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Diffstat (limited to 'arch/arm/mach-integrator/cpu.c')
-rw-r--r--arch/arm/mach-integrator/cpu.c53
1 files changed, 30 insertions, 23 deletions
diff --git a/arch/arm/mach-integrator/cpu.c b/arch/arm/mach-integrator/cpu.c
index 44d4c2e8207b..1cb222daa06d 100644
--- a/arch/arm/mach-integrator/cpu.c
+++ b/arch/arm/mach-integrator/cpu.c
@@ -20,32 +20,39 @@
#include <linux/io.h>
#include <mach/hardware.h>
+#include <mach/platform.h>
#include <asm/mach-types.h>
-#include <asm/hardware/icst525.h>
+#include <asm/hardware/icst.h>
static struct cpufreq_driver integrator_driver;
-#define CM_ID (IO_ADDRESS(INTEGRATOR_HDR_BASE)+INTEGRATOR_HDR_ID_OFFSET)
-#define CM_OSC (IO_ADDRESS(INTEGRATOR_HDR_BASE)+INTEGRATOR_HDR_OSC_OFFSET)
-#define CM_STAT (IO_ADDRESS(INTEGRATOR_HDR_BASE)+INTEGRATOR_HDR_STAT_OFFSET)
-#define CM_LOCK (IO_ADDRESS(INTEGRATOR_HDR_BASE)+INTEGRATOR_HDR_LOCK_OFFSET)
+#define CM_ID IO_ADDRESS(INTEGRATOR_HDR_ID)
+#define CM_OSC IO_ADDRESS(INTEGRATOR_HDR_OSC)
+#define CM_STAT IO_ADDRESS(INTEGRATOR_HDR_STAT)
+#define CM_LOCK IO_ADDRESS(INTEGRATOR_HDR_LOCK)
-static const struct icst525_params lclk_params = {
- .ref = 24000,
- .vco_max = 320000,
+static const struct icst_params lclk_params = {
+ .ref = 24000000,
+ .vco_max = ICST525_VCO_MAX_5V,
+ .vco_min = ICST525_VCO_MIN,
.vd_min = 8,
.vd_max = 132,
.rd_min = 24,
.rd_max = 24,
+ .s2div = icst525_s2div,
+ .idx2s = icst525_idx2s,
};
-static const struct icst525_params cclk_params = {
- .ref = 24000,
- .vco_max = 320000,
+static const struct icst_params cclk_params = {
+ .ref = 24000000,
+ .vco_max = ICST525_VCO_MAX_5V,
+ .vco_min = ICST525_VCO_MIN,
.vd_min = 12,
.vd_max = 160,
.rd_min = 24,
.rd_max = 24,
+ .s2div = icst525_s2div,
+ .idx2s = icst525_idx2s,
};
/*
@@ -53,17 +60,17 @@ static const struct icst525_params cclk_params = {
*/
static int integrator_verify_policy(struct cpufreq_policy *policy)
{
- struct icst525_vco vco;
+ struct icst_vco vco;
cpufreq_verify_within_limits(policy,
policy->cpuinfo.min_freq,
policy->cpuinfo.max_freq);
- vco = icst525_khz_to_vco(&cclk_params, policy->max);
- policy->max = icst525_khz(&cclk_params, vco);
+ vco = icst_hz_to_vco(&cclk_params, policy->max * 1000);
+ policy->max = icst_hz(&cclk_params, vco) / 1000;
- vco = icst525_khz_to_vco(&cclk_params, policy->min);
- policy->min = icst525_khz(&cclk_params, vco);
+ vco = icst_hz_to_vco(&cclk_params, policy->min * 1000);
+ policy->min = icst_hz(&cclk_params, vco) / 1000;
cpufreq_verify_within_limits(policy,
policy->cpuinfo.min_freq,
@@ -79,7 +86,7 @@ static int integrator_set_target(struct cpufreq_policy *policy,
{
cpumask_t cpus_allowed;
int cpu = policy->cpu;
- struct icst525_vco vco;
+ struct icst_vco vco;
struct cpufreq_freqs freqs;
u_int cm_osc;
@@ -105,17 +112,17 @@ static int integrator_set_target(struct cpufreq_policy *policy,
}
vco.v = cm_osc & 255;
vco.r = 22;
- freqs.old = icst525_khz(&cclk_params, vco);
+ freqs.old = icst_hz(&cclk_params, vco) / 1000;
- /* icst525_khz_to_vco rounds down -- so we need the next
+ /* icst_hz_to_vco rounds down -- so we need the next
* larger freq in case of CPUFREQ_RELATION_L.
*/
if (relation == CPUFREQ_RELATION_L)
target_freq += 999;
if (target_freq > policy->max)
target_freq = policy->max;
- vco = icst525_khz_to_vco(&cclk_params, target_freq);
- freqs.new = icst525_khz(&cclk_params, vco);
+ vco = icst_hz_to_vco(&cclk_params, target_freq * 1000);
+ freqs.new = icst_hz(&cclk_params, vco) / 1000;
freqs.cpu = policy->cpu;
@@ -155,7 +162,7 @@ static unsigned int integrator_get(unsigned int cpu)
cpumask_t cpus_allowed;
unsigned int current_freq;
u_int cm_osc;
- struct icst525_vco vco;
+ struct icst_vco vco;
cpus_allowed = current->cpus_allowed;
@@ -173,7 +180,7 @@ static unsigned int integrator_get(unsigned int cpu)
vco.v = cm_osc & 255;
vco.r = 22;
- current_freq = icst525_khz(&cclk_params, vco); /* current freq */
+ current_freq = icst_hz(&cclk_params, vco) / 1000; /* current freq */
set_cpus_allowed(current, cpus_allowed);