mfd: Drop obsolete JZ4740 driver
[linux-2.6-block.git] / drivers / mfd / intel-lpss-pci.c
CommitLineData
d2912cb1 1// SPDX-License-Identifier: GPL-2.0-only
4b45efe8
AS
2/*
3 * Intel LPSS PCI support.
4 *
5 * Copyright (C) 2015, Intel Corporation
6 *
7 * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
8 * Mika Westerberg <mika.westerberg@linux.intel.com>
4b45efe8
AS
9 */
10
11#include <linux/ioport.h>
12#include <linux/kernel.h>
13#include <linux/module.h>
14#include <linux/pci.h>
4b45efe8 15#include <linux/pm_runtime.h>
028af594 16#include <linux/property.h>
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17
18#include "intel-lpss.h"
19
20static int intel_lpss_pci_probe(struct pci_dev *pdev,
21 const struct pci_device_id *id)
22{
23 struct intel_lpss_platform_info *info;
24 int ret;
25
26 ret = pcim_enable_device(pdev);
27 if (ret)
28 return ret;
29
30 info = devm_kmemdup(&pdev->dev, (void *)id->driver_data, sizeof(*info),
31 GFP_KERNEL);
32 if (!info)
33 return -ENOMEM;
34
35 info->mem = &pdev->resource[0];
36 info->irq = pdev->irq;
37
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38 pdev->d3cold_delay = 0;
39
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40 /* Probably it is enough to set this for iDMA capable devices only */
41 pci_set_master(pdev);
85a9419a 42 pci_try_set_mwi(pdev);
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43
44 ret = intel_lpss_probe(&pdev->dev, info);
45 if (ret)
46 return ret;
47
48 pm_runtime_put(&pdev->dev);
49 pm_runtime_allow(&pdev->dev);
50
51 return 0;
52}
53
54static void intel_lpss_pci_remove(struct pci_dev *pdev)
55{
56 pm_runtime_forbid(&pdev->dev);
57 pm_runtime_get_sync(&pdev->dev);
58
59 intel_lpss_remove(&pdev->dev);
60}
61
62static INTEL_LPSS_PM_OPS(intel_lpss_pci_pm_ops);
63
64static const struct intel_lpss_platform_info spt_info = {
65 .clk_rate = 120000000,
66};
67
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68static struct property_entry spt_i2c_properties[] = {
69 PROPERTY_ENTRY_U32("i2c-sda-hold-time-ns", 230),
70 { },
71};
72
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73static const struct intel_lpss_platform_info spt_i2c_info = {
74 .clk_rate = 120000000,
f4d05266 75 .properties = spt_i2c_properties,
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76};
77
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78static struct property_entry uart_properties[] = {
79 PROPERTY_ENTRY_U32("reg-io-width", 4),
80 PROPERTY_ENTRY_U32("reg-shift", 2),
81 PROPERTY_ENTRY_BOOL("snps,uart-16550-compatible"),
82 { },
83};
84
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85static const struct intel_lpss_platform_info spt_uart_info = {
86 .clk_rate = 120000000,
