FreeCalypso > hg > fc-tourmaline

comparison src/cs/drivers/drv_app/buzzer/vibrator.c @ 289:4d203ef0eb4b

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implement vibrator on/off control driver The piece implemented here is just the HW on/off driver; on top of this driver there will be a VIBR service (to be implemented in RiViera land) that will implement vibration pulse trains.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 26 Mar 2022 17:03:36 +0000
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288:25d3ee009d19 289:4d203ef0eb4b
1 /*
2 * This C module is a FreeCalypso addition: it implements hardware vibrator
3 * control as appropriate for different hw targets.
4 */
5
6 #include "main/sys_types.h"
7 #include "memif/mem.h"
8 #include "armio/armio.h"
9 #include "buzzer.h"
10 #include "vibrator.h"
11 #include "abb/abb.h"
12
13 #include "board.cfg"
14 #include "fc-target.h"
15
16 /* flag tells L1 to suppress deep sleep */
17 SYS_BOOL HW_vibrator_is_on;
18
19 void HW_vibrator_on(SYS_UWORD8 level)
20 {
21 HW_vibrator_is_on = 1;
22 #ifdef CONFIG_TARGET_PIRELLI
23 /* vibrator is controlled via BU output */
24 BZ_Tone(0);
25 BZ_Volume(level >> 2);
26 BZ_Enable();
27 #elif defined(CONFIG_TARGET_COMPAL)
28 /* vibrator is controlled via Iota AUX DAC */
29 ABB_Write_Register_on_page(PAGE0, TOGBR1, 0x20);
30 ABB_Write_Register_on_page(PAGE0, AUXDAC, (level << 2) | 3);
31 #endif
32 }
33
34 void HW_vibrator_off(void)
35 {
36 #ifdef CONFIG_TARGET_PIRELLI
37 BZ_Disable();
38 #elif defined(CONFIG_TARGET_COMPAL)
39 ABB_Write_Register_on_page(PAGE0, AUXDAC, 0);
40 ABB_Write_Register_on_page(PAGE0, TOGBR1, 0x10);
41 #endif
42 HW_vibrator_is_on = 0;
43 }