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
uniphier_ld20_pinctrl_probe(struct udevice * dev)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 };
142