* [PATCH] ARM: dts: renesas: condor: Enable SPI NOR fast-read
@ 2022-06-15 11:08 marek.vasut
0 siblings, 0 replies; 2+ messages in thread
From: marek.vasut @ 2022-06-15 11:08 UTC (permalink / raw)
To: u-boot; +Cc: Marek Vasut
From: Marek Vasut <marek.vasut+renesas@gmail.com>
This board requires SPI NOR fast-read, otherwise the SPI NOR
access returns corrupted data. Enable the fast-read explicitly
in DT as it has been disabled in the MTD subsystem by commit
d008190920 ("mtd: spi-nor: Mask out fast read if not requested in DT")
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
---
arch/arm/dts/r8a77980-condor-u-boot.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/dts/r8a77980-condor-u-boot.dts b/arch/arm/dts/r8a77980-condor-u-boot.dts
index 1b22c7f0b9..576a74e603 100644
--- a/arch/arm/dts/r8a77980-condor-u-boot.dts
+++ b/arch/arm/dts/r8a77980-condor-u-boot.dts
@@ -25,6 +25,7 @@
#address-cells = <1>;
#size-cells = <1>;
compatible = "s25fs512s", "jedec,spi-nor";
+ m25p,fast-read;
spi-max-frequency = <50000000>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <1>;
--
2.35.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH] ARM: dts: renesas: condor: Enable SPI NOR fast-read
@ 2022-12-22 21:17 Marek Vasut
0 siblings, 0 replies; 2+ messages in thread
From: Marek Vasut @ 2022-12-22 21:17 UTC (permalink / raw)
To: u-boot; +Cc: Marek Vasut
From: Marek Vasut <marek.vasut+renesas@gmail.com>
This board requires SPI NOR fast-read, otherwise the SPI NOR
access returns corrupted data. Enable the fast-read explicitly
in DT as it has been disabled in the MTD subsystem by commit
d008190920 ("mtd: spi-nor: Mask out fast read if not requested in DT")
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
---
arch/arm/dts/r8a77980-condor-u-boot.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/dts/r8a77980-condor-u-boot.dts b/arch/arm/dts/r8a77980-condor-u-boot.dts
index 1b22c7f0b9..576a74e603 100644
--- a/arch/arm/dts/r8a77980-condor-u-boot.dts
+++ b/arch/arm/dts/r8a77980-condor-u-boot.dts
@@ -25,6 +25,7 @@
#address-cells = <1>;
#size-cells = <1>;
compatible = "s25fs512s", "jedec,spi-nor";
+ m25p,fast-read;
spi-max-frequency = <50000000>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <1>;
--
2.35.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2022-06-15 11:08 [PATCH] ARM: dts: renesas: condor: Enable SPI NOR fast-read marek.vasut
2022-12-22 21:17 Marek Vasut
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