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- /*
- * File : at91_pmc.h
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006, RT-Thread Develop Team
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date Author Notes
- * 2011-01-13 weety first version
- */
- #ifndef AT91_PMC_H
- #define AT91_PMC_H
- #ifdef __cplusplus
- extern "C" {
- #endif
- #define AT91_PMC_SCER (AT91_PMC + 0x00) /* System Clock Enable Register */
- #define AT91_PMC_SCDR (AT91_PMC + 0x04) /* System Clock Disable Register */
- #define AT91_PMC_SCSR (AT91_PMC + 0x08) /* System Clock Status Register */
- #define AT91_PMC_PCK (1 << 0) /* Processor Clock */
- #define AT91RM9200_PMC_UDP (1 << 1) /* USB Devcice Port Clock [AT91RM9200 only] */
- #define AT91RM9200_PMC_MCKUDP (1 << 2) /* USB Device Port Master Clock Automatic Disable on Suspend [AT91RM9200 only] */
- #define AT91CAP9_PMC_DDR (1 << 2) /* DDR Clock [CAP9 revC & some SAM9 only] */
- #define AT91RM9200_PMC_UHP (1 << 4) /* USB Host Port Clock [AT91RM9200 only] */
- #define AT91SAM926x_PMC_UHP (1 << 6) /* USB Host Port Clock [AT91SAM926x only] */
- #define AT91CAP9_PMC_UHP (1 << 6) /* USB Host Port Clock [AT91CAP9 only] */
- #define AT91SAM926x_PMC_UDP (1 << 7) /* USB Devcice Port Clock [AT91SAM926x only] */
- #define AT91_PMC_PCK0 (1 << 8) /* Programmable Clock 0 */
- #define AT91_PMC_PCK1 (1 << 9) /* Programmable Clock 1 */
- #define AT91_PMC_PCK2 (1 << 10) /* Programmable Clock 2 */
- #define AT91_PMC_PCK3 (1 << 11) /* Programmable Clock 3 */
- #define AT91_PMC_PCK4 (1 << 12) /* Programmable Clock 4 [AT572D940HF only] */
- #define AT91_PMC_HCK0 (1 << 16) /* AHB Clock (USB host) [AT91SAM9261 only] */
- #define AT91_PMC_HCK1 (1 << 17) /* AHB Clock (LCD) [AT91SAM9261 only] */
- #define AT91_PMC_PCER (AT91_PMC + 0x10) /* Peripheral Clock Enable Register */
- #define AT91_PMC_PCDR (AT91_PMC + 0x14) /* Peripheral Clock Disable Register */
- #define AT91_PMC_PCSR (AT91_PMC + 0x18) /* Peripheral Clock Status Register */
- #define AT91_CKGR_UCKR (AT91_PMC + 0x1C) /* UTMI Clock Register [some SAM9, CAP9] */
- #define AT91_PMC_UPLLEN (1 << 16) /* UTMI PLL Enable */
- #define AT91_PMC_UPLLCOUNT (0xf << 20) /* UTMI PLL Start-up Time */
- #define AT91_PMC_BIASEN (1 << 24) /* UTMI BIAS Enable */
- #define AT91_PMC_BIASCOUNT (0xf << 28) /* UTMI BIAS Start-up Time */
- #define AT91_CKGR_MOR (AT91_PMC + 0x20) /* Main Oscillator Register [not on SAM9RL] */
- #define AT91_PMC_MOSCEN (1 << 0) /* Main Oscillator Enable */
- #define AT91_PMC_OSCBYPASS (1 << 1) /* Oscillator Bypass [SAM9x, CAP9] */
- #define AT91_PMC_OSCOUNT (0xff << 8) /* Main Oscillator Start-up Time */
- #define AT91_CKGR_MCFR (AT91_PMC + 0x24) /* Main Clock Frequency Register */
- #define AT91_PMC_MAINF (0xffff << 0) /* Main Clock Frequency */
- #define AT91_PMC_MAINRDY (1 << 16) /* Main Clock Ready */
- #define AT91_CKGR_PLLAR (AT91_PMC + 0x28) /* PLL A Register */
- #define AT91_CKGR_PLLBR (AT91_PMC + 0x2c) /* PLL B Register */
- #define AT91_PMC_DIV (0xff << 0) /* Divider */
- #define AT91_PMC_PLLCOUNT (0x3f << 8) /* PLL Counter */
- #define AT91_PMC_OUT (3 << 14) /* PLL Clock Frequency Range */
- #define AT91_PMC_MUL (0x7ff << 16) /* PLL Multiplier */
- #define AT91_PMC_USBDIV (3 << 28) /* USB Divisor (PLLB only) */
- #define AT91_PMC_USBDIV_1 (0 << 28)
- #define AT91_PMC_USBDIV_2 (1 << 28)
