* [PATCH] ARM: dts: imx6q-bx50v3/imx6q-b450v3/imx6q-b650v3: fix at25 spi-clk frequency issue
@ 2017-03-03 21:20 Ken Lin
2017-03-14 7:28 ` Shawn Guo
0 siblings, 1 reply; 2+ messages in thread
From: Ken Lin @ 2017-03-03 21:20 UTC (permalink / raw)
To: shawnguo
Cc: mark.rutland, devicetree, linux-kernel, inux, robh+dt,
akshay.bhat, kernel, fabio.estevam, linux-arm-kernel,
peter.stretz
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
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] ARM: dts: imx6q-bx50v3/imx6q-b450v3/imx6q-b650v3: fix at25 spi-clk frequency issue
2017-03-03 21:20 [PATCH] ARM: dts: imx6q-bx50v3/imx6q-b450v3/imx6q-b650v3: fix at25 spi-clk frequency issue Ken Lin
@ 2017-03-14 7:28 ` Shawn Guo
0 siblings, 0 replies; 2+ messages in thread
From: Shawn Guo @ 2017-03-14 7:28 UTC (permalink / raw)
To: Ken Lin
Cc: mark.rutland, devicetree, linux-kernel, inux, robh+dt,
akshay.bhat, kernel, fabio.estevam, linux-arm-kernel,
peter.stretz
On Sat, Mar 04, 2017 at 05:20:32AM +0800, Ken Lin wrote:
> Change the maxium spi clock frequency from 20MHz to 10MHz to meet the operation voltage range requirement recommended in AT25 datasheet
The commit log should be wrapped around column 72 to make it easier for
read.
The subject prefix is unnecessarily too long, as it only changes
imx6q-bx50v3.dtsi.
I fixed them this time, and apply the patch.
Shawn
>
> 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
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2017-03-03 21:20 [PATCH] ARM: dts: imx6q-bx50v3/imx6q-b450v3/imx6q-b650v3: fix at25 spi-clk frequency issue Ken Lin
2017-03-14 7:28 ` Shawn Guo
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