1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Intel Cedar Fork PCH pinctrl/GPIO driver
4 *
5 * Copyright (C) 2017, Intel Corporation
6 * Author: Mika Westerberg <mika.westerberg@linux.intel.com>
7 */
8
9 #include <linux/mod_devicetable.h>
10 #include <linux/module.h>
11 #include <linux/platform_device.h>
12 #include <linux/pm.h>
13
14 #include <linux/pinctrl/pinctrl.h>
15
16 #include "pinctrl-intel.h"
17
18 #define CDF_PAD_OWN 0x020
19 #define CDF_PADCFGLOCK 0x0c0
20 #define CDF_HOSTSW_OWN 0x120
21 #define CDF_GPI_IS 0x200
22 #define CDF_GPI_IE 0x230
23
24 #define CDF_COMMUNITY(b, s, e, g) \
25 INTEL_COMMUNITY_GPPS(b, s, e, g, CDF)
26
27 /* Cedar Fork PCH */
28 static const struct pinctrl_pin_desc cdf_pins[] = {
29 /* WEST2 */
30 PINCTRL_PIN(0, "GBE_SDP_TIMESYNC0_S2N"),
31 PINCTRL_PIN(1, "GBE_SDP_TIMESYNC1_S2N"),
32 PINCTRL_PIN(2, "GBE_SDP_TIMESYNC2_S2N"),
33 PINCTRL_PIN(3, "GBE_SDP_TIMESYNC3_S2N"),
34 PINCTRL_PIN(4, "GBE0_I2C_CLK"),
35 PINCTRL_PIN(5, "GBE0_I2C_DATA"),
36 PINCTRL_PIN(6, "GBE1_I2C_CLK"),
37 PINCTRL_PIN(7, "GBE1_I2C_DATA"),
38 PINCTRL_PIN(8, "GBE2_I2C_CLK"),
39 PINCTRL_PIN(9, "GBE2_I2C_DATA"),
40 PINCTRL_PIN(10, "GBE3_I2C_CLK"),
41 PINCTRL_PIN(11, "GBE3_I2C_DATA"),
42 PINCTRL_PIN(12, "GBE0_LED0"),
43 PINCTRL_PIN(13, "GBE0_LED1"),
44 PINCTRL_PIN(14, "GBE0_LED2"),
45 PINCTRL_PIN(15, "GBE1_LED0"),
46 PINCTRL_PIN(16, "GBE1_LED1"),
47 PINCTRL_PIN(17, "GBE1_LED2"),
48 PINCTRL_PIN(18, "GBE2_LED0"),
49 PINCTRL_PIN(19, "GBE2_LED1"),
50 PINCTRL_PIN(20, "GBE2_LED2"),
51 PINCTRL_PIN(21, "GBE3_LED0"),
52 PINCTRL_PIN(22, "GBE3_LED1"),
53 PINCTRL_PIN(23, "GBE3_LED2"),
54 /* WEST3 */
55 PINCTRL_PIN(24, "NCSI_RXD0"),
56 PINCTRL_PIN(25, "NCSI_CLK_IN"),
57 PINCTRL_PIN(26, "NCSI_RXD1"),
58 PINCTRL_PIN(27, "NCSI_CRS_DV"),
59 PINCTRL_PIN(28, "NCSI_ARB_IN"),
60 PINCTRL_PIN(29, "NCSI_TX_EN"),
61 PINCTRL_PIN(30, "NCSI_TXD0"),
62 PINCTRL_PIN(31, "NCSI_TXD1"),
63 PINCTRL_PIN(32, "NCSI_ARB_OUT"),
64 PINCTRL_PIN(33, "GBE_SMB_CLK"),
65 PINCTRL_PIN(34, "GBE_SMB_DATA"),
66 PINCTRL_PIN(35, "GBE_SMB_ALRT_N"),
67 PINCTRL_PIN(36, "THERMTRIP_N"),
68 PINCTRL_PIN(37, "PCHHOT_N"),
69 PINCTRL_PIN(38, "ERROR0_N"),
70 PINCTRL_PIN(39, "ERROR1_N"),
71 PINCTRL_PIN(40, "ERROR2_N"),
72 PINCTRL_PIN(41, "MSMI_N"),
73 PINCTRL_PIN(42, "CATERR_N"),
74 PINCTRL_PIN(43, "MEMTRIP_N"),
75 PINCTRL_PIN(44, "UART0_RXD"),
76 PINCTRL_PIN(45, "UART0_TXD"),
77 PINCTRL_PIN(46, "GBE_UART_RXD"),
