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Diffstat (limited to 'include/at91rm9200_pmc.h')
| -rw-r--r-- | include/at91rm9200_pmc.h | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/include/at91rm9200_pmc.h b/include/at91rm9200_pmc.h new file mode 100644 index 0000000000..70cf77fc5a --- /dev/null +++ b/include/at91rm9200_pmc.h @@ -0,0 +1,169 @@ +/* + * AT91RM9200 Power Management and Clock definitions + * + * Copyright (c) 2002 by Cogent Computer Systems + * Written by Mike Kelly <mike@cogcomp.com> + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ +#ifndef __AT91RM9200_PMC_H__ +#define __AT91RM9200_PMC_H__ + +#include <bits.h> + +/*********************************************************************** + * Power Management and Clock Control Register Offsets + ***********************************************************************/ +int at91rm9200_get_mainclk(void); +int at91rm9200_get_slck(void); +int at91rm9200_get_mck(void); + + +#define PMC_SCER 0x00 /* System Clock Enable Register */ +#define PMC_SCDR 0x04 /* System Clock Disable Register */ +#define PMC_SCSR 0x08 /* System Clock Status Register */ +#define PMC_PCER 0x10 /* Peripheral Clock Enable Register */ +#define PMC_PCDR 0x14 /* Peripheral Clock Disable Register */ +#define PMC_PCSR 0x18 /* Peripheral Clock Status Register */ +#define PMC_MOR 0x20 /* Main Oscillator Register */ +#define PMC_MCFR 0x24 /* Main Clock Frequency Register */ +#define PMC_PLLAR 0x28 /* PLL A Register */ +#define PMC_PLLBR 0x2C /* PLL B Register */ +#define PMC_MCKR 0x30 /* Master Clock Register */ +#define PMC_PCKR0 0x40 /* Programmable Clock Register 0 */ +#define PMC_PCKR1 0x44 /* Programmable Clock Register 1 */ +#define PMC_PCKR2 0x48 /* Programmable Clock Register 2 */ +#define PMC_PCKR3 0x4C /* Programmable Clock Register 3 */ +#define PMC_PCKR4 0x50 /* Programmable Clock Register 4 */ +#define PMC_PCKR5 0x54 /* Programmable Clock Register 5 */ +#define PMC_PCKR6 0x58 /* Programmable Clock Register 6 */ +#define PMC_PCKR7 0x5C /* Programmable Clock Register 7 */ +#define PMC_IER 0x60 /* Interrupt Enable Register */ +#define PMC_IDR 0x64 /* Interrupt Disable Register */ +#define PMC_SR 0x68 /* Status Register */ +#define PMC_IMR 0x6C /* Interrupt Mask Register */ + +/* Bit Defines */ + +/* PMC_SCDR - System Clock Disable Register */ +/* PMC_SCSR - System Clock Status Register */ +/* PMC_SCER - System Clock Enable Register */ +#define PMC_SCR_PCK7 BIT15 +#define PMC_SCR_PCK6 BIT14 +#define PMC_SCR_PCK5 BIT13 +#define PMC_SCR_PCK4 BIT12 +#define PMC_SCR_PCK3 BIT11 +#define PMC_SCR_PCK2 BIT10 +#define PMC_SCR_PCK1 BIT9 +#define PMC_SCR_PCK0 BIT8 +#define PMC_SCR_UHP BIT4 +#define PMC_SCR_MCKUDP BIT2 +#define PMC_SCR_UDP BIT1 +#define