kernel_samsung_a34x-permissive/arch/arm/mach-pxa/include/mach/trizeps4.h
2024-04-28 15:49:01 +02:00

166 lines
5 KiB
C
Executable file

/* SPDX-License-Identifier: GPL-2.0 */
/************************************************************************
* Include file for TRIZEPS4 SoM and ConXS eval-board
* Copyright (c) Jürgen Schindele
* 2006
************************************************************************/
/*
* Includes/Defines
*/
#ifndef _TRIPEPS4_H_
#define _TRIPEPS4_H_
#include "irqs.h" /* PXA_GPIO_TO_IRQ */
/* physical memory regions */
#define TRIZEPS4_FLASH_PHYS (PXA_CS0_PHYS) /* Flash region */
#define TRIZEPS4_DISK_PHYS (PXA_CS1_PHYS) /* Disk On Chip region */
#define TRIZEPS4_ETH_PHYS (PXA_CS2_PHYS) /* Ethernet DM9000 region */
#define TRIZEPS4_PIC_PHYS (PXA_CS3_PHYS) /* Logic chip on ConXS-Board */
#define TRIZEPS4_SDRAM_BASE 0xa0000000 /* SDRAM region */
/* Logic on ConXS-board CSFR register*/
#define TRIZEPS4_CFSR_PHYS (PXA_CS3_PHYS)
/* Logic on ConXS-board BOCR register*/
#define TRIZEPS4_BOCR_PHYS (PXA_CS3_PHYS+0x02000000)
/* Logic on ConXS-board IRCR register*/
#define TRIZEPS4_IRCR_PHYS (PXA_CS3_PHYS+0x02400000)
/* Logic on ConXS-board UPSR register*/
#define TRIZEPS4_UPSR_PHYS (PXA_CS3_PHYS+0x02800000)
/* Logic on ConXS-board DICR register*/
#define TRIZEPS4_DICR_PHYS (PXA_CS3_PHYS+0x03800000)
/* virtual memory regions */
#define TRIZEPS4_DISK_VIRT 0xF0000000 /* Disk On Chip region */
#define TRIZEPS4_PIC_VIRT 0xF0100000 /* not used */
#define TRIZEPS4_CFSR_VIRT 0xF0100000
#define TRIZEPS4_BOCR_VIRT 0xF0200000
#define TRIZEPS4_DICR_VIRT 0xF0300000
#define TRIZEPS4_IRCR_VIRT 0xF0400000
#define TRIZEPS4_UPSR_VIRT 0xF0500000
/* size of flash */
#define TRIZEPS4_FLASH_SIZE 0x02000000 /* Flash size 32 MB */
/* Ethernet Controller Davicom DM9000 */
#define GPIO_DM9000 101
#define TRIZEPS4_ETH_IRQ PXA_GPIO_TO_IRQ(GPIO_DM9000)
/* UCB1400 audio / TS-controller */
#define GPIO_UCB1400 1
#define TRIZEPS4_UCB1400_IRQ PXA_GPIO_TO_IRQ(GPIO_UCB1400)
/* PCMCIA socket Compact Flash */
#define GPIO_PCD 11 /* PCMCIA Card Detect */
#define TRIZEPS4_CD_IRQ PXA_GPIO_TO_IRQ(GPIO_PCD)
#define GPIO_PRDY 13 /* READY / nINT */
#define TRIZEPS4_READY_NINT PXA_GPIO_TO_IRQ(GPIO_PRDY)
/* MMC socket */
#define GPIO_MMC_DET 12
#define TRIZEPS4_MMC_IRQ PXA_GPIO_TO_IRQ(GPIO_MMC_DET)
/* DOC NAND chip */
#define GPIO_DOC_LOCK 94
#define GPIO_DOC_IRQ 93
#define TRIZEPS4_DOC_IRQ PXA_GPIO_TO_IRQ(GPIO_DOC_IRQ)
/* SPI interface */
#define GPIO_SPI 53
#define TRIZEPS4_SPI_IRQ PXA_GPIO_TO_IRQ(GPIO_SPI)
/* LEDS using tx2 / rx2 */
#define GPIO_SYS_BUSY_LED 46
