Re: [PATCH] serial: 8250_early: Add earlycon support for Synopsys DesignWare ABP UART
From: Kefeng Wang <hidden>
Date: 2016-05-19 01:46:04
Also in:
linux-arm-kernel, lkml
+Cc Jon and arm-kernel mailist Any comments, thanks. Kefeng On 2016/5/11 14:06, Kefeng Wang wrote:
quoted hunk ↗ jump to hunk
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 <redacted> --- drivers/tty/serial/8250/8250_early.c | 1 + 1 file changed, 1 insertion(+)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