[PATCH v13 0/3] Add support for Allwinner PWM on D1/T113s/R329 SoCs

Aleksandr Shubin privatesub2 at gmail.com
Sat Feb 21 10:35:50 PST 2026


v2:
 - fix dt-bindings
 - fix a remark in the driver

v3:
 - fix dt-bindings
 - fix sunxi-d1s-t113.dtsi

v4:
 - fix a remark in the driver

v5:
 - dropped unused varibale in the driver
 - fix dt-bindings

v6:
 - add apb0 clock

v7:
 - fix a remark in the driver
 - add maintainer

v8:
 - fix compile driver for 6.8-rc

v9:
 - fix a remark in the driver
 - fix dt-bindings
 - rename apb0 -> apb

v10:
 - fix a remark in the driver
 - fix compile driver for 6.12-rc2

v11:
 - fix a remark in the driver
 - fix compile driver for 6.14.0-rc2

v12:
 - fix a remark in the driver
 - fix a remark in the dt-bindings
 - check driver build on 6.15.0-rc3

 v13:
 - rename driver sun20i -> sun8i to reflect wider SoC coverage
 - drop the misleading APB > HOSC dev_info() warning
 - require allwinner,npwms and validate it as 1..16
   (remove default 8 and silent clamp)
 - adjust clock-source selection comment/logic:
   when sibling is disabled, pick the faster parent (APB vs HOSC);
   when sibling is enabled, keep existing shared settings

Aleksandr Shubin (3):
  dt-bindings: pwm: Add binding for Allwinner D1/T113-S3/R329 PWM
    controller
  pwm: Add Allwinner's D1/T113-S3/R329 SoCs PWM support
  riscv: dts: allwinner: d1: Add pwm node

 .../bindings/pwm/allwinner,sun20i-d1-pwm.yaml |  74 ++++
 .../boot/dts/allwinner/sunxi-d1s-t113.dtsi    |  13 +
 drivers/pwm/Kconfig                           |  10 +
 drivers/pwm/Makefile                          |   1 +
 drivers/pwm/pwm-sun8i.c                       | 393 ++++++++++++++++++
 5 files changed, 491 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pwm/allwinner,sun20i-d1-pwm.yaml
 create mode 100644 drivers/pwm/pwm-sun8i.c

-- 
2.25.1




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