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Diffstat (limited to 'nuttx/arch/arm/src/sam34/chip/sam3u_pmc.h')
-rw-r--r-- | nuttx/arch/arm/src/sam34/chip/sam3u_pmc.h | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/sam34/chip/sam3u_pmc.h b/nuttx/arch/arm/src/sam34/chip/sam3u_pmc.h new file mode 100644 index 000000000..762110081 --- /dev/null +++ b/nuttx/arch/arm/src/sam34/chip/sam3u_pmc.h @@ -0,0 +1,315 @@ +/**************************************************************************************** + * arch/arm/src/sam34/chip/sam3u_pmc.h + * + * Copyright (C) 2009, 2013 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************************/ + +#ifndef __ARCH_ARM_SRC_SAM34_CHIP_SAM3U_PMC_H +#define __ARCH_ARM_SRC_SAM34_CHIP_SAM3U_PMC_H + +/**************************************************************************************** + * Included Files + ****************************************************************************************/ + +#include <nuttx/config.h> + +#include "chip.h" +#include "chip/sam_memorymap.h" + +/**************************************************************************************** + * Pre-processor Definitions + ****************************************************************************************/ + +/* PMC register offsets *****************************************************************/ + +#define SAM_PMC_SCER_OFFSET 0x0000 /* System Clock Enable Register */ +#define SAM_PMC_SCDR_OFFSET 0x0004 /* System Clock Disable Register */ +#define SAM_PMC_SCSR_OFFSET 0x0008 /* System Clock Status Register */ + /* 0x000c: Reserved */ +#define SAM_PMC_PCER_OFFSET 0x0010 /* Peripheral Clock Enable Register */ +#define SAM_PMC_PCDR_OFFSET 0x0014 /* Peripheral Clock Disable Register */ +#define SAM_PMC_PCSR_OFFSET 0x0018 /* Peripheral Clock Status Register */ +#define SAM_CKGR_UCKR_OFFSET 0x001c /* UTMI Clock Register */ +#define SAM_CKGR_MOR_OFFSET 0x0020 /* Main Oscillator Register */ +#define SAM_CKGR_MCFR_OFFSET 0x0024 /* Main Clock Frequency Register */ +#define SAM_CKGR_PLLAR_OFFSET 0x0028 /* PLLA Register */ + /* 0x002c: Reserved */ +#define SAM_PMC_MCKR_OFFSET 0x0030 /* Master Clock Register */ + /* 0x0034-0x003C Reserved */ +#define SAM_PMC_PCK_OFFSET(n) (0x0040+((n)<<2)) +#define SAM_PMC_PCK0_OFFSET 0x0040 /* Programmable Clock 0 Register */ +#define SAM_PMC_PCK1_OFFSET 0x0044 /* Programmable Clock 1 Register */ +#define SAM_PMC_PCK2_OFFSET 0x0048 /* Programmable Clock 2 Register */ + /* 0x004c-0x005c: Reserved */ +#define SAM_PMC_IER_OFFSET 0x0060 /* Interrupt Enable Register */ +#define SAM_PMC_IDR_OFFSET 0x0064 /* Interrupt Disable Register */ +#define SAM_PMC_SR_OFFSET 0x0068 /* Status Register */ +#define SAM_PMC_IMR_OFFSET 0x006c /* Interrupt Mask Register */ +#define