From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001
From: James <>
Date: Wed, 4 Nov 2015 11:49:21 +0000
Subject: trunk-47381

---
 .../linux/ramips/patches-3.18/0070-pci-reset.patch | 35 ++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 target/linux/ramips/patches-3.18/0070-pci-reset.patch

(limited to 'target/linux/ramips/patches-3.18/0070-pci-reset.patch')

diff --git a/target/linux/ramips/patches-3.18/0070-pci-reset.patch b/target/linux/ramips/patches-3.18/0070-pci-reset.patch
new file mode 100644
index 0000000..6055731
--- /dev/null
+++ b/target/linux/ramips/patches-3.18/0070-pci-reset.patch
@@ -0,0 +1,35 @@
+--- a/arch/mips/ralink/reset.c
++++ b/arch/mips/ralink/reset.c
+@@ -11,6 +11,7 @@
+ #include <linux/pm.h>
+ #include <linux/io.h>
+ #include <linux/of.h>
++#include <linux/delay.h>
+ #include <linux/reset-controller.h>
+ 
+ #include <asm/reboot.h>
+@@ -18,8 +19,10 @@
+ #include <asm/mach-ralink/ralink_regs.h>
+ 
+ /* Reset Control */
+-#define SYSC_REG_RESET_CTRL     0x034
+-#define RSTCTL_RESET_SYSTEM     BIT(0)
++#define SYSC_REG_RESET_CTRL	0x034
++
++#define RSTCTL_RESET_PCI	BIT(26)
++#define RSTCTL_RESET_SYSTEM	BIT(0)
+ 
+ static int ralink_assert_device(struct reset_controller_dev *rcdev,
+ 				unsigned long id)
+@@ -83,6 +86,11 @@ void ralink_rst_init(void)
+ 
+ static void ralink_restart(char *command)
+ {
++	if (IS_ENABLED(CONFIG_PCI)) {
++		rt_sysc_m32(0, RSTCTL_RESET_PCI, SYSC_REG_RESET_CTRL);
++		mdelay(50);
++	}
++
+ 	local_irq_disable();
+ 	rt_sysc_w32(RSTCTL_RESET_SYSTEM, SYSC_REG_RESET_CTRL);
+ 	unreachable();
-- 
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