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Diffstat (limited to 'nuttx/arch/arm/src/sam3u/chip/sam_supc.h')
| -rw-r--r-- | nuttx/arch/arm/src/sam3u/chip/sam_supc.h | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/sam3u/chip/sam_supc.h b/nuttx/arch/arm/src/sam3u/chip/sam_supc.h new file mode 100644 index 000000000..41916fc0a --- /dev/null +++ b/nuttx/arch/arm/src/sam3u/chip/sam_supc.h @@ -0,0 +1,164 @@ +/**************************************************************************************** + * arch/arm/src/sam3u/chip/sam_supc.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_SAM3U_CHIP_SAM_SUPC_H +#define __ARCH_ARM_SRC_SAM3U_CHIP_SAM_SUPC_H + +/**************************************************************************************** + * Included Files + ****************************************************************************************/ + +#include <nuttx/config.h> + +#include "chip.h" +#include "chip/sam_memorymap.h" + +/**************************************************************************************** + * Pre-processor Definitions + ****************************************************************************************/ + +/* SUPC register offsets ****************************************************************/ + +#define SAM_SUPC_CR_OFFSET 0x00 /* Supply Controller Control Register */ +#define SAM_SUPC_SMMR_OFFSET 0x04 /* Supply Controller Supply Monitor Mode Register */ +#define SAM_SUPC_MR_OFFSET 0x08 /* Supply Controller Mode Register */ +#define SAM_SUPC_WUMR_OFFSET 0x0c /* Supply Controller Wake Up Mode Register */ +#define SAM_SUPC_WUIR_OFFSET 0x10 /* Supply Controller Wake Up Inputs Register */ +#define SAM_SUPC_SR_OFFSET 0x14 /* Supply Controller Status Register */ + +/* SUPC register adresses ***************************************************************/ + +#define SAM_SUPC_CR (SAM_SUPC_BASE+SAM_SUPC_CR_OFFSET) +#define SAM_SUPC_SMMR (SAM_SUPC_BASE+SAM_SUPC_SMMR_OFFSET) +#define SAM_SUPC_MR (SAM_SUPC_BASE+SAM_SUPC_MR_OFFSET) +#define SAM_SUPC_WUMR (SAM_SUPC_BASE+SAM_SUPC_WUMR_OFFSET) +#define SAM_SUPC_WUIR (SAM_SUPC_BASE+SAM_SUPC_WUIR_OFFSET) +#define SAM_SUPC_SR (SAM_SUPC_BASE+SAM_SUPC_SR_OFFSET) + +/* SUPC register bit definitions ********************************************************/ + +#define SUPC_CR_VROFF (1 << 2) /* Bit 2: Voltage Regulator Off */ +#define SUPC_CR_XTALSEL (1 << 3) /* Bit 3: Crystal Oscillator Select */ +#define SUPC_CR_KEY_SHIFT (24) /* Bits 24-31: Password */ +#define SUPC_CR_KEY_MASK (0xff << SUPC_CR_KEY_SHIFT) + +#define SUPC_SMMR_SMTH_SHIFT (0) /* Bits 0-3: Supply Monitor Threshold */ +#define SUPC_SMMR_SMTH_MASK (15 << SUPC_SMMR_SMTH_SHIFT) +# define SUPC_SMMR_SMTH_1p9V (0 << SUPC_SMMR_SMTH_SHIFT) /* 1.9V */ +# define SUPC_SMMR_SMTH_2p0V (1 << SUPC_SMMR_SMTH_SHIFT) /* 2.0V */ +# define SUPC_SMMR_SMTH_2p1V (2 << SUPC_SMMR_SMTH_SHIFT) /* 2.1V */ +# define SUPC_SMMR_SMTH_2p2V (3 << SUPC_SMMR_SMTH_SHIFT) /* 2.2V */ +# define SUPC_SMMR_SMTH_2p3V (4 << SUPC_SMMR_SMTH_SHIFT) /* 2.3V */ +# define SUPC_SMMR_SMTH_2p4V (5 << SUPC_SMMR_SMTH_SHIFT) /* 2.4V */ +# define SUPC_SMMR_SMTH_2p5V (6 << SUPC_SMMR_SMTH_SHIFT) /* 2.5V */ +# define SUPC_SMMR_SMTH_2p6V (7 << SUPC_SMMR_SMTH_SHIFT) /* 2.6V */ +# define SUPC_SMMR_SMTH_2p7V (8 << SUPC_SMMR_SMTH_SHIFT) /* 2.7V */ +# define SUPC_SMMR_SMTH_2p8V (9 << SUPC_SMMR_SMTH_SHIFT) /* 2.8V */ +# define SUPC_SMMR_SMTH_2p9V (10 << SUPC_SMMR_SMTH_SHIFT) /* 2.9V */ +# define SUPC_SMMR_SMTH_3p0V (11 << SUPC_SMMR_SMTH_SHIFT) /* 3.0V */ +# define SUPC_SMMR_SMTH_3p1V (12 << SUPC_SMMR_SMTH_SHIFT) /* 3.1V */ +# define SUPC_SMMR_SMTH_3p2V (13 << SUPC_SMMR_SMTH_SHIFT) /* 3.2V */ +# define SUPC_SMMR_SMTH_3p3V (14 << SUPC_SMMR_SMTH_SHIFT) /* 3.3V */ +# define SUPC_SMMR_SMTH_3p4V (15 << SUPC_SMMR_SMTH_SHIFT) /* 3.4V */ +#define SUPC_SMMR_SMSMPL_SHIFT (8) /* Bits 8-10: Supply Monitor Sampling Period */ +#define SUPC_SMMR_SMSMPL_MASK (7 << SUPC_SMMR_SMSMPL_SHIFT) +# define SUPC_SMMR_SMSMPL_SMD (0 << SUPC_SMMR_SMSMPL_SHIFT) /* Supply Monitor disabled */ +# define SUPC_SMMR_SMSMPL_CSM (1 << SUPC_SMMR_SMSMPL_SHIFT) /* Continuous Supply Monitor */ +# define SUPC_SMMR_SMSMPL_32SLCK (2 << SUPC_SMMR_SMSMPL_SHIFT) /* Eevery 32 SLCK periods */ +# define SUPC_SMMR_SMSMPL_256SLCK (3 << SUPC_SMMR_SMSMPL_SHIFT) /* Every 256 SLCK periods */ +# define SUPC_SMMR_SMSMPL_2048SLCK (4 << SUPC_SMMR_SMSMPL_SHIFT) /* Every 2,048 SLCK periods */ +#define SUPC_SMMR_SMRSTEN (1 << 12) /* Bit 12: Supply Monitor Reset Enable */ +#define SUPC_SMMR_SMIEN (1 << 13) /* Bit 13: Supply Monitor Interrupt Enable */ + +#define SUPC_MR_BODRSTEN (1 << 12) /* Bit 12: Brownout Detector Reset Enable */ +#define SUPC_MR_BODDIS (1 << 13) /* Bit 13: Brownout Detector Disable */ +#define SUPC_MR_VDDIORDY (1 << 14) /* Bit 14: VDDIO Ready */ +#define SUPC_MR_OSCBYPASS (1 << 20) /* Bit 20: Oscillator Bypass */ +#define SUPC_MR_KEY_SHIFT (24) /* Bits 24-31: Password Key */ +#define SUPC_MR_KEY_MASK (0xff << SUPC_MR_KEY_SHIFT) + +#define SUPC_WUMR_FWUPEN (1 << 0) /* Bit 0: Force Wake Up Enable */ +#define SUPC_WUMR_SMEN (1 << 1) /* Bit 1: Supply Monitor Wake Up Enable */ +#define SUPC_WUMR_RTTEN (1 << 2) /* Bit 2: Real Time Timer Wake Up Enable */ +#define SUPC_WUMR_RTCEN (1 << 3) /* Bit 3: Real Time Clock Wake Up Enable */ +#define SUPC_WUMR_FWUPDBC_SHIFT (8) /* Bits 8-10: Force Wake Up Debouncer */ +#define SUPC_WUMR_FWUPDBC_MASK (7 << SUPC_WUMR_FWUPDBC_SHIFT) + #define SUPC_WUMR_FWUPDBC_1SCLK (0 << SUPC_WUMR_FWUPDBC_SHIFT) /* Immediate, no debouncing */ + #define SUPC_WUMR_FWUPDBC_3SCLK (1 << SUPC_WUMR_FWUPDBC_SHIFT) /* FWUP at least 3 SLCK periods */ + #define SUPC_WUMR_FWUPDBC_32SCLK (2 << SUPC_WUMR_FWUPDBC_SHIFT) /* FWUP at least 32 SLCK periods */ + #define SUPC_WUMR_FWUPDBC_512SCLK (3 << SUPC_WUMR_FWUPDBC_SHIFT) /* FWUP at least 512 SLCK periods */ + #define SUPC_WUMR_FWUPDBC_4096SCLK (4 << SUPC_WUMR_FWUPDBC_SHIFT) /* FWUP at least 4096 SLCK periods */ + #define SUPC_WUMR_FWUPDBC_32768SCLK (5 << SUPC_WUMR_FWUPDBC_SHIFT) /* FWUP at least 32768 SLCK periods */ +#define SUPC_WUMR_WKUPDBC_SHIFT (12) /* Bits 12-14: Wake Up Inputs Debouncer */ +#define SUPC_WUMR_WKUPDBC_MASK (7 << SUPC_WUMR_WKUPDBC_SHIFT) +# define SUPC_WUMR_WKUPDBC_1SCLK (0 << SUPC_WUMR_WKUPDBC_SHIFT) /* Immediate, no debouncing */ +# define SUPC_WUMR_WKUPDBC_3SCLK (1 << SUPC_WUMR_WKUPDBC_SHIFT) /* Input active at least 3 SLCK periods */ +# define SUPC_WUMR_WKUPDBC_32SCLK (2 << SUPC_WUMR_WKUPDBC_SHIFT) /* Input active at least 32 SLCK periods */ +# define SUPC_WUMR_WKUPDBC_512SCLK (3 << SUPC_WUMR_WKUPDBC_SHIFT) /* Input active at least 512 SLCK periods */ +# define SUPC_WUMR_WKUPDBC_4096SCLK (4 << SUPC_WUMR_WKUPDBC_SHIFT) /* Input active at least 4096 SLCK periods */ +# define SUPC_WUMR_WKUPDBC_32768SCLK (5 << SUPC_WUMR_WKUPDBC_SHIFT) /* Input active at least 32768 SLCK periods */ + +#define SUPC_WUIR_WKUPEN_SHIFT (0) /* Bits 0-15: Wake Up Input Enable 0 to 15 */ +#define SUPC_WUIR_WKUPEN_MASK (0xffff << SUPC_WUIR_WKUPEN_SHIFT) +#define SUPC_WUIR_WKUPEN(n) ((1 << (n)) << SUPC_WUIR_WKUPEN_SHIFT) +#define SUPC_WUIR_WKUPT_SHIFT (16) /* Bits 16-31 Wake Up Input Transition 0 to 15 */ +#define SUPC_WUIR_WKUPT_MASK (0xffff << SUPC_WUIR_WKUPT_SHIFT) +#define SUPC_WUIR_WKUPT(n) ((1 << (n)) << SUPC_WUIR_WKUPT_SHIFT) + +#define SUPC_SR_FWUPS (1 << 0) /* Bit 0: FWUP Wake Up Status */ +#define SUPC_SR_WKUPS (1 << 1) /* Bit 1: WKUP Wake Up Status */ +#define SUPC_SR_SMWS (1 << 2) /* Bit 2: Supply Monitor Detection Wake Up Status */ +#define SUPC_SR_BODRSTS (1 << 3) /* Bit 3: Brownout Detector Reset Status */ +#define SUPC_SR_SMRSTS (1 << 4) /* Bit 4: Supply Monitor Reset Status */ +#define SUPC_SR_SMS (1 << 5) /* Bit 5: Supply Monitor Status */ +#define SUPC_SR_SMOS (1 << 6) /* Bit 6: Supply Monitor Output Status */ +#define SUPC_SR_OSCSEL (1 << 7) /* Bit 7: 32-kHz Oscillator Selection Status */ +#define SUPC_SR_FWUPIS (1 << 12) /* Bit 12: FWUP Input Status */ +#define SUPC_SR_WKUPIS_SHIFT (16) /* Bits 16-31: WKUP Input Status 0 to 15 */ +#define SUPC_SR_WKUPIS_MASK (0xffff << SUPC_SR_WKUPIS_SHIFT) + +/**************************************************************************************** + * Public Types + ****************************************************************************************/ + +/**************************************************************************************** + * Public Data + ****************************************************************************************/ + +/**************************************************************************************** + * Public Functions + ****************************************************************************************/ + +#endif /* __ARCH_ARM_SRC_SAM3U_CHIP_SAM_SUPC_H */ |