[U-Boot-Users] [PATCH] AS352X SOC02:Part03 for U-boot1.1.6

thomas.luo thomas.luo at ieee.org
Tue Dec 5 09:43:27 CET 2006


U-Boot1.1.6 for AS352X
Port to U-boot to New ARM base SOC AS352X, support NAND flash Boot.
please ref:
http://www.austriamicrosystems.com/03products/products_detail/AS3525/AS3525.htm
Part 3:
Br

Signed-off-by: Thomas Luothomas.luo at austriamicrosystems.com
--------------------------------------------------------------------------------------------------
diff -upBNr u-boot-1.1.6.org/include/as352x.h u-boot-1.1.6/include/as352x.h
--- u-boot-1.1.6.org/include/as352x.h 1970-01-01 08:00:00.000000000 +0800
+++ u-boot-1.1.6/include/as352x.h 2006-12-05 09:50:51.000000000 +0800
@@ -0,0 +1,492 @@
+/*
+* (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 __AS352X_H__
+#define __AS352X_H__
+
+#define AS352X_UART_CHANNELS 1
+
+/* AS352X only supports 512 Byte HW ECC */
+#define AS352X_ECCSIZE  512
+#define AS352X_ECCBYTES 3
+
+
+/* AS352X device base addresses */
+
+
+/* -----------------------------------------------------------------
+*  AS352X Registers
+* ------------------------------------------------------------------
+*
+*/
+
+
+/* AHB */
+#define AS352X_USB_BASE            0xC6000000
+#define AS352X_VIC_BASE            0xC6010000
+#define AS352X_DMAC_BASE           0xC6020000
+#define AS352X_MPMC_BASE     0xC6030000
+#define AS352X_MEMSTICK_BASE       0xC6040000
+#define AS352X_CF_IDE_BASE         0xC6050000
+
+/* APB */
+#define AS352X_NAND_FLASH_BASE     0xC8000000
+#define AS352X_BIST_MANAGER_BASE   0xC8010000
+#define AS352X_SD_MCI_BASE         0xC8020000
+#define AS352X_TIMER_BASE          0xC8040000
+#define AS352X_WDT_BASE            0xC8050000
+#define AS352X_I2C_MS_BASE         0xC8060000
+#define AS352X_I2C_AUDIO_BASE      0xC8070000
+#define AS352X_SSP_BASE            0xC8080000
+#define AS352X_I2SIN_BASE          0xC8090000
+#define AS352X_I2SOUT_BASE         0xC80A0000
+#define AS352X_GPIO1_BASE          0xC80B0000
+#define AS352X_GPIO2_BASE          0xC80C0000
+#define AS352X_GPIO3_BASE          0xC80D0000
+#define AS352X_GPIO4_BASE          0xC80E0000
+#define AS352X_CGU_BASE            0xC80F0000
+#define AS352X_CCU_BASE            0xC8100000
+#define AS352X_UART0_BASE          0xC8110000
+#define AS352X_DBOP_BASE           0xC8120000
+
+
+
+/* ------------------------------------------------------------------------
+*  AS352X control registers
+* ------------------------------------------------------------------------
+*/
+
+#define CCU_SRC           ( (AS352X_CCU_BASE) + 0x00)
+#define CCU_SRL           ( (AS352X_CCU_BASE) + 0x04)
+#define CCU_MEMMAP        ( (AS352X_CCU_BASE) + 0x08)
+#define CCU_IO            ( (AS352X_CCU_BASE) + 0x0C)
+#define CCU_SCON          ( (AS352X_CCU_BASE) + 0x10)
+#define CCU_VERS          ( (AS352X_CCU_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         \
+ )
+
+/**