SAM_PMC_FSMR_OFFSET 0x0070 /* Fast Startup Mode Register */ +#define SAM_PMC_FSPR_OFFSET 0x0074 /* Fast Startup Polarity Register */ +#define SAM_PMC_FOCR_OFFSET 0x0078 /* Fault Output Clear Register */ + /* 0x007c-0x00fc: Reserved */ +#define SAM_PMC_WPMR_OFFSET 0x00e4 /* Write Protect Mode Register */ +#define SAM_PMC_WPSR_OFFSET 0x00e8 /* Write Protect Status Register */ + +/* PMC register adresses ****************************************************************/ + +#define SAM_PMC_SCER (SAM_PMC_BASE+SAM_PMC_SCER_OFFSET) +#define SAM_PMC_SCDR (SAM_PMC_BASE+SAM_PMC_SCDR_OFFSET) +#define SAM_PMC_SCSR (SAM_PMC_BASE+SAM_PMC_SCSR_OFFSET) +#define SAM_PMC_PCER (SAM_PMC_BASE+SAM_PMC_PCER_OFFSET) +#define SAM_PMC_PCDR (SAM_PMC_BASE+SAM_PMC_PCDR_OFFSET) +#define SAM_PMC_PCSR (SAM_PMC_BASE+SAM_PMC_PCSR_OFFSET) +#define SAM_CKGR_UCKR (SAM_PMC_BASE+SAM_CKGR_UCKR_OFFSET) +#define SAM_CKGR_MOR (SAM_PMC_BASE+SAM_CKGR_MOR_OFFSET) +#define SAM_CKGR_MCFR (SAM_PMC_BASE+SAM_CKGR_MCFR_OFFSET) +#define SAM_CKGR_PLLAR (SAM_PMC_BASE+SAM_CKGR_PLLAR_OFFSET) +#define SAM_PMC_MCKR (SAM_PMC_BASE+SAM_PMC_MCKR_OFFSET) +#define SAM_PMC_PCK(n) (SAM_PMC_BASE+SAM_PMC_PCK_OFFSET(n)) +#define SAM_PMC_PCK0 (SAM_PMC_BASE+SAM_PMC_PCK0_OFFSET) +#define SAM_PMC_PCK1 (SAM_PMC_BASE+SAM_PMC_PCK1_OFFSET) +#define SAM_PMC_PCK2 (SAM_PMC_BASE+SAM_PMC_PCK2_OFFSET) +#define SAM_PMC_IER (SAM_PMC_BASE+SAM_PMC_IER_OFFSET) +#define SAM_PMC_IDR (SAM_PMC_BASE+SAM_PMC_IDR_OFFSET) +#define SAM_PMC_SR (SAM_PMC_BASE+SAM_PMC_SR_OFFSET) +#define SAM_PMC_IMR (SAM_PMC_BASE+SAM_PMC_IMR_OFFSET) +#define SAM_PMC_FSMR (SAM_PMC_BASE+SAM_PMC_FSMR_OFFSET) +#define SAM_PMC_FSPR (SAM_PMC_BASE+SAM_PMC_FSPR_OFFSET) +#define SAM_PMC_FOCR (SAM_PMC_BASE+SAM_PMC_FOCR_OFFSET) +#define SAM_PMC_WPMR (SAM_PMC_BASE+SAM_PMC_WPMR_OFFSET) +#define SAM_PMC_WPSR (SAM_PMC_BASE+SAM_PMC_WPSR_OFFSET) + +/* PMC register bit definitions *********************************************************/ + +/* PMC System Clock Enable Register, PMC System Clock Disable Register, and PMC System + * Clock Status Register common bit-field definitions + */ + +#define PMC_PCK(n) (1 <<((n)+8) +#define PMC_PCK0 (1 << 8) /* Bit 8: Programmable Clock 0 Output Enable */ +#define PMC_PCK1 (1 << 9) /* Bit 9: Programmable Clock 1 Output Enable */ +#define PMC_PCK2 (1 << 10) /* Bit 10: Programmable Clock 2 Output Enable */ + +/* PMC Peripheral Clock Enable Register, PMC Peripheral Clock Disable Register, and PMC + * Peripheral Clock Status Register common bit-field definitions. + */ + +#define PMC_PID(n) (1<<(n)) +#define PMC_PID2 (1 << 2) /* Bit 2: Peripheral Clock 2 Enable */ +#define PMC_PID3 (1 << 3) /* Bit 3: Peripheral Clock 3 Enable */ +#define PMC_PID4 (1 << 4) /* Bit 4: Peripheral Clock 4 Enable */ +#define PMC_PID5 (1 << 5) /* Bit 5: Peripheral Clock 5 Enable */ +#define PMC_PID6 (1 << 6) /* Bit 6: Peripheral Clock 6 Enable */ +#define PMC_PID7 (1 << 7) /* Bit 7: Peripheral Clock 7 Enable */ +#define PMC_PID8 (1 << 8) /* Bit 8: Peripheral Clock 8 Enable */ +#define PMC_PID9 (1 << 9) /* Bit 9: Peripheral Clock 9 Enable */ +#define PMC_PID10 (1 << 10) /* Bit 10: Peripheral Clock 10 Enable */ +#define PMC_PID11 (1 << 11) /* Bit 11: Peripheral Clock 11 Enable */ +#define PMC_PID12 (1 << 12) /* Bit 12: Peripheral Clock 12 Enable */ +#define PMC_PID13 (1 << 13) /* Bit 13: Peripheral Clock 13 Enable */ +#define PMC_PID14 (1 << 14) /* Bit 14: Peripheral Clock 14 Enable */ +#define PMC_PID15 (1 << 15) /* Bit 15: Peripheral Clock 15 Enable */ +#define PMC_PID16 (1 << 16) /* Bit 16: Peripheral Clock 16 Enable */ +#define PMC_PID17 (1 << 17) /* Bit 17: Peripheral Clock 17 Enable */ +#define PMC_PID18 (1 << 18) /* Bit 18: Peripheral Clock 18 Enable */ +#define PMC_PID19 (1 << 19) /* Bit 19: Peripheral Clock 19 Enable */ +#define PMC_PID20 (1 << 20) /* Bit 20: Peripheral Clock 20 Enable */ +#define PMC_PID21 (1 << 21) /* Bit 21: Peripheral Clock 21 Enable */ +#define PMC_PID22 (1 << 22) /* Bit 22: Peripheral Clock 22 Enable */ +#define PMC_PID23 (1 << 23) /* Bit 23: Peripheral Clock 23 Enable */ +#define PMC_PID24 (1 << 24) /* Bit 24: Peripheral Clock 24 Enable */ +#define PMC_PID25 (1 << 25) /* Bit 25: Peripheral Clock 25 Enable */ +#define PMC_PID26 (1 << 26) /* Bit 26: Peripheral Clock 26 Enable */ +#define PMC_PID27 (1 << 27) /* Bit 27: Peripheral Clock 27 Enable */ +#define PMC_PID28 (1 << 28) /* Bit 28: Peripheral Clock 28 Enable */ +#define PMC_PID29 (1 << 29) /* Bit 29: Peripheral Clock 29 Enable */ +#define PMC_PID30 (1 << 30) /* Bit 30: Peripheral Clock 30 Enable */ +#define PMC_PID31 (1 << 31) /* Bit 31: Peripheral Clock 31 Enable */ + +/* PMC UTMI Clock Configuration Register */ + +#define CKGR_UCKR_UPLLEN (1 << 16) /* Bit 16: UTMI PLL Enable */ +#define CKGR_UCKR_UPLLCOUNT_SHIFT (20) /* Bits 20-23: UTMI PLL Start-up Time */ +#define CKGR_UCKR_UPLLCOUNT_MASK (15 << CKGR_UCKR_UPLLCOUNT_SHIFT) + +/* PMC Clock Generator Main Oscillator Register */ + +#define CKGR_MOR_MOSCXTEN (1 << 0) /* Bit 0: Main Crystal Oscillator Enable */ +#define CKGR_MOR_MOSCXTBY (1 << 1) /* Bit 1: Main Crystal Oscillator Bypass */ +#define CKGR_MOR_WAITMODE (1 << 2) /* Bit 2: Wait Mode Command */ +#define CKGR_MOR_MOSCRCEN (1 << 3) /* Bit 3: Main On-Chip RC Oscillator Enable */ +#define CKGR_MOR_MOSCRCF_SHIFT (4) /* Bits 4-6: Main On-Chip RC Oscillator Frequency Selection */ +#define CKGR_MOR_MOSCRCF_MASK (7 << CKGR_MOR_MOSCRCF_SHIFT) +#define CKGR_MOR_MOSCXTST_SHIFT (8) /* Bits 8-16: Main Crystal Oscillator Start-up Time */ +#define CKGR_MOR_MOSCXTST_MASK (0x1ff << CKGR_MOR_MOSCXTST_SHIFT) +#define CKGR_MOR_KEY_SHIFT (16) /* Bits 16-23: Password */ +#define CKGR_MOR_KEY_MASK (0xff << CKGR_MOR_KEY_SHIFT) +#define CKGR_MOR_MOSCSEL (1 << 24) /* Bit 24: Main Oscillator Selection */ +#define CKGR_MOR_CFDEN (1 << 25) /* Bit 25: Clock Failure Detector Enable */ + +/* PMC Clock Generator Main Clock Frequency Register */ + +#define CKGR_MCFR_MAINF_SHIFT (0) /* Bits 0-15: Main Clock Frequency */ +#define CKGR_MCFR_MAINF_MASK (0xffff << CKGR_MCFR_MAINF_SHIFT) +#define CKGR_MCFR_MAINFRDY (1 << 16) /* Bit 16: Main Clock Ready */ + +/* PMC Clock Generator PLLA Register */ + +#define CKGR_PLLAR_DIVA_SHIFT (0) /* Bits 0-7: Divider */ +#define CKGR_PLLAR_DIVA_MASK (0xff << CKGR_PLLAR_DIVA_SHIFT) +# define CKGR_PLLAR_DIVA_ZERO (0 << CKGR_PLLAR_DIVA_SHIFT) /* Divider output is 0 */ +# define CKGR_PLLAR_DIVA_BYPASS (1 << CKGR_PLLAR_DIVA_SHIFT) /* Divider is bypassed (DIVA=1) */ +# define CKGR_PLLAR_DIVA(n) ((n) << CKGR_PLLAR_DIVA_SHIFT) /* Divider output is DIVA=n, n=2..255 */ +#define CKGR_PLLAR_PLLACOUNT_SHIFT (8) /* Bits 8-13: PLLA Counter */ +#define CKGR_PLLAR_PLLACOUNT_MASK (63 << CKGR_PLLAR_PLLACOUNT_SHIFT) +#define CKGR_PLLAR_STMODE_SHIFT (14) /* Bits 14-15: Start Mode */ +#define CKGR_PLLAR_STMODE_MASK (3 << CKGR_PLLAR_STMODE_SHIFT) +# define CKGR_PLLAR_STMODE_FAST (0 << CKGR_PLLAR_STMODE_SHIFT) /* Fast Startup */ +# define CKGR_PLLAR_STMODE_NORMAL (2 << CKGR_PLLAR_STMODE_SHIFT) /* Normal Startup */ +#define CKGR_PLLAR_MULA_SHIFT (16) /* Bits 16-26: PLLA Multiplier */ +#define CKGR_PLLAR_MULA_MASK (0x7ff << CKGR_PLLAR_MULA_SHIFT) +#define CKGR_PLLAR_ONE (1 << 29) /* Bit 29: Always one */ + +/* PMC Master Clock Register */ + +#define PMC_MCKR_CSS_SHIFT (0) /* Bits 0-1: Master Clock Source Selection */ +#define PMC_MCKR_CSS_MASK (3 << PMC_MCKR_CSS_SHIFT) +# define PMC_MCKR_CSS_SLOW (0 << PMC_MCKR_CSS_SHIFT) /* Slow Clock */ +# define PMC_MCKR_CSS_MAIN (1 << PMC_MCKR_CSS_SHIFT) /* Main Clock */ +# define PMC_MCKR_CSS_PLLA (2 << PMC_MCKR_CSS_SHIFT) /* PLLA Clock */ +# define PMC_MCKR_CSS_UPLL (3 << PMC_MCKR_CSS_SHIFT) /* UPLL Clock */ +#define PMC_MCKR_PRES_SHIFT (4) /* Bits 4-6: Processor Clock Prescaler */ +#define PMC_MCKR_PRES_MASK (7 << PMC_MCKR_PRES_SHIFT) +# define PMC_MCKR_PRES_DIV1 (0 << PMC_MCKR_PRES_SHIFT) /* Selected clock */ +# define PMC_MCKR_PRES_DIV2 (1 << PMC_MCKR_PRES_SHIFT) /* Selected clock divided by 2 */ +# define PMC_MCKR_PRES_DIV4 (2 << PMC_MCKR_PRES_SHIFT) /* Selected clock divided by 4 */ +# define PMC_MCKR_PRES_DIV8 (3 << PMC_MCKR_PRES_SHIFT) /* Selected clock divided by 8 */ +# define PMC_MCKR_PRES_DIV16 (4 << PMC_MCKR_PRES_SHIFT) /* Selected clock divided by 16 */ +# define PMC_MCKR_PRES_DIV32K (5 << PMC_MCKR_PRES_SHIFT) /* Selected clock divided by 32 */ +# define PMC_MCKR_PRES_DIV64 (6 << PMC_MCKR_PRES_SHIFT) /* Selected clock divided by 64 */ +# define PMC_MCKR_PRES_DIV3 (7 << PMC_MCKR_PRES_SHIFT) /* Selected clock divided by 3 */ +#define PMC_MCKR_UPLLDIV (1 << 13) /* Bit 13: UPLL Divider */ + +/* PMC Programmable Clock Register (0,1,2) */ + +#define PMC_PCK_CSS_SHIFT (0) /* Bits 0-2: Master Clock Source Selection */ +#define PMC_PCK_CSS_MASK (7 << PMC_PCK_CSS_MASK) +# define PMC_PCK_CSS_SLOW (0 << PMC_PCK_CSS_MASK) /* Slow Clock */ +# define PMC_PCK_CSS_MAIN (1 << PMC_PCK_CSS_MASK) /* Main Clock */ +# define PMC_PCK_CSS_PLLA (2 << PMC_PCK_CSS_MASK) /* PLLA Clock */ +# define PMC_PCK_CSS_UPLL (3 << PMC_PCK_CSS_MASK) /* UPLL Clock */ +# define PMC_PCK_CSS_MASTER (4 << PMC_PCK_CSS_MASK) /* Master Clock */ +#define PMC_PCK_PRES_SHIFT (4) /* Bits 4-6: Programmable Clock Prescaler */ +#define PMC_PCK_PRES_MASK (7 << PMC_PCK_PRES_SHIFT) +# define PMC_PCK_PRES_DIV1 (0 << PMC_PCK_PRES_SHIFT) /* Selected clock */ +# define PMC_PCK_PRES_DIV2 (1 << PMC_PCK_PRES_SHIFT) /* Selected clock divided by 2 */ +# define PMC_PCK_PRES_DIV4 (2 << PMC_PCK_PRES_SHIFT) /* Selected clock divided by 4 */ +# define PMC_PCK_PRES_DIV8 (3 << PMC_PCK_PRES_SHIFT) /* Selected clock divided by 8 */ +# define PMC_PCK_PRES_DIV16 (4 << PMC_PCK_PRES_SHIFT) /* Selected clock divided by 16 */ +# define PMC_PCK_PRES_DIV32K (5 << PMC_PCK_PRES_SHIFT) /* Selected clock divided by 32 */ +# define PMC_PCK_PRES_DIV64 (6 << PMC_PCK_PRES_SHIFT) /* Selected clock divided by 64 */ + +/* PMC Interrupt Enable Register, PMC Interrupt Disable Register, PMC Status Register, + * and PMC Interrupt Mask Register common bit-field definitions + */ + +#define PMC_INT_MOSCXTS (1 << 0) /* Bit 0: Main Crystal Oscillator Status Interrupt */ +#define PMC_INT_LOCKA (1 << 1) /* Bit 1: PLL A Lock Interrupt */ +#define PMC_INT_MCKRDY (1 << 3) /* Bit 3: Master Clock Ready Interrupt */ +#define PMC_INT_LOCKU (1 << 6) /* Bit 6: UTMI PLL Lock Interrupt */ +#define PMC_SR_OSCSELS (1 << 7) /* Bit 7: Slow Clock Oscillator Selection (SR only) */ +#define PMC_INT_PCKRDY(n) (1 << ((n)+8) +#define PMC_INT_PCKRDY0 (1 << 8) /* Bit 8: Programmable Clock Ready 0 Interrupt */ +#define PMC_INT_PCKRDY1 (1 << 9) /* Bit 9: Programmable Clock Ready 1 Interrupt */ +#define PMC_INT_PCKRDY2 (1 << 10) /* Bit 10: Programmable Clock Ready 2 Interrupt */ +#define PMC_INT_MOSCSELS (1 << 16) /* Bit 16: Main Oscillator Selection Status Interrupt */ +#define PMC_INT_MOSCRCS (1 << 17) /* Bit 17: Main On-Chip RC Status Interrupt */ +#define PMC_INT_CFDEV (1 << 18) /* Bit 18: Clock Failure Detector Event Interrupt */ +#define PMC_SR_CFDS (1 << 19) /* Bit 19: Clock Failure Detector Status (SR only) */ +#define PMC_SR_FOS (1 << 20) /* Bit 20: Clock Failure Detector Fault