1 // SPDX-License-Identifier: GPL-2.0+
2 //
3 // i.MX1 pinctrl driver based on imx pinmux core
4 //
5 // Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru>
6 
7 #include <linux/init.h>
8 #include <linux/of.h>
9 #include <linux/platform_device.h>
10 #include <linux/pinctrl/pinctrl.h>
11 
12 #include "pinctrl-imx1.h"
13 
14 #define PAD_ID(port, pin)	((port) * 32 + (pin))
15 #define PA	0
16 #define PB	1
17 #define PC	2
18 #define PD	3
19 
20 enum imx1_pads {
21 	MX1_PAD_A24		= PAD_ID(PA, 0),
22 	MX1_PAD_TIN		= PAD_ID(PA, 1),
23 	MX1_PAD_PWMO		= PAD_ID(PA, 2),
24 	MX1_PAD_CSI_MCLK	= PAD_ID(PA, 3),
25 	MX1_PAD_CSI_D0		= PAD_ID(PA, 4),
26 	MX1_PAD_CSI_D1		= PAD_ID(PA, 5),
27 	MX1_PAD_CSI_D2		= PAD_ID(PA, 6),
28 	MX1_PAD_CSI_D3		= PAD_ID(PA, 7),
29 	MX1_PAD_CSI_D4		= PAD_ID(PA, 8),
30 	MX1_PAD_CSI_D5		= PAD_ID(PA, 9),
31 	MX1_PAD_CSI_D6		= PAD_ID(PA, 10),
32 	MX1_PAD_CSI_D7		= PAD_ID(PA, 11),
33 	MX1_PAD_CSI_VSYNC	= PAD_ID(PA, 12),
34 	MX1_PAD_CSI_HSYNC	= PAD_ID(PA, 13),
35 	MX1_PAD_CSI_PIXCLK	= PAD_ID(PA, 14),
36 	MX1_PAD_I2C_SDA		= PAD_ID(PA, 15),
37 	MX1_PAD_I2C_SCL		= PAD_ID(PA, 16),
38 	MX1_PAD_DTACK		= PAD_ID(PA, 17),
39 	MX1_PAD_BCLK		= PAD_ID(PA, 18),
40 	MX1_PAD_LBA		= PAD_ID(PA, 19),
41 	MX1_PAD_ECB		= PAD_ID(PA, 20),
42 	MX1_PAD_A0		= PAD_ID(PA, 21),
43 	MX1_PAD_CS4		= PAD_ID(PA, 22),
44 	MX1_PAD_CS5		= PAD_ID(PA, 23),
45 	MX1_PAD_A16		= PAD_ID(PA, 24),
46 	MX1_PAD_A17		= PAD_ID(PA, 25),
47 	MX1_PAD_A18		= PAD_ID(PA, 26),
48 	MX1_PAD_A19		= PAD_ID(PA, 27),
49 	MX1_PAD_A20		= PAD_ID(PA, 28),
50 	MX1_PAD_A21		= PAD_ID(PA, 29),
51 	MX1_PAD_A22		= PAD_ID(PA, 30),
52 	MX1_PAD_A23		= PAD_ID(PA, 31),
53 	MX1_PAD_SD_DAT0		= PAD_ID(PB, 8),
54 	MX1_PAD_SD_DAT1		= PAD_ID(PB, 9),
55 	MX1_PAD_SD_DAT2		= PAD_ID(PB, 10),
56 	MX1_PAD_SD_DAT3		= PAD_ID(PB, 11),
57 	MX1_PAD_SD_SCLK		= PAD_ID(PB, 12),
58 	MX1_PAD_SD_CMD		= PAD_ID(PB, 13),
59 	MX1_PAD_SIM_SVEN	= PAD_ID(PB, 14),
