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7779a5e07d
* Unify calling of early_serial_txx9_setup. * Use dedicated serial clock on RBTX4938. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
294 lines
10 KiB
C
294 lines
10 KiB
C
/*
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* Definitions for TX4937/TX4938
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* Copyright (C) 2000-2001 Toshiba Corporation
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*
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* 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the
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* terms of the GNU General Public License version 2. This program is
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* licensed "as is" without any warranty of any kind, whether express
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* or implied.
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*
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* Support for TX4938 in 2.6 - Manish Lachwani (mlachwani@mvista.com)
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*/
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#ifndef __ASM_TXX9_TX4938_H
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#define __ASM_TXX9_TX4938_H
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/* some controllers are compatible with 4927 */
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#include <asm/txx9/tx4927.h>
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#ifdef CONFIG_64BIT
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#define TX4938_REG_BASE 0xffffffffff1f0000UL /* == TX4937_REG_BASE */
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#else
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#define TX4938_REG_BASE 0xff1f0000UL /* == TX4937_REG_BASE */
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#endif
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#define TX4938_REG_SIZE 0x00010000 /* == TX4937_REG_SIZE */
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/* NDFMC, SRAMC, PCIC1, SPIC: TX4938 only */
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#define TX4938_NDFMC_REG (TX4938_REG_BASE + 0x5000)
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#define TX4938_SRAMC_REG (TX4938_REG_BASE + 0x6000)
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#define TX4938_PCIC1_REG (TX4938_REG_BASE + 0x7000)
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#define TX4938_SDRAMC_REG (TX4938_REG_BASE + 0x8000)
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#define TX4938_EBUSC_REG (TX4938_REG_BASE + 0x9000)
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#define TX4938_DMA_REG(ch) (TX4938_REG_BASE + 0xb000 + (ch) * 0x800)
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#define TX4938_PCIC_REG (TX4938_REG_BASE + 0xd000)
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#define TX4938_CCFG_REG (TX4938_REG_BASE + 0xe000)
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#define TX4938_NR_TMR 3
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#define TX4938_TMR_REG(ch) ((TX4938_REG_BASE + 0xf000) + (ch) * 0x100)
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#define TX4938_NR_SIO 2
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#define TX4938_SIO_REG(ch) ((TX4938_REG_BASE + 0xf300) + (ch) * 0x100)
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#define TX4938_PIO_REG (TX4938_REG_BASE + 0xf500)
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#define TX4938_IRC_REG (TX4938_REG_BASE + 0xf600)
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#define TX4938_ACLC_REG (TX4938_REG_BASE + 0xf700)
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#define TX4938_SPI_REG (TX4938_REG_BASE + 0xf800)
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struct tx4938_sramc_reg {
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u64 cr;
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};
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struct tx4938_ccfg_reg {
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u64 ccfg;
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u64 crir;
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u64 pcfg;
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u64 toea;
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u64 clkctr;
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u64 unused0;
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u64 garbc;
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u64 unused1;
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u64 unused2;
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u64 ramp;
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u64 unused3;
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u64 jmpadr;
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};
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/*
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* IRC
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*/
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#define TX4938_IR_ECCERR 0
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#define TX4938_IR_WTOERR 1
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#define TX4938_NUM_IR_INT 6
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#define TX4938_IR_INT(n) (2 + (n))
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#define TX4938_NUM_IR_SIO 2
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#define TX4938_IR_SIO(n) (8 + (n))
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#define TX4938_NUM_IR_DMA 4
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#define TX4938_IR_DMA(ch, n) ((ch ? 27 : 10) + (n)) /* 10-13, 27-30 */
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#define TX4938_IR_PIO 14
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#define TX4938_IR_PDMAC 15
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#define TX4938_IR_PCIC 16
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#define TX4938_NUM_IR_TMR 3
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#define TX4938_IR_TMR(n) (17 + (n))
