Rabin Vincent | 378be06 | 2010-06-02 06:06:29 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) ST-Ericsson SA 2010 |
| 3 | * |
| 4 | * License terms: GNU General Public License, version 2 |
| 5 | * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson |
| 6 | * |
| 7 | * Based on arch/arm/mach-pxa/include/mach/mfp.h: |
| 8 | * Copyright (C) 2007 Marvell International Ltd. |
| 9 | * eric miao <eric.miao@marvell.com> |
| 10 | */ |
| 11 | |
| 12 | #ifndef __PLAT_PINCFG_H |
| 13 | #define __PLAT_PINCFG_H |
| 14 | |
| 15 | /* |
| 16 | * pin configurations are represented by 32-bit integers: |
| 17 | * |
| 18 | * bit 0.. 8 - Pin Number (512 Pins Maximum) |
| 19 | * bit 9..10 - Alternate Function Selection |
| 20 | * bit 11..12 - Pull up/down state |
| 21 | * bit 13 - Sleep mode behaviour |
Rabin Vincent | dacdc96 | 2010-12-03 20:35:37 +0530 | [diff] [blame] | 22 | * bit 14 - Direction |
| 23 | * bit 15 - Value (if output) |
| 24 | * bit 16..18 - SLPM pull up/down state |
| 25 | * bit 19..20 - SLPM direction |
| 26 | * bit 21..22 - SLPM Value (if output) |
Linus Walleij | 826ed67 | 2012-04-17 10:29:49 +0200 | [diff] [blame] | 27 | * bit 23..25 - PDIS value (if input) |
Rabin Vincent | 378be06 | 2010-06-02 06:06:29 +0100 | [diff] [blame] | 28 | * |
| 29 | * to facilitate the definition, the following macros are provided |
| 30 | * |
| 31 | * PIN_CFG_DEFAULT - default config (0): |
| 32 | * pull up/down = disabled |
Rabin Vincent | 7e3f7e5 | 2010-09-02 11:28:05 +0100 | [diff] [blame] | 33 | * sleep mode = input/wakeup |
Rabin Vincent | dacdc96 | 2010-12-03 20:35:37 +0530 | [diff] [blame] | 34 | * direction = input |
| 35 | * value = low |
| 36 | * SLPM direction = same as normal |
| 37 | * SLPM pull = same as normal |
| 38 | * SLPM value = same as normal |
Rabin Vincent | 378be06 | 2010-06-02 06:06:29 +0100 | [diff] [blame] | 39 | * |
| 40 | * PIN_CFG - default config with alternate function |
Rabin Vincent | 378be06 | 2010-06-02 06:06:29 +0100 | [diff] [blame] | 41 | */ |
| 42 | |
| 43 | typedef unsigned long pin_cfg_t; |
| 44 | |
| 45 | #define PIN_NUM_MASK 0x1ff |
| 46 | #define PIN_NUM(x) ((x) & PIN_NUM_MASK) |
| 47 | |
| 48 | #define PIN_ALT_SHIFT 9 |
| 49 | #define PIN_ALT_MASK (0x3 << PIN_ALT_SHIFT) |
| 50 | #define PIN_ALT(x) (((x) & PIN_ALT_MASK) >> PIN_ALT_SHIFT) |
| 51 | #define PIN_GPIO (NMK_GPIO_ALT_GPIO << PIN_ALT_SHIFT) |
| 52 | #define PIN_ALT_A (NMK_GPIO_ALT_A << PIN_ALT_SHIFT) |
