From 5858badcc16994ea21140b5a905536d365da45b4 Mon Sep 17 00:00:00 2001 From: anarkia1976 <stefano.villa1976@gmail.com> Date: Sun, 12 Jan 2014 20:26:27 +0100 Subject: [PATCH] msm: cpu: overclock: added low (162Mhz) and high (1944Mhz) cpu --- arch/arm/mach-msm/Kconfig | 13 ++++++ arch/arm/mach-msm/acpuclock-8064.c | 91 +++++++++++++++++++++++++++++++++++++ arch/arm/mach-msm/acpuclock-krait.c | 8 +++- arch/arm/mach-msm/msm_dcvs.c | 5 ++ 4 files changed, 116 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig index 890c96e3a1f..814ab1a88b4 100644 --- a/arch/arm/mach-msm/Kconfig +++ b/arch/arm/mach-msm/Kconfig @@ -1633,6 +1633,19 @@ config MSM_CPU_FREQ_MIN endif # CPU_FREQ_MSM +config LOW_CPUCLOCKS + bool "Enable ultra low CPU clocks" + default n + help + Ultra low cpu frequencies enabled for CPU and L2 Cache + +config CPU_OVERCLOCK + bool "Enable CPU Overclocking option" + default n + help + Krait overclocking up to 1.9 GHz + + config MSM_AVS_HW bool "Enable Adaptive Voltage Scaling (AVS)" default n diff --git a/arch/arm/mach-msm/acpuclock-8064.c b/arch/arm/mach-msm/acpuclock-8064.c index 8262946e016..f40edd3d687 100644 --- a/arch/arm/mach-msm/acpuclock-8064.c +++ b/arch/arm/mach-msm/acpuclock-8064.c @@ -47,7 +47,11 @@ static struct scalable scalable[] __initdata = { .aux_clk_sel = 3, .sec_clk_sel = 2, .l2cpmr_iaddr = 0x4501, +#ifdef CONFIG_CPU_OVERCLOCK + .vreg[VREG_CORE] = { "krait0", 1450000 }, +#else .vreg[VREG_CORE] = { "krait0", 1300000 }, +#endif .vreg[VREG_MEM] = { "krait0_mem", 1150000 }, .vreg[VREG_DIG] = { "krait0_dig", 1150000 }, .vreg[VREG_HFPLL_A] = { "krait0_hfpll", 1800000 }, @@ -58,7 +62,11 @@ static struct scalable scalable[] __initdata = { .aux_clk_sel = 3, .sec_clk_sel = 2, .l2cpmr_iaddr = 0x5501, +#ifdef CONFIG_CPU_OVERCLOCK + .vreg[VREG_CORE] = { "krait1", 1450000 }, +#else .vreg[VREG_CORE] = { "krait1", 1300000 }, +#endif .vreg[VREG_MEM] = { "krait1_mem", 1150000 }, .vreg[VREG_DIG] = { "krait1_dig", 1150000 }, .vreg[VREG_HFPLL_A] = { "krait1_hfpll", 1800000 }, @@ -69,7 +77,11 @@ static struct scalable scalable[] __initdata = { .aux_clk_sel = 3, .sec_clk_sel = 2, .l2cpmr_iaddr = 0x6501, +#ifdef CONFIG_CPU_OVERCLOCK + .vreg[VREG_CORE] = { "krait2", 1450000 }, +#else .vreg[VREG_CORE] = { "krait2", 1300000 }, +#endif .vreg[VREG_MEM] = { "krait2_mem", 1150000 }, .vreg[VREG_DIG] = { "krait2_dig", 1150000 }, .vreg[VREG_HFPLL_A] = { "krait2_hfpll", 1800000 }, @@ -80,7 +92,11 @@ static struct scalable scalable[] __initdata = { .aux_clk_sel = 3, .sec_clk_sel = 2, .l2cpmr_iaddr = 0x7501, +#ifdef CONFIG_CPU_OVERCLOCK + .vreg[VREG_CORE] = { "krait3", 1450000 }, +#else .vreg[VREG_CORE] = { "krait3", 1300000 }, +#endif .vreg[VREG_MEM] = { "krait3_mem", 1150000 }, .vreg[VREG_DIG] = { "krait3_dig", 1150000 }, .vreg[VREG_HFPLL_A] = { "krait3_hfpll", 1800000 }, @@ -116,6 +132,24 @@ static struct msm_bus_scale_pdata bus_scale_data __initdata = { }; static struct l2_level l2_freq_tbl[] __initdata = { +#ifdef CONFIG_LOW_CPUCLOCKS + [0] = { { 378000, HFPLL, 2, 0x1C }, 950000, 1050000, 1 }, + [1] = { { 384000, PLL_8, 0, 0x00 }, 950000, 1050000, 1 }, + [2] = { { 432000, HFPLL, 2, 0x20 }, 1050000, 1050000, 2 }, + [3] = { { 486000, HFPLL, 2, 0x24 }, 1050000, 1050000, 2 }, + [4] = { { 540000, HFPLL, 2, 0x28 }, 1050000, 1050000, 2 }, + [5] = { { 594000, HFPLL, 1, 0x16 }, 1050000, 1050000, 2 }, + [6] = { { 648000, HFPLL, 1, 0x18 }, 1050000, 1050000, 4 }, + [7] = { { 702000, HFPLL, 1, 0x1A }, 1150000, 1150000, 4 }, + [8] = { { 756000, HFPLL, 1, 0x1C }, 1150000, 1150000, 4 }, + [9] = { { 810000, HFPLL, 1, 0x1E }, 1150000, 1150000, 4 }, + [10] = { { 864000, HFPLL, 1, 0x20 }, 1150000, 1150000, 4 }, + [11] = { { 918000, HFPLL, 1, 0x22 }, 1150000, 1150000, 5 }, + [12] = { { 972000, HFPLL, 1, 0x24 }, 1150000, 1150000, 5 }, + [13] = { { 1026000, HFPLL, 1, 0x26 }, 1150000, 1150000, 5 }, + [14] = { { 1080000, HFPLL, 1, 0x28 }, 1150000, 1150000, 5 }, + [15] = { { 1134000, HFPLL, 1, 0x2A }, 1150000, 1150000, 5 }, +#else [0] = { { 384000, PLL_8, 0, 0x00 }, 950000, 1050000, 1 }, [1] = { { 432000, HFPLL, 2, 0x20 }, 1050000, 1050000, 2 }, [2] = { { 486000, HFPLL, 2, 0x24 }, 1050000, 1050000, 2 }, @@ -131,11 +165,19 @@ static struct l2_level l2_freq_tbl[] __initdata = { [12] = { { 1026000, HFPLL, 1, 0x26 }, 1150000, 1150000, 5 }, [13] = { { 1080000, HFPLL, 1, 0x28 }, 1150000, 1150000, 5 }, [14] = { { 1134000, HFPLL, 1, 0x2A }, 1150000, 1150000, 5 }, +#endif { } }; static struct acpu_level tbl_slow[] __initdata = { +#ifdef CONFIG_LOW_CPUCLOCKS + { 1, { 162000, HFPLL, 2, 0x0C }, L2(0), 875000 }, + { 1, { 270000, HFPLL, 2, 0x14 }, L2(0), 900000 }, + //{ 1, { 378000, HFPLL, 2, 0x1C }, L2(0), 950000 }, + { 1, { 384000, PLL_8, 0, 0x00 }, L2(1), 925000 }, +#else { 1, { 384000, PLL_8, 0, 0x00 }, L2(0), 950000 }, +#endif { 0, { 432000, HFPLL, 2, 0x20 }, L2(5), 975000 }, { 1, { 486000, HFPLL, 2, 0x24 }, L2(5), 975000 }, { 0, { 540000, HFPLL, 2, 0x28 }, L2(5), 1000000 }, @@ -157,11 +199,25 @@ static struct acpu_level tbl_slow[] __initdata = { { 0, { 1404000, HFPLL, 1, 0x34 }, L2(14), 1237500 }, { 1, { 1458000, HFPLL, 1, 0x36 }, L2(14), 1237500 }, { 1, { 1512000, HFPLL, 1, 0x38 }, L2(14), 1250000 }, +#ifdef CONFIG_CPU_OVERCLOCK + { 1, { 1620000, HFPLL, 1, 0x3C }, L2(15), 1300000 }, + { 1, { 1728000, HFPLL, 1, 0x40 }, L2(15), 1350000 }, + { 1, { 1836000, HFPLL, 1, 0x44 }, L2(15), 1400000 }, + { 1, { 1890000, HFPLL, 1, 0x45 }, L2(15), 1425000 }, + { 1, { 1944000, HFPLL, 1, 0x46 }, L2(15), 1450000 }, +#endif { 0, { 0 } } }; static struct acpu_level tbl_nom[] __initdata = { +#ifdef CONFIG_LOW_CPUCLOCKS + { 1, { 162000, HFPLL, 2, 0x0C }, L2(0), 825000 }, + { 1, { 270000, HFPLL, 2, 0x14 }, L2(0), 850000 }, + //{ 1, { 378000, HFPLL, 2, 0x1C }, L2(0), 900000 }, + { 1, { 384000, PLL_8, 0, 0x00 }, L2(1), 875000 }, +#else { 1, { 384000, PLL_8, 0, 0x00 }, L2(0), 900000 }, +#endif { 0, { 432000, HFPLL, 2, 0x20 }, L2(5), 925000 }, { 1, { 486000, HFPLL, 2, 0x24 }, L2(5), 925000 }, { 0, { 540000, HFPLL, 2, 0x28 }, L2(5), 950000 }, @@ -183,11 +239,25 @@ static struct acpu_level tbl_nom[] __initdata = { { 0, { 1404000, HFPLL, 1, 0x34 }, L2(14), 1187500 }, { 1, { 1458000, HFPLL, 1, 0x36 }, L2(14), 1187500 }, { 1, { 1512000, HFPLL, 1, 0x38 }, L2(14), 1200000 }, +#ifdef CONFIG_CPU_OVERCLOCK + { 1, { 1620000, HFPLL, 1, 0x3C }, L2(15), 1250000 }, + { 1, { 1728000, HFPLL, 1, 0x40 }, L2(15), 1300000 }, + { 1, { 1836000, HFPLL, 1, 0x44 }, L2(15), 1350000 }, + { 1, { 1890000, HFPLL, 1, 0x45 }, L2(15), 1375000 }, + { 1, { 1944000, HFPLL, 1, 0x46 }, L2(15), 1400000 }, +#endif { 0, { 0 } } }; static struct acpu_level tbl_fast[] __initdata = { +#ifdef CONFIG_LOW_CPUCLOCKS + { 1, { 162000, HFPLL, 2, 0x0C }, L2(0), 775000 }, + { 1, { 270000, HFPLL, 2, 0x14 }, L2(0), 800000 }, + //{ 1, { 378000, HFPLL, 2, 0x1C }, L2(0), 850000 }, + { 1, { 384000, PLL_8, 0, 0x00 }, L2(1), 825000 }, +#else { 1, { 384000, PLL_8, 0, 0x00 }, L2(0), 850000 }, +#endif { 0, { 432000, HFPLL, 2, 0x20 }, L2(5), 875000 }, { 1, { 486000, HFPLL, 2, 0x24 }, L2(5), 875000 }, { 0, { 540000, HFPLL, 2, 0x28 }, L2(5), 900000 }, @@ -209,11 +279,25 @@ static struct acpu_level tbl_fast[] __initdata = { { 0, { 1404000, HFPLL, 1, 0x34 }, L2(14), 1137500 }, { 1, { 1458000, HFPLL, 1, 0x36 }, L2(14), 1137500 }, { 1, { 1512000, HFPLL, 1, 0x38 }, L2(14), 1150000 }, +#ifdef CONFIG_CPU_OVERCLOCK + { 1, { 1620000, HFPLL, 1, 0x3C }, L2(15), 1200000 }, + { 1, { 1728000, HFPLL, 1, 0x40 }, L2(15), 1250000 }, + { 1, { 1836000, HFPLL, 1, 0x44 }, L2(15), 1300000 }, + { 1, { 