/* * 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 #include #include #include #define TX4927_SDRAMC_REG 0xff1f8000 #define TX4927_EBUSC_REG 0xff1f9000 #define TX4927_PCIC_REG 0xff1fd000 #define TX4927_CCFG_REG 0xff1fe000 #define TX4927_IRC_REG 0xff1ff600 #define TX4927_NR_TMR 3 #define TX4927_TMR_REG(ch) (0xff1ff000 + (ch) * 0x100) #define TX4927_IR_INT(n) (2 + (n)) #define TX4927_IR_SIO(n) (8 + (n)) #define TX4927_IR_PCIC 16 #define TX4927_IR_PCIERR 22 #define TX4927_NUM_IR 32 #define TX4927_IRC_INT 2 /* IP[2] in Status register */ struct tx4927_sdramc_reg { volatile unsigned long long cr[4]; volatile unsigned long long unused0[4]; volatile unsigned long long tr; volatile unsigned long long unused1[2]; volatile unsigned long long cmd; }; struct tx4927_ebusc_reg { volatile unsigned long long 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 *)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 *)TX4927_EBUSC_REG) /* 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); } int tx4927_report_pciclk(void); int tx4927_pciclk66_setup(void); void tx4927_irq_init(void); #endif /* __ASM_TXX9_TX4927_H */