diff options
Diffstat (limited to 'drivers/devfreq')
| -rw-r--r-- | drivers/devfreq/Kconfig | 3 | ||||
| -rw-r--r-- | drivers/devfreq/exynos/exynos4_bus.c | 17 |
2 files changed, 5 insertions, 15 deletions
diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig index c023c5759001..49e74c1fc639 100644 --- a/drivers/devfreq/Kconfig +++ b/drivers/devfreq/Kconfig @@ -76,8 +76,7 @@ config ARM_EXYNOS4_BUS_DEVFREQ and Exynos4212/4412 memory interface and bus (vdd_mif + vdd_int). It reads PPMU counters of memory controllers and adjusts the operating frequencies and voltages with OPP support. - To operate with optimal voltages, ASV support is required - (CONFIG_EXYNOS_ASV). + This does not yet operate with optimal voltages. config ARM_EXYNOS5_BUS_DEVFREQ bool "ARM Exynos5250 Bus DEVFREQ Driver" diff --git a/drivers/devfreq/exynos/exynos4_bus.c b/drivers/devfreq/exynos/exynos4_bus.c index bebb0a42b48e..d9b08d3b6830 100644 --- a/drivers/devfreq/exynos/exynos4_bus.c +++ b/drivers/devfreq/exynos/exynos4_bus.c @@ -30,11 +30,6 @@ #include "exynos_ppmu.h" #include "exynos4_bus.h" -/* Exynos4 ASV has been in the mailing list, but not upstreamed, yet. */ -#ifdef CONFIG_EXYNOS_ASV -extern unsigned int exynos_result_of_asv; -#endif - #define MAX_SAFEVOLT 1200000 /* 1.2V */ enum exynos4_busf_type { @@ -723,11 +718,11 @@ static int exynos4210_init_tables(struct busfreq_data *data) data->top_divtable[i] = tmp; } -#ifdef CONFIG_EXYNOS_ASV - tmp = exynos4_result_of_asv; -#else + /* + * TODO: init tmp based on busfreq_data + * (device-tree or platform-data) + */ tmp = 0; /* Max voltages for the reliability of the unknown */ -#endif pr_debug("ASV Group of Exynos4 is %d\n", tmp); /* Use merged grouping for voltage */ @@ -808,11 +803,7 @@ static int exynos4x12_init_tables(struct busfreq_data *data) data->dmc_divtable[i] = tmp; } -#ifdef CONFIG_EXYNOS_ASV - tmp = exynos4_result_of_asv; -#else tmp = 0; /* Max voltages for the reliability of the unknown */ -#endif if (tmp > 8) tmp = 0; |