summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-mmp/clock.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-mmp/clock.c')
-rw-r--r--arch/arm/mach-mmp/clock.c105
1 files changed, 0 insertions, 105 deletions
diff --git a/arch/arm/mach-mmp/clock.c b/arch/arm/mach-mmp/clock.c
deleted file mode 100644
index 291fe41e3547..000000000000
--- a/arch/arm/mach-mmp/clock.c
+++ /dev/null
@@ -1,105 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * linux/arch/arm/mach-mmp/clock.c
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/list.h>
-#include <linux/spinlock.h>
-#include <linux/clk.h>
-#include <linux/io.h>
-
-#include "regs-apbc.h"
-#include "clock.h"
-
-static void apbc_clk_enable(struct clk *clk)
-{
- uint32_t clk_rst;
-
- clk_rst = APBC_APBCLK | APBC_FNCLK | APBC_FNCLKSEL(clk->fnclksel);
- __raw_writel(clk_rst, clk->clk_rst);
-}
-
-static void apbc_clk_disable(struct clk *clk)
-{
- __raw_writel(0, clk->clk_rst);
-}
-
-struct clkops apbc_clk_ops = {
- .enable = apbc_clk_enable,
- .disable = apbc_clk_disable,
-};
-
-static void apmu_clk_enable(struct clk *clk)
-{
- __raw_writel(clk->enable_val, clk->clk_rst);
-}
-
-static void apmu_clk_disable(struct clk *clk)
-{
- __raw_writel(0, clk->clk_rst);
-}
-
-struct clkops apmu_clk_ops = {
- .enable = apmu_clk_enable,
- .disable = apmu_clk_disable,
-};
-
-static DEFINE_SPINLOCK(clocks_lock);
-
-int clk_enable(struct clk *clk)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&clocks_lock, flags);
- if (clk->enabled++ == 0)
- clk->ops->enable(clk);
- spin_unlock_irqrestore(&clocks_lock, flags);
- return 0;
-}
-EXPORT_SYMBOL(clk_enable);
-
-void clk_disable(struct clk *clk)
-{
- unsigned long flags;
-
- if (!clk)
- return;
-
- WARN_ON(clk->enabled == 0);
-
- spin_lock_irqsave(&clocks_lock, flags);
- if (--clk->enabled == 0)
- clk->ops->disable(clk);
- spin_unlock_irqrestore(&clocks_lock, flags);
-}
-EXPORT_SYMBOL(clk_disable);
-
-unsigned long clk_get_rate(struct clk *clk)
-{
- unsigned long rate;
-
- if (clk->ops->getrate)
- rate = clk->ops->getrate(clk);
- else
- rate = clk->rate;
-
- return rate;
-}
-EXPORT_SYMBOL(clk_get_rate);
-
-int clk_set_rate(struct clk *clk, unsigned long rate)
-{
- unsigned long flags;
- int ret = -EINVAL;
-
- if (clk->ops->setrate) {
- spin_lock_irqsave(&clocks_lock, flags);
- ret = clk->ops->setrate(clk, rate);
- spin_unlock_irqrestore(&clocks_lock, flags);
- }
-
- return ret;
-}
-EXPORT_SYMBOL(clk_set_rate);