[v2] tty: serial: meson: Add a earlycon for the S4 SoC

[PATCH v2] tty: serial: meson: Add a earlycon for the S4 SoC

Posted by Lucas Tanure 2 years, 2 months ago

The new Amlogic S4 SoC does not have a always-on uart, so add
OF_EARLYCON_DECLARE for it.
Amlogic T7 will use this as fallback.

Signed-off-by: Lucas Tanure <tanure@linux.com>
---
 drivers/tty/serial/meson_uart.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c
index 45cc23e9e399..de298bf75d9b 100644
--- a/drivers/tty/serial/meson_uart.c
+++ b/drivers/tty/serial/meson_uart.c
@@ -646,8 +646,8 @@ meson_serial_early_console_setup(struct earlycon_device *device, const char *opt
 	return 0;
 }
 
-OF_EARLYCON_DECLARE(meson, "amlogic,meson-ao-uart",
-		    meson_serial_early_console_setup);
+OF_EARLYCON_DECLARE(meson, "amlogic,meson-ao-uart", meson_serial_early_console_setup);
+OF_EARLYCON_DECLARE(meson, "amlogic,meson-s4-uart", meson_serial_early_console_setup);
 
 #define MESON_SERIAL_CONSOLE_PTR(_devname) (&meson_serial_console_##_devname)
 #else
-- 
2.42.0

Re: [PATCH v2] tty: serial: meson: Add a earlycon for the S4 SoC

Posted by Neil Armstrong 2 years, 2 months ago

On 09/10/2023 14:11, Lucas Tanure wrote:
> The new Amlogic S4 SoC does not have a always-on uart, so add
> OF_EARLYCON_DECLARE for it.
> Amlogic T7 will use this as fallback.
> 
> Signed-off-by: Lucas Tanure <tanure@linux.com>
> ---
>   drivers/tty/serial/meson_uart.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c
> index 45cc23e9e399..de298bf75d9b 100644
> --- a/drivers/tty/serial/meson_uart.c
> +++ b/drivers/tty/serial/meson_uart.c
> @@ -646,8 +646,8 @@ meson_serial_early_console_setup(struct earlycon_device *device, const char *opt
>   	return 0;
>   }
>   
> -OF_EARLYCON_DECLARE(meson, "amlogic,meson-ao-uart",
> -		    meson_serial_early_console_setup);
> +OF_EARLYCON_DECLARE(meson, "amlogic,meson-ao-uart", meson_serial_early_console_setup);
> +OF_EARLYCON_DECLARE(meson, "amlogic,meson-s4-uart", meson_serial_early_console_setup);
>   
>   #define MESON_SERIAL_CONSOLE_PTR(_devname) (&meson_serial_console_##_devname)
>   #else

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>