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 
omap_pmic_init(int bus,u32 clkrate,const char * pmic_type,int pmic_irq,struct twl4030_platform_data * pmic_data)40 void __init omap_pmic_init(int bus, u32 clkrate,
41 			   const char *pmic_type, int pmic_irq,
42 			   struct twl4030_platform_data *pmic_data)
43 {
44 	strncpy(pmic_i2c_board_info.type, pmic_type,
45 		sizeof(pmic_i2c_board_info.type));
46 	pmic_i2c_board_info.irq = pmic_irq;
47 	pmic_i2c_board_info.platform_data = pmic_data;
48 
49 	omap_register_i2c_bus(bus, clkrate, &pmic_i2c_board_info, 1);
50 }
51 
omap_pmic_late_init(void)52 void __init omap_pmic_late_init(void)
53 {
54 	/* Init the OMAP TWL parameters (if PMIC has been registerd) */
55 	if (!pmic_i2c_board_info.irq)
56 		return;
57 
58 	omap3_twl_init();
59 	omap4_twl_init();
60 }
61 
62 #if defined(CONFIG_ARCH_OMAP3)
63 static struct twl4030_usb_data omap3_usb_pdata = {
64 	.usb_mode	= T2_USB_MODE_ULPI,
65 };
66 
67 static int omap3_batt_table[] = {
68 /* 0 C */
69 30800, 29500, 28300, 27100,
70 26000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900,
71 17200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100,
72 11600, 11200, 10800, 10400, 10000, 9630,  9280,  8950,  8620,  8310,
73 8020,  7730,  7460,  7200,  6950,  6710,  6470,  6250,  6040,  5830,
74 5640,  5450,  5260,  5090,  4920,  4760,  4600,  4450,  4310,  4170,
75 4040,  3910,  3790,  3670,  3550
76 };
77 
78 static struct twl4030_bci_platform_data omap3_bci_pdata = {
79 	.battery_tmp_tbl	= omap3_batt_table,
80 	.tblsize		= ARRAY_SIZE(omap3_batt_table),
81 };
82 
83 static struct twl4030_madc_platform_data omap3_madc_pdata = {
84 	.irq_line	= 1,
85 };
86 
87 static struct twl4030_codec_data omap3_codec;
88 
89 static struct twl4030_audio_data omap3_audio_pdata = {
90 	.audio_mclk = 26000000,
91 	.codec = &omap3_codec,
92 };
93 
94 static struct regulator_consumer_supply omap3_vdda_dac_supplies[] = {
95 	REGULATOR_SUPPLY("vdda_dac", "omapdss_venc"),
96 };
97 
98 static struct regulator_init_data omap3_vdac_idata = {
99 	.constraints = {
100 		.min_uV			= 1800000,
101 		.max_uV			= 1800000,
102 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
103 					| REGULATOR_MODE_STANDBY,
104 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
105 					| REGULATOR_CHANGE_STATUS,
106 	},
107 	.num_consumer_supplies	= ARRAY_SIZE(omap3_vdda_dac_supplies),
108 	.consumer_supplies	= omap3_vdda_dac_supplies,
109 };
110 
111 static struct regulator_consumer_supply omap3_vpll2_supplies[] = {
112 	REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
113 	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
114 };
115 
116 static struct regulator_init_data omap3_vpll2_idata = {
117 	.constraints = {
118 		.min_uV                 = 1800000,
119 		.max_uV                 = 1800000,
120 		.valid_modes_mask       = REGULATOR_MODE_NORMAL
121 					| REGULATOR_MODE_STANDBY,
122 		.valid_ops_mask         = REGULATOR_CHANGE_MODE
123 					| REGULATOR_CHANGE_STATUS,
124 	},
125 	.num_consumer_supplies		= ARRAY_SIZE(omap3_vpll2_supplies),
126 	.consumer_supplies		= omap3_vpll2_supplies,
127 };
128 
omap3_pmic_get_config(struct twl4030_platform_data * pmic_data,u32 pdata_flags,u32 regulators_flags)129 void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data,
130 				  u32 pdata_flags, u32 regulators_flags)
131 {
132 	if (!pmic_data->irq_base)
