linux/arch/arm/mach-ep93xx/ts72xx.h

95 lines
2.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-ep93xx/include/mach/ts72xx.h
*/
/*
* TS72xx memory map:
*
* virt phys size
* febff000 22000000 4K model number register (bits 0-2)
* febfe000 22400000 4K options register
* febfd000 22800000 4K options register #2
* febfc000 23400000 4K CPLD version register
*/
#ifndef __TS72XX_H_
#define __TS72XX_H_
#define TS72XX_MODEL_PHYS_BASE 0x22000000
#define TS72XX_MODEL_VIRT_BASE IOMEM(0xfebff000)
#define TS72XX_MODEL_SIZE 0x00001000
#define TS72XX_MODEL_TS7200 0x00
#define TS72XX_MODEL_TS7250 0x01
#define TS72XX_MODEL_TS7260 0x02
#define TS72XX_MODEL_TS7300 0x03
#define TS72XX_MODEL_TS7400 0x04
#define TS72XX_MODEL_MASK 0x07
#define TS72XX_OPTIONS_PHYS_BASE 0x22400000
#define TS72XX_OPTIONS_VIRT_BASE IOMEM(0xfebfe000)
#define TS72XX_OPTIONS_SIZE 0x00001000
#define TS72XX_OPTIONS_COM2_RS485 0x02
#define TS72XX_OPTIONS_MAX197 0x01
#define TS72XX_OPTIONS2_PHYS_BASE 0x22800000
#define TS72XX_OPTIONS2_VIRT_BASE IOMEM(0xfebfd000)
#define TS72XX_OPTIONS2_SIZE 0x00001000
#define TS72XX_OPTIONS2_TS9420 0x04
#define TS72XX_OPTIONS2_TS9420_BOOT 0x02
#define TS72XX_CPLDVER_PHYS_BASE 0x23400000
#define TS72XX_CPLDVER_VIRT_BASE IOMEM(0xfebfc000)
#define TS72XX_CPLDVER_SIZE 0x00001000
#ifndef __ASSEMBLY__
static inline int ts72xx_model(void)
{
return __raw_readb(TS72XX_MODEL_VIRT_BASE) & TS72XX_MODEL_MASK;
}
static inline int board_is_ts7200(void)
{
return ts72xx_model() == TS72XX_MODEL_TS7200;
}
static inline int board_is_ts7250(void)
{
return ts72xx_model() == TS72XX_MODEL_TS7250;
}
static inline int board_is_ts7260(void)
{
return ts72xx_model() == TS72XX_MODEL_TS7260;
}
static inline int board_is_ts7300(void)
{
return ts72xx_model() == TS72XX_MODEL_TS7300;
}
static inline int board_is_ts7400(void)
{
return ts72xx_model() == TS72XX_MODEL_TS7400;
}
static inline int is_max197_installed(void)
{
return !!(__raw_readb(TS72XX_OPTIONS_VIRT_BASE) &
TS72XX_OPTIONS_MAX197);
}
static inline int is_ts9420_installed(void)
{
return !!(__raw_readb(TS72XX_OPTIONS2_VIRT_BASE) &
TS72XX_OPTIONS2_TS9420);
}
#endif
#endif /* __TS72XX_H_ */