linux-kernel - [PATCH] powerpc: dts: Remove "spidev" nodes

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Date:   Fri, 17 Dec 2021 16:14:00 -0600
From:   Rob Herring <robh@...nel.org>
To:     Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>
Cc:     Mark Brown <broonie@...nel.org>, devicetree@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH] powerpc: dts: Remove "spidev" nodes

"spidev" is not a real device, but a Linux implementation detail. It has
never been documented either. The kernel has WARNed on the use of it for
over 6 years. Time to remove its usage from the tree.

Cc: Mark Brown <broonie@...nel.org>
Signed-off-by: Rob Herring <robh@...nel.org>
---
 arch/powerpc/boot/dts/digsy_mtc.dts | 8 --------
 arch/powerpc/boot/dts/o2d.dtsi      | 6 ------
 2 files changed, 14 deletions(-)

diff --git a/arch/powerpc/boot/dts/digsy_mtc.dts b/arch/powerpc/boot/dts/digsy_mtc.dts
index 57024a4c1e7d..dfaf974c0ce6 100644
--- a/arch/powerpc/boot/dts/digsy_mtc.dts
+++ b/arch/powerpc/boot/dts/digsy_mtc.dts
@@ -25,14 +25,6 @@ rtc@800 {
 			status = "disabled";
 		};
 
-		spi@f00 {
-			msp430@0 {
-				compatible = "spidev";
-				spi-max-frequency = <32000>;
-				reg = <0>;
-			};
-		};
-
 		psc@...0 {		// PSC1
 			status = "disabled";
 		};
diff --git a/arch/powerpc/boot/dts/o2d.dtsi b/arch/powerpc/boot/dts/o2d.dtsi
index b55a9e5bd828..7e52509fa506 100644
--- a/arch/powerpc/boot/dts/o2d.dtsi
+++ b/arch/powerpc/boot/dts/o2d.dtsi
@@ -34,12 +34,6 @@ psc@...0 {		// PSC1
 			#address-cells = <1>;
 			#size-cells = <0>;
 			cell-index = <0>;
-
-			spidev@0 {
-				compatible = "spidev";
-				spi-max-frequency = <250000>;
-				reg = <0>;
-			};
 		};
 
 		psc@...0 {		// PSC2
-- 
2.32.0