drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2016 Socionext Inc.
   4  *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
   5  */
   6
   7 #include <common.h>
   8 #include <dm.h>
   9 #include <dm/pinctrl.h>
  10
  11 #include "pinctrl-uniphier.h"
  12
  13 static const struct uniphier_pinctrl_pin uniphier_ld20_pins[] = {
  14         UNIPHIER_PINCTRL_PIN(40, "RGMII_TXCLK", 28, UNIPHIER_PIN_DRV_3BIT),
  15         UNIPHIER_PINCTRL_PIN(41, "RGMII_TXD0", 29, UNIPHIER_PIN_DRV_3BIT),
  16         UNIPHIER_PINCTRL_PIN(42, "RGMII_TXD1", 30, UNIPHIER_PIN_DRV_3BIT),
  17         UNIPHIER_PINCTRL_PIN(43, "RGMII_TXD2", 31, UNIPHIER_PIN_DRV_3BIT),
  18         UNIPHIER_PINCTRL_PIN(44, "RGMII_TXD3", 32, UNIPHIER_PIN_DRV_3BIT),
  19         UNIPHIER_PINCTRL_PIN(45, "RGMII_TXCTL", 33, UNIPHIER_PIN_DRV_3BIT),
  20 };
  21
  22 static const unsigned emmc_pins[] = {18, 19, 20, 21, 22, 23, 24, 25};
  23 static const int emmc_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0};
  24 static const unsigned emmc_dat8_pins[] = {26, 27, 28, 29};
  25 static const int emmc_dat8_muxvals[] = {0, 0, 0, 0};
  26 static const unsigned ether_rgmii_pins[] = {30, 31, 32, 33, 34, 35, 36, 37, 38,
  27                                             39, 40, 41, 42, 43, 44, 45};
  28 static const int ether_rgmii_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  29                                           0, 0, 0, 0};
  30 static const unsigned ether_rmii_pins[] = {30, 31, 32, 33, 34, 35, 36, 37, 39,
  31                                            41, 42, 45};
  32 static const int ether_rmii_muxvals[] = {0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1};
  33 static const unsigned i2c0_pins[] = {63, 64};
  34 static const int i2c0_muxvals[] = {0, 0};
  35 static const unsigned i2c1_pins[] = {65, 66};
  36 static const int i2c1_muxvals[] = {0, 0};
  37 static const unsigned i2c3_pins[] = {67, 68};
  38 static const int i2c3_muxvals[] = {1, 1};
  39 static const unsigned i2c4_pins[] = {61, 62};
  40 static const int i2c4_muxvals[] = {1, 1};
  41 static const unsigned nand_pins[] = {3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
  42                                      15, 16, 17};
  43 static const int nand_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
  44 static const unsigned sd_pins[] = {10, 11, 12, 13, 14, 15, 16, 17};
  45 static const int sd_muxvals[] = {3, 3, 3, 3, 3, 3, 3, 3};  /* No SDVOLC */
  46 static const unsigned system_bus_pins[] = {1, 2, 6, 7, 8, 9, 10, 11, 12, 13,
  47                                            14, 15, 16, 17};
  48 static const int system_bus_muxvals[] = {0, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
  49                                          2};
  50 static const unsigned system_bus_cs1_pins[] = {0};
  51 static const int system_bus_cs1_muxvals[] = {0};
  52 static const unsigned uart0_pins[] = {54, 55};
  53 static const int uart0_muxvals[] = {0, 0};
  54 static const unsigned uart1_pins[] = {58, 59};
  55 static const int uart1_muxvals[] = {1, 1};
  56 static const unsigned uart2_pins[] = {90, 91};
  57 static const int uart2_muxvals[] = {1, 1};
  58 static const unsigned uart3_pins[] = {94, 95};
  59 static const int uart3_muxvals[] = {1, 1};
  60 static const unsigned usb0_pins[] = {46, 47};
  61 static const int usb0_muxvals[] = {0, 0};
  62 static const unsigned usb1_pins[] = {48, 49};
