All the mail mirrored from lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH] arm64: dts: exynos: increase bus frequency for MHL chip
       [not found] <CGME20171201113426eucas1p247ef5f5113c466409f0a001297aaf9b6@eucas1p2.samsung.com>
@ 2017-12-01 11:33 ` Andrzej Hajda
  2017-12-04 16:51   ` Krzysztof Kozlowski
  0 siblings, 1 reply; 2+ messages in thread
From: Andrzej Hajda @ 2017-12-01 11:33 UTC (permalink / raw
  To: Krzysztof Kozlowski
  Cc: Andrzej Hajda, Bartlomiej Zolnierkiewicz, Marek Szyprowski,
	linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA,
	devicetree-u79uwXL29TY76Z2rM5mHXA,
	dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW

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

--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] arm64: dts: exynos: increase bus frequency for MHL chip
  2017-12-01 11:33 ` [PATCH] arm64: dts: exynos: increase bus frequency for MHL chip Andrzej Hajda
@ 2017-12-04 16:51   ` Krzysztof Kozlowski
  0 siblings, 0 replies; 2+ messages in thread
From: Krzysztof Kozlowski @ 2017-12-04 16:51 UTC (permalink / raw
  To: Andrzej Hajda
  Cc: linux-samsung-soc, devicetree, Marek Szyprowski, dri-devel,
	Bartlomiej Zolnierkiewicz

On Fri, Dec 01, 2017 at 12:33:51PM +0100, Andrzej Hajda wrote:
> 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@samsung.com>
> ---
>  arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 

Thanks, applied.

Best regards,
Krzysztof

_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2017-12-04 16:51 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
     [not found] <CGME20171201113426eucas1p247ef5f5113c466409f0a001297aaf9b6@eucas1p2.samsung.com>
2017-12-01 11:33 ` [PATCH] arm64: dts: exynos: increase bus frequency for MHL chip Andrzej Hajda
2017-12-04 16:51   ` Krzysztof Kozlowski

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.