+* 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_UART               ( 1 << 0 )
+
+
+#define CCU_COUNT_MIN_10_MICROSEC 640
+
+/* ------------------------------------------------------------------------
+*  AS352X clock control registers
+* ------------------------------------------------------------------------
+*/
+
+#define CGU_REG_PLLA         ( (AS352X_CGU_BASE) + 0x00 )
+#define CGU_REG_PLLB         ( (AS352X_CGU_BASE) + 0x04 )
+#define CGU_REG_PLLASUP      ( (AS352X_CGU_BASE) + 0x08 )
+#define CGU_REG_PLLBSUP      ( (AS352X_CGU_BASE) + 0x0C )
+#define CGU_REG_PROC         ( (AS352X_CGU_BASE) + 0x10 )
+#define CGU_REG_PERI         ( (AS352X_CGU_BASE) + 0x14 )
+#define CGU_REG_AUDIO        ( (AS352X_CGU_BASE) + 0x18 )
+#define CGU_REG_USB          ( (AS352X_CGU_BASE) + 0x1C )
+#define CGU_REG_INTCTRL      ( (AS352X_CGU_BASE) + 0x20 )
+#define CGU_REG_IRQ          ( (AS352X_CGU_BASE) + 0x24 )
+#define CGU_REG_COUNTA       ( (AS352X_CGU_BASE) + 0x28 )
+#define CGU_REG_COUNTB       ( (AS352X_CGU_BASE) + 0x2C )
+#define CGU_REG_IDE          ( (AS352X_CGU_BASE) + 0x30 )
+#define CGU_REG_MEMSTICK     ( (AS352X_CGU_BASE) + 0x34 )
+#define CGU_REG_DBOP         ( (AS352X_CGU_BASE) + 0x38 )
+
+
+/* --- are disabled after reset --- */
+/* dma */
+#define CGU_DMA_CLOCK_ENABLE                 ( 1 << 22 )
+/* usb */
+#define CGU_USB_CLOCK_ENABLE                 ( 1 << 21 )
+/* i2sout */
+#define CGU_I2SOUT_APB_CLOCK_ENABLE          ( 1 << 20 )
+/* i2sin */
+#define CGU_I2SIN_APB_CLOCK_ENABLE           ( 1 << 19 )
+/* i2c master/slave */
+#define CGU_I2C_MASTER_SLAVE_CLOCK_ENABLE    ( 1 << 18 )
+/* i2c audio master */
+#define CGU_I2C_AUDIO_MASTER_CLOCK_ENABLE    ( 1 << 17 )
+/* gpio */
+#define CGU_GPIO_CLOCK_ENABLE                ( 1 << 16 )
+/* mmc + sd */
+#define CGU_MCI_CLOCK_ENABLE                 ( 1 << 15 )
+/* naf */
+#define CGU_NAF_CLOCK_ENABLE                 ( 1 << 14 )
+ /* uart */
+#define CGU_UART_APB_CLOCK_ENABLE            ( 1 << 13 )
+/* watchdog counter */
+#define CGU_WDOCNT_CLOCK_ENABLE              ( 1 << 12 )
+ /* watchdog timer module */
+#define CGU_WDOIF_CLOCK_ENABLE               ( 1 << 11 )
+/* ssp */
+#define CGU_SSP_CLOCK_ENABLE                 ( 1 << 10 )
+/* timer 1 */
+#define CGU_TIMER1_CLOCK_ENABLE              ( 1 <<  9 )
+/* timer 2 */
+#define CGU_TIMER2_CLOCK_ENABLE              ( 1 <<  8 )
+/* timer interface */
+#define CGU_TIMERIF_CLOCK_ENABLE             ( 1 <<  7 )
+
+/**  ------------------------------------------------------------------
+* 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_REG_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 -------------------------------------- */
+/* Data register */
+#define UART_DATA_REG   ( (AS352X_UART0_BASE) + 0x00 )
+/* Clock divider(lower byte) register */
+#define UART_DLO_REG   ( (AS352X_UART0_BASE) + 0x00 )
+/* Clock divider(higher byte) register */
+#define UART_DHI_REG   ( (AS352X_UART0_BASE) + 0x04 )
