cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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trizeps4.h (5179B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2/************************************************************************
      3 * Include file for TRIZEPS4 SoM and ConXS eval-board
      4 * Copyright (c) Jürgen Schindele
      5 * 2006
      6 ************************************************************************/
      7
      8/*
      9 * Includes/Defines
     10 */
     11#ifndef _TRIPEPS4_H_
     12#define _TRIPEPS4_H_
     13
     14#include "addr-map.h"
     15#include "irqs.h" /* PXA_GPIO_TO_IRQ */
     16
     17/* physical memory regions */
     18#define TRIZEPS4_FLASH_PHYS	(PXA_CS0_PHYS)  /* Flash region */
     19#define TRIZEPS4_DISK_PHYS	(PXA_CS1_PHYS)  /* Disk On Chip region */
     20#define TRIZEPS4_ETH_PHYS	(PXA_CS2_PHYS)  /* Ethernet DM9000 region */
     21#define TRIZEPS4_PIC_PHYS	(PXA_CS3_PHYS)	/* Logic chip on ConXS-Board */
     22#define TRIZEPS4_SDRAM_BASE	0xa0000000      /* SDRAM region */
     23
     24				/* Logic on ConXS-board CSFR register*/
     25#define TRIZEPS4_CFSR_PHYS	(PXA_CS3_PHYS)
     26				/* Logic on ConXS-board BOCR register*/
     27#define TRIZEPS4_BOCR_PHYS	(PXA_CS3_PHYS+0x02000000)
     28				/* Logic on ConXS-board IRCR register*/
     29#define TRIZEPS4_IRCR_PHYS	(PXA_CS3_PHYS+0x02400000)
     30				/* Logic on ConXS-board UPSR register*/
     31#define TRIZEPS4_UPSR_PHYS	(PXA_CS3_PHYS+0x02800000)
     32				/* Logic on ConXS-board DICR register*/
     33#define TRIZEPS4_DICR_PHYS	(PXA_CS3_PHYS+0x03800000)
     34
     35/* virtual memory regions */
     36#define TRIZEPS4_DISK_VIRT	0xF0000000	/* Disk On Chip region */
     37
     38#define TRIZEPS4_PIC_VIRT	0xF0100000	/* not used */
     39#define TRIZEPS4_CFSR_VIRT	0xF0100000
     40#define TRIZEPS4_BOCR_VIRT	0xF0200000
     41#define TRIZEPS4_DICR_VIRT	0xF0300000
     42#define TRIZEPS4_IRCR_VIRT	0xF0400000
     43#define TRIZEPS4_UPSR_VIRT	0xF0500000
     44
     45/* size of flash */
     46#define TRIZEPS4_FLASH_SIZE	0x02000000	/* Flash size 32 MB */
     47
     48/* Ethernet Controller Davicom DM9000 */
     49#define GPIO_DM9000		101
     50#define TRIZEPS4_ETH_IRQ	PXA_GPIO_TO_IRQ(GPIO_DM9000)
     51
     52/* UCB1400 audio / TS-controller */
     53#define GPIO_UCB1400		1
     54#define TRIZEPS4_UCB1400_IRQ	PXA_GPIO_TO_IRQ(GPIO_UCB1400)
     55
     56/* PCMCIA socket Compact Flash */
     57#define GPIO_PCD		11		/* PCMCIA Card Detect */
     58#define TRIZEPS4_CD_IRQ		PXA_GPIO_TO_IRQ(GPIO_PCD)
     59#define GPIO_PRDY		13		/* READY / nINT */
     60#define TRIZEPS4_READY_NINT	PXA_GPIO_TO_IRQ(GPIO_PRDY)
     61
     62/* MMC socket */
     63#define GPIO_MMC_DET		12
     64#define TRIZEPS4_MMC_IRQ	PXA_GPIO_TO_IRQ(GPIO_MMC_DET)
     65
     66/* DOC NAND chip */
     67#define GPIO_DOC_LOCK           94
     68#define GPIO_DOC_IRQ            93
     69#define TRIZEPS4_DOC_IRQ        PXA_GPIO_TO_IRQ(GPIO_DOC_IRQ)
     70
     71/* SPI interface */
     72#define GPIO_SPI                53
     73#define TRIZEPS4_SPI_IRQ        PXA_GPIO_TO_IRQ(GPIO_SPI)
     74
     75/* LEDS using tx2 / rx2 */
     76#define GPIO_SYS_BUSY_LED	46
