diff options
| author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
|---|---|---|
| committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
| commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
| tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /drivers/gpio | |
| parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) | |
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-exynos4.c | 385 | ||||
| -rw-r--r-- | drivers/gpio/gpio-nomadik.c | 1087 | ||||
| -rw-r--r-- | drivers/gpio/gpio-plat-samsung.c | 205 | ||||
| -rw-r--r-- | drivers/gpio/gpio-s5pc100.c | 354 | ||||
| -rw-r--r-- | drivers/gpio/gpio-s5pv210.c | 287 | ||||
| -rw-r--r-- | drivers/gpio/gpio-u300.c | 697 |
6 files changed, 3015 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-exynos4.c b/drivers/gpio/gpio-exynos4.c new file mode 100644 index 00000000000..d24b337cf1a --- /dev/null +++ b/drivers/gpio/gpio-exynos4.c | |||
| @@ -0,0 +1,385 @@ | |||
| 1 | /* | ||
| 2 | * EXYNOS4 - GPIOlib support | ||
| 3 | * | ||
| 4 | * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. | ||
| 5 | * http://www.samsung.com | ||
| 6 | * | ||
| 7 | * This program is free software; you can redistribute it and/or modify | ||
| 8 | * it under the terms of the GNU General Public License version 2 as | ||
| 9 | * published by the Free Software Foundation. | ||
| 10 | */ | ||
| 11 | |||
| 12 | #include <linux/kernel.h> | ||
| 13 | #include <linux/irq.h> | ||
| 14 | #include <linux/io.h> | ||
| 15 | #include <linux/gpio.h> | ||
| 16 | |||
| 17 | #include <mach/map.h> | ||
| 18 | |||
| 19 | #include <plat/gpio-core.h> | ||
| 20 | #include <plat/gpio-cfg.h> | ||
| 21 | #include <plat/gpio-cfg-helpers.h> | ||
| 22 | |||
| 23 | int s3c_gpio_setpull_exynos4(struct s3c_gpio_chip *chip, | ||
| 24 | unsigned int off, s3c_gpio_pull_t pull) | ||
| 25 | { | ||
| 26 | if (pull == S3C_GPIO_PULL_UP) | ||
| 27 | pull = 3; | ||
| 28 | |||
| 29 | return s3c_gpio_setpull_updown(chip, off, pull); | ||
| 30 | } | ||
| 31 | |||
| 32 | s3c_gpio_pull_t s3c_gpio_getpull_exynos4(struct s3c_gpio_chip *chip, | ||
| 33 | unsigned int off) | ||
| 34 | { | ||
| 35 | s3c_gpio_pull_t pull; | ||
| 36 | |||
| 37 | pull = s3c_gpio_getpull_updown(chip, off); | ||
| 38 | if (pull == 3) | ||
| 39 | pull = S3C_GPIO_PULL_UP; | ||
| 40 | |||
| 41 | return pull; | ||
| 42 | } | ||
| 43 | |||
| 44 | static struct s3c_gpio_cfg gpio_cfg = { | ||
| 45 | .set_config = s3c_gpio_setcfg_s3c64xx_4bit, | ||
| 46 | .set_pull = s3c_gpio_setpull_exynos4, | ||
| 47 | .get_pull = s3c_gpio_getpull_exynos4, | ||
| 48 | }; | ||
| 49 | |||
| 50 | static struct s3c_gpio_cfg gpio_cfg_noint = { | ||
| 51 | .set_config = s3c_gpio_setcfg_s3c64xx_4bit, | ||
| 52 | .set_pull = s3c_gpio_setpull_exynos4, | ||
| 53 | .get_pull = s3c_gpio_getpull_exynos4, | ||
| 54 | }; | ||
| 55 | |||
| 56 | /* | ||
| 57 | * Following are the gpio banks in v310. | ||
| 58 | * | ||
| 59 | * The 'config' member when left to NULL, is initialized to the default | ||
| 60 | * structure gpio_cfg in the init function below. | ||
| 61 | * | ||
| 62 | * The 'base' member is also initialized in the init function below. | ||
| 63 | * Note: The initialization of 'base' member of s3c_gpio_chip structure | ||
| 64 | * uses the above macro and depends on the banks being listed in order here. | ||
| 65 | */ | ||
| 66 | static struct s3c_gpio_chip exynos4_gpio_part1_4bit[] = { | ||
| 67 | { | ||
| 68 | .chip = { | ||
| 69 | .base = EXYNOS4_GPA0(0), | ||
| 70 | .ngpio = EXYNOS4_GPIO_A0_NR, | ||
| 71 | .label = "GPA0", | ||
| 72 | }, | ||
| 73 | }, { | ||
| 74 | .chip = { | ||
| 75 | .base = EXYNOS4_GPA1(0), | ||