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#define TX4938_IR_NDFMC 21
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#define TX4938_IR_PCIERR 22
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#define TX4938_IR_PCIPME 23
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#define TX4938_IR_ACLC 24
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#define TX4938_IR_ACLCPME 25
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#define TX4938_IR_PCIC1 26
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#define TX4938_IR_SPI 31
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#define TX4938_NUM_IR 32
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/* multiplex */
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#define TX4938_IR_ETH0 TX4938_IR_INT(4)
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#define TX4938_IR_ETH1 TX4938_IR_INT(3)
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#define TX4938_IRC_INT 2 /* IP[2] in Status register */
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#define TX4938_NUM_PIO 16
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/*
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* CCFG
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*/
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/* CCFG : Chip Configuration */
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#define TX4938_CCFG_WDRST 0x0000020000000000ULL
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#define TX4938_CCFG_WDREXEN 0x0000010000000000ULL
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#define TX4938_CCFG_BCFG_MASK 0x000000ff00000000ULL
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#define TX4938_CCFG_TINTDIS 0x01000000
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#define TX4938_CCFG_PCI66 0x00800000
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#define TX4938_CCFG_PCIMODE 0x00400000
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#define TX4938_CCFG_PCI1_66 0x00200000
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#define TX4938_CCFG_DIVMODE_MASK 0x001e0000
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#define TX4938_CCFG_DIVMODE_2 (0x4 << 17)
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#define TX4938_CCFG_DIVMODE_2_5 (0xf << 17)
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#define TX4938_CCFG_DIVMODE_3 (0x5 << 17)
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#define TX4938_CCFG_DIVMODE_4 (0x6 << 17)
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#define TX4938_CCFG_DIVMODE_4_5 (0xd << 17)
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#define TX4938_CCFG_DIVMODE_8 (0x0 << 17)
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#define TX4938_CCFG_DIVMODE_10 (0xb << 17)
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#define TX4938_CCFG_DIVMODE_12 (0x1 << 17)
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#define TX4938_CCFG_DIVMODE_16 (0x2 << 17)
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#define TX4938_CCFG_DIVMODE_18 (0x9 << 17)
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#define TX4938_CCFG_BEOW 0x00010000
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#define TX4938_CCFG_WR 0x00008000
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#define TX4938_CCFG_TOE 0x00004000
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#define TX4938_CCFG_PCIARB 0x00002000
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#define TX4938_CCFG_PCIDIVMODE_MASK 0x00001c00
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#define TX4938_CCFG_PCIDIVMODE_4 (0x1 << 10)
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#define TX4938_CCFG_PCIDIVMODE_4_5 (0x3 << 10)
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#define TX4938_CCFG_PCIDIVMODE_5 (0x5 << 10)
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#define TX4938_CCFG_PCIDIVMODE_5_5 (0x7 << 10)
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#define TX4938_CCFG_PCIDIVMODE_8 (0x0 << 10)
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#define TX4938_CCFG_PCIDIVMODE_9 (0x2 << 10)
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#define TX4938_CCFG_PCIDIVMODE_10 (0x4 << 10)
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#define TX4938_CCFG_PCIDIVMODE_11 (0x6 << 10)
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#define TX4938_CCFG_PCI1DMD 0x00000100
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#define TX4938_CCFG_SYSSP_MASK 0x000000c0
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#define TX4938_CCFG_ENDIAN 0x00000004
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#define TX4938_CCFG_HALT 0x00000002
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#define TX4938_CCFG_ACEHOLD 0x00000001
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/* PCFG : Pin Configuration */
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#define TX4938_PCFG_ETH0_SEL 0x8000000000000000ULL
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#define TX4938_PCFG_ETH1_SEL 0x4000000000000000ULL
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#define TX4938_PCFG_ATA_SEL 0x2000000000000000ULL
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#define TX4938_PCFG_ISA_SEL 0x1000000000000000ULL
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#define TX4938_PCFG_SPI_SEL 0x0800000000000000ULL
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#define TX4938_PCFG_NDF_SEL 0x0400000000000000ULL
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#define TX4938_PCFG_SDCLKDLY_MASK 0x30000000
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#define TX4938_PCFG_SDCLKDLY(d) ((d)<<28)
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#define TX4938_PCFG_SYSCLKEN 0x08000000
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#define TX4938_PCFG_SDCLKEN_ALL 0x07800000
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#define TX4938_PCFG_SDCLKEN(ch) (0x00800000<<(ch))
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#define TX4938_PCFG_PCICLKEN_ALL 0x003f0000
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#define TX4938_PCFG_PCICLKEN(ch) (0x00010000<<(ch))
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#define TX4938_PCFG_SEL2 0x00000200
