Create 999-rk356x-Add-pcie-extra-delay.patch

2023-06-07 16:06:37 +08:00
parent 88dfc5afcd
commit a2daa43fc3
1 changed files with 12 additions and 0 deletions
--- a/target/linux/rockchip/patches-6.1/999-rk356x-Add-pcie-extra-delay.patch
+++ b/target/linux/rockchip/patches-6.1/999-rk356x-Add-pcie-extra-delay.patch
@@ -0,0 +1,12 @@
+--- a/drivers/pci/controller/dwc/pcie-dw-rockchip.c
+++ b/drivers/pci/controller/dwc/pcie-dw-rockchip.c
+@@ -183,6 +183,9 @@ static int rockchip_pcie_start_link(struct dw_pcie *pci)
+ 	msleep(100);
+ 	gpiod_set_value_cansleep(rockchip->rst_gpio, 1);
+ 
+	/* Extra delay before pci_host_probe() */
+	msleep(10);
+	
+ 	return 0;
+ }
+