openwrt/target/linux/bcm63xx/patches-5.15/334-MIPS-BCM63XX-detect-BCM6368-variants.patch
Álvaro Fernández Rojas 2317a7426e bcm63xx: add linux v5.15 support
Build system: x86_64
Build-tested: generic, smp
Run-tested: generic/AR-5387un, smp/VR-3032u

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2022-05-20 15:53:16 +02:00

49 lines
1.6 KiB
Diff

From 825cc67e56b5e624a05f6850a86d91508b786848 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sat, 7 Dec 2013 14:36:56 +0100
Subject: [PATCH 24/44] MIPS: BCM63XX: detect BCM6368 variants
The DSL-less BCM6368 variant BCM6367 uses a different chip id. Apart
from missing DSL, there is no difference to BCM6368, so treat it such.
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
---
arch/mips/bcm63xx/cpu.c | 4 ++++
arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h | 3 +++
2 files changed, 7 insertions(+)
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -393,8 +393,12 @@ void __init bcm63xx_cpu_init(void)
break;
case BCM6368_CPU_ID:
+ case BCM6369_CPU_ID:
bcm63xx_regs_base = bcm6368_regs_base;
bcm63xx_irqs = bcm6368_irqs;
+
+ /* BCM6369 is a BCM6368 without xDSL, so treat it the same */
+ bcm63xx_cpu_id = BCM6368_CPU_ID;
break;
default:
panic("unsupported broadcom CPU %x", bcm63xx_cpu_id);
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -21,6 +21,7 @@
#define BCM6361_CPU_ID 0x6361
#define BCM6362_CPU_ID 0x6362
#define BCM6368_CPU_ID 0x6368
+#define BCM6369_CPU_ID 0x6369
void __init bcm63xx_cpu_init(void);
u32 bcm63xx_get_cpu_variant(void);
@@ -107,6 +108,8 @@ static inline u16 __pure bcm63xx_get_cpu
(bcm63xx_get_cpu_variant() == BCM6362_CPU_ID)
#define BCMCPU_VARIANT_IS_6368() \
(bcm63xx_get_cpu_variant() == BCM6368_CPU_ID)
+#define BCMCPU_VARIANT_IS_6369() \
+ (bcm63xx_get_cpu_variant() == BCM6369_CPU_ID)
/*
* While registers sets are (mostly) the same across 63xx CPU, base