78 PINCTRL_PIN(47, "GBE_UART_TXD"),
79 /* WEST01 */
80 PINCTRL_PIN(48, "GBE_GPIO13"),
81 PINCTRL_PIN(49, "AUX_PWR"),
82 PINCTRL_PIN(50, "UART0_RTS"),
83 PINCTRL_PIN(51, "UART0_CTS"),
84 PINCTRL_PIN(52, "FAN_PWM_0"),
85 PINCTRL_PIN(53, "FAN_PWM_1"),
86 PINCTRL_PIN(54, "FAN_PWM_2"),
87 PINCTRL_PIN(55, "FAN_PWM_3"),
88 PINCTRL_PIN(56, "FAN_TACH_0"),
89 PINCTRL_PIN(57, "FAN_TACH_1"),
90 PINCTRL_PIN(58, "FAN_TACH_2"),
91 PINCTRL_PIN(59, "FAN_TACH_3"),
92 PINCTRL_PIN(60, "ME_SMB0_CLK"),
93 PINCTRL_PIN(61, "ME_SMB0_DATA"),
94 PINCTRL_PIN(62, "ME_SMB0_ALRT_N"),
95 PINCTRL_PIN(63, "ME_SMB1_CLK"),
96 PINCTRL_PIN(64, "ME_SMB1_DATA"),
97 PINCTRL_PIN(65, "ME_SMB1_ALRT_N"),
98 PINCTRL_PIN(66, "ME_SMB2_CLK"),
99 PINCTRL_PIN(67, "ME_SMB2_DATA"),
100 PINCTRL_PIN(68, "ME_SMB2_ALRT_N"),
101 PINCTRL_PIN(69, "GBE_MNG_I2C_CLK"),
102 PINCTRL_PIN(70, "GBE_MNG_I2C_DATA"),
103 /* WEST5 */
104 PINCTRL_PIN(71, "IE_UART_RXD"),
105 PINCTRL_PIN(72, "IE_UART_TXD"),
106 PINCTRL_PIN(73, "VPP_SMB_CLK"),
107 PINCTRL_PIN(74, "VPP_SMB_DATA"),
108 PINCTRL_PIN(75, "VPP_SMB_ALRT_N"),
109 PINCTRL_PIN(76, "PCIE_CLKREQ0_N"),
110 PINCTRL_PIN(77, "PCIE_CLKREQ1_N"),
111 PINCTRL_PIN(78, "PCIE_CLKREQ2_N"),
112 PINCTRL_PIN(79, "PCIE_CLKREQ3_N"),
113 PINCTRL_PIN(80, "PCIE_CLKREQ4_N"),
114 PINCTRL_PIN(81, "PCIE_CLKREQ5_N"),
115 PINCTRL_PIN(82, "PCIE_CLKREQ6_N"),
116 PINCTRL_PIN(83, "PCIE_CLKREQ7_N"),
117 PINCTRL_PIN(84, "PCIE_CLKREQ8_N"),
118 PINCTRL_PIN(85, "PCIE_CLKREQ9_N"),
119 PINCTRL_PIN(86, "FLEX_CLK_SE0"),
120 PINCTRL_PIN(87, "FLEX_CLK_SE1"),
121 PINCTRL_PIN(88, "FLEX_CLK1_50"),
122 PINCTRL_PIN(89, "FLEX_CLK2_50"),
123 PINCTRL_PIN(90, "FLEX_CLK_125"),
124 /* WESTC */
125 PINCTRL_PIN(91, "TCK_PCH"),
126 PINCTRL_PIN(92, "JTAGX_PCH"),
127 PINCTRL_PIN(93, "TRST_N_PCH"),
128 PINCTRL_PIN(94, "TMS_PCH"),
129 PINCTRL_PIN(95, "TDI_PCH"),
130 PINCTRL_PIN(96, "TDO_PCH"),
131 /* WESTC_DFX */
132 PINCTRL_PIN(97, "CX_PRDY_N"),
133 PINCTRL_PIN(98, "CX_PREQ_N"),
134 PINCTRL_PIN(99, "CPU_FBREAK_OUT_N"),
135 PINCTRL_PIN(100, "TRIGGER0_N"),
136 PINCTRL_PIN(101, "TRIGGER1_N"),
137 /* WESTA */
138 PINCTRL_PIN(102, "DBG_PTI_CLK0"),
139 PINCTRL_PIN(103, "DBG_PTI_CLK3"),
140 PINCTRL_PIN(104, "DBG_PTI_DATA0"),
141 PINCTRL_PIN(105, "DBG_PTI_DATA1"),
142 PINCTRL_PIN(106, "DBG_PTI_DATA2"),
143 PINCTRL_PIN(107, "DBG_PTI_DATA3"),
144 PINCTRL_PIN(108, "DBG_PTI_DATA4"),
145 PINCTRL_PIN(109, "DBG_PTI_DATA5"),
