocks_lock, flags);
- return 0;
-}
-
-static int clock_tree_open(struct inode *inode, struct file *file)
-{
- return single_open(file, clock_tree_show, inode->i_private);
-}
-
-static const struct file_operations clock_tree_fops = {
- .open = clock_tree_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
-static int clock_rate_show(void *data, u64 *val)
-{
- struct clk *c = data;
- *val = clk_get_rate(c);
- return 0;
-}
-DEFINE_SIMPLE_ATTRIBUTE(clock_rate_fops, clock_rate_show, NULL, "%llu\n");
-
-static int clk_debugfs_register_one(struct clk *c)
-{
- int err;
- struct dentry *d;
- struct clk *pa = c->parent;
- char s[255];
- char *p = s;
-
- p += sprintf(p, "%s", c->devname);
-
- d = debugfs_create_dir(s, pa ? pa->dent : clk_debugfs_root);
- if (!d)
- return -ENOMEM;
-
- c->dent = d;
-
- d = debugfs_create_u8("usecount", S_IRUGO, c->dent, (u8 *)&c->usage);
- if (!d) {
- err = -ENOMEM;
- goto err_out;
- }
-
- d = debugfs_create_file("rate", S_IRUGO, c->dent, c, &clock_rate_fops);
- if (!d) {
- err = -ENOMEM;
- goto err_out;
- }
- return 0;
-
-err_out:
- debugfs_remove_recursive(c->dent);
- return err;
-}
-
-static int clk_debugfs_register(struct clk *c)
-{
- int err;
- struct clk *pa = c->parent;
-
- if (pa && !pa->dent) {
- err = clk_debugfs_register(pa);
- if (err)
- return err;
- }
-
- if (!c->dent) {
- err = clk_debugfs_register_one(c);
- if (err)
- return err;
- }
- return 0;
-}
-
-static int __init clk_debugfs_init(void)
-{
- struct clk *c;
- struct dentry *d;
- int err = -ENOMEM;
-
- d = debugfs_create_dir("clock", NULL);
- if (!d)
- return -ENOMEM;
- clk_debugfs_root = d;
-
- d = debugfs_create_file("clock_tree", S_IRUGO, clk_debugfs_root, NULL,
- &clock_tree_fops);
- if (!d)
- goto err_out;
-
- list_for_each_entry(c, &clocks, list) {
- err = clk_debugfs_register(c);
- if (err)
- goto err_out;
- }
- return 0;
-
-err_out:
- debugfs_remove_recursive(clk_debugfs_root);
- return err;
-}
-late_initcall(clk_debugfs_init);
-
-#endif /* defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) */
diff --git a/arch/arm/plat-samsung/include/plat/clock-clksrc.h b/arch/arm/plat-samsung/include/plat/clock-clksrc.h
deleted file mode 100644
index 50a8ca7c3760..000000000000
--- a/arch/arm/plat-samsung/include/plat/clock-clksrc.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/* linux/arch/arm/plat-samsung/include/plat/clock-clksrc.h
- *
- * Parts taken from arch/arm/plat-s3c64xx/clock.c
- * Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- * http://armlinux.simtec.co.uk/
- *
- * Copyright 2009 Ben Dooks <ben-linux@fluff.org>
- * Copyright 2009 Harald Welte
- *
- * 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.
-*/
-
-/**
- * struct clksrc_sources - list of sources for a given clock
- * @sources: array of pointers to clocks
- * @nr_sources: The size of @sources
- */
-struct clksrc_sources {
- unsigned int nr_sources;
- struct clk **sources;
-};
-
-/**
- * struct clksrc_reg - register definition for clock control bits
- * @reg: pointer to the register in virtual memory.
- * @shift: the shift in bits to where the bitfield is.
- * @size: the size in bits of the bitfield.
- *
- * This specifies the size and position of the bits we are interested
- * in within the register specified by @reg.
- */
-struct clksrc_reg {
- void __iomem *reg;
- unsigned short shift;
- unsigned short size;
-};
-
-/**
- * struct clksrc_clk - class of clock for newer style samsung devices.
- * @clk: the standard clock representation
- * @sources: the sources for this clock
- * @reg_src: the register definition for selecting the clock's source
- * @reg_div: the register definition for the clock's output divisor
- *
- * This clock implements the features required by the newer SoCs where
- * the standard clock block provides an input mux and a post-mux divisor
- * to provide the periperhal's clock.
- *
- * The array of @sources provides the mapping of mux position to the
- * clock, and @reg_src shows the code where to modify to change the mux
- * position. The @reg_div defines how to change the divider settings on
- * the output.
- */
-struct clksrc_clk {
- struct clk clk;
- struct clksrc_sources *sources;
-
- struct clksrc_reg reg_src;
- struct clksrc_reg reg_div;
-};
-
-/**
- * s3c_set_clksrc() - setup the clock from the register settings
- * @clk: The clock to setup.
