openwrt/target/linux/bcm53xx/patches-4.4/047-0014-ARM-dts-BCM5301X-Add-TWD-WD-Support-to-DT.patch
Rafał Miłecki 9437fbb7ab bcm53xx: backport BCM5301X patches
This fixes GIC interrupts (required before switching to 4.9), adds few
new entires & introduces DTS for Archer C5.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
2017-04-20 23:04:24 +02:00

41 lines
1.3 KiB
Diff

From f22c635e585471d01a38b829c0753c1467b5058e Mon Sep 17 00:00:00 2001
From: Jon Mason <jonmason@broadcom.com>
Date: Mon, 6 Mar 2017 11:24:44 -0500
Subject: [PATCH] ARM: dts: BCM5301X: Add TWD WD Support to DT
Add support for the ARM TWD Watchdog to the bcm5301x device tree. The
ARM TWD timer allocated the register space for the WDT, so this patch
necessitated shrinking that. Also, the GIC masks were added for these.
Signed-off-by: Jon Mason <jonmason@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
arch/arm/boot/dts/bcm5301x.dtsi | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -70,10 +70,19 @@
clocks = <&periph_clk>;
};
- local-timer@20600 {
+ timer@20600 {
compatible = "arm,cortex-a9-twd-timer";
- reg = <0x20600 0x100>;
- interrupts = <GIC_PPI 13 IRQ_TYPE_EDGE_RISING>;
+ reg = <0x20600 0x20>;
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
+ IRQ_TYPE_EDGE_RISING)>;
+ clocks = <&periph_clk>;
+ };
+
+ watchdog@20620 {
+ compatible = "arm,cortex-a9-twd-wdt";
+ reg = <0x20620 0x20>;
+ interrupts = <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) |
+ IRQ_TYPE_EDGE_RISING)>;
clocks = <&periph_clk>;
};