1/* 2 * arch/arm/mach-pxa/include/mach/gumstix.h 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 */ 8 9 10/* BTRESET - Reset line to Bluetooth module, active low signal. */ 11#define GPIO_GUMSTIX_BTRESET 7 12#define GPIO_GUMSTIX_BTRESET_MD (GPIO_GUMSTIX_BTRESET | GPIO_OUT) 13 14 15/* 16GPIOn - Input from MAX823 (or equiv), normalizing USB +5V into a clean 17interrupt signal for determining cable presence. On the gumstix F, 18this moves to GPIO17 and GPIO37. */ 19 20/* GPIOx - Connects to USB D+ and used as a pull-up after GPIOn 21has detected a cable insertion; driven low otherwise. */ 22 23#define GPIO_GUMSTIX_USB_GPIOn 35 24#define GPIO_GUMSTIX_USB_GPIOx 41 25 26/* usb state change */ 27#define GUMSTIX_USB_INTR_IRQ IRQ_GPIO(GPIO_GUMSTIX_USB_GPIOn) 28 29#define GPIO_GUMSTIX_USB_GPIOn_MD (GPIO_GUMSTIX_USB_GPIOn | GPIO_IN) 30#define GPIO_GUMSTIX_USB_GPIOx_CON_MD (GPIO_GUMSTIX_USB_GPIOx | GPIO_OUT) 31#define GPIO_GUMSTIX_USB_GPIOx_DIS_MD (GPIO_GUMSTIX_USB_GPIOx | GPIO_IN) 32 33/* 34 * SD/MMC definitions 35 */ 36#define GUMSTIX_GPIO_nSD_WP 22 /* SD Write Protect */ 37#define GUMSTIX_GPIO_nSD_DETECT 11 /* MMC/SD Card Detect */ 38#define GUMSTIX_IRQ_GPIO_nSD_DETECT IRQ_GPIO(GUMSTIX_GPIO_nSD_DETECT) 39 40/* 41 * SMC Ethernet definitions 42 * ETH_RST provides a hardware reset line to the ethernet chip 43 * ETH is the IRQ line in from the ethernet chip to the PXA 44 */ 45#define GPIO_GUMSTIX_ETH0_RST 80 46#define GPIO_GUMSTIX_ETH0_RST_MD (GPIO_GUMSTIX_ETH0_RST | GPIO_OUT) 47#define GPIO_GUMSTIX_ETH1_RST 52 48#define GPIO_GUMSTIX_ETH1_RST_MD (GPIO_GUMSTIX_ETH1_RST | GPIO_OUT) 49 50#define GPIO_GUMSTIX_ETH0 36 51#define GPIO_GUMSTIX_ETH0_MD (GPIO_GUMSTIX_ETH0 | GPIO_IN) 52#define GUMSTIX_ETH0_IRQ IRQ_GPIO(GPIO_GUMSTIX_ETH0) 53#define GPIO_GUMSTIX_ETH1 27 54#define GPIO_GUMSTIX_ETH1_MD (GPIO_GUMSTIX_ETH1 | GPIO_IN) 55#define GUMSTIX_ETH1_IRQ IRQ_GPIO(GPIO_GUMSTIX_ETH1) 56 57 58/* CF reset line */ 59#define GPIO8_RESET 8 60 61/* CF slot 0 */ 62#define GPIO4_nBVD1 4 63#define GPIO4_nSTSCHG GPIO4_nBVD1 64#define GPIO11_nCD 11 65#define GPIO26_PRDY_nBSY 26 66#define GUMSTIX_S0_nSTSCHG_IRQ IRQ_GPIO(GPIO4_nSTSCHG) 67#define GUMSTIX_S0_nCD_IRQ IRQ_GPIO(GPIO11_nCD) 68#define GUMSTIX_S0_PRDY_nBSY_IRQ IRQ_GPIO(GPIO26_PRDY_nBSY) 69 70/* CF slot 1 */ 71#define GPIO18_nBVD1 18 72#define GPIO18_nSTSCHG GPIO18_nBVD1 73#define GPIO36_nCD 36 74#define GPIO27_PRDY_nBSY 27 75#define GUMSTIX_S1_nSTSCHG_IRQ IRQ_GPIO(GPIO18_nSTSCHG) 76#define GUMSTIX_S1_nCD_IRQ IRQ_GPIO(GPIO36_nCD) 77#define GUMSTIX_S1_PRDY_nBSY_IRQ IRQ_GPIO(GPIO27_PRDY_nBSY) 78 79/* CF GPIO line modes */ 80#define GPIO4_nSTSCHG_MD (GPIO4_nSTSCHG | GPIO_IN) 81#define GPIO8_RESET_MD (GPIO8_RESET | GPIO_OUT) 82#define GPIO11_nCD_MD (GPIO11_nCD | GPIO_IN) 83#define GPIO18_nSTSCHG_MD (GPIO18_nSTSCHG | GPIO_IN) 84#define GPIO26_PRDY_nBSY_MD (GPIO26_PRDY_nBSY | GPIO_IN) 85#define GPIO27_PRDY_nBSY_MD (GPIO27_PRDY_nBSY | GPIO_IN) 86#define GPIO36_nCD_MD (GPIO36_nCD | GPIO_IN) 87 88/* for expansion boards that can't be programatically detected */ 89extern int am200_init(void); 90extern int am300_init(void); 91