linux-kernel - [PATCH net-next 3/4] net: dsa: microchip: ksz9477: setup SPI mode

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Message-ID: <20201120112107.16334-4-ceggers@arri.de>
Date:   Fri, 20 Nov 2020 12:21:06 +0100
From:   Christian Eggers <ceggers@...i.de>
To:     Vladimir Oltean <olteanv@...il.com>,
        Jakub Kicinski <kuba@...nel.org>, Andrew Lunn <andrew@...n.ch>,
        Rob Herring <robh+dt@...nel.org>
CC:     Richard Cochran <richardcochran@...il.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        "Kurt Kanzenbach" <kurt.kanzenbach@...utronix.de>,
        Marek Vasut <marex@...x.de>,
        Codrin Ciubotariu <codrin.ciubotariu@...rochip.com>,
        Tristram Ha <Tristram.Ha@...rochip.com>,
        Woojung Huh <woojung.huh@...rochip.com>,
        Microchip Linux Driver Support <UNGLinuxDriver@...rochip.com>,
        "Christian Eggers" <ceggers@...i.de>, <netdev@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH net-next 3/4] net: dsa: microchip: ksz9477: setup SPI mode

This should be done in the device driver instead of the device tree.

Signed-off-by: Christian Eggers <ceggers@...i.de>
---
 drivers/net/dsa/microchip/ksz9477_spi.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/dsa/microchip/ksz9477_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c
index 1142768969c2..15bc11b3cda4 100644
--- a/drivers/net/dsa/microchip/ksz9477_spi.c
+++ b/drivers/net/dsa/microchip/ksz9477_spi.c
@@ -48,6 +48,12 @@ static int ksz9477_spi_probe(struct spi_device *spi)
 	if (spi->dev.platform_data)
 		dev->pdata = spi->dev.platform_data;
 
+	/* setup spi */
+	spi->mode = SPI_MODE_3;
+	ret = spi_setup(spi);
+	if (ret)
+		return ret;
+
 	ret = ksz9477_switch_register(dev);
 
 	/* Main DSA driver may not be started yet. */
-- 
Christian Eggers
Embedded software developer

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