openwrt/target/linux/generic/backport-5.15/705-12-v6.0-net-dsa-mt7530-rework-mt753-01-_setup.patch
John Audia 9110126620 kernel: bump 5.15 to 5.15.72
Removed upstreamed:
  generic/pending-5.15/722-net-mt7531-only-do-PLL-once-after-the-reset.patch[1]
  bcm53xx/patches-5.15/082-v6.0-clk-iproc-Do-not-rely-on-node-name-for-correct-PLL-s.patch[2]

All other patches automatically rebased

Build system: x86_64
Build-tested: bcm2711/RPi4B, mt7622/RT3200, mvebu/cortexa72
Run-tested: bcm2711/RPi4B, mt7622/RT3200, mvebu/cortexa72 (RB5009UG+S+IN)

1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.72&id=5de02ab84aeca765da0e4d8e999af35325ac67c2
2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.72&id=ab5c5787ab5ecdc4a7ea20b4ef542579e1beb49d

Signed-off-by: John Audia <therealgraysky@proton.me>
2022-10-09 22:26:16 +02:00

76 lines
2.3 KiB
Diff

From 1f0dfd443eea7fc3e818e96f7c8264913ba41859 Mon Sep 17 00:00:00 2001
From: Frank Wunderlich <frank-w@public-files.de>
Date: Fri, 10 Jun 2022 19:05:38 +0200
Subject: [PATCH 12/13] net: dsa: mt7530: rework mt753[01]_setup
Enumerate available cpu-ports instead of using hardcoded constant.
Suggested-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/dsa/mt7530.c | 25 +++++++++++++++++++++----
1 file changed, 21 insertions(+), 4 deletions(-)
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -2090,11 +2090,12 @@ static int
mt7530_setup(struct dsa_switch *ds)
{
struct mt7530_priv *priv = ds->priv;
+ struct device_node *dn = NULL;
struct device_node *phy_node;
struct device_node *mac_np;
struct mt7530_dummy_poll p;
phy_interface_t interface;
- struct device_node *dn;
+ struct dsa_port *cpu_dp;
u32 id, val;
int ret, i;
@@ -2102,7 +2103,19 @@ mt7530_setup(struct dsa_switch *ds)
* controller also is the container for two GMACs nodes representing
* as two netdev instances.
*/
- dn = dsa_to_port(ds, MT7530_CPU_PORT)->master->dev.of_node->parent;
+ dsa_switch_for_each_cpu_port(cpu_dp, ds) {
+ dn = cpu_dp->master->dev.of_node->parent;
+ /* It doesn't matter which CPU port is found first,
+ * their masters should share the same parent OF node
+ */
+ break;
+ }
+
+ if (!dn) {
+ dev_err(ds->dev, "parent OF node of DSA master not found");
+ return -EINVAL;
+ }
+
ds->assisted_learning_on_cpu_port = true;
ds->mtu_enforcement_ingress = true;
@@ -2264,6 +2277,7 @@ mt7531_setup(struct dsa_switch *ds)
{
struct mt7530_priv *priv = ds->priv;
struct mt7530_dummy_poll p;
+ struct dsa_port *cpu_dp;
u32 val, id;
int ret, i;
@@ -2338,8 +2352,11 @@ mt7531_setup(struct dsa_switch *ds)
CORE_PLL_GROUP4, val);
/* BPDU to CPU port */
- mt7530_rmw(priv, MT7531_CFC, MT7531_CPU_PMAP_MASK,
- BIT(MT7530_CPU_PORT));
+ dsa_switch_for_each_cpu_port(cpu_dp, ds) {
+ mt7530_rmw(priv, MT7531_CFC, MT7531_CPU_PMAP_MASK,
+ BIT(cpu_dp->index));
+ break;
+ }
mt7530_rmw(priv, MT753X_BPC, MT753X_BPDU_PORT_FW_MASK,
MT753X_BPDU_CPU_ONLY);