146 PINCTRL_PIN(110, "DBG_PTI_DATA6"),
147 PINCTRL_PIN(111, "DBG_PTI_DATA7"),
148 /* WESTB */
149 PINCTRL_PIN(112, "DBG_PTI_DATA8"),
150 PINCTRL_PIN(113, "DBG_PTI_DATA9"),
151 PINCTRL_PIN(114, "DBG_PTI_DATA10"),
152 PINCTRL_PIN(115, "DBG_PTI_DATA11"),
153 PINCTRL_PIN(116, "DBG_PTI_DATA12"),
154 PINCTRL_PIN(117, "DBG_PTI_DATA13"),
155 PINCTRL_PIN(118, "DBG_PTI_DATA14"),
156 PINCTRL_PIN(119, "DBG_PTI_DATA15"),
157 PINCTRL_PIN(120, "DBG_SPARE0"),
158 PINCTRL_PIN(121, "DBG_SPARE1"),
159 PINCTRL_PIN(122, "DBG_SPARE2"),
160 PINCTRL_PIN(123, "DBG_SPARE3"),
161 /* WESTD */
162 PINCTRL_PIN(124, "CPU_PWR_GOOD"),
163 PINCTRL_PIN(125, "PLTRST_CPU_N"),
164 PINCTRL_PIN(126, "NAC_RESET_NAC_N"),
165 PINCTRL_PIN(127, "PCH_SBLINK_RX"),
166 PINCTRL_PIN(128, "PCH_SBLINK_TX"),
167 PINCTRL_PIN(129, "PMSYNC_CLK"),
168 PINCTRL_PIN(130, "CPU_ERR0_N"),
169 PINCTRL_PIN(131, "CPU_ERR1_N"),
170 PINCTRL_PIN(132, "CPU_ERR2_N"),
171 PINCTRL_PIN(133, "CPU_THERMTRIP_N"),
172 PINCTRL_PIN(134, "CPU_MSMI_N"),
173 PINCTRL_PIN(135, "CPU_CATERR_N"),
174 PINCTRL_PIN(136, "CPU_MEMTRIP_N"),
175 PINCTRL_PIN(137, "NAC_GR_N"),
176 PINCTRL_PIN(138, "NAC_XTAL_VALID"),
177 PINCTRL_PIN(139, "NAC_WAKE_N"),
178 PINCTRL_PIN(140, "NAC_SBLINK_CLK_S2N"),
179 PINCTRL_PIN(141, "NAC_SBLINK_N2S"),
180 PINCTRL_PIN(142, "NAC_SBLINK_S2N"),
181 PINCTRL_PIN(143, "NAC_SBLINK_CLK_N2S"),
182 /* WESTD_PECI */
183 PINCTRL_PIN(144, "ME_PECI"),
184 /* WESTF */
185 PINCTRL_PIN(145, "NAC_RMII_CLK"),
186 PINCTRL_PIN(146, "NAC_RGMII_CLK"),
187 PINCTRL_PIN(147, "NAC_GBE_SMB_CLK_TX_N2S"),
188 PINCTRL_PIN(148, "NAC_GBE_SMB_DATA_TX_N2S"),
189 PINCTRL_PIN(149, "NAC_SPARE2"),
190 PINCTRL_PIN(150, "NAC_INIT_SX_WAKE_N"),
191 PINCTRL_PIN(151, "NAC_GBE_GPIO0_S2N"),
192 PINCTRL_PIN(152, "NAC_GBE_GPIO1_S2N"),
193 PINCTRL_PIN(153, "NAC_GBE_GPIO2_S2N"),
194 PINCTRL_PIN(154, "NAC_GBE_GPIO3_S2N"),
195 PINCTRL_PIN(155, "NAC_NCSI_RXD0"),
196 PINCTRL_PIN(156, "NAC_NCSI_CLK_IN"),
197 PINCTRL_PIN(157, "NAC_NCSI_RXD1"),
198 PINCTRL_PIN(158, "NAC_NCSI_CRS_DV"),
199 PINCTRL_PIN(159, "NAC_NCSI_ARB_IN"),
200 PINCTRL_PIN(160, "NAC_NCSI_TX_EN"),
201 PINCTRL_PIN(161, "NAC_NCSI_TXD0"),
202 PINCTRL_PIN(162, "NAC_NCSI_TXD1"),
203 PINCTRL_PIN(163, "NAC_NCSI_ARB_OUT"),
204 PINCTRL_PIN(164, "NAC_NCSI_OE_N"),
205 PINCTRL_PIN(165, "NAC_GBE_SMB_CLK_RX_S2N"),
206 PINCTRL_PIN(166, "NAC_GBE_SMB_DATA_RX_S2N"),
207 PINCTRL_PIN(167, "NAC_GBE_SMB_ALRT_N"),
208 /* EAST2 */
