bcm63xx: add linux v5.15 support

[openwrt/staging/ldir.git] / target / linux / bcm63xx / patches-5.15 / 338-MIPS-BCM63XX-increase-number-of-IRQs.patch

diff --git a/target/linux/bcm63xx/patches-5.15/338-MIPS-BCM63XX-increase-number-of-IRQs.patch b/target/linux/bcm63xx/patches-5.15/338-MIPS-BCM63XX-increase-number-of-IRQs.patch
new file mode 100644 (file)
index 0000000..1809a3c
--- /dev/null
+++ b/target/linux/bcm63xx/patches-5.15/338-MIPS-BCM63XX-increase-number-of-IRQs.patch
@@ -0,0 +1,39 @@
+From 6f5658c845cf1f79213b1d20423a04967259fdaa Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Sun, 15 Dec 2013 20:46:26 +0100
+Subject: [PATCH 48/53] MIPS: BCM63XX: increase number of IRQs
+
+Newer SoCs have 128 bit wide irq registers, thus 128 available internal
+interupts.
+---
+ arch/mips/include/asm/mach-bcm63xx/bcm63xx_irq.h | 4 +++-
+ arch/mips/include/asm/mach-bcm63xx/irq.h         | 2 +-
+ 2 files changed, 4 insertions(+), 2 deletions(-)
+
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_irq.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_irq.h
+@@ -2,10 +2,12 @@
+ #ifndef BCM63XX_IRQ_H_
+ #define BCM63XX_IRQ_H_
+ 
++#include <irq.h>
+ #include <bcm63xx_cpu.h>
+ 
+ #define IRQ_INTERNAL_BASE             8
+-#define IRQ_EXTERNAL_BASE             100
++#define NR_INTERNAL_IRQS              128
++#define IRQ_EXTERNAL_BASE             (IRQ_INTERNAL_BASE + NR_INTERNAL_IRQS)
+ #define IRQ_EXT_0                     (IRQ_EXTERNAL_BASE + 0)
+ #define IRQ_EXT_1                     (IRQ_EXTERNAL_BASE + 1)
+ #define IRQ_EXT_2                     (IRQ_EXTERNAL_BASE + 2)
+--- a/arch/mips/include/asm/mach-bcm63xx/irq.h
++++ b/arch/mips/include/asm/mach-bcm63xx/irq.h
+@@ -2,7 +2,7 @@
+ #ifndef __ASM_MACH_BCM63XX_IRQ_H
+ #define __ASM_MACH_BCM63XX_IRQ_H
+ 
+-#define NR_IRQS 128
++#define NR_IRQS 256
+ #define MIPS_CPU_IRQ_BASE 0
+ 
+ #endif