From c6bebe1a9496f9888e451a7f8aea6db916c0bdf2 Mon Sep 17 00:00:00 2001
From: Koen Vandeputte <koen.vandeputte@ncentric.com>
Date: Mon, 28 Jan 2019 10:05:10 +0100
Subject: cns3xxx: add support for kernel 4.19

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
---
 .../linux/cns3xxx/patches-4.19/045-twd_base.patch  | 43 ++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 target/linux/cns3xxx/patches-4.19/045-twd_base.patch

(limited to 'target/linux/cns3xxx/patches-4.19/045-twd_base.patch')

diff --git a/target/linux/cns3xxx/patches-4.19/045-twd_base.patch b/target/linux/cns3xxx/patches-4.19/045-twd_base.patch
new file mode 100644
index 0000000000..e722b01bbc
--- /dev/null
+++ b/target/linux/cns3xxx/patches-4.19/045-twd_base.patch
@@ -0,0 +1,43 @@
+--- a/arch/arm/mach-cns3xxx/core.c
++++ b/arch/arm/mach-cns3xxx/core.c
+@@ -17,6 +17,7 @@
+ #include <linux/platform_device.h>
+ #include <linux/usb/ehci_pdriver.h>
+ #include <linux/usb/ohci_pdriver.h>
++#include <asm/smp_twd.h>
+ #include <asm/mach/arch.h>
+ #include <asm/mach/map.h>
+ #include <asm/mach/time.h>
+@@ -26,6 +27,8 @@
+ #include "core.h"
+ #include "pm.h"
+ 
++#define IRQ_LOCALTIMER 29
++
+ static struct map_desc cns3xxx_io_desc[] __initdata = {
+ 	{
+ 		.virtual	= CNS3XXX_TC11MP_SCU_BASE_VIRT,
+@@ -198,6 +201,15 @@ static struct irqaction cns3xxx_timer_ir
+ 	.handler	= cns3xxx_timer_interrupt,
+ };
+ 
++static void __init cns3xxx_init_twd(void)
++{
++	static DEFINE_TWD_LOCAL_TIMER(cns3xx_twd_local_timer,
++		CNS3XXX_TC11MP_TWD_BASE,
++		IRQ_LOCALTIMER);
++
++	twd_local_timer_register(&cns3xx_twd_local_timer);
++}
++
+ /*
+  * Set up the clock source and clock events devices
+  */
+@@ -251,6 +263,7 @@ static void __init __cns3xxx_timer_init(
+ 	setup_irq(timer_irq, &cns3xxx_timer_irq);
+ 
+ 	cns3xxx_clockevents_init(timer_irq);
++	cns3xxx_init_twd();
+ }
+ 
+ void __init cns3xxx_timer_init(void)
-- 
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