change in v2:
1. add error check for enable colock control flow
2. use "goto err_clk(main/top)" coding style, for preparing clk error case
3. remove comments inline /*===*/
4. move "PWM_CLK_DIV_MAX" modification to its own patch
5. move pwm source clock selection to its own patch

Zhi Mao (6):
  pwm: kconfig: modify mediatek information
  pwm: mediatek: fix pwm source clock selection
  pwm: mediatek: fix clock control issue
  pwm: bindings: add MT2712/MT7622 information
  pwm: mediatek: add PWM_CLK_DIV_MAX
  pwm: mediatek: add MT2712/MT7622 support

 .../devicetree/bindings/pwm/pwm-mediatek.txt       |    6 +-
 drivers/pwm/Kconfig                                |    2 +-
 drivers/pwm/pwm-mediatek.c                         |  132 ++++++++++++++------
 3 files changed, 103 insertions(+), 37 deletions(-)