1 /*
2  * twl-common.c
3  *
4  * Copyright (C) 2011 Texas Instruments, Inc..
5  * Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * version 2 as published by the Free Software Foundation.
10  *
11  * This program is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
19  * 02110-1301 USA
20  *
21  */
22 
23 #include <linux/i2c.h>
24 #include <linux/i2c/twl.h>
25 #include <linux/gpio.h>
26 #include <linux/regulator/machine.h>
27 #include <linux/regulator/fixed.h>
28 
29 #include <plat/i2c.h>
30 #include <plat/usb.h>
31 
32 #include "twl-common.h"
33 #include "pm.h"
34 
35 static struct i2c_board_info __initdata pmic_i2c_board_info = {
36 	.addr		= 0x48,
37 	.flags		= I2C_CLIENT_WAKE,
38 };
39 
40 static struct i2c_board_info __initdata omap4_i2c1_board_info[] = {
41 	{
42 		.addr		= 0x48,
43 		.flags		= I2C_CLIENT_WAKE,
44 	},
45 	{
46 		I2C_BOARD_INFO("twl6040", 0x4b),
47 	},
48 };
49 
omap_pmic_init(int bus,u32 clkrate,const char * pmic_type,int pmic_irq,struct twl4030_platform_data * pmic_data)50 void __init omap_pmic_init(int bus, u32 clkrate,
51 			   const char *pmic_type, int pmic_irq,
52 			   struct twl4030_platform_data *pmic_data)
53 {
54 	strncpy(pmic_i2c_board_info.type, pmic_type,
55 		sizeof(pmic_i2c_board_info.type));
56 	pmic_i2c_board_info.irq = pmic_irq;
57 	pmic_i2c_board_info.platform_data = pmic_data;
58 
59 	omap_register_i2c_bus(bus, clkrate, &pmic_i2c_board_info, 1);
60 }
61 
omap4_pmic_init(const char * pmic_type,struct twl4030_platform_data * pmic_data,struct twl6040_platform_data * twl6040_data,int twl6040_irq)62 void __init omap4_pmic_init(const char *pmic_type,
63 		    struct twl4030_platform_data *pmic_data,
64 		    struct twl6040_platform_data *twl6040_data, int twl6040_irq)
65 {
66 	/* PMIC part*/
67 	strncpy(omap4_i2c1_board_info[0].type, pmic_type,
68 		sizeof(omap4_i2c1_board_info[0].type));
69 	omap4_i2c1_board_info[0].irq = OMAP44XX_IRQ_SYS_1N;
70 	omap4_i2c1_board_info[0].platform_data = pmic_data;
71 
72 	/* TWL6040 audio IC part */
73 	omap4_i2c1_board_info[1].irq = twl6040_irq;
74 	omap4_i2c1_board_info[1].platform_data = twl6040_data;
75 
76 	omap_register_i2c_bus(1, 400, omap4_i2c1_board_info, 2);
77 
78 }
79 
omap_pmic_late_init(void)80 void __init omap_pmic_late_init(void)
81 {
82 	/* Init the OMAP TWL parameters (if PMIC has been registerd) */
83 	if (pmic_i2c_board_info.irq)
84 		omap3_twl_init();
85 	if (omap4_i2c1_board_info[0].irq)
86 		omap4_twl_init();
87 }
88 
89 #if defined(CONFIG_ARCH_OMAP3)
90 static struct twl4030_usb_data omap3_usb_pdata = {
91 	.usb_mode	= T2_USB_MODE_ULPI,
92 };
93 
94 static int omap3_batt_table[] = {
95 /* 0 C */
96 30800, 29500, 28300, 27100,
97 26000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900,
98 17200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100,
99 11600, 11200, 10800, 10400, 10000, 9630,  9280,  8950,  8620,  8310,
100 8020,  7730,  7460,  7200,  6950,  6710,  6470,  6250,  6040,  5830,
101 5640,  5450,  5260,  5090,  4920,  4760,  4600,  4450,  4310,  4170,
102 4040,  3910,  3790,  3670,  3550
103 };
104 
105 static struct twl4030_bci_platform_data omap3_bci_pdata = {
106 	.battery_tmp_tbl	= omap3_batt_table,
107 	.tblsize		= ARRAY_SIZE(omap3_batt_table),
108 };
109 
110 static struct twl4030_madc_platform_data omap3_madc_pdata = {
111 	.irq_line	= 1,
112 };
113 
114 static struct twl4030_codec_data omap3_codec;
115 
116 static struct twl4030_audio_data omap3_audio_pdata = {
117 	.audio_mclk = 26000000,
118 	.codec = &omap3_codec,
119 };
120 
121 static struct regulator_consumer_supply omap3_vdda_dac_supplies[] = {
122 	REGULATOR_SUPPLY("vdda_dac", "omapdss_venc"),
123 };
124 
125 static struct regulator_init_data omap3_vdac_idata = {
126 	.constraints = {
127 		.min_uV			= 1800000,
128 		.max_uV			= 1800000,
129 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
130 					| REGULATOR_MODE_STANDBY,
131 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
