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 39 struct 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 */ 48 struct 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 57 struct 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 63 extern struct scoop_pcmcia_config *platform_scoop_config; 64 65 void reset_scoop(struct device *dev); 66 unsigned short read_scoop_reg(struct device *dev, unsigned short reg); 67 void write_scoop_reg(struct device *dev, unsigned short reg, unsigned short data); 68