arch/mips/include/asm/txx9/tx4927.h - arm/linux - Git at Google


            
            /*

            
             * Author: MontaVista Software, Inc.

            
             *	   source@mvista.com

            
             *

            
             * Copyright 2001-2006 MontaVista Software Inc.

            
             *

            
             *  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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED

            
             *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

            
             *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

            
             *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

            
             *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,

            
             *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS

            
             *  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

            
             *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR

            
             *  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE

            
             *  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

            
             *

            
             *  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.,

            
             *  675 Mass Ave, Cambridge, MA 02139, USA.

            
             */

            
            #ifndef __ASM_TXX9_TX4927_H

            
            #define __ASM_TXX9_TX4927_H


            #include <linux/types.h>

            
            #include <linux/io.h>

            
            #include <asm/txx9irq.h>

            
            #include <asm/txx9/tx4927pcic.h>


            #ifdef CONFIG_64BIT

            
            #define TX4927_REG_BASE 0xffffffffff1f0000UL

            
            #else

            
            #define TX4927_REG_BASE 0xff1f0000UL

            
            #endif

            
            #define TX4927_REG_SIZE 0x00010000


            #define TX4927_SDRAMC_REG	(TX4927_REG_BASE + 0x8000)

            
            #define TX4927_EBUSC_REG	(TX4927_REG_BASE + 0x9000)

            
            #define TX4927_DMA_REG		(TX4927_REG_BASE + 0xb000)

            
            #define TX4927_PCIC_REG		(TX4927_REG_BASE + 0xd000)

            
            #define TX4927_CCFG_REG		(TX4927_REG_BASE + 0xe000)

            
            #define TX4927_IRC_REG		(TX4927_REG_BASE + 0xf600)

            
            #define TX4927_NR_TMR	3

            
            #define TX4927_TMR_REG(ch)	(TX4927_REG_BASE + 0xf000 + (ch) * 0x100)

            
            #define TX4927_NR_SIO	2

            
            #define TX4927_SIO_REG(ch)	(TX4927_REG_BASE + 0xf300 + (ch) * 0x100)

            
            #define TX4927_PIO_REG		(TX4927_REG_BASE + 0xf500)

            
            #define TX4927_ACLC_REG		(TX4927_REG_BASE + 0xf700)


            #define TX4927_IR_ECCERR	0

            
            #define TX4927_IR_WTOERR	1

            
            #define TX4927_NUM_IR_INT	6

            
            #define TX4927_IR_INT(n)	(2 + (n))

            
            #define TX4927_NUM_IR_SIO	2

            
            #define TX4927_IR_SIO(n)	(8 + (n))

            
            #define TX4927_NUM_IR_DMA	4

            
            #define TX4927_IR_DMA(n)	(10 + (n))

            
            #define TX4927_IR_PIO		14

            
            #define TX4927_IR_PDMAC		15

            
            #define TX4927_IR_PCIC		16

            
            #define TX4927_NUM_IR_TMR	3

            
            #define TX4927_IR_TMR(n)	(17 + (n))

            
            #define TX4927_IR_PCIERR	22

            
            #define TX4927_IR_PCIPME	23

            
            #define TX4927_IR_ACLC		24

            
            #define TX4927_IR_ACLCPME	25

            
            #define TX4927_NUM_IR	32


            #define TX4927_IRC_INT	2	/* IP[2] in Status register */


            #define TX4927_NUM_PIO	16


            struct tx4927_sdramc_reg {

            
            	u64 cr[4];

            
            	u64 unused0[4];

            
            	u64 tr;

            
            	u64 unused1[2];

            
            	u64 cmd;

            
            };


            struct tx4927_ebusc_reg {

            
            	u64 cr[8];

            
            };


            struct tx4927_ccfg_reg {

            
            	u64 ccfg;

            
            	u64 crir;

            
            	u64 pcfg;

            
            	u64 toea;

            
            	u64 clkctr;

            
            	u64 unused0;

            
            	u64 garbc;

            
            	u64 unused1;

            
            	u64 unused2;

            
            	u64 ramp;

            
            };


