mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
synced 2025-10-31 07:02:06 +00:00
642aa6637e
- use MFP-API for GPIO - support TRIZEPS4WL module - cleanups Signed-off-by: Jrgen Schindele <linux@schindele.name> Acked-by: Eric Miao <eric.miao@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
163 lines
4.9 KiB
C
163 lines
4.9 KiB
C
/************************************************************************
|
|
* Include file for TRIZEPS4 SoM and ConXS eval-board
|
|
* Copyright (c) Jürgen Schindele
|
|
* 2006
|
|
************************************************************************/
|
|
|
|
/*
|
|
* Includes/Defines
|
|
*/
|
|
#ifndef _TRIPEPS4_H_
|
|
#define _TRIPEPS4_H_
|
|
|
|
/* 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 IRQ_GPIO(GPIO_DM9000)
|
|
|
|
/* UCB1400 audio / TS-controller */
|
|
#define GPIO_UCB1400 1
|
|
#define TRIZEPS4_UCB1400_IRQ IRQ_GPIO(GPIO_UCB1400)
|
|
|
|
/* PCMCIA socket Compact Flash */
|
|
#define GPIO_PCD 11 /* PCMCIA Card Detect */
|
|
#define TRIZEPS4_CD_IRQ IRQ_GPIO(GPIO_PCD)
|
|
#define GPIO_PRDY 13 /* READY / nINT */
|
|
#define TRIZEPS4_READY_NINT IRQ_GPIO(GPIO_PRDY)
|
|
|
|
/* MMC socket */
|
|
#define GPIO_MMC_DET 12
|
|
#define TRIZEPS4_MMC_IRQ IRQ_GPIO(GPIO_MMC_DET)
|
|
|
|
/* DOC NAND chip */
|
|
#define GPIO_DOC_LOCK 94
|
|
#define GPIO_DOC_IRQ 93
|
|
#define TRIZEPS4_DOC_IRQ IRQ_GPIO(GPIO_DOC_IRQ)
|
|
|
|
/* SPI interface */
|
|
#define GPIO_SPI 53
|
|
#define TRIZEPS4_SPI_IRQ IRQ_GPIO(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 IRQ_GPIO(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_ */
|