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fbd72e03-d4a5-4110-adce-614d51f2077a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=fbd72e03-d4a5-4110-adce-614d51f2077a;Ip=[66.35.236.227];Helo=[sj-itexedge03.altera.priv.altera.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY2PR03MB1910 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Thor Thayer Initialize the tx_loadsz parameter if it is defined in the device tree. Signed-off-by: Thor Thayer --- drivers/tty/serial/8250/8250_of.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/tty/serial/8250/8250_of.c b/drivers/tty/serial/8250/8250_of.c index 38963d7..3e4be2f 100644 --- a/drivers/tty/serial/8250/8250_of.c +++ b/drivers/tty/serial/8250/8250_of.c @@ -195,6 +195,7 @@ static int of_platform_serial_probe(struct platform_device *ofdev) switch (port_type) { case PORT_8250 ... PORT_MAX_8250: { + u32 prop; struct uart_8250_port port8250; memset(&port8250, 0, sizeof(port8250)); port8250.port = port; @@ -202,6 +203,11 @@ static int of_platform_serial_probe(struct platform_device *ofdev) if (port.fifosize) port8250.capabilities = UART_CAP_FIFO; + /* Check for TX fifo load size */ + if (of_property_read_u32(ofdev->dev.of_node, + "tx-loadsz", &prop) == 0) + port8250.tx_loadsz = prop; + if (of_property_read_bool(ofdev->dev.of_node, "auto-flow-control")) port8250.capabilities |= UART_CAP_AFE; -- 1.7.9.5