linux-kernel - [tip:x86/urgent] x86/platform/intel-mid: Correct MSI IRQ line for watchdog device

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Message-ID: <tip-80354c29025833acd72ddac1ffa21c6cb50128cd@git.kernel.org>
Date:   Mon, 13 Mar 2017 00:15:50 -0700
From:   tip-bot for Andy Shevchenko <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     bp@...en8.de, david.a.cohen@...ux.intel.com, peterz@...radead.org,
        tglx@...utronix.de, mingo@...nel.org,
        torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
        hpa@...or.com, andriy.shevchenko@...ux.intel.com
Subject: [tip:x86/urgent] x86/platform/intel-mid: Correct MSI IRQ line for
 watchdog device

Commit-ID:  80354c29025833acd72ddac1ffa21c6cb50128cd
Gitweb:     http://git.kernel.org/tip/80354c29025833acd72ddac1ffa21c6cb50128cd
Author:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
AuthorDate: Sun, 12 Mar 2017 17:07:44 +0200
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Mon, 13 Mar 2017 08:11:57 +0100

x86/platform/intel-mid: Correct MSI IRQ line for watchdog device

The interrupt line used for the watchdog is 12, according to the official
Intel Edison BSP code.

And indeed after fixing it we start getting an interrupt and thus the
watchdog starts working again:

  [  191.699951] Kernel panic - not syncing: Kernel Watchdog

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: Borislav Petkov <bp@...en8.de>
Cc: David Cohen <david.a.cohen@...ux.intel.com>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Fixes: 78a3bb9e408b ("x86: intel-mid: add watchdog platform code for Merrifield")
Link: http://lkml.kernel.org/r/20170312150744.45493-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/platform/intel-mid/device_libs/platform_mrfld_wdt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/platform/intel-mid/device_libs/platform_mrfld_wdt.c b/arch/x86/platform/intel-mid/device_libs/platform_mrfld_wdt.c
index 86edd1e9..9e304e2 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_mrfld_wdt.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_mrfld_wdt.c
@@ -19,7 +19,7 @@
 #include <asm/intel_scu_ipc.h>
 #include <asm/io_apic.h>
 
-#define TANGIER_EXT_TIMER0_MSI 15
+#define TANGIER_EXT_TIMER0_MSI 12
 
 static struct platform_device wdt_dev = {
 	.name = "intel_mid_wdt",