From 03e31e5197a041857299c70bbbc461131156d434 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Tue, 21 Mar 2023 19:11:58 +0100 Subject: [PATCH] net: dsa: b53: mmap: disable phy read/write ops MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit B53 MMAP switches have a MDIO Mux bus controller which should be used instead of phy_read() and phy_write() ops. Signed-off-by: Álvaro Fernández Rojas --- drivers/net/dsa/b53/b53_mmap.c | 10 ++++++++++ 1 file changed, 10 insertions(+) --- a/drivers/net/dsa/b53/b53_mmap.c +++ b/drivers/net/dsa/b53/b53_mmap.c @@ -279,6 +279,7 @@ static int b53_mmap_probe(struct platfor struct b53_platform_data *pdata = pdev->dev.platform_data; struct b53_mmap_priv *priv; struct b53_device *dev; + struct dsa_switch_ops *dso; int ret; if (!pdata && np) { @@ -298,10 +299,19 @@ static int b53_mmap_probe(struct platfor priv->regs = pdata->regs; + dso = devm_kzalloc(&pdev->dev, sizeof(*dso), GFP_KERNEL); + if (!dso) + return -ENOMEM; + dev = b53_switch_alloc(&pdev->dev, &b53_mmap_ops, priv); if (!dev) return -ENOMEM; + memcpy(dso, dev->ds->ops, sizeof(*dso)); + dso->phy_read = NULL; + dso->phy_write = NULL; + dev->ds->ops = dso; + dev->pdata = pdata; platform_set_drvdata(pdev, dev);