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authorSonic Zhang <sonic.zhang@analog.com>2008-04-24 16:39:28 -0400
committerBryan Wu <cooloney@kernel.org>2008-04-24 16:39:28 -0400
commit2fb6cb41ecb315b1d84849663bb2793cdc41a96d (patch)
tree966f5535ba5c2cc42c74610979979d7708ad0165 /arch
parent1e78042c77dcc255abd456398981549269c63238 (diff)
[Blackfin] arch: Add a warning about the value of CLKIN.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/blackfin/Kconfig4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index eba22c219820..795d0ac67c21 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -289,7 +289,7 @@ config BOOT_LOAD
289comment "Clock/PLL Setup" 289comment "Clock/PLL Setup"
290 290
291config CLKIN_HZ 291config CLKIN_HZ
292 int "Crystal Frequency in Hz" 292 int "Frequency of the crystal on the board in Hz"
293 default "11059200" if BFIN533_STAMP 293 default "11059200" if BFIN533_STAMP
294 default "27000000" if BFIN533_EZKIT 294 default "27000000" if BFIN533_EZKIT
295 default "25000000" if (BFIN537_STAMP || BFIN527_EZKIT || H8606_HVSISTEMAS) 295 default "25000000" if (BFIN537_STAMP || BFIN527_EZKIT || H8606_HVSISTEMAS)
@@ -298,6 +298,8 @@ config CLKIN_HZ
298 default "10000000" if BFIN532_IP0X 298 default "10000000" if BFIN532_IP0X
299 help 299 help
300 The frequency of CLKIN crystal oscillator on the board in Hz. 300 The frequency of CLKIN crystal oscillator on the board in Hz.
301 Warning: This value should match the crystal on the board. Otherwise,
302 peripherals won't work properly.
301 303
302config BFIN_KERNEL_CLOCK 304config BFIN_KERNEL_CLOCK
303 bool "Re-program Clocks while Kernel boots?" 305 bool "Re-program Clocks while Kernel boots?"