209 PINCTRL_PIN(168, "USB_OC0_N"),
210 PINCTRL_PIN(169, "GBE_GPIO0"),
211 PINCTRL_PIN(170, "GBE_GPIO1"),
212 PINCTRL_PIN(171, "GBE_GPIO2"),
213 PINCTRL_PIN(172, "GBE_GPIO3"),
214 PINCTRL_PIN(173, "GBE_GPIO4"),
215 PINCTRL_PIN(174, "GBE_GPIO5"),
216 PINCTRL_PIN(175, "GBE_GPIO6"),
217 PINCTRL_PIN(176, "GBE_GPIO7"),
218 PINCTRL_PIN(177, "SPI_TPM_CS_N"),
219 PINCTRL_PIN(178, "GBE_GPIO9"),
220 PINCTRL_PIN(179, "GBE_GPIO10"),
221 PINCTRL_PIN(180, "GBE_GPIO11"),
222 PINCTRL_PIN(181, "GBE_GPIO12"),
223 PINCTRL_PIN(182, "PECI_SMB_DATA"),
224 PINCTRL_PIN(183, "SATA0_LED_N"),
225 PINCTRL_PIN(184, "SATA1_LED_N"),
226 PINCTRL_PIN(185, "SATA_PDETECT0"),
227 PINCTRL_PIN(186, "SATA_PDETECT1"),
228 PINCTRL_PIN(187, "SATA0_SDOUT"),
229 PINCTRL_PIN(188, "SATA1_SDOUT"),
230 PINCTRL_PIN(189, "SATA2_LED_N"),
231 PINCTRL_PIN(190, "SATA_PDETECT2"),
232 PINCTRL_PIN(191, "SATA2_SDOUT"),
233 /* EAST3 */
234 PINCTRL_PIN(192, "ESPI_IO0"),
235 PINCTRL_PIN(193, "ESPI_IO1"),
236 PINCTRL_PIN(194, "ESPI_IO2"),
237 PINCTRL_PIN(195, "ESPI_IO3"),
238 PINCTRL_PIN(196, "ESPI_CLK"),
239 PINCTRL_PIN(197, "ESPI_RST_N"),
240 PINCTRL_PIN(198, "ESPI_CS0_N"),
241 PINCTRL_PIN(199, "ESPI_ALRT0_N"),
242 PINCTRL_PIN(200, "ESPI_CS1_N"),
243 PINCTRL_PIN(201, "ESPI_ALRT1_N"),
244 PINCTRL_PIN(202, "ESPI_CLK_LOOPBK"),
245 /* EAST0 */
246 PINCTRL_PIN(203, "SPI_CS0_N"),
247 PINCTRL_PIN(204, "SPI_CS1_N"),
248 PINCTRL_PIN(205, "SPI_MOSI_IO0"),
249 PINCTRL_PIN(206, "SPI_MISO_IO1"),
250 PINCTRL_PIN(207, "SPI_IO2"),
251 PINCTRL_PIN(208, "SPI_IO3"),
252 PINCTRL_PIN(209, "SPI_CLK"),
253 PINCTRL_PIN(210, "SPI_CLK_LOOPBK"),
254 PINCTRL_PIN(211, "SUSPWRDNACK"),
255 PINCTRL_PIN(212, "PMU_SUSCLK"),
256 PINCTRL_PIN(213, "ADR_COMPLETE"),
257 PINCTRL_PIN(214, "ADR_TRIGGER_N"),
258 PINCTRL_PIN(215, "PMU_SLP_S45_N"),
259 PINCTRL_PIN(216, "PMU_SLP_S3_N"),
260 PINCTRL_PIN(217, "PMU_WAKE_N"),
261 PINCTRL_PIN(218, "PMU_PWRBTN_N"),
262 PINCTRL_PIN(219, "PMU_RESETBUTTON_N"),
263 PINCTRL_PIN(220, "PMU_PLTRST_N"),
264 PINCTRL_PIN(221, "SUS_STAT_N"),
265 PINCTRL_PIN(222, "PMU_I2C_CLK"),
266 PINCTRL_PIN(223, "PMU_I2C_DATA"),
267 PINCTRL_PIN(224, "PECI_SMB_CLK"),
268 PINCTRL_PIN(225, "PECI_SMB_ALRT_N"),
269 /* EMMC */
270 PINCTRL_PIN(226, "EMMC_CMD"),
271 PINCTRL_PIN(227, "EMMC_STROBE"),
272 PINCTRL_PIN(228, "EMMC_CLK"),
273 PINCTRL_PIN(229, "EMMC_D0"),
274 PINCTRL_PIN(230, "EMMC_D1"),
275 PINCTRL_PIN(231, "EMMC_D2"),
276 PINCTRL_PIN(232, "EMMC_D3"),
