openwrt/target/linux/starfive/patches-6.6/1000-serial-8250_dw-Add-starfive-jh7100-hsuart-compatible.patch

From b7b4fad8784d7ab4fcd929a56c3e5366046fe7fc Mon Sep 17 00:00:00 2001
From: Emil Renner Berthing <kernel@esmil.dk>
Date: Thu, 14 Oct 2021 20:56:54 +0200
Subject: [PATCH 1000/1024] serial: 8250_dw: Add starfive,jh7100-hsuart
 compatible

This adds a compatible for the high speed UARTs on the StarFive JH7100
RISC-V SoC. Just like the regular uarts we also need to keep the input
clocks at their default rate and rely only on the divisor in the UART.

Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
---
 drivers/tty/serial/8250/8250_dw.c | 1 +
 1 file changed, 1 insertion(+)

--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -803,6 +803,7 @@ static const struct of_device_id dw8250_
 	{ .compatible = "marvell,armada-38x-uart", .data = &dw8250_armada_38x_data },
 	{ .compatible = "renesas,rzn1-uart", .data = &dw8250_renesas_rzn1_data },
 	{ .compatible = "sophgo,sg2044-uart", .data = &dw8250_skip_set_rate_data },
+	{ .compatible = "starfive,jh7100-hsuart", .data = &dw8250_skip_set_rate_data },
 	{ .compatible = "starfive,jh7100-uart", .data = &dw8250_skip_set_rate_data },
 	{ /* Sentinel */ }
 };