summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--arch/arm/include/asm/arch-stm32f7/stm32_periph.h2
-rw-r--r--arch/arm/mach-stm32/stm32f7/clock.c3
-rw-r--r--board/st/stm32f746-disco/stm32f746-disco.c13
3 files changed, 7 insertions, 11 deletions
diff --git a/arch/arm/include/asm/arch-stm32f7/stm32_periph.h b/arch/arm/include/asm/arch-stm32f7/stm32_periph.h
index 0bd4695..38adc4e 100644
--- a/arch/arm/include/asm/arch-stm32f7/stm32_periph.h
+++ b/arch/arm/include/asm/arch-stm32f7/stm32_periph.h
@@ -17,13 +17,11 @@
enum periph_id {
UART1_GPIOA_9_10 = 0,
UART2_GPIOD_5_6,
- UART6_GPIOC_6_7,
};
enum periph_clock {
USART1_CLOCK_CFG = 0,
USART2_CLOCK_CFG,
- USART6_CLOCK_CFG,
GPIO_A_CLOCK_CFG,
GPIO_B_CLOCK_CFG,
GPIO_C_CLOCK_CFG,
diff --git a/arch/arm/mach-stm32/stm32f7/clock.c b/arch/arm/mach-stm32/stm32f7/clock.c
index ac47850..78d22d4 100644
--- a/arch/arm/mach-stm32/stm32f7/clock.c
+++ b/arch/arm/mach-stm32/stm32f7/clock.c
@@ -245,9 +245,6 @@ void clock_setup(int peripheral)
case USART1_CLOCK_CFG:
setbits_le32(RCC_BASE + RCC_APB2ENR, RCC_ENR_USART1EN);
break;
- case USART6_CLOCK_CFG:
- setbits_le32(RCC_BASE + RCC_APB2ENR, RCC_ENR_USART6EN);
- break;
case GPIO_A_CLOCK_CFG:
setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_A_EN);
break;
diff --git a/board/st/stm32f746-disco/stm32f746-disco.c b/board/st/stm32f746-disco/stm32f746-disco.c
index 47aa058..404fdfa 100644
--- a/board/st/stm32f746-disco/stm32f746-disco.c
+++ b/board/st/stm32f746-disco/stm32f746-disco.c
@@ -32,7 +32,7 @@ const struct stm32_gpio_ctl gpio_ctl_usart = {
.otype = STM32_GPIO_OTYPE_PP,
.speed = STM32_GPIO_SPEED_50M,
.pupd = STM32_GPIO_PUPD_UP,
- .af = STM32_GPIO_AF8
+ .af = STM32_GPIO_AF7
};
const struct stm32_gpio_ctl gpio_ctl_fmc = {
@@ -251,8 +251,8 @@ int dram_init(void)
}
static const struct stm32_gpio_dsc usart_gpio[] = {
- {STM32_GPIO_PORT_C, STM32_GPIO_PIN_6}, /* TX */
- {STM32_GPIO_PORT_C, STM32_GPIO_PIN_7}, /* RX */
+ {STM32_GPIO_PORT_A, STM32_GPIO_PIN_9}, /* TX */
+ {STM32_GPIO_PORT_B, STM32_GPIO_PIN_7}, /* RX */
};
int uart_setup_gpio(void)
@@ -260,7 +260,8 @@ int uart_setup_gpio(void)
int i;
int rv = 0;
- clock_setup(GPIO_C_CLOCK_CFG);
+ clock_setup(GPIO_A_CLOCK_CFG);
+ clock_setup(GPIO_B_CLOCK_CFG);
for (i = 0; i < ARRAY_SIZE(usart_gpio); i++) {
rv = stm32_gpio_config(&usart_gpio[i], &gpio_ctl_usart);
if (rv)
@@ -272,7 +273,7 @@ out:
}
static const struct stm32x7_serial_platdata serial_platdata = {
- .base = (struct stm32_usart *)USART6_BASE,
+ .base = (struct stm32_usart *)USART1_BASE,
.clock = CONFIG_SYS_CLK_FREQ,
};
@@ -291,7 +292,7 @@ int board_early_init_f(void)
int res;
res = uart_setup_gpio();
- clock_setup(USART6_CLOCK_CFG);
+ clock_setup(USART1_CLOCK_CFG);
if (res)
return res;