[CPUFREQ] EXYNOS5250: Add support max 1.7GHz for EXYNOS5250

This patch adds support 1.7GHz max frequency for EXYNOS5250

Signed-off-by: Jaecheol Lee <jc.lee@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 24 insertions, 31 deletions

diff --git a/drivers/cpufreq/exynos5250-cpufreq.c b/drivers/cpufreq/exynos5250-cpufreq.c
index a88331644ebf..e64c253cb169 100644
--- a/drivers/cpufreq/exynos5250-cpufreq.c
+++ b/drivers/cpufreq/exynos5250-cpufreq.c
@@ -65,20 +65,20 @@ static unsigned int clkdiv_cpu0_5250[CPUFREQ_LEVEL_END][8] = {
          * Clock divider value for following
          * { ARM, CPUD, ACP, PERIPH, ATB, PCLK_DBG, APLL, ARM2 }
          */
-        { 0, 3, 7, 7, 6, 1, 3, 0 },     /* 1700 MHz - N/A */
-        { 0, 3, 7, 7, 6, 1, 3, 0 },     /* 1600 MHz - N/A */
-        { 0, 3, 7, 7, 5, 1, 3, 0 },     /* 1500 MHz - N/A */
-        { 0, 3, 7, 7, 6, 1, 3, 0 },     /* 1400 MHz */
-        { 0, 3, 7, 7, 6, 1, 3, 0 },     /* 1300 MHz */
-        { 0, 3, 7, 7, 5, 1, 3, 0 },     /* 1200 MHz */
-        { 0, 2, 7, 7, 5, 1, 2, 0 },     /* 1100 MHz */
-        { 0, 2, 7, 7, 4, 1, 2, 0 },     /* 1000 MHz */
-        { 0, 2, 7, 7, 4, 1, 2, 0 },     /* 900 MHz */
-        { 0, 2, 7, 7, 3, 1, 1, 0 },     /* 800 MHz */
+        { 0, 3, 7, 7, 7, 3, 5, 0 },     /* 1700 MHz */
+        { 0, 3, 7, 7, 7, 1, 4, 0 },     /* 1600 MHz */
+        { 0, 2, 7, 7, 7, 1, 4, 0 },     /* 1500 MHz */
+        { 0, 2, 7, 7, 6, 1, 4, 0 },     /* 1400 MHz */
+        { 0, 2, 7, 7, 6, 1, 3, 0 },     /* 1300 MHz */
+        { 0, 2, 7, 7, 5, 1, 3, 0 },     /* 1200 MHz */
+        { 0, 3, 7, 7, 5, 1, 3, 0 },     /* 1100 MHz */
+        { 0, 1, 7, 7, 4, 1, 2, 0 },     /* 1000 MHz */
+        { 0, 1, 7, 7, 4, 1, 2, 0 },     /* 900 MHz */
+        { 0, 1, 7, 7, 4, 1, 2, 0 },     /* 800 MHz */
         { 0, 1, 7, 7, 3, 1, 1, 0 },     /* 700 MHz */
-        { 0, 1, 7, 7, 2, 1, 1, 0 },     /* 600 MHz */
+        { 0, 1, 7, 7, 3, 1, 1, 0 },     /* 600 MHz */
         { 0, 1, 7, 7, 2, 1, 1, 0 },     /* 500 MHz */
-        { 0, 1, 7, 7, 1, 1, 1, 0 },     /* 400 MHz */
+        { 0, 1, 7, 7, 2, 1, 1, 0 },     /* 400 MHz */
         { 0, 1, 7, 7, 1, 1, 1, 0 },     /* 300 MHz */
         { 0, 1, 7, 7, 1, 1, 1, 0 },     /* 200 MHz */
 };
@@ -87,9 +87,9 @@ static unsigned int clkdiv_cpu1_5250[CPUFREQ_LEVEL_END][2] = {
         /* Clock divider value for following
          * { COPY, HPM }
          */
-        { 0, 2 },       /* 1700 MHz - N/A */
-        { 0, 2 },       /* 1600 MHz - N/A */
-        { 0, 2 },       /* 1500 MHz - N/A */
+        { 0, 2 },       /* 1700 MHz */
+        { 0, 2 },       /* 1600 MHz */
+        { 0, 2 },       /* 1500 MHz */
         { 0, 2 },       /* 1400 MHz */
         { 0, 2 },       /* 1300 MHz */
         { 0, 2 },       /* 1200 MHz */
@@ -106,10 +106,10 @@ static unsigned int clkdiv_cpu1_5250[CPUFREQ_LEVEL_END][2] = {
 };
 
 static unsigned int exynos5_apll_pms_table[CPUFREQ_LEVEL_END] = {
-        (0),                            /* 1700 MHz - N/A */
-        (0),                            /* 1600 MHz - N/A */
-        (0),                            /* 1500 MHz - N/A */
-        (0),                            /* 1400 MHz */
+        ((425 << 16) | (6 << 8) | 0),   /* 1700 MHz */
+        ((200 << 16) | (3 << 8) | 0),   /* 1600 MHz */
+        ((250 << 16) | (4 << 8) | 0),   /* 1500 MHz */
+        ((175 << 16) | (3 << 8) | 0),   /* 1400 MHz */
         ((325 << 16) | (6 << 8) | 0),   /* 1300 MHz */
         ((200 << 16) | (4 << 8) | 0),   /* 1200 MHz */
         ((275 << 16) | (6 << 8) | 0),   /* 1100 MHz */
@@ -126,9 +126,10 @@ static unsigned int exynos5_apll_pms_table[CPUFREQ_LEVEL_END] = {
 
 /* ASV group voltage table */
 static const unsigned int asv_voltage_5250[CPUFREQ_LEVEL_END] = {
-        0, 0, 0, 0, 0, 0, 0,    /* 1700 MHz ~ 1100 MHz Not supported */
-        1175000, 1125000, 1075000, 1050000, 1000000,
-        950000, 925000, 925000, 900000
+        1300000, 1250000, 1225000, 1200000, 1150000,
+        1125000, 1100000, 1075000, 1050000, 1025000,
+        1012500, 1000000,  975000,  950000,  937500,
+        925000
 };
 
 static void set_clkdiv(unsigned int div_index)
@@ -248,15 +249,7 @@ static void __init set_volt_table(void)
 {
         unsigned int i;
 
-        exynos5250_freq_table[L0].frequency = CPUFREQ_ENTRY_INVALID;
-        exynos5250_freq_table[L1].frequency = CPUFREQ_ENTRY_INVALID;
-        exynos5250_freq_table[L2].frequency = CPUFREQ_ENTRY_INVALID;
-        exynos5250_freq_table[L3].frequency = CPUFREQ_ENTRY_INVALID;
-        exynos5250_freq_table[L4].frequency = CPUFREQ_ENTRY_INVALID;
-        exynos5250_freq_table[L5].frequency = CPUFREQ_ENTRY_INVALID;
-        exynos5250_freq_table[L6].frequency = CPUFREQ_ENTRY_INVALID;
-
-        max_support_idx = L7;
+        max_support_idx = L0;
 
         for (i = 0 ; i < CPUFREQ_LEVEL_END ; i++)
                 exynos5250_volt_table[i] = asv_voltage_5250[i];