+/* Interrupt enable register */
+#define UART_INTEN_REG   ( (AS352X_UART0_BASE) + 0x04 )
+/* Interrupt status register */
+#define UART_INTSTATUS_REG  ( (AS352X_UART0_BASE) + 0x08 )
+/* Fifo control  register */
+#define UART_FCTL_REG            ( (AS352X_UART0_BASE) + 0x0C )
+/* Fifo status register */
+#define UART_FSTATUS_REG         ( (AS352X_UART0_BASE) + 0x0C )
+/* Line control register */
+#define UART_LNCTL_REG           ( (AS352X_UART0_BASE) + 0x10 )
+/* Line status register */
+#define UART_LNSTATUS_REG        ( (AS352X_UART0_BASE) + 0x14 )
+
+/* 32-bit width */
+#define TIMER_LOAD       ( (AS352X_TIMER_BASE) + 0x00 )
+/* 32 bit width */
+#define TIMER_VALUE      ( (AS352X_TIMER_BASE) + 0x04 )
+/*  8 bit width */
+#define TIMER_CONTROL    ( (AS352X_TIMER_BASE) + 0x08 )
+/* clears ir by write access */
+#define TIMER_INTCLR     ( (AS352X_TIMER_BASE) + 0x0C )
+/*  1 bit width */
+#define TIMER_RIS        ( (AS352X_TIMER_BASE) + 0x10 )
+ /*  1 bit width */
+#define TIMER_MIS        ( (AS352X_TIMER_BASE) + 0x14 )
+
+/**
+* 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
+
+
+
+#define NAF_CONFIG         ( (AS352X_NAND_FLASH_BASE) + 0x00 )
+#define NAF_CONTROL        ( (AS352X_NAND_FLASH_BASE) + 0x04 )
+#define NAF_ECC            ( (AS352X_NAND_FLASH_BASE) + 0x08 )
+#define NAF_DATA           ( (AS352X_NAND_FLASH_BASE) + 0x0C )
+#define NAF_MODE           ( (AS352X_NAND_FLASH_BASE) + 0x10 )
+#define NAF_STATUS         ( (AS352X_NAND_FLASH_BASE) + 0x14 )
+#define NAF_MASK           ( (AS352X_NAND_FLASH_BASE) + 0x18 )
+#define NAF_FIFODATA       ( (AS352X_NAND_FLASH_BASE) + 0x1C )
+#define NAF_WORDS          ( (AS352X_NAND_FLASH_BASE) + 0x20 )
+#define NAF_CLEAR          ( (AS352X_NAND_FLASH_BASE) + 0x24 )
+#define NAF_TEST           ( (AS352X_NAND_FLASH_BASE) + 0x28 )
+
+/* Macro introduced to compensate for no support for floating
+point division operation in the processor. So to get the correct value,
+roundup is peformed to provide accurate results for certain conditions. */
+
+#define DIVIDE_AND_ROUND_UP(dividend,divisor) \
+ ( ( (dividend) + (divisor) - 1 ) / (divisor) )
+
+/* For sake of completness and for easier exchanging of
+round-up and round-down divisions provide also a round-down macro */
+
+#define DIVIDE_AND_ROUND_DOWN( a , b ) ((a)/(b))
+
+/* Macro which evaluates to the absolute value of an integer value*/
+#define ABS(A) (((A)>0)?(A):(-(A)))
+
+
+/* ------------------------defines for Dynamic Mem ----------------- */
+#define AS352X_SDRAM_BASE_ADDR(offset) (0xc6030000 + offset)
+
+#define AS352X_MPMC_CONTROL  AS352X_SDRAM_BASE_ADDR( 0x00 )
+#define AS352X_MPMC_CONFIG   AS352X_SDRAM_BASE_ADDR( 0x08 )
+#define AS352X_MPMC_DYRDCFG  AS352X_SDRAM_BASE_ADDR( 0x28 )
+#define AS352X_MPMC_DYTRP    AS352X_SDRAM_BASE_ADDR( 0x30 )
+#define AS352X_MPMC_DYTRAS   AS352X_SDRAM_BASE_ADDR( 0x34 )
