altos/lpc: SPI runs off main clock (48MHz), not sysclk (24MHz)

Update SPI speed definitions to match

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/lpc/ao_arch.h b/src/lpc/ao_arch.h
index 9dbebf4ace1edb1b612df90ce16353bfa409aa06..f605e3d2d677ddc4ed4b5ada58e46ecb88a0d4b9 100644 (file)
--- a/src/lpc/ao_arch.h
+++ b/src/lpc/ao_arch.h
@@ -127,14 +127,13 @@ ao_serial_init(void);
 
 /* SPI definitions */
 
-#define AO_SPI_SPEED_12MHz             2
-#define AO_SPI_SPEED_6MHz              4
-#define AO_SPI_SPEED_4MHz              6
-#define AO_SPI_SPEED_2MHz              12
-#define AO_SPI_SPEED_1MHz              24
-#define AO_SPI_SPEED_500kHz            48
-#define AO_SPI_SPEED_250kHz            96
-#define AO_SPI_SPEED_125kHz            192
+#define AO_SPI_SPEED_12MHz             4
+#define AO_SPI_SPEED_6MHz              8
+#define AO_SPI_SPEED_4MHz              12
+#define AO_SPI_SPEED_2MHz              24
+#define AO_SPI_SPEED_1MHz              48
+#define AO_SPI_SPEED_500kHz            96
+#define AO_SPI_SPEED_250kHz            192
 
 #define AO_SPI_SPEED_FAST      AO_SPI_SPEED_12MHz