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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2016-10-25 08:48:53 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2016-11-08 13:11:45 +0100 |
| commit | 36be2505d698e506423131d7c53458d297ee5fa3 (patch) | |
| tree | 3be2c61a4ee5260c098706f272d319516792e756 /include/serial/imx-uart.h | |
| parent | 23aa3d6ffb70e1dbc2594d6cba8a49e9fe8dbb3d (diff) | |
| download | barebox-36be2505d698e506423131d7c53458d297ee5fa3.tar.gz barebox-36be2505d698e506423131d7c53458d297ee5fa3.tar.xz | |
serial: i.MX uart: Allow DTE mode in lowlevel code
Some consoles must be configured for DTE mode. Allow to set this
in lowlevel code.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'include/serial/imx-uart.h')
| -rw-r--r-- | include/serial/imx-uart.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/serial/imx-uart.h b/include/serial/imx-uart.h index 901b26add6..b40044ea4b 100644 --- a/include/serial/imx-uart.h +++ b/include/serial/imx-uart.h @@ -146,6 +146,15 @@ static inline void imx_uart_setup(void __iomem *uartbase, writel(UCR1_UARTEN, uartbase + UCR1); } +static inline void imx_uart_set_dte(void __iomem *uartbase) +{ + u32 ufcr; + + ufcr = readl(uartbase + UFCR); + ufcr |= UFCR_DCEDTE; + writel(ufcr, uartbase + UFCR); +} + static inline void imx50_uart_setup(void __iomem *uartbase) { imx_uart_setup(uartbase, 66666666); |