[PATCH 2/2] serial: 8250_dw: Add compatible string for Renesas RZ/N1 UART

[Phil Edworthy]

The Renesas RZ/N1 UART is based on the Synopsys DW UART, but has additional
registers for DMA. This patch does not address the changes required for DMA
support, it simply adds the compatible string.

Signed-off-by: Phil Edworthy <phil.edwor...@renesas.com>
---
 drivers/tty/serial/8250/8250_dw.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/8250/8250_dw.c 
b/drivers/tty/serial/8250/8250_dw.c
index aff04f1..c92f5ad 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -693,6 +693,7 @@ static const struct of_device_id dw8250_of_match[] = {
        { .compatible = "snps,dw-apb-uart" },
        { .compatible = "cavium,octeon-3860-uart" },
        { .compatible = "marvell,armada-38x-uart" },
+       { .compatible = "renesas,uart-rzn1" },
        { /* Sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, dw8250_of_match);
-- 
2.7.4