Add pinctrl driver support for Amloigc A4 SoC

Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
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Changes in v2:
- Use one marco instead of all pin define.
- Add unit name for dts node.
- Link to v1: https://lore.kernel.org/all/20240611-a4_pinctrl-v1-0-dc487b1977b3@amlogic.com/

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Xianwei Zhao (3):
      dt-bindings: pinctrl: Add support for Amlogic A4 SoCs
      pinctrl: meson: Add driver support for Amlogic A4 SoCs
      arm64: dts: amlogic: a4: add pinctrl node

 .../bindings/pinctrl/amlogic,meson-pinctrl-a1.yaml |    2 +
 arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi        |   36 +
 drivers/pinctrl/meson/Kconfig                      |    6 +
 drivers/pinctrl/meson/Makefile                     |    1 +
 drivers/pinctrl/meson/pinctrl-amlogic-a4.c         | 1176 ++++++++++++++++++++
 include/dt-bindings/gpio/amlogic-a4-gpio.h         |   38 +
 6 files changed, 1259 insertions(+)
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base-commit: 58e2d28ed28e5bc8836f8c14df1f94c27c1f9e2f
change-id: 20241012-a4_pinctrl-09d1b2a17e47

Best regards,
-- 
Xianwei Zhao <xianwei.zhao@amlogic.com>