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#define TX4938_PCFG_SEL1 0x00000100
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#define TX4938_PCFG_DMASEL_ALL 0x0000000f
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#define TX4938_PCFG_DMASEL0_DRQ0 0x00000000
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#define TX4938_PCFG_DMASEL0_SIO1 0x00000001
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#define TX4938_PCFG_DMASEL1_DRQ1 0x00000000
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#define TX4938_PCFG_DMASEL1_SIO1 0x00000002
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#define TX4938_PCFG_DMASEL2_DRQ2 0x00000000
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#define TX4938_PCFG_DMASEL2_SIO0 0x00000004
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#define TX4938_PCFG_DMASEL3_DRQ3 0x00000000
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#define TX4938_PCFG_DMASEL3_SIO0 0x00000008
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/* CLKCTR : Clock Control */
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#define TX4938_CLKCTR_NDFCKD 0x0001000000000000ULL
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#define TX4938_CLKCTR_NDFRST 0x0000000100000000ULL
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#define TX4938_CLKCTR_ETH1CKD 0x80000000
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#define TX4938_CLKCTR_ETH0CKD 0x40000000
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#define TX4938_CLKCTR_SPICKD 0x20000000
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#define TX4938_CLKCTR_SRAMCKD 0x10000000
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#define TX4938_CLKCTR_PCIC1CKD 0x08000000
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#define TX4938_CLKCTR_DMA1CKD 0x04000000
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#define TX4938_CLKCTR_ACLCKD 0x02000000
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#define TX4938_CLKCTR_PIOCKD 0x01000000
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#define TX4938_CLKCTR_DMACKD 0x00800000
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#define TX4938_CLKCTR_PCICKD 0x00400000
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#define TX4938_CLKCTR_TM0CKD 0x00100000
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#define TX4938_CLKCTR_TM1CKD 0x00080000
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#define TX4938_CLKCTR_TM2CKD 0x00040000
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#define TX4938_CLKCTR_SIO0CKD 0x00020000
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#define TX4938_CLKCTR_SIO1CKD 0x00010000
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#define TX4938_CLKCTR_ETH1RST 0x00008000
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#define TX4938_CLKCTR_ETH0RST 0x00004000
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#define TX4938_CLKCTR_SPIRST 0x00002000
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#define TX4938_CLKCTR_SRAMRST 0x00001000
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#define TX4938_CLKCTR_PCIC1RST 0x00000800
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#define TX4938_CLKCTR_DMA1RST 0x00000400
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#define TX4938_CLKCTR_ACLRST 0x00000200
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#define TX4938_CLKCTR_PIORST 0x00000100
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#define TX4938_CLKCTR_DMARST 0x00000080
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#define TX4938_CLKCTR_PCIRST 0x00000040
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#define TX4938_CLKCTR_TM0RST 0x00000010
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#define TX4938_CLKCTR_TM1RST 0x00000008
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#define TX4938_CLKCTR_TM2RST 0x00000004
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#define TX4938_CLKCTR_SIO0RST 0x00000002
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#define TX4938_CLKCTR_SIO1RST 0x00000001
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/*
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* DMA
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*/
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/* bits for MCR */
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#define TX4938_DMA_MCR_EIS(ch) (0x10000000<<(ch))
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#define TX4938_DMA_MCR_DIS(ch) (0x01000000<<(ch))
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#define TX4938_DMA_MCR_RSFIF 0x00000080
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#define TX4938_DMA_MCR_FIFUM(ch) (0x00000008<<(ch))
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#define TX4938_DMA_MCR_RPRT 0x00000002
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#define TX4938_DMA_MCR_MSTEN 0x00000001
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/* bits for CCRn */
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#define TX4938_DMA_CCR_IMMCHN 0x20000000
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#define TX4938_DMA_CCR_USEXFSZ 0x10000000
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#define TX4938_DMA_CCR_LE 0x08000000
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#define TX4938_DMA_CCR_DBINH 0x04000000
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#define TX4938_DMA_CCR_SBINH 0x02000000
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#define TX4938_DMA_CCR_CHRST 0x01000000
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#define TX4938_DMA_CCR_RVBYTE 0x00800000
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#define TX4938_DMA_CCR_ACKPOL 0x00400000
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#define TX4938_DMA_CCR_REQPL 0x00200000
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#define TX4938_DMA_CCR_EGREQ 0x00100000
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#define TX4938_DMA_CCR_CHDN 0x00080000
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#define TX4938_DMA_CCR_DNCTL 0x00060000
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#define TX4938_DMA_CCR_EXTRQ 0x00010000
