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6fa3eb70 S |
1 | /****************************************************************************** |
2 | * mt6575_vibrator.c - MT6575 Android Linux Vibrator Device Driver | |
3 | * | |
4 | * Copyright 2009-2010 MediaTek Co.,Ltd. | |
5 | * | |
6 | * DESCRIPTION: | |
7 | * This file provid the other drivers vibrator relative functions | |
8 | * | |
9 | ******************************************************************************/ | |
10 | ||
11 | #include <linux/init.h> | |
12 | #include <linux/module.h> | |
13 | #include <linux/kernel.h> | |
14 | #include <linux/types.h> | |
15 | #include <linux/device.h> | |
16 | #include <mach/mt_typedefs.h> | |
17 | #include <cust_vibrator.h> | |
18 | #include <mach/upmu_common_sw.h> | |
19 | #include <mach/upmu_hw.h> | |
20 | #include <linux/delay.h> | |
21 | ||
22 | #ifdef CONFIG_MTK_PMIC_MT6397 | |
23 | static int vibe_mode = 0; | |
24 | #endif | |
25 | extern S32 pwrap_read( U32 adr, U32 *rdata ); | |
26 | extern S32 pwrap_write( U32 adr, U32 wdata ); | |
27 | #if 0 | |
28 | // pmic wrap read and write func | |
29 | static unsigned int vibr_pmic_pwrap_read(U32 addr) | |
30 | { | |
31 | ||
32 | U32 val =0; | |
33 | pwrap_read(addr, &val); | |
34 | return val; | |
35 | ||
36 | } | |
37 | ||
38 | static void vibr_pmic_pwrap_write(unsigned int addr, unsigned int wdata) | |
39 | ||
40 | { | |
41 | //unsigned int val =0; | |
42 | pwrap_write(addr, wdata); | |
43 | } | |
44 | #endif | |
45 | extern void dct_pmic_VIBR_enable(kal_bool dctEnable); | |
46 | ||
47 | void vibr_Enable_HW(void) | |
48 | { | |
49 | ||
50 | ||
51 | printk("[vibrator]vibr_Enable \n"); | |
52 | ||
53 | #ifdef CONFIG_MTK_PMIC_MT6397 | |
54 | ||
55 | /* | |
56 | if(hwPowerOn(MT65XX_POWER_LDO_VIBR, VOL_2800, "VIBR")) { | |
57 | ldo_state=1; | |
58 | } | |
59 | */ | |
60 | //dct_pmic_VIBR_enable(1); | |
61 | ||
62 | upmu_set_rg_vibr_sw_mode(1);// [bit 5]: VIBR_SW_MODE 0=HW, 1=SW | |
63 | upmu_set_rg_vibr_vosel(7); // [bit 11-9]: VIBR_SEL, 101=2.8V, 110=3.0V, 111=3.3V | |
64 | upmu_set_rg_vibr_fr_ori(1); //[bit 4-3]: VIBR_FR_ORI, 00=float, 01=forward, 10=braking, 11=backward | |
65 | //upmu_set_rg_vibr_mst_time(); //[bit 7-6]: VIBR_MST_TIME, 00=1us, 01=2us, 10=4us, 11=8us | |
66 | ||
67 | upmu_set_rg_vibr_en(1); //[bit 15]: VIBR_EN, 1=enable | |
68 | upmu_set_rg_vibr_pwdb(1); //[bit 6]: VIBR_PWDB, 1=enable | |
69 | ||
70 | #else | |
71 | dct_pmic_VIBR_enable(1); | |
72 | #endif | |
73 | ||
74 | return; | |
75 | ||
76 | } | |
77 | ||
78 | void vibr_Disable_HW(void) | |
79 | { | |
80 | printk("[vibrator]vibr_Disable \n"); | |
81 | ||
82 | #ifdef CONFIG_MTK_PMIC_MT6397 | |
83 | ||
84 | /* | |
85 | if(hwPowerDown(MT65XX_POWER_LDO_VIBR, "VIBR")) { | |
86 | ldo_state=0; | |
87 | } | |
88 | */ | |
89 | //dct_pmic_VIBR_enable(0); | |
90 | switch(vibe_mode) | |
91 | { | |
92 | case 1: | |
93 | upmu_set_rg_vibr_fr_ori(2); //[bit 4-3]: VIBR_FR_ORI, 00=float, 01=forward, 10=braking, 11=backward | |
94 | upmu_set_rg_vibr_fr_ori(3); //[bit 4-3]: VIBR_FR_ORI, 00=float, 01=forward, 10=braking, 11=backward | |
95 | ||
96 | msleep(30); //delay 30ms | |
97 | upmu_set_rg_vibr_fr_ori(2); //[bit 4-3]: VIBR_FR_ORI, 00=float, 01=forward, 10=braking, 11=backward | |
98 | upmu_set_rg_vibr_en(0); //[bit 15]: VIBR_EN, 1=enable | |
99 | upmu_set_rg_vibr_pwdb(0); //[bit 6]: VIBR_PWDB, 1=enable | |
100 | case 0: | |
101 | default: | |
102 | upmu_set_rg_vibr_en(0); //[bit 15]: VIBR_EN, 1=enable | |
103 | upmu_set_rg_vibr_pwdb(0); //[bit 6]: VIBR_PWDB, 1=enable | |
104 | break; | |
105 | } | |
106 | vibe_mode = 0; | |
107 | #else | |
108 | dct_pmic_VIBR_enable(0); | |
109 | #endif | |
110 | ||
111 | return; | |
112 | } | |
113 | ||
114 | void vibr_power_set(void) | |
115 | { | |
116 | #ifdef CUST_VIBR_VOL | |
117 | struct vibrator_hw* hw = get_cust_vibrator_hw(); | |
118 | printk("[vibrator]vibr_init: vibrator set voltage = %d\n", hw->vib_vol); | |
119 | upmu_set_rg_vibr_vosel(hw->vib_vol); | |
120 | #endif | |
121 | } | |
122 | ||
123 | struct vibrator_hw* mt_get_cust_vibrator_hw(void) | |
124 | { | |
125 | return get_cust_vibrator_hw(); | |
126 | } |