133 		pmic_data->irq_base = TWL4030_IRQ_BASE;
134 	if (!pmic_data->irq_end)
135 		pmic_data->irq_end = TWL4030_IRQ_END;
136 
137 	/* Common platform data configurations */
138 	if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb)
139 		pmic_data->usb = &omap3_usb_pdata;
140 
141 	if (pdata_flags & TWL_COMMON_PDATA_BCI && !pmic_data->bci)
142 		pmic_data->bci = &omap3_bci_pdata;
143 
144 	if (pdata_flags & TWL_COMMON_PDATA_MADC && !pmic_data->madc)
145 		pmic_data->madc = &omap3_madc_pdata;
146 
147 	if (pdata_flags & TWL_COMMON_PDATA_AUDIO && !pmic_data->audio)
148 		pmic_data->audio = &omap3_audio_pdata;
149 
150 	/* Common regulator configurations */
151 	if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac)
152 		pmic_data->vdac = &omap3_vdac_idata;
153 
154 	if (regulators_flags & TWL_COMMON_REGULATOR_VPLL2 && !pmic_data->vpll2)
155 		pmic_data->vpll2 = &omap3_vpll2_idata;
156 }
157 #endif /* CONFIG_ARCH_OMAP3 */
158 
159 #if defined(CONFIG_ARCH_OMAP4)
160 static struct twl4030_usb_data omap4_usb_pdata = {
161 	.phy_init	= omap4430_phy_init,
162 	.phy_exit	= omap4430_phy_exit,
163 	.phy_power	= omap4430_phy_power,
164 	.phy_set_clock	= omap4430_phy_set_clk,
165 	.phy_suspend	= omap4430_phy_suspend,
166 };
167 
168 static struct regulator_init_data omap4_vdac_idata = {
169 	.constraints = {
170 		.min_uV			= 1800000,
171 		.max_uV			= 1800000,
172 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
173 					| REGULATOR_MODE_STANDBY,
174 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
175 					| REGULATOR_CHANGE_STATUS,
176 	},
177 };
178 
179 static struct regulator_init_data omap4_vaux2_idata = {
180 	.constraints = {
181 		.min_uV			= 1200000,
182 		.max_uV			= 2800000,
183 		.apply_uV		= true,
184 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
185 					| REGULATOR_MODE_STANDBY,
186 		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
187 					| REGULATOR_CHANGE_MODE
188 					| REGULATOR_CHANGE_STATUS,
189 	},
190 };
191 
192 static struct regulator_init_data omap4_vaux3_idata = {
193 	.constraints = {
194 		.min_uV			= 1000000,
195 		.max_uV			= 3000000,
196 		.apply_uV		= true,
197 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
198 					| REGULATOR_MODE_STANDBY,
199 		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
200 					| REGULATOR_CHANGE_MODE
201 					| REGULATOR_CHANGE_STATUS,
202 	},
203 };
204 
205 static struct regulator_consumer_supply omap4_vmmc_supply[] = {
206 	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
207 };
208 
209 /* VMMC1 for MMC1 card */
210 static struct regulator_init_data omap4_vmmc_idata = {
211 	.constraints = {
212 		.min_uV			= 1200000,
213 		.max_uV			= 3000000,
214 		.apply_uV		= true,
215 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
216 					| REGULATOR_MODE_STANDBY,
217 		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
218 					| REGULATOR_CHANGE_MODE
219 					| REGULATOR_CHANGE_STATUS,
220 	},
221 	.num_consumer_supplies  = ARRAY_SIZE(omap4_vmmc_supply),
222 	.consumer_supplies      = omap4_vmmc_supply,
223 };
224 
225 static struct regulator_init_data omap4_vpp_idata = {
226 	.constraints = {
227 		.min_uV			= 1800000,
228 		.max_uV			= 2500000,
229 		.apply_uV		= true,
230 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
231 					| REGULATOR_MODE_STANDBY,
232 		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
233 					| REGULATOR_CHANGE_MODE