60 	MX1_PAD_SIM_PD		= PAD_ID(PB, 15),
61 	MX1_PAD_SIM_TX		= PAD_ID(PB, 16),
62 	MX1_PAD_SIM_RX		= PAD_ID(PB, 17),
63 	MX1_PAD_SIM_RST		= PAD_ID(PB, 18),
64 	MX1_PAD_SIM_CLK		= PAD_ID(PB, 19),
65 	MX1_PAD_USBD_AFE	= PAD_ID(PB, 20),
66 	MX1_PAD_USBD_OE		= PAD_ID(PB, 21),
67 	MX1_PAD_USBD_RCV	= PAD_ID(PB, 22),
68 	MX1_PAD_USBD_SUSPND	= PAD_ID(PB, 23),
69 	MX1_PAD_USBD_VP		= PAD_ID(PB, 24),
70 	MX1_PAD_USBD_VM		= PAD_ID(PB, 25),
71 	MX1_PAD_USBD_VPO	= PAD_ID(PB, 26),
72 	MX1_PAD_USBD_VMO	= PAD_ID(PB, 27),
73 	MX1_PAD_UART2_CTS	= PAD_ID(PB, 28),
74 	MX1_PAD_UART2_RTS	= PAD_ID(PB, 29),
75 	MX1_PAD_UART2_TXD	= PAD_ID(PB, 30),
76 	MX1_PAD_UART2_RXD	= PAD_ID(PB, 31),
77 	MX1_PAD_SSI_RXFS	= PAD_ID(PC, 3),
78 	MX1_PAD_SSI_RXCLK	= PAD_ID(PC, 4),
79 	MX1_PAD_SSI_RXDAT	= PAD_ID(PC, 5),
80 	MX1_PAD_SSI_TXDAT	= PAD_ID(PC, 6),
81 	MX1_PAD_SSI_TXFS	= PAD_ID(PC, 7),
82 	MX1_PAD_SSI_TXCLK	= PAD_ID(PC, 8),
83 	MX1_PAD_UART1_CTS	= PAD_ID(PC, 9),
84 	MX1_PAD_UART1_RTS	= PAD_ID(PC, 10),
85 	MX1_PAD_UART1_TXD	= PAD_ID(PC, 11),
86 	MX1_PAD_UART1_RXD	= PAD_ID(PC, 12),
87 	MX1_PAD_SPI1_RDY	= PAD_ID(PC, 13),
88 	MX1_PAD_SPI1_SCLK	= PAD_ID(PC, 14),
89 	MX1_PAD_SPI1_SS		= PAD_ID(PC, 15),
90 	MX1_PAD_SPI1_MISO	= PAD_ID(PC, 16),
91 	MX1_PAD_SPI1_MOSI	= PAD_ID(PC, 17),
92 	MX1_PAD_BT13		= PAD_ID(PC, 19),
93 	MX1_PAD_BT12		= PAD_ID(PC, 20),
94 	MX1_PAD_BT11		= PAD_ID(PC, 21),
95 	MX1_PAD_BT10		= PAD_ID(PC, 22),
96 	MX1_PAD_BT9		= PAD_ID(PC, 23),
97 	MX1_PAD_BT8		= PAD_ID(PC, 24),
98 	MX1_PAD_BT7		= PAD_ID(PC, 25),
99 	MX1_PAD_BT6		= PAD_ID(PC, 26),
100 	MX1_PAD_BT5		= PAD_ID(PC, 27),
101 	MX1_PAD_BT4		= PAD_ID(PC, 28),
102 	MX1_PAD_BT3		= PAD_ID(PC, 29),
103 	MX1_PAD_BT2		= PAD_ID(PC, 30),
104 	MX1_PAD_BT1		= PAD_ID(PC, 31),
105 	MX1_PAD_LSCLK		= PAD_ID(PD, 6),
106 	MX1_PAD_REV		= PAD_ID(PD, 7),
107 	MX1_PAD_CLS		= PAD_ID(PD, 8),
108 	MX1_PAD_PS		= PAD_ID(PD, 9),
109 	MX1_PAD_SPL_SPR		= PAD_ID(PD, 10),
