diff options
-rw-r--r-- | board/toradex/colibri_imx6/colibri_imx6.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/board/toradex/colibri_imx6/colibri_imx6.c b/board/toradex/colibri_imx6/colibri_imx6.c index 8425189142..efb6b925af 100644 --- a/board/toradex/colibri_imx6/colibri_imx6.c +++ b/board/toradex/colibri_imx6/colibri_imx6.c @@ -271,14 +271,21 @@ iomux_v3_cfg_t const usb_pads[] = { * UARTs are used in DTE mode, switch the mode on all UARTs before * any pinmuxing connects a (DCE) output to a transceiver output. */ +#define UCR3 0x88 /* FIFO Control Register */ +#define UCR3_RI BIT(8) /* RIDELT DTE mode */ +#define UCR3_DCD BIT(9) /* DCDDELT DTE mode */ #define UFCR 0x90 /* FIFO Control Register */ -#define UFCR_DCEDTE (1<<6) /* DCE=0 */ +#define UFCR_DCEDTE BIT(6) /* DCE=0 */ static void setup_dtemode_uart(void) { setbits_le32((u32 *)(UART1_BASE + UFCR), UFCR_DCEDTE); setbits_le32((u32 *)(UART2_BASE + UFCR), UFCR_DCEDTE); setbits_le32((u32 *)(UART3_BASE + UFCR), UFCR_DCEDTE); + + clrbits_le32((u32 *)(UART1_BASE + UCR3), UCR3_DCD | UCR3_RI); + clrbits_le32((u32 *)(UART2_BASE + UCR3), UCR3_DCD | UCR3_RI); + clrbits_le32((u32 *)(UART3_BASE + UCR3), UCR3_DCD | UCR3_RI); } static void setup_iomux_uart(void) |