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|
/*
* Definitions for TX4937/TX4938
* Copyright (C) 2000-2001 Toshiba Corporation
*
* 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the
* terms of the GNU General Public License version 2. This program is
* licensed "as is" without any warranty of any kind, whether express
* or implied.
*
* Support for TX4938 in 2.6 - Manish Lachwani (mlachwani@mvista.com)
*/
#ifndef __ASM_TXX9_TX4938_H
#define __ASM_TXX9_TX4938_H
/* some controllers are compatible with 4927 */
#include <asm/txx9/tx4927.h>
#define tx4938_read_nfmc(addr) (*(volatile unsigned int *)(addr))
#define tx4938_write_nfmc(b, addr) (*(volatile unsigned int *)(addr)) = (b)
#define TX4938_PCIIO_0 0x10000000
#define TX4938_PCIIO_1 0x01010000
#define TX4938_PCIMEM_0 0x08000000
#define TX4938_PCIMEM_1 0x11000000
#define TX4938_PCIIO_SIZE_0 0x01000000
#define TX4938_PCIIO_SIZE_1 0x00010000
#define TX4938_PCIMEM_SIZE_0 0x08000000
#define TX4938_PCIMEM_SIZE_1 0x00010000
#define TX4938_REG_BASE 0xff1f0000 /* == TX4937_REG_BASE */
#define TX4938_REG_SIZE 0x00010000 /* == TX4937_REG_SIZE */
/* NDFMC, SRAMC, PCIC1, SPIC: TX4938 only */
#define TX4938_NDFMC_REG (TX4938_REG_BASE + 0x5000)
#define TX4938_SRAMC_REG (TX4938_REG_BASE + 0x6000)
#define TX4938_PCIC1_REG (TX4938_REG_BASE + 0x7000)
#define TX4938_SDRAMC_REG (TX4938_REG_BASE + 0x8000)
#define TX4938_EBUSC_REG (TX4938_REG_BASE + 0x9000)
#define TX4938_DMA_REG(ch) (TX4938_REG_BASE + 0xb000 + (ch) * 0x800)
#define TX4938_PCIC_REG (TX4938_REG_BASE + 0xd000)
#define TX4938_CCFG_REG (TX4938_REG_BASE + 0xe000)
#define TX4938_NR_TMR 3
#define TX4938_TMR_REG(ch) ((TX4938_REG_BASE + 0xf000) + (ch) * 0x100)
#define TX4938_NR_SIO 2
#define TX4938_SIO_REG(ch) ((TX4938_REG_BASE + 0xf300) + (ch) * 0x100)
#define TX4938_PIO_REG (TX4938_REG_BASE + 0xf500)
#define TX4938_IRC_REG (TX4938_REG_BASE + 0xf600)
#define TX4938_ACLC_REG (TX4938_REG_BASE + 0xf700)
#define TX4938_SPI_REG (TX4938_REG_BASE + 0xf800)
#define _CONST64(c) c##ull
#include <asm/byteorder.h>
#ifdef __BIG_ENDIAN
#define endian_def_l2(e1, e2) \
volatile unsigned long e1, e2
#define endian_def_s2(e1, e2) \
volatile unsigned short e1, e2
#define endian_def_sb2(e1, e2, e3) \
volatile unsigned short e1;volatile unsigned char e2, e3
#define endian_def_b2s(e1, e2, e3) \
volatile unsigned char e1, e2;volatile unsigned short e3
#define endian_def_b4(e1, e2, e3, e4) \
volatile unsigned char e1, e2, e3, e4
#else
#define endian_def_l2(e1, e2) \
volatile unsigned long e2, e1
#define endian_def_s2(e1, e2) \
