arch/arm/mach-pxa/gumstix.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *  arch/arm/mach-pxa/include/mach/gumstix.h
   4  */
   5
   6 #include <mach/irqs.h> /* PXA_GPIO_TO_IRQ */
   7
   8 /* BTRESET - Reset line to Bluetooth module, active low signal. */
   9 #define GPIO_GUMSTIX_BTRESET          7
  10 #define GPIO_GUMSTIX_BTRESET_MD         (GPIO_GUMSTIX_BTRESET | GPIO_OUT)
  11
  12
  13 /*
  14 GPIOn - Input from MAX823 (or equiv), normalizing USB +5V into a clean
  15 interrupt signal for determining cable presence. On the gumstix F,
  16 this moves to GPIO17 and GPIO37. */
  17
  18 /* GPIOx - Connects to USB D+ and used as a pull-up after GPIOn
  19 has detected a cable insertion; driven low otherwise. */
  20
  21 #define GPIO_GUMSTIX_USB_GPIOn          35
  22 #define GPIO_GUMSTIX_USB_GPIOx          41
  23
  24 /* usb state change */
  25 #define GUMSTIX_USB_INTR_IRQ            PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_USB_GPIOn)
  26
  27 #define GPIO_GUMSTIX_USB_GPIOn_MD       (GPIO_GUMSTIX_USB_GPIOn | GPIO_IN)
  28 #define GPIO_GUMSTIX_USB_GPIOx_CON_MD   (GPIO_GUMSTIX_USB_GPIOx | GPIO_OUT)
  29 #define GPIO_GUMSTIX_USB_GPIOx_DIS_MD   (GPIO_GUMSTIX_USB_GPIOx | GPIO_IN)
  30
  31 /*
  32  * SD/MMC definitions
  33  */
  34 #define GUMSTIX_GPIO_nSD_WP             22 /* SD Write Protect */
  35 #define GUMSTIX_GPIO_nSD_DETECT         11 /* MMC/SD Card Detect */
  36 #define GUMSTIX_IRQ_GPIO_nSD_DETECT     PXA_GPIO_TO_IRQ(GUMSTIX_GPIO_nSD_DETECT)
  37
  38 /*
  39  * SMC Ethernet definitions
  40  * ETH_RST provides a hardware reset line to the ethernet chip
  41  * ETH is the IRQ line in from the ethernet chip to the PXA
  42  */
  43 #define GPIO_GUMSTIX_ETH0_RST           80
  44 #define GPIO_GUMSTIX_ETH0_RST_MD        (GPIO_GUMSTIX_ETH0_RST | GPIO_OUT)
  45 #define GPIO_GUMSTIX_ETH1_RST           52
  46 #define GPIO_GUMSTIX_ETH1_RST_MD        (GPIO_GUMSTIX_ETH1_RST | GPIO_OUT)
  47
  48 #define GPIO_GUMSTIX_ETH0               36
  49 #define GPIO_GUMSTIX_ETH0_MD            (GPIO_GUMSTIX_ETH0 | GPIO_IN)
  50 #define GUMSTIX_ETH0_IRQ                PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_ETH0)
  51 #define GPIO_GUMSTIX_ETH1               27
  52 #define GPIO_GUMSTIX_ETH1_MD            (GPIO_GUMSTIX_ETH1 | GPIO_IN)
  53 #define GUMSTIX_ETH1_IRQ                PXA_GPIO_TO_IRQ(GPIO_GUMSTIX_ETH1)
  54
  55
  56 /* CF reset line */
  57 #define GPIO8_RESET                     8
  58
  59 /* CF slot 0 */
  60 #define GPIO4_nBVD1                     4
  61 #define GPIO4_nSTSCHG                   GPIO4_nBVD1
  62 #define GPIO11_nCD                      11
  63 #define GPIO26_PRDY_nBSY                26
  64 #define GUMSTIX_S0_nSTSCHG_IRQ          PXA_GPIO_TO_IRQ(GPIO4_nSTSCHG)
  65 #define GUMSTIX_S0_nCD_IRQ              PXA_GPIO_TO_IRQ(GPIO11_nCD)
  66 #define GUMSTIX_S0_PRDY_nBSY_IRQ        PXA_GPIO_TO_IRQ(GPIO26_PRDY_nBSY)
  67
  68 /* CF slot 1 */
  69 #define GPIO18_nBVD1                    18
  70 #define GPIO18_nSTSCHG                  GPIO18_nBVD1
  71 #define GPIO36_nCD                      36
  72 #define GPIO27_PRDY_nBSY                27
  73 #define GUMSTIX_S1_nSTSCHG_IRQ          PXA_GPIO_TO_IRQ(GPIO18_nSTSCHG)
  74 #define GUMSTIX_S1_nCD_IRQ              PXA_GPIO_TO_IRQ(GPIO36_nCD)
  75 #define GUMSTIX_S1_PRDY_nBSY_IRQ        PXA_GPIO_TO_IRQ(GPIO27_PRDY_nBSY)
  76
  77 /* CF GPIO line modes */
  78 #define GPIO4_nSTSCHG_MD                (GPIO4_nSTSCHG | GPIO_IN)
  79 #define GPIO8_RESET_MD                  (GPIO8_RESET | GPIO_OUT)
  80 #define GPIO11_nCD_MD                   (GPIO11_nCD | GPIO_IN)
  81 #define GPIO18_nSTSCHG_MD               (GPIO18_nSTSCHG | GPIO_IN)
  82 #define GPIO26_PRDY_nBSY_MD             (GPIO26_PRDY_nBSY | GPIO_IN)
  83 #define GPIO27_PRDY_nBSY_MD             (GPIO27_PRDY_nBSY | GPIO_IN)
  84 #define GPIO36_nCD_MD                   (GPIO36_nCD | GPIO_IN)
  85
  86 /* for expansion boards that can't be programatically detected */
  87 extern int am200_init(void);
  88 extern int am300_init(void);
  89