altos/stm: Add ability to delay STDIO usage for serial ports

Bluetooth needs to delay adding the serial port to stdio until the
link is up and running. The cc1111 serial driver had
DELAY_SERIAL_*_STDIN bits which have been added to the STM serial driver.

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

diff --git a/src/stm/ao_serial_stm.c b/src/stm/ao_serial_stm.c
index e356b9441c3e4bce2381e07ee1b88556534bf63e..2568cf430fe5cb92eccc751ae463d2e8c8ccf796 100644 (file)
--- a/src/stm/ao_serial_stm.c
+++ b/src/stm/ao_serial_stm.c
@@ -348,7 +348,7 @@ ao_serial_init(void)
 
        stm_nvic_set_enable(STM_ISR_USART1_POS);
        stm_nvic_set_priority(STM_ISR_USART1_POS, 4);
-#if USE_SERIAL_1_STDIN
+#if USE_SERIAL_1_STDIN && !DELAY_SERIAL_1_STDIN
        ao_add_stdio(_ao_serial1_pollchar,
                     ao_serial1_putchar,
                     NULL);
@@ -395,7 +395,7 @@ ao_serial_init(void)
 
        stm_nvic_set_enable(STM_ISR_USART2_POS);
        stm_nvic_set_priority(STM_ISR_USART2_POS, 4);
-#if USE_SERIAL_2_STDIN
+#if USE_SERIAL_2_STDIN && !DELAY_SERIAL_2_STDIN
        ao_add_stdio(_ao_serial2_pollchar,
                     ao_serial2_putchar,
                     NULL);
@@ -439,7 +439,7 @@ ao_serial_init(void)
 
        stm_nvic_set_enable(STM_ISR_USART3_POS);
        stm_nvic_set_priority(STM_ISR_USART3_POS, 4);
-#if USE_SERIAL_3_STDIN
+#if USE_SERIAL_3_STDIN && !DELAY_SERIAL_3_STDIN
        ao_add_stdio(_ao_serial3_pollchar,
                     ao_serial3_putchar,
                     NULL);