volatile unsigned short e2, e1
#define endian_def_sb2(e1, e2, e3) \
volatile unsigned char e3, e2;volatile unsigned short e1
#define endian_def_b2s(e1, e2, e3) \
volatile unsigned short e3;volatile unsigned char e2, e1
#define endian_def_b4(e1, e2, e3, e4) \
volatile unsigned char e4, e3, e2, e1
#endif
struct tx4938_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;
volatile unsigned long long sfcmd;
};
struct tx4938_ebusc_reg {
volatile unsigned long long cr[8];
};
struct tx4938_dma_reg {
struct tx4938_dma_ch_reg {
volatile unsigned long long cha;
volatile unsigned long long sar;
volatile unsigned long long dar;
endian_def_l2(unused0, cntr);
endian_def_l2(unused1, sair);
endian_def_l2(unused2, dair);
endian_def_l2(unused3, ccr);
endian_def_l2(unused4, csr);
} ch[4];
volatile unsigned long long dbr[8];
volatile unsigned long long tdhr;
volatile unsigned long long midr;
endian_def_l2(unused0, mcr);
};
struct tx4938_aclc_reg {
volatile unsigned long acctlen;
volatile unsigned long acctldis;
volatile unsigned long acregacc;
volatile unsigned long unused0;
volatile unsigned long acintsts;
volatile unsigned long acintmsts;
volatile unsigned long acinten;
volatile unsigned long acintdis;
volatile unsigned long acsemaph;
volatile unsigned long unused1[7];
volatile unsigned long acgpidat;
volatile unsigned long acgpodat;
volatile unsigned long acslten;
volatile unsigned long acsltdis;
volatile unsigned long acfifosts;
volatile unsigned long unused2[11];
volatile unsigned long acdmasts;
volatile unsigned long acdmasel;
volatile unsigned long unused3[6];
volatile unsigned long acaudodat;
volatile unsigned long acsurrdat;
volatile unsigned long accentdat;
volatile unsigned long aclfedat;
volatile unsigned long acaudiat;
volatile unsigned long unused4;
volatile unsigned long acmodoat;
volatile unsigned long acmodidat;
volatile unsigned long unused5[15];
volatile unsigned long acrevid;
};
struct tx4938_tmr_reg {
volatile unsigned long tcr;
volatile unsigned long tisr;
volatile unsigned long cpra;
volatile unsigned long cprb;
volatile unsigned long itmr;
volatile unsigned long unused0[3];
volatile unsigned long ccdr;
volatile unsigned long unused1[3];
volatile unsigned long pgmr;
volatile unsigned long unused2[3];
volatile unsigned long wtmr;
volatile unsigned long unused3[43];
volatile unsigned long trr;
};
struct tx4938_sio_reg {
volatile unsigned long lcr;
volatile unsigned long dicr;
volatile unsigned long disr;
volatile unsigned long cisr;
volatile unsigned long fcr;
