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authorKefeng Wang <wangkefeng.wang@huawei.com>2016-05-11 06:06:01 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-06-25 16:12:55 (GMT)
commit01e4d273559715ee6a8b1cfbe07ceda6c8e1a515 (patch)
tree1794cf138bd7df775254b09f729fb00acbad6a86 /drivers/tty/serial/8250
parentfc2af3348a4acea0c28db89a8c84660d0baed4aa (diff)
downloadlinux-01e4d273559715ee6a8b1cfbe07ceda6c8e1a515.tar.xz
serial: 8250_early: Add earlycon support for Synopsys DesignWare ABP UART
Some board like Hisilicon D02 uses Synopsys DesignWare ABP UART, declare an OF early console for it, so early console device can be enabled with comand line "earlycon"(without option) via the "stdout-path" property in device-tree. Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Tested-by: Jon Mason <jon.mason@broadcom.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/8250')
-rw-r--r--drivers/tty/serial/8250/8250_early.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_early.c b/drivers/tty/serial/8250/8250_early.c
index 8d08ff5..85a12f0 100644
--- a/drivers/tty/serial/8250/8250_early.c
+++ b/drivers/tty/serial/8250/8250_early.c
@@ -150,6 +150,7 @@ EARLYCON_DECLARE(uart, early_serial8250_setup);
OF_EARLYCON_DECLARE(ns16550, "ns16550", early_serial8250_setup);
OF_EARLYCON_DECLARE(ns16550a, "ns16550a", early_serial8250_setup);
OF_EARLYCON_DECLARE(uart, "nvidia,tegra20-uart", early_serial8250_setup);
+OF_EARLYCON_DECLARE(uart, "snps,dw-apb-uart", early_serial8250_setup);
#ifdef CONFIG_SERIAL_8250_OMAP