- * @announce: true to announce the setting to printk().
- *
- * Setup the clock from the current register settings, for when the
- * kernel boots or if it is resuming from a possibly unknown state.
- */
-extern void s3c_set_clksrc(struct clksrc_clk *clk, bool announce);
-
-/**
- * s3c_register_clksrc() register clocks from an array of clksrc clocks
- * @srcs: The array of clocks to register
- * @size: The size of the @srcs array.
- *
- * Initialise and register the array of clocks described by @srcs.
- */
-extern void s3c_register_clksrc(struct clksrc_clk *srcs, int size);
diff --git a/arch/arm/plat-samsung/include/plat/clock.h b/arch/arm/plat-samsung/include/plat/clock.h
deleted file mode 100644
index 63239f409807..000000000000
--- a/arch/arm/plat-samsung/include/plat/clock.h
+++ /dev/null
@@ -1,152 +0,0 @@
-/* linux/arch/arm/plat-s3c/include/plat/clock.h
- *
- * Copyright (c) 2004-2005 Simtec Electronics
- * http://www.simtec.co.uk/products/SWLINUX/
- * Written by Ben Dooks, <ben@simtec.co.uk>
- *
- * 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.
-*/
-
-#ifndef __ASM_PLAT_CLOCK_H
-#define __ASM_PLAT_CLOCK_H __FILE__
-
-#include <linux/spinlock.h>
-#include <linux/clkdev.h>
-
-struct clk;
-
-/**
- * struct clk_ops - standard clock operations
- * @set_rate: set the clock rate, see clk_set_rate().
- * @get_rate: get the clock rate, see clk_get_rate().
- * @round_rate: round a given clock rate, see clk_round_rate().
- * @set_parent: set the clock's parent, see clk_set_parent().
- *
- * Group the common clock implementations together so that we
- * don't have to keep setting the same fields again. We leave
- * enable in struct clk.
- *
- * Adding an extra layer of indirection into the process should
- * not be a problem as it is unlikely these operations are going
- * to need to be called quickly.
- */
-struct clk_ops {
- int (*set_rate)(struct clk *c, unsigned long rate);
- unsigned long (*get_rate)(struct clk *c);
- unsigned long (*round_rate)(struct clk *c, unsigned long rate);
- int (*set_parent)(struct clk *c, struct clk *parent);
-};
-
-struct clk {
- struct list_head list;
- struct module *owner;
- struct clk *parent;
- const char *name;
- const char *devname;
- int id;
- int usage;
- unsigned long rate;
- unsigned long ctrlbit;
-
- struct clk_ops *ops;
- int (*enable)(struct clk *, int enable);
- struct clk_lookup lookup;
-#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS)
- struct dentry *dent; /* For visible tree hierarchy */
-#endif
-};
-
-/* other clocks which may be registered by board support */
-
-extern struct clk s3c24xx_dclk0;
-extern struct clk s3c24xx_dclk1;
-extern struct clk s3c24xx_clkout0;
-extern struct clk s3c24xx_clkout1;
-extern struct clk s3c24xx_uclk;
-
-extern struct clk clk_usb_bus;
-
-/* core clock support */
-
-extern struct clk clk_f;
-extern struct clk clk_h;
-extern struct clk clk_p;
-extern struct clk clk_mpll;
-extern struct clk clk_upll;
-extern struct clk clk_epll;
-extern struct clk clk_xtal;
-extern struct clk clk_ext;
-
-/* S3C2443/S3C2416 specific clocks */
-extern struct clksrc_clk clk_epllref;
-extern struct clksrc_clk clk_esysclk;
-
-/* S3C24XX UART clocks */
-extern struct clk s3c24xx_clk_uart0;
-extern struct clk s3c24xx_clk_uart1;
-extern struct clk s3c24xx_clk_uart2;
-
-/* S3C64XX specific clocks */
-extern struct clk clk_h2;
-extern struct clk clk_27m;
-extern struct clk clk_48m;
-extern struct clk clk_xusbxti;
-
-extern int clk_default_setrate(struct clk *clk, unsigned long rate);
-extern struct clk_ops clk_ops_def_setrate;
-
