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