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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-30 19:26:25 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-30 19:26:25 +0400
commit706d4b12f8d7edd28d7e879a77235472da393edb (patch)
treec9bc1ce06b1154a49da1d0d907cac544a818eb0e /arch/arm/plat-s5p/clock.c
parent3af54c9bd9e6f14f896aac1bb0e8405ae0bc7a44 (diff)
parent9bafc74163d8bccca9810159aab39be926fb877c (diff)
downloadlinux-706d4b12f8d7edd28d7e879a77235472da393edb.tar.xz
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (215 commits) ARM: memblock: setup lowmem mappings using memblock ARM: memblock: move meminfo into find_limits directly ARM: memblock: convert free_highpages() to use memblock ARM: move freeing of highmem pages out of mem_init() ARM: memblock: convert memory detail printing to use memblock ARM: memblock: use memblock to free memory into arm_bootmem_init() ARM: memblock: use memblock when initializing memory allocators ARM: ensure membank array is always sorted ARM: 6466/1: implement flush_icache_all for the rest of the CPUs ARM: 6464/2: fix spinlock recursion in adjust_pte() ARM: fix memblock breakage ARM: 6465/1: Fix data abort accessing proc_info from __lookup_processor_type ARM: 6460/1: ixp2000: fix type of ixp2000_timer_interrupt ARM: 6449/1: Fix for compiler warning of uninitialized variable. ARM: 6445/1: fixup TCM memory types ARM: imx: Add wake functionality to GPIO ARM: mx5: Add gpio-keys to mx51 babbage board ARM: imx: Add gpio-keys to plat-mxc mx31_3ds: Fix spi registration mx31_3ds: Fix the logic for detecting the debug board ...
Diffstat (limited to 'arch/arm/plat-s5p/clock.c')
-rw-r--r--arch/arm/plat-s5p/clock.c29
1 files changed, 20 insertions, 9 deletions
diff --git a/arch/arm/plat-s5p/clock.c b/arch/arm/plat-s5p/clock.c
index 8aaf4e6b60c3..8d081d968c58 100644
--- a/arch/arm/plat-s5p/clock.c
+++ b/arch/arm/plat-s5p/clock.c
@@ -21,6 +21,8 @@
#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>
@@ -88,14 +90,6 @@ struct clk clk_fout_vpll = {
.ctrlbit = (1 << 31),
};
-/* ARM clock */
-struct clk clk_arm = {
- .name = "armclk",
- .id = -1,
- .rate = 0,
- .ctrlbit = 0,
-};
-
/* Possible clock sources for APLL Mux */
static struct clk *clk_src_apll_list[] = {
[0] = &clk_fin_apll,
@@ -156,6 +150,24 @@ int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable)
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;
+}
+
static struct clk *s5p_clks[] __initdata = {
&clk_ext_xtal_mux,
&clk_48m,
@@ -165,7 +177,6 @@ static struct clk *s5p_clks[] __initdata = {
&clk_fout_epll,
&clk_fout_dpll,
&clk_fout_vpll,
- &clk_arm,
&clk_vpll,
&clk_xusbxti,
};