87 .clk_con_id = "baudclk",
f4d05266 88 .properties = uart_properties,
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89};
90
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91static const struct intel_lpss_platform_info bxt_info = {
92 .clk_rate = 100000000,
93};
94
95static const struct intel_lpss_platform_info bxt_uart_info = {
96 .clk_rate = 100000000,
97 .clk_con_id = "baudclk",
f4d05266 98 .properties = uart_properties,
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99};
100
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101static struct property_entry bxt_i2c_properties[] = {
102 PROPERTY_ENTRY_U32("i2c-sda-hold-time-ns", 42),
103 PROPERTY_ENTRY_U32("i2c-sda-falling-time-ns", 171),
104 PROPERTY_ENTRY_U32("i2c-scl-falling-time-ns", 208),
105 { },
106};
107
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AS
108static const struct intel_lpss_platform_info bxt_i2c_info = {
109 .clk_rate = 133000000,
f4d05266 110 .properties = bxt_i2c_properties,
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111};
112
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113static struct property_entry apl_i2c_properties[] = {
114 PROPERTY_ENTRY_U32("i2c-sda-hold-time-ns", 207),
115 PROPERTY_ENTRY_U32("i2c-sda-falling-time-ns", 171),
116 PROPERTY_ENTRY_U32("i2c-scl-falling-time-ns", 208),
117 { },
118};
119
120static const struct intel_lpss_platform_info apl_i2c_info = {
121 .clk_rate = 133000000,
122 .properties = apl_i2c_properties,
123};
124
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125static const struct intel_lpss_platform_info cnl_i2c_info = {
126 .clk_rate = 216000000,
127 .properties = spt_i2c_properties,
128};
129
4b45efe8 130static const struct pci_device_id intel_lpss_pci_ids[] = {
dd662907
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131 /* CML */
132 { PCI_VDEVICE(INTEL, 0x02a8), (kernel_ulong_t)&spt_uart_info },
133 { PCI_VDEVICE(INTEL, 0x02a9), (kernel_ulong_t)&spt_uart_info },
134 { PCI_VDEVICE(INTEL, 0x02aa), (kernel_ulong_t)&spt_info },
135 { PCI_VDEVICE(INTEL, 0x02ab), (kernel_ulong_t)&spt_info },
136 { PCI_VDEVICE(INTEL, 0x02c5), (kernel_ulong_t)&cnl_i2c_info },
137 { PCI_VDEVICE(INTEL, 0x02c6), (kernel_ulong_t)&cnl_i2c_info },
138 { PCI_VDEVICE(INTEL, 0x02c7), (kernel_ulong_t)&spt_uart_info },
139 { PCI_VDEVICE(INTEL, 0x02e8), (kernel_ulong_t)&cnl_i2c_info },
140 { PCI_VDEVICE(INTEL, 0x02e9), (kernel_ulong_t)&cnl_i2c_info },
141 { PCI_VDEVICE(INTEL, 0x02ea), (kernel_ulong_t)&cnl_i2c_info },
142 { PCI_VDEVICE(INTEL, 0x02eb), (kernel_ulong_t)&cnl_i2c_info },
143 { PCI_VDEVICE(INTEL, 0x02fb), (kernel_ulong_t)&spt_info },
023269cc 144 /* BXT A-Step */
