From: Andrzej Hajda <a.hajda-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
To: Krzysztof Kozlowski <krzk-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Andrzej Hajda <a.hajda-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Bartlomiej Zolnierkiewicz
<b.zolnierkie-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Marek Szyprowski
<m.szyprowski-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Subject: [PATCH] arm64: dts: exynos: increase bus frequency for MHL chip
Date: Fri, 01 Dec 2017 12:33:51 +0100 [thread overview]
Message-ID: <20171201113351.16361-1-a.hajda@samsung.com> (raw)
In-Reply-To: CGME20171201113426eucas1p247ef5f5113c466409f0a001297aaf9b6@eucas1p2.samsung.com
sii8620 supports 1MHz clock, it allows faster transmissions and according
to extensive tests allows to mitigate some obscure bugs in I2C client
logic of the chip.
Signed-off-by: Andrzej Hajda <a.hajda-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
---
arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
index 39b1ca0ef4cd..a4b1d9ba7e4b 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
@@ -778,6 +778,7 @@
&hsi2c_7 {
status = "okay";
+ clock-frequency = <1000000>;
sii8620@39 {
reg = <0x39>;
--
2.15.0
--
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next parent reply other threads:[~2017-12-01 11:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20171201113426eucas1p247ef5f5113c466409f0a001297aaf9b6@eucas1p2.samsung.com>
2017-12-01 11:33 ` Andrzej Hajda [this message]
2017-12-04 16:51 ` [PATCH] arm64: dts: exynos: increase bus frequency for MHL chip Krzysztof Kozlowski
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