-/* exports for arch/arm/mach-s3c2410
- *
- * Please DO NOT use these outside of arch/arm/mach-s3c2410
-*/
-
-extern spinlock_t clocks_lock;
-
-extern int s3c2410_clkcon_enable(struct clk *clk, int enable);
-
-extern int s3c24xx_register_clock(struct clk *clk);
-extern int s3c24xx_register_clocks(struct clk **clk, int nr_clks);
-
-extern void s3c_register_clocks(struct clk *clk, int nr_clks);
-extern void s3c_disable_clocks(struct clk *clkp, int nr_clks);
-
-extern int s3c24xx_register_baseclocks(unsigned long xtal);
-
-extern void s5p_register_clocks(unsigned long xtal_freq);
-
-extern void s3c24xx_setup_clocks(unsigned long fclk,
- unsigned long hclk,
- unsigned long pclk);
-
-extern void s3c2410_setup_clocks(void);
-extern void s3c2412_setup_clocks(void);
-extern void s3c244x_setup_clocks(void);
-
-/* S3C2410 specific clock functions */
-
-extern int s3c2410_baseclk_add(void);
-
-/* S3C2443/S3C2416 specific clock functions */
-
-typedef unsigned int (*pll_fn)(unsigned int reg, unsigned int base);
-
-extern void s3c2443_common_setup_clocks(pll_fn get_mpll);
-extern void s3c2443_common_init_clocks(int xtal, pll_fn get_mpll,
- unsigned int *divs, int nr_divs,
- int divmask);
-
-extern int s3c2443_clkcon_enable_h(struct clk *clk, int enable);
-extern int s3c2443_clkcon_enable_p(struct clk *clk, int enable);
-extern int s3c2443_clkcon_enable_s(struct clk *clk, int enable);
-
-/* S3C64XX specific functions and clocks */
-
-extern int s3c64xx_sclk_ctrl(struct clk *clk, int enable);
-
-/* Global watchdog clock used by arch_wtd_reset() callback */
-
-extern struct clk *s3c2410_wdtclk;
-
-#endif /* __ASM_PLAT_CLOCK_H */
diff --git a/arch/arm/plat-samsung/include/plat/cpu-freq-core.h b/arch/arm/plat-samsung/include/plat/cpu-freq-core.h
index 72d4178ad23b..317c52303288 100644
--- a/arch/arm/plat-samsung/include/plat/cpu-freq-core.h
+++ b/arch/arm/plat-samsung/include/plat/cpu-freq-core.h
@@ -140,7 +140,6 @@ struct s3c_cpufreq_config {
* any frequency changes. This is really only need by devices like the
* S3C2410 where there is no or limited divider between the PLL and the
* ARMCLK.
- * @resume_clocks: Update the clocks on resume.
* @get_iotiming: Get the current IO timing data, mainly for use at start.
* @set_iotiming: Update the IO timings from the cached copies calculated
* from the @calc_iotiming entry when changing the frequency.
@@ -169,8 +168,6 @@ struct s3c_cpufreq_info {
/* driver routines */
- void (*resume_clocks)(void);
-
int (*get_iotiming)(struct s3c_cpufreq_config *cfg,
struct s3c_iotimings *timings);
diff --git a/arch/arm/plat-samsung/include/plat/pll.h b/arch/arm/plat-samsung/include/plat/pll.h
deleted file mode 100644
index 357af7c1c664..000000000000
--- a/arch/arm/plat-samsung/include/plat/pll.h
+++ /dev/null
@@ -1,323 +0,0 @@
-/* linux/arch/arm/plat-samsung/include/plat/pll.h
- *
- * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd.
- * http://www.samsung.com/
- *
- * Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- * http://armlinux.simtec.co.uk/
- *
- * Samsung PLL codes
- *
- * 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 <asm/div64.h>
-
-#define S3C24XX_PLL_MDIV_MASK (0xFF)
-#define S3C24XX_PLL_PDIV_MASK (0x1F)
-#define S3C24XX_PLL_SDIV_MASK (0x3)
-#define S3C24XX_PLL_MDIV_SHIFT (12)
-#define S3C24XX_PLL_PDIV_SHIFT (4)
-#define S3C24XX_PLL_SDIV_SHIFT (0)
-
-static inline unsigned int s3c24xx_get_pll(unsigned int pllval,
- unsigned int baseclk)
-{
- unsigned int mdiv, pdiv, sdiv;
- uint64_t fvco;
-
- mdiv = (pllval >> S3C24XX_PLL_MDIV_SHIFT) & S3C24XX_PLL_MDIV_MASK;
