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Diffstat (limited to 'cpu/blackfin/serial.h')
-rw-r--r--cpu/blackfin/serial.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/cpu/blackfin/serial.h b/cpu/blackfin/serial.h
index 7b47878..6cbc564 100644
--- a/cpu/blackfin/serial.h
+++ b/cpu/blackfin/serial.h
@@ -81,11 +81,6 @@
#ifndef __ASSEMBLY__
-/* We cannot use get_sclk() in initcode as it is defined elsewhere. */
-#ifdef BFIN_IN_INITCODE
-# define get_sclk() (CONFIG_CLKIN_HZ * CONFIG_VCO_MULT / CONFIG_SCLK_DIV)
-#endif
-
#ifdef __ADSPBF54x__
# define ACCESS_LATCH()
# define ACCESS_PORT_IER()
@@ -190,6 +185,11 @@ static inline uint16_t serial_early_get_div(void)
return divisor;
}
+/* We cannot use get_sclk() early on as it uses caches in external memory */
+#if defined(BFIN_IN_INITCODE) || defined(CONFIG_DEBUG_EARLY_SERIAL)
+# define get_sclk() (CONFIG_CLKIN_HZ * CONFIG_VCO_MULT / CONFIG_SCLK_DIV)
+#endif
+
__attribute__((always_inline))
static inline void serial_early_set_baud(uint32_t baud)
{