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* [PATCH] riscv: dts: microchip: remove redudant enabling of syscontroller
@ 2026-05-15 16:50 ` Conor Dooley
  0 siblings, 0 replies; 2+ messages in thread
From: Conor Dooley @ 2026-05-15 16:50 UTC (permalink / raw)
  To: linux-riscv
  Cc: conor, Conor Dooley, Daire McNamara, Rob Herring,
	Krzysztof Kozlowski, devicetree, linux-kernel

From: Conor Dooley <conor.dooley@microchip.com>

The system controller is never disabled, there's no need to ever enable
it.

Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
CC: Conor Dooley <conor.dooley@microchip.com>
CC: Daire McNamara <daire.mcnamara@microchip.com>
CC: Rob Herring <robh@kernel.org>
CC: Krzysztof Kozlowski <krzk+dt@kernel.org>
CC: linux-riscv@lists.infradead.org
CC: devicetree@vger.kernel.org
CC: linux-kernel@vger.kernel.org
---
 arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts       | 1 -
 arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts          | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts         | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-polarberry.dts         | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts            | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts            | 4 ----
 arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts   | 4 ----
 8 files changed, 29 deletions(-)

diff --git a/arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts b/arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts
index 7bbd400b71039..6d7037c9528dd 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts
@@ -328,7 +328,6 @@ mmc@1 {
 
 &syscontroller {
 	microchip,bitstream-flash = <&sys_ctrl_flash>;
-	status = "okay";
 };
 
 &syscontroller_qspi {
diff --git a/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts b/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts
index f769c9d5d7b47..da2fcde263e3c 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts
@@ -199,7 +199,3 @@ &spi0 {
 &spi1 {
 	status = "okay";
 };
-
-&syscontroller {
-	status = "okay";
-};
diff --git a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi
index 7816408343a32..a11e3103b8f25 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi
+++ b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi
@@ -238,10 +238,6 @@ &spi1 {
 	status = "okay";
 };
 
-&syscontroller {
-	status = "okay";
-};
-
 &syscontroller_qspi {
 	/*
 	 * The flash *is* there, but Icicle kits that have engineering sample
diff --git a/arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts b/arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts
index 86234968df486..973e34b74be44 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts
@@ -179,10 +179,6 @@ &spi1 {
 	status = "okay";
 };
 
-&syscontroller {
-	status = "okay";
-};
-
 &usb {
 	status = "okay";
 	dr_mode = "host";
diff --git a/arch/riscv/boot/dts/microchip/mpfs-polarberry.dts b/arch/riscv/boot/dts/microchip/mpfs-polarberry.dts
index 510d59153cd07..cad0871a62a5d 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-polarberry.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-polarberry.dts
@@ -112,7 +112,3 @@ &refclk {
 &rtc {
 	status = "okay";
 };
-
-&syscontroller {
-	status = "okay";
-};
diff --git a/arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts b/arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts
index 8f1908a105671..46ded8a4fc363 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts
@@ -149,10 +149,6 @@ &rtc {
 	status = "okay";
 };
 
-&syscontroller {
-	status = "okay";
-};
-
 &usb {
 	status = "okay";
 	dr_mode = "otg";
diff --git a/arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts b/arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts
index bc15530a2979b..c6950410e918a 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts
@@ -171,10 +171,6 @@ flash@0 {
 	};
 };
 
-&syscontroller {
-	status = "okay";
-};
-
 &usb {
 	status = "okay";
 	dr_mode = "host";
diff --git a/arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts b/arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts
index ef5bff3093fc3..180fd8891903c 100644
--- a/arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts
+++ b/arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts
@@ -170,7 +170,3 @@ &refclk {
 &rtc {
 	status = "okay";
 };
-
-&syscontroller {
-	status = "okay";
-};
-- 
2.53.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread
* [PATCH] riscv: dts: microchip: remove redudant enabling of syscontroller
@ 2026-05-15 16:50 ` Conor Dooley
  0 siblings, 0 replies; 2+ messages in thread
From: Conor Dooley @ 2026-05-15 16:50 UTC (permalink / raw)
  To: linux-riscv
  Cc: conor, Conor Dooley, Daire McNamara, Rob Herring,
	Krzysztof Kozlowski, devicetree, linux-kernel

From: Conor Dooley <conor.dooley@microchip.com>

The system controller is never disabled, there's no need to ever enable
it.

Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
CC: Conor Dooley <conor.dooley@microchip.com>
CC: Daire McNamara <daire.mcnamara@microchip.com>
CC: Rob Herring <robh@kernel.org>
CC: Krzysztof Kozlowski <krzk+dt@kernel.org>
CC: linux-riscv@lists.infradead.org
CC: devicetree@vger.kernel.org
CC: linux-kernel@vger.kernel.org
---
 arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts       | 1 -
 arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts          | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts         | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-polarberry.dts         | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts            | 4 ----
 arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts            | 4 ----
 arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts   | 4 ----
 8 files changed, 29 deletions(-)

diff --git a/arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts b/arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts
index 7bbd400b71039..6d7037c9528dd 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-beaglev-fire.dts
@@ -328,7 +328,6 @@ mmc@1 {
 
 &syscontroller {
 	microchip,bitstream-flash = <&sys_ctrl_flash>;
-	status = "okay";
 };
 
 &syscontroller_qspi {
diff --git a/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts b/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts
index f769c9d5d7b47..da2fcde263e3c 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts
@@ -199,7 +199,3 @@ &spi0 {
 &spi1 {
 	status = "okay";
 };
-
-&syscontroller {
-	status = "okay";
-};
diff --git a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi
index 7816408343a32..a11e3103b8f25 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi
+++ b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit-common.dtsi
@@ -238,10 +238,6 @@ &spi1 {
 	status = "okay";
 };
 
-&syscontroller {
-	status = "okay";
-};
-
 &syscontroller_qspi {
 	/*
 	 * The flash *is* there, but Icicle kits that have engineering sample
diff --git a/arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts b/arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts
index 86234968df486..973e34b74be44 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-m100pfsevp.dts
@@ -179,10 +179,6 @@ &spi1 {
 	status = "okay";
 };
 
-&syscontroller {
-	status = "okay";
-};
-
 &usb {
 	status = "okay";
 	dr_mode = "host";
diff --git a/arch/riscv/boot/dts/microchip/mpfs-polarberry.dts b/arch/riscv/boot/dts/microchip/mpfs-polarberry.dts
index 510d59153cd07..cad0871a62a5d 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-polarberry.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-polarberry.dts
@@ -112,7 +112,3 @@ &refclk {
 &rtc {
 	status = "okay";
 };
-
-&syscontroller {
-	status = "okay";
-};
diff --git a/arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts b/arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts
index 8f1908a105671..46ded8a4fc363 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-sev-kit.dts
@@ -149,10 +149,6 @@ &rtc {
 	status = "okay";
 };
 
-&syscontroller {
-	status = "okay";
-};
-
 &usb {
 	status = "okay";
 	dr_mode = "otg";
diff --git a/arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts b/arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts
index bc15530a2979b..c6950410e918a 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-tysom-m.dts
@@ -171,10 +171,6 @@ flash@0 {
 	};
 };
 
-&syscontroller {
-	status = "okay";
-};
-
 &usb {
 	status = "okay";
 	dr_mode = "host";
diff --git a/arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts b/arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts
index ef5bff3093fc3..180fd8891903c 100644
--- a/arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts
+++ b/arch/riscv/boot/dts/microchip/pic64gx-curiosity-kit.dts
@@ -170,7 +170,3 @@ &refclk {
 &rtc {
 	status = "okay";
 };
-
-&syscontroller {
-	status = "okay";
-};
-- 
2.53.0


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^ permalink raw reply related	[flat|nested] 2+ messages in thread
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2026-05-15 16:50 [PATCH] riscv: dts: microchip: remove redudant enabling of syscontroller Conor Dooley
2026-05-15 16:50 ` Conor Dooley

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