1890000, HFPLL, 1, 0x45 }, L2(15), 1325000 }, + { 1, { 1944000, HFPLL, 1, 0x46 }, L2(15), 1350000 }, +#endif { 0, { 0 } } }; static struct acpu_level tbl_faster[] __initdata = { +#ifdef CONFIG_LOW_CPUCLOCKS + { 1, { 162000, HFPLL, 2, 0x0C }, L2(0), 775000 }, + { 1, { 270000, HFPLL, 2, 0x14 }, L2(0), 800000 }, + //{ 1, { 378000, HFPLL, 2, 0x1C }, L2(0), 850000 }, + { 1, { 384000, PLL_8, 0, 0x00 }, L2(1), 825000 }, +#else { 1, { 384000, PLL_8, 0, 0x00 }, L2(0), 850000 }, +#endif { 0, { 432000, HFPLL, 2, 0x20 }, L2(5), 875000 }, { 1, { 486000, HFPLL, 2, 0x24 }, L2(5), 875000 }, { 0, { 540000, HFPLL, 2, 0x28 }, L2(5), 900000 }, @@ -235,6 +319,13 @@ static struct acpu_level tbl_faster[] __initdata = { { 0, { 1404000, HFPLL, 1, 0x34 }, L2(14), 1112500 }, { 1, { 1458000, HFPLL, 1, 0x36 }, L2(14), 1112500 }, { 1, { 1512000, HFPLL, 1, 0x38 }, L2(14), 1125000 }, +#ifdef CONFIG_CPU_OVERCLOCK + { 1, { 1620000, HFPLL, 1, 0x3C }, L2(15), 1150000 }, + { 1, { 1728000, HFPLL, 1, 0x40 }, L2(15), 1200000 }, + { 1, { 1836000, HFPLL, 1, 0x44 }, L2(15), 1250000 }, + { 1, { 1890000, HFPLL, 1, 0x45 }, L2(15), 1275000 }, + { 1, { 1944000, HFPLL, 1, 0x46 }, L2(15), 1300000 }, +#endif { 0, { 0 } } }; diff --git a/arch/arm/mach-msm/acpuclock-krait.c b/arch/arm/mach-msm/acpuclock-krait.c index e3a3f5486e4..97f6f3909f5 100644 --- a/arch/arm/mach-msm/acpuclock-krait.c +++ b/arch/arm/mach-msm/acpuclock-krait.c @@ -45,6 +45,12 @@ #define PRI_SRC_SEL_HFPLL 1 #define PRI_SRC_SEL_HFPLL_DIV2 2 +#ifdef CONFIG_LOW_CPUCLOCKS +#define FREQ_TABLE_SIZE 39 +#else +#define FREQ_TABLE_SIZE 35 +#endif + static DEFINE_MUTEX(driver_lock); static DEFINE_SPINLOCK(l2_lock); @@ -913,7 +919,7 @@ static void __init bus_init(const struct l2_level *l2_level) } #ifdef CONFIG_CPU_FREQ_MSM -static struct cpufreq_frequency_table freq_table[NR_CPUS][35]; +static struct cpufreq_frequency_table freq_table[NR_CPUS][FREQ_TABLE_SIZE]; static void __init cpufreq_table_init(void) { diff --git a/arch/arm/mach-msm/msm_dcvs.c b/arch/arm/mach-msm/msm_dcvs.c index 1a919fcf577..1d5e289b9b8 100644 --- a/arch/arm/mach-msm/msm_dcvs.c +++ b/arch/arm/mach-msm/msm_dcvs.c @@ -146,7 +146,12 @@ static struct dcvs_core core_list[CORES_MAX]; static struct kobject *cores_kobj; +#ifdef CONFIG_CPU_OVERCLOCK +#define DCVS_MAX_NUM_FREQS 20 +#else #define DCVS_MAX_NUM_FREQS 15 +#endif + static struct msm_dcvs_freq_entry cpu_freq_tbl[DCVS_MAX_NUM_FREQS]; static unsigned num_cpu_freqs; static struct msm_dcvs_platform_data *dcvs_pdata; -- 2.15.1