            /*

            
             * CCFG

            
             */

            
            /* CCFG : Chip Configuration */

            
            #define TX4927_CCFG_WDRST	0x0000020000000000ULL

            
            #define TX4927_CCFG_WDREXEN	0x0000010000000000ULL

            
            #define TX4927_CCFG_BCFG_MASK	0x000000ff00000000ULL

            
            #define TX4927_CCFG_TINTDIS	0x01000000

            
            #define TX4927_CCFG_PCI66	0x00800000

            
            #define TX4927_CCFG_PCIMODE	0x00400000

            
            #define TX4927_CCFG_DIVMODE_MASK	0x000e0000

            
            #define TX4927_CCFG_DIVMODE_8	(0x0 << 17)

            
            #define TX4927_CCFG_DIVMODE_12	(0x1 << 17)

            
            #define TX4927_CCFG_DIVMODE_16	(0x2 << 17)

            
            #define TX4927_CCFG_DIVMODE_10	(0x3 << 17)

            
            #define TX4927_CCFG_DIVMODE_2	(0x4 << 17)

            
            #define TX4927_CCFG_DIVMODE_3	(0x5 << 17)

            
            #define TX4927_CCFG_DIVMODE_4	(0x6 << 17)

            
            #define TX4927_CCFG_DIVMODE_2_5 (0x7 << 17)

            
            #define TX4927_CCFG_BEOW	0x00010000

            
            #define TX4927_CCFG_WR	0x00008000

            
            #define TX4927_CCFG_TOE 0x00004000

            
            #define TX4927_CCFG_PCIARB	0x00002000

            
            #define TX4927_CCFG_PCIDIVMODE_MASK	0x00001800

            
            #define TX4927_CCFG_PCIDIVMODE_2_5	0x00000000

            
            #define TX4927_CCFG_PCIDIVMODE_3	0x00000800

            
            #define TX4927_CCFG_PCIDIVMODE_5	0x00001000

            
            #define TX4927_CCFG_PCIDIVMODE_6	0x00001800

            
            #define TX4927_CCFG_SYSSP_MASK	0x000000c0

            
            #define TX4927_CCFG_ENDIAN	0x00000004

            
            #define TX4927_CCFG_HALT	0x00000002

            
            #define TX4927_CCFG_ACEHOLD	0x00000001

            
            #define TX4927_CCFG_W1CBITS	(TX4927_CCFG_WDRST | TX4927_CCFG_BEOW)


            /* PCFG : Pin Configuration */

            
            #define TX4927_PCFG_SDCLKDLY_MASK	0x30000000

            
            #define TX4927_PCFG_SDCLKDLY(d) ((d)<<28)

            
            #define TX4927_PCFG_SYSCLKEN	0x08000000

            
            #define TX4927_PCFG_SDCLKEN_ALL 0x07800000

            
            #define TX4927_PCFG_SDCLKEN(ch) (0x00800000<<(ch))

            
            #define TX4927_PCFG_PCICLKEN_ALL	0x003f0000

            
            #define TX4927_PCFG_PCICLKEN(ch)	(0x00010000<<(ch))

