From fdbbe242c15a8f2cd0e3ad8a56cd0a447b771d0d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pali=20Roh=C3=A1r?= <pali@kernel.org>
Date: Tue, 30 Nov 2021 18:29:13 +0100
Subject: [PATCH] PCI: aardvark: Disable common PHY when unbinding driver
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Git-commit: fdbbe242c15a8f2cd0e3ad8a56cd0a447b771d0d
Patch-mainline: v5.17-rc1
References: git-fixes
Disable the PCIe PHY when unbinding driver. This should save some power.
Link: https://lore.kernel.org/r/20211130172913.9727-12-kabel@kernel.org
Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/pci/controller/pci-aardvark.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c
index e5c88f1c177b..2a82c4652c28 100644
--- a/drivers/pci/controller/pci-aardvark.c
+++ b/drivers/pci/controller/pci-aardvark.c
@@ -1750,6 +1750,9 @@ static int advk_pcie_remove(struct platform_device *pdev)
for (i = 0; i < OB_WIN_COUNT; i++)
advk_pcie_disable_ob_win(pcie, i);
+ /* Disable phy */
+ advk_pcie_disable_phy(pcie);
+
return 0;
}
--
2.31.1