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rockbox/firmware/export/as3525.h
Rafaël Carré 94c06c7e95 AS3525: implement tick_start() with TIMER2 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19027 a1c6a512-1295-4272-9138-f99709370657
2008-11-06 14:34:37 +00:00

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/*
* (C) Copyright 2006
* Copyright (C) 2006 Austriamicrosystems, by thomas.luo
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __AS3525_H__
#define __AS3525_H__
#define UART_CHANNELS 1
/* AS352X only supports 512 Byte HW ECC */
#define ECCSIZE 512
#define ECCBYTES 3
/* AS352X device base addresses */
/*
------------------------------------------------------------------------
* AS352X Registers
*
------------------------------------------------------------------------
*
*/
/* AHB */
#define USB_BASE 0xC6000000
#define VIC_BASE 0xC6010000
#define DMAC_BASE 0xC6020000
#define MPMC_BASE 0xC6030000
#define MEMSTICK_BASE 0xC6040000
#define CF_IDE_BASE 0xC6050000
/* APB */
#define NAND_FLASH_BASE 0xC8000000
#define BIST_MANAGER_BASE 0xC8010000
#define SD_MCI_BASE 0xC8020000
#define TIMER_BASE 0xC8040000
#define WDT_BASE 0xC8050000
#define I2C_MS_BASE 0xC8060000
#define I2C_AUDIO_BASE 0xC8070000
#define SSP_BASE 0xC8080000
#define I2SIN_BASE 0xC8090000
#define I2SOUT_BASE 0xC80A0000
#define GPIOA_BASE 0xC80B0000
#define GPIOB_BASE 0xC80C0000
#define GPIOC_BASE 0xC80D0000
#define GPIOD_BASE 0xC80E0000
#define CGU_BASE 0xC80F0000
#define CCU_BASE 0xC8100000
#define UART0_BASE 0xC8110000
#define DBOP_BASE 0xC8120000
/*
------------------------------------------------------------------------
* AS352X control registers
*
------------------------------------------------------------------------
*/
#define CCU_SRC (*(volatile unsigned long *)(CCU_BASE + 0x00))
#define CCU_SRL (*(volatile unsigned long *)(CCU_BASE + 0x04))
#define CCU_MEMMAP (*(volatile unsigned long *)(CCU_BASE + 0x08))
#define CCU_IO (*(volatile unsigned long *)(CCU_BASE + 0x0C))
#define CCU_SCON (*(volatile unsigned long *)(CCU_BASE + 0x10))
#define CCU_VERS (*(volatile unsigned long *)(CCU_BASE + 0x14))
#define CCU_SPARE1 (*(volatile unsigned long *)(CCU_BASE + 0x18))
#define CCU_SPARE2 (*(volatile unsigned long *)(CCU_BASE + 0x1C))
/* DBOP */
#define DBOP_TIMPOL_01 (*(volatile unsigned long *)(DBOP_BASE + 0x00))
#define DBOP_TIMPOL_23 (*(volatile unsigned long *)(DBOP_BASE + 0x04))
#define DBOP_CTRL (*(volatile unsigned long *)(DBOP_BASE + 0x08))
#define DBOP_STAT (*(volatile unsigned long *)(DBOP_BASE + 0x0C))
#define DBOP_DOUT (*(volatile unsigned short*)(DBOP_BASE + 0x10))
#define DBOP_DIN (*(volatile unsigned long *)(DBOP_BASE + 0x14))
/**
* Reset Control Lines in CCU_SRC register
**/
#define CCU_SRC_DBOP_EN ( 1 << 24 )
#define CCU_SRC_SPDIF_EN ( 1 << 22 )
#define CCU_SRC_TIMER_EN ( 1 << 21 )
#define CCU_SRC_SSP_EN ( 1 << 20 )
#define CCU_SRC_WDO_EN ( 1 << 19 )
#define CCU_SRC_IDE_EN ( 1 << 18 )
#define CCU_SRC_IDE_AHB_EN ( 1 << 17 )
#define CCU_SRC_UART0 ( 1 << 16 )
#define CCU_SRC_NAF_EN ( 1 << 15 )
#define CCU_SRC_SDMCI_EN ( 1 << 14 )
#define CCU_SRC_GPIO_EN ( 1 << 13 )
#define CCU_SRC_I2C_AUDIO_EN ( 1 << 12 )
#define CCU_SRC_I2C_EN ( 1 << 11 )
#define CCU_SRC_MST_EN ( 1 << 10 )
#define CCU_SRC_I2SIN ( 1 << 9 )
#define CCU_SRC_I2SOUT ( 1 << 8 )
#define CCU_SRC_USB_AHB_EN ( 1 << 7 )
#define CCU_SRC_USB_PHY_EN ( 1 << 6 )
#define CCU_SRC_DMAC_EN ( 1 << 5 )
#define CCU_SRC_VIC_EN ( 1 << 4 )
/**
* Magic number for CCU_SRL for reset.