            
            #define TX4927_PCFG_SEL2	0x00000200

            
            #define TX4927_PCFG_SEL1	0x00000100

            
            #define TX4927_PCFG_DMASEL_ALL	0x000000ff

            
            #define TX4927_PCFG_DMASEL0_MASK	0x00000003

            
            #define TX4927_PCFG_DMASEL1_MASK	0x0000000c

            
            #define TX4927_PCFG_DMASEL2_MASK	0x00000030

            
            #define TX4927_PCFG_DMASEL3_MASK	0x000000c0

            
            #define TX4927_PCFG_DMASEL0_DRQ0	0x00000000

            
            #define TX4927_PCFG_DMASEL0_SIO1	0x00000001

            
            #define TX4927_PCFG_DMASEL0_ACL0	0x00000002

            
            #define TX4927_PCFG_DMASEL0_ACL2	0x00000003

            
            #define TX4927_PCFG_DMASEL1_DRQ1	0x00000000

            
            #define TX4927_PCFG_DMASEL1_SIO1	0x00000004

            
            #define TX4927_PCFG_DMASEL1_ACL1	0x00000008

            
            #define TX4927_PCFG_DMASEL1_ACL3	0x0000000c

            
            #define TX4927_PCFG_DMASEL2_DRQ2	0x00000000	/* SEL2=0 */

            
            #define TX4927_PCFG_DMASEL2_SIO0	0x00000010	/* SEL2=0 */

            
            #define TX4927_PCFG_DMASEL2_ACL1	0x00000000	/* SEL2=1 */

            
            #define TX4927_PCFG_DMASEL2_ACL2	0x00000020	/* SEL2=1 */

            
            #define TX4927_PCFG_DMASEL2_ACL0	0x00000030	/* SEL2=1 */

            
            #define TX4927_PCFG_DMASEL3_DRQ3	0x00000000

            
            #define TX4927_PCFG_DMASEL3_SIO0	0x00000040

            
            #define TX4927_PCFG_DMASEL3_ACL3	0x00000080

            
            #define TX4927_PCFG_DMASEL3_ACL1	0x000000c0


            /* CLKCTR : Clock Control */

            
            #define TX4927_CLKCTR_ACLCKD	0x02000000

            
            #define TX4927_CLKCTR_PIOCKD	0x01000000

            
            #define TX4927_CLKCTR_DMACKD	0x00800000

            
            #define TX4927_CLKCTR_PCICKD	0x00400000

            
            #define TX4927_CLKCTR_TM0CKD	0x00100000

            
            #define TX4927_CLKCTR_TM1CKD	0x00080000

            
            #define TX4927_CLKCTR_TM2CKD	0x00040000

            
            #define TX4927_CLKCTR_SIO0CKD	0x00020000

            
            #define TX4927_CLKCTR_SIO1CKD	0x00010000

            
            #define TX4927_CLKCTR_ACLRST	0x00000200

            
            #define TX4927_CLKCTR_PIORST	0x00000100

            
            #define TX4927_CLKCTR_DMARST	0x00000080

            
            #define TX4927_CLKCTR_PCIRST	0x00000040

            
            #define TX4927_CLKCTR_TM0RST	0x00000010

            
            #define TX4927_CLKCTR_TM1RST	0x00000008

            
            #define TX4927_CLKCTR_TM2RST	0x00000004

            
            #define TX4927_CLKCTR_SIO0RST	0x00000002

            
            #define TX4927_CLKCTR_SIO1RST	0x00000001


            #define tx4927_sdramcptr \

            
            		((struct tx4927_sdramc_reg __iomem *)TX4927_SDRAMC_REG)

            
            #define tx4927_pcicptr \

            
            		((struct tx4927_pcic_reg __iomem *)TX4927_PCIC_REG)

            
            #define tx4927_ccfgptr \

            
            		((struct tx4927_ccfg_reg __iomem *)TX4927_CCFG_REG)

            
            #define tx4927_ebuscptr \

            
            		((struct tx4927_ebusc_reg __iomem *)TX4927_EBUSC_REG)

            
            #define tx4927_pioptr		((struct txx9_pio_reg __iomem *)TX4927_PIO_REG)


            #define TX4927_REV_PCODE()	\

            
            	((__u32)__raw_readq(&tx4927_ccfgptr->crir) >> 16)


            #define TX4927_SDRAMC_CR(ch)	__raw_readq(&tx4927_sdramcptr->cr[(ch)])

            
            #define TX4927_SDRAMC_BA(ch)	((TX4927_SDRAMC_CR(ch) >> 49) << 21)

            
            #define TX4927_SDRAMC_SIZE(ch)	\

            
            	((((TX4927_SDRAMC_CR(ch) >> 33) & 0x7fff) + 1) << 21)


            #define TX4927_EBUSC_CR(ch)	__raw_readq(&tx4927_ebuscptr->cr[(ch)])

            
            #define TX4927_EBUSC_BA(ch)	((TX4927_EBUSC_CR(ch) >> 48) << 20)

            
            #define TX4927_EBUSC_SIZE(ch)	\

            
            	(0x00100000 << ((unsigned long)(TX4927_EBUSC_CR(ch) >> 8) & 0xf))