#define GPIO_HEARTBEAT_LED 47
/* Off-module PIC on ConXS board */
#define GPIO_PIC 0
#define TRIZEPS4_PIC_IRQ PXA_GPIO_TO_IRQ(GPIO_PIC)
#ifdef CONFIG_MACH_TRIZEPS_CONXS
/* for CONXS base board define these registers */
#define CFSR_P2V(x) ((x) - TRIZEPS4_CFSR_PHYS + TRIZEPS4_CFSR_VIRT)
#define CFSR_V2P(x) ((x) - TRIZEPS4_CFSR_VIRT + TRIZEPS4_CFSR_PHYS)
#define BCR_P2V(x) ((x) - TRIZEPS4_BOCR_PHYS + TRIZEPS4_BOCR_VIRT)
#define BCR_V2P(x) ((x) - TRIZEPS4_BOCR_VIRT + TRIZEPS4_BOCR_PHYS)
#define DCR_P2V(x) ((x) - TRIZEPS4_DICR_PHYS + TRIZEPS4_DICR_VIRT)
#define DCR_V2P(x) ((x) - TRIZEPS4_DICR_VIRT + TRIZEPS4_DICR_PHYS)
#define IRCR_P2V(x) ((x) - TRIZEPS4_IRCR_PHYS + TRIZEPS4_IRCR_VIRT)
#define IRCR_V2P(x) ((x) - TRIZEPS4_IRCR_VIRT + TRIZEPS4_IRCR_PHYS)
#ifndef __ASSEMBLY__
static inline unsigned short CFSR_readw(void)
{
/* [Compact Flash Status Register] is read only */
return *((unsigned short *)CFSR_P2V(0x0C000000));
}
static inline void BCR_writew(unsigned short value)
{
/* [Board Control Regsiter] is write only */
*((unsigned short *)BCR_P2V(0x0E000000)) = value;
}
static inline void DCR_writew(unsigned short value)
{
/* [Display Control Register] is write only */
*((unsigned short *)DCR_P2V(0x0E000000)) = value;
}
static inline void IRCR_writew(unsigned short value)
{
/* [InfraRed data Control Register] is write only */
*((unsigned short *)IRCR_P2V(0x0E000000)) = value;
}
#else
#define ConXS_CFSR CFSR_P2V(0x0C000000)
#define ConXS_BCR BCR_P2V(0x0E000000)
#define ConXS_DCR DCR_P2V(0x0F800000)
#define ConXS_IRCR IRCR_P2V(0x0F800000)
#endif
#else
/* for whatever baseboard define function registers */
static inline unsigned short CFSR_readw(void)
{
return 0;
}
static inline void BCR_writew(unsigned short value)
{
;
}
static inline void DCR_writew(unsigned short value)
{
;
}
static inline void IRCR_writew(unsigned short value)
{
;
}
#endif /* CONFIG_MACH_TRIZEPS_CONXS */
#define ConXS_CFSR_BVD_MASK 0x0003
#define ConXS_CFSR_BVD1 (1 << 0)
#define ConXS_CFSR_BVD2 (1 << 1)
#define ConXS_CFSR_VS_MASK 0x000C
#define ConXS_CFSR_VS1 (1 << 2)
#define ConXS_CFSR_VS2 (1 << 3)
#define ConXS_CFSR_VS_5V (0x3 << 2)
#define ConXS_CFSR_VS_3V3 0x0
#define ConXS_BCR_S0_POW_EN0 (1 << 0)
#define ConXS_BCR_S0_POW_EN1 (1 << 1)
#define ConXS_BCR_L_DISP (1 << 4)
#define ConXS_BCR_CF_BUF_EN (1 << 5)
#define ConXS_BCR_CF_RESET (1 << 7)
#define ConXS_BCR_S0_VCC_3V3 0x1
#define ConXS_BCR_S0_VCC_5V0 0x2
#define ConXS_BCR_S0_VPP_12V 0x4
#define ConXS_BCR_S0_VPP_3V3 0x8
#define ConXS_IRCR_MODE (1 << 0)
#define ConXS_IRCR_SD (1 << 1)
#endif /* _TRIPEPS4_H_ */