| Ben Dooks | a21765a | 2007-02-11 18:31:01 +0100 | [diff] [blame] | 1 | # Copyright 2007 Simtec Electronics |
| 2 | # |
| 3 | # Licensed under GPLv2 |
| 4 | |
| Ben Dooks | 58bac7b | 2010-01-26 16:47:41 +0900 | [diff] [blame] | 5 | config S3C2440_CPUFREQ |
| 6 | bool "S3C2440/S3C2442 CPU Frequency scaling support" |
| 7 | depends on CPU_FREQ_S3C24XX && (CPU_S3C2440 || CPU_S3C2442) |
| Ben Dooks | 58bac7b | 2010-01-26 16:47:41 +0900 | [diff] [blame] | 8 | default y |
| Russell King | b1b3f49 | 2012-10-06 17:12:25 +0100 | [diff] [blame] | 9 | select S3C2410_CPUFREQ_UTILS |
| Ben Dooks | 58bac7b | 2010-01-26 16:47:41 +0900 | [diff] [blame] | 10 | help |
| 11 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. |
| 12 | |
| 13 | config S3C2440_XTAL_12000000 |
| 14 | bool |
| 15 | help |
| 16 | Indicate that the build needs to support 12MHz system |
| 17 | crystal. |
| 18 | |
| 19 | config S3C2440_XTAL_16934400 |
| 20 | bool |
| 21 | help |
| 22 | Indicate that the build needs to support 16.9344MHz system |
| 23 | crystal. |
| 24 | |
| 25 | config S3C2440_PLL_12000000 |
| 26 | bool |
| 27 | depends on S3C2440_CPUFREQ && S3C2440_XTAL_12000000 |
| 28 | default y if CPU_FREQ_S3C24XX_PLL |
| 29 | help |
| 30 | PLL tables for S3C2440 or S3C2442 CPUs with 12MHz crystals. |
| 31 | |
| 32 | config S3C2440_PLL_16934400 |
| 33 | bool |
| 34 | depends on S3C2440_CPUFREQ && S3C2440_XTAL_16934400 |
| 35 | default y if CPU_FREQ_S3C24XX_PLL |
| 36 | help |
| 37 | PLL tables for S3C2440 or S3C2442 CPUs with 16.934MHz crystals. |