            
            #define TX4927_EBUSC_WIDTH(ch)	\

            
            	(64 >> ((__u32)(TX4927_EBUSC_CR(ch) >> 20) & 0x3))


            /* utilities */

            
            static inline void txx9_clear64(__u64 __iomem *adr, __u64 bits)

            
            {

            
            #ifdef CONFIG_32BIT

            
            	unsigned long flags;

            
            	local_irq_save(flags);

            
            #endif

            
            	____raw_writeq(____raw_readq(adr) & ~bits, adr);

            
            #ifdef CONFIG_32BIT

            
            	local_irq_restore(flags);

            
            #endif

            
            }

            
            static inline void txx9_set64(__u64 __iomem *adr, __u64 bits)

            
            {

            
            #ifdef CONFIG_32BIT

            
            	unsigned long flags;

            
            	local_irq_save(flags);

            
            #endif

            
            	____raw_writeq(____raw_readq(adr) | bits, adr);

            
            #ifdef CONFIG_32BIT

            
            	local_irq_restore(flags);

            
            #endif

            
            }


            /* These functions are not interrupt safe. */

            
            static inline void tx4927_ccfg_clear(__u64 bits)

            
            {

            
            	____raw_writeq(____raw_readq(&tx4927_ccfgptr->ccfg)

            
            		       & ~(TX4927_CCFG_W1CBITS | bits),

            
            		       &tx4927_ccfgptr->ccfg);

            
            }

            
            static inline void tx4927_ccfg_set(__u64 bits)

            
            {

            
            	____raw_writeq((____raw_readq(&tx4927_ccfgptr->ccfg)

            
            			& ~TX4927_CCFG_W1CBITS) | bits,

            
            		       &tx4927_ccfgptr->ccfg);

            
            }

            
            static inline void tx4927_ccfg_change(__u64 change, __u64 new)

            
            {

            
            	____raw_writeq((____raw_readq(&tx4927_ccfgptr->ccfg)

            
            			& ~(TX4927_CCFG_W1CBITS | change)) |

            
            		       new,

            
            		       &tx4927_ccfgptr->ccfg);

            
            }


            unsigned int tx4927_get_mem_size(void);

            
            void tx4927_wdt_init(void);

            
            void tx4927_setup(void);

            
            void tx4927_time_init(unsigned int tmrnr);

            
            void tx4927_sio_init(unsigned int sclk, unsigned int cts_mask);

            
            int tx4927_report_pciclk(void);

            
            int tx4927_pciclk66_setup(void);

            
            void tx4927_setup_pcierr_irq(void);

            
            void tx4927_irq_init(void);

            
            void tx4927_mtd_init(int ch);

            
            void tx4927_dmac_init(int memcpy_chan);

            
            void tx4927_aclc_init(unsigned int dma_chan_out, unsigned int dma_chan_in);


            #endif /* __ASM_TXX9_TX4927_H */
	/*
	* Author: MontaVista Software, Inc.
	* source@mvista.com
	*
	* Copyright 2001-2006 MontaVista Software Inc.
	*
	* 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
	* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
	* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
	* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
	* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
	* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*
	* 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.,
	* 675 Mass Ave, Cambridge, MA 02139, USA.
	*/
	#ifndef __ASM_TXX9_TX4927_H
	#define __ASM_TXX9_TX4927_H

	#include <linux/types.h>
	#include <linux/io.h>
	#include <asm/txx9irq.h>
	#include <asm/txx9/tx4927pcic.h>

	#ifdef CONFIG_64BIT
	#define TX4927_REG_BASE 0xffffffffff1f0000UL
	#else
	#define TX4927_REG_BASE 0xff1f0000UL
	#endif
	#define TX4927_REG_SIZE 0x00010000

