Kyle Moffett | a895019 | 2011-12-07 16:39:16 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2010 eXMeritus, A Boeing Company |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License as |
| 6 | * published by the Free Software Foundation; either version 2 of |
| 7 | * the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 17 | * MA 02111-1307 USA |
| 18 | */ |
| 19 | |
| 20 | #include <asm/mpc85xx_gpio.h> |
| 21 | |
| 22 | /* Common CPU A/B GPIOs (GPIO8-GPIO15 and IRQ4-IRQ6) */ |
| 23 | #define GPIO_CPU_ID (1UL << (31 - 8)) |
| 24 | #define GPIO_BLUE_LED (1UL << (31 - 9)) |
| 25 | #define GPIO_DIMM_RESET (1UL << (31 - 10)) |
| 26 | #define GPIO_USB_RESET (1UL << (31 - 11)) |
| 27 | #define GPIO_UNUSED_12 (1UL << (31 - 12)) |
| 28 | #define GPIO_GETH0_RESET (1UL << (31 - 13)) |
| 29 | #define GPIO_RS422_RE (1UL << (31 - 14)) |
| 30 | #define GPIO_RS422_DE (1UL << (31 - 15)) |
| 31 | #define IRQ_I2CINT (1UL << (31 - 20)) |
| 32 | #define IRQ_FANINT (1UL << (31 - 21)) |
| 33 | #define IRQ_DIMM_EVENT (1UL << (31 - 22)) |
| 34 | |
| 35 | #define GPIO_RESETS (GPIO_DIMM_RESET|GPIO_USB_RESET|GPIO_GETH0_RESET) |
| 36 | |
| 37 | /* CPU A GPIOS (GPIO0-GPIO7 and IRQ0-IRQ3) */ |
| 38 | #define GPIO_CPUA_UNUSED_0 (1UL << (31 - 0)) |
| 39 | #define GPIO_CPUA_CPU_READY (1UL << (31 - 1)) |
| 40 | #define GPIO_CPUA_DEBUG_LED2 (1UL << (31 - 2)) |
| 41 | #define GPIO_CPUA_DEBUG_LED1 (1UL << (31 - 3)) |
| 42 | #define GPIO_CPUA_TDIS2B (1UL << (31 - 4)) /* MAC 2 TX B */ |
| 43 | #define GPIO_CPUA_TDIS2A (1UL << (31 - 5)) /* MAC 2 TX A */ |
| 44 | #define GPIO_CPUA_TDIS1B (1UL << (31 - 6)) /* MAC 1 TX B */ |
| 45 | #define GPIO_CPUA_TDIS1A (1UL << (31 - 7)) /* MAC 1 TX A */ |
| 46 | #define IRQ_CPUA_UNUSED_0 (1UL << (31 - 16)) |
| 47 | #define IRQ_CPUA_UNUSED_1 (1UL << (31 - 17)) |
| 48 | #define IRQ_CPUA_UNUSED_2 (1UL << (31 - 18)) |
| 49 | #define IRQ_CPUA_UNUSED_3 (1UL << (31 - 19)) |
| 50 | |
| 51 | /* CPU B GPIOS (GPIO0-GPIO7 and IRQ0-IRQ3) */ |
| 52 | #define GPIO_CPUB_RMUX_SEL1B (1UL << (31 - 0)) |
| 53 | #define GPIO_CPUB_RMUX_SEL0B (1UL << (31 - 1)) |
| 54 | #define GPIO_CPUB_RMUX_SEL1A (1UL << (31 - 2)) |
| 55 | #define GPIO_CPUB_RMUX_SEL0A (1UL << (31 - 3)) |
| 56 | #define GPIO_CPUB_UNUSED_4 (1UL << (31 - 4)) |
| 57 | #define GPIO_CPUB_CPU_READY (1UL << (31 - 5)) |
| 58 | #define GPIO_CPUB_DEBUG_LED2 (1UL << (31 - 6)) |
| 59 | #define GPIO_CPUB_DEBUG_LED1 (1UL << (31 - 7)) |
| 60 | #define IRQ_CPUB_SD_1A (1UL << (31 - 16)) |
| 61 | #define IRQ_CPUB_SD_2B (1UL << (31 - 17)) |
| 62 | #define IRQ_CPUB_SD_2A (1UL << (31 - 18)) |
| 63 | #define IRQ_CPUB_SD_1B (1UL << (31 - 19)) |
| 64 | |
| 65 | /* If it isn't CPU A then it's CPU B */ |
| 66 | static inline unsigned int hww1u1a_is_cpu_a(void) |
| 67 | { |
| 68 | return !mpc85xx_gpio_get(GPIO_CPU_ID); |
| 69 | } |