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Diffstat (limited to 'arch/sh/kernel/cpu/sh2a/clock-sh7201.c')
-rw-r--r--arch/sh/kernel/cpu/sh2a/clock-sh7201.c54
1 files changed, 27 insertions, 27 deletions
diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7201.c b/arch/sh/kernel/cpu/sh2a/clock-sh7201.c
index 020a96fe961..532a36c7232 100644
--- a/arch/sh/kernel/cpu/sh2a/clock-sh7201.c
+++ b/arch/sh/kernel/cpu/sh2a/clock-sh7201.c
@@ -18,68 +18,68 @@
#include <asm/freq.h>
#include <asm/io.h>
-const static int pll1rate[]={1,2,3,4,6,8};
-const static int pfc_divisors[]={1,2,3,4,6,8,12};
+static const int pll1rate[]={1,2,3,4,6,8};
+static const int pfc_divisors[]={1,2,3,4,6,8,12};
#define ifc_divisors pfc_divisors
-#if (CONFIG_SH_CLK_MD == 0)
-#define PLL2 (4)
-#elif (CONFIG_SH_CLK_MD == 2)
-#define PLL2 (2)
-#elif (CONFIG_SH_CLK_MD == 3)
-#define PLL2 (1)
-#else
-#error "Illegal Clock Mode!"
-#endif
+static unsigned int pll2_mult;
static void master_clk_init(struct clk *clk)
{
- clk->rate = 10000000 * PLL2 * pll1rate[(ctrl_inw(FREQCR) >> 8) & 0x0007];
+ clk->rate = 10000000 * pll2_mult *
+ pll1rate[(__raw_readw(FREQCR) >> 8) & 0x0007];
}
-static struct clk_ops sh7201_master_clk_ops = {
+static struct sh_clk_ops sh7201_master_clk_ops = {
.init = master_clk_init,
};
-static void module_clk_recalc(struct clk *clk)
+static unsigned long module_clk_recalc(struct clk *clk)
{
- int idx = (ctrl_inw(FREQCR) & 0x0007);
- clk->rate = clk->parent->rate / pfc_divisors[idx];
+ int idx = (__raw_readw(FREQCR) & 0x0007);
+ return clk->parent->rate / pfc_divisors[idx];
}
-static struct clk_ops sh7201_module_clk_ops = {
+static struct sh_clk_ops sh7201_module_clk_ops = {
.recalc = module_clk_recalc,
};
-static void bus_clk_recalc(struct clk *clk)
+static unsigned long bus_clk_recalc(struct clk *clk)
{
- int idx = (ctrl_inw(FREQCR) & 0x0007);
- clk->rate = clk->parent->rate / pfc_divisors[idx];
+ int idx = (__raw_readw(FREQCR) & 0x0007);
+ return clk->parent->rate / pfc_divisors[idx];
}
-static struct clk_ops sh7201_bus_clk_ops = {
+static struct sh_clk_ops sh7201_bus_clk_ops = {
.recalc = bus_clk_recalc,
};
-static void cpu_clk_recalc(struct clk *clk)
+static unsigned long cpu_clk_recalc(struct clk *clk)
{
- int idx = ((ctrl_inw(FREQCR) >> 4) & 0x0007);
- clk->rate = clk->parent->rate / ifc_divisors[idx];
+ int idx = ((__raw_readw(FREQCR) >> 4) & 0x0007);
+ return clk->parent->rate / ifc_divisors[idx];
}
-static struct clk_ops sh7201_cpu_clk_ops = {
+static struct sh_clk_ops sh7201_cpu_clk_ops = {
.recalc = cpu_clk_recalc,
};
-static struct clk_ops *sh7201_clk_ops[] = {
+static struct sh_clk_ops *sh7201_clk_ops[] = {
&sh7201_master_clk_ops,
&sh7201_module_clk_ops,
&sh7201_bus_clk_ops,
&sh7201_cpu_clk_ops,
};
-void __init arch_init_clk_ops(struct clk_ops **ops, int idx)
+void __init arch_init_clk_ops(struct sh_clk_ops **ops, int idx)
{
+ if (test_mode_pin(MODE_PIN1 | MODE_PIN0))
+ pll2_mult = 1;
+ else if (test_mode_pin(MODE_PIN1))
+ pll2_mult = 2;
+ else
+ pll2_mult = 4;
+
if (idx < ARRAY_SIZE(sh7201_clk_ops))
*ops = sh7201_clk_ops[idx];
}