110 	MX1_PAD_CONTRAST	= PAD_ID(PD, 11),
111 	MX1_PAD_ACD_OE		= PAD_ID(PD, 12),
112 	MX1_PAD_LP_HSYNC	= PAD_ID(PD, 13),
113 	MX1_PAD_FLM_VSYNC	= PAD_ID(PD, 14),
114 	MX1_PAD_LD0		= PAD_ID(PD, 15),
115 	MX1_PAD_LD1		= PAD_ID(PD, 16),
116 	MX1_PAD_LD2		= PAD_ID(PD, 17),
117 	MX1_PAD_LD3		= PAD_ID(PD, 18),
118 	MX1_PAD_LD4		= PAD_ID(PD, 19),
119 	MX1_PAD_LD5		= PAD_ID(PD, 20),
120 	MX1_PAD_LD6		= PAD_ID(PD, 21),
121 	MX1_PAD_LD7		= PAD_ID(PD, 22),
122 	MX1_PAD_LD8		= PAD_ID(PD, 23),
123 	MX1_PAD_LD9		= PAD_ID(PD, 24),
124 	MX1_PAD_LD10		= PAD_ID(PD, 25),
125 	MX1_PAD_LD11		= PAD_ID(PD, 26),
126 	MX1_PAD_LD12		= PAD_ID(PD, 27),
127 	MX1_PAD_LD13		= PAD_ID(PD, 28),
128 	MX1_PAD_LD14		= PAD_ID(PD, 29),
129 	MX1_PAD_LD15		= PAD_ID(PD, 30),
130 	MX1_PAD_TMR2OUT		= PAD_ID(PD, 31),
131 };
132 
133 /* Pad names for the pinmux subsystem */
134 static const struct pinctrl_pin_desc imx1_pinctrl_pads[] = {
135 	IMX_PINCTRL_PIN(MX1_PAD_A24),
136 	IMX_PINCTRL_PIN(MX1_PAD_TIN),
137 	IMX_PINCTRL_PIN(MX1_PAD_PWMO),
138 	IMX_PINCTRL_PIN(MX1_PAD_CSI_MCLK),
139 	IMX_PINCTRL_PIN(MX1_PAD_CSI_D0),
140 	IMX_PINCTRL_PIN(MX1_PAD_CSI_D1),
141 	IMX_PINCTRL_PIN(MX1_PAD_CSI_D2),
142 	IMX_PINCTRL_PIN(MX1_PAD_CSI_D3),
143 	IMX_PINCTRL_PIN(MX1_PAD_CSI_D4),
144 	IMX_PINCTRL_PIN(MX1_PAD_CSI_D5),
145 	IMX_PINCTRL_PIN(MX1_PAD_CSI_D6),
146 	IMX_PINCTRL_PIN(MX1_PAD_CSI_D7),
147 	IMX_PINCTRL_PIN(MX1_PAD_CSI_VSYNC),
148 	IMX_PINCTRL_PIN(MX1_PAD_CSI_HSYNC),
149 	IMX_PINCTRL_PIN(MX1_PAD_CSI_PIXCLK),
150 	IMX_PINCTRL_PIN(MX1_PAD_I2C_SDA),
151 	IMX_PINCTRL_PIN(MX1_PAD_I2C_SCL),
152 	IMX_PINCTRL_PIN(MX1_PAD_DTACK),
153 	IMX_PINCTRL_PIN(MX1_PAD_BCLK),
154 	IMX_PINCTRL_PIN(MX1_PAD_LBA),
155 	IMX_PINCTRL_PIN(MX1_PAD_ECB),
156 	IMX_PINCTRL_PIN(MX1_PAD_A0),
157 	IMX_PINCTRL_PIN(MX1_PAD_CS4),
158 	IMX_PINCTRL_PIN(MX1_PAD_CS5),
159 	IMX_PINCTRL_PIN(MX1_PAD_A16),
160 	IMX_PINCTRL_PIN(MX1_PAD_A17),
161 	IMX_PINCTRL_PIN(MX1_PAD_A18),