	#define TX4927_SDRAMC_REG (TX4927_REG_BASE + 0x8000)
	#define TX4927_EBUSC_REG (TX4927_REG_BASE + 0x9000)
	#define TX4927_DMA_REG (TX4927_REG_BASE + 0xb000)
	#define TX4927_PCIC_REG (TX4927_REG_BASE + 0xd000)
	#define TX4927_CCFG_REG (TX4927_REG_BASE + 0xe000)
	#define TX4927_IRC_REG (TX4927_REG_BASE + 0xf600)
	#define TX4927_NR_TMR 3
	#define TX4927_TMR_REG(ch) (TX4927_REG_BASE + 0xf000 + (ch) * 0x100)
	#define TX4927_NR_SIO 2
	#define TX4927_SIO_REG(ch) (TX4927_REG_BASE + 0xf300 + (ch) * 0x100)
	#define TX4927_PIO_REG (TX4927_REG_BASE + 0xf500)
	#define TX4927_ACLC_REG (TX4927_REG_BASE + 0xf700)

	#define TX4927_IR_ECCERR 0
	#define TX4927_IR_WTOERR 1
	#define TX4927_NUM_IR_INT 6
	#define TX4927_IR_INT(n) (2 + (n))
	#define TX4927_NUM_IR_SIO 2
	#define TX4927_IR_SIO(n) (8 + (n))
	#define TX4927_NUM_IR_DMA 4
	#define TX4927_IR_DMA(n) (10 + (n))
	#define TX4927_IR_PIO 14
	#define TX4927_IR_PDMAC 15
	#define TX4927_IR_PCIC 16
	#define TX4927_NUM_IR_TMR 3
	#define TX4927_IR_TMR(n) (17 + (n))
	#define TX4927_IR_PCIERR 22
	#define TX4927_IR_PCIPME 23
	#define TX4927_IR_ACLC 24
	#define TX4927_IR_ACLCPME 25
	#define TX4927_NUM_IR 32

	#define TX4927_IRC_INT 2 /* IP[2] in Status register */

	#define TX4927_NUM_PIO 16

	struct tx4927_sdramc_reg {
	u64 cr[4];
	u64 unused0[4];
	u64 tr;
	u64 unused1[2];
	u64 cmd;
	};

	struct tx4927_ebusc_reg {
	u64 cr[8];
	};

	struct tx4927_ccfg_reg {
	u64 ccfg;
	u64 crir;
	u64 pcfg;
	u64 toea;
	u64 clkctr;
	u64 unused0;
	u64 garbc;
	u64 unused1;
	u64 unused2;
	u64 ramp;
	};

	/*
	* CCFG
	*/
	/* CCFG : Chip Configuration */
	#define TX4927_CCFG_WDRST 0x0000020000000000ULL
	#define TX4927_CCFG_WDREXEN 0x0000010000000000ULL
	#define TX4927_CCFG_BCFG_MASK 0x000000ff00000000ULL
	#define TX4927_CCFG_TINTDIS 0x01000000
	#define TX4927_CCFG_PCI66 0x00800000
	#define TX4927_CCFG_PCIMODE 0x00400000
	#define TX4927_CCFG_DIVMODE_MASK 0x000e0000
	#define TX4927_CCFG_DIVMODE_8 (0x0 << 17)
	#define TX4927_CCFG_DIVMODE_12 (0x1 << 17)
	#define TX4927_CCFG_DIVMODE_16 (0x2 << 17)
	#define TX4927_CCFG_DIVMODE_10 (0x3 << 17)
	#define TX4927_CCFG_DIVMODE_2 (0x4 << 17)
	#define TX4927_CCFG_DIVMODE_3 (0x5 << 17)
	#define TX4927_CCFG_DIVMODE_4 (0x6 << 17)
	#define TX4927_CCFG_DIVMODE_2_5 (0x7 << 17)
	#define TX4927_CCFG_BEOW 0x00010000
	#define TX4927_CCFG_WR 0x00008000
	#define TX4927_CCFG_TOE 0x00004000
	#define TX4927_CCFG_PCIARB 0x00002000
	#define TX4927_CCFG_PCIDIVMODE_MASK 0x00001800
	#define TX4927_CCFG_PCIDIVMODE_2_5 0x00000000
	#define TX4927_CCFG_PCIDIVMODE_3 0x00000800
	#define TX4927_CCFG_PCIDIVMODE_5 0x00001000
	#define TX4927_CCFG_PCIDIVMODE_6 0x00001800
	#define TX4927_CCFG_SYSSP_MASK 0x000000c0
	#define TX4927_CCFG_ENDIAN 0x00000004
	#define TX4927_CCFG_HALT 0x00000002
	#define TX4927_CCFG_ACEHOLD 0x00000001
	#define TX4927_CCFG_W1CBITS (TX4927_CCFG_WDRST \| TX4927_CCFG_BEOW)