volatile unsigned long flcr;
volatile unsigned long bgr;
volatile unsigned long tfifo;
volatile unsigned long rfifo;
};
struct tx4938_ndfmc_reg {
endian_def_l2(unused0, dtr);
endian_def_l2(unused1, mcr);
endian_def_l2(unused2, sr);
endian_def_l2(unused3, isr);
endian_def_l2(unused4, imr);
endian_def_l2(unused5, spr);
endian_def_l2(unused6, rstr);
};
struct tx4938_spi_reg {
volatile unsigned long mcr;
volatile unsigned long cr0;
volatile unsigned long cr1;
volatile unsigned long fs;
volatile unsigned long unused1;
volatile unsigned long sr;
volatile unsigned long dr;
volatile unsigned long unused2;
};
struct tx4938_sramc_reg {
volatile unsigned long long cr;
};
struct tx4938_ccfg_reg {
u64 ccfg;
u64 crir;
u64 pcfg;
u64 toea;
u64 clkctr;
u64 unused0;
u64 garbc;
u64 unused1;
u64 unused2;
u64 ramp;
u64 unused3;
u64 jmpadr;
};
#undef endian_def_l2
#undef endian_def_s2
#undef endian_def_sb2
#undef endian_def_b2s
#undef endian_def_b4
/*
* NDFMC
*/
/* NDFMCR : NDFMC Mode Control */
#define TX4938_NDFMCR_WE 0x80
#define TX4938_NDFMCR_ECC_ALL 0x60
#define TX4938_NDFMCR_ECC_RESET 0x60
#define TX4938_NDFMCR_ECC_READ 0x40
#define TX4938_NDFMCR_ECC_ON 0x20
#define TX4938_NDFMCR_ECC_OFF 0x00
#define TX4938_NDFMCR_CE 0x10
#define TX4938_NDFMCR_BSPRT 0x04
#define TX4938_NDFMCR_ALE 0x02
#define TX4938_NDFMCR_CLE 0x01
/* NDFMCR : NDFMC Status */
#define TX4938_NDFSR_BUSY 0x80
/* NDFMCR : NDFMC Reset */
#define TX4938_NDFRSTR_RST 0x01
/*
* IRC
*/
#define TX4938_IR_ECCERR 0
#define TX4938_IR_WTOERR 1
#define TX4938_NUM_IR_INT 6
#define TX4938_IR_INT(n) (2 + (n))
#define TX4938_NUM_IR_SIO 2
#define TX4938_IR_SIO(n) (8 + (n))
#define TX4938_NUM_IR_DMA 4
#define TX4938_IR_DMA(ch, n) ((ch ? 27 : 10) + (n)) /* 10-13, 27-30 */
#define TX4938_IR_PIO 14
#define TX4938_IR_PDMAC 15
#define TX4938_IR_PCIC 16
#define TX4938_NUM_IR_TMR 3
#define TX4938_IR_TMR(n) (17 + (n))
#define TX4938_IR_NDFMC 21
#define TX4938_IR_PCIERR 22
#define TX4938_IR_PCIPME 23
#define TX4938_IR_ACLC 24
#define TX4938_IR_ACLCPME 25
#define TX4938_IR_PCIC1 26
#define TX4938_IR_SPI 31
#define TX4938_NUM_IR 32
/* multiplex */
#define TX4938_IR_ETH0 TX4938_IR_INT(4)
#define TX4938_IR_ETH1 TX4938_IR_INT(3)
#define TX4938_IRC_INT 2 /* IP[2] in Status register */
/*
* CCFG
*/
/* CCFG : Chip Configuration */
#define TX4938_CCFG_WDRST _CONST64(0x0000020000000000)
#define TX4938_CCFG_WDREXEN _CONST64(0x0000010000000000)
#define TX4938_CCFG_BCFG_MASK _CONST64(0x000000ff00000000)
#define TX4938_CCFG_TINTDIS 0x01000000
#define TX4938_CCFG_PCI66 0x00800000