- pdiv = (pllval >> S3C24XX_PLL_PDIV_SHIFT) & S3C24XX_PLL_PDIV_MASK;
- sdiv = (pllval >> S3C24XX_PLL_SDIV_SHIFT) & S3C24XX_PLL_SDIV_MASK;
-
- fvco = (uint64_t)baseclk * (mdiv + 8);
- do_div(fvco, (pdiv + 2) << sdiv);
-
- return (unsigned int)fvco;
-}
-
-#define S3C2416_PLL_MDIV_MASK (0x3FF)
-#define S3C2416_PLL_PDIV_MASK (0x3F)
-#define S3C2416_PLL_SDIV_MASK (0x7)
-#define S3C2416_PLL_MDIV_SHIFT (14)
-#define S3C2416_PLL_PDIV_SHIFT (5)
-#define S3C2416_PLL_SDIV_SHIFT (0)
-
-static inline unsigned int s3c2416_get_pll(unsigned int pllval,
- unsigned int baseclk)
-{
- unsigned int mdiv, pdiv, sdiv;
- uint64_t fvco;
-
- mdiv = (pllval >> S3C2416_PLL_MDIV_SHIFT) & S3C2416_PLL_MDIV_MASK;
- pdiv = (pllval >> S3C2416_PLL_PDIV_SHIFT) & S3C2416_PLL_PDIV_MASK;
- sdiv = (pllval >> S3C2416_PLL_SDIV_SHIFT) & S3C2416_PLL_SDIV_MASK;
-
- fvco = (uint64_t)baseclk * mdiv;
- do_div(fvco, (pdiv << sdiv));
-
- return (unsigned int)fvco;
-}
-
-#define S3C6400_PLL_MDIV_MASK (0x3FF)
-#define S3C6400_PLL_PDIV_MASK (0x3F)
-#define S3C6400_PLL_SDIV_MASK (0x7)
-#define S3C6400_PLL_MDIV_SHIFT (16)
-#define S3C6400_PLL_PDIV_SHIFT (8)
-#define S3C6400_PLL_SDIV_SHIFT (0)
-
-static inline unsigned long s3c6400_get_pll(unsigned long baseclk,
- u32 pllcon)
-{
- u32 mdiv, pdiv, sdiv;
- u64 fvco = baseclk;
-
- mdiv = (pllcon >> S3C6400_PLL_MDIV_SHIFT) & S3C6400_PLL_MDIV_MASK;
- pdiv = (pllcon >> S3C6400_PLL_PDIV_SHIFT) & S3C6400_PLL_PDIV_MASK;
- sdiv = (pllcon >> S3C6400_PLL_SDIV_SHIFT) & S3C6400_PLL_SDIV_MASK;
-
- fvco *= mdiv;
- do_div(fvco, (pdiv << sdiv));
-
- return (unsigned long)fvco;
-}
-
-#define PLL6553X_MDIV_MASK (0x7F)
-#define PLL6553X_PDIV_MASK (0x1F)
-#define PLL6553X_SDIV_MASK (0x3)
-#define PLL6553X_KDIV_MASK (0xFFFF)
-#define PLL6553X_MDIV_SHIFT (16)
-#define PLL6553X_PDIV_SHIFT (8)
-#define PLL6553X_SDIV_SHIFT (0)
-
-static inline unsigned long s3c_get_pll6553x(unsigned long baseclk,
- u32 pll_con0, u32 pll_con1)
-{
- unsigned long result;
- u32 mdiv, pdiv, sdiv, kdiv;
- u64 tmp;
-
- mdiv = (pll_con0 >> PLL6553X_MDIV_SHIFT) & PLL6553X_MDIV_MASK;
- pdiv = (pll_con0 >> PLL6553X_PDIV_SHIFT) & PLL6553X_PDIV_MASK;
- sdiv = (pll_con0 >> PLL6553X_SDIV_SHIFT) & PLL6553X_SDIV_MASK;
- kdiv = pll_con1 & PLL6553X_KDIV_MASK;
-
- /*
- * We need to multiple baseclk by mdiv (the integer part) and kdiv
- * which is in 2^16ths, so shift mdiv up (does not overflow) and
- * add kdiv before multiplying. The use of tmp is to avoid any
- * overflows before shifting bac down into result when multipling
- * by the mdiv and kdiv pair.
- */
-
- tmp = baseclk;
- tmp *= (mdiv << 16) + kdiv;
- do_div(tmp, (pdiv << sdiv));
- result = tmp >> 16;
-
- return result;
-}
-
-#define PLL35XX_MDIV_MASK (0x3FF)
-#define PLL35XX_PDIV_MASK (0x3F)
-#define PLL35XX_SDIV_MASK (0x7)
-#define PLL35XX_MDIV_SHIFT (16)
-#define PLL35XX_PDIV_SHIFT (8)
-#define PLL35XX_SDIV_SHIFT (0)
-
-static inline unsigned long s5p_get_pll35xx(unsigned long baseclk, u32 pll_con)
-{
- u32 mdiv, pdiv, sdiv;
- u64 fvco = baseclk;
-
- mdiv = (pll_con >> PLL35XX_MDIV_SHIFT) & PLL35XX_MDIV_MASK;
- pdiv = (pll_con >> PLL35XX_PDIV_SHIFT) & PLL35XX_PDIV_MASK;
- sdiv = (pll_con >> PLL35XX_SDIV_SHIFT) & PLL35XX_SDIV_MASK;
-
- fvco *= mdiv;
- do_div(fvco, (pdiv << sdiv));
-
- return (unsigned long)fvco;
-}
-
-#define PLL36XX_KDIV_MASK (0xFFFF)
-#define PLL36XX_MDIV_MASK (0x1FF)
-#define PLL36XX_PDIV_MASK (0x3F)
-#define PLL36XX_SDIV_MASK (0x7)
-#define PLL36XX_MDIV_SHIFT (16)
-#define PLL36XX_PDIV_SHIFT (8)
-#define PLL36XX_SDIV_SHIFT (0)
-
-static inline unsigned long s5p_get_pll36xx(unsigned long baseclk,
- u32 pll_con0, u32 pll_con1)
