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 /* 16 GPIOn - Input from MAX823 (or equiv), normalizing USB +5V into a clean 17 interrupt signal for determining cable presence. On the gumstix F, 18 this moves to GPIO17 and GPIO37. */ 19 20 /* GPIOx - Connects to USB D+ and used as a pull-up after GPIOn 21 has 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 PXA_GPIO_TO_IRQ(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 PXA_GPIO_TO_IRQ(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 PXA_GPIO_TO_IRQ(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 PXA_GPIO_TO_IRQ(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 PXA_GPIO_TO_IRQ(GPIO4_nSTSCHG) 67 #define GUMSTIX_S0_nCD_IRQ PXA_GPIO_TO_IRQ(GPIO11_nCD) 68 #define GUMSTIX_S0_PRDY_nBSY_IRQ PXA_GPIO_TO_IRQ(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 PXA_GPIO_TO_IRQ(GPIO18_nSTSCHG) 76 #define GUMSTIX_S1_nCD_IRQ PXA_GPIO_TO_IRQ(GPIO36_nCD) 77 #define GUMSTIX_S1_PRDY_nBSY_IRQ PXA_GPIO_TO_IRQ(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 */ 89 extern int am200_init(void); 90 extern int am300_init(void); 91 92