Exynos Auto v920 SoC supports up to 18 UART ports. Hence changing the value of UART_NR to 18. --- drivers/tty/serial/samsung_tty.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index 210fff7164c1..9a5211b730fb 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -52,7 +52,7 @@ #define S3C24XX_SERIAL_MINOR 64 #ifdef CONFIG_ARM64 -#define UART_NR 12 +#define UART_NR 18 #else #define UART_NR CONFIG_SERIAL_SAMSUNG_UARTS #endif -- 2.34.1