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From:   Yu Tu <yu.tu@amlogic.com>
To:     <linux-serial@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-amlogic@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>,
        Neil Armstrong <narmstrong@baylibre.com>,
        Kevin Hilman <khilman@baylibre.com>,
        Jerome Brunet <jbrunet@baylibre.com>
CC:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Jiri Slaby <jirislaby@kernel.org>,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
        Yu Tu <yu.tu@amlogic.com>
Subject: [PATCH 3/3] tty: serial: meson: Added S4 SOC compatibility
Date:   Thu, 7 Apr 2022 16:13:55 +0800
Message-ID: <20220407081355.13602-4-yu.tu@amlogic.com>
In-Reply-To: <20220407081355.13602-1-yu.tu@amlogic.com>
References: <20220407081355.13602-1-yu.tu@amlogic.com>
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Make UART driver compatible with S4 SOC UART. Meanwhile, the S4 SOC
UART uses 12MHz as the clock source for baud rate calculations.

Signed-off-by: Yu Tu <yu.tu@amlogic.com>
---
 drivers/tty/serial/meson_uart.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c
index 7e77693a1318..03c9a305d805 100644
--- a/drivers/tty/serial/meson_uart.c
+++ b/drivers/tty/serial/meson_uart.c
@@ -803,6 +803,10 @@ static const struct of_device_id meson_uart_dt_match[] = {
 	{ .compatible = "amlogic,meson8-uart" },
 	{ .compatible = "amlogic,meson8b-uart" },
 	{ .compatible = "amlogic,meson-gx-uart" },
+	{
+		.compatible = "amlogic,meson-s4-uart",
+		.data = (void *)true,
+	},
 	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, meson_uart_dt_match);
-- 
2.33.1