linux-kernel - [PATCH v2 4/6] ARM: Mediatek: enable GPT6 on boot up to make arch timer working for MT6580

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Message-ID: <1436508249-49338-5-git-send-email-scott.shu@mediatek.com>
Date:	Fri, 10 Jul 2015 14:04:07 +0800
From:	Scott Shu <scott.shu@...iatek.com>
To:	Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Russell King <linux@....linux.org.uk>,
	Arnd Bergmann <arnd@...db.de>,
	Catalin Marinas <catalin.marinas@....com>,
	Heiko Stuebner <heiko@...ech.de>,
	Yingjoe Chen <yingjoe.chen@...iatek.com>,
	Marc Carino <marc.ceeeee@...il.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
	Radha Mohan Chintakuntla <rchintakuntla@...ium.com>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-mediatek@...ts.infradead.org>
CC:	<loda.chou@...iatek.com>, <jades.shih@...iatek.com>,
	<scott.shu@...il.com>, <wsd_upstream@...iatek.com>,
	Scott Shu <scott.shu@...iatek.com>
Subject: [PATCH v2 4/6] ARM: Mediatek: enable GPT6 on boot up to make arch timer working for MT6580

We enable GTP6 which ungates the arch timer clock.

Signed-off-by: Scott Shu <scott.shu@...iatek.com>
---
 arch/arm/mach-mediatek/mediatek.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-mediatek/mediatek.c b/arch/arm/mach-mediatek/mediatek.c
index 6b38d67..469d332 100644
--- a/arch/arm/mach-mediatek/mediatek.c
+++ b/arch/arm/mach-mediatek/mediatek.c
@@ -28,7 +28,8 @@ static void __init mediatek_timer_init(void)
 {
 	void __iomem *gpt_base = 0;
 
-	if (of_machine_is_compatible("mediatek,mt6589") ||
+	if (of_machine_is_compatible("mediatek,mt6580") ||
+	    of_machine_is_compatible("mediatek,mt6589") ||
 	    of_machine_is_compatible("mediatek,mt8135") ||
 	    of_machine_is_compatible("mediatek,mt8127")) {
 		/* turn on GPT6 which ungates arch timer clocks */
@@ -46,6 +47,7 @@ static void __init mediatek_timer_init(void)
 };
 
 static const char * const mediatek_board_dt_compat[] = {
+	"mediatek,mt6580",
 	"mediatek,mt6589",
 	"mediatek,mt6592",
 	"mediatek,mt8127",
-- 
1.8.1.1.dirty

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