From: lee.jones@linaro.org (Lee Jones)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/6] ARM: ux500: Force AB8500 to use the GIC as its interrupt controller
Date: Mon, 6 Aug 2012 11:46:39 +0100 [thread overview]
Message-ID: <1344250002-6011-4-git-send-email-lee.jones@linaro.org> (raw)
In-Reply-To: <1344250002-6011-1-git-send-email-lee.jones@linaro.org>
It's understood that the AB8500 should be subordinate to the DB8500;
however, the AB8500 uses the GIC as it's interrupt controller. If
we do not specify which IRQ controller to use the default is to use
the next encountered IRQ controller as we climb the tree. This would
be the DB8500. This patch ensures the AB8500 makes use of the correct
interrupt controller.
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
arch/arm/boot/dts/dbx5x0.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi
index f236bb7..83229f7 100644
--- a/arch/arm/boot/dts/dbx5x0.dtsi
+++ b/arch/arm/boot/dts/dbx5x0.dtsi
@@ -313,6 +313,7 @@
ab8500 at 5 {
compatible = "stericsson,ab8500";
reg = <5>; /* mailbox 5 is i2c */
+ interrupt-parent = <&intc>;
interrupts = <0 40 0x4>;
interrupt-controller;
#interrupt-cells = <2>;
--
1.7.9.5
next prev parent reply other threads:[~2012-08-06 10:46 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-06 10:46 [PATCH 0/6] Device Tree IRQ related enablement patches Lee Jones
2012-08-06 10:46 ` [PATCH 1/6] ARM: ux500: Identify the PRCMU as an interrupt controller Lee Jones
2012-08-06 10:46 ` [PATCH 2/6] mfd: Provide the PRCMU with its own IRQ domain Lee Jones
2012-08-06 11:50 ` Arnd Bergmann
2012-08-06 10:46 ` Lee Jones [this message]
2012-08-06 10:46 ` [PATCH 4/6] mfd: Use interrupt-parent as IRQ controller if specified in DT Lee Jones
2012-08-06 15:54 ` Mark Brown
2012-08-06 17:21 ` Lee Jones
2012-08-06 10:46 ` [PATCH 5/6] ARM: ux500: Match-up compatible stings with associated MFD cell Lee Jones
2012-08-06 10:46 ` [PATCH 6/6] Input: ab8500-ponkey: Make the distinction between DT and non-DT boots Lee Jones
2012-08-06 11:17 ` Linus Walleij
2012-08-06 12:36 ` Lee Jones
2012-08-06 16:00 ` Mark Brown
2012-08-06 17:22 ` Lee Jones
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