  63 static const int usb1_muxvals[] = {0, 0};
  64 static const unsigned usb2_pins[] = {50, 51};
  65 static const int usb2_muxvals[] = {0, 0};
  66 static const unsigned usb3_pins[] = {52, 53};
  67 static const int usb3_muxvals[] = {0, 0};
  68
  69 static const struct uniphier_pinctrl_group uniphier_ld20_groups[] = {
  70         UNIPHIER_PINCTRL_GROUP(emmc),
  71         UNIPHIER_PINCTRL_GROUP(emmc_dat8),
  72         UNIPHIER_PINCTRL_GROUP(ether_rgmii),
  73         UNIPHIER_PINCTRL_GROUP(ether_rmii),
  74         UNIPHIER_PINCTRL_GROUP(i2c0),
  75         UNIPHIER_PINCTRL_GROUP(i2c1),
  76         UNIPHIER_PINCTRL_GROUP(i2c3),
  77         UNIPHIER_PINCTRL_GROUP(i2c4),
  78         UNIPHIER_PINCTRL_GROUP(nand),
  79         UNIPHIER_PINCTRL_GROUP(sd),
  80         UNIPHIER_PINCTRL_GROUP(system_bus),
  81         UNIPHIER_PINCTRL_GROUP(system_bus_cs1),
  82         UNIPHIER_PINCTRL_GROUP(uart0),
  83         UNIPHIER_PINCTRL_GROUP(uart1),
  84         UNIPHIER_PINCTRL_GROUP(uart2),
  85         UNIPHIER_PINCTRL_GROUP(uart3),
  86         UNIPHIER_PINCTRL_GROUP(usb0),
  87         UNIPHIER_PINCTRL_GROUP(usb1),
  88         UNIPHIER_PINCTRL_GROUP(usb2),
  89         UNIPHIER_PINCTRL_GROUP(usb3),
  90 };
  91
  92 static const char * const uniphier_ld20_functions[] = {
  93         UNIPHIER_PINMUX_FUNCTION(emmc),
  94         UNIPHIER_PINMUX_FUNCTION(ether_rgmii),
  95         UNIPHIER_PINMUX_FUNCTION(ether_rmii),
  96         UNIPHIER_PINMUX_FUNCTION(i2c0),
  97         UNIPHIER_PINMUX_FUNCTION(i2c1),
  98         UNIPHIER_PINMUX_FUNCTION(i2c3),
  99         UNIPHIER_PINMUX_FUNCTION(i2c4),
 100         UNIPHIER_PINMUX_FUNCTION(nand),
 101         UNIPHIER_PINMUX_FUNCTION(sd),
 102         UNIPHIER_PINMUX_FUNCTION(system_bus),
 103         UNIPHIER_PINMUX_FUNCTION(uart0),
 104         UNIPHIER_PINMUX_FUNCTION(uart1),
 105         UNIPHIER_PINMUX_FUNCTION(uart2),
 106         UNIPHIER_PINMUX_FUNCTION(uart3),
 107         UNIPHIER_PINMUX_FUNCTION(usb0),
 108         UNIPHIER_PINMUX_FUNCTION(usb1),
 109         UNIPHIER_PINMUX_FUNCTION(usb2),
 110         UNIPHIER_PINMUX_FUNCTION(usb3),
 111 };
 112
 113 static struct uniphier_pinctrl_socdata uniphier_ld20_pinctrl_socdata = {
 114         .pins = uniphier_ld20_pins,
 115         .pins_count = ARRAY_SIZE(uniphier_ld20_pins),
 116         .groups = uniphier_ld20_groups,
 117         .groups_count = ARRAY_SIZE(uniphier_ld20_groups),
 118         .functions = uniphier_ld20_functions,
 119         .functions_count = ARRAY_SIZE(uniphier_ld20_functions),
 120         .caps = UNIPHIER_PINCTRL_CAPS_PUPD_SIMPLE |
 121                 UNIPHIER_PINCTRL_CAPS_PERPIN_IECTRL,
 122 };
 123
 124 static int uniphier_ld20_pinctrl_probe(struct udevice *dev)
 125 {
 126         return uniphier_pinctrl_probe(dev, &uniphier_ld20_pinctrl_socdata);
 127 }
 128
 129 static const struct udevice_id uniphier_ld20_pinctrl_match[] = {
 130         { .compatible = "socionext,uniphier-ld20-pinctrl" },
 131         { /* sentinel */ }
 132 };
 133
 134 U_BOOT_DRIVER(uniphier_ld20_pinctrl) = {
 135         .name = "uniphier-ld20-pinctrl",
 136         .id = UCLASS_PINCTRL,
 137         .of_match = of_match_ptr(uniphier_ld20_pinctrl_match),
 138         .probe = uniphier_ld20_pinctrl_probe,
 139         .priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
 140         .ops = &uniphier_pinctrl_ops,
 141 };