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Diffstat (limited to 'arch/arm/mach-sa1100/cpu-sa1100.c')
-rw-r--r--arch/arm/mach-sa1100/cpu-sa1100.c51
1 files changed, 25 insertions, 26 deletions
diff --git a/arch/arm/mach-sa1100/cpu-sa1100.c b/arch/arm/mach-sa1100/cpu-sa1100.c
index 96f7dc103b5..07d4e8ba371 100644
--- a/arch/arm/mach-sa1100/cpu-sa1100.c
+++ b/arch/arm/mach-sa1100/cpu-sa1100.c
@@ -94,48 +94,47 @@
#include "generic.h"
-typedef struct {
+struct sa1100_dram_regs {
int speed;
u32 mdcnfg;
u32 mdcas0;
u32 mdcas1;
u32 mdcas2;
-} sa1100_dram_regs_t;
+};
static struct cpufreq_driver sa1100_driver;
-static sa1100_dram_regs_t sa1100_dram_settings[] =
-{
- /* speed, mdcnfg, mdcas0, mdcas1, mdcas2 clock frequency */
- { 59000, 0x00dc88a3, 0xcccccccf, 0xfffffffc, 0xffffffff }, /* 59.0 MHz */
- { 73700, 0x011490a3, 0xcccccccf, 0xfffffffc, 0xffffffff }, /* 73.7 MHz */
- { 88500, 0x014e90a3, 0xcccccccf, 0xfffffffc, 0xffffffff }, /* 88.5 MHz */
- { 103200, 0x01889923, 0xcccccccf, 0xfffffffc, 0xffffffff }, /* 103.2 MHz */
- { 118000, 0x01c29923, 0x9999998f, 0xfffffff9, 0xffffffff }, /* 118.0 MHz */
- { 132700, 0x01fb2123, 0x9999998f, 0xfffffff9, 0xffffffff }, /* 132.7 MHz */
- { 147500, 0x02352123, 0x3333330f, 0xfffffff3, 0xffffffff }, /* 147.5 MHz */
- { 162200, 0x026b29a3, 0x38e38e1f, 0xfff8e38e, 0xffffffff }, /* 162.2 MHz */
- { 176900, 0x02a329a3, 0x71c71c1f, 0xfff1c71c, 0xffffffff }, /* 176.9 MHz */
- { 191700, 0x02dd31a3, 0xe38e383f, 0xffe38e38, 0xffffffff }, /* 191.7 MHz */
- { 206400, 0x03153223, 0xc71c703f, 0xffc71c71, 0xffffffff }, /* 206.4 MHz */
- { 221200, 0x034fba23, 0xc71c703f, 0xffc71c71, 0xffffffff }, /* 221.2 MHz */
- { 235900, 0x03853a23, 0xe1e1e07f, 0xe1e1e1e1, 0xffffffe1 }, /* 235.9 MHz */
- { 250700, 0x03bf3aa3, 0xc3c3c07f, 0xc3c3c3c3, 0xffffffc3 }, /* 250.7 MHz */
- { 265400, 0x03f7c2a3, 0xc3c3c07f, 0xc3c3c3c3, 0xffffffc3 }, /* 265.4 MHz */
- { 280200, 0x0431c2a3, 0x878780ff, 0x87878787, 0xffffff87 }, /* 280.2 MHz */
+static struct sa1100_dram_regs sa1100_dram_settings[] = {
+ /*speed, mdcnfg, mdcas0, mdcas1, mdcas2, clock freq */
+ { 59000, 0x00dc88a3, 0xcccccccf, 0xfffffffc, 0xffffffff},/* 59.0 MHz */
+ { 73700, 0x011490a3, 0xcccccccf, 0xfffffffc, 0xffffffff},/* 73.7 MHz */
+ { 88500, 0x014e90a3, 0xcccccccf, 0xfffffffc, 0xffffffff},/* 88.5 MHz */
+ {103200, 0x01889923, 0xcccccccf, 0xfffffffc, 0xffffffff},/* 103.2 MHz */
+ {118000, 0x01c29923, 0x9999998f, 0xfffffff9, 0xffffffff},/* 118.0 MHz */
+ {132700, 0x01fb2123, 0x9999998f, 0xfffffff9, 0xffffffff},/* 132.7 MHz */
+ {147500, 0x02352123, 0x3333330f, 0xfffffff3, 0xffffffff},/* 147.5 MHz */
+ {162200, 0x026b29a3, 0x38e38e1f, 0xfff8e38e, 0xffffffff},/* 162.2 MHz */
+ {176900, 0x02a329a3, 0x71c71c1f, 0xfff1c71c, 0xffffffff},/* 176.9 MHz */
+ {191700, 0x02dd31a3, 0xe38e383f, 0xffe38e38, 0xffffffff},/* 191.7 MHz */
+ {206400, 0x03153223, 0xc71c703f, 0xffc71c71, 0xffffffff},/* 206.4 MHz */
+ {221200, 0x034fba23, 0xc71c703f, 0xffc71c71, 0xffffffff},/* 221.2 MHz */
+ {235900, 0x03853a23, 0xe1e1e07f, 0xe1e1e1e1, 0xffffffe1},/* 235.9 MHz */
+ {250700, 0x03bf3aa3, 0xc3c3c07f, 0xc3c3c3c3, 0xffffffc3},/* 250.7 MHz */
+ {265400, 0x03f7c2a3, 0xc3c3c07f, 0xc3c3c3c3, 0xffffffc3},/* 265.4 MHz */
+ {280200, 0x0431c2a3, 0x878780ff, 0x87878787, 0xffffff87},/* 280.2 MHz */
{ 0, 0, 0, 0, 0 } /* last entry */
};
static void sa1100_update_dram_timings(int current_speed, int new_speed)
{
- sa1100_dram_regs_t *settings = sa1100_dram_settings;
+ struct sa1100_dram_regs *settings = sa1100_dram_settings;
/* find speed */
while (settings->speed != 0) {
- if(new_speed == settings->speed)
+ if (new_speed == settings->speed)
break;
-
+
settings++;
}
@@ -149,7 +148,7 @@ static void sa1100_update_dram_timings(int current_speed, int new_speed)
/* We're going FASTER, so first relax the memory
* timings before changing the core frequency
*/
-
+
/* Half the memory access clock */
MDCNFG |= MDCNFG_CDB2;
@@ -187,7 +186,7 @@ static int sa1100_target(struct cpufreq_policy *policy,
struct cpufreq_freqs freqs;
new_ppcr = sa11x0_freq_to_ppcr(target_freq);
- switch(relation){
+ switch (relation) {
case CPUFREQ_RELATION_L:
if (sa11x0_ppcr_to_freq(new_ppcr) > policy->max)
new_ppcr--;