[PATCH 1/2] arm64: dts: amlogic: t7: Fix pwm_ao_c pinmux definitions

Ronald Claveau via B4 Relay devnull+linux-kernel-dev.aliel.fr at kernel.org
Tue May 12 10:47:28 PDT 2026


From: Ronald Claveau <linux-kernel-dev at aliel.fr>

The pwm_ao_c pin node was incomplete: it was missing the group name
suffix, conflating two distinct pin groups (pwm_ao_c_d and pwm_ao_c_e)
into a single, ambiguous entry.

Split the node into two separate pinmux entries:
  - pwm_ao_c_d_pins: uses group "pwm_ao_c_d"
  - pwm_ao_c_e_pins: uses group "pwm_ao_c_e"

Both alternate pins are not yet referenced by any peripheral node,
so this has no functional impact on existing boards. No backport needed.

Fixes: ee6e05a49b93 ("arm64: dts: amlogic: t7: Add PWM pinctrl nodes")
Signed-off-by: Ronald Claveau <linux-kernel-dev at aliel.fr>
---
 arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
index 7fe72c94ed623..62f6b9baad28b 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
@@ -400,9 +400,17 @@ mux {
 					};
 				};
 
-				pwm_ao_c_pins: pwm-ao-c {
+				pwm_ao_c_d_pins: pwm-ao-c-d {
 					mux {
-						groups = "pwm_ao_c";
+						groups = "pwm_ao_c_d";
+						function = "pwm_ao_c";
+						bias-disable;
+					};
+				};
+
+				pwm_ao_c_e_pins: pwm-ao-c-e {
+					mux {
+						groups = "pwm_ao_c_e";
 						function = "pwm_ao_c";
 						bias-disable;
 					};

-- 
2.49.0





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