-{
- unsigned long result;
- u32 mdiv, pdiv, sdiv, kdiv;
- u64 tmp;
-
- mdiv = (pll_con0 >> PLL36XX_MDIV_SHIFT) & PLL36XX_MDIV_MASK;
- pdiv = (pll_con0 >> PLL36XX_PDIV_SHIFT) & PLL36XX_PDIV_MASK;
- sdiv = (pll_con0 >> PLL36XX_SDIV_SHIFT) & PLL36XX_SDIV_MASK;
- kdiv = pll_con1 & PLL36XX_KDIV_MASK;
-
- tmp = baseclk;
-
- tmp *= (mdiv << 16) + kdiv;
- do_div(tmp, (pdiv << sdiv));
- result = tmp >> 16;
-
- return result;
-}
-
-#define PLL45XX_MDIV_MASK (0x3FF)
-#define PLL45XX_PDIV_MASK (0x3F)
-#define PLL45XX_SDIV_MASK (0x7)
-#define PLL45XX_MDIV_SHIFT (16)
-#define PLL45XX_PDIV_SHIFT (8)
-#define PLL45XX_SDIV_SHIFT (0)
-
-enum pll45xx_type_t {
- pll_4500,
- pll_4502,
- pll_4508
-};
-
-static inline unsigned long s5p_get_pll45xx(unsigned long baseclk, u32 pll_con,
- enum pll45xx_type_t pll_type)
-{
- u32 mdiv, pdiv, sdiv;
- u64 fvco = baseclk;
-
- mdiv = (pll_con >> PLL45XX_MDIV_SHIFT) & PLL45XX_MDIV_MASK;
- pdiv = (pll_con >> PLL45XX_PDIV_SHIFT) & PLL45XX_PDIV_MASK;
- sdiv = (pll_con >> PLL45XX_SDIV_SHIFT) & PLL45XX_SDIV_MASK;
-
- if (pll_type == pll_4508)
- sdiv = sdiv - 1;
-
- fvco *= mdiv;
- do_div(fvco, (pdiv << sdiv));
-
- return (unsigned long)fvco;
-}
-
-/* CON0 bit-fields */
-#define PLL46XX_MDIV_MASK (0x1FF)
-#define PLL46XX_PDIV_MASK (0x3F)
-#define PLL46XX_SDIV_MASK (0x7)
-#define PLL46XX_LOCKED_SHIFT (29)
-#define PLL46XX_MDIV_SHIFT (16)
-#define PLL46XX_PDIV_SHIFT (8)
-#define PLL46XX_SDIV_SHIFT (0)
-
-/* CON1 bit-fields */
-#define PLL46XX_MRR_MASK (0x1F)
-#define PLL46XX_MFR_MASK (0x3F)
-#define PLL46XX_KDIV_MASK (0xFFFF)
-#define PLL4650C_KDIV_MASK (0xFFF)
-#define PLL46XX_MRR_SHIFT (24)
-#define PLL46XX_MFR_SHIFT (16)
-#define PLL46XX_KDIV_SHIFT (0)
-
-enum pll46xx_type_t {
- pll_4600,
- pll_4650,
- pll_4650c,
-};
-
-static inline unsigned long s5p_get_pll46xx(unsigned long baseclk,
- u32 pll_con0, u32 pll_con1,
- enum pll46xx_type_t pll_type)
-{
- unsigned long result;
- u32 mdiv, pdiv, sdiv, kdiv;
- u64 tmp;
-
- mdiv = (pll_con0 >> PLL46XX_MDIV_SHIFT) & PLL46XX_MDIV_MASK;
- pdiv = (pll_con0 >> PLL46XX_PDIV_SHIFT) & PLL46XX_PDIV_MASK;
- sdiv = (pll_con0 >> PLL46XX_SDIV_SHIFT) & PLL46XX_SDIV_MASK;
- kdiv = pll_con1 & PLL46XX_KDIV_MASK;
-
- if (pll_type == pll_4650c)
- kdiv = pll_con1 & PLL4650C_KDIV_MASK;
- else
- kdiv = pll_con1 & PLL46XX_KDIV_MASK;
-
- tmp = baseclk;
-
- if (pll_type == pll_4600) {
- tmp *= (mdiv << 16) + kdiv;
- do_div(tmp, (pdiv << sdiv));
- result = tmp >> 16;
- } else {
- tmp *= (mdiv << 10) + kdiv;
- do_div(tmp, (pdiv << sdiv));
- result = tmp >> 10;
- }
-
- return result;
-}
-
-#define PLL90XX_MDIV_MASK (0xFF)
-#define PLL90XX_PDIV_MASK (0x3F)
-#define PLL90XX_SDIV_MASK (0x7)
-#define PLL90XX_KDIV_MASK (0xffff)
-#define PLL90XX_LOCKED_SHIFT (29)
-#define PLL90XX_MDIV_SHIFT (16)
-#define PLL90XX_PDIV_SHIFT (8)
-#define PLL90XX_SDIV_SHIFT (0)
-#define PLL90XX_KDIV_SHIFT (0)
-
-static inline unsigned long s5p_get_pll90xx(unsigned long baseclk,
- u32 pll_con, u32 pll_conk)
-{
- unsigned long result;
- u32 mdiv, pdiv, sdiv, kdiv;
- u64 tmp;
-
- mdiv = (pll_con >> PLL90XX_MDIV_SHIFT) & PLL90XX_MDIV_MASK;
- pdiv = (pll_con >> PLL90XX_PDIV_SHIFT) & PLL90XX_PDIV_MASK;
- sdiv = (pll_con >> PLL90XX_SDIV_SHIFT) & PLL90XX_SDIV_MASK;
- kdiv = pll_conk & PLL90XX_KDIV_MASK;
-
- /*
- * We need to multiple baseclk by mdiv (the integer part) and kdiv
- * which is in 2^16ths, so shift mdiv up (does not overflow) and
- * add kdiv before multiplying. The use of tmp is to avoid any
- * overflows before shifting bac down into result when multipling
- * by the mdiv and kdiv pair.
