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net: dsa: b53: mdio: add support for BCM53101

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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>
Link: https://patch.msgid.link/20250217080503.1390282-1-claus.stovgaard@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Torben Nielsen
2025-02-17 09:05:01 +01:00
committed by Jakub Kicinski
parent de7a88b639
commit c4f873c2b6
3 changed files with 17 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/net/dsa/b53/b53_common.c
View File

@@ -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:

1
drivers/net/dsa/b53/b53_mdio.c
View File

@@ -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" },

2
drivers/net/dsa/b53/b53_priv.h
View File

@@ -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;
}