**/
#define CCU_SRL_MAGIC_NUMBER 0x1A720212
/**
* Chip select lines for NAF. Use these constants to select/deselct the
CE lines
* for NAND flashes in Register CCU_IO.
**/
#define CCU_IO_NAF_CE_LINE_0 ( 0 << 7 )
#define CCU_IO_NAF_CE_LINE_1 ( 1 << 7 )
#define CCU_IO_NAF_CE_LINE_2 ( 2 << 7 )
#define CCU_IO_NAF_CE_LINE_3 ( 3 << 7 )
/* CCU IO Select/Deselect IDE */
#define CCU_IO_IDE ( 1 << 5 )
/* CCU IO Select/desect I2C */
#define CCU_IO_I2C_MASTER_SLAVE ( 1 << 1 )
/* CCU IO Select/desect UART */
#define CCU_IO_UART0 ( 1 << 0 )
#define CCU_RESET_ALL_BUT_MEMORY \
( CCU_SRC_DBOP_EN \
| CCU_SRC_SPDIF_EN \
| CCU_SRC_TIMER_EN \
| CCU_SRC_SSP_EN \
| CCU_SRC_WDO_EN \
| CCU_SRC_IDE_EN \
| CCU_SRC_IDE_AHB_EN \
| CCU_SRC_UART0 \
| CCU_SRC_NAF_EN \
| CCU_SRC_SDMCI_EN \
| CCU_SRC_GPIO_EN \
| CCU_SRC_I2C_AUDIO_EN \
| CCU_SRC_I2C_EN \
| CCU_SRC_MST_EN \
| CCU_SRC_I2SIN \
| CCU_SRC_I2SOUT \
| CCU_SRC_USB_AHB_EN \
| CCU_SRC_USB_PHY_EN \
| CCU_SRC_DMAC_EN \
| CCU_SRC_VIC_EN \
)
#define CCU_IO_UART ( 1 << 0 )
/*
------------------------------------------------------------------------
* AS352X clock control registers
*
------------------------------------------------------------------------
*/
#define CGU_PLLA (*(volatile unsigned long *)(CGU_BASE + 0x00))
#define CGU_PLLB (*(volatile unsigned long *)(CGU_BASE + 0x04))
#define CGU_PLLASUP (*(volatile unsigned long *)(CGU_BASE + 0x08))
#define CGU_PLLBSUP (*(volatile unsigned long *)(CGU_BASE + 0x0C))
#define CGU_PROC (*(volatile unsigned long *)(CGU_BASE + 0x10))
#define CGU_PERI (*(volatile unsigned long *)(CGU_BASE + 0x14))
#define CGU_AUDIO (*(volatile unsigned long *)(CGU_BASE + 0x18))
#define CGU_USB (*(volatile unsigned long *)(CGU_BASE + 0x1C))
#define CGU_INTCTRL (*(volatile unsigned long *)(CGU_BASE + 0x20))
#define CGU_IRQ (*(volatile unsigned long *)(CGU_BASE + 0x24))
#define CGU_COUNTA (*(volatile unsigned long *)(CGU_BASE + 0x28))
#define CGU_COUNTB (*(volatile unsigned long *)(CGU_BASE + 0x2C))
#define CGU_IDE (*(volatile unsigned long *)(CGU_BASE + 0x30))
#define CGU_MEMSTICK (*(volatile unsigned long *)(CGU_BASE + 0x34))
#define CGU_DBOP (*(volatile unsigned long *)(CGU_BASE + 0x38))
#define CGU_VIC_CLOCK_ENABLE ( 1 << 23 ) /* vic */
/* --- are disabled after reset --- */
#define CGU_DMA_CLOCK_ENABLE ( 1 << 22 ) /* dma */
#define CGU_USB_CLOCK_ENABLE ( 1 << 21 ) /* usb */
#define CGU_I2SOUT_APB_CLOCK_ENABLE ( 1 << 20 ) /* i2sout */
#define CGU_I2SIN_APB_CLOCK_ENABLE ( 1 << 19 ) /* i2sin */
#define CGU_I2C_MASTER_SLAVE_CLOCK_ENABLE ( 1 << 18 ) /* i2c master/slave */
#define CGU_I2C_AUDIO_MASTER_CLOCK_ENABLE ( 1 << 17 ) /* i2c audio master */
#define CGU_GPIO_CLOCK_ENABLE ( 1 << 16 ) /* gpio */
#define CGU_MCI_CLOCK_ENABLE ( 1 << 15 ) /* mmc + sd */
#define CGU_NAF_CLOCK_ENABLE ( 1 << 14 ) /* naf */
#define CGU_UART_APB_CLOCK_ENABLE ( 1 << 13 ) /* uart */
#define CGU_WDOCNT_CLOCK_ENABLE ( 1 << 12 ) /* watchdog counter */
#define CGU_WDOIF_CLOCK_ENABLE ( 1 << 11 ) /* watchdog timer module */
#define CGU_SSP_CLOCK_ENABLE ( 1 << 10 ) /* ssp */
#define CGU_TIMER1_CLOCK_ENABLE ( 1 << 9 ) /* timer 1 */
#define CGU_TIMER2_CLOCK_ENABLE ( 1 << 8 ) /* timer 2 */
#define CGU_TIMERIF_CLOCK_ENABLE ( 1 << 7 ) /* timer
interface */
/** ------------------------------------------------------------------
* Number of cycles to wait before cgu is safely locked.