- */
-
- tmp = baseclk;
- tmp *= (mdiv << 16) + kdiv;
- do_div(tmp, (pdiv << sdiv));
- result = tmp >> 16;
-
- return result;
-}
-
-#define PLL65XX_MDIV_MASK (0x3FF)
-#define PLL65XX_PDIV_MASK (0x3F)
-#define PLL65XX_SDIV_MASK (0x7)
-#define PLL65XX_MDIV_SHIFT (16)
-#define PLL65XX_PDIV_SHIFT (8)
-#define PLL65XX_SDIV_SHIFT (0)
-
-static inline unsigned long s5p_get_pll65xx(unsigned long baseclk, u32 pll_con)
-{
- u32 mdiv, pdiv, sdiv;
- u64 fvco = baseclk;
-
- mdiv = (pll_con >> PLL65XX_MDIV_SHIFT) & PLL65XX_MDIV_MASK;
- pdiv = (pll_con >> PLL65XX_PDIV_SHIFT) & PLL65XX_PDIV_MASK;
- sdiv = (pll_con >> PLL65XX_SDIV_SHIFT) & PLL65XX_SDIV_MASK;
-
- fvco *= mdiv;
- do_div(fvco, (pdiv << sdiv));
-
- return (unsigned long)fvco;
-}
diff --git a/arch/arm/plat-samsung/include/plat/s5p-clock.h b/arch/arm/plat-samsung/include/plat/s5p-clock.h
deleted file mode 100644
index acacc4b88a39..000000000000
--- a/arch/arm/plat-samsung/include/plat/s5p-clock.h
+++ /dev/null
@@ -1,65 +0,0 @@
-/* linux/arch/arm/plat-samsung/include/plat/s5p-clock.h
- *
- * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
- * http://www.samsung.com
- *
- * Header file for s5p 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.
-*/
-
-#ifndef __ASM_PLAT_S5P_CLOCK_H
-#define __ASM_PLAT_S5P_CLOCK_H __FILE__
-
-#include <linux/clk.h>
-
-#define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1)
-
-#define clk_fin_apll clk_ext_xtal_mux
-#define clk_fin_bpll clk_ext_xtal_mux
-#define clk_fin_cpll clk_ext_xtal_mux
-#define clk_fin_mpll clk_ext_xtal_mux
-#define clk_fin_epll clk_ext_xtal_mux
-#define clk_fin_dpll clk_ext_xtal_mux
-#define clk_fin_vpll clk_ext_xtal_mux
-#define clk_fin_hpll clk_ext_xtal_mux
-
-extern struct clk clk_ext_xtal_mux;
-extern struct clk clk_xusbxti;
-extern struct clk clk_48m;
-extern struct clk s5p_clk_27m;
-extern struct clk clk_fout_apll;
-extern struct clk clk_fout_bpll;
-extern struct clk clk_fout_bpll_div2;
-extern struct clk clk_fout_cpll;
-extern struct clk clk_fout_mpll;
-extern struct clk clk_fout_mpll_div2;
-extern struct clk clk_fout_epll;
-extern struct clk clk_fout_dpll;
-extern struct clk clk_fout_vpll;
-extern struct clk clk_arm;
-extern struct clk clk_vpll;
-
-extern struct clksrc_sources clk_src_apll;
-extern struct clksrc_sources clk_src_bpll;
-extern struct clksrc_sources clk_src_bpll_fout;
-extern struct clksrc_sources clk_src_cpll;
-extern struct clksrc_sources clk_src_mpll;
-extern struct clksrc_sources clk_src_mpll_fout;
-extern struct clksrc_sources clk_src_epll;
-extern struct clksrc_sources clk_src_dpll;
-
-extern int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable);
-
-/* Common EPLL operations for S5P platform */
-extern int s5p_epll_enable(struct clk *clk, int enable);
-extern unsigned long s5p_epll_get_rate(struct clk *clk);
-
-/* SPDIF clk operations common for S5PV210/C110 and Exynos4 */
-extern int s5p_spdif_set_rate(struct clk *clk, unsigned long rate);
-extern unsigned long s5p_spdif_get_rate(struct clk *clk);
-
-extern struct clk_ops s5p_sclk_spdif_ops;
-#endif /* __ASM_PLAT_S5P_CLOCK_H */
