scoop.h (1822B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Definitions for the SCOOP interface found on various Sharp PDAs 4 * 5 * Copyright (c) 2004 Richard Purdie 6 */ 7 8#define SCOOP_MCR 0x00 9#define SCOOP_CDR 0x04 10#define SCOOP_CSR 0x08 11#define SCOOP_CPR 0x0C 12#define SCOOP_CCR 0x10 13#define SCOOP_IRR 0x14 14#define SCOOP_IRM 0x14 15#define SCOOP_IMR 0x18 16#define SCOOP_ISR 0x1C 17#define SCOOP_GPCR 0x20 18#define SCOOP_GPWR 0x24 19#define SCOOP_GPRR 0x28 20 21#define SCOOP_CPR_OUT (1 << 7) 22#define SCOOP_CPR_SD_3V (1 << 2) 23#define SCOOP_CPR_CF_XV (1 << 1) 24#define SCOOP_CPR_CF_3V (1 << 0) 25 26#define SCOOP_GPCR_PA22 (1 << 12) 27#define SCOOP_GPCR_PA21 (1 << 11) 28#define SCOOP_GPCR_PA20 (1 << 10) 29#define SCOOP_GPCR_PA19 (1 << 9) 30#define SCOOP_GPCR_PA18 (1 << 8) 31#define SCOOP_GPCR_PA17 (1 << 7) 32#define SCOOP_GPCR_PA16 (1 << 6) 33#define SCOOP_GPCR_PA15 (1 << 5) 34#define SCOOP_GPCR_PA14 (1 << 4) 35#define SCOOP_GPCR_PA13 (1 << 3) 36#define SCOOP_GPCR_PA12 (1 << 2) 37#define SCOOP_GPCR_PA11 (1 << 1) 38 39struct scoop_config { 40 unsigned short io_out; 41 unsigned short io_dir; 42 unsigned short suspend_clr; 43 unsigned short suspend_set; 44 int gpio_base; 45}; 46 47/* Structure for linking scoop devices to PCMCIA sockets */ 48struct scoop_pcmcia_dev { 49 struct device *dev; /* Pointer to this socket's scoop device */ 50 int irq; /* irq for socket */ 51 int cd_irq; 52 const char *cd_irq_str; 53 unsigned char keep_vs; 54 unsigned char keep_rd; 55}; 56 57struct scoop_pcmcia_config { 58 struct scoop_pcmcia_dev *devs; 59 int num_devs; 60 void (*power_ctrl)(struct device *scoop, unsigned short cpr, int nr); 61}; 62 63extern struct scoop_pcmcia_config *platform_scoop_config; 64 65void reset_scoop(struct device *dev); 66unsigned short read_scoop_reg(struct device *dev, unsigned short reg); 67void write_scoop_reg(struct device *dev, unsigned short reg, unsigned short data);