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openwrt/target/linux/generic/pending-6.6/795-mt7530-register-OF-node-for-internal-MDIO-bus.patch
John Audia b04f245c39 kernel: bump 6.6 to 6.6.23
Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23

Removed upstreamed:
  pending-6.6/735-net-mediatek-mtk_eth_soc-release-MAC_MCR_FORCE_LINK-.patch[1]
  pending-6.6/736-net-ethernet-mtk_eth_soc-fix-PPE-hanging-issue.patch[2]
  mediatek/patches-6.6/232-clk-mediatek-mt7981-topckgen-flag-SGM_REG_SEL-as-cri.patch[3]

Manually rebased:
  mediatek/patches-6.6/100-dts-update-mt7622-rfb1.patch

Added:
  generic/backports-6.6/981-mtd-spinand-Add-support-for-5-byte-IDs.patch[4]

All other patches automatically rebased.

1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.23&id=1f32abb474c1c9bdb21d9eda74c325a0b3a162e5
2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.23&id=943c14ece95eb1cf98d477462aebcbfdfd714633
3. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.23&id=6ff01b314149d1cf59caebc29384f0beed21cba4
4. See comments in https://github.com/openwrt/openwrt/pull/14992 regarding broken flogic/xiaomi_redmi-router-ax6000-ubootmod

Build system: x86/64
Build-tested: x86/64/AMD Cezanne, flogic/xiaomi_redmi-router-ax6000-ubootmod, flogic/glinet_gl-mt6000
Run-tested: x86/64/AMD Cezannei, flogic/xiaomi_redmi-router-ax6000-ubootmod, flogic/glinet_gl-mt6000

Signed-off-by: John Audia <therealgraysky@proton.me>
2024-03-31 18:19:33 +02:00

44 lines
1.3 KiB
Diff

From 1d81e51d6d79d9098013b2e8cdd677bae998c5d8 Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Fri, 28 Apr 2023 02:22:59 +0200
Subject: [PATCH 1/2] mt7530: register OF node for internal MDIO bus
The MT753x switches provide a switch-internal MDIO bus for the embedded
PHYs.
Register a OF sub-node on the switch OF-node for this internal MDIO bus.
This allows to configure the embedded PHYs using device-tree.
Signed-off-by: David Bauer <mail@david-bauer.net>
---
drivers/net/dsa/mt7530.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -2192,10 +2192,13 @@ mt7530_setup_mdio(struct mt7530_priv *pr
{
struct dsa_switch *ds = priv->ds;
struct device *dev = priv->dev;
+ struct device_node *np, *mnp;
struct mii_bus *bus;
static int idx;
int ret;
+ np = priv->dev->of_node;
+
bus = devm_mdiobus_alloc(dev);
if (!bus)
return -ENOMEM;
@@ -2214,7 +2217,9 @@ mt7530_setup_mdio(struct mt7530_priv *pr
if (priv->irq)
mt7530_setup_mdio_irq(priv);
- ret = devm_mdiobus_register(dev, bus);
+ mnp = of_get_child_by_name(np, "mdio");
+ ret = devm_of_mdiobus_register(dev, bus, mnp);
+ of_node_put(mnp);
if (ret) {
dev_err(dev, "failed to register MDIO bus: %d\n", ret);
if (priv->irq)