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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , 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 Message-ID: <20250217080503.1390282-1-claus.stovgaard@gmail.com> X-Mailer: git-send-email 2.45.3 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org From: Torben Nielsen 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 Signed-off-by: Claus Stovgaard --- 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; }