/* * (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)) /* --- 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 TIMER_LOAD (*(volatile unsigned long*)(TIMER_BASE + 0x00)) /* 32-bit width */ #define TIMER_VALUE (*(volatile unsigned long*)(TIMER_BASE + 0x04)) /* 32 bit width */ #define TIMER_CONTROL (*(volatile unsigned long*)(TIMER_BASE + 0x08)) /* 8 bit width */ #define TIMER_INTCLR (*(volatile unsigned long*)(TIMER_BASE + 0x0C)) /* clears ir by write access */ #define TIMER_RIS (*(volatile unsigned long*)(TIMER_BASE + 0x10)) /* 1 bit width */ #define TIMER_MIS (*(volatile unsigned long*)(TIMER_BASE + 0x14)) /* 1 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)))) #endif /*__AS3525_H__*/