+#define AS352X_MPMC_DYTSREX  AS352X_SDRAM_BASE_ADDR( 0x38 )
+#define AS352X_MPMC_DYTAPR   AS352X_SDRAM_BASE_ADDR( 0x3C )
+#define AS352X_MPMC_DYTDAL   AS352X_SDRAM_BASE_ADDR( 0x40 )
+#define AS352X_MPMC_DYTWR    AS352X_SDRAM_BASE_ADDR( 0x44 )
+#define AS352X_MPMC_DYTRC    AS352X_SDRAM_BASE_ADDR( 0x48 )
+#define AS352X_MPMC_DYTRFC   AS352X_SDRAM_BASE_ADDR( 0x4C )
+#define AS352X_MPMC_DYTXSR   AS352X_SDRAM_BASE_ADDR( 0x50 )
+#define AS352X_MPMC_DYTRRD   AS352X_SDRAM_BASE_ADDR( 0x54 )
+#define AS352X_MPMC_DYTMRD   AS352X_SDRAM_BASE_ADDR( 0x58 )
+#define AS352X_MPMC_DYRASCAS0 AS352X_SDRAM_BASE_ADDR( 0x104  )
+#define AS352X_MPMC_DYCONFIG0 AS352X_SDRAM_BASE_ADDR( 0x100  )
+#define AS352X_MPMC_DYCNTL    AS352X_SDRAM_BASE_ADDR( 0x20  )
+#define AS352X_MPMC_DYREF     AS352X_SDRAM_BASE_ADDR( 0x24  )
+
+/* --- MT48LC4M16A2 SDRAM & MT48LC32M16A2 SDRAM ----------------- */
+#define MPMC_DY_TRP_IN_NS     20
+#define MPMC_CLK_IN_MHZ_MIN        20
+#define MPMC_1_CLKCYCLE_IN_NS_MIN  50
+
+#define MPMC_CLK_IN_MHZ       66
+#if   MPMC_CLK_IN_MHZ == 24
+#define MPMC_1_CLKCYCLE_IN_NS 42
+#elif MPMC_CLK_IN_MHZ == 66
+#define MPMC_1_CLKCYCLE_IN_NS 16
+#else
+#define MPMC_1_CLKCYCLE_IN_NS 16
+#endif
+#define MPMC_SDRAM_TCK_IN_NS  10
+
+#define MPMC_DY_TRAS_MIN_IN_NS  50
+#define MPMC_DY_TRAS_IN_NS      MPMC_DY_TRAS_MIN_IN_NS
+
+/* tAPR not available for micron MT48LC4M16A2 SDRAM */
+#define MPMC_DY_TAPR_INNS  0
+
+#define MPMC_DY_TDAL_IN_NS  (5 * (MPMC_SDRAM_TCK_IN_NS))
+
+/* tWR can be minimum 15ns or 1CLK * 7ns */
+#define MPMC_DY_TWR_IN_NS  (MPMC_1_CLKCYCLE_IN_NS + 8)
+#define MPMC_DY_TRC_IN_NS  70
+
+#define MPMC_DY_TRFC_INNS 70
+
+#define MPMC_DY_TXSR_IN_NS 80
+
+#define MPMC_DY_TRRD_IN_NS 20
+#define MPMC_DY_TMRD_IN_NS (2 * (MPMC_SDRAM_TCK_IN_NS))
+
+#define MPMC_SDRAM_CAS   0x2
+#define MPMC_SDRAM_RAS   0x2 /* hha??? */
+
+/* Low Power device bit settings  */
+/* Device Type for APP Board 2.0 and 1.0  */
+/* MT48LC32M16A2 - 512Mbit and MT48LC4M16 - 64Mbit -both NOT Low Power */
+#define MPMC_SDRAM_DEVICE_TYPE    (0   << 3)
+
+/*ROW and COLUMN size mapping for mpmc SoC device */
+
+/* Addr Mapping for APP Board 2.0 (MT48LC32M16A2 - 512Mbit) */
+#define MPMC_SDRAM_ADDR_MAPPING   (0x11 << 7)
+
+#define MPMC_SDRAM_32BIT_EXTBUS   (0   <<14)
+#define MPMC_SDRAM_BUFFER_DISABLE (0   <<19)
+#define MPMC_SDRAM_BUFFER_ENABLE  (1   <<19)
+#define MPMC_SDRAM_WP_ENABLE      (0   <<20)
+
+#define MPMC_SDRAM_DYN_CONFIG ((MPMC_SDRAM_DEVICE_TYPE) | \
+ (MPMC_SDRAM_ADDR_MAPPING) | \
+ (MPMC_SDRAM_32BIT_EXTBUS) | \
+ (MPMC_SDRAM_BUFFER_DISABLE) | \
+ (MPMC_SDRAM_WP_ENABLE))
+
+#define MPMC_SDRAM_START_2_REF_CYCLES  2
+/* TREF for APP Board 2.0 (MT48LC32M16A2 - 512Mbit) */
+/*64ms divided by 8192 */
+#define MPMC_SDRAM_tREF_inNs           7812
+
+
+#define MPMC_SDRAM_DYNAMIC_REF      ((MPMC_SDRAM_tREF_inNs)  \
+ / (MPMC_1_CLKCYCLE_IN_NS_MIN))
+
+/* CAS Latency  for APP Board 2.0 (MT48LC32M16A2 - 512Mbit) */
+#if MPMC_SDRAM_CAS == 2