**/
#define CGU_LOCK_CNT 0xFF
/* FIFO depth is 16 for tx and rx fifo */
#define UART_FIFO_DEPTH 16
/* ------------------- UART Line Control Register bit fields -------------------- */
#define UART_LNCTL_DLSEN (1 << 7) /* Device latch select bit */
/* -------------- UART Interrupt Control Register bit fields --------------- */
#define UART_INTR_RXDRDY 0x1 /* Data ready interrupt */
#define UART_INTR_TXEMT 0x2 /* Transmit data empty interrupt */
#define UART_INTR_RXLINESTATUS 0x4 /* Receive line status interrupt */
/* ------------------- UART Line Status Register bit fields -------------------- */
#define UART_ERRORBITS 0x1E
#define UART_RX_DATA_READY (1 << 0)
#define UART_TX_HOLD_EMPTY (1 << 5)
/* ------------------- FIFO CNTL Register contants -------------------*/
#define UART_FIFO_EN (1 << 0) /* Enable the UART FIFO */
#define UART_TX_FIFO_RST (1 << 1) /* Enable the UART FIFO */
#define UART_RX_FIFO_RST (1 << 2)
#define UART_RXFIFO_TRIGLVL_1 (0 << 4) /* RX FIFO TRIGGER_LEVEL 1 */
#define UART_RXFIFO_TRIGLVL_4 0x08 /* RX FIFO TRIGGER_LEVEL 4 */
#define UART_RXFIFO_TRIGLVL_8 0x10 /* RX FIFO TRIGGER_LEVEL 8 */
#define UART_RXFIFO_TRIGLVL_14 0x18 /* RX FIFO TRIGGER_LEVEL 14 */
/* ------------------- FIFO status Register contants ------------------*/
#define UART_TX_FIFO_FULL (1 << 0)
#define UART_RX_FIFO_FULL (1 << 1)
#define UART_TX_FIFO_EMPTY (1 << 2)
#define UART_RX_FIFO_EMPTY (1 << 3)
/* ----------------------- defines ---------------------------------------- */
#define UART_DATA_REG (*(volatile unsigned long*)(UART0_BASE + 0x00)) /* Data register */
#define UART_DLO_REG (*(volatile unsigned long*)(UART0_BASE + 0x00)) /* Clock divider(lower byte) register */
#define UART_DHI_REG (*(volatile unsigned long*)(UART0_BASE + 0x04)) /* Clock divider(higher byte) register */
#define UART_INTEN_REG (*(volatile unsigned long*)(UART0_BASE + 0x04)) /* Interrupt enable register */
#define UART_INTSTATUS_REG (*(volatile unsigned long*)(UART0_BASE + 0x08)) /* Interrupt status register */
#define UART_FCTL_REG (*(volatile unsigned long*)(UART0_BASE + 0x0C)) /* Fifo control register */
#define UART_FSTATUS_REG (*(volatile unsigned long*)(UART0_BASE + 0x0C)) /* Fifo status register */
#define UART_LNCTL_REG (*(volatile unsigned long*)(UART0_BASE + 0x10)) /* Line control register */
#define UART_LNSTATUS_REG (*(volatile unsigned long*)(UART0_BASE + 0x14)) /* Line status register */
#define TIMER1_LOAD (*(volatile unsigned long*)(TIMER_BASE + 0x00)) /* 32-bit width */
#define TIMER1_VALUE (*(volatile unsigned long*)(TIMER_BASE + 0x04)) /* 32 bit width */
#define TIMER1_CONTROL (*(volatile unsigned long*)(TIMER_BASE + 0x08)) /* 8 bit width */
#define TIMER1_INTCLR (*(volatile unsigned long*)(TIMER_BASE + 0x0C)) /* clears ir by write access */