#define TX4938_CCFG_PCIMODE 0x00400000
#define TX4938_CCFG_PCI1_66 0x00200000
#define TX4938_CCFG_DIVMODE_MASK 0x001e0000
#define TX4938_CCFG_DIVMODE_2 (0x4 << 17)
#define TX4938_CCFG_DIVMODE_2_5 (0xf << 17)
#define TX4938_CCFG_DIVMODE_3 (0x5 << 17)
#define TX4938_CCFG_DIVMODE_4 (0x6 << 17)
#define TX4938_CCFG_DIVMODE_4_5 (0xd << 17)
#define TX4938_CCFG_DIVMODE_8 (0x0 << 17)
#define TX4938_CCFG_DIVMODE_10 (0xb << 17)
#define TX4938_CCFG_DIVMODE_12 (0x1 << 17)
#define TX4938_CCFG_DIVMODE_16 (0x2 << 17)
#define TX4938_CCFG_DIVMODE_18 (0x9 << 17)
#define TX4938_CCFG_BEOW 0x00010000
#define TX4938_CCFG_WR 0x00008000
#define TX4938_CCFG_TOE 0x00004000
#define TX4938_CCFG_PCIARB 0x00002000
#define TX4938_CCFG_PCIDIVMODE_MASK 0x00001c00
#define TX4938_CCFG_PCIDIVMODE_4 (0x1 << 10)
#define TX4938_CCFG_PCIDIVMODE_4_5 (0x3 << 10)
#define TX4938_CCFG_PCIDIVMODE_5 (0x5 << 10)
#define TX4938_CCFG_PCIDIVMODE_5_5 (0x7 << 10)
#define TX4938_CCFG_PCIDIVMODE_8 (0x0 << 10)
#define TX4938_CCFG_PCIDIVMODE_9 (0x2 << 10)
#define TX4938_CCFG_PCIDIVMODE_10 (0x4 << 10)
#define TX4938_CCFG_PCIDIVMODE_11 (0x6 << 10)
#define TX4938_CCFG_PCI1DMD 0x00000100
#define TX4938_CCFG_SYSSP_MASK 0x000000c0
#define TX4938_CCFG_ENDIAN 0x00000004
#define TX4938_CCFG_HALT 0x00000002
#define TX4938_CCFG_ACEHOLD 0x00000001
/* PCFG : Pin Configuration */
#define TX4938_PCFG_ETH0_SEL _CONST64(0x8000000000000000)
#define TX4938_PCFG_ETH1_SEL _CONST64(0x4000000000000000)
#define TX4938_PCFG_ATA_SEL _CONST64(0x2000000000000000)
#define TX4938_PCFG_ISA_SEL _CONST64(0x1000000000000000)
#define TX4938_PCFG_SPI_SEL _CONST64(0x0800000000000000)
#define TX4938_PCFG_NDF_SEL _CONST64(0x0400000000000000)
#define TX4938_PCFG_SDCLKDLY_MASK 0x30000000
#define TX4938_PCFG_SDCLKDLY(d) ((d)<<28)
#define TX4938_PCFG_SYSCLKEN 0x08000000
#define TX4938_PCFG_SDCLKEN_ALL 0x07800000
#define TX4938_PCFG_SDCLKEN(ch) (0x00800000<<(ch))
#define TX4938_PCFG_PCICLKEN_ALL 0x003f0000
#define TX4938_PCFG_PCICLKEN(ch) (0x00010000<<(ch))
#define TX4938_PCFG_SEL2 0x00000200
#define TX4938_PCFG_SEL1 0x00000100
#define TX4938_PCFG_DMASEL_ALL 0x0000000f
#define TX4938_PCFG_DMASEL0_DRQ0 0x00000000
#define TX4938_PCFG_DMASEL0_SIO1 0x00000001
#define TX4938_PCFG_DMASEL1_DRQ1 0x00000000
#define TX4938_PCFG_DMASEL1_SIO1 0x00000002
#define TX4938_PCFG_DMASEL2_DRQ2 0x00000000
#define TX4938_PCFG_DMASEL2_SIO0 0x00000004
#define TX4938_PCFG_DMASEL3_DRQ3 0x00000000
#define TX4938_PCFG_DMASEL3_SIO0 0x00000008
/* CLKCTR : Clock Control */
#define TX4938_CLKCTR_NDFCKD _CONST64(0x0001000000000000)
