From aecddf9b527978a3c062fa0a8d67e3aaa69db625 Mon Sep 17 00:00:00 2001 From: Gregory Nutt Date: Fri, 20 Jun 2014 11:40:36 -0600 Subject: [PATCH] SAMA5D4: USART peripheral clock appears to be MCK/2 --- arch/arm/src/sama5/sam_lowputc.c | 6 +++--- arch/arm/src/sama5/sam_serial.c | 6 +++--- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/arm/src/sama5/sam_lowputc.c b/arch/arm/src/sama5/sam_lowputc.c index 6931c6ceed0..2685335ca25 100644 --- a/arch/arm/src/sama5/sam_lowputc.c +++ b/arch/arm/src/sama5/sam_lowputc.c @@ -149,10 +149,10 @@ # undef HAVE_UART_CONSOLE #endif -/* The UART/USART modules are driven by the main clock (MCK). */ +/* The UART/USART modules are driven by the peripheral clock (MCK or MCK2). */ -#define SAM_USART_CLOCK BOARD_MCK_FREQUENCY /* Frequency of the main clock */ -#define SAM_MR_USCLKS UART_MR_USCLKS_MCK /* Source = Main clock */ +#define SAM_USART_CLOCK BOARD_USART_FREQUENCY /* Frequency of the USART clock */ +#define SAM_MR_USCLKS UART_MR_USCLKS_MCK /* Source = Main clock */ /* Select USART parameters for the selected console */ diff --git a/arch/arm/src/sama5/sam_serial.c b/arch/arm/src/sama5/sam_serial.c index 8dcc05bdb26..479caf5b0c3 100644 --- a/arch/arm/src/sama5/sam_serial.c +++ b/arch/arm/src/sama5/sam_serial.c @@ -382,10 +382,10 @@ # define USART4_ASSIGNED 1 #endif -/* The UART/USART modules are driven by the main clock (MCK). */ +/* The UART/USART modules are driven by the peripheral clock (MCK or MCK2). */ -#define SAM_USART_CLOCK BOARD_MCK_FREQUENCY /* Frequency of the main clock */ -#define SAM_MR_USCLKS UART_MR_USCLKS_MCK /* Source = Main clock */ +#define SAM_USART_CLOCK BOARD_USART_FREQUENCY /* Frequency of the USART clock */ +#define SAM_MR_USCLKS UART_MR_USCLKS_MCK /* Source = Main clock */ /**************************************************************************** * Private Types