2019-03-20 14:39:37

by Frieder Schrempf

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Subject: [PATCH 1/2] ARM: dts: ls1021a: Remove unused properties from QSPI node

From: Frieder Schrempf <[email protected]>

After switching to the new FSL QSPI driver the properties
'fsl,qspi-has-second-chip' and 'big-endian' are not used anymore.

The driver now uses the 'reg' property to determine the bus and
the chipselect. The endianness is selected by the driver depending
on which SoC is used.

Signed-off-by: Frieder Schrempf <[email protected]>
---
arch/arm/boot/dts/ls1021a-moxa-uc-8410a.dts | 1 -
arch/arm/boot/dts/ls1021a.dtsi | 1 -
2 files changed, 2 deletions(-)

diff --git a/arch/arm/boot/dts/ls1021a-moxa-uc-8410a.dts b/arch/arm/boot/dts/ls1021a-moxa-uc-8410a.dts
index ba1ddd93b8f8..dcb1d9bd0922 100644
--- a/arch/arm/boot/dts/ls1021a-moxa-uc-8410a.dts
+++ b/arch/arm/boot/dts/ls1021a-moxa-uc-8410a.dts
@@ -204,7 +204,6 @@
};

&qspi {
- fsl,qspi-has-second-chip;
status = "okay";

flash: flash@0 {
diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index b4f2723ecd86..2bcc00de88d4 100644
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -186,7 +186,6 @@
interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
clock-names = "qspi_en", "qspi";
clocks = <&clockgen 4 1>, <&clockgen 4 1>;
- big-endian;
status = "disabled";
};

--
2.17.1


2019-03-20 14:39:15

by Frieder Schrempf

[permalink] [raw]
Subject: [PATCH 2/2] ARM64: dts: Remove unused properties from FSL QSPI nodes

From: Frieder Schrempf <[email protected]>

After switching to the new FSL QSPI driver the properties
'fsl,qspi-has-second-chip' and 'big-endian' are not used anymore.

The driver now uses the 'reg' property to determine the bus and
the chipselect. The endianness is selected by the driver depending
on which SoC is used.

Signed-off-by: Frieder Schrempf <[email protected]>
---
arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi | 1 -
arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 2 --
2 files changed, 3 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
index 6fd6116509cc..2fb8138c6bb0 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
@@ -296,7 +296,6 @@
interrupts = <0 99 0x4>;
clock-names = "qspi_en", "qspi";
clocks = <&clockgen 4 0>, <&clockgen 4 0>;
- big-endian;
status = "disabled";
};

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
index cb7185014d3a..b0ef08b090dd 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
@@ -215,8 +215,6 @@
interrupts = <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>;
clock-names = "qspi_en", "qspi";
clocks = <&clockgen 4 1>, <&clockgen 4 1>;
- big-endian;
- fsl,qspi-has-second-chip;
status = "disabled";
};

--
2.17.1

2019-03-22 02:24:00

by Shawn Guo

[permalink] [raw]
Subject: Re: [PATCH 1/2] ARM: dts: ls1021a: Remove unused properties from QSPI node

On Wed, Mar 20, 2019 at 02:38:02PM +0000, Schrempf Frieder wrote:
> From: Frieder Schrempf <[email protected]>
>
> After switching to the new FSL QSPI driver the properties
> 'fsl,qspi-has-second-chip' and 'big-endian' are not used anymore.
>
> The driver now uses the 'reg' property to determine the bus and
> the chipselect. The endianness is selected by the driver depending
> on which SoC is used.
>
> Signed-off-by: Frieder Schrempf <[email protected]>

Applied both, thanks.

2019-08-09 06:20:27

by Pankaj Bansal

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Subject: RE: [PATCH 2/2] ARM64: dts: Remove unused properties from FSL QSPI nodes

Hi Shawn/Leo,

Removing the "big-endian" property has caused problems in our UEFI firmware.
In UEFI, we use the device tree to detect and use the qspi controller and flashes attached to it.
We don't maintain a list of platforms like linux driver.

Can you please revert the endianness change from linux mainline ?

Regards,
Pankaj Bansal

> -----Original Message-----
> From: [email protected] <[email protected]>
> On Behalf Of Schrempf Frieder
> Sent: Wednesday, 20 March, 2019 08:08 PM
> To: Shawn Guo <[email protected]>; Leo Li <[email protected]>
> Cc: Schrempf Frieder <[email protected]>; Rob Herring
> <[email protected]>; Mark Rutland <[email protected]>; linux-arm-
> [email protected]; [email protected]; linux-
> [email protected]
> Subject: [PATCH 2/2] ARM64: dts: Remove unused properties from FSL QSPI
> nodes
>
> From: Frieder Schrempf <[email protected]>
>
> After switching to the new FSL QSPI driver the properties 'fsl,qspi-has-second-
> chip' and 'big-endian' are not used anymore.
>
> The driver now uses the 'reg' property to determine the bus and the chipselect.
> The endianness is selected by the driver depending on which SoC is used.
>
> Signed-off-by: Frieder Schrempf <[email protected]>
> ---
> arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi | 1 -
> arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 2 --
> 2 files changed, 3 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
> b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
> index 6fd6116509cc..2fb8138c6bb0 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
> @@ -296,7 +296,6 @@
> interrupts = <0 99 0x4>;
> clock-names = "qspi_en", "qspi";
> clocks = <&clockgen 4 0>, <&clockgen 4 0>;
> - big-endian;
> status = "disabled";
> };
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> index cb7185014d3a..b0ef08b090dd 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> @@ -215,8 +215,6 @@
> interrupts = <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>;
> clock-names = "qspi_en", "qspi";
> clocks = <&clockgen 4 1>, <&clockgen 4 1>;
> - big-endian;
> - fsl,qspi-has-second-chip;
> status = "disabled";
> };
>
> --
> 2.17.1