diff --git a/arch/arm/plat-samsung/init.c b/arch/arm/plat-samsung/init.c
index a1f925f3121f..11fbbc26e49f 100644
--- a/arch/arm/plat-samsung/init.c
+++ b/arch/arm/plat-samsung/init.c
@@ -30,7 +30,6 @@
#include <plat/cpu.h>
#include <plat/devs.h>
-#include <plat/clock.h>
static struct cpu_table *cpu;
diff --git a/arch/arm/plat-samsung/s5p-clock.c b/arch/arm/plat-samsung/s5p-clock.c
deleted file mode 100644
index 48a159911037..000000000000
--- a/arch/arm/plat-samsung/s5p-clock.c
+++ /dev/null
@@ -1,294 +0,0 @@
-/*
- * Copyright 2009 Samsung Electronics Co., Ltd.
- * http://www.samsung.com/
- *
- * S5P - Common clock support
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/list.h>
-#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-#include <linux/device.h>
-#include <linux/io.h>
-#include <asm/div64.h>
-
-#include <mach/regs-clock.h>
-
-#include <plat/clock.h>
-#include <plat/clock-clksrc.h>
-#include <plat/s5p-clock.h>
-
-/* fin_apll, fin_mpll and fin_epll are all the same clock, which we call
- * clk_ext_xtal_mux.
-*/
-struct clk clk_ext_xtal_mux = {
- .name = "ext_xtal",
- .id = -1,
-};
-
-struct clk clk_xusbxti = {
- .name = "xusbxti",
- .id = -1,
- .rate = 24000000,
-};
-
-struct clk s5p_clk_27m = {
- .name = "clk_27m",
- .id = -1,
- .rate = 27000000,
-};
-
-/* 48MHz USB Phy clock output */
-struct clk clk_48m = {
- .name = "clk_48m",
- .id = -1,
- .rate = 48000000,
-};
-
-/* APLL clock output
- * No need .ctrlbit, this is always on
-*/
-struct clk clk_fout_apll = {
- .name = "fout_apll",
- .id = -1,
-};
-
-/* BPLL clock output */
-
-struct clk clk_fout_bpll = {
- .name = "fout_bpll",
- .id = -1,
-};
-
-struct clk clk_fout_bpll_div2 = {
- .name = "fout_bpll_div2",
- .id = -1,
-};
-
-/* CPLL clock output */
-
-struct clk clk_fout_cpll = {
- .name = "fout_cpll",
- .id = -1,
-};
-
-/* MPLL clock output
- * No need .ctrlbit, this is always on
-*/
-struct clk clk_fout_mpll = {
- .name = "fout_mpll",
- .id = -1,
-};
-
-struct clk clk_fout_mpll_div2 = {
- .name = "fout_mpll_div2",
- .id = -1,
-};
-
-/* EPLL clock output */
-struct clk clk_fout_epll = {
- .name = "fout_epll",
- .id = -1,
- .ctrlbit = (1 << 31),
-};
-
-/* DPLL clock output */
-struct clk clk_fout_dpll = {
- .name = "fout_dpll",
- .id = -1,
- .ctrlbit = (1 << 31),
-};
-
-/* VPLL clock output */
-struct clk clk_fout_vpll = {
- .name = "fout_vpll",
- .id = -1,
- .ctrlbit = (1 << 31),
-};
-
-/* Possible clock sources for APLL Mux */
-static struct clk *clk_src_apll_list[] = {
- [0] = &clk_fin_apll,
- [1] = &clk_fout_apll,
-};
-
-struct clksrc_sources clk_src_apll = {
- .sources = clk_src_apll_list,
- .nr_sources = ARRAY_SIZE(clk_src_apll_list),
-};
-
-/* Possible clock sources for BPLL Mux */
-static struct clk *clk_src_bpll_list[] = {
- [0] = &clk_fin_bpll,
- [1] = &clk_fout_bpll,
-};
-
-struct clksrc_sources clk_src_bpll = {
- .sources = clk_src_bpll_list,
- .nr_sources = ARRAY_SIZE(clk_src_bpll_list),
-};
-
-static struct clk *clk_src_bpll_fout_list[] = {
- [0] = &clk_fout_bpll_div2,
- [1] = &clk_fout_bpll,
-};
-
-struct clksrc_sources clk_src_bpll_fout = {
- .sources = clk_src_bpll_fout_list,
- .nr_sources = ARRAY_SIZE(clk_src_bpll_fout_list),
