diff options
Diffstat (limited to 'drivers/pinctrl/pinctrl-amd.h')
| -rw-r--r-- | drivers/pinctrl/pinctrl-amd.h | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-amd.h b/drivers/pinctrl/pinctrl-amd.h new file mode 100644 index 000000000000..37e72aa3f2ab --- /dev/null +++ b/drivers/pinctrl/pinctrl-amd.h @@ -0,0 +1,261 @@ +/* + * GPIO driver for AMD + * + * Copyright (c) 2014,2015 Ken Xue <Ken.Xue@amd.com> + * Jeff Wu <Jeff.Wu@amd.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + */ + +#ifndef _PINCTRL_AMD_H +#define _PINCTRL_AMD_H + +#define TOTAL_NUMBER_OF_PINS 192 +#define AMD_GPIO_PINS_PER_BANK 64 +#define AMD_GPIO_TOTAL_BANKS 3 + +#define AMD_GPIO_PINS_BANK0 63 +#define AMD_GPIO_PINS_BANK1 64 +#define AMD_GPIO_PINS_BANK2 56 + +#define WAKE_INT_MASTER_REG 0xfc +#define EOI_MASK (1 << 29) + +#define WAKE_INT_STATUS_REG0 0x2f8 +#define WAKE_INT_STATUS_REG1 0x2fc + +#define DB_TMR_OUT_OFF 0 +#define DB_TMR_OUT_UNIT_OFF 4 +#define DB_CNTRL_OFF 5 +#define DB_TMR_LARGE_OFF 7 +#define LEVEL_TRIG_OFF 8 +#define ACTIVE_LEVEL_OFF 9 +#define INTERRUPT_ENABLE_OFF 11 +#define INTERRUPT_MASK_OFF 12 +#define WAKE_CNTRL_OFF 13 +#define PIN_STS_OFF 16 +#define DRV_STRENGTH_SEL_OFF 17 +#define PULL_UP_SEL_OFF 19 +#define PULL_UP_ENABLE_OFF 20 +#define PULL_DOWN_ENABLE_OFF 21 +#define OUTPUT_VALUE_OFF 22 +#define OUTPUT_ENABLE_OFF 23 +#define SW_CNTRL_IN_OFF 24 +#define SW_CNTRL_EN_OFF 25 +#define INTERRUPT_STS_OFF 28 +#define WAKE_STS_OFF 29 + +#define DB_TMR_OUT_MASK 0xFUL +#define DB_CNTRl_MASK 0x3UL +#define ACTIVE_LEVEL_MASK 0x3UL +#define DRV_STRENGTH_SEL_MASK 0x3UL + +#define DB_TYPE_NO_DEBOUNCE 0x0UL +#define DB_TYPE_PRESERVE_LOW_GLITCH 0x1UL +#define DB_TYPE_PRESERVE_HIGH_GLITCH 0x2UL +#define DB_TYPE_REMOVE_GLITCH 0x3UL + +#define EDGE_TRAGGER 0x0UL +#define LEVEL_TRIGGER 0x1UL + +#define ACTIVE_HIGH 0x0UL +#define ACTIVE_LOW 0x1UL +#define BOTH_EADGE 0x2UL + +#define ENABLE_INTERRUPT 0x1UL +#define DISABLE_INTERRUPT 0x0UL + +#define ENABLE_INTERRUPT_MASK 0x0UL +#define DISABLE_INTERRUPT_MASK 0x1UL + +#define CLR_INTR_STAT 0x1UL + +struct amd_pingroup { + const char *name; + const unsigned *pins; + unsigned npins; +}; + +struct amd_function { + const char *name; + const char * const *groups; + unsigned ngroups; +}; + +struct amd_gpio { + spinlock_t lock; + void __iomem *base; + + const struct amd_pingroup *groups; + u32 ngroups; + struct pinctrl_dev *pctrl; + struct gpio_chip gc; + struct resource *res; + struct platform_device *pdev; +}; + +/* KERNCZ configuration*/ +static const