diff options
Diffstat (limited to 'board/toradex/colibri_imx6/colibri_imx6.c')
-rw-r--r-- | board/toradex/colibri_imx6/colibri_imx6.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/board/toradex/colibri_imx6/colibri_imx6.c b/board/toradex/colibri_imx6/colibri_imx6.c index 8bf4046e7d..20daa5c447 100644 --- a/board/toradex/colibri_imx6/colibri_imx6.c +++ b/board/toradex/colibri_imx6/colibri_imx6.c @@ -261,6 +261,9 @@ 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 (1<<8) /* RIDELT DTE mode */ +#define UCR3_DCD (1<<9) /* DCDDELT DTE mode */ #define UFCR 0x90 /* FIFO Control Register */ #define UFCR_DCEDTE (1<<6) /* DCE=0 */ @@ -269,6 +272,10 @@ 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) |