-};
-
-/* Possible clock sources for CPLL Mux */
-static struct clk *clk_src_cpll_list[] = {
- [0] = &clk_fin_cpll,
- [1] = &clk_fout_cpll,
-};
-
-struct clksrc_sources clk_src_cpll = {
- .sources = clk_src_cpll_list,
- .nr_sources = ARRAY_SIZE(clk_src_cpll_list),
-};
-
-/* Possible clock sources for MPLL Mux */
-static struct clk *clk_src_mpll_list[] = {
- [0] = &clk_fin_mpll,
- [1] = &clk_fout_mpll,
-};
-
-struct clksrc_sources clk_src_mpll = {
- .sources = clk_src_mpll_list,
- .nr_sources = ARRAY_SIZE(clk_src_mpll_list),
-};
-
-static struct clk *clk_src_mpll_fout_list[] = {
- [0] = &clk_fout_mpll_div2,
- [1] = &clk_fout_mpll,
-};
-
-struct clksrc_sources clk_src_mpll_fout = {
- .sources = clk_src_mpll_fout_list,
- .nr_sources = ARRAY_SIZE(clk_src_mpll_fout_list),
-};
-
-/* Possible clock sources for EPLL Mux */
-static struct clk *clk_src_epll_list[] = {
- [0] = &clk_fin_epll,
- [1] = &clk_fout_epll,
-};
-
-struct clksrc_sources clk_src_epll = {
- .sources = clk_src_epll_list,
- .nr_sources = ARRAY_SIZE(clk_src_epll_list),
-};
-
-/* Possible clock sources for DPLL Mux */
-static struct clk *clk_src_dpll_list[] = {
- [0] = &clk_fin_dpll,
- [1] = &clk_fout_dpll,
-};
-
-struct clksrc_sources clk_src_dpll = {
- .sources = clk_src_dpll_list,
- .nr_sources = ARRAY_SIZE(clk_src_dpll_list),
-};
-
-struct clk clk_vpll = {
- .name = "vpll",
- .id = -1,
-};
-
-int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable)
-{
- unsigned int ctrlbit = clk->ctrlbit;
- u32 con;
-
- con = __raw_readl(reg);
- con = enable ? (con | ctrlbit) : (con & ~ctrlbit);
- __raw_writel(con, reg);
- return 0;
-}
-
-int s5p_epll_enable(struct clk *clk, int enable)
-{
- unsigned int ctrlbit = clk->ctrlbit;
- unsigned int epll_con = __raw_readl(S5P_EPLL_CON) & ~ctrlbit;
-
- if (enable)
- __raw_writel(epll_con | ctrlbit, S5P_EPLL_CON);
- else
- __raw_writel(epll_con, S5P_EPLL_CON);
-
- return 0;
-}
-
-unsigned long s5p_epll_get_rate(struct clk *clk)
-{
- return clk->rate;
-}
-
-int s5p_spdif_set_rate(struct clk *clk, unsigned long rate)
-{
- struct clk *pclk;
- int ret;
-
- pclk = clk_get_parent(clk);
- if (IS_ERR(pclk))
- return -EINVAL;
-
- ret = pclk->ops->set_rate(pclk, rate);
- clk_put(pclk);
-
- return ret;
-}
-
-unsigned long s5p_spdif_get_rate(struct clk *clk)
-{
- struct clk *pclk;
- int rate;
-
- pclk = clk_get_parent(clk);
- if (IS_ERR(pclk))
- return -EINVAL;
-
- rate = pclk->ops->get_rate(pclk);
- clk_put(pclk);
-
- return rate;
-}
-
-struct clk_ops s5p_sclk_spdif_ops = {
- .set_rate = s5p_spdif_set_rate,
- .get_rate = s5p_spdif_get_rate,
-};
-
-static struct clk *s5p_clks[] __initdata = {
- &clk_ext_xtal_mux,
- &clk_48m,
- &s5p_clk_27m,
- &clk_fout_apll,
- &clk_fout_mpll,
- &clk_fout_epll,
- &clk_fout_dpll,
- &clk_fout_vpll,
- &clk_vpll,
- &clk_xusbxti,
-};
-
-void __init s5p_register_clocks(unsigned long xtal_freq)
-{
- int ret;
-
- clk_ext_xtal_mux.rate = xtal_freq;
-
- ret = s3c24xx_register_clocks(s5p_clks, ARRAY_SIZE(s5p_clks));
- if (ret > 0)
- printk(KERN_ERR "Failed to register s5p clocks\n");
-}
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