linux-kernel - [PATCH v4 4/9] PCI: imx6: Correct controller

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Message-Id: <1728981213-8771-5-git-send-email-hongxing.zhu@nxp.com>
Date: Tue, 15 Oct 2024 16:33:28 +0800
From: Richard Zhu <hongxing.zhu@....com>
To: kw@...ux.com,
	manivannan.sadhasivam@...aro.org,
	bhelgaas@...gle.com,
	lpieralisi@...nel.org,
	frank.li@....com,
	l.stach@...gutronix.de,
	robh+dt@...nel.org,
	conor+dt@...nel.org,
	shawnguo@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	festevam@...il.com,
	s.hauer@...gutronix.de
Cc: hongxing.zhu@....com,
	linux-pci@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org,
	kernel@...gutronix.de,
	imx@...ts.linux.dev
Subject: [PATCH v4 4/9] PCI: imx6: Correct controller_id generation logic for i.MX7D

i.MX7D only has one PCIe controller, so controller_id should always be 0.
The previous code is incorrect although yielding the correct result. Fix by
removing IMX7D from the switch case branch.

Signed-off-by: Richard Zhu <hongxing.zhu@....com>
Reviewed-by: Frank Li <Frank.Li@....com>
---
 drivers/pci/controller/dwc/pci-imx6.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
index 2ae6fa4b5d32..ca8714c625fe 100644
--- a/drivers/pci/controller/dwc/pci-imx6.c
+++ b/drivers/pci/controller/dwc/pci-imx6.c
@@ -1338,7 +1338,6 @@ static int imx_pcie_probe(struct platform_device *pdev)
 	switch (imx_pcie->drvdata->variant) {
 	case IMX8MQ:
 	case IMX8MQ_EP:
-	case IMX7D:
 		if (dbi_base->start == IMX8MQ_PCIE2_BASE_ADDR)
 			imx_pcie->controller_id = 1;
 		break;
-- 
2.37.1