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145 { PCI_VDEVICE(INTEL, 0x0aac), (kernel_ulong_t)&bxt_i2c_info },
146 { PCI_VDEVICE(INTEL, 0x0aae), (kernel_ulong_t)&bxt_i2c_info },
147 { PCI_VDEVICE(INTEL, 0x0ab0), (kernel_ulong_t)&bxt_i2c_info },
148 { PCI_VDEVICE(INTEL, 0x0ab2), (kernel_ulong_t)&bxt_i2c_info },
149 { PCI_VDEVICE(INTEL, 0x0ab4), (kernel_ulong_t)&bxt_i2c_info },
150 { PCI_VDEVICE(INTEL, 0x0ab6), (kernel_ulong_t)&bxt_i2c_info },
151 { PCI_VDEVICE(INTEL, 0x0ab8), (kernel_ulong_t)&bxt_i2c_info },
152 { PCI_VDEVICE(INTEL, 0x0aba), (kernel_ulong_t)&bxt_i2c_info },
153 { PCI_VDEVICE(INTEL, 0x0abc), (kernel_ulong_t)&bxt_uart_info },
154 { PCI_VDEVICE(INTEL, 0x0abe), (kernel_ulong_t)&bxt_uart_info },
155 { PCI_VDEVICE(INTEL, 0x0ac0), (kernel_ulong_t)&bxt_uart_info },
156 { PCI_VDEVICE(INTEL, 0x0ac2), (kernel_ulong_t)&bxt_info },
157 { PCI_VDEVICE(INTEL, 0x0ac4), (kernel_ulong_t)&bxt_info },
158 { PCI_VDEVICE(INTEL, 0x0ac6), (kernel_ulong_t)&bxt_info },
159 { PCI_VDEVICE(INTEL, 0x0aee), (kernel_ulong_t)&bxt_uart_info },
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160 /* BXT B-Step */
161 { PCI_VDEVICE(INTEL, 0x1aac), (kernel_ulong_t)&bxt_i2c_info },
162 { PCI_VDEVICE(INTEL, 0x1aae), (kernel_ulong_t)&bxt_i2c_info },
163 { PCI_VDEVICE(INTEL, 0x1ab0), (kernel_ulong_t)&bxt_i2c_info },
164 { PCI_VDEVICE(INTEL, 0x1ab2), (kernel_ulong_t)&bxt_i2c_info },
165 { PCI_VDEVICE(INTEL, 0x1ab4), (kernel_ulong_t)&bxt_i2c_info },
166 { PCI_VDEVICE(INTEL, 0x1ab6), (kernel_ulong_t)&bxt_i2c_info },
167 { PCI_VDEVICE(INTEL, 0x1ab8), (kernel_ulong_t)&bxt_i2c_info },
168 { PCI_VDEVICE(INTEL, 0x1aba), (kernel_ulong_t)&bxt_i2c_info },
169 { PCI_VDEVICE(INTEL, 0x1abc), (kernel_ulong_t)&bxt_uart_info },
170 { PCI_VDEVICE(INTEL, 0x1abe), (kernel_ulong_t)&bxt_uart_info },
171 { PCI_VDEVICE(INTEL, 0x1ac0), (kernel_ulong_t)&bxt_uart_info },
172 { PCI_VDEVICE(INTEL, 0x1ac2), (kernel_ulong_t)&bxt_info },
173 { PCI_VDEVICE(INTEL, 0x1ac4), (kernel_ulong_t)&bxt_info },
174 { PCI_VDEVICE(INTEL, 0x1ac6), (kernel_ulong_t)&bxt_info },
175 { PCI_VDEVICE(INTEL, 0x1aee), (kernel_ulong_t)&bxt_uart_info },
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176 /* GLK */
177 { PCI_VDEVICE(INTEL, 0x31ac), (kernel_ulong_t)&bxt_i2c_info },
178 { PCI_VDEVICE(INTEL, 0x31ae), (kernel_ulong_t)&bxt_i2c_info },
179 { PCI_VDEVICE(INTEL, 0x31b0), (kernel_ulong_t)&bxt_i2c_info },
180 { PCI_VDEVICE(INTEL, 0x31b2), (kernel_ulong_t)&bxt_i2c_info },
181 { PCI_VDEVICE(INTEL, 0x31b4), (kernel_ulong_t)&bxt_i2c_info },
182 { PCI_VDEVICE(INTEL, 0x31b6), (kernel_ulong_t)&bxt_i2c_info },
183 { PCI_VDEVICE(INTEL, 0x31b8), (kernel_ulong_t)&bxt_i2c_info },
184 { PCI_VDEVICE(INTEL, 0x31ba), (kernel_ulong_t)&bxt_i2c_info },