     77#define GPIO_HEARTBEAT_LED	47
     78
     79/* Off-module PIC on ConXS board */
     80#define GPIO_PIC		0
     81#define TRIZEPS4_PIC_IRQ	PXA_GPIO_TO_IRQ(GPIO_PIC)
     82
     83#ifdef CONFIG_MACH_TRIZEPS_CONXS
     84/* for CONXS base board define these registers */
     85#define CFSR_P2V(x)	((x) - TRIZEPS4_CFSR_PHYS + TRIZEPS4_CFSR_VIRT)
     86#define CFSR_V2P(x)	((x) - TRIZEPS4_CFSR_VIRT + TRIZEPS4_CFSR_PHYS)
     87
     88#define BCR_P2V(x)	((x) - TRIZEPS4_BOCR_PHYS + TRIZEPS4_BOCR_VIRT)
     89#define BCR_V2P(x)	((x) - TRIZEPS4_BOCR_VIRT + TRIZEPS4_BOCR_PHYS)
     90
     91#define DCR_P2V(x)	((x) - TRIZEPS4_DICR_PHYS + TRIZEPS4_DICR_VIRT)
     92#define DCR_V2P(x)	((x) - TRIZEPS4_DICR_VIRT + TRIZEPS4_DICR_PHYS)
     93
     94#define IRCR_P2V(x)	((x) - TRIZEPS4_IRCR_PHYS + TRIZEPS4_IRCR_VIRT)
     95#define IRCR_V2P(x)	((x) - TRIZEPS4_IRCR_VIRT + TRIZEPS4_IRCR_PHYS)
     96
     97#ifndef __ASSEMBLY__
     98static inline unsigned short CFSR_readw(void)
     99{
    100	/* [Compact Flash Status Register] is read only */
    101	return *((unsigned short *)CFSR_P2V(0x0C000000));
    102}
    103static inline void BCR_writew(unsigned short value)
    104{
    105	/* [Board Control Regsiter] is write only */
    106	*((unsigned short *)BCR_P2V(0x0E000000)) = value;
    107}
    108static inline void DCR_writew(unsigned short value)
    109{
    110	/* [Display Control Register] is write only */
    111	*((unsigned short *)DCR_P2V(0x0E000000)) = value;
    112}
    113static inline void IRCR_writew(unsigned short value)
    114{
    115	/* [InfraRed data Control Register] is write only */
    116	*((unsigned short *)IRCR_P2V(0x0E000000)) = value;
    117}
    118#else
    119#define ConXS_CFSR		CFSR_P2V(0x0C000000)
    120#define ConXS_BCR		BCR_P2V(0x0E000000)
    121#define ConXS_DCR		DCR_P2V(0x0F800000)
    122#define ConXS_IRCR		IRCR_P2V(0x0F800000)
    123#endif
    124#else
    125/* for whatever baseboard define function registers */
    126static inline unsigned short CFSR_readw(void)
    127{
    128	return 0;
    129}
    130static inline void BCR_writew(unsigned short value)
    131{
    132	;
    133}
    134static inline void DCR_writew(unsigned short value)
    135{
    136	;
    137}
    138static inline void IRCR_writew(unsigned short value)
    139{
    140	;
    141}
    142#endif	/* CONFIG_MACH_TRIZEPS_CONXS */
    143
    144#define ConXS_CFSR_BVD_MASK	0x0003
    145#define ConXS_CFSR_BVD1		(1 << 0)
    146#define ConXS_CFSR_BVD2		(1 << 1)
    147#define ConXS_CFSR_VS_MASK	0x000C
    148#define ConXS_CFSR_VS1		(1 << 2)
    149#define ConXS_CFSR_VS2		(1 << 3)
    150#define ConXS_CFSR_VS_5V	(0x3 << 2)
    151#define ConXS_CFSR_VS_3V3	0x0
    152
    153#define ConXS_BCR_S0_POW_EN0	(1 << 0)
    154#define ConXS_BCR_S0_POW_EN1	(1 << 1)
    155#define ConXS_BCR_L_DISP	(1 << 4)
    156#define ConXS_BCR_CF_BUF_EN	(1 << 5)
    157#define ConXS_BCR_CF_RESET	(1 << 7)
    158#define ConXS_BCR_S0_VCC_3V3	0x1
    159#define ConXS_BCR_S0_VCC_5V0	0x2
    160#define ConXS_BCR_S0_VPP_12V	0x4
    161#define ConXS_BCR_S0_VPP_3V3	0x8
    162
    163#define ConXS_IRCR_MODE		(1 << 0)
    164#define ConXS_IRCR_SD		(1 << 1)
    165
    166#endif /* _TRIPEPS4_H_ */