* [PATCH] arm64: dts: imx8mq: increase NOC clock to 800 MHz
@ 2019-11-27 11:05 Lucas Stach
2019-11-28 19:43 ` Fabio Estevam
2019-12-09 6:20 ` Shawn Guo
0 siblings, 2 replies; 3+ messages in thread
From: Lucas Stach @ 2019-11-27 11:05 UTC (permalink / raw)
To: Shawn Guo
Cc: devicetree, patchwork-lst, NXP Linux Team, kernel, Fabio Estevam,
linux-arm-kernel
From: Philipp Zabel <p.zabel@pengutronix.de>
The NOC clock defaults to 400 MHz. Increase it to 800 MHz for improved
memory performance.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
---
arch/arm64/boot/dts/freescale/imx8mq.dtsi | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index f3b084008b45..4e221941a0d9 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -510,6 +510,8 @@
clock-names = "ckil", "osc_25m", "osc_27m",
"clk_ext1", "clk_ext2",
"clk_ext3", "clk_ext4";
+ assigned-clocks = <&clk IMX8MQ_CLK_NOC>;
+ assigned-clock-rates = <800000000>;
};
src: reset-controller@30390000 {
--
2.20.1
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^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] arm64: dts: imx8mq: increase NOC clock to 800 MHz
2019-11-27 11:05 [PATCH] arm64: dts: imx8mq: increase NOC clock to 800 MHz Lucas Stach
@ 2019-11-28 19:43 ` Fabio Estevam
2019-12-09 6:20 ` Shawn Guo
1 sibling, 0 replies; 3+ messages in thread
From: Fabio Estevam @ 2019-11-28 19:43 UTC (permalink / raw)
To: Lucas Stach
Cc: open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
patchwork-lst, NXP Linux Team, Sascha Hauer, Shawn Guo,
moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE
On Wed, Nov 27, 2019 at 8:05 AM Lucas Stach <l.stach@pengutronix.de> wrote:
>
> From: Philipp Zabel <p.zabel@pengutronix.de>
>
> The NOC clock defaults to 400 MHz. Increase it to 800 MHz for improved
> memory performance.
>
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
> Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] arm64: dts: imx8mq: increase NOC clock to 800 MHz
2019-11-27 11:05 [PATCH] arm64: dts: imx8mq: increase NOC clock to 800 MHz Lucas Stach
2019-11-28 19:43 ` Fabio Estevam
@ 2019-12-09 6:20 ` Shawn Guo
1 sibling, 0 replies; 3+ messages in thread
From: Shawn Guo @ 2019-12-09 6:20 UTC (permalink / raw)
To: Lucas Stach
Cc: devicetree, patchwork-lst, NXP Linux Team, kernel, Fabio Estevam,
linux-arm-kernel
On Wed, Nov 27, 2019 at 12:05:09PM +0100, Lucas Stach wrote:
> From: Philipp Zabel <p.zabel@pengutronix.de>
>
> The NOC clock defaults to 400 MHz. Increase it to 800 MHz for improved
> memory performance.
>
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
> Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Applied, thanks.
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^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2019-12-09 6:21 UTC | newest]
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2019-11-27 11:05 [PATCH] arm64: dts: imx8mq: increase NOC clock to 800 MHz Lucas Stach
2019-11-28 19:43 ` Fabio Estevam
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