185 { PCI_VDEVICE(INTEL, 0x31bc), (kernel_ulong_t)&bxt_uart_info },
186 { PCI_VDEVICE(INTEL, 0x31be), (kernel_ulong_t)&bxt_uart_info },
187 { PCI_VDEVICE(INTEL, 0x31c0), (kernel_ulong_t)&bxt_uart_info },
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AS
188 { PCI_VDEVICE(INTEL, 0x31c2), (kernel_ulong_t)&bxt_info },
189 { PCI_VDEVICE(INTEL, 0x31c4), (kernel_ulong_t)&bxt_info },
190 { PCI_VDEVICE(INTEL, 0x31c6), (kernel_ulong_t)&bxt_info },
f88314c1 191 { PCI_VDEVICE(INTEL, 0x31ee), (kernel_ulong_t)&bxt_uart_info },
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192 /* ICL-LP */
193 { PCI_VDEVICE(INTEL, 0x34a8), (kernel_ulong_t)&spt_uart_info },
194 { PCI_VDEVICE(INTEL, 0x34a9), (kernel_ulong_t)&spt_uart_info },
195 { PCI_VDEVICE(INTEL, 0x34aa), (kernel_ulong_t)&spt_info },
196 { PCI_VDEVICE(INTEL, 0x34ab), (kernel_ulong_t)&spt_info },
197 { PCI_VDEVICE(INTEL, 0x34c5), (kernel_ulong_t)&bxt_i2c_info },
198 { PCI_VDEVICE(INTEL, 0x34c6), (kernel_ulong_t)&bxt_i2c_info },
199 { PCI_VDEVICE(INTEL, 0x34c7), (kernel_ulong_t)&spt_uart_info },
200 { PCI_VDEVICE(INTEL, 0x34e8), (kernel_ulong_t)&bxt_i2c_info },
201 { PCI_VDEVICE(INTEL, 0x34e9), (kernel_ulong_t)&bxt_i2c_info },
202 { PCI_VDEVICE(INTEL, 0x34ea), (kernel_ulong_t)&bxt_i2c_info },
203 { PCI_VDEVICE(INTEL, 0x34eb), (kernel_ulong_t)&bxt_i2c_info },
204 { PCI_VDEVICE(INTEL, 0x34fb), (kernel_ulong_t)&spt_info },
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205 /* EHL */
206 { PCI_VDEVICE(INTEL, 0x4b28), (kernel_ulong_t)&bxt_uart_info },
207 { PCI_VDEVICE(INTEL, 0x4b29), (kernel_ulong_t)&bxt_uart_info },
208 { PCI_VDEVICE(INTEL, 0x4b2a), (kernel_ulong_t)&bxt_info },
209 { PCI_VDEVICE(INTEL, 0x4b2b), (kernel_ulong_t)&bxt_info },
210 { PCI_VDEVICE(INTEL, 0x4b37), (kernel_ulong_t)&bxt_info },
211 { PCI_VDEVICE(INTEL, 0x4b44), (kernel_ulong_t)&bxt_i2c_info },
212 { PCI_VDEVICE(INTEL, 0x4b45), (kernel_ulong_t)&bxt_i2c_info },
213 { PCI_VDEVICE(INTEL, 0x4b4b), (kernel_ulong_t)&bxt_i2c_info },
214 { PCI_VDEVICE(INTEL, 0x4b4c), (kernel_ulong_t)&bxt_i2c_info },
215 { PCI_VDEVICE(INTEL, 0x4b4d), (kernel_ulong_t)&bxt_uart_info },
216 { PCI_VDEVICE(INTEL, 0x4b78), (kernel_ulong_t)&bxt_i2c_info },
217 { PCI_VDEVICE(INTEL, 0x4b79), (kernel_ulong_t)&bxt_i2c_info },
218 { PCI_VDEVICE(INTEL, 0x4b7a), (kernel_ulong_t)&bxt_i2c_info },
219 { PCI_VDEVICE(INTEL, 0x4b7b), (kernel_ulong_t)&bxt_i2c_info },
ff0a04a6 220 /* APL */
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221 { PCI_VDEVICE(INTEL, 0x5aac), (kernel_ulong_t)&apl_i2c_info },
222 { PCI_VDEVICE(INTEL, 0x5aae), (kernel_ulong_t)&apl_i2c_info },
223 { PCI_VDEVICE(INTEL, 0x5ab0), (kernel_ulong_t)&apl_i2c_info },
224 { PCI_VDEVICE(INTEL, 0x5ab2), (kernel_ulong_t)&apl_i2c_info },