#define TX4938_CLKCTR_NDFRST _CONST64(0x0000000100000000)
#define TX4938_CLKCTR_ETH1CKD 0x80000000
#define TX4938_CLKCTR_ETH0CKD 0x40000000
#define TX4938_CLKCTR_SPICKD 0x20000000
#define TX4938_CLKCTR_SRAMCKD 0x10000000
#define TX4938_CLKCTR_PCIC1CKD 0x08000000
#define TX4938_CLKCTR_DMA1CKD 0x04000000
#define TX4938_CLKCTR_ACLCKD 0x02000000
#define TX4938_CLKCTR_PIOCKD 0x01000000
#define TX4938_CLKCTR_DMACKD 0x00800000
#define TX4938_CLKCTR_PCICKD 0x00400000
#define TX4938_CLKCTR_TM0CKD 0x00100000
#define TX4938_CLKCTR_TM1CKD 0x00080000
#define TX4938_CLKCTR_TM2CKD 0x00040000
#define TX4938_CLKCTR_SIO0CKD 0x00020000
#define TX4938_CLKCTR_SIO1CKD 0x00010000
#define TX4938_CLKCTR_ETH1RST 0x00008000
#define TX4938_CLKCTR_ETH0RST 0x00004000
#define TX4938_CLKCTR_SPIRST 0x00002000
#define TX4938_CLKCTR_SRAMRST 0x00001000
#define TX4938_CLKCTR_PCIC1RST 0x00000800
#define TX4938_CLKCTR_DMA1RST 0x00000400
#define TX4938_CLKCTR_ACLRST 0x00000200
#define TX4938_CLKCTR_PIORST 0x00000100
#define TX4938_CLKCTR_DMARST 0x00000080
#define TX4938_CLKCTR_PCIRST 0x00000040
#define TX4938_CLKCTR_TM0RST 0x00000010
#define TX4938_CLKCTR_TM1RST 0x00000008
#define TX4938_CLKCTR_TM2RST 0x00000004
#define TX4938_CLKCTR_SIO0RST 0x00000002
#define TX4938_CLKCTR_SIO1RST 0x00000001
/*
* DMA
*/
/* bits for MCR */
#define TX4938_DMA_MCR_EIS(ch) (0x10000000<<(ch))
#define TX4938_DMA_MCR_DIS(ch) (0x01000000<<(ch))
#define TX4938_DMA_MCR_RSFIF 0x00000080
#define TX4938_DMA_MCR_FIFUM(ch) (0x00000008<<(ch))
#define TX4938_DMA_MCR_RPRT 0x00000002
#define TX4938_DMA_MCR_MSTEN 0x00000001
/* bits for CCRn */
#define TX4938_DMA_CCR_IMMCHN 0x20000000
#define TX4938_DMA_CCR_USEXFSZ 0x10000000
#define TX4938_DMA_CCR_LE 0x08000000
#define TX4938_DMA_CCR_DBINH 0x04000000
#define TX4938_DMA_CCR_SBINH 0x02000000
#define TX4938_DMA_CCR_CHRST 0x01000000
#define TX4938_DMA_CCR_RVBYTE 0x00800000
#define TX4938_DMA_CCR_ACKPOL 0x00400000
#define TX4938_DMA_CCR_REQPL 0x00200000
#define TX4938_DMA_CCR_EGREQ 0x00100000
#define TX4938_DMA_CCR_CHDN 0x00080000
#define TX4938_DMA_CCR_DNCTL 0x00060000
#define TX4938_DMA_CCR_EXTRQ 0x00010000
#define TX4938_DMA_CCR_INTRQD 0x0000e000
#define TX4938_DMA_CCR_INTENE 0x00001000
#define TX4938_DMA_CCR_INTENC 0x00000800
#define TX4938_DMA_CCR_INTENT 0x00000400
#define TX4938_DMA_CCR_CHNEN 0x00000200
#define TX4938_DMA_CCR_XFACT 0x00000100
#define TX4938_DMA_CCR_SMPCHN 0x00000020
#define TX4938_DMA_CCR_XFSZ(order) (((order) << 2) & 0x0000001c)
#define TX4938_DMA_CCR_XFSZ_1W TX4938_DMA_CCR_XFSZ(2)
