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[PATCH] ARM: dts: imx6q-bx50v3/imx6q-b450v3/imx6q-b650v3: fix at25 spi-clk frequency issue

Started byKen Lin <yungching0725@gmail.com>
First post2017-03-03 22:30 +0100
Last post2017-03-03 22:30 +0100
Articles 1 — 1 participant

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  [PATCH] ARM: dts: imx6q-bx50v3/imx6q-b450v3/imx6q-b650v3: fix at25 spi-clk frequency issue Ken Lin <yungching0725@gmail.com> - 2017-03-03 22:30 +0100

#1592282 — [PATCH] ARM: dts: imx6q-bx50v3/imx6q-b450v3/imx6q-b650v3: fix at25 spi-clk frequency issue

FromKen Lin <yungching0725@gmail.com>
Date2017-03-03 22:30 +0100
Subject[PATCH] ARM: dts: imx6q-bx50v3/imx6q-b450v3/imx6q-b650v3: fix at25 spi-clk frequency issue
Message-ID<th2VY-70F-21@gated-at.bofh.it>
Change the maxium spi clock frequency from 20MHz to 10MHz to meet the operation voltage range requirement recommended in AT25 datasheet

Signed-off-by: Ken Lin <yungching0725@gmail.com>
---
 arch/arm/boot/dts/imx6q-bx50v3.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/imx6q-bx50v3.dtsi b/arch/arm/boot/dts/imx6q-bx50v3.dtsi
index f99e6efda3e2..614c40e5f772 100644
--- a/arch/arm/boot/dts/imx6q-bx50v3.dtsi
+++ b/arch/arm/boot/dts/imx6q-bx50v3.dtsi
@@ -103,7 +103,7 @@
 
 	m25_eeprom: m25p80@0 {
 		compatible = "atmel,at25";
-		spi-max-frequency = <20000000>;
+		spi-max-frequency = <10000000>;
 		size = <0x8000>;
 		pagesize = <64>;
 		reg = <0>;
-- 
2.11.0

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