| 76 | .ngpio = EXYNOS4_GPIO_A1_NR, | ||
| 77 | .label = "GPA1", | ||
| 78 | }, | ||
| 79 | }, { | ||
| 80 | .chip = { | ||
| 81 | .base = EXYNOS4_GPB(0), | ||
| 82 | .ngpio = EXYNOS4_GPIO_B_NR, | ||
| 83 | .label = "GPB", | ||
| 84 | }, | ||
| 85 | }, { | ||
| 86 | .chip = { | ||
| 87 | .base = EXYNOS4_GPC0(0), | ||
| 88 | .ngpio = EXYNOS4_GPIO_C0_NR, | ||
| 89 | .label = "GPC0", | ||
| 90 | }, | ||
| 91 | }, { | ||
| 92 | .chip = { | ||
| 93 | .base = EXYNOS4_GPC1(0), | ||
| 94 | .ngpio = EXYNOS4_GPIO_C1_NR, | ||
| 95 | .label = "GPC1", | ||
| 96 | }, | ||
| 97 | }, { | ||
| 98 | .chip = { | ||
| 99 | .base = EXYNOS4_GPD0(0), | ||
| 100 | .ngpio = EXYNOS4_GPIO_D0_NR, | ||
| 101 | .label = "GPD0", | ||
| 102 | }, | ||
| 103 | }, { | ||
| 104 | .chip = { | ||
| 105 | .base = EXYNOS4_GPD1(0), | ||
| 106 | .ngpio = EXYNOS4_GPIO_D1_NR, | ||
| 107 | .label = "GPD1", | ||
| 108 | }, | ||
| 109 | }, { | ||
| 110 | .chip = { | ||
| 111 | .base = EXYNOS4_GPE0(0), | ||
| 112 | .ngpio = EXYNOS4_GPIO_E0_NR, | ||
| 113 | .label = "GPE0", | ||
| 114 | }, | ||
| 115 | }, { | ||
| 116 | .chip = { | ||
| 117 | .base = EXYNOS4_GPE1(0), | ||
| 118 | .ngpio = EXYNOS4_GPIO_E1_NR, | ||
| 119 | .label = "GPE1", | ||
| 120 | }, | ||
| 121 | }, { | ||
| 122 | .chip = { | ||
| 123 | .base = EXYNOS4_GPE2(0), | ||
| 124 | .ngpio = EXYNOS4_GPIO_E2_NR, | ||
| 125 | .label = "GPE2", | ||
| 126 | }, | ||
| 127 | }, { | ||
| 128 | .chip = { | ||
| 129 | .base = EXYNOS4_GPE3(0), | ||
| 130 | .ngpio = EXYNOS4_GPIO_E3_NR, | ||
| 131 | .label = "GPE3", | ||
| 132 | }, | ||
| 133 | }, { | ||
| 134 | .chip = { | ||
| 135 | .base = EXYNOS4_GPE4(0), | ||
| 136 | .ngpio = EXYNOS4_GPIO_E4_NR, | ||
| 137 | .label = "GPE4", | ||
| 138 | }, | ||
| 139 | }, { | ||
| 140 | .chip = { | ||
| 141 | .base = EXYNOS4_GPF0(0), | ||
| 142 | .ngpio = EXYNOS4_GPIO_F0_NR, | ||
| 143 | .label = "GPF0", | ||
| 144 | }, | ||
| 145 | }, { | ||
| 146 | .chip = { | ||
| 147 | .base = EXYNOS4_GPF1(0), | ||
| 148 | .ngpio = EXYNOS4_GPIO_F1_NR, | ||
| 149 | .label = "GPF1", | ||
| 150 | }, | ||
| 151 | }, { | ||
| 152 | .chip = { | ||
| 153 | .base = EXYNOS4_GPF2(0), | ||
| 154 | .ngpio = EXYNOS4_GPIO_F2_NR, | ||
| 155 | .label = "GPF2", | ||
| 156 | }, | ||
| 157 | }, { | ||
| 158 | .chip = { | ||
| 159 | .base = EXYNOS4_GPF3(0), | ||
| 160 | .ngpio = EXYNOS4_GPIO_F3_NR, | ||
| 161 | .label = "GPF3", | ||
| 162 | }, | ||
| 163 | }, | ||
| 164 | }; | ||
| 165 | |||
| 166 | static struct s3c_gpio_chip exynos4_gpio_part2_4bit[] = { | ||
| 167 | { | ||
| 168 | .chip = { | ||
| 169 | .base = EXYNOS4_GPJ0(0), | ||
| 170 | .ngpio = EXYNOS4_GPIO_J0_NR, | ||
| 171 | .label = "GPJ0", | ||
| 172 | }, | ||
| 173 | }, { | ||
| 174 | .chip = { | ||
| 175 | .base = EXYNOS4_GPJ1(0), | ||
| 176 | .ngpio = EXYNOS4_GPIO_J1_NR, | ||
| 177 | .label = "GPJ1", | ||
| 178 | }, | ||
| 179 | }, { | ||
| 180 | .chip = { | ||
| 181 | .base = EXYNOS4_GPK0(0), | ||
| 182 | .ngpio = EXYNOS4_GPIO_K0_NR, | ||
| 183 | .label = "GPK0", | ||
| 184 | }, | ||
| 185 | }, { | ||
| 186 | .chip = { | ||
| 187 | .base = EXYNOS4_GPK1(0), | ||
| 188 | .ngpio = EXYNOS4_GPIO_K1_NR, | ||
| 189 | .label = "GPK1", | ||
| 190 | }, | ||
| 191 | }, { | ||
| 192 | .chip = { | ||
| 193 | .base = EXYNOS4_GPK2(0), | ||
| 194 | .ngpio = EXYNOS4_GPIO_K2_NR, | ||
| 195 | .label = "GPK2", | ||
| 196 | }, | ||
| 197 | }, { | ||
| 198 | .chip = { | ||
| 199 | .base = EXYNOS4_GPK3(0), | ||
| 200 | .ngpio = EXYNOS4_GPIO_K3_NR, | ||
| 201 | .label = "GPK3", | ||
| 202 | }, | ||
| 203 | }, { | ||
| 204 | .chip = { | ||
| 205 | .base = EXYNOS4_GPL0(0), | ||
| 206 | .ngpio = EXYNOS4_GPIO_L0_NR, | ||
| 207 | .label = "GPL0", | ||
| 208 | }, | ||
