From: Claus Stovgaard <claus.stovgaard@gmail.com>
To: claus.stovgaard@prevas.dk
Cc: Torben Nielsen <torben.nielsen@prevas.dk>,
Florian Fainelli <florian.fainelli@broadcom.com>,
Andrew Lunn <andrew@lunn.ch>, Vladimir Oltean <olteanv@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 1/2] net: dsa: b53: mdio: add support for BCM53101
Date: Mon, 17 Feb 2025 09:05:01 +0100 [thread overview]
Message-ID: <20250217080503.1390282-1-claus.stovgaard@gmail.com> (raw)
From: Torben Nielsen <torben.nielsen@prevas.dk>
BCM53101 is a ethernet switch, very similar to the BCM53115.
Enable support for it, in the existing b53 dsa driver.
Signed-off-by: Torben Nielsen <torben.nielsen@prevas.dk>
Signed-off-by: Claus Stovgaard <claus.stovgaard@prevas.dk>
---
drivers/net/dsa/b53/b53_common.c | 14 ++++++++++++++
drivers/net/dsa/b53/b53_mdio.c | 1 +
drivers/net/dsa/b53/b53_priv.h | 2 ++
3 files changed, 17 insertions(+)
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 79dc77835681..61d164ffb3ae 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -2409,6 +2409,19 @@ static const struct b53_chip_data b53_switch_chips[] = {
.jumbo_pm_reg = B53_JUMBO_PORT_MASK,
.jumbo_size_reg = B53_JUMBO_MAX_SIZE,
},
+ {
+ .chip_id = BCM53101_DEVICE_ID,
+ .dev_name = "BCM53101",
+ .vlans = 4096,
+ .enabled_ports = 0x11f,
+ .arl_bins = 4,
+ .arl_buckets = 512,
+ .vta_regs = B53_VTA_REGS,
+ .imp_port = 8,
+ .duplex_reg = B53_DUPLEX_STAT_GE,
+ .jumbo_pm_reg = B53_JUMBO_PORT_MASK,
+ .jumbo_size_reg = B53_JUMBO_MAX_SIZE,
+ },
{
.chip_id = BCM53115_DEVICE_ID,
.dev_name = "BCM53115",
@@ -2789,6 +2802,7 @@ int b53_switch_detect(struct b53_device *dev)
return ret;
switch (id32) {
+ case BCM53101_DEVICE_ID:
case BCM53115_DEVICE_ID:
case BCM53125_DEVICE_ID:
case BCM53128_DEVICE_ID:
diff --git a/drivers/net/dsa/b53/b53_mdio.c b/drivers/net/dsa/b53/b53_mdio.c
index 31d070bf161a..43a3b37b731b 100644
--- a/drivers/net/dsa/b53/b53_mdio.c
+++ b/drivers/net/dsa/b53/b53_mdio.c
@@ -374,6 +374,7 @@ static void b53_mdio_shutdown(struct mdio_device *mdiodev)
static const struct of_device_id b53_of_match[] = {
{ .compatible = "brcm,bcm5325" },
+ { .compatible = "brcm,bcm53101" },
{ .compatible = "brcm,bcm53115" },
{ .compatible = "brcm,bcm53125" },
{ .compatible = "brcm,bcm53128" },
diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h
index 9e9b5bc0c5d6..0166c37a13a7 100644
--- a/drivers/net/dsa/b53/b53_priv.h
+++ b/drivers/net/dsa/b53/b53_priv.h
@@ -66,6 +66,7 @@ enum {
BCM5395_DEVICE_ID = 0x95,
BCM5397_DEVICE_ID = 0x97,
BCM5398_DEVICE_ID = 0x98,
+ BCM53101_DEVICE_ID = 0x53101,
BCM53115_DEVICE_ID = 0x53115,
BCM53125_DEVICE_ID = 0x53125,
BCM53128_DEVICE_ID = 0x53128,
@@ -188,6 +189,7 @@ static inline int is531x5(struct b53_device *dev)
{
return dev->chip_id == BCM53115_DEVICE_ID ||
dev->chip_id == BCM53125_DEVICE_ID ||
+ dev->chip_id == BCM53101_DEVICE_ID ||
dev->chip_id == BCM53128_DEVICE_ID ||
dev->chip_id == BCM53134_DEVICE_ID;
}
--
2.45.3
next reply other threads:[~2025-02-17 8:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-17 8:05 Claus Stovgaard [this message]
2025-02-17 8:05 ` [PATCH 2/2] dt-bindings: net: dsa: b53: add BCM53101 support Claus Stovgaard
2025-02-19 23:14 ` Rob Herring (Arm)
2025-02-20 2:50 ` [PATCH 1/2] net: dsa: b53: mdio: add support for BCM53101 patchwork-bot+netdevbpf
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