| 53 | #define PIN_ALT_B (NMK_GPIO_ALT_B << PIN_ALT_SHIFT) |
| 54 | #define PIN_ALT_C (NMK_GPIO_ALT_C << PIN_ALT_SHIFT) |
| 55 | |
| 56 | #define PIN_PULL_SHIFT 11 |
| 57 | #define PIN_PULL_MASK (0x3 << PIN_PULL_SHIFT) |
| 58 | #define PIN_PULL(x) (((x) & PIN_PULL_MASK) >> PIN_PULL_SHIFT) |
| 59 | #define PIN_PULL_NONE (NMK_GPIO_PULL_NONE << PIN_PULL_SHIFT) |
| 60 | #define PIN_PULL_UP (NMK_GPIO_PULL_UP << PIN_PULL_SHIFT) |
| 61 | #define PIN_PULL_DOWN (NMK_GPIO_PULL_DOWN << PIN_PULL_SHIFT) |
| 62 | |
| 63 | #define PIN_SLPM_SHIFT 13 |
| 64 | #define PIN_SLPM_MASK (0x1 << PIN_SLPM_SHIFT) |
| 65 | #define PIN_SLPM(x) (((x) & PIN_SLPM_MASK) >> PIN_SLPM_SHIFT) |
Rabin Vincent | 6720db7 | 2010-09-02 11:28:48 +0100 | [diff] [blame] | 66 | #define PIN_SLPM_MAKE_INPUT (NMK_GPIO_SLPM_INPUT << PIN_SLPM_SHIFT) |
Rabin Vincent | 378be06 | 2010-06-02 06:06:29 +0100 | [diff] [blame] | 67 | #define PIN_SLPM_NOCHANGE (NMK_GPIO_SLPM_NOCHANGE << PIN_SLPM_SHIFT) |
Rabin Vincent | 7e3f7e5 | 2010-09-02 11:28:05 +0100 | [diff] [blame] | 68 | /* These two replace the above in DB8500v2+ */ |
| 69 | #define PIN_SLPM_WAKEUP_ENABLE (NMK_GPIO_SLPM_WAKEUP_ENABLE << PIN_SLPM_SHIFT) |
| 70 | #define PIN_SLPM_WAKEUP_DISABLE (NMK_GPIO_SLPM_WAKEUP_DISABLE << PIN_SLPM_SHIFT) |
Linus Walleij | 826ed67 | 2012-04-17 10:29:49 +0200 | [diff] [blame] | 71 | #define PIN_SLPM_USE_MUX_SETTINGS_IN_SLEEP PIN_SLPM_WAKEUP_DISABLE |
| 72 | |
| 73 | #define PIN_SLPM_GPIO PIN_SLPM_WAKEUP_ENABLE /* In SLPM, pin is a gpio */ |
| 74 | #define PIN_SLPM_ALTFUNC PIN_SLPM_WAKEUP_DISABLE /* In SLPM, pin is altfunc */ |
Rabin Vincent | 378be06 | 2010-06-02 06:06:29 +0100 | [diff] [blame] | 75 | |
Rabin Vincent | 6720db7 | 2010-09-02 11:28:48 +0100 | [diff] [blame] | 76 | #define PIN_DIR_SHIFT 14 |
| 77 | #define PIN_DIR_MASK (0x1 << PIN_DIR_SHIFT) |
| 78 | #define PIN_DIR(x) (((x) & PIN_DIR_MASK) >> PIN_DIR_SHIFT) |
| 79 | #define PIN_DIR_INPUT (0 << PIN_DIR_SHIFT) |
| 80 | #define PIN_DIR_OUTPUT (1 << PIN_DIR_SHIFT) |
| 81 | |
| 82 | #define PIN_VAL_SHIFT 15 |
| 83 | #define PIN_VAL_MASK (0x1 << PIN_VAL_SHIFT) |
| 84 | #define PIN_VAL(x) (((x) & PIN_VAL_MASK) >> PIN_VAL_SHIFT) |
| 85 | #define PIN_VAL_LOW (0 << PIN_VAL_SHIFT) |
| 86 | #define PIN_VAL_HIGH (1 << PIN_VAL_SHIFT) |
| 87 | |
Rabin Vincent | dacdc96 | 2010-12-03 20:35:37 +0530 | [diff] [blame] | 88 | #define PIN_SLPM_PULL_SHIFT 16 |
| 89 | #define PIN_SLPM_PULL_MASK (0x7 << PIN_SLPM_PULL_SHIFT) |
| 90 | #define PIN_SLPM_PULL(x) \ |
