altos/telegps-v2.0: Set CPU clock to 48MHz instread of 96MHz

Turns out the CPU doesn't run well at that speed. Who would have guessed?

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

diff --git a/src/telegps-v2.0/ao_pins.h b/src/telegps-v2.0/ao_pins.h
index beef86c78de7cdb2d150334382a9b5f0015f7a72..37a5fa392a9591fc84517e1bebb5fea7b89019ca 100644 (file)
--- a/src/telegps-v2.0/ao_pins.h
+++ b/src/telegps-v2.0/ao_pins.h
@@ -35,8 +35,9 @@
 
 #define AO_HSE                  32000000
 #define AO_RCC_CFGR_PLLMUL      STM_RCC_CFGR_PLLMUL_3
+#define AO_RCC_CFGR2_PLLDIV    STM_RCC_CFGR2_PREDIV_2
 #define AO_PLLMUL               3
-#define AO_PLLDIV               1
+#define AO_PLLDIV               2
 
 /* HCLK = 48MHz */
 #define AO_AHB_PRESCALER        1
@@ -46,8 +47,6 @@
 #define AO_APB_PRESCALER        1
 #define AO_RCC_CFGR_PPRE_DIV    STM_RCC_CFGR_PPRE_DIV_1
 
-#define AO_RCC_CFGR2_PLLDIV    STM_RCC_CFGR2_PREDIV_1
-
 #define HAS_USB                         1
 #define AO_USB_DIRECTIO                 0
 #define AO_PA11_PA12_RMP                1