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 #include <mach/irqs.h> /* PXA_GPIO_TO_IRQ */ 10 11 /* BTRESET - Reset line to Bluetooth module, active low signal. */ 12 #define GPIO_GUMSTIX_BTRESET 7 13 #define GPIO_GUMSTIX_BTRESET_MD (GPIO_GUMSTIX_BTRESET | GPIO_OUT) 14 15 16 /* 17 GPIOn - Input from MAX823 (or equiv), normalizing USB +5V into a clean 18 interrupt signal for determining cable presence. On the gumstix F, 19 this moves to GPIO17 and GPIO37. */ 20 21 /* GPIOx - Connects to USB D+ and used as a pull-up after GPIOn 22 has detected a cable insertion; driven low otherwise. */ 23 24 #define GPIO_GUMSTIX_USB_GPIOn 35 25 #define GPIO_GUMSTIX_USB_GPIOx 41 26 27 /* usb state change */ 28 #define GUMSTIX_USB_INTR_IRQ PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_USB_GPIOn) 29 30 #define GPIO_GUMSTIX_USB_GPIOn_MD (GPIO_GUMSTIX_USB_GPIOn | GPIO_IN) 31 #define GPIO_GUMSTIX_USB_GPIOx_CON_MD (GPIO_GUMSTIX_USB_GPIOx | GPIO_OUT) 32 #define GPIO_GUMSTIX_USB_GPIOx_DIS_MD (GPIO_GUMSTIX_USB_GPIOx | GPIO_IN) 33 34 /* 35 * SD/MMC definitions 36 */ 37 #define GUMSTIX_GPIO_nSD_WP 22 /* SD Write Protect */ 38 #define GUMSTIX_GPIO_nSD_DETECT 11 /* MMC/SD Card Detect */ 39 #define GUMSTIX_IRQ_GPIO_nSD_DETECT PXA_GPIO_TO_IRQ(GUMSTIX_GPIO_nSD_DETECT) 40 41 /* 42 * SMC Ethernet definitions 43 * ETH_RST provides a hardware reset line to the ethernet chip 44 * ETH is the IRQ line in from the ethernet chip to the PXA 45 */ 46 #define GPIO_GUMSTIX_ETH0_RST 80 47 #define GPIO_GUMSTIX_ETH0_RST_MD (GPIO_GUMSTIX_ETH0_RST | GPIO_OUT) 48 #define GPIO_GUMSTIX_ETH1_RST 52 49 #define GPIO_GUMSTIX_ETH1_RST_MD (GPIO_GUMSTIX_ETH1_RST | GPIO_OUT) 50 51 #define GPIO_GUMSTIX_ETH0 36 52 #define GPIO_GUMSTIX_ETH0_MD (GPIO_GUMSTIX_ETH0 | GPIO_IN) 53 #define GUMSTIX_ETH0_IRQ PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_ETH0) 54 #define GPIO_GUMSTIX_ETH1 27 55 #define GPIO_GUMSTIX_ETH1_MD (GPIO_GUMSTIX_ETH1 | GPIO_IN) 56 #define GUMSTIX_ETH1_IRQ PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_ETH1) 57 58 59 /* CF reset line */ 60 #define GPIO8_RESET 8 61 62 /* CF slot 0 */ 63 #define GPIO4_nBVD1 4 64 #define GPIO4_nSTSCHG GPIO4_nBVD1 65 #define GPIO11_nCD 11 66 #define GPIO26_PRDY_nBSY 26 67 #define GUMSTIX_S0_nSTSCHG_IRQ PXA_GPIO_TO_IRQ(GPIO4_nSTSCHG) 68 #define GUMSTIX_S0_nCD_IRQ PXA_GPIO_TO_IRQ(GPIO11_nCD) 69 #define GUMSTIX_S0_PRDY_nBSY_IRQ PXA_GPIO_TO_IRQ(GPIO26_PRDY_nBSY) 70 71 /* CF slot 1 */ 72 #define GPIO18_nBVD1 18 73 #define GPIO18_nSTSCHG GPIO18_nBVD1 74 #define GPIO36_nCD 36 75 #define GPIO27_PRDY_nBSY 27 76 #define GUMSTIX_S1_nSTSCHG_IRQ PXA_GPIO_TO_IRQ(GPIO18_nSTSCHG) 77 #define GUMSTIX_S1_nCD_IRQ PXA_GPIO_TO_IRQ(GPIO36_nCD) 78 #define GUMSTIX_S1_PRDY_nBSY_IRQ PXA_GPIO_TO_IRQ(GPIO27_PRDY_nBSY) 79 80 /* CF GPIO line modes */ 81 #define GPIO4_nSTSCHG_MD (GPIO4_nSTSCHG | GPIO_IN) 82 #define GPIO8_RESET_MD (GPIO8_RESET | GPIO_OUT) 83 #define GPIO11_nCD_MD (GPIO11_nCD | GPIO_IN) 84 #define GPIO18_nSTSCHG_MD (GPIO18_nSTSCHG | GPIO_IN) 85 #define GPIO26_PRDY_nBSY_MD (GPIO26_PRDY_nBSY | GPIO_IN) 86 #define GPIO27_PRDY_nBSY_MD (GPIO27_PRDY_nBSY | GPIO_IN) 87 #define GPIO36_nCD_MD (GPIO36_nCD | GPIO_IN) 88 89 /* for expansion boards that can't be programatically detected */ 90 extern int am200_init(void); 91 extern int am300_init(void); 92 93