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FAILED: patch "[PATCH] ARM: dts: microchip: sama5d2: fix spi flexcom fifo size to 32" failed to apply to 5.15-stable tree

PATCH New [email protected] 2 participants 2 messages Dec 29, 2025 – Dec 31, 2025

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Stable branch Device tree bindings Arm/Microchip (AT91) SoC support
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author maintainer
#0 lore raw

The patch below does not apply to the 5.15-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.15.y
git checkout FETCH_HEAD
git cherry-pick -x 7d5864dc5d5ea6a35983dd05295fb17f2f2f44ce
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<[email protected]>' --in-reply-to '2025122920-atop-frisk-5877@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^..

Possible dependencies:

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 7d5864dc5d5ea6a35983dd05295fb17f2f2f44ce Mon Sep 17 00:00:00 2001
From: Nicolas Ferre <[email protected]>
Date: Fri, 14 Nov 2025 15:02:25 +0100
Subject: [PATCH] ARM: dts: microchip: sama5d2: fix spi flexcom fifo size to 32

Unlike standalone spi peripherals, on sama5d2, the flexcom spi have fifo size of 32 data. Fix flexcom/spi nodes where this property is wrong.

Fixes 6b9a3584c7ed ("ARM: dts: at91: sama5d2: Add missing flexcom definitions")
Cc [email protected] # 5.8+
Signed-off-by Nicolas Ferre <[email protected]>
Link https://lore.kernel.org/r/[email protected] open here
Signed-off-by Claudiu Beznea <[email protected]>
arch/arm/boot/dts/microchip/sama5d2.dtsi +5 -5
index 17430d7f2055..fde890f18d20 100644
@@ -571,7 +571,7 @@ AT91_XDMAC_DT_PERID(11))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(12))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
 

@@ -642,7 +642,7 @@ AT91_XDMAC_DT_PERID(13))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(14))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
 

@@ -854,7 +854,7 @@ AT91_XDMAC_DT_PERID(15))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(16))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
 

@@ -925,7 +925,7 @@ AT91_XDMAC_DT_PERID(17))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(18))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
 

@@ -997,7 +997,7 @@ AT91_XDMAC_DT_PERID(19))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(20))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
maintainer
#1 lore raw

PATCH 1/1 ARM: dts: microchip: sama5d2: fix spi flexcom fifo size to 32

From: Nicolas Ferre <[email protected]>

[ Upstream commit 7d5864dc5d5ea6a35983dd05295fb17f2f2f44ce ]

Unlike standalone spi peripherals, on sama5d2, the flexcom spi have fifo size of 32 data. Fix flexcom/spi nodes where this property is wrong.

Fixes 6b9a3584c7ed ("ARM: dts: at91: sama5d2: Add missing flexcom definitions")
Cc [email protected] # 5.8+
Signed-off-by Nicolas Ferre <[email protected]>
Link https://lore.kernel.org/r/[email protected] open here
Signed-off-by Claudiu Beznea <[email protected]>
Signed-off-by Sasha Levin <[email protected]>
---
 arch/arm/boot/dts/sama5d2.dtsi | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
arch/arm/boot/dts/sama5d2.dtsi +5 -5
index 4c87c2aa8fc8..da10678a52d1 100644
@@ -555,7 +555,7 @@ AT91_XDMAC_DT_PERID(11))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(12))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
 

@@ -625,7 +625,7 @@ AT91_XDMAC_DT_PERID(13))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(14))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
 

@@ -835,7 +835,7 @@ AT91_XDMAC_DT_PERID(15))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(16))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
 

@@ -925,7 +925,7 @@ AT91_XDMAC_DT_PERID(17))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(18))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
 

@@ -976,7 +976,7 @@ AT91_XDMAC_DT_PERID(19))>,
 						 AT91_XDMAC_DT_PER_IF(1) |
 						 AT91_XDMAC_DT_PERID(20))>;
 					dma-names = "tx", "rx";
-					atmel,fifo-size = <16>;
+					atmel,fifo-size = <32>;
 					status = "disabled";
 				};
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