diff options
Diffstat (limited to 'arch/arm/dts/poplar-pinctrl.dtsi')
| -rw-r--r-- | arch/arm/dts/poplar-pinctrl.dtsi | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/arch/arm/dts/poplar-pinctrl.dtsi b/arch/arm/dts/poplar-pinctrl.dtsi new file mode 100644 index 0000000000..7bb19e4b08 --- /dev/null +++ b/arch/arm/dts/poplar-pinctrl.dtsi @@ -0,0 +1,98 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Pinctrl dts file for HiSilicon Poplar board + * + * Copyright (c) 2016-2018 HiSilicon Technologies Co., Ltd. + */ + +#include <dt-bindings/pinctrl/hisi.h> + +/* value, enable bits, disable bits, mask */ +#define PINCTRL_PULLDOWN(value, enable, disable, mask) \ + (value << 13) (enable << 13) (disable << 13) (mask << 13) +#define PINCTRL_PULLUP(value, enable, disable, mask) \ + (value << 12) (enable << 12) (disable << 12) (mask << 12) +#define PINCTRL_SLEW_RATE(value, mask) (value << 8) (mask << 8) +#define PINCTRL_DRV_STRENGTH(value, mask) (value << 4) (mask << 4) + +&pmx0 { + emmc_pins_1: emmc-pins-1 { + pinctrl-single,pins = < + 0x000 MUX_M2 + 0x004 MUX_M2 + 0x008 MUX_M2 + 0x00c MUX_M2 + 0x010 MUX_M2 + 0x014 MUX_M2 + 0x018 MUX_M2 + 0x01c MUX_M2 + 0x024 MUX_M2 + >; + pinctrl-single,bias-pulldown = < + PINCTRL_PULLDOWN(0, 1, 0, 1) + >; + pinctrl-single,bias-pullup = < + PINCTRL_PULLUP(0, 1, 0, 1) + >; + pinctrl-single,slew-rate = < + PINCTRL_SLEW_RATE(1, 1) + >; + pinctrl-single,drive-strength = < + PINCTRL_DRV_STRENGTH(0xb, 0xf) + >; + }; + + emmc_pins_2: emmc-pins-2 { + pinctrl-single,pins = < + 0x028 MUX_M2 + >; + pinctrl-single,bias-pulldown = < + PINCTRL_PULLDOWN(0, 1, 0, 1) + >; + pinctrl-single,bias-pullup = < + PINCTRL_PULLUP(0, 1, 0, 1) + >; + pinctrl-single,slew-rate = < + PINCTRL_SLEW_RATE(1, 1) + >; + pinctrl-single,drive-strength = < + PINCTRL_DRV_STRENGTH(0x9, 0xf) + >; + }; + + emmc_pins_3: emmc-pins-3 { + pinctrl-single,pins = < + 0x02c MUX_M2 + >; + pinctrl-single,bias-pulldown = < + PINCTRL_PULLDOWN(0, 1, 0, 1) + >; + pinctrl-single,bias-pullup = < + PINCTRL_PULLUP(0, 1, 0, 1) + >; + pinctrl-single,slew-rate = < + PINCTRL_SLEW_RATE(1, 1) + >; + pinctrl-single,drive-strength = < + PINCTRL_DRV_STRENGTH(3, 3) + >; + }; + + emmc_pins_4: emmc-pins-4 { + pinctrl-single,pins = < + 0x030 MUX_M2 + >; + pinctrl-single,bias-pulldown = < + PINCTRL_PULLDOWN(1, 1, 0, 1) + >; + pinctrl-single,bias-pullup = < + PINCTRL_PULLUP(0, 1, 0, 1) + >; + pinctrl-single,slew-rate = < + PINCTRL_SLEW_RATE(1, 1) + >; + pinctrl-single,drive-strength = < + PINCTRL_DRV_STRENGTH(3, 3) + >; + }; +}; |