linux-kernel - [PATCH v3 6/8] PCI: rcar: Add macro for PHY ready check delay

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Message-Id: <20250826170315.721551-7-18255117159@163.com>
Date: Wed, 27 Aug 2025 01:03:13 +0800
From: Hans Zhang <18255117159@....com>
To: bhelgaas@...gle.com,
	helgaas@...nel.org,
	linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Hans Zhang <18255117159@....com>
Subject: [PATCH v3 6/8] PCI: rcar: Add macro for PHY ready check delay

Add RCAR_PCIE_PHYRDY_CHECK_MS macro for PHY ready check delay.

Signed-off-by: Hans Zhang <18255117159@....com>
---
 drivers/pci/controller/pcie-rcar.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/pci/controller/pcie-rcar.c b/drivers/pci/controller/pcie-rcar.c
index 7583699ef7b6..653f13d82934 100644
--- a/drivers/pci/controller/pcie-rcar.c
+++ b/drivers/pci/controller/pcie-rcar.c
@@ -11,6 +11,8 @@
 
 #include "pcie-rcar.h"
 
+#define RCAR_PCIE_PHYRDY_CHECK_MS	5
+
 void rcar_pci_write_reg(struct rcar_pcie *pcie, u32 val, unsigned int reg)
 {
 	writel(val, pcie->base + reg);
@@ -39,7 +41,7 @@ int rcar_pcie_wait_for_phyrdy(struct rcar_pcie *pcie)
 		if (rcar_pci_read_reg(pcie, PCIEPHYSR) & PHYRDY)
 			return 0;
 
-		msleep(5);
+		msleep(RCAR_PCIE_PHYRDY_CHECK_MS);
 	}
 
 	return -ETIMEDOUT;
-- 
2.25.1