225 { PCI_VDEVICE(INTEL, 0x5ab4), (kernel_ulong_t)&apl_i2c_info },
226 { PCI_VDEVICE(INTEL, 0x5ab6), (kernel_ulong_t)&apl_i2c_info },
227 { PCI_VDEVICE(INTEL, 0x5ab8), (kernel_ulong_t)&apl_i2c_info },
228 { PCI_VDEVICE(INTEL, 0x5aba), (kernel_ulong_t)&apl_i2c_info },
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229 { PCI_VDEVICE(INTEL, 0x5abc), (kernel_ulong_t)&bxt_uart_info },
230 { PCI_VDEVICE(INTEL, 0x5abe), (kernel_ulong_t)&bxt_uart_info },
231 { PCI_VDEVICE(INTEL, 0x5ac0), (kernel_ulong_t)&bxt_uart_info },
232 { PCI_VDEVICE(INTEL, 0x5ac2), (kernel_ulong_t)&bxt_info },
233 { PCI_VDEVICE(INTEL, 0x5ac4), (kernel_ulong_t)&bxt_info },
234 { PCI_VDEVICE(INTEL, 0x5ac6), (kernel_ulong_t)&bxt_info },
235 { PCI_VDEVICE(INTEL, 0x5aee), (kernel_ulong_t)&bxt_uart_info },
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236 /* SPT-LP */
237 { PCI_VDEVICE(INTEL, 0x9d27), (kernel_ulong_t)&spt_uart_info },
238 { PCI_VDEVICE(INTEL, 0x9d28), (kernel_ulong_t)&spt_uart_info },
239 { PCI_VDEVICE(INTEL, 0x9d29), (kernel_ulong_t)&spt_info },
240 { PCI_VDEVICE(INTEL, 0x9d2a), (kernel_ulong_t)&spt_info },
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241 { PCI_VDEVICE(INTEL, 0x9d60), (kernel_ulong_t)&spt_i2c_info },
242 { PCI_VDEVICE(INTEL, 0x9d61), (kernel_ulong_t)&spt_i2c_info },
243 { PCI_VDEVICE(INTEL, 0x9d62), (kernel_ulong_t)&spt_i2c_info },
244 { PCI_VDEVICE(INTEL, 0x9d63), (kernel_ulong_t)&spt_i2c_info },
245 { PCI_VDEVICE(INTEL, 0x9d64), (kernel_ulong_t)&spt_i2c_info },
246 { PCI_VDEVICE(INTEL, 0x9d65), (kernel_ulong_t)&spt_i2c_info },
4b45efe8 247 { PCI_VDEVICE(INTEL, 0x9d66), (kernel_ulong_t)&spt_uart_info },
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248 /* CNL-LP */
249 { PCI_VDEVICE(INTEL, 0x9da8), (kernel_ulong_t)&spt_uart_info },
250 { PCI_VDEVICE(INTEL, 0x9da9), (kernel_ulong_t)&spt_uart_info },
251 { PCI_VDEVICE(INTEL, 0x9daa), (kernel_ulong_t)&spt_info },
252 { PCI_VDEVICE(INTEL, 0x9dab), (kernel_ulong_t)&spt_info },
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253 { PCI_VDEVICE(INTEL, 0x9dc5), (kernel_ulong_t)&cnl_i2c_info },
254 { PCI_VDEVICE(INTEL, 0x9dc6), (kernel_ulong_t)&cnl_i2c_info },
b418bbff 255 { PCI_VDEVICE(INTEL, 0x9dc7), (kernel_ulong_t)&spt_uart_info },
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256 { PCI_VDEVICE(INTEL, 0x9de8), (kernel_ulong_t)&cnl_i2c_info },
257 { PCI_VDEVICE(INTEL, 0x9de9), (kernel_ulong_t)&cnl_i2c_info },
258 { PCI_VDEVICE(INTEL, 0x9dea), (kernel_ulong_t)&cnl_i2c_info },
259 { PCI_VDEVICE(INTEL, 0x9deb), (kernel_ulong_t)&cnl_i2c_info },
f88314c1 260 { PCI_VDEVICE(INTEL, 0x9dfb), (kernel_ulong_t)&spt_info },
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261 /* SPT-H */
