From: "Leonidas P. Papadakos" <papadakospan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Heiko Stuebner <heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org>,
"Leonidas P. Papadakos"
<papadakospan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: [PATCH] arm64: dts: rockchip: add more cpu operating points for RK3328
Date: Fri, 1 Mar 2019 19:54:53 +0200 [thread overview]
Message-ID: <20190301175452.6701-1-papadakospan@gmail.com> (raw)
This allows for greater max frequency on rk3328 boards,
increasing performance.
It has been included in Armbian (a linux distibution for ARM boards)
for a while now without any reported issues
https://github.com/armbian/build/blob/master/patch/kernel/rockchip64-default/enable-1392mhz-opp.patch
https://github.com/armbian/build/blob/master/patch/kernel/rockchip64-default/enable-1512mhz-opp.patch
Cc: Heiko Stuebner <heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org>
Cc: linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Signed-off-by: Leonidas P. Papadakos <papadakospan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
arch/arm64/boot/dts/rockchip/rk3328.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index 84f14b132..18caef3c3 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -123,6 +123,20 @@
opp-microvolt = <1300000>;
clock-latency-ns = <40000>;
};
+ opp-1392000000 {
+ opp-hz = /bits/ 64 <1392000000>;
+ opp-microvolt = <1350000 1350000 1350000>;
+ opp-microvolt-L0 = <1350000 1350000 1350000>;
+ opp-microvolt-L1 = <1325000 1325000 1325000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-1512000000 {
+ opp-hz = /bits/ 64 <1512000000>;
+ opp-microvolt = <1450000 1450000 1450000>;
+ opp-microvolt-L0 = <1450000 1450000 1450000>;
+ opp-microvolt-L1 = <1425000 1425000 1425000>;
+ clock-latency-ns = <40000>;
+ };
};
amba {
--
2.21.0
next reply other threads:[~2019-03-01 17:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-01 17:54 Leonidas P. Papadakos [this message]
[not found] ` <20190301175452.6701-1-papadakospan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2019-03-01 18:24 ` [PATCH] arm64: dts: rockchip: add more cpu operating points for RK3328 Heiko Stuebner
2019-03-01 19:33 ` Jonas Karlman
[not found] ` <AM3PR03MB0966D92B504944D7C6D06123AC760-XQTXrJX/giFAc9da7WRX18eAHadYHfrlvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2019-03-05 7:48 ` [PATCH] arm64: dts: rockchip: add more cpu operating points for RK3328【请注意，邮件由linux-rockchip-bounces+cl=rock-chips.com@lists.infradead.org代发】 陈亮
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