layerscape: add patches-5.4

Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/301-arch-0001-arm-kernel-utilize-hrtimer-based-broadcast.patch b/target/linux/layerscape/patches-5.4/301-arch-0001-arm-kernel-utilize-hrtimer-based-broadcast.patch
new file mode 100644
index 0000000000..8b9c25d0dc
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/301-arch-0001-arm-kernel-utilize-hrtimer-based-broadcast.patch
@@ -0,0 +1,33 @@
+From 0f87c1dd8f10958121e10219c89e8d710babd1ce Mon Sep 17 00:00:00 2001
+From: Alison Wang <b18965@freescale.com>
+Date: Fri, 17 Jul 2015 17:11:52 +0800
+Subject: [PATCH] arm: kernel: utilize hrtimer based broadcast
+
+Hrtimer based broadcast is used on ARM platform. It can be
+registered as the tick broadcast device in the absence of
+a real external clock device.
+
+Signed-off-by: Alison Wang <alison.wang@freescale.com>
+Acked-by: Mark Rutland <mark.rutland@arm.com>
+---
+ arch/arm/kernel/time.c | 3 +++
+ 1 file changed, 3 insertions(+)
+
+--- a/arch/arm/kernel/time.c
++++ b/arch/arm/kernel/time.c
+@@ -9,6 +9,7 @@
+  *  reading the RTC at bootup, etc...
+  */
+ #include <linux/clk-provider.h>
++#include <linux/clockchips.h>
+ #include <linux/clocksource.h>
+ #include <linux/errno.h>
+ #include <linux/export.h>
+@@ -107,5 +108,7 @@ void __init time_init(void)
+ 		of_clk_init(NULL);
+ #endif
+ 		timer_probe();
++
++		tick_setup_hrtimer_broadcast();
+ 	}
+ }