riscv: sophgo: dts: add pwm-fan for Milk-V Pioneer

Milk-V Pioneer uses fan as cooling-device, and speed of the fan is
controlled by the first channel of pwm controller of SG2042.

Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Link: https://lore.kernel.org/r/dd23362328f77dd91aa9354848bbb0abad0f554b.1739351437.git.unicorn_wang@outlook.com
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
This commit is contained in:
Chen Wang 2025-02-12 17:42:02 +08:00 • committed by Inochi Amaoto
commit 62cdf0a06d