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| author | Dai Okamura <okamura.dai@socionext.com> | 2018-09-28 04:05:09 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-02 22:38:58 +0200 |
| commit | aad2d4952d24d8910d9fc64da9107df0fb780a09 (patch) | |
| tree | 07f689acbe3122585adbfa60f8cc04cd1c7d7595 /drivers/tty | |
| parent | serial: 8250_uniphier: flatten probe function (diff) | |
| download | linux-aad2d4952d24d8910d9fc64da9107df0fb780a09.tar.xz linux-aad2d4952d24d8910d9fc64da9107df0fb780a09.zip | |
serial: 8250_uniphier: add auto-flow-control support
Add selective auto-flow-control support for UniPhier serial driver.
Signed-off-by: Dai Okamura <okamura.dai@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/8250/8250_uniphier.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_uniphier.c b/drivers/tty/serial/8250/8250_uniphier.c index 1028c02c5d83..164ba133437a 100644 --- a/drivers/tty/serial/8250/8250_uniphier.c +++ b/drivers/tty/serial/8250/8250_uniphier.c @@ -222,6 +222,9 @@ static int uniphier_uart_probe(struct platform_device *pdev) up.port.flags = UPF_FIXED_PORT | UPF_FIXED_TYPE; up.capabilities = UART_CAP_FIFO; + if (of_property_read_bool(dev->of_node, "auto-flow-control")) + up.capabilities |= UART_CAP_AFE; + up.port.serial_in = uniphier_serial_in; up.port.serial_out = uniphier_serial_out; up.dl_read = uniphier_serial_dl_read; |