diff options
author | Ben Dooks <ben@simtec.co.uk> | 2009-07-30 18:23:31 -0400 |
---|---|---|
committer | Ben Dooks <ben-linux@fluff.org> | 2009-07-30 18:22:53 -0400 |
commit | 0345b51c6a4bfaf6c066b8055d02116432b6a0c9 (patch) | |
tree | cd13c7bea345f30729369caf5053022452a679f9 /arch/arm/plat-s3c24xx/Kconfig | |
parent | 78278d6a9673b487d8229dd430cacdf9964c0d3f (diff) |
ARM: S3C2440: CPUFREQ: Add crystal frequency Kconfig entries.
Add entries to select the crystal to select for each different
supported board. This information is then available for anything
else requiring this, such as the CPUFreq PLL tables.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s3c24xx/Kconfig')
-rw-r--r-- | arch/arm/plat-s3c24xx/Kconfig | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/arch/arm/plat-s3c24xx/Kconfig b/arch/arm/plat-s3c24xx/Kconfig index 9c449c048c78..ec9921b6848b 100644 --- a/arch/arm/plat-s3c24xx/Kconfig +++ b/arch/arm/plat-s3c24xx/Kconfig | |||
@@ -42,16 +42,28 @@ config S3C2440_CPUFREQ | |||
42 | help | 42 | help |
43 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. | 43 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. |
44 | 44 | ||
45 | config S3C2440_XTAL_12000000 | ||
46 | bool | ||
47 | help | ||
48 | Indicate that the build needs to support 12MHz system | ||
49 | crystal. | ||
50 | |||
51 | config S3C2440_XTAL_16934400 | ||
52 | bool | ||
53 | help | ||
54 | Indicate that the build needs to support 16.9344MHz system | ||
55 | crystal. | ||
56 | |||
45 | config S3C2440_PLL_12000000 | 57 | config S3C2440_PLL_12000000 |
46 | bool | 58 | bool |
47 | depends on S3C2440_CPUFREQ | 59 | depends on S3C2440_CPUFREQ && S3C2440_XTAL_12000000 |
48 | default y if CPU_FREQ_S3C24XX_PLL | 60 | default y if CPU_FREQ_S3C24XX_PLL |
49 | help | 61 | help |
50 | PLL tables for S3C2440 or S3C2442 CPUs with 12MHz crystals. | 62 | PLL tables for S3C2440 or S3C2442 CPUs with 12MHz crystals. |
51 | 63 | ||
52 | config S3C2440_PLL_16934400 | 64 | config S3C2440_PLL_16934400 |
53 | bool | 65 | bool |
54 | depends on S3C2440_CPUFREQ | 66 | depends on S3C2440_CPUFREQ && S3C2440_XTAL_16934400 |
55 | default y if CPU_FREQ_S3C24XX_PLL | 67 | default y if CPU_FREQ_S3C24XX_PLL |
56 | help | 68 | help |
57 | PLL tables for S3C2440 or S3C2442 CPUs with 16.934MHz crystals. | 69 | PLL tables for S3C2440 or S3C2442 CPUs with 16.934MHz crystals. |