162 	IMX_PINCTRL_PIN(MX1_PAD_A19),
163 	IMX_PINCTRL_PIN(MX1_PAD_A20),
164 	IMX_PINCTRL_PIN(MX1_PAD_A21),
165 	IMX_PINCTRL_PIN(MX1_PAD_A22),
166 	IMX_PINCTRL_PIN(MX1_PAD_A23),
167 	IMX_PINCTRL_PIN(MX1_PAD_SD_DAT0),
168 	IMX_PINCTRL_PIN(MX1_PAD_SD_DAT1),
169 	IMX_PINCTRL_PIN(MX1_PAD_SD_DAT2),
170 	IMX_PINCTRL_PIN(MX1_PAD_SD_DAT3),
171 	IMX_PINCTRL_PIN(MX1_PAD_SD_SCLK),
172 	IMX_PINCTRL_PIN(MX1_PAD_SD_CMD),
173 	IMX_PINCTRL_PIN(MX1_PAD_SIM_SVEN),
174 	IMX_PINCTRL_PIN(MX1_PAD_SIM_PD),
175 	IMX_PINCTRL_PIN(MX1_PAD_SIM_TX),
176 	IMX_PINCTRL_PIN(MX1_PAD_SIM_RX),
177 	IMX_PINCTRL_PIN(MX1_PAD_SIM_CLK),
178 	IMX_PINCTRL_PIN(MX1_PAD_USBD_AFE),
179 	IMX_PINCTRL_PIN(MX1_PAD_USBD_OE),
180 	IMX_PINCTRL_PIN(MX1_PAD_USBD_RCV),
181 	IMX_PINCTRL_PIN(MX1_PAD_USBD_SUSPND),
182 	IMX_PINCTRL_PIN(MX1_PAD_USBD_VP),
183 	IMX_PINCTRL_PIN(MX1_PAD_USBD_VM),
184 	IMX_PINCTRL_PIN(MX1_PAD_USBD_VPO),
185 	IMX_PINCTRL_PIN(MX1_PAD_USBD_VMO),
186 	IMX_PINCTRL_PIN(MX1_PAD_UART2_CTS),
187 	IMX_PINCTRL_PIN(MX1_PAD_UART2_RTS),
188 	IMX_PINCTRL_PIN(MX1_PAD_UART2_TXD),
189 	IMX_PINCTRL_PIN(MX1_PAD_UART2_RXD),
190 	IMX_PINCTRL_PIN(MX1_PAD_SSI_RXFS),
191 	IMX_PINCTRL_PIN(MX1_PAD_SSI_RXCLK),
192 	IMX_PINCTRL_PIN(MX1_PAD_SSI_RXDAT),
193 	IMX_PINCTRL_PIN(MX1_PAD_SSI_TXDAT),
194 	IMX_PINCTRL_PIN(MX1_PAD_SSI_TXFS),
195 	IMX_PINCTRL_PIN(MX1_PAD_SSI_TXCLK),
196 	IMX_PINCTRL_PIN(MX1_PAD_UART1_CTS),
197 	IMX_PINCTRL_PIN(MX1_PAD_UART1_RTS),
198 	IMX_PINCTRL_PIN(MX1_PAD_UART1_TXD),
199 	IMX_PINCTRL_PIN(MX1_PAD_UART1_RXD),
200 	IMX_PINCTRL_PIN(MX1_PAD_SPI1_RDY),
201 	IMX_PINCTRL_PIN(MX1_PAD_SPI1_SCLK),
202 	IMX_PINCTRL_PIN(MX1_PAD_SPI1_SS),
203 	IMX_PINCTRL_PIN(MX1_PAD_SPI1_MISO),
204 	IMX_PINCTRL_PIN(MX1_PAD_SPI1_MOSI),
205 	IMX_PINCTRL_PIN(MX1_PAD_BT13),
206 	IMX_PINCTRL_PIN(MX1_PAD_BT12),
207 	IMX_PINCTRL_PIN(MX1_PAD_BT11),
208 	IMX_PINCTRL_PIN(MX1_PAD_BT10),
209 	IMX_PINCTRL_PIN(MX1_PAD_BT9),
