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comparison src/cs/system/main/abb_init.c @ 18:80c8857ce1c7

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ABB init hooked in
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 15 May 2020 05:23:20 +0000
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17:9a8a20d45be7 18:80c8857ce1c7
1 /*
2 * This module is a small extract from TI's l1_init.c,
3 * containing the function that initializes access to the ABB.
4 */
5
6 #include <string.h>
7 #include "l1_types.h"
8 #include "sys_types.h"
9 #include "spi_drv.h"
10 #include "abb.h"
11
12 #include "mem.h"
13 #include "inth.h"
14 #include "dma.h"
15 #include "iq.h"
16
17 #include "clkm.h"
18 #include "rhea_arm.h"
19 #include "ulpd.h"
20
21 /*-------------------------------------------------------*/
22 /* l1_abb_power_on() */
23 /*-------------------------------------------------------*/
24 /* Parameters : */
25 /* Return : */
26 /* Functionality : */
27 /* Initialize the global structure for spi communication */
28 /* with ABB. */
29 /* Set up ABB connection (CLK 13M free) */
30 /* Aknowledge the ABB status register */
31 /* Configure ABB modules */
32 /* Program the ramp parameters into the NDB */
33 /* Load in the NDB registers' value to be programmed in */
34 /* ABB at first communication it */
35 /*-------------------------------------------------------*/
36
37 void l1_abb_power_on(void)
38 {
39 T_SPI_DEV *Abb;
40 T_SPI_DEV init_spi_device;
41 UWORD16 Abb_Status;
42
43 Abb = &init_spi_device; /* Pointer initialization to device communication structure */
44 Abb->PrescVal = SPI_CLOCK_DIV_1; /* ABB transmission parameters initialization */
45 Abb->DataTrLength = SPI_WNB_15;
46 Abb->DevAddLength = 5;
47 Abb->DevId = ABB;
48 Abb->ClkEdge = SPI_CLK_EDG_RISE;
49 Abb->TspEnLevel = SPI_NTSPEN_NEG_LEV;
50 Abb->TspEnForm = SPI_NTSPEN_LEV_TRIG;
51
52 SPI_InitDev(Abb); /* Initialize the spi to work with ABB */
53
54 ABB_free_13M(); /* Set up Abb connection (CLK 13M free).*/
55 Abb_Status = ABB_Read_Status(); /* Aknowledge the Abb status register. */
56
57 /*------------------------------------------------------------------*/
58 /* Add here SW to manage Abb VRPCSTS status register informations */
59 /*------------------------------------------------------------------*/
60
61 ABB_Read_Register_on_page(PAGE0,ITSTATREG); /* Aknowledge the interrupt status register */
62 /* to clear any pending interrupt */
63
64 /* FC FFS editor: different arguments from full L1 */
65 ABB_on(0, 0);
66 }