#define TIMER1_RIS (*(volatile unsigned long*)(TIMER_BASE + 0x10)) /* 1 bit width */
#define TIMER1_MIS (*(volatile unsigned long*)(TIMER_BASE + 0x14)) /* 1 bit width */
#define TIMER1_BGLOAD (*(volatile unsigned long*)(TIMER_BASE + 0x18)) /* 32-bit width */
#define TIMER2_LOAD (*(volatile unsigned long*)(TIMER_BASE + 0x20)) /* 32-bit width */
#define TIMER2_VALUE (*(volatile unsigned long*)(TIMER_BASE + 0x24)) /* 32 bit width */
#define TIMER2_CONTROL (*(volatile unsigned long*)(TIMER_BASE + 0x28)) /* 8 bit width */
#define TIMER2_INTCLR (*(volatile unsigned long*)(TIMER_BASE + 0x2C)) /* clears ir by write access */
#define TIMER2_RIS (*(volatile unsigned long*)(TIMER_BASE + 0x30)) /* 1 bit width */
#define TIMER2_MIS (*(volatile unsigned long*)(TIMER_BASE + 0x34)) /* 1 bit width */
#define TIMER2_BGLOAD (*(volatile unsigned long*)(TIMER_BASE + 0x38)) /* 32-bit width */
/**
* Counter/Timer control register bits
**/
#define TIMER_ENABLE 0x80
#define TIMER_PERIODIC 0x40
#define TIMER_INT_ENABLE 0x20
#define TIMER_32_BIT 0x02
#define TIMER_ONE_SHOT 0x01
#define TIMER_PRESCALE_1 0x00
#define TIMER_PRESCALE_16 0x04
#define TIMER_PRESCALE_256 0x08
/* GPIO registers */
#define GPIOA_DIR (*(volatile unsigned char*)(GPIOA_BASE+0x400))
#define GPIOA_AFSEL (*(volatile unsigned char*)(GPIOA_BASE+0x420))
#define GPIOA_PIN(a) (*(volatile unsigned char*)(GPIOA_BASE+4*(1<<(a))))
#define GPIOB_DIR (*(volatile unsigned char*)(GPIOB_BASE+0x400))
#define GPIOB_AFSEL (*(volatile unsigned char*)(GPIOB_BASE+0x420))
#define GPIOB_PIN(a) (*(volatile unsigned char*)(GPIOB_BASE+4*(1<<(a))))
#define GPIOC_DIR (*(volatile unsigned char*)(GPIOC_BASE+0x400))
#define GPIOC_AFSEL (*(volatile unsigned char*)(GPIOC_BASE+0x420))
#define GPIOC_PIN(a) (*(volatile unsigned char*)(GPIOC_BASE+4*(1<<(a))))
#define GPIOD_DIR (*(volatile unsigned char*)(GPIOD_BASE+0x400))
#define GPIOD_AFSEL (*(volatile unsigned char*)(GPIOD_BASE+0x420))
#define GPIOD_PIN(a) (*(volatile unsigned char*)(GPIOD_BASE+4*(1<<(a))))
/* ARM PL172 Memory Controller registers */
#define MPMC_CONTROL (*(volatile unsigned long*)(MPMC_BASE+0x000))
#define MPMC_STATUS (*(volatile unsigned long*)(MPMC_BASE+0x004))
#define MPMC_CONFIG (*(volatile unsigned long*)(MPMC_BASE+0x008))
#define MPMC_DYNAMIC_CONTROL (*(volatile unsigned long*)(MPMC_BASE+0x020))
#define MPMC_DYNAMIC_REFRESH (*(volatile unsigned long*)(MPMC_BASE+0x024))
#define MPMC_DYNAMIC_READ_CONFIG (*(volatile unsigned long*)(MPMC_BASE+0x028))
#define MPMC_DYNAMIC_tRP (*(volatile unsigned long*)(MPMC_BASE+0x030))
#define MPMC_DYNAMIC_tRAS (*(volatile unsigned long*)(MPMC_BASE+0x034))
#define MPMC_DYNAMIC_tSREX (*(volatile unsigned long*)(MPMC_BASE+0x038))
#define MPMC_DYNAMIC_tAPR (*(volatile unsigned long*)(MPMC_BASE+0x03C))
#define MPMC_DYNAMIC_tDAL (*(volatile unsigned long*)(MPMC_BASE+0x040))