| 91 | (((x) & PIN_SLPM_PULL_MASK) >> PIN_SLPM_PULL_SHIFT) |
| 92 | #define PIN_SLPM_PULL_NONE \ |
| 93 | ((1 + NMK_GPIO_PULL_NONE) << PIN_SLPM_PULL_SHIFT) |
| 94 | #define PIN_SLPM_PULL_UP \ |
| 95 | ((1 + NMK_GPIO_PULL_UP) << PIN_SLPM_PULL_SHIFT) |
| 96 | #define PIN_SLPM_PULL_DOWN \ |
| 97 | ((1 + NMK_GPIO_PULL_DOWN) << PIN_SLPM_PULL_SHIFT) |
| 98 | |
| 99 | #define PIN_SLPM_DIR_SHIFT 19 |
| 100 | #define PIN_SLPM_DIR_MASK (0x3 << PIN_SLPM_DIR_SHIFT) |
| 101 | #define PIN_SLPM_DIR(x) \ |
| 102 | (((x) & PIN_SLPM_DIR_MASK) >> PIN_SLPM_DIR_SHIFT) |
| 103 | #define PIN_SLPM_DIR_INPUT ((1 + 0) << PIN_SLPM_DIR_SHIFT) |
| 104 | #define PIN_SLPM_DIR_OUTPUT ((1 + 1) << PIN_SLPM_DIR_SHIFT) |
| 105 | |
| 106 | #define PIN_SLPM_VAL_SHIFT 21 |
| 107 | #define PIN_SLPM_VAL_MASK (0x3 << PIN_SLPM_VAL_SHIFT) |
| 108 | #define PIN_SLPM_VAL(x) \ |
| 109 | (((x) & PIN_SLPM_VAL_MASK) >> PIN_SLPM_VAL_SHIFT) |
| 110 | #define PIN_SLPM_VAL_LOW ((1 + 0) << PIN_SLPM_VAL_SHIFT) |
| 111 | #define PIN_SLPM_VAL_HIGH ((1 + 1) << PIN_SLPM_VAL_SHIFT) |
| 112 | |
Linus Walleij | 826ed67 | 2012-04-17 10:29:49 +0200 | [diff] [blame] | 113 | #define PIN_SLPM_PDIS_SHIFT 23 |
| 114 | #define PIN_SLPM_PDIS_MASK (0x3 << PIN_SLPM_PDIS_SHIFT) |
| 115 | #define PIN_SLPM_PDIS(x) \ |
| 116 | (((x) & PIN_SLPM_PDIS_MASK) >> PIN_SLPM_PDIS_SHIFT) |
| 117 | #define PIN_SLPM_PDIS_NO_CHANGE (0 << PIN_SLPM_PDIS_SHIFT) |
| 118 | #define PIN_SLPM_PDIS_DISABLED (1 << PIN_SLPM_PDIS_SHIFT) |
| 119 | #define PIN_SLPM_PDIS_ENABLED (2 << PIN_SLPM_PDIS_SHIFT) |
| 120 | |
Rabin Vincent | ebc6178 | 2011-09-28 15:49:11 +0530 | [diff] [blame] | 121 | #define PIN_LOWEMI_SHIFT 25 |
| 122 | #define PIN_LOWEMI_MASK (0x1 << PIN_LOWEMI_SHIFT) |
| 123 | #define PIN_LOWEMI(x) (((x) & PIN_LOWEMI_MASK) >> PIN_LOWEMI_SHIFT) |
| 124 | #define PIN_LOWEMI_DISABLED (0 << PIN_LOWEMI_SHIFT) |
| 125 | #define PIN_LOWEMI_ENABLED (1 << PIN_LOWEMI_SHIFT) |
| 126 | |
Linus Walleij | d41af62 | 2012-05-03 15:58:12 +0200 | [diff] [blame^] | 127 | #define PIN_GPIOMODE_SHIFT 26 |
| 128 | #define PIN_GPIOMODE_MASK (0x1 << PIN_GPIOMODE_SHIFT) |
| 129 | #define PIN_GPIOMODE(x) (((x) & PIN_GPIOMODE_MASK) >> PIN_GPIOMODE_SHIFT) |
| 130 | #define PIN_GPIOMODE_DISABLED (0 << PIN_GPIOMODE_SHIFT) |
| 131 | #define PIN_GPIOMODE_ENABLED (1 << PIN_GPIOMODE_SHIFT) |
| 132 | |
| 133 | #define PIN_SLEEPMODE_SHIFT 27 |
| 134 | #define PIN_SLEEPMODE_MASK (0x1 << PIN_SLEEPMODE_SHIFT) |
| 135 | #define PIN_SLEEPMODE(x) (((x) & PIN_SLEEPMODE_MASK) >> PIN_SLEEPMODE_SHIFT) |
