src/stm32f1: Disable extra JTAG pins in ao_clock_init

[fw/altos] / src / stm32f1 / ao_clock.c

diff --git a/src/stm32f1/ao_clock.c b/src/stm32f1/ao_clock.c
index 52830117cdf83ba1b200150b0d0baafa734b3ccf..899923dc5cfc0f501db1a554f774e4071b7b1b41 100644 (file)
--- a/src/stm32f1/ao_clock.c
+++ b/src/stm32f1/ao_clock.c
@@ -181,6 +181,8 @@ ao_clock_init(void)
        /* Clear reset flags */
        stm_rcc.csr |= (1 << STM_RCC_CSR_RMVF);
 
+       /* Enable AFIO */
+       stm_rcc.apb2enr |= (1 << STM_RCC_APB2ENR_AFIOEN);
 
        /* Release PB3, PA15 and PB4 from JTAG use */
        stm_afio.mapr = (stm_afio.mapr &