#define MPMC_DYNAMIC_tWR (*(volatile unsigned long*)(MPMC_BASE+0x044))
#define MPMC_DYNAMIC_tRC (*(volatile unsigned long*)(MPMC_BASE+0x048))
#define MPMC_DYNAMIC_tRFC (*(volatile unsigned long*)(MPMC_BASE+0x04C))
#define MPMC_DYNAMIC_tXSR (*(volatile unsigned long*)(MPMC_BASE+0x050))
#define MPMC_DYNAMIC_tRRD (*(volatile unsigned long*)(MPMC_BASE+0x054))
#define MPMC_DYNAMIC_tMRD (*(volatile unsigned long*)(MPMC_BASE+0x058))
#define MPMC_STATIC_EXTENDED_WAIT (*(volatile unsigned long*)(MPMC_BASE+0x080))
#define MPMC_DYNAMIC_CONFIG_0 (*(volatile unsigned long*)(MPMC_BASE+0x100))
#define MPMC_DYNAMIC_CONFIG_1 (*(volatile unsigned long*)(MPMC_BASE+0x120))
#define MPMC_DYNAMIC_CONFIG_2 (*(volatile unsigned long*)(MPMC_BASE+0x140))
#define MPMC_DYNAMIC_CONFIG_3 (*(volatile unsigned long*)(MPMC_BASE+0x160))
#define MPMC_DYNAMIC_RASCAS_0 (*(volatile unsigned long*)(MPMC_BASE+0x104))
#define MPMC_DYNAMIC_RASCAS_1 (*(volatile unsigned long*)(MPMC_BASE+0x124))
#define MPMC_DYNAMIC_RASCAS_2 (*(volatile unsigned long*)(MPMC_BASE+0x144))
#define MPMC_DYNAMIC_RASCAS_3 (*(volatile unsigned long*)(MPMC_BASE+0x164))
#define MPMC_PERIPH_ID2 (*(volatile unsigned long*)(MPMC_BASE+0xFE8))
/* VIC controller (PL190) registers */
#define VIC_IRQ_STATUS (*(volatile unsigned long*)(VIC_BASE+0x00))
#define VIC_FIQ_STATUS (*(volatile unsigned long*)(VIC_BASE+0x04))
#define VIC_RAW_INTR (*(volatile unsigned long*)(VIC_BASE+0x08))
#define VIC_INT_SELECT (*(volatile unsigned long*)(VIC_BASE+0x0C))
#define VIC_INT_ENABLE (*(volatile unsigned long*)(VIC_BASE+0x10))
#define VIC_INT_EN_CLEAR (*(volatile unsigned long*)(VIC_BASE+0x14))
#define VIC_SOFT_INT (*(volatile unsigned long*)(VIC_BASE+0x18))
#define VIC_SOFT_INT_CLEAR (*(volatile unsigned long*)(VIC_BASE+0x1C))
#define VIC_PROTECTION (*(volatile unsigned long*)(VIC_BASE+0x20))
#define VIC_VECT_ADDR (*(volatile unsigned long*)(VIC_BASE+0x30))
#define VIC_DEF_VECT_ADDR (*(volatile unsigned long*)(VIC_BASE+0x34))
/* Interrupts */
#define INTERRUPT_WATCHDOG (1<<0)
#define INTERRUPT_TIMER1 (1<<1)
#define INTERRUPT_TIMER2 (1<<2)
#define INTERRUPT_USB (1<<3)
#define INTERRUPT_DMAC (1<<4)
#define INTERRUPT_NAND (1<<5)
#define INTERRUPT_IDE (1<<6)
#define INTERRUPT_MCI0 (1<<1<<7)
#define INTERRUPT_MCI1 (1<<8)
#define INTERRUPT_AUDIO (1<<9)
#define INTERRUPT_SSP (1<<10)
#define INTERRUPT_I2C_MS (1<<11)
#define INTERRUPT_I2C_AUDIO (1<<12)
#define INTERRUPT_I2SIN (1<<13)
#define INTERRUPT_I2SOUT (1<<14)
#define INTERRUPT_UART (1<<15)
#define INTERRUPT_GPIOD (1<<16)
/* 17 reserved */
#define INTERRUPT_CGU (1<<18)
#define INTERRUPT_MEMORY_STICK (1<<19)
#define INTERRUPT_DBOP (1<<20)
/* 21-28 reserved */
#define INTERRUPT_GPIOA (1<<29)
#define INTERRUPT_GPIOB (1<<30)
#define INTERRUPT_GPIOC (1<<31)
#endif /*__AS3525_H__*/
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