277 PINCTRL_PIN(233, "EMMC_D4"),
278 PINCTRL_PIN(234, "EMMC_D5"),
279 PINCTRL_PIN(235, "EMMC_D6"),
280 PINCTRL_PIN(236, "EMMC_D7"),
281 };
282
283 static const struct intel_padgroup cdf_community0_gpps[] = {
284 INTEL_GPP(0, 0, 23, 0), /* WEST2 */
285 INTEL_GPP(1, 24, 47, 24), /* WEST3 */
286 INTEL_GPP(2, 48, 70, 48), /* WEST01 */
287 INTEL_GPP(3, 71, 90, 71), /* WEST5 */
288 INTEL_GPP(4, 91, 96, 91), /* WESTC */
289 INTEL_GPP(5, 97, 101, 97), /* WESTC_DFX */
290 INTEL_GPP(6, 102, 111, 102), /* WESTA */
291 INTEL_GPP(7, 112, 123, 112), /* WESTB */
292 INTEL_GPP(8, 124, 143, 124), /* WESTD */
293 INTEL_GPP(9, 144, 144, 144), /* WESTD_PECI */
294 INTEL_GPP(10, 145, 167, 145), /* WESTF */
295 };
296
297 static const struct intel_padgroup cdf_community1_gpps[] = {
298 INTEL_GPP(0, 168, 191, 168), /* EAST2 */
299 INTEL_GPP(1, 192, 202, 192), /* EAST3 */
300 INTEL_GPP(2, 203, 225, 203), /* EAST0 */
301 INTEL_GPP(3, 226, 236, 226), /* EMMC */
302 };
303
304 static const struct intel_community cdf_communities[] = {
305 CDF_COMMUNITY(0, 0, 167, cdf_community0_gpps), /* West */
306 CDF_COMMUNITY(1, 168, 236, cdf_community1_gpps), /* East */
307 };
308
309 static const struct intel_pinctrl_soc_data cdf_soc_data = {
310 .pins = cdf_pins,
311 .npins = ARRAY_SIZE(cdf_pins),
312 .communities = cdf_communities,
313 .ncommunities = ARRAY_SIZE(cdf_communities),
314 };
315
316 static const struct acpi_device_id cdf_pinctrl_acpi_match[] = {
317 { "INTC3001", (kernel_ulong_t)&cdf_soc_data },
318 { }
319 };
320 MODULE_DEVICE_TABLE(acpi, cdf_pinctrl_acpi_match);
321
322 static struct platform_driver cdf_pinctrl_driver = {
323 .probe = intel_pinctrl_probe_by_hid,
324 .driver = {
325 .name = "cedarfork-pinctrl",
326 .acpi_match_table = cdf_pinctrl_acpi_match,
327 .pm = pm_sleep_ptr(&intel_pinctrl_pm_ops),
328 },
329 };
330
cdf_pinctrl_init(void)331 static int __init cdf_pinctrl_init(void)
332 {
333 return platform_driver_register(&cdf_pinctrl_driver);
334 }
335 subsys_initcall(cdf_pinctrl_init);
336
cdf_pinctrl_exit(void)337 static void __exit cdf_pinctrl_exit(void)
338 {
339 platform_driver_unregister(&cdf_pinctrl_driver);
340 }
341 module_exit(cdf_pinctrl_exit);
342
343 MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>");
344 MODULE_DESCRIPTION("Intel Cedar Fork PCH pinctrl/GPIO driver");
345 MODULE_LICENSE("GPL v2");
346 MODULE_IMPORT_NS("PINCTRL_INTEL");
347