+#define MPMC_SDRAM_MODEVALUE           (0x23 << 13)
+#else
+#define MPMC_SDRAM_MODEVALUE           (0x33 << 13)
+#endif
+/* Quarter Strength*/
+#define MPMC_SDRAM_EXMODEVALUE         ((0x40 << 12) | (0x1 << 11))  
+
+#define set_reg_bits32( registerAddress, value ) \
+ ( *( (volatile u32 *)(registerAddress) ) |= ( (u32)(value) ) )
+
+
+#define clr_reg_bits32( registerAddress, value ) \
+ ( *( (volatile u32 *)(registerAddress) ) &= ( ~( (u32)(value) ) ) )
+
+#define read_reg32( registerAddress ) \
+ ( *( ( const volatile u32 * )( registerAddress ) ) )
+
+#define write_reg32( registerAddress, value ) \
+ ( *( (volatile u32 *)(registerAddress) ) = ( (u32)(value) ) )
+
+
+
+#define read_reg16( registerAddress ) \
+ ( *( ( const volatile u16 * )( registerAddress ) ) )
+
+#define write_reg16( registerAddress, value ) \
+ ( *( (volatile u16 *)(registerAddress) ) = ( (u16)(value) ) )
+
+#define set_reg_bits16( registerAddress, value ) \
+ ( *( (volatile u16 *)(registerAddress) ) |= ( (u16)(value) ) )
+
+#define clr_reg_bits16( registerAddress, value ) \
+ ( *( (volatile u16 *)(registerAddress) ) &= ( ~( (u16)(value) ) ) )
+
+
+#define read_reg8( registerAddress ) \
+ ( *( ( const volatile u8 * )( registerAddress ) ) )
+
+#define write_reg8( registerAddress, value ) \
+ ( *( (volatile u8 *)(registerAddress) ) = ( (u8)(value) ) )
+
+#define set_reg_bits8( registerAddress, value ) \
+ ( *( (volatile u8 *)(registerAddress) ) |= ( (u8)(value) ) )
+
+#define clr_reg_bits8( registerAddress, value ) \
+ ( *( (volatile u8 *)(registerAddress) ) &= ( ~( (u8)(value) ) ) )
+/* Wait until rINTPND is changed for the case that the ISR is very short. */
+#endif /*__AS352X_H__*/
diff -upBNr u-boot-1.1.6.org/include/asm-arm/mach-types.h u-boot-1.1.6/include/asm-arm/mach-types.h
--- u-boot-1.1.6.org/include/asm-arm/mach-types.h 2006-12-01 17:49:35.000000000 +0800
+++ u-boot-1.1.6/include/asm-arm/mach-types.h 2006-12-01 18:01:45.000000000 +0800
@@ -737,6 +737,7 @@ extern unsigned int __machine_arch_type;
 #define MACH_TYPE_CB3RUFC              726
 #define MACH_TYPE_MP2USB               727
 #define MACH_TYPE_PDNB3               1002
+#define MACH_TYPE_AS352X               1166

 #ifdef CONFIG_ARCH_EBSA110
 # ifdef machine_arch_type
@@ -6054,7 +6055,7 @@ extern unsigned int __machine_arch_type;
 # define machine_is_ess710() (0)
 #endif

-#ifdef CONFIG_MACH_MX3ADS
+#ifdef CONFIG_MACH_MX31ADS
 # ifdef machine_arch_type
 #  undef machine_arch_type
 #  define machine_arch_type __machine_arch_type
@@ -9401,6 +9402,18 @@ extern unsigned int __machine_arch_type;
 #else
 # define machine_is_mp2usb() (0)
 #endif
+#ifdef CONFIG_MACH_AS352X
+# ifdef machine_arch_type
+#  undef machine_arch_type
+#  define machine_arch_type __machine_arch_type
+# else
+#  define machine_arch_type MACH_TYPE_AS352X
+# endif
+# define machine_is_as352x() (machine_arch_type == MACH_TYPE_AS352X)
+#else