132 					| REGULATOR_CHANGE_STATUS,
133 	},
134 	.num_consumer_supplies	= ARRAY_SIZE(omap3_vdda_dac_supplies),
135 	.consumer_supplies	= omap3_vdda_dac_supplies,
136 };
137 
138 static struct regulator_consumer_supply omap3_vpll2_supplies[] = {
139 	REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
140 	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
141 };
142 
143 static struct regulator_init_data omap3_vpll2_idata = {
144 	.constraints = {
145 		.min_uV                 = 1800000,
146 		.max_uV                 = 1800000,
147 		.valid_modes_mask       = REGULATOR_MODE_NORMAL
148 					| REGULATOR_MODE_STANDBY,
149 		.valid_ops_mask         = REGULATOR_CHANGE_MODE
150 					| REGULATOR_CHANGE_STATUS,
151 	},
152 	.num_consumer_supplies		= ARRAY_SIZE(omap3_vpll2_supplies),
153 	.consumer_supplies		= omap3_vpll2_supplies,
154 };
155 
omap3_pmic_get_config(struct twl4030_platform_data * pmic_data,u32 pdata_flags,u32 regulators_flags)156 void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data,
157 				  u32 pdata_flags, u32 regulators_flags)
158 {
159 	if (!pmic_data->irq_base)
160 		pmic_data->irq_base = TWL4030_IRQ_BASE;
161 	if (!pmic_data->irq_end)
162 		pmic_data->irq_end = TWL4030_IRQ_END;
163 
164 	/* Common platform data configurations */
165 	if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb)
166 		pmic_data->usb = &omap3_usb_pdata;
167 
168 	if (pdata_flags & TWL_COMMON_PDATA_BCI && !pmic_data->bci)
169 		pmic_data->bci = &omap3_bci_pdata;
170 
171 	if (pdata_flags & TWL_COMMON_PDATA_MADC && !pmic_data->madc)
172 		pmic_data->madc = &omap3_madc_pdata;
173 
174 	if (pdata_flags & TWL_COMMON_PDATA_AUDIO && !pmic_data->audio)
175 		pmic_data->audio = &omap3_audio_pdata;
176 
177 	/* Common regulator configurations */
178 	if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac)
179 		pmic_data->vdac = &omap3_vdac_idata;
180 
181 	if (regulators_flags & TWL_COMMON_REGULATOR_VPLL2 && !pmic_data->vpll2)
182 		pmic_data->vpll2 = &omap3_vpll2_idata;
183 }
184 #endif /* CONFIG_ARCH_OMAP3 */
185 
186 #if defined(CONFIG_ARCH_OMAP4)
187 static struct twl4030_usb_data omap4_usb_pdata = {
188 	.phy_init	= omap4430_phy_init,
189 	.phy_exit	= omap4430_phy_exit,
190 	.phy_power	= omap4430_phy_power,
191 	.phy_set_clock	= omap4430_phy_set_clk,
192 	.phy_suspend	= omap4430_phy_suspend,
193 };
194 
195 static struct regulator_init_data omap4_vdac_idata = {
196 	.constraints = {
197 		.min_uV			= 1800000,
198 		.max_uV			= 1800000,
199 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
200 					| REGULATOR_MODE_STANDBY,
201 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
202 					| REGULATOR_CHANGE_STATUS,
203 	},
204 };
205 
206 static struct regulator_init_data omap4_vaux2_idata = {
207 	.constraints = {
208 		.min_uV			= 1200000,
209 		.max_uV			= 2800000,
210 		.apply_uV		= true,
211 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
212 					| REGULATOR_MODE_STANDBY,
213 		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
214 					| REGULATOR_CHANGE_MODE
215 					| REGULATOR_CHANGE_STATUS,
216 	},
217 };
218 
219 static struct regulator_init_data omap4_vaux3_idata = {
220 	.constraints = {
221 		.min_uV			= 1000000,
222 		.max_uV			= 3000000,
223 		.apply_uV		= true,
224 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
225 					| REGULATOR_MODE_STANDBY,
226 		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
227 					| REGULATOR_CHANGE_MODE
228 					| REGULATOR_CHANGE_STATUS,
229 	},
230 };
231 
232 static struct regulator_consumer_supply omap4_vmmc_supply[] = {
233 	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
234 };
235 
236 /* VMMC1 for MMC1 card */
237 static struct regulator_init_data omap4_vmmc_idata = {
238 	.constraints = {
239 		.min_uV			= 1200000,
240 		.max_uV			= 3000000,
241 		.apply_uV		= true,
242 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
243 					| REGULATOR_MODE_STANDBY,
244 		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
