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serial: 8250: Add OF support for Xscale variant 

This adds support for device tree probing for the Intel
Xscale 8250 variant needed to support device tree on
the Intel IXP4xx platforms.

Cc: devicetree@vger.kernel.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Linus Walleij 2019-01-27 02:04:04 +01:00 committed by Greg Kroah-Hartman
parent 42b68768e5
commit 3a50365d8c
2 changed files with 2 additions and 0 deletions
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1
Documentation/devicetree/bindings/serial/8250.txt
View File

@ -21,6 +21,7 @@ Required properties:
- "altr,16550-FIFO128"
- "fsl,16550-FIFO64"
- "fsl,ns16550"
- "intel,xscale-uart"
- "ti,da830-uart"
- "aspeed,ast2400-vuart"
- "aspeed,ast2500-vuart"

1
drivers/tty/serial/8250/8250_of.c
View File

@ -327,6 +327,7 @@ static const struct of_device_id of_platform_serial_table[] = {
{ .compatible = "nvidia,tegra20-uart", .data = (void *)PORT_TEGRA, },
{ .compatible = "nxp,lpc3220-uart", .data = (void *)PORT_LPC3220, },
{ .compatible = "ralink,rt2880-uart", .data = (void *)PORT_RT2880, },
{ .compatible = "intel,xscale-uart", .data = (void *)PORT_XSCALE, },
{ .compatible = "altr,16550-FIFO32",
.data = (void *)PORT_ALTR_16550_F32, },
{ .compatible = "altr,16550-FIFO64",