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Diffstat (limited to 'arch/arm/mach-integrator/impd1.c')
-rw-r--r--arch/arm/mach-integrator/impd1.c44
1 files changed, 23 insertions, 21 deletions
diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c
index 0058c937719..fd684bf205e 100644
--- a/arch/arm/mach-integrator/impd1.c
+++ b/arch/arm/mach-integrator/impd1.c
@@ -21,10 +21,11 @@
#include <linux/amba/bus.h>
#include <linux/amba/clcd.h>
#include <linux/io.h>
+#include <linux/slab.h>
#include <asm/clkdev.h>
#include <mach/clkdev.h>
-#include <asm/hardware/icst525.h>
+#include <asm/hardware/icst.h>
#include <mach/lm.h>
#include <mach/impd1.h>
#include <asm/sizes.h>
@@ -40,32 +41,25 @@ struct impd1_module {
struct clk_lookup *clks[3];
};
-static const struct icst525_params impd1_vco_params = {
- .ref = 24000, /* 24 MHz */
- .vco_max = 200000, /* 200 MHz */
+static const struct icst_params impd1_vco_params = {
+ .ref = 24000000, /* 24 MHz */
+ .vco_max = ICST525_VCO_MAX_3V,
+ .vco_min = ICST525_VCO_MIN,
.vd_min = 12,
.vd_max = 519,
.rd_min = 3,
.rd_max = 120,
+ .s2div = icst525_s2div,
+ .idx2s = icst525_idx2s,
};
-static void impd1_setvco(struct clk *clk, struct icst525_vco vco)
+static void impd1_setvco(struct clk *clk, struct icst_vco vco)
{
struct impd1_module *impd1 = clk->data;
- int vconr = clk - impd1->vcos;
- u32 val;
-
- val = vco.v | (vco.r << 9) | (vco.s << 16);
+ u32 val = vco.v | (vco.r << 9) | (vco.s << 16);
writel(0xa05f, impd1->base + IMPD1_LOCK);
- switch (vconr) {
- case 0:
- writel(val, impd1->base + IMPD1_OSC1);
- break;
- case 1:
- writel(val, impd1->base + IMPD1_OSC2);
- break;
- }
+ writel(val, clk->vcoreg);
writel(0, impd1->base + IMPD1_LOCK);
#ifdef DEBUG
@@ -73,11 +67,17 @@ static void impd1_setvco(struct clk *clk, struct icst525_vco vco)
vco.r = (val >> 9) & 0x7f;
vco.s = (val >> 16) & 7;
- pr_debug("IM-PD1: VCO%d clock is %ld kHz\n",
- vconr, icst525_khz(&impd1_vco_params, vco));
+ pr_debug("IM-PD1: VCO%d clock is %ld Hz\n",
+ vconr, icst525_hz(&impd1_vco_params, vco));
#endif
}
+static const struct clk_ops impd1_clk_ops = {
+ .round = icst_clk_round,
+ .set = icst_clk_set,
+ .setvco = impd1_setvco,
+};
+
void impd1_tweak_control(struct device *dev, u32 mask, u32 val)
{
struct impd1_module *impd1 = dev_get_drvdata(dev);
@@ -373,11 +373,13 @@ static int impd1_probe(struct lm_device *dev)
(unsigned long)dev->resource.start);
for (i = 0; i < ARRAY_SIZE(impd1->vcos); i++) {
+ impd1->vcos[i].ops = &impd1_clk_ops,
impd1->vcos[i].owner = THIS_MODULE,
impd1->vcos[i].params = &impd1_vco_params,
- impd1->vcos[i].data = impd1,
- impd1->vcos[i].setvco = impd1_setvco;
+ impd1->vcos[i].data = impd1;
}
+ impd1->vcos[0].vcoreg = impd1->base + IMPD1_OSC1;
+ impd1->vcos[1].vcoreg = impd1->base + IMPD1_OSC2;
impd1->clks[0] = clkdev_alloc(&impd1->vcos[0], NULL, "lm%x:01000",
dev->id);