1 /******************************************************************************
2 * Filename: setup.c
3 *
4 * Description: Setup file for CC23x0R5 devices.
5 *
6 * Copyright (c) 2022-2023 Texas Instruments Incorporated
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
10 *
11 * 1) Redistributions of source code must retain the above copyright notice,
12 * this list of conditions and the following disclaimer.
13 *
14 * 2) Redistributions in binary form must reproduce the above copyright notice,
15 * this list of conditions and the following disclaimer in the documentation
16 * and/or other materials provided with the distribution.
17 *
18 * 3) Neither the name of the copyright holder nor the names of its
19 * contributors may be used to endorse or promote products derived from this
20 * software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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33 *
34 ******************************************************************************/
35 #include "../inc/hw_types.h"
36 #include "../inc/hw_ckmd.h"
37 #include "../inc/hw_fcfg.h"
38 #include "setup.h"
39
SetupTrimDevice(void)40 void SetupTrimDevice(void)
41 {
42 uint8_t trimState;
43
44 // Read out the layout revision number
45 if (fcfg->appTrims.revision >= 4)
46 {
47 // Hard coded address for fcfg->appTrimsExt.cc23x0r5.ateFtRev.trimState
48 // to be independent of fcfg layout revision
49 trimState = HWREGB(0x4E00032F);
50 }
51 else
52 {
53 // Hard coded address for fcfg->appTrimsExt.cc23x0r5.ateFtRev.trimState
54 // to be independent of fcfg layout revision
55 trimState = HWREGB(0x4E0003AF);
56 }
57
58 if (trimState > 0xFC)
59 {
60 // Override HFXT trims on state D and earlier devices. Without this
61 // override, HFXT startup will alternate between 20us and 1.5ms.
62 HWREG(CKMD_BASE + CKMD_O_HFXTINIT) = (0x23 << CKMD_HFXTINIT_Q1CAP_S) | (0x23 << CKMD_HFXTINIT_Q2CAP_S) |
63 (0x8 << CKMD_HFXTINIT_IREF_S) | (0x12 << CKMD_HFXTINIT_AMPTHR_S) |
64 (0x7F << CKMD_HFXTINIT_IDAC_S);
65
66 HWREG(CKMD_BASE + CKMD_O_HFXTTARG) = (0x23 << CKMD_HFXTTARG_Q1CAP_S) | (0x23 << CKMD_HFXTTARG_Q2CAP_S) |
67 (0x3 << CKMD_HFXTTARG_IREF_S) | (0x12 << CKMD_HFXTTARG_AMPTHR_S) |
68 (0x7F << CKMD_HFXTTARG_IDAC_S) | (0x1 << CKMD_HFXTTARG_AMPHYST_S);
69 }
70 }
71
