linux-kernel - [PATCH v2] net: dsa: b53: mmap: fix device tree support

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Date:   Thu, 16 Mar 2023 18:28:07 +0100
From:   Álvaro Fernández Rojas 
        <noltari@...il.com>
To:     f.fainelli@...il.com, jonas.gorski@...il.com, andrew@...n.ch,
        olteanv@...il.com, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Álvaro Fernández Rojas 
        <noltari@...il.com>
Subject: [PATCH v2] net: dsa: b53: mmap: fix device tree support

CPU port should also be enabled in order to get a working switch.

Fixes: a5538a777b73 ("net: dsa: b53: mmap: Add device tree support")
Signed-off-by: Álvaro Fernández Rojas <noltari@...il.com>
---
 v2: switch to B53_N_PORTS

 drivers/net/dsa/b53/b53_mmap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/dsa/b53/b53_mmap.c b/drivers/net/dsa/b53/b53_mmap.c
index e968322dfbf0..70887e0aece3 100644
--- a/drivers/net/dsa/b53/b53_mmap.c
+++ b/drivers/net/dsa/b53/b53_mmap.c
@@ -263,7 +263,7 @@ static int b53_mmap_probe_of(struct platform_device *pdev,
 		if (of_property_read_u32(of_port, "reg", &reg))
 			continue;
 
-		if (reg < B53_CPU_PORT)
+		if (reg < B53_N_PORTS)
 			pdata->enabled_ports |= BIT(reg);
 	}
 
-- 
2.30.2