+# define machine_is_as352x() (0)
+#endif
+

 /*
  * These have not yet been registered
diff -upBNr u-boot-1.1.6.org/include/configs/as352xpb.h u-boot-1.1.6/include/configs/as352xpb.h
--- u-boot-1.1.6.org/include/configs/as352xpb.h 1970-01-01 08:00:00.000000000 +0800
+++ u-boot-1.1.6/include/configs/as352xpb.h 2006-12-05 16:06:36.000000000 +0800
@@ -0,0 +1,232 @@
+/*
+* (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 __CONFIG_H
+#define __CONFIG_H
+
+/*
+* High Level Configuration Options
+* (easy to change)
+*/
+#define CONFIG_ARM922T  1 /* This is an ARM922T Core */
+#define CONFIG_AS352X  1 /* in a  AS352X SoC     */
+#define CONFIG_AS352XPB  1 /* on a  AS352XPB Board  */
+#define CFG_NO_FLASH  1
+
+/* input clock of PLL */
+/* the AS352XPB has 24MHz input clock */
+#define CONFIG_SYS_CLK_FREQ 24000000
+
+
+#define USE_922T_MMU  1
+#undef CONFIG_USE_IRQ   /* we don't need IRQ/FIQ stuff */
+
+/*
+* Size of malloc() pool
+*/
+#define CFG_MALLOC_LEN  (((CFG_ENV_SIZE + 128*1024 + 0x4000-1) \
+ /0x4000)*0x4000)
+/* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_SIZE 128
+
+/*
+* Hardware drivers
+*/
+
+/*
+* select serial console configuration
+*/
+#define CONFIG_SERIAL1          1 /* we use SERIAL 1 on AS352XPB */
+
+/************************************************************
+* RTC
+************************************************************/
+#define CONFIG_RTC_AS352X 0
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_BAUDRATE  38400
+
+/***********************************************************
+* Command definition
+***********************************************************/
+#define CONFIG_COMMANDS  \
+ ((CONFIG_CMD_DFL  | \
+ /* CFG_CMD_CACHE |*/ \
+ CFG_CMD_NAND  | \
+ /*CFG_CMD_EEPROM |*/ \
+ /*CFG_CMD_I2C  |*/ \
+ /*CFG_CMD_USB  |*/ \
+ CFG_CMD_REGINFO  \
+ /*CFG_CMD_ELF*/ )& ~(CFG_CMD_FLASH| \
+ CFG_CMD_IMLS|CFG_CMD_NET|CFG_CMD_XIMG))
+/*this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#define CONFIG_CMDLINE_TAG             1
+#define CONFIG_INITRD_TAG  1
+#define CONFIG_BOOTDELAY  5
+#define CONFIG_BOOTARGS "root=/dev/ram0 rw init=/linuxrc console=ttyS0 mem=64M"
+#define CONFIG_BOOTCOMMAND "nand read 0x30007FC0 0x80000 0x200000; \
+nand read 0x32000000 0x280000 0x420000;bootm 0x30007FC0 0x32000000"
+#define CONFIG_AUTOBOOT_KEYED  1
+#define CONFIG_AUTOBOOT_PROMPT  \
+    "autoboot in %d seconds (stop with 's')...\n"
+#define CONFIG_AUTOBOOT_STOP_STR "s"
+/*#define CONFIG_ETHADDR 08:00:3e:26:0a:5b */
+/*#define CONFIG_NETMASK          255.255.255.0*/
+/*#define CONFIG_IPADDR  10.0.0.110*/
+/*#define CONFIG_SERVERIP  10.0.0.1*/
+/*#define CONFIG_BOOTFILE "" */
+/*#define CONFIG_BOOTCOMMAND "tftp; bootm" */
+
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+/* speed to run kgdb serial port */
+#define CONFIG_KGDB_BAUDRATE 115200
+/* what's this ? it's not used anywhere */
+/* which serial port to use */
+#define CONFIG_KGDB_SER_INDEX 1
