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pinctrl: rockchip: rk3568 GPIO0_D3/4/5/6 pull up value 2b'11

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For GPIO0_D3/4/5/6 in RK3568 SoCs, the pull setting special:
2'b00: Z(Normal operation);
2'b01: Z(Normal operation);
2'b10: Weak 0(pull-down);
2'b11: Weak 1(pull-up);

Change-Id: I7216063aa393104495d39436a84b9ccd1eedf466
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
This commit is contained in:
Jianqun Xu 2020-11-20 17:25:34 +08:00 • committed by Tao Huang
commit ffbfbb30d8
1 changed files with 5 additions and 0 deletions
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5
drivers/pinctrl/pinctrl-rockchip.c
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@ -3020,6 +3020,11 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank,
}
}
if (ctrl->type == RK3568 && bank->bank_num == 0 && pin_num >= 27 && pin_num <= 30) {
if (ret == 1)
ret = 3;
}
if (ret < 0) {
dev_err(info->dev, "unsupported pull setting %d\n",
pull);