- #define AT91_PMC_USBDIV_4 (2 << 28)
- #define AT91_PMC_USB96M (1 << 28) /* Divider by 2 Enable (PLLB only) */
- #define AT91_PMC_MCKR (AT91_PMC + 0x30) /* Master Clock Register */
- #define AT91_PMC_CSS (3 << 0) /* Master Clock Selection */
- #define AT91_PMC_CSS_SLOW (0 << 0)
- #define AT91_PMC_CSS_MAIN (1 << 0)
- #define AT91_PMC_CSS_PLLA (2 << 0)
- #define AT91_PMC_CSS_PLLB (3 << 0)
- #define AT91_PMC_CSS_UPLL (3 << 0) /* [some SAM9 only] */
- #define AT91_PMC_PRES (7 << 2) /* Master Clock Prescaler */
- #define AT91_PMC_PRES_1 (0 << 2)
- #define AT91_PMC_PRES_2 (1 << 2)
- #define AT91_PMC_PRES_4 (2 << 2)
- #define AT91_PMC_PRES_8 (3 << 2)
- #define AT91_PMC_PRES_16 (4 << 2)
- #define AT91_PMC_PRES_32 (5 << 2)
- #define AT91_PMC_PRES_64 (6 << 2)
- #define AT91_PMC_MDIV (3 << 8) /* Master Clock Division */
- #define AT91RM9200_PMC_MDIV_1 (0 << 8) /* [AT91RM9200 only] */
- #define AT91RM9200_PMC_MDIV_2 (1 << 8)
- #define AT91RM9200_PMC_MDIV_3 (2 << 8)
- #define AT91RM9200_PMC_MDIV_4 (3 << 8)
- #define AT91SAM9_PMC_MDIV_1 (0 << 8) /* [SAM9,CAP9 only] */
- #define AT91SAM9_PMC_MDIV_2 (1 << 8)
- #define AT91SAM9_PMC_MDIV_4 (2 << 8)
- #define AT91SAM9_PMC_MDIV_6 (3 << 8) /* [some SAM9 only] */
- #define AT91SAM9_PMC_MDIV_3 (3 << 8) /* [some SAM9 only] */
- #define AT91_PMC_PDIV (1 << 12) /* Processor Clock Division [some SAM9 only] */
- #define AT91_PMC_PDIV_1 (0 << 12)
- #define AT91_PMC_PDIV_2 (1 << 12)
- #define AT91_PMC_PLLADIV2 (1 << 12) /* PLLA divisor by 2 [some SAM9 only] */
- #define AT91_PMC_PLLADIV2_OFF (0 << 12)
- #define AT91_PMC_PLLADIV2_ON (1 << 12)
- #define AT91_PMC_USB (AT91_PMC + 0x38) /* USB Clock Register [some SAM9 only] */
- #define AT91_PMC_USBS (0x1 << 0) /* USB OHCI Input clock selection */
- #define AT91_PMC_USBS_PLLA (0 << 0)
- #define AT91_PMC_USBS_UPLL (1 << 0)
- #define AT91_PMC_OHCIUSBDIV (0xF << 8) /* Divider for USB OHCI Clock */
- #define AT91_PMC_PCKR(n) (AT91_PMC + 0x40 + ((n) * 4)) /* Programmable Clock 0-N Registers */
- #define AT91_PMC_CSSMCK (0x1 << 8) /* CSS or Master Clock Selection */
- #define AT91_PMC_CSSMCK_CSS (0 << 8)
- #define AT91_PMC_CSSMCK_MCK (1 << 8)
- #define AT91_PMC_IER (AT91_PMC + 0x60) /* Interrupt Enable Register */
- #define AT91_PMC_IDR (AT91_PMC + 0x64) /* Interrupt Disable Register */
- #define AT91_PMC_SR (AT91_PMC + 0x68) /* Status Register */
- #define AT91_PMC_MOSCS (1 << 0) /* MOSCS Flag */
- #define AT91_PMC_LOCKA (1 << 1) /* PLLA Lock */
- #define AT91_PMC_LOCKB (1 << 2) /* PLLB Lock */
- #define AT91_PMC_MCKRDY (1 << 3) /* Master Clock */
- #define AT91_PMC_LOCKU (1 << 6) /* UPLL Lock [some SAM9, AT91CAP9 only] */
- #define AT91_PMC_OSCSEL (1 << 7) /* Slow Clock Oscillator [AT91CAP9 revC only] */
- #define AT91_PMC_PCK0RDY (1 << 8) /* Programmable Clock 0 */
- #define AT91_PMC_PCK1RDY (1 << 9) /* Programmable Clock 1 */
- #define AT91_PMC_PCK2RDY (1 << 10) /* Programmable Clock 2 */
- #define AT91_PMC_PCK3RDY (1 << 11) /* Programmable Clock 3 */
- #define AT91_PMC_IMR (AT91_PMC + 0x6c) /* Interrupt Mask Register */
- #define AT91_PMC_PROT (AT91_PMC + 0xe4) /* Protect Register [AT91CAP9 revC only] */
- #define AT91_PMC_PROTKEY 0x504d4301 /* Activation Code */
- #define AT91_PMC_VER (AT91_PMC + 0xfc) /* PMC Module Version [AT91CAP9 only] */
- #ifdef __cplusplus
- }
- #endif
- #endif
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