	/* PCFG : Pin Configuration */
	#define TX4927_PCFG_SDCLKDLY_MASK 0x30000000
	#define TX4927_PCFG_SDCLKDLY(d) ((d)<<28)
	#define TX4927_PCFG_SYSCLKEN 0x08000000
	#define TX4927_PCFG_SDCLKEN_ALL 0x07800000
	#define TX4927_PCFG_SDCLKEN(ch) (0x00800000<<(ch))
	#define TX4927_PCFG_PCICLKEN_ALL 0x003f0000
	#define TX4927_PCFG_PCICLKEN(ch) (0x00010000<<(ch))
	#define TX4927_PCFG_SEL2 0x00000200
	#define TX4927_PCFG_SEL1 0x00000100
	#define TX4927_PCFG_DMASEL_ALL 0x000000ff
	#define TX4927_PCFG_DMASEL0_MASK 0x00000003
	#define TX4927_PCFG_DMASEL1_MASK 0x0000000c
	#define TX4927_PCFG_DMASEL2_MASK 0x00000030
	#define TX4927_PCFG_DMASEL3_MASK 0x000000c0
	#define TX4927_PCFG_DMASEL0_DRQ0 0x00000000
	#define TX4927_PCFG_DMASEL0_SIO1 0x00000001
	#define TX4927_PCFG_DMASEL0_ACL0 0x00000002
	#define TX4927_PCFG_DMASEL0_ACL2 0x00000003
	#define TX4927_PCFG_DMASEL1_DRQ1 0x00000000
	#define TX4927_PCFG_DMASEL1_SIO1 0x00000004
	#define TX4927_PCFG_DMASEL1_ACL1 0x00000008
	#define TX4927_PCFG_DMASEL1_ACL3 0x0000000c
	#define TX4927_PCFG_DMASEL2_DRQ2 0x00000000 /* SEL2=0 */
	#define TX4927_PCFG_DMASEL2_SIO0 0x00000010 /* SEL2=0 */
	#define TX4927_PCFG_DMASEL2_ACL1 0x00000000 /* SEL2=1 */
	#define TX4927_PCFG_DMASEL2_ACL2 0x00000020 /* SEL2=1 */
	#define TX4927_PCFG_DMASEL2_ACL0 0x00000030 /* SEL2=1 */
	#define TX4927_PCFG_DMASEL3_DRQ3 0x00000000
	#define TX4927_PCFG_DMASEL3_SIO0 0x00000040
	#define TX4927_PCFG_DMASEL3_ACL3 0x00000080
	#define TX4927_PCFG_DMASEL3_ACL1 0x000000c0

	/* CLKCTR : Clock Control */
	#define TX4927_CLKCTR_ACLCKD 0x02000000
	#define TX4927_CLKCTR_PIOCKD 0x01000000
	#define TX4927_CLKCTR_DMACKD 0x00800000
	#define TX4927_CLKCTR_PCICKD 0x00400000
	#define TX4927_CLKCTR_TM0CKD 0x00100000
	#define TX4927_CLKCTR_TM1CKD 0x00080000
	#define TX4927_CLKCTR_TM2CKD 0x00040000
	#define TX4927_CLKCTR_SIO0CKD 0x00020000
	#define TX4927_CLKCTR_SIO1CKD 0x00010000
	#define TX4927_CLKCTR_ACLRST 0x00000200
	#define TX4927_CLKCTR_PIORST 0x00000100
	#define TX4927_CLKCTR_DMARST 0x00000080
	#define TX4927_CLKCTR_PCIRST 0x00000040
	#define TX4927_CLKCTR_TM0RST 0x00000010
	#define TX4927_CLKCTR_TM1RST 0x00000008
	#define TX4927_CLKCTR_TM2RST 0x00000004
	#define TX4927_CLKCTR_SIO0RST 0x00000002
	#define TX4927_CLKCTR_SIO1RST 0x00000001

