From: Manoj Sai <abbaraju.manojsai@amarulasolutions.com>
To: Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Heiko Stuebner <heiko@sntech.de>
Cc: Robin Murphy <robin.murphy@arm.com>,
Chris Morgan <macromorgan@hotmail.com>,
Markus Reichl <m.reichl@fivetechno.de>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
linux-amarula@amarulasolutions.com, Da Xue <da.xue@libretech.co>,
dsx724 <da@lessconfused.com>,
Jagan Teki <jagan@amarulasolutions.com>,
Suniel Mahesh <sunil@amarulasolutions.com>,
Manoj Sai <abbaraju.manojsai@amarulasolutions.com>
Subject: [PATCH 1/1] arm64: dts: rockchip: increase spi-max-frequency of nor flash for roc-rk3399-pc
Date: Wed, 23 Nov 2022 15:18:27 +0530 [thread overview]
Message-ID: <20221123094827.250657-2-abbaraju.manojsai@amarulasolutions.com> (raw)
In-Reply-To: <20221123094827.250657-1-abbaraju.manojsai@amarulasolutions.com>
Increase the spi-max-frequency of nor flash from 10Mhz to 30Mhz,this improves the
flash raw write speed by 0.9 MB/s to 1.6MB/s and the time taken to write is
get reduced from 36 seconds to 20 seconds.
Signed-off-by: Manoj Sai <abbaraju.manojsai@amarulasolutions.com>
Signed-off-by: Da Xue <da.xue@libretech.co>
Signed-off-by: dsx724 <da@lessconfused.com>
---
arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
index 2f4b1b2e3ac7..8fd808a0df85 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
@@ -735,7 +735,7 @@ &spi1 {
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
- spi-max-frequency = <10000000>;
+ spi-max-frequency = <30000000>;
};
};
--
2.25.1
next prev parent reply other threads:[~2022-11-23 9:52 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-23 9:48 [PATCH 0/1] Increase " Manoj Sai
2022-11-23 9:48 ` Manoj Sai [this message]
2022-11-23 14:04 ` [PATCH 1/1] arm64: dts: rockchip: increase " Heiko Stuebner
2022-11-23 14:15 ` Krzysztof Kozlowski
2022-11-24 7:27 ` [PATCH v2] " Manoj Sai
2023-01-10 14:04 ` Heiko Stuebner
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