[CPUFREQ] EXYNOS4210: Update frequency table for cpu divider

This patch is changes frequency table for cpu divider for stable frequency.

Signed-off-by: Jaecheol Lee <jc.lee@samsung.com>
Signed-off-by: Jongpill Lee <boyko.lee@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Dave Jones <davej@redhat.com>

diff --git a/drivers/cpufreq/exynos4210-cpufreq.c b/drivers/cpufreq/exynos4210-cpufreq.c
index 578956c5ee710516867b34bc430739fe88d20b65..ba579e0a5c3fd25b00abbb34ecead6f08578be12 100644 (file)
--- a/drivers/cpufreq/exynos4210-cpufreq.c
+++ b/drivers/cpufreq/exynos4210-cpufreq.c
@@ -41,14 +41,15 @@ static bool frequency_locked;
 static DEFINE_MUTEX(cpufreq_lock);
 
 enum cpufreq_level_index {
-       L0, L1, L2, L3, CPUFREQ_LEVEL_END,
+       L0, L1, L2, L3, L4, CPUFREQ_LEVEL_END,
 };
 
 static struct cpufreq_frequency_table exynos4_freq_table[] = {
-       {L0, 1000*1000},
-       {L1, 800*1000},
-       {L2, 400*1000},
-       {L3, 100*1000},
+       {L0, 1200*1000},
+       {L1, 1000*1000},
+       {L2, 800*1000},
+       {L3, 500*1000},
+       {L4, 200*1000},
        {0, CPUFREQ_TABLE_END},
 };
 
@@ -59,17 +60,20 @@ static unsigned int clkdiv_cpu0[CPUFREQ_LEVEL_END][7] = {
         *              DIVATB, DIVPCLK_DBG, DIVAPLL }
         */
 
-       /* ARM L0: 1000MHz */
-       { 0, 3, 7, 3, 3, 0, 1 },
+       /* ARM L0: 1200MHz */
+       { 0, 3, 7, 3, 4, 1, 7 },
 
-       /* ARM L1: 800MHz */
-       { 0, 3, 7, 3, 3, 0, 1 },
+       /* ARM L1: 1000MHz */
+       { 0, 3, 7, 3, 4, 1, 7 },
 
-       /* ARM L2: 400MHz */
-       { 0, 1, 3, 1, 3, 0, 1 },
+       /* ARM L2: 800MHz */
+       { 0, 3, 7, 3, 3, 1, 7 },
 
-       /* ARM L3: 100MHz */
-       { 0, 0, 1, 0, 3, 1, 1 },
+       /* ARM L3: 500MHz */
+       { 0, 3, 7, 3, 3, 1, 7 },
+
+       /* ARM L4: 200MHz */
+       { 0, 1, 3, 1, 3, 1, 0 },
 };
 
 static unsigned int clkdiv_cpu1[CPUFREQ_LEVEL_END][2] = {
@@ -78,16 +82,19 @@ static unsigned int clkdiv_cpu1[CPUFREQ_LEVEL_END][2] = {
         * { DIVCOPY, DIVHPM }
         */
 
-        /* ARM L0: 1000MHz */
-       { 3, 0 },
+       /* ARM L0: 1200MHz */
+       { 5, 0 },
+
+       /* ARM L1: 1000MHz */
+       { 4, 0 },
 
-       /* ARM L1: 800MHz */
+       /* ARM L2: 800MHz */
        { 3, 0 },
 
-       /* ARM L2: 400MHz */
+       /* ARM L3: 500MHz */
        { 3, 0 },
 
-       /* ARM L3: 100MHz */
+       /* ARM L4: 200MHz */
        { 3, 0 },
 };
 
@@ -99,31 +106,37 @@ struct cpufreq_voltage_table {
 static struct cpufreq_voltage_table exynos4_volt_table[CPUFREQ_LEVEL_END] = {
        {
                .index          = L0,
-               .arm_volt       = 1200000,
+               .arm_volt       = 1350000,
        }, {
                .index          = L1,
-               .arm_volt       = 1100000,
+               .arm_volt       = 1300000,
        }, {
                .index          = L2,
-               .arm_volt       = 1000000,
+               .arm_volt       = 1200000,
        }, {
                .index          = L3,
-               .arm_volt       = 900000,
+               .arm_volt       = 1100000,
+       }, {
+               .index          = L4,
+               .arm_volt       = 1050000,
        },
 };
 
 static unsigned int exynos4_apll_pms_table[CPUFREQ_LEVEL_END] = {
-       /* APLL FOUT L0: 1000MHz */
+       /* APLL FOUT L0: 1200MHz */
+       ((150 << 16) | (3 << 8) | 1),
+
+       /* APLL FOUT L1: 1000MHz */
        ((250 << 16) | (6 << 8) | 1),
 
-       /* APLL FOUT L1: 800MHz */
+       /* APLL FOUT L2: 800MHz */
        ((200 << 16) | (6 << 8) | 1),
 
-       /* APLL FOUT L2 : 400MHz */
-       ((200 << 16) | (6 << 8) | 2),
+       /* APLL FOUT L3: 500MHz */
+       ((250 << 16) | (6 << 8) | 2),
 
-       /* APLL FOUT L3: 100MHz */
-       ((200 << 16) | (6 << 8) | 4),
+       /* APLL FOUT L4: 200MHz */
+       ((200 << 16) | (6 << 8) | 3),
 };
 
 static int exynos4_verify_speed(struct cpufreq_policy *policy)