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openwrt-xburst/target/linux/ar71xx/patches-3.2/002-MIPS-ath79-Handle-more-MISC-IRQs.patch
juhosg e0b80e41eb ar71xx: add initial support for 3.2
Tested on the following boards:
  ALFA AP96
  TL-MR3220 v1
  TL-WR1043ND v1
  TL-WR2543ND v1
  TL-WR703N v1
  TL-WR741ND v1
  TL-WR741ND v4
  WNDR3700 v1
  WZR-HP-G300NH

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29868 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-01-22 22:38:19 +00:00

73 lines
2.4 KiB
Diff

From 9951cfc88b5d818391bebc7a56b678942b89721e Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Sun, 5 Jun 2011 23:38:45 +0200
Subject: [PATCH 02/27] MIPS: ath79: Handle more MISC IRQs
The AR724X SoCs have more IRQ sources hooked into the MISC IRQ controller.
The patch adds support for them.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2440/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
arch/mips/ath79/irq.c | 12 ++++++++++++
arch/mips/include/asm/mach-ath79/ar71xx_regs.h | 4 ++++
arch/mips/include/asm/mach-ath79/irq.h | 4 ++++
3 files changed, 20 insertions(+), 0 deletions(-)
--- a/arch/mips/ath79/irq.c
+++ b/arch/mips/ath79/irq.c
@@ -46,6 +46,15 @@ static void ath79_misc_irq_handler(unsig
else if (pending & MISC_INT_TIMER)
generic_handle_irq(ATH79_MISC_IRQ_TIMER);
+ else if (pending & MISC_INT_TIMER2)
+ generic_handle_irq(ATH79_MISC_IRQ_TIMER2);
+
+ else if (pending & MISC_INT_TIMER3)
+ generic_handle_irq(ATH79_MISC_IRQ_TIMER3);
+
+ else if (pending & MISC_INT_TIMER4)
+ generic_handle_irq(ATH79_MISC_IRQ_TIMER4);
+
else if (pending & MISC_INT_OHCI)
generic_handle_irq(ATH79_MISC_IRQ_OHCI);
@@ -58,6 +67,9 @@ static void ath79_misc_irq_handler(unsig
else if (pending & MISC_INT_WDOG)
generic_handle_irq(ATH79_MISC_IRQ_WDOG);
+ else if (pending & MISC_INT_ETHSW)
+ generic_handle_irq(ATH79_MISC_IRQ_ETHSW);
+
else
spurious_interrupt();
}
--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
+++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
@@ -130,6 +130,10 @@
#define AR724X_RESET_REG_RESET_MODULE 0x1c
+#define MISC_INT_ETHSW BIT(12)
+#define MISC_INT_TIMER4 BIT(10)
+#define MISC_INT_TIMER3 BIT(9)
+#define MISC_INT_TIMER2 BIT(8)
#define MISC_INT_DMA BIT(7)
#define MISC_INT_OHCI BIT(6)
#define MISC_INT_PERFC BIT(5)
--- a/arch/mips/include/asm/mach-ath79/irq.h
+++ b/arch/mips/include/asm/mach-ath79/irq.h
@@ -30,6 +30,10 @@
#define ATH79_MISC_IRQ_PERFC (ATH79_MISC_IRQ_BASE + 5)
#define ATH79_MISC_IRQ_OHCI (ATH79_MISC_IRQ_BASE + 6)
#define ATH79_MISC_IRQ_DMA (ATH79_MISC_IRQ_BASE + 7)
+#define ATH79_MISC_IRQ_TIMER2 (ATH79_MISC_IRQ_BASE + 8)
+#define ATH79_MISC_IRQ_TIMER3 (ATH79_MISC_IRQ_BASE + 9)
+#define ATH79_MISC_IRQ_TIMER4 (ATH79_MISC_IRQ_BASE + 10)
+#define ATH79_MISC_IRQ_ETHSW (ATH79_MISC_IRQ_BASE + 12)
#include_next <irq.h>