diff options
Diffstat (limited to 'lib/pico-sdk/rp2040/hardware/structs/pll.h')
-rw-r--r-- | lib/pico-sdk/rp2040/hardware/structs/pll.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/lib/pico-sdk/rp2040/hardware/structs/pll.h b/lib/pico-sdk/rp2040/hardware/structs/pll.h new file mode 100644 index 00000000..7d3ccc82 --- /dev/null +++ b/lib/pico-sdk/rp2040/hardware/structs/pll.h @@ -0,0 +1,61 @@ +// THIS HEADER FILE IS AUTOMATICALLY GENERATED -- DO NOT EDIT + +/** + * Copyright (c) 2024 Raspberry Pi Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + */ +#ifndef _HARDWARE_STRUCTS_PLL_H +#define _HARDWARE_STRUCTS_PLL_H + +/** + * \file rp2040/pll.h + */ + +#include "hardware/address_mapped.h" +#include "hardware/regs/pll.h" + +// Reference to datasheet: https://datasheets.raspberrypi.com/rp2040/rp2040-datasheet.pdf#tab-registerlist_pll +// +// The _REG_ macro is intended to help make the register navigable in your IDE (for example, using the "Go to Definition" feature) +// _REG_(x) will link to the corresponding register in hardware/regs/pll.h. +// +// Bit-field descriptions are of the form: +// BITMASK [BITRANGE] FIELDNAME (RESETVALUE) DESCRIPTION + +/// \tag::pll_hw[] +typedef struct { + _REG_(PLL_CS_OFFSET) // PLL_CS + // Control and Status + // 0x80000000 [31] LOCK (0) PLL is locked + // 0x00000100 [8] BYPASS (0) Passes the reference clock to the output instead of the... + // 0x0000003f [5:0] REFDIV (0x01) Divides the PLL input reference clock + io_rw_32 cs; + + _REG_(PLL_PWR_OFFSET) // PLL_PWR + // Controls the PLL power modes + // 0x00000020 [5] VCOPD (1) PLL VCO powerdown + + // 0x00000008 [3] POSTDIVPD (1) PLL post divider powerdown + + // 0x00000004 [2] DSMPD (1) PLL DSM powerdown + + // 0x00000001 [0] PD (1) PLL powerdown + + io_rw_32 pwr; + + _REG_(PLL_FBDIV_INT_OFFSET) // PLL_FBDIV_INT + // Feedback divisor + // 0x00000fff [11:0] FBDIV_INT (0x000) see ctrl reg description for constraints + io_rw_32 fbdiv_int; + + _REG_(PLL_PRIM_OFFSET) // PLL_PRIM + // Controls the PLL post dividers for the primary output + // 0x00070000 [18:16] POSTDIV1 (0x7) divide by 1-7 + // 0x00007000 [14:12] POSTDIV2 (0x7) divide by 1-7 + io_rw_32 prim; +} pll_hw_t; +/// \end::pll_hw[] + +#define pll_sys_hw ((pll_hw_t *)PLL_SYS_BASE) +#define pll_usb_hw ((pll_hw_t *)PLL_USB_BASE) +static_assert(sizeof (pll_hw_t) == 0x0010, ""); + +#endif // _HARDWARE_STRUCTS_PLL_H + |