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-rw-r--r--include/configs/sequoia.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h
index 1f19621..b7f79c2 100644
--- a/include/configs/sequoia.h
+++ b/include/configs/sequoia.h
@@ -38,7 +38,9 @@
#define CONFIG_440GRX 1 /* Specific PPC440GRx */
#endif
#define CONFIG_4xx 1 /* ... PPC4xx family */
-#define CONFIG_SYS_CLK_FREQ 33000000 /* external freq to pll */
+/* Detect Sequoia PLL input clock automatically via CPLD bit */
+#define CONFIG_SYS_CLK_FREQ ((in8(CFG_BCSR_BASE + 3) & 0x80) ? \
+ 3333333 : 33000000)
#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
#define CONFIG_MISC_INIT_R 1 /* Call misc_init_r */