1 /*
2  * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #include <dm/device.h>
8 #include <dm/pinctrl.h>
9 
10 #include "pinctrl-uniphier.h"
11 
12 static const unsigned emmc_pins[] = {18, 19, 20, 21, 22, 23, 24, 25};
13 static const unsigned emmc_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0};
14 static const unsigned emmc_dat8_pins[] = {26, 27, 28, 29};
15 static const unsigned emmc_dat8_muxvals[] = {0, 0, 0, 0};
16 static const unsigned i2c0_pins[] = {63, 64};
17 static const unsigned i2c0_muxvals[] = {0, 0};
18 static const unsigned i2c1_pins[] = {65, 66};
19 static const unsigned i2c1_muxvals[] = {0, 0};
20 static const unsigned i2c3_pins[] = {67, 68};
21 static const unsigned i2c3_muxvals[] = {1, 1};
22 static const unsigned i2c4_pins[] = {61, 62};
23 static const unsigned i2c4_muxvals[] = {1, 1};
24 static const unsigned nand_pins[] = {3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
25 				     15, 16};
26 static const unsigned nand_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
27 					0, 0};
28 static const unsigned nand_cs1_pins[] = {};
29 static const unsigned nand_cs1_muxvals[] = {};
30 static const unsigned sd_pins[] = {10, 11, 12, 13, 14, 15, 16, 17};
31 static const unsigned sd_muxvals[] = {8, 8, 8, 8, 8, 8, 8, 8};  /* No SDVOLC */
32 static const unsigned uart0_pins[] = {54, 55};
33 static const unsigned uart0_muxvals[] = {0, 0};
34 static const unsigned uart1_pins[] = {58, 59};
35 static const unsigned uart1_muxvals[] = {1, 1};
36 static const unsigned uart2_pins[] = {90, 91};
37 static const unsigned uart2_muxvals[] = {1, 1};
38 static const unsigned uart3_pins[] = {94, 95};
39 static const unsigned uart3_muxvals[] = {1, 1};
40 static const unsigned usb0_pins[] = {46, 47};
41 static const unsigned usb0_muxvals[] = {0, 0};
42 static const unsigned usb1_pins[] = {48, 49};
43 static const unsigned usb1_muxvals[] = {0, 0};
44 static const unsigned usb2_pins[] = {50, 51};
45 static const unsigned usb2_muxvals[] = {0, 0};
46 static const unsigned usb3_pins[] = {52, 53};
47 static const unsigned usb3_muxvals[] = {0, 0};
48 
49 static const struct uniphier_pinctrl_group uniphier_ld20_groups[] = {
50 	UNIPHIER_PINCTRL_GROUP(emmc),
51 	UNIPHIER_PINCTRL_GROUP(emmc_dat8),
52 	UNIPHIER_PINCTRL_GROUP(i2c0),
53 	UNIPHIER_PINCTRL_GROUP(i2c1),
54 	UNIPHIER_PINCTRL_GROUP(i2c3),
55 	UNIPHIER_PINCTRL_GROUP(i2c4),
56 	UNIPHIER_PINCTRL_GROUP(nand),
57 	UNIPHIER_PINCTRL_GROUP(nand_cs1),
58 	UNIPHIER_PINCTRL_GROUP(sd),	/* SD does not exist for LD11 */
59 	UNIPHIER_PINCTRL_GROUP(uart0),
60 	UNIPHIER_PINCTRL_GROUP(uart1),
61 	UNIPHIER_PINCTRL_GROUP(uart2),
62 	UNIPHIER_PINCTRL_GROUP(uart3),
63 	UNIPHIER_PINCTRL_GROUP(usb0),
64 	UNIPHIER_PINCTRL_GROUP(usb1),
65 	UNIPHIER_PINCTRL_GROUP(usb2),
66 	UNIPHIER_PINCTRL_GROUP(usb3),	/* USB3 does not exist for LD11 */
67 };
68 
69 static const char * const uniphier_ld20_functions[] = {
70 	"emmc",
71 	"i2c0",
72 	"i2c1",
73 	"i2c3",
74 	"i2c4",
75 	"nand",
76 	"sd",		/* SD does not exist for LD11 */
77 	"uart0",
78 	"uart1",
79 	"uart2",
80 	"uart3",
81 	"usb0",
82 	"usb1",
83 	"usb2",
84 	"usb3",		/* USB3 does not exist for LD11 */
85 };
86 
87 static struct uniphier_pinctrl_socdata uniphier_ld20_pinctrl_socdata = {
88 	.groups = uniphier_ld20_groups,
89 	.groups_count = ARRAY_SIZE(uniphier_ld20_groups),
90 	.functions = uniphier_ld20_functions,
91 	.functions_count = ARRAY_SIZE(uniphier_ld20_functions),
92 	.caps = UNIPHIER_PINCTRL_CAPS_PERPIN_IECTRL,
93 };
94 
95 static int uniphier_ld20_pinctrl_probe(struct udevice *dev)
96 {
97 	return uniphier_pinctrl_probe(dev, &uniphier_ld20_pinctrl_socdata);
98 }
99 
100 static const struct udevice_id uniphier_ld20_pinctrl_match[] = {
101 	{ .compatible = "socionext,ph1-ld11-pinctrl" },
102 	{ .compatible = "socionext,ph1-ld20-pinctrl" },
103 	{ /* sentinel */ }
104 };
105 
106 U_BOOT_DRIVER(uniphier_ld20_pinctrl) = {
107 	.name = "uniphier-ld20-pinctrl",
108 	.id = UCLASS_PINCTRL,
109 	.of_match = of_match_ptr(uniphier_ld20_pinctrl_match),
110 	.probe = uniphier_ld20_pinctrl_probe,
111 	.remove = uniphier_pinctrl_remove,
112 	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
113 	.ops = &uniphier_pinctrl_ops,
114 };
115