262 { PCI_VDEVICE(INTEL, 0xa127), (kernel_ulong_t)&spt_uart_info },
263 { PCI_VDEVICE(INTEL, 0xa128), (kernel_ulong_t)&spt_uart_info },
264 { PCI_VDEVICE(INTEL, 0xa129), (kernel_ulong_t)&spt_info },
265 { PCI_VDEVICE(INTEL, 0xa12a), (kernel_ulong_t)&spt_info },
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MW
266 { PCI_VDEVICE(INTEL, 0xa160), (kernel_ulong_t)&spt_i2c_info },
267 { PCI_VDEVICE(INTEL, 0xa161), (kernel_ulong_t)&spt_i2c_info },
e4b91470 268 { PCI_VDEVICE(INTEL, 0xa162), (kernel_ulong_t)&spt_i2c_info },
4b45efe8 269 { PCI_VDEVICE(INTEL, 0xa166), (kernel_ulong_t)&spt_uart_info },
77fc5ff6 270 /* KBL-H */
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JN
271 { PCI_VDEVICE(INTEL, 0xa2a7), (kernel_ulong_t)&spt_uart_info },
272 { PCI_VDEVICE(INTEL, 0xa2a8), (kernel_ulong_t)&spt_uart_info },
273 { PCI_VDEVICE(INTEL, 0xa2a9), (kernel_ulong_t)&spt_info },
274 { PCI_VDEVICE(INTEL, 0xa2aa), (kernel_ulong_t)&spt_info },
275 { PCI_VDEVICE(INTEL, 0xa2e0), (kernel_ulong_t)&spt_i2c_info },
276 { PCI_VDEVICE(INTEL, 0xa2e1), (kernel_ulong_t)&spt_i2c_info },
277 { PCI_VDEVICE(INTEL, 0xa2e2), (kernel_ulong_t)&spt_i2c_info },
278 { PCI_VDEVICE(INTEL, 0xa2e3), (kernel_ulong_t)&spt_i2c_info },
279 { PCI_VDEVICE(INTEL, 0xa2e6), (kernel_ulong_t)&spt_uart_info },
b418bbff
AS
280 /* CNL-H */
281 { PCI_VDEVICE(INTEL, 0xa328), (kernel_ulong_t)&spt_uart_info },
282 { PCI_VDEVICE(INTEL, 0xa329), (kernel_ulong_t)&spt_uart_info },
283 { PCI_VDEVICE(INTEL, 0xa32a), (kernel_ulong_t)&spt_info },
284 { PCI_VDEVICE(INTEL, 0xa32b), (kernel_ulong_t)&spt_info },
b418bbff 285 { PCI_VDEVICE(INTEL, 0xa347), (kernel_ulong_t)&spt_uart_info },
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286 { PCI_VDEVICE(INTEL, 0xa368), (kernel_ulong_t)&cnl_i2c_info },
287 { PCI_VDEVICE(INTEL, 0xa369), (kernel_ulong_t)&cnl_i2c_info },
288 { PCI_VDEVICE(INTEL, 0xa36a), (kernel_ulong_t)&cnl_i2c_info },
289 { PCI_VDEVICE(INTEL, 0xa36b), (kernel_ulong_t)&cnl_i2c_info },
f88314c1 290 { PCI_VDEVICE(INTEL, 0xa37b), (kernel_ulong_t)&spt_info },
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AS
291 { }
292};
293MODULE_DEVICE_TABLE(pci, intel_lpss_pci_ids);
294
295static struct pci_driver intel_lpss_pci_driver = {
296 .name = "intel-lpss",
297 .id_table = intel_lpss_pci_ids,
298 .probe = intel_lpss_pci_probe,
299 .remove = intel_lpss_pci_remove,
300 .driver = {
301 .pm = &intel_lpss_pci_pm_ops,
302 },
303};
304
305module_pci_driver(intel_lpss_pci_driver);
306
307MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@linux.intel.com>");
308MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>");
309MODULE_DESCRIPTION("Intel LPSS PCI driver");
310MODULE_LICENSE("GPL v2");