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authorMarek Behún <kabel@kernel.org>2022-01-11 14:07:22 +0100
committerChristian Lamparter <chunkeey@gmail.com>2022-01-15 17:26:55 +0100
commitbf991fa35754c92da1400e6e0b018c8b787e5ec3 (patch)
tree1f216399750021a9f6a7f482d45df3f47f74ab6c /target/linux/generic/pending-5.10/851-0006-Revert-PCI-aardvark-Fix-initialization-with-old-Marv.patch
parentcf3a6e62a1fded48b89d01d52e8a4e9212e0c768 (diff)
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kernel: 5.10: Backport pending Armada 3720 comphy patches
Backport 5 pending patches [1] for Armada 3720 comphy driver and one patch for device tree, applied to mvebu-dt64, but pending to appear in Linus' tree [2]. These patches makes the driver work correctly even with older, buggy versions of TF-A firmware. [1] http://lists.infradead.org/pipermail/linux-phy/2022-January/002598.html [2] http://lists.infradead.org/pipermail/linux-phy/2021-December/002279.html Signed-off-by: Marek Behún <kabel@kernel.org>
Diffstat (limited to 'target/linux/generic/pending-5.10/851-0006-Revert-PCI-aardvark-Fix-initialization-with-old-Marv.patch')
-rw-r--r--target/linux/generic/pending-5.10/851-0006-Revert-PCI-aardvark-Fix-initialization-with-old-Marv.patch41
1 files changed, 41 insertions, 0 deletions
diff --git a/target/linux/generic/pending-5.10/851-0006-Revert-PCI-aardvark-Fix-initialization-with-old-Marv.patch b/target/linux/generic/pending-5.10/851-0006-Revert-PCI-aardvark-Fix-initialization-with-old-Marv.patch
new file mode 100644
index 0000000000..32e1484e91
--- /dev/null
+++ b/target/linux/generic/pending-5.10/851-0006-Revert-PCI-aardvark-Fix-initialization-with-old-Marv.patch
@@ -0,0 +1,41 @@
+From 9a352062b7e3857742389dff6f64393481dc755e Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Pali=20Roh=C3=A1r?= <pali@kernel.org>
+Date: Thu, 23 Sep 2021 19:37:05 +0200
+Subject: [PATCH] Revert "PCI: aardvark: Fix initialization with old Marvell's
+ Arm Trusted Firmware"
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+This reverts commit b0c6ae0f8948a2be6bf4e8b4bbab9ca1343289b6.
+
+Armada 3720 phy driver (phy-mvebu-a3700-comphy.c) does not return
+-EOPNOTSUPP from phy_power_on() callback anymore.
+
+So remove dead code which handles -EOPNOTSUPP return value.
+
+Signed-off-by: Pali Rohár <pali@kernel.org>
+Signed-off-by: Marek Behún <kabel@kernel.org>
+Acked-by: Miquel Raynal <miquel.raynal@bootlin.com>
+---
+ drivers/pci/controller/pci-aardvark.c | 4 +---
+ 1 file changed, 1 insertion(+), 3 deletions(-)
+
+diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c
+index 319dd830e36e..4e64142b9ec4 100644
+--- a/drivers/pci/controller/pci-aardvark.c
++++ b/drivers/pci/controller/pci-aardvark.c
+@@ -1635,9 +1635,7 @@ static int advk_pcie_enable_phy(struct advk_pcie *pcie)
+ }
+
+ ret = phy_power_on(pcie->phy);
+- if (ret == -EOPNOTSUPP) {
+- dev_warn(&pcie->pdev->dev, "PHY unsupported by firmware\n");
+- } else if (ret) {
++ if (ret) {
+ phy_exit(pcie->phy);
+ return ret;
+ }
+--
+2.34.1
+