Output Status (SR only) */ + +/* PMC Fast Startup Mode Register and PMC Fast Startup Polarity Register common bit-field + * definitions + */ + +#define PMC_FSTI(n) (1 << (n)) +#define PMC_FSTI0 (1 << 0) /* Bit 0: Fast Startup Input 0 */ +#define PMC_FSTI1 (1 << 1) /* Bit 1: Fast Startup Input 1 */ +#define PMC_FSTI2 (1 << 2) /* Bit 2: Fast Startup Input 2 */ +#define PMC_FSTI3 (1 << 3) /* Bit 3: Fast Startup Input 3 */ +#define PMC_FSTI4 (1 << 4) /* Bit 4: Fast Startup Input 4 */ +#define PMC_FSTI5 (1 << 5) /* Bit 5: Fast Startup Input 5 */ +#define PMC_FSTI6 (1 << 6) /* Bit 6: Fast Startup Input 6 */ +#define PMC_FSTI7 (1 << 7) /* Bit 7: Fast Startup Input 7 */ +#define PMC_FSTI8 (1 << 8) /* Bit 8: Fast Startup Input 8 */ +#define PMC_FSTI9 (1 << 9) /* Bit 9: Fast Startup Input 9 */ +#define PMC_FSTI10 (1 << 10) /* Bit 10: Fast Startup Input 10 */ +#define PMC_FSTI11 (1 << 11) /* Bit 11: Fast Startup Input 11 */ +#define PMC_FSTI12 (1 << 12) /* Bit 12: Fast Startup Input 12 */ +#define PMC_FSTI13 (1 << 13) /* Bit 13: Fast Startup Input 13 */ +#define PMC_FSTI14 (1 << 14) /* Bit 14: Fast Startup Input 14 */ +#define PMC_FSTI15 (1 << 15) /* Bit 15: Fast Startup Input 15 */ + +#define PMC_FSMR_RTTAL (1 << 16) /* Bit 16: RTT Alarm Enable (MR only) */ +#define PMC_FSMR_RTCAL (1 << 17) /* Bit 17: RTC Alarm Enable (MR only) */ +#define PMC_FSMR_USBAL (1 << 18) /* Bit 18: USB Alarm Enable (MR only) */ +#define PMC_FSMR_LPM (1 << 20) /* Bit 20: Low Power Mode (MR only) */ + +/* PMC Fault Output Clear Register */ + +#define PMC_FOCLR (1 << 0) /* Bit 0: Fault Output Clear */ + +/* PMC Write Protect Mode Register */ + +#define PMC_WPMR_WPEN (1 << 0) /* Bit 0: Write Protect Enable */ +#define PMC_WPMR_WPKEY_SHIFT (8) /* Bits 8-31: Write Protect KEY */ +#define PMC_WPMR_WPKEY_MASK (0x00ffffff << PMC_WPMR_WPKEY_SHIFT) + +/* PMC Write Protect Status Register */ + +#define PMC_WPSR_WPVS (1 << 0) /* Bit 0: Write Protect Violation Status */ +#define PMC_WPSR_WPVSRC_SHIFT (8) /* Bits 8-23: Write Protect Violation Source */ +#define PMC_WPSR_WPVSRC_MASK (0xffff << PMC_WPSR_WPVSRC_SHIFT) + +/**************************************************************************************** + * Public Types + ****************************************************************************************/ + +/**************************************************************************************** + * Public Data + ****************************************************************************************/ + +/**************************************************************************************** + * Public Functions + ****************************************************************************************/ + +#endif /* __ARCH_ARM_SRC_SAM34_CHIP_SAM3U_PMC_H */ |