From: Janne Grunau <j@jannau.net>
Date: Mon, 13 Mar 2023 13:46:11 +0000 (+0100)
Subject: pci: apple: Initialize only enabled ports
X-Git-Tag: baikal/mips/sdk6.2~4^2~3^2~175^2~19^2~10
X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=95276a4c3dabfd7df04726dfccb38267d843ea3d;p=uboot.git

pci: apple: Initialize only enabled ports

The Linux devicetrees for Apple silicon devices are after review
feedback switching from deleting unused PCIe ports to disabling them.

Link: https://lore.kernel.org/asahi/1ea2107a-bb86-8c22-0bbc-82c453ab08ce@linaro.org/
Signed-off-by: Janne Grunau <j@jannau.net>
Reviewed-by: Mark Kettenis <kettenis@openbsd.org>
---

diff --git a/drivers/pci/pcie_apple.c b/drivers/pci/pcie_apple.c
index 9b08e1e5da..b934fdbc35 100644
--- a/drivers/pci/pcie_apple.c
+++ b/drivers/pci/pcie_apple.c
@@ -315,6 +315,8 @@ static int apple_pcie_probe(struct udevice *dev)
 	for (of_port = ofnode_first_subnode(dev_ofnode(dev));
 	     ofnode_valid(of_port);
 	     of_port = ofnode_next_subnode(of_port)) {
+		if (!ofnode_is_enabled(of_port))
+			continue;
 		ret = apple_pcie_setup_port(pcie, of_port);
 		if (ret) {
 			dev_err(pcie->dev, "Port %d setup fail: %d\n", i, ret);