	#define tx4927_sdramcptr \
	((struct tx4927_sdramc_reg __iomem *)TX4927_SDRAMC_REG)
	#define tx4927_pcicptr \
	((struct tx4927_pcic_reg __iomem *)TX4927_PCIC_REG)
	#define tx4927_ccfgptr \
	((struct tx4927_ccfg_reg __iomem *)TX4927_CCFG_REG)
	#define tx4927_ebuscptr \
	((struct tx4927_ebusc_reg __iomem *)TX4927_EBUSC_REG)
	#define tx4927_pioptr ((struct txx9_pio_reg __iomem *)TX4927_PIO_REG)

	#define TX4927_REV_PCODE() \
	((__u32)__raw_readq(&tx4927_ccfgptr->crir) >> 16)

	#define TX4927_SDRAMC_CR(ch) __raw_readq(&tx4927_sdramcptr->cr[(ch)])
	#define TX4927_SDRAMC_BA(ch) ((TX4927_SDRAMC_CR(ch) >> 49) << 21)
	#define TX4927_SDRAMC_SIZE(ch) \
	((((TX4927_SDRAMC_CR(ch) >> 33) & 0x7fff) + 1) << 21)

	#define TX4927_EBUSC_CR(ch) __raw_readq(&tx4927_ebuscptr->cr[(ch)])
	#define TX4927_EBUSC_BA(ch) ((TX4927_EBUSC_CR(ch) >> 48) << 20)
	#define TX4927_EBUSC_SIZE(ch) \
	(0x00100000 << ((unsigned long)(TX4927_EBUSC_CR(ch) >> 8) & 0xf))
	#define TX4927_EBUSC_WIDTH(ch) \
	(64 >> ((__u32)(TX4927_EBUSC_CR(ch) >> 20) & 0x3))

	/* utilities */
	static inline void txx9_clear64(__u64 __iomem *adr, __u64 bits)
	{
	#ifdef CONFIG_32BIT
	unsigned long flags;
	local_irq_save(flags);
	#endif
	____raw_writeq(____raw_readq(adr) & ~bits, adr);
	#ifdef CONFIG_32BIT
	local_irq_restore(flags);
	#endif
	}
	static inline void txx9_set64(__u64 __iomem *adr, __u64 bits)
	{
	#ifdef CONFIG_32BIT
	unsigned long flags;
	local_irq_save(flags);
	#endif
	____raw_writeq(____raw_readq(adr) \| bits, adr);
	#ifdef CONFIG_32BIT
	local_irq_restore(flags);
	#endif
	}

	/* These functions are not interrupt safe. */
	static inline void tx4927_ccfg_clear(__u64 bits)
	{
	____raw_writeq(____raw_readq(&tx4927_ccfgptr->ccfg)
	& ~(TX4927_CCFG_W1CBITS \| bits),
	&tx4927_ccfgptr->ccfg);
	}
	static inline void tx4927_ccfg_set(__u64 bits)
	{
	____raw_writeq((____raw_readq(&tx4927_ccfgptr->ccfg)
	& ~TX4927_CCFG_W1CBITS) \| bits,
	&tx4927_ccfgptr->ccfg);
	}
	static inline void tx4927_ccfg_change(__u64 change, __u64 new)
	{
	____raw_writeq((____raw_readq(&tx4927_ccfgptr->ccfg)
	& ~(TX4927_CCFG_W1CBITS \| change)) \|
	new,
	&tx4927_ccfgptr->ccfg);
	}

	unsigned int tx4927_get_mem_size(void);
	void tx4927_wdt_init(void);
	void tx4927_setup(void);
	void tx4927_time_init(unsigned int tmrnr);
	void tx4927_sio_init(unsigned int sclk, unsigned int cts_mask);
	int tx4927_report_pciclk(void);
	int tx4927_pciclk66_setup(void);
	void tx4927_setup_pcierr_irq(void);
	void tx4927_irq_init(void);
	void tx4927_mtd_init(int ch);
	void tx4927_dmac_init(int memcpy_chan);
	void tx4927_aclc_init(unsigned int dma_chan_out, unsigned int dma_chan_in);

	#endif /* __ASM_TXX9_TX4927_H */