234 					| REGULATOR_CHANGE_STATUS,
235 	},
236 };
237 
238 static struct regulator_init_data omap4_vana_idata = {
239 	.constraints = {
240 		.min_uV			= 2100000,
241 		.max_uV			= 2100000,
242 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
243 					| REGULATOR_MODE_STANDBY,
244 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
245 					| REGULATOR_CHANGE_STATUS,
246 	},
247 };
248 
249 static struct regulator_consumer_supply omap4_vcxio_supply[] = {
250 	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dss"),
251 	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
252 	REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.1"),
253 };
254 
255 static struct regulator_init_data omap4_vcxio_idata = {
256 	.constraints = {
257 		.min_uV			= 1800000,
258 		.max_uV			= 1800000,
259 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
260 					| REGULATOR_MODE_STANDBY,
261 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
262 					| REGULATOR_CHANGE_STATUS,
263 		.always_on		= true,
264 	},
265 	.num_consumer_supplies	= ARRAY_SIZE(omap4_vcxio_supply),
266 	.consumer_supplies	= omap4_vcxio_supply,
267 };
268 
269 static struct regulator_init_data omap4_vusb_idata = {
270 	.constraints = {
271 		.min_uV			= 3300000,
272 		.max_uV			= 3300000,
273 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
274 					| REGULATOR_MODE_STANDBY,
275 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
276 					| REGULATOR_CHANGE_STATUS,
277 	},
278 };
279 
280 static struct regulator_init_data omap4_clk32kg_idata = {
281 	.constraints = {
282 		.valid_ops_mask		= REGULATOR_CHANGE_STATUS,
283 	},
284 };
285 
omap4_pmic_get_config(struct twl4030_platform_data * pmic_data,u32 pdata_flags,u32 regulators_flags)286 void __init omap4_pmic_get_config(struct twl4030_platform_data *pmic_data,
287 				  u32 pdata_flags, u32 regulators_flags)
288 {
289 	if (!pmic_data->irq_base)
290 		pmic_data->irq_base = TWL6030_IRQ_BASE;
291 	if (!pmic_data->irq_end)
292 		pmic_data->irq_end = TWL6030_IRQ_END;
293 
294 	/* Common platform data configurations */
295 	if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb)
296 		pmic_data->usb = &omap4_usb_pdata;
297 
298 	/* Common regulator configurations */
299 	if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac)
300 		pmic_data->vdac = &omap4_vdac_idata;
301 
302 	if (regulators_flags & TWL_COMMON_REGULATOR_VAUX2 && !pmic_data->vaux2)
303 		pmic_data->vaux2 = &omap4_vaux2_idata;
304 
305 	if (regulators_flags & TWL_COMMON_REGULATOR_VAUX3 && !pmic_data->vaux3)
306 		pmic_data->vaux3 = &omap4_vaux3_idata;
307 
308 	if (regulators_flags & TWL_COMMON_REGULATOR_VMMC && !pmic_data->vmmc)
309 		pmic_data->vmmc = &omap4_vmmc_idata;
310 
311 	if (regulators_flags & TWL_COMMON_REGULATOR_VPP && !pmic_data->vpp)
312 		pmic_data->vpp = &omap4_vpp_idata;
313 
314 	if (regulators_flags & TWL_COMMON_REGULATOR_VANA && !pmic_data->vana)
315 		pmic_data->vana = &omap4_vana_idata;
316 
317 	if (regulators_flags & TWL_COMMON_REGULATOR_VCXIO && !pmic_data->vcxio)
318 		pmic_data->vcxio = &omap4_vcxio_idata;
319 
320 	if (regulators_flags & TWL_COMMON_REGULATOR_VUSB && !pmic_data->vusb)
321 		pmic_data->vusb = &omap4_vusb_idata;
322 
323 	if (regulators_flags & TWL_COMMON_REGULATOR_CLK32KG &&
324 	    !pmic_data->clk32kg)
325 		pmic_data->clk32kg = &omap4_clk32kg_idata;
326 }
327 #endif /* CONFIG_ARCH_OMAP4 */
328