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#define TX4938_DMA_CCR_INTRQD 0x0000e000
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#define TX4938_DMA_CCR_INTENE 0x00001000
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#define TX4938_DMA_CCR_INTENC 0x00000800
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#define TX4938_DMA_CCR_INTENT 0x00000400
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#define TX4938_DMA_CCR_CHNEN 0x00000200
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#define TX4938_DMA_CCR_XFACT 0x00000100
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#define TX4938_DMA_CCR_SMPCHN 0x00000020
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#define TX4938_DMA_CCR_XFSZ(order) (((order) << 2) & 0x0000001c)
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#define TX4938_DMA_CCR_XFSZ_1W TX4938_DMA_CCR_XFSZ(2)
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#define TX4938_DMA_CCR_XFSZ_2W TX4938_DMA_CCR_XFSZ(3)
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#define TX4938_DMA_CCR_XFSZ_4W TX4938_DMA_CCR_XFSZ(4)
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#define TX4938_DMA_CCR_XFSZ_8W TX4938_DMA_CCR_XFSZ(5)
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#define TX4938_DMA_CCR_XFSZ_16W TX4938_DMA_CCR_XFSZ(6)
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#define TX4938_DMA_CCR_XFSZ_32W TX4938_DMA_CCR_XFSZ(7)
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#define TX4938_DMA_CCR_MEMIO 0x00000002
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#define TX4938_DMA_CCR_SNGAD 0x00000001
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/* bits for CSRn */
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#define TX4938_DMA_CSR_CHNEN 0x00000400
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#define TX4938_DMA_CSR_STLXFER 0x00000200
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#define TX4938_DMA_CSR_CHNACT 0x00000100
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#define TX4938_DMA_CSR_ABCHC 0x00000080
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#define TX4938_DMA_CSR_NCHNC 0x00000040
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#define TX4938_DMA_CSR_NTRNFC 0x00000020
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#define TX4938_DMA_CSR_EXTDN 0x00000010
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#define TX4938_DMA_CSR_CFERR 0x00000008
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#define TX4938_DMA_CSR_CHERR 0x00000004
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#define TX4938_DMA_CSR_DESERR 0x00000002
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#define TX4938_DMA_CSR_SORERR 0x00000001
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#define tx4938_sdramcptr tx4927_sdramcptr
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#define tx4938_ebuscptr tx4927_ebuscptr
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#define tx4938_pcicptr tx4927_pcicptr
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#define tx4938_pcic1ptr \
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((struct tx4927_pcic_reg __iomem *)TX4938_PCIC1_REG)
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#define tx4938_ccfgptr \
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((struct tx4938_ccfg_reg __iomem *)TX4938_CCFG_REG)
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#define tx4938_pioptr ((struct txx9_pio_reg __iomem *)TX4938_PIO_REG)
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#define tx4938_sramcptr \
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((struct tx4938_sramc_reg __iomem *)TX4938_SRAMC_REG)
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#define TX4938_REV_PCODE() \
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((__u32)__raw_readq(&tx4938_ccfgptr->crir) >> 16)
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#define tx4938_ccfg_clear(bits) tx4927_ccfg_clear(bits)
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#define tx4938_ccfg_set(bits) tx4927_ccfg_set(bits)
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#define tx4938_ccfg_change(change, new) tx4927_ccfg_change(change, new)
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#define TX4938_SDRAMC_CR(ch) TX4927_SDRAMC_CR(ch)
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#define TX4938_SDRAMC_BA(ch) TX4927_SDRAMC_BA(ch)
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#define TX4938_SDRAMC_SIZE(ch) TX4927_SDRAMC_SIZE(ch)
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#define TX4938_EBUSC_CR(ch) TX4927_EBUSC_CR(ch)
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#define TX4938_EBUSC_BA(ch) TX4927_EBUSC_BA(ch)
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#define TX4938_EBUSC_SIZE(ch) TX4927_EBUSC_SIZE(ch)
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#define tx4938_get_mem_size() tx4927_get_mem_size()
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void tx4938_wdt_init(void);
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void tx4938_setup(void);
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void tx4938_time_init(unsigned int tmrnr);
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void tx4938_sio_init(unsigned int sclk, unsigned int cts_mask);
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void tx4938_spi_init(int busid);
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void tx4938_ethaddr_init(unsigned char *addr0, unsigned char *addr1);
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int tx4938_report_pciclk(void);
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void tx4938_report_pci1clk(void);
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int tx4938_pciclk66_setup(void);
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struct pci_dev;
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int tx4938_pcic1_map_irq(const struct pci_dev *dev, u8 slot);
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void tx4938_setup_pcierr_irq(void);
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void tx4938_irq_init(void);
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#endif
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