PMC_SCR_PCK BIT0 + +/* PMC_PCER - Peripheral Clock Enable Register */ +/* PMC_PCDR - Peripheral Clock Disable Register */ +/* PMC_PCSR - Peripheral Clock Status Register */ +#define PMC_PCR_PID_EMAC BIT24 /* Ethernet Peripheral Clock */ +#define PMC_PCR_PID_UHP BIT23 /* USB Host Ports Peripheral Clock */ +#define PMC_PCR_PID_TC5 BIT22 /* Timer/Counter 5 Peripheral Clock */ +#define PMC_PCR_PID_TC4 BIT21 /* Timer/Counter 4 Peripheral Clock */ +#define PMC_PCR_PID_TC3 BIT20 /* Timer/Counter 3 Peripheral Clock */ +#define PMC_PCR_PID_TC2 BIT19 /* Timer/Counter 2 Peripheral Clock */ +#define PMC_PCR_PID_TC1 BIT18 /* Timer/Counter 1 Peripheral Clock */ +#define PMC_PCR_PID_TC0 BIT17 /* Timer/Counter 0 Peripheral Clock */ +#define PMC_PCR_PID_SSC2 BIT16 /* Synchronous Serial 2 Peripheral Clock */ +#define PMC_PCR_PID_SSC1 BIT15 /* Synchronous Serial 1 Peripheral Clock */ +#define PMC_PCR_PID_SSC0 BIT14 /* Synchronous Serial 0 Peripheral Clock */ +#define PMC_PCR_PID_SPI BIT13 /* Serial Peripheral Interface Peripheral Clock */ +#define PMC_PCR_PID_TWI BIT12 /* Two-Wire Interface Peripheral Clock */ +#define PMC_PCR_PID_UDP BIT11 /* USB Device Port Peripheral Clock */ +#define PMC_PCR_PID_MCI BIT10 /* MMC/SD Card Peripheral Clock */ +#define PMC_PCR_PID_US3 BIT9 /* USART 3 Peripheral Clock */ +#define PMC_PCR_PID_US2 BIT8 /* USART 2 Peripheral Clock */ +#define PMC_PCR_PID_US1 BIT7 /* USART 1 Peripheral Clock */ +#define PMC_PCR_PID_US0 BIT6 /* USART 0 Peripheral Clock */ +#define PMC_PCR_PID_PIOD BIT5 /* Parallel I/O D Peripheral Clock */ +#define PMC_PCR_PID_PIOC BIT4 /* Parallel I/O C Peripheral Clock */ +#define PMC_PCR_PID_PIOB BIT3 /* Parallel I/O B Peripheral Clock */ +#define PMC_PCR_PID_PIOA BIT2 /* Parallel I/O A Peripheral Clock */ + +/* PMC_MOR - Main Oscillator Register */ +#define PMC_MOR_MOSCEN BIT0 + +/* PMC_MCFR - Main Clock Frequency Register */ +#define PMC_MCFR_MAINRDY BIT16 + +/* PMC_PLLAR - PLL A Register */ +#define PMC_PLLAR_MUST_SET BIT29 /* This bit must be set according to the docs */ +#define PMC_PLLAR_MUL(_x_) ((_x_ & 0x7ff) << 16) /* Multiplier */ +#define PMC_PLLAR_MUL_MASK (0x7ff << 16) /* Multiplier mask */ + +#define PMC_PLLAR_OUT_80_160 (0 << 14) /* select when PLL frequency is 80-160 Mhz */ +#define PMC_PLLAR_OUT_150_240 (2 << 14) /* select when PLL frequency is 150-240 Mhz */ +#define PMC_PLLAR_DIV(_x_) ((_x_ & 0xff) << 0) /* Divider */ +#define PMC_PLLAR_DIV_MASK (0xff) /* Divider mask */ + +/* PMC_PLLBR - PLL B Register */ +#define PMC_PLLBR_USB_96M BIT28 /* Set when PLL is 96Mhz to divide it by 2 for USB */ +#define PMC_PLLBR_MUL(_x_) ((_x_ & 0x7ff) << 16) /* Multiplier */ +#define PMC_PLLBR_MUL_MASK (0x7ff << 16) /* Multiplier mask */ +#define PMC_PLLBR_OUT_80_160 (0 << 14) /* select when PLL frequency is 80-160 Mhz */ +#define PMC_PLLBR_OUT_150_240 (2 << 14) /* select when PLL frequency is 150-240 Mhz */ +#define PMC_PLLBR_DIV(_x_) ((_x_ & 0xff) << 0) /* Divider */ +#define PMC_PLLBR_DIV_MASK (0xff) /* Divider mask */ + +/* PMC_MCKR - Master Clock Register */ +#define PMC_MCKR_MDIV_MASK (3 << 8) /* for masking out the MDIV field */ +#define PMC_MCKR_MDIV_1 (0 << 8) /* MCK = Core/1 */ +#define PMC_MCKR_MDIV_2 (1 << 8) /* MCK = Core/2 */ +#define PMC_MCKR_MDIV_3 (2 << 8) /* MCK = Core/3 */ +#define PMC_MCKR_MDIV_4 (3 << 8) /* MCK = Core/4 */ +#define PMC_MCKR_PRES_MASK (7 << 2) /* for masking out the PRES field */ +#define PMC_MCKR_PRES_1 (0 << 2) /* Core = CSS/1 */ +#define PMC_MCKR_PRES_2 (1 << 2) /* Core = CSS/2 */ +#define PMC_MCKR_PRES_4 (2 << 2) /* Core = CSS/4 */ +#define PMC_MCKR_PRES_8 (3 << 2) /* Core = CSS/8 */ +#define PMC_MCKR_PRES_16 (4 << 2) /* Core = CSS/16 */ +#define PMC_MCKR_PRES_32 (5 << 2) /* Core = CSS/32 */ +#define PMC_MCKR_PRES_64 (6 << 2) /* Core = CSS/64 */ +#define PMC_MCKR_CSS_MASK (3 << 0) /* for masking out the CSS field */ +#define PMC_MCKR_CSS_SLOW (0 << 0) /* Core Source = Slow Clock */ +#define PMC_MCKR_CSS_MAIN (1 << 0) /* Core Source = Main Oscillator */ +#define PMC_MCKR_CSS_PLLA (2 << 0) /* Core Source = PLL A */ +#define PMC_MCKR_CSS_PLLB (3 << 0) /* Core Source = PLL B */ + +/* PMC_PCKR0 - 7 - Programmable Clock Register 0 */ +#define PMC_PCKR_PRES_1 (0 << 2) /* Peripheral Clock = CSS/1 */ +#define PMC_PCKR_PRES_2 (1 << 2) /* Peripheral Clock = CSS/2 */ +#define PMC_PCKR_PRES_4 (2 << 2) /* Peripheral Clock = CSS/4 */ +#define PMC_PCKR_PRES_8 (3 << 2) /* Peripheral Clock = CSS/8 */ +#define PMC_PCKR_PRES_16 (4 << 2) /* Peripheral Clock = CSS/16 */ +#define PMC_PCKR_PRES_32 (5 << 2) /* Peripheral Clock = CSS/32 */ +#define PMC_PCKR_PRES_64 (6 << 2) /* Peripheral Clock = CSS/64 */ +#define PMC_PCKR_CSS_SLOW (0 << 0) /* Peripheral Clock Source = Slow Clock */ +#define PMC_PCKR_CSS_MAIN (1 << 0) /* Peripheral Clock Source = Main Oscillator */ +#define PMC_PCKR_CSS_PLLA (2 << 0) /* Peripheral Clock Source = PLL A */ +#define PMC_PCKR_CSS_PLLB (3 << 0) /* Peripheral Clock Source = PLL B */ + +/* PMC_IER - Interrupt Enable Register */ +/* PMC_IDR - Interrupt Disable Register */ +/* PMC_SR - Status Register */ +/* PMC_IMR - Interrupt Mask Register */ +#define PMC_INT_PCK7_RDY BIT15 +#define PMC_INT_PCK6_RDY BIT14 +#define PMC_INT_PCK5_RDY BIT13 +#define PMC_INT_PCK4_RDY BIT12 +#define PMC_INT_PCK3_RDY BIT11 +#define PMC_INT_PCK2_RDY BIT10 +#define PMC_INT_PCK1_RDY BIT9 +#define PMC_INT_PCK0_RDY BIT8 +#define PMC_INT_MCK_RDY BIT3 +#define PMC_INT_LOCKB BIT2 +#define PMC_INT_LCKA BIT1 +#define PMC_INT_MOSCS BIT0 + + +#endif |