210 	IMX_PINCTRL_PIN(MX1_PAD_BT8),
211 	IMX_PINCTRL_PIN(MX1_PAD_BT7),
212 	IMX_PINCTRL_PIN(MX1_PAD_BT6),
213 	IMX_PINCTRL_PIN(MX1_PAD_BT5),
214 	IMX_PINCTRL_PIN(MX1_PAD_BT4),
215 	IMX_PINCTRL_PIN(MX1_PAD_BT3),
216 	IMX_PINCTRL_PIN(MX1_PAD_BT2),
217 	IMX_PINCTRL_PIN(MX1_PAD_BT1),
218 	IMX_PINCTRL_PIN(MX1_PAD_LSCLK),
219 	IMX_PINCTRL_PIN(MX1_PAD_REV),
220 	IMX_PINCTRL_PIN(MX1_PAD_CLS),
221 	IMX_PINCTRL_PIN(MX1_PAD_PS),
222 	IMX_PINCTRL_PIN(MX1_PAD_SPL_SPR),
223 	IMX_PINCTRL_PIN(MX1_PAD_CONTRAST),
224 	IMX_PINCTRL_PIN(MX1_PAD_ACD_OE),
225 	IMX_PINCTRL_PIN(MX1_PAD_LP_HSYNC),
226 	IMX_PINCTRL_PIN(MX1_PAD_FLM_VSYNC),
227 	IMX_PINCTRL_PIN(MX1_PAD_LD0),
228 	IMX_PINCTRL_PIN(MX1_PAD_LD1),
229 	IMX_PINCTRL_PIN(MX1_PAD_LD2),
230 	IMX_PINCTRL_PIN(MX1_PAD_LD3),
231 	IMX_PINCTRL_PIN(MX1_PAD_LD4),
232 	IMX_PINCTRL_PIN(MX1_PAD_LD5),
233 	IMX_PINCTRL_PIN(MX1_PAD_LD6),
234 	IMX_PINCTRL_PIN(MX1_PAD_LD7),
235 	IMX_PINCTRL_PIN(MX1_PAD_LD8),
236 	IMX_PINCTRL_PIN(MX1_PAD_LD9),
237 	IMX_PINCTRL_PIN(MX1_PAD_LD10),
238 	IMX_PINCTRL_PIN(MX1_PAD_LD11),
239 	IMX_PINCTRL_PIN(MX1_PAD_LD12),
240 	IMX_PINCTRL_PIN(MX1_PAD_LD13),
241 	IMX_PINCTRL_PIN(MX1_PAD_LD14),
242 	IMX_PINCTRL_PIN(MX1_PAD_LD15),
243 	IMX_PINCTRL_PIN(MX1_PAD_TMR2OUT),
244 };
245 
246 static struct imx1_pinctrl_soc_info imx1_pinctrl_info = {
247 	.pins	= imx1_pinctrl_pads,
248 	.npins	= ARRAY_SIZE(imx1_pinctrl_pads),
249 };
250 
251 static int __init imx1_pinctrl_probe(struct platform_device *pdev)
252 {
253 	return imx1_pinctrl_core_probe(pdev, &imx1_pinctrl_info);
254 }
255 
256 static const struct of_device_id imx1_pinctrl_of_match[] = {
257 	{ .compatible = "fsl,imx1-iomuxc", },
258 	{ }
259 };
260 
261 static struct platform_driver imx1_pinctrl_driver = {
262 	.driver	= {
263 		.name		= "imx1-pinctrl",
264 		.of_match_table	= imx1_pinctrl_of_match,
265 	},
266 };
267 builtin_platform_driver_probe(imx1_pinctrl_driver, imx1_pinctrl_probe);
268