PCI: aardvark: Disable common PHY when unbinding driver

pali · Lorenzo Pieralisi · commit fdbbe242c15a · 2021-12-02T09:55:49.000Z
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>
diff --git 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;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -1750,6 +1750,9 @@ static int advk_pcie_remove(struct platform_device *pdev)`
`1750`	`1750`	`for (i = 0; i < OB_WIN_COUNT; i++)`
`1751`	`1751`	`advk_pcie_disable_ob_win(pcie, i);`
`1752`	`1752`
	`1753`	`+ /* Disable phy */`
	`1754`	`+ advk_pcie_disable_phy(pcie);`
	`1755`	`+`
`1753`	`1756`	`return 0;`
`1754`	`1757`	`}`
`1755`	`1758`