+#endif
+
+#undef CFG_ENV_IS_IN_FLASH
+/*
+* Miscellaneous configurable options
+*/
+#define CFG_LONGHELP 1 /* undef to save memory*/
+/* Monitor Command Prompt */
+#define CFG_PROMPT  "AS352X # "
+#define CFG_CBSIZE  256   /* Console I/O Buffer Size*/
+/* Print Buffer Size */
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
+#define CFG_MAXARGS  8  /* max number of command args*/
+/* Boot Argument Buffer Size */
+#define CFG_BARGSIZE  CFG_CBSIZE
+
+#define CFG_MEMTEST_START 0x30000000 /* memtest works on*/
+#define CFG_MEMTEST_END  0x33F00000/* 63 MB in DRAM*/
+/* everything, incl board info, in Hz */
+#undef  CFG_CLKS_IN_HZ
+/* default load address */
+#define CFG_LOAD_ADDR   0x30008000
+
+#define CFG_HZ     1500000
+
+/* valid baudrates */
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+
+#define CFG_ENV_IS_IN_NAND 1
+
+#define CFG_ENV_NAND_ERASE_SIZE   0x20000
+/* Total Size of Environment Sector */
+#define CFG_ENV_SIZE    0x800
+#if  CFG_ENV_IS_IN_NAND
+#define CFG_ENV_OFFSET    0x60000
+
+#endif
+/*------------------------------------------------------------------
+* Stack sizes
+*
+* The stack sizes are set up in start.S using the settings below
+*/
+#define CONFIG_STACKSIZE (128*1024) /* regular stack */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
+#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
+#endif
+
+/*-------------------------------------------------------------------
+* Physical Memory Map
+*/
+#define CONFIG_NR_DRAM_BANKS 1    /* we have 1 bank of DRAM */
+#define PHYS_SDRAM_1   0x30000000 /* SDRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE  0x04000000 /* 64 MB */
+
+#define PHYS_FLASH_1   0x00000000 /* Flash Bank #1 */
+
+#define CFG_FLASH_BASE   PHYS_FLASH_1
+
+/*-------------------------------------------------------------------
+* FLASH and environment organization
+*/
+/* uncomment this if you have a LV400 flash */
+#define CONFIG_AMD_LV400 0
+#if 0
+/* uncomment this if you have a LV800 flash */
+#define CONFIG_AMD_LV800 1
+#endif
+
+#define CFG_MAX_FLASH_BANKS 0 /* max number of memory banks*/
+#ifdef CONFIG_AMD_LV800
+#define PHYS_FLASH_SIZE  0x00100000 /* 1MB */
+/* max number of sectors on one chip */
+#define CFG_MAX_FLASH_SECT (19)
+/* addr of environment */
+#define CFG_ENV_ADDR  (CFG_FLASH_BASE + 0x0F0000)
+#endif
+#ifdef CONFIG_AMD_LV400
+#define PHYS_FLASH_SIZE  0x00080000 /* 512KB */
+/* max number of sectors on one chip */
+#define CFG_MAX_FLASH_SECT (11)
+/* addr of environment */
+#define CFG_ENV_ADDR  (CFG_FLASH_BASE + 0x070000)
+#endif
+
+
+#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices*/
+#define SECTORSIZE 512
+
+#define ADDR_COLUMN 1
+#define ADDR_PAGE 2
+#define ADDR_COLUMN_PAGE 3
+
+#define NAND_ChipID_UNKNOWN 0x00
+#define NAND_MAX_FLOORS 1
+#define NAND_MAX_CHIPS 1
+
+
+#define NAND_DISABLE_CE(nand) do { } while(0)
+#define NAND_ENABLE_CE(nand) do { } while(0)