| 136 | #define PIN_SLEEPMODE_DISABLED (0 << PIN_SLEEPMODE_SHIFT) |
| 137 | #define PIN_SLEEPMODE_ENABLED (1 << PIN_SLEEPMODE_SHIFT) |
| 138 | |
| 139 | |
Rabin Vincent | dacdc96 | 2010-12-03 20:35:37 +0530 | [diff] [blame] | 140 | /* Shortcuts. Use these instead of separate DIR, PULL, and VAL. */ |
| 141 | #define PIN_INPUT_PULLDOWN (PIN_DIR_INPUT | PIN_PULL_DOWN) |
| 142 | #define PIN_INPUT_PULLUP (PIN_DIR_INPUT | PIN_PULL_UP) |
| 143 | #define PIN_INPUT_NOPULL (PIN_DIR_INPUT | PIN_PULL_NONE) |
Rabin Vincent | 6720db7 | 2010-09-02 11:28:48 +0100 | [diff] [blame] | 144 | #define PIN_OUTPUT_LOW (PIN_DIR_OUTPUT | PIN_VAL_LOW) |
| 145 | #define PIN_OUTPUT_HIGH (PIN_DIR_OUTPUT | PIN_VAL_HIGH) |
| 146 | |
Rabin Vincent | dacdc96 | 2010-12-03 20:35:37 +0530 | [diff] [blame] | 147 | #define PIN_SLPM_INPUT_PULLDOWN (PIN_SLPM_DIR_INPUT | PIN_SLPM_PULL_DOWN) |
| 148 | #define PIN_SLPM_INPUT_PULLUP (PIN_SLPM_DIR_INPUT | PIN_SLPM_PULL_UP) |
| 149 | #define PIN_SLPM_INPUT_NOPULL (PIN_SLPM_DIR_INPUT | PIN_SLPM_PULL_NONE) |
| 150 | #define PIN_SLPM_OUTPUT_LOW (PIN_SLPM_DIR_OUTPUT | PIN_SLPM_VAL_LOW) |
| 151 | #define PIN_SLPM_OUTPUT_HIGH (PIN_SLPM_DIR_OUTPUT | PIN_SLPM_VAL_HIGH) |
Rabin Vincent | 6720db7 | 2010-09-02 11:28:48 +0100 | [diff] [blame] | 152 | |
Rabin Vincent | dacdc96 | 2010-12-03 20:35:37 +0530 | [diff] [blame] | 153 | #define PIN_CFG_DEFAULT (0) |
Rabin Vincent | 378be06 | 2010-06-02 06:06:29 +0100 | [diff] [blame] | 154 | |
| 155 | #define PIN_CFG(num, alt) \ |
| 156 | (PIN_CFG_DEFAULT |\ |
| 157 | (PIN_NUM(num) | PIN_##alt)) |
| 158 | |
Rabin Vincent | dacdc96 | 2010-12-03 20:35:37 +0530 | [diff] [blame] | 159 | #define PIN_CFG_INPUT(num, alt, pull) \ |
| 160 | (PIN_CFG_DEFAULT |\ |
| 161 | (PIN_NUM(num) | PIN_##alt | PIN_INPUT_##pull)) |
| 162 | |
| 163 | #define PIN_CFG_OUTPUT(num, alt, val) \ |
| 164 | (PIN_CFG_DEFAULT |\ |
| 165 | (PIN_NUM(num) | PIN_##alt | PIN_OUTPUT_##val)) |
| 166 | |
Rabin Vincent | dacdc96 | 2010-12-03 20:35:37 +0530 | [diff] [blame] | 167 | extern int nmk_config_pin(pin_cfg_t cfg, bool sleep); |
Rabin Vincent | 378be06 | 2010-06-02 06:06:29 +0100 | [diff] [blame] | 168 | extern int nmk_config_pins(pin_cfg_t *cfgs, int num); |
Rabin Vincent | dacdc96 | 2010-12-03 20:35:37 +0530 | [diff] [blame] | 169 | extern int nmk_config_pins_sleep(pin_cfg_t *cfgs, int num); |
Rabin Vincent | 378be06 | 2010-06-02 06:06:29 +0100 | [diff] [blame] | 170 | |
| 171 | #endif |