From: Hsin-Yi Wang <hsinyi@chromium.org>
To: linux-serial@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Serge Semin <Sergey.Semin@baikalelectronics.ru>,
Changqi Hu <changqi.hu@mediatek.com>,
Frank Wunderlich <frank-w@public-files.de>,
Hsin-Yi Wang <hsinyi@chromium.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
Enric Balletbo i Serra <enric.balletbo@collabora.com>,
Eddie Huang <eddie.huang@mediatek.com>
Subject: [PATCH v2 2/2] tty: serial: 8250_mtk: set regshift for mmio32
Date: Tue, 15 Sep 2020 13:48:27 +0800 [thread overview]
Message-ID: <20200915054825.3289105-2-hsinyi@chromium.org> (raw)
In-Reply-To: <20200915054825.3289105-1-hsinyi@chromium.org>
To use mmio32, we also need to set regshift.
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
---
Change:
v1->v2: none
---
drivers/tty/serial/8250/8250_mtk.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c
index 7b0dec14c8b80..41f4120abdf29 100644
--- a/drivers/tty/serial/8250/8250_mtk.c
+++ b/drivers/tty/serial/8250/8250_mtk.c
@@ -669,6 +669,7 @@ static int __init early_mtk8250_setup(struct earlycon_device *device,
return -ENODEV;
device->port.iotype = UPIO_MEM32;
+ device->port.regshift = 2;
return early_serial8250_setup(device, NULL);
}
--
2.28.0.618.gf4bc123cb7-goog
next prev parent reply other threads:[~2020-09-15 5:48 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-15 5:48 [PATCH v2 1/2] tty: serial: print earlycon info after match->setup Hsin-Yi Wang
2020-09-15 5:48 ` Hsin-Yi Wang [this message]
2020-09-18 11:03 ` Andy Shevchenko
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