+
+#define NAND_WAIT_READY(nand)
+
+#define WRITE_NAND_COMMAND(d, adr) do{ } while(0)
+#define WRITE_NAND_ADDRESS(d, adr) do{ } while(0)
+#define WRITE_NAND(d, adr) do{} while(0)
+#define READ_NAND(adr) ()
+/* the following are NOP's in our implementation */
+#define NAND_CTL_CLRALE(nandptr)
+#define NAND_CTL_SETALE(nandptr)
+#define NAND_CTL_CLRCLE(nandptr)
+#define NAND_CTL_SETCLE(nandptr)
+
+/* timeout values are in ticks */
+/* Timeout for Flash Erase */
+#define CFG_FLASH_ERASE_TOUT  (5*CFG_HZ)
+/* Timeout for Flash Write */
+#define CFG_FLASH_WRITE_TOUT  (5*CFG_HZ)
+
+#include <as352x.h>
+#define CFG_NAND_BASE    NAF_DATA
+#include <cmd_confdefs.h>
+
+#define NAND_ALLOW_ERASE_ALL
+
+
+
+#endif /* __CONFIG_H */
diff -upBNr u-boot-1.1.6.org/MAINTAINERS u-boot-1.1.6/MAINTAINERS
--- u-boot-1.1.6.org/MAINTAINERS 2006-12-01 17:49:32.000000000 +0800
+++ u-boot-1.1.6/MAINTAINERS 2006-12-04 10:20:27.000000000 +0800
@@ -566,6 +566,17 @@ Zachary P. Landau <zachary.landau at labxte
 Haavard Skinnemoen <hskinnemoen at atmel.com>

  ATSTK1000  AT32AP7000
+#########################################################################
+# AS352X Systems:       #
+#         #
+# Maintainer Name, Email Address     #
+# Board   CPU     #
+#########################################################################
+
+Thomas Luo <thomas.luo at austriamicrosystems.com>
+
+ AS352XPB  AS352X
+

 #########################################################################
 # End of MAINTAINERS list      #
diff -upBNr u-boot-1.1.6.org/MAKEALL u-boot-1.1.6/MAKEALL
--- u-boot-1.1.6.org/MAKEALL 2006-12-01 17:49:32.000000000 +0800
+++ u-boot-1.1.6/MAKEALL 2006-12-04 10:20:27.000000000 +0800
@@ -189,13 +189,13 @@ LIST_ARM7=" \
 LIST_ARM9=" \
  at91rm9200dk cmc_pu2      \
  ap920t  ap922_XA10 ap926ejs ap946es  \
- ap966  cp920t  cp922_XA10 cp926ejs \
+ ap966  cp920t  cp922t cp922_XA10  cp926ejs    \
  cp946es  cp966  lpd7a400 mp2usb  \
  mx1ads  mx1fs2  netstar  omap1510inn \
  omap1610h2 omap1610inn omap730p2 sbc2410x \
  scb9328  smdk2400 smdk2410 trab  \
  VCMA9  versatile versatileab versatilepb \
- voiceblue       \
+ voiceblue as3525pb     \
 "

 #########################################################################
diff -upBNr u-boot-1.1.6.org/Makefile u-boot-1.1.6/Makefile
--- u-boot-1.1.6.org/Makefile 2006-12-01 17:49:33.000000000 +0800
+++ u-boot-1.1.6/Makefile 2006-12-04 10:20:27.000000000 +0800
@@ -2253,6 +2253,9 @@ atstk1002_config : unconfig
  @./mkconfig $(@:_config=) avr32 at32ap atstk1000 atmel at32ap7000

 #########################################################################
+as352xpb_config : unconfig
+ @$(MKCONFIG) $(@:_config=) arm arm922t as352xpb NULL as352x
+
 #########################################################################
 #########################################################################







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