aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/plat-s5p/clock.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/plat-s5p/clock.c')
-rw-r--r--arch/arm/plat-s5p/clock.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/plat-s5p/clock.c b/arch/arm/plat-s5p/clock.c
index 818800962694..8d081d968c58 100644
--- a/arch/arm/plat-s5p/clock.c
+++ b/arch/arm/plat-s5p/clock.c
@@ -21,6 +21,8 @@
21#include <linux/io.h> 21#include <linux/io.h>
22#include <asm/div64.h> 22#include <asm/div64.h>
23 23
24#include <mach/regs-clock.h>
25
24#include <plat/clock.h> 26#include <plat/clock.h>
25#include <plat/clock-clksrc.h> 27#include <plat/clock-clksrc.h>
26#include <plat/s5p-clock.h> 28#include <plat/s5p-clock.h>
@@ -148,6 +150,24 @@ int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable)
148 return 0; 150 return 0;
149} 151}
150 152
153int s5p_epll_enable(struct clk *clk, int enable)
154{
155 unsigned int ctrlbit = clk->ctrlbit;
156 unsigned int epll_con = __raw_readl(S5P_EPLL_CON) & ~ctrlbit;
157
158 if (enable)
159 __raw_writel(epll_con | ctrlbit, S5P_EPLL_CON);
160 else
161 __raw_writel(epll_con, S5P_EPLL_CON);
162
163 return 0;
164}
165
166unsigned long s5p_epll_get_rate(struct clk *clk)
167{
168 return clk->rate;
169}
170
151static struct clk *s5p_clks[] __initdata = { 171static struct clk *s5p_clks[] __initdata = {
152 &clk_ext_xtal_mux, 172 &clk_ext_xtal_mux,
153 &clk_48m, 173 &clk_48m,