arch/arm/dts/poplar-pinctrl.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Pinctrl dts file for HiSilicon Poplar board
   4  *
   5  * Copyright (c) 2016-2018 HiSilicon Technologies Co., Ltd.
   6  */
   7
   8 #include <dt-bindings/pinctrl/hisi.h>
   9
  10 /* value, enable bits, disable bits, mask */
  11 #define PINCTRL_PULLDOWN(value, enable, disable, mask) \
  12         (value << 13) (enable << 13) (disable << 13) (mask << 13)
  13 #define PINCTRL_PULLUP(value, enable, disable, mask) \
  14         (value << 12) (enable << 12) (disable << 12) (mask << 12)
  15 #define PINCTRL_SLEW_RATE(value, mask)    (value << 8) (mask << 8)
  16 #define PINCTRL_DRV_STRENGTH(value, mask) (value << 4) (mask << 4)
  17
  18 &pmx0 {
  19         emmc_pins_1: emmc-pins-1 {
  20                 pinctrl-single,pins = <
  21                         0x000 MUX_M2
  22                         0x004 MUX_M2
  23                         0x008 MUX_M2
  24                         0x00c MUX_M2
  25                         0x010 MUX_M2
  26                         0x014 MUX_M2
  27                         0x018 MUX_M2
  28                         0x01c MUX_M2
  29                         0x024 MUX_M2
  30                 >;
  31                 pinctrl-single,bias-pulldown = <
  32                         PINCTRL_PULLDOWN(0, 1, 0, 1)
  33                 >;
  34                 pinctrl-single,bias-pullup = <
  35                         PINCTRL_PULLUP(0, 1, 0, 1)
  36                 >;
  37                 pinctrl-single,slew-rate = <
  38                         PINCTRL_SLEW_RATE(1, 1)
  39                 >;
  40                 pinctrl-single,drive-strength = <
  41                         PINCTRL_DRV_STRENGTH(0xb, 0xf)
  42                 >;
  43         };
  44
  45         emmc_pins_2: emmc-pins-2 {
  46                 pinctrl-single,pins = <
  47                         0x028 MUX_M2
  48                 >;
  49                 pinctrl-single,bias-pulldown = <
  50                         PINCTRL_PULLDOWN(0, 1, 0, 1)
  51                 >;
  52                 pinctrl-single,bias-pullup = <
  53                         PINCTRL_PULLUP(0, 1, 0, 1)
  54                 >;
  55                 pinctrl-single,slew-rate = <
  56                         PINCTRL_SLEW_RATE(1, 1)
  57                 >;
  58                 pinctrl-single,drive-strength = <
  59                         PINCTRL_DRV_STRENGTH(0x9, 0xf)
  60                 >;
  61         };
  62
  63         emmc_pins_3: emmc-pins-3 {
  64                 pinctrl-single,pins = <
  65                         0x02c MUX_M2
  66                 >;
  67                 pinctrl-single,bias-pulldown = <
  68                         PINCTRL_PULLDOWN(0, 1, 0, 1)
  69                 >;
  70                 pinctrl-single,bias-pullup = <
  71                         PINCTRL_PULLUP(0, 1, 0, 1)
  72                 >;
  73                 pinctrl-single,slew-rate = <
  74                         PINCTRL_SLEW_RATE(1, 1)
  75                 >;
  76                 pinctrl-single,drive-strength = <
  77                         PINCTRL_DRV_STRENGTH(3, 3)
  78                 >;
  79         };
  80
  81         emmc_pins_4: emmc-pins-4 {
  82                 pinctrl-single,pins = <
  83                         0x030 MUX_M2
  84                 >;
  85                 pinctrl-single,bias-pulldown = <
  86                         PINCTRL_PULLDOWN(1, 1, 0, 1)
  87                 >;
  88                 pinctrl-single,bias-pullup = <
  89                         PINCTRL_PULLUP(0, 1, 0, 1)
  90                 >;
  91                 pinctrl-single,slew-rate = <
  92                         PINCTRL_SLEW_RATE(1, 1)
  93                 >;
  94                 pinctrl-single,drive-strength = <
  95                         PINCTRL_DRV_STRENGTH(3, 3)
  96                 >;
  97         };
  98 };