245 					| REGULATOR_CHANGE_MODE
246 					| REGULATOR_CHANGE_STATUS,
247 	},
248 	.num_consumer_supplies  = ARRAY_SIZE(omap4_vmmc_supply),
249 	.consumer_supplies      = omap4_vmmc_supply,
250 };
251 
252 static struct regulator_init_data omap4_vpp_idata = {
253 	.constraints = {
254 		.min_uV			= 1800000,
255 		.max_uV			= 2500000,
256 		.apply_uV		= true,
257 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
258 					| REGULATOR_MODE_STANDBY,
259 		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
260 					| REGULATOR_CHANGE_MODE
261 					| REGULATOR_CHANGE_STATUS,
262 	},
263 };
264 
265 static struct regulator_init_data omap4_vana_idata = {
266 	.constraints = {
267 		.min_uV			= 2100000,
268 		.max_uV			= 2100000,
269 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
270 					| REGULATOR_MODE_STANDBY,
271 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
272 					| REGULATOR_CHANGE_STATUS,
273 	},
274 };
275 
276 static struct regulator_consumer_supply omap4_vcxio_supply[] = {
277 	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dss"),
278 	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
279 	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.1"),
280 };
281 
282 static struct regulator_init_data omap4_vcxio_idata = {
283 	.constraints = {
284 		.min_uV			= 1800000,
285 		.max_uV			= 1800000,
286 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
287 					| REGULATOR_MODE_STANDBY,
288 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
289 					| REGULATOR_CHANGE_STATUS,
290 		.always_on		= true,
291 	},
292 	.num_consumer_supplies	= ARRAY_SIZE(omap4_vcxio_supply),
293 	.consumer_supplies	= omap4_vcxio_supply,
294 };
295 
296 static struct regulator_init_data omap4_vusb_idata = {
297 	.constraints = {
298 		.min_uV			= 3300000,
299 		.max_uV			= 3300000,
300 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
301 					| REGULATOR_MODE_STANDBY,
302 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
303 					| REGULATOR_CHANGE_STATUS,
304 	},
305 };
306 
307 static struct regulator_init_data omap4_clk32kg_idata = {
308 	.constraints = {
309 		.valid_ops_mask		= REGULATOR_CHANGE_STATUS,
310 	},
311 };
312 
omap4_pmic_get_config(struct twl4030_platform_data * pmic_data,u32 pdata_flags,u32 regulators_flags)313 void __init omap4_pmic_get_config(struct twl4030_platform_data *pmic_data,
314 				  u32 pdata_flags, u32 regulators_flags)
315 {
316 	if (!pmic_data->irq_base)
317 		pmic_data->irq_base = TWL6030_IRQ_BASE;
318 	if (!pmic_data->irq_end)
319 		pmic_data->irq_end = TWL6030_IRQ_END;
320 
321 	/* Common platform data configurations */
322 	if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb)
323 		pmic_data->usb = &omap4_usb_pdata;
324 
325 	/* Common regulator configurations */
326 	if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac)
327 		pmic_data->vdac = &omap4_vdac_idata;
328 
329 	if (regulators_flags & TWL_COMMON_REGULATOR_VAUX2 && !pmic_data->vaux2)
330 		pmic_data->vaux2 = &omap4_vaux2_idata;
331 
332 	if (regulators_flags & TWL_COMMON_REGULATOR_VAUX3 && !pmic_data->vaux3)
333 		pmic_data->vaux3 = &omap4_vaux3_idata;
334 
335 	if (regulators_flags & TWL_COMMON_REGULATOR_VMMC && !pmic_data->vmmc)
336 		pmic_data->vmmc = &omap4_vmmc_idata;
337 
338 	if (regulators_flags & TWL_COMMON_REGULATOR_VPP && !pmic_data->vpp)
339 		pmic_data->vpp = &omap4_vpp_idata;
340 
341 	if (regulators_flags & TWL_COMMON_REGULATOR_VANA && !pmic_data->vana)
342 		pmic_data->vana = &omap4_vana_idata;
343 
344 	if (regulators_flags & TWL_COMMON_REGULATOR_VCXIO && !pmic_data->vcxio)
345 		pmic_data->vcxio = &omap4_vcxio_idata;
346 
347 	if (regulators_flags & TWL_COMMON_REGULATOR_VUSB && !pmic_data->vusb)
348 		pmic_data->vusb = &omap4_vusb_idata;
349 
350 	if (regulators_flags & TWL_COMMON_REGULATOR_CLK32KG &&
351 	    !pmic_data->clk32kg)
352 		pmic_data->clk32kg = &omap4_clk32kg_idata;
353 }
354 #endif /* CONFIG_ARCH_OMAP4 */
355