#define TX4938_DMA_CCR_XFSZ_2W TX4938_DMA_CCR_XFSZ(3)
#define TX4938_DMA_CCR_XFSZ_4W TX4938_DMA_CCR_XFSZ(4)
#define TX4938_DMA_CCR_XFSZ_8W TX4938_DMA_CCR_XFSZ(5)
#define TX4938_DMA_CCR_XFSZ_16W TX4938_DMA_CCR_XFSZ(6)
#define TX4938_DMA_CCR_XFSZ_32W TX4938_DMA_CCR_XFSZ(7)
#define TX4938_DMA_CCR_MEMIO 0x00000002
#define TX4938_DMA_CCR_SNGAD 0x00000001
/* bits for CSRn */
#define TX4938_DMA_CSR_CHNEN 0x00000400
#define TX4938_DMA_CSR_STLXFER 0x00000200
#define TX4938_DMA_CSR_CHNACT 0x00000100
#define TX4938_DMA_CSR_ABCHC 0x00000080
#define TX4938_DMA_CSR_NCHNC 0x00000040
#define TX4938_DMA_CSR_NTRNFC 0x00000020
#define TX4938_DMA_CSR_EXTDN 0x00000010
#define TX4938_DMA_CSR_CFERR 0x00000008
#define TX4938_DMA_CSR_CHERR 0x00000004
#define TX4938_DMA_CSR_DESERR 0x00000002
#define TX4938_DMA_CSR_SORERR 0x00000001
#define tx4938_sdramcptr ((struct tx4938_sdramc_reg *)TX4938_SDRAMC_REG)
#define tx4938_ebuscptr ((struct tx4938_ebusc_reg *)TX4938_EBUSC_REG)
#define tx4938_dmaptr(ch) ((struct tx4938_dma_reg *)TX4938_DMA_REG(ch))
#define tx4938_ndfmcptr ((struct tx4938_ndfmc_reg *)TX4938_NDFMC_REG)
#define tx4938_pcicptr tx4927_pcicptr
#define tx4938_pcic1ptr \
((struct tx4927_pcic_reg __iomem *)TX4938_PCIC1_REG)
#define tx4938_ccfgptr \
((struct tx4938_ccfg_reg __iomem *)TX4938_CCFG_REG)
#define tx4938_sioptr(ch) ((struct tx4938_sio_reg *)TX4938_SIO_REG(ch))
#define tx4938_pioptr ((struct txx9_pio_reg __iomem *)TX4938_PIO_REG)
#define tx4938_aclcptr ((struct tx4938_aclc_reg *)TX4938_ACLC_REG)
#define tx4938_spiptr ((struct tx4938_spi_reg *)TX4938_SPI_REG)
#define tx4938_sramcptr ((struct tx4938_sramc_reg *)TX4938_SRAMC_REG)
#define TX4938_REV_PCODE() \
((__u32)__raw_readq(&tx4938_ccfgptr->crir) >> 16)
#define tx4938_ccfg_clear(bits) tx4927_ccfg_clear(bits)
#define tx4938_ccfg_set(bits) tx4927_ccfg_set(bits)
#define tx4938_ccfg_change(change, new) tx4927_ccfg_change(change, new)
#define TX4938_SDRAMC_BA(ch) ((tx4938_sdramcptr->cr[ch] >> 49) << 21)
#define TX4938_SDRAMC_SIZE(ch) (((tx4938_sdramcptr->cr[ch] >> 33) + 1) << 21)
#define TX4938_EBUSC_CR(ch) __raw_readq(&tx4938_ebuscptr->cr[(ch)])
#define TX4938_EBUSC_BA(ch) ((tx4938_ebuscptr->cr[ch] >> 48) << 20)
#define TX4938_EBUSC_SIZE(ch) \
(0x00100000 << ((unsigned long)(tx4938_ebuscptr->cr[ch] >> 8) & 0xf))
int tx4938_report_pciclk(void);
void tx4938_report_pci1clk(void);
int tx4938_pciclk66_setup(void);
struct pci_dev;
int tx4938_pcic1_map_irq(const struct pci_dev *dev, u8 slot);
void tx4938_irq_init(void);
#endif
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