1/* 2 * Definitions for the SCOOP interface found on various Sharp PDAs 3 * 4 * Copyright (c) 2004 Richard Purdie 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 * 10 */ 11 12#define SCOOP_MCR 0x00 13#define SCOOP_CDR 0x04 14#define SCOOP_CSR 0x08 15#define SCOOP_CPR 0x0C 16#define SCOOP_CCR 0x10 17#define SCOOP_IRR 0x14 18#define SCOOP_IRM 0x14 19#define SCOOP_IMR 0x18 20#define SCOOP_ISR 0x1C 21#define SCOOP_GPCR 0x20 22#define SCOOP_GPWR 0x24 23#define SCOOP_GPRR 0x28 24 25#define SCOOP_CPR_OUT (1 << 7) 26#define SCOOP_CPR_SD_3V (1 << 2) 27#define SCOOP_CPR_CF_XV (1 << 1) 28#define SCOOP_CPR_CF_3V (1 << 0) 29 30#define SCOOP_GPCR_PA22 (1 << 12) 31#define SCOOP_GPCR_PA21 (1 << 11) 32#define SCOOP_GPCR_PA20 (1 << 10) 33#define SCOOP_GPCR_PA19 (1 << 9) 34#define SCOOP_GPCR_PA18 (1 << 8) 35#define SCOOP_GPCR_PA17 (1 << 7) 36#define SCOOP_GPCR_PA16 (1 << 6) 37#define SCOOP_GPCR_PA15 (1 << 5) 38#define SCOOP_GPCR_PA14 (1 << 4) 39#define SCOOP_GPCR_PA13 (1 << 3) 40#define SCOOP_GPCR_PA12 (1 << 2) 41#define SCOOP_GPCR_PA11 (1 << 1) 42 43struct scoop_config { 44 unsigned short io_out; 45 unsigned short io_dir; 46 unsigned short suspend_clr; 47 unsigned short suspend_set; 48 int gpio_base; 49}; 50 51/* Structure for linking scoop devices to PCMCIA sockets */ 52struct scoop_pcmcia_dev { 53 struct device *dev; /* Pointer to this socket's scoop device */ 54 int irq; /* irq for socket */ 55 int cd_irq; 56 const char *cd_irq_str; 57 unsigned char keep_vs; 58 unsigned char keep_rd; 59}; 60 61struct scoop_pcmcia_config { 62 struct scoop_pcmcia_dev *devs; 63 int num_devs; 64 void (*pcmcia_init)(void); 65 void (*power_ctrl)(struct device *scoop, unsigned short cpr, int nr); 66}; 67 68extern struct scoop_pcmcia_config *platform_scoop_config; 69 70void reset_scoop(struct device *dev); 71unsigned short read_scoop_reg(struct device *dev, unsigned short reg); 72void write_scoop_reg(struct device *dev, unsigned short reg, unsigned short data); 73