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samd21: make uart_init() static 

Avoids a linker conflict if programs are using the same function name.
This commit is contained in:
Matt Johnston 2021-12-20 15:43:16 +08:00
parent cadfcd153e
commit 9b2e78c915
1 changed files with 3 additions and 3 deletions
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6
hw/bsp/samd21/family.c
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@ -47,7 +47,7 @@ void USB_Handler(void)
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
// UART support // UART support
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
void uart_init(void); static void uart_init(void);
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
// MACRO TYPEDEF CONSTANT ENUM DECLARATION // MACRO TYPEDEF CONSTANT ENUM DECLARATION
@ -152,7 +152,7 @@ uint32_t board_button_read(void)
#define BOARD_SERCOM2(n) SERCOM ## n #define BOARD_SERCOM2(n) SERCOM ## n
#define BOARD_SERCOM(n) BOARD_SERCOM2(n) #define BOARD_SERCOM(n) BOARD_SERCOM2(n)
void uart_init(void) static void uart_init(void)
{ {
#if UART_SERCOM == 0 #if UART_SERCOM == 0
gpio_set_pin_function(PIN_PA06, PINMUX_PA06D_SERCOM0_PAD2); gpio_set_pin_function(PIN_PA06, PINMUX_PA06D_SERCOM0_PAD2);
@ -217,7 +217,7 @@ int board_uart_write(void const * buf, int len)
} }
#else // ! defined(UART_SERCOM) #else // ! defined(UART_SERCOM)
void uart_init(void) static void uart_init(void)
{ {
} }