v2.0.0
xosc.h
1// THIS HEADER FILE IS AUTOMATICALLY GENERATED -- DO NOT EDIT
2
8#ifndef _HARDWARE_STRUCTS_XOSC_H
9#define _HARDWARE_STRUCTS_XOSC_H
10
15#include "hardware/address_mapped.h"
16#include "hardware/regs/xosc.h"
17
18// Reference to datasheet: https://datasheets.raspberrypi.com/rp2350/rp2350-datasheet.pdf#tab-registerlist_xosc
19//
20// The _REG_ macro is intended to help make the register navigable in your IDE (for example, using the "Go to Definition" feature)
21// _REG_(x) will link to the corresponding register in hardware/regs/xosc.h.
22//
23// Bit-field descriptions are of the form:
24// BITMASK [BITRANGE] FIELDNAME (RESETVALUE) DESCRIPTION
25
27typedef struct {
28 _REG_(XOSC_CTRL_OFFSET) // XOSC_CTRL
29 // Crystal Oscillator Control
30 // 0x00fff000 [23:12] ENABLE (-) On power-up this field is initialised to DISABLE and the...
31 // 0x00000fff [11:0] FREQ_RANGE (-) The 12-bit code is intended to give some protection...
32 io_rw_32 ctrl;
33
34 _REG_(XOSC_STATUS_OFFSET) // XOSC_STATUS
35 // Crystal Oscillator Status
36 // 0x80000000 [31] STABLE (0) Oscillator is running and stable
37 // 0x01000000 [24] BADWRITE (0) An invalid value has been written to CTRL_ENABLE or...
38 // 0x00001000 [12] ENABLED (-) Oscillator is enabled but not necessarily running and...
39 // 0x00000003 [1:0] FREQ_RANGE (-) The current frequency range setting
40 io_rw_32 status;
41
42 _REG_(XOSC_DORMANT_OFFSET) // XOSC_DORMANT
43 // Crystal Oscillator pause control
44 // 0xffffffff [31:0] DORMANT (-) This is used to save power by pausing the XOSC +
45 io_rw_32 dormant;
46
47 _REG_(XOSC_STARTUP_OFFSET) // XOSC_STARTUP
48 // Controls the startup delay
49 // 0x00100000 [20] X4 (-) Multiplies the startup_delay by 4, just in case
50 // 0x00003fff [13:0] DELAY (-) in multiples of 256*xtal_period
51 io_rw_32 startup;
52
53 _REG_(XOSC_COUNT_OFFSET) // XOSC_COUNT
54 // A down counter running at the XOSC frequency which counts to zero and stops.
55 // 0x0000ffff [15:0] COUNT (0x0000)
56 io_rw_32 count;
57} xosc_hw_t;
59
60#define xosc_hw ((xosc_hw_t *)XOSC_BASE)
61static_assert(sizeof (xosc_hw_t) == 0x0014, "");
62
63#endif // _HARDWARE_STRUCTS_XOSC_H
64
address_mapped.h
xosc_hw_t
Definition: xosc.h:27