struct pinctrl_pin_desc kerncz_pins[] = { + PINCTRL_PIN(0, "GPIO_0"), + PINCTRL_PIN(1, "GPIO_1"), + PINCTRL_PIN(2, "GPIO_2"), + PINCTRL_PIN(3, "GPIO_3"), + PINCTRL_PIN(4, "GPIO_4"), + PINCTRL_PIN(5, "GPIO_5"), + PINCTRL_PIN(6, "GPIO_6"), + PINCTRL_PIN(7, "GPIO_7"), + PINCTRL_PIN(8, "GPIO_8"), + PINCTRL_PIN(9, "GPIO_9"), + PINCTRL_PIN(10, "GPIO_10"), + PINCTRL_PIN(11, "GPIO_11"), + PINCTRL_PIN(12, "GPIO_12"), + PINCTRL_PIN(13, "GPIO_13"), + PINCTRL_PIN(14, "GPIO_14"), + PINCTRL_PIN(15, "GPIO_15"), + PINCTRL_PIN(16, "GPIO_16"), + PINCTRL_PIN(17, "GPIO_17"), + PINCTRL_PIN(18, "GPIO_18"), + PINCTRL_PIN(19, "GPIO_19"), + PINCTRL_PIN(20, "GPIO_20"), + PINCTRL_PIN(23, "GPIO_23"), + PINCTRL_PIN(24, "GPIO_24"), + PINCTRL_PIN(25, "GPIO_25"), + PINCTRL_PIN(26, "GPIO_26"), + PINCTRL_PIN(39, "GPIO_39"), + PINCTRL_PIN(40, "GPIO_40"), + PINCTRL_PIN(43, "GPIO_42"), + PINCTRL_PIN(46, "GPIO_46"), + PINCTRL_PIN(47, "GPIO_47"), + PINCTRL_PIN(48, "GPIO_48"), + PINCTRL_PIN(49, "GPIO_49"), + PINCTRL_PIN(50, "GPIO_50"), + PINCTRL_PIN(51, "GPIO_51"), + PINCTRL_PIN(52, "GPIO_52"), + PINCTRL_PIN(53, "GPIO_53"), + PINCTRL_PIN(54, "GPIO_54"), + PINCTRL_PIN(55, "GPIO_55"), + PINCTRL_PIN(56, "GPIO_56"), + PINCTRL_PIN(57, "GPIO_57"), + PINCTRL_PIN(58, "GPIO_58"), + PINCTRL_PIN(59, "GPIO_59"), + PINCTRL_PIN(60, "GPIO_60"), + PINCTRL_PIN(61, "GPIO_61"), + PINCTRL_PIN(62, "GPIO_62"), + PINCTRL_PIN(64, "GPIO_64"), + PINCTRL_PIN(65, "GPIO_65"), + PINCTRL_PIN(66, "GPIO_66"), + PINCTRL_PIN(68, "GPIO_68"), + PINCTRL_PIN(69, "GPIO_69"), + PINCTRL_PIN(70, "GPIO_70"), + PINCTRL_PIN(71, "GPIO_71"), + PINCTRL_PIN(72, "GPIO_72"), + PINCTRL_PIN(74, "GPIO_74"), + PINCTRL_PIN(75, "GPIO_75"), + PINCTRL_PIN(76, "GPIO_76"), + PINCTRL_PIN(84, "GPIO_84"), + PINCTRL_PIN(85, "GPIO_85"), + PINCTRL_PIN(86, "GPIO_86"), + PINCTRL_PIN(87, "GPIO_87"), + PINCTRL_PIN(88, "GPIO_88"), + PINCTRL_PIN(89, "GPIO_89"), + PINCTRL_PIN(90, "GPIO_90"), + PINCTRL_PIN(91, "GPIO_91"), + PINCTRL_PIN(92, "GPIO_92"), + PINCTRL_PIN(93, "GPIO_93"), + PINCTRL_PIN(95, "GPIO_95"), + PINCTRL_PIN(96, "GPIO_96"), + PINCTRL_PIN(97, "GPIO_97"), + PINCTRL_PIN(98, "GPIO_98"), + PINCTRL_PIN(99, "GPIO_99"), + PINCTRL_PIN(100, "GPIO_100"), + PINCTRL_PIN(101, "GPIO_101"), + PINCTRL_PIN(102, "GPIO_102"), + PINCTRL_PIN(113, "GPIO_113"), + PINCTRL_PIN(114, "GPIO_114"), + PINCTRL_PIN(115, "GPIO_115"), + PINCTRL_PIN(116, "GPIO_116"), + PINCTRL_PIN(117, "GPIO_117"), + PINCTRL_PIN(118, "GPIO_118"), + PINCTRL_PIN(119, "GPIO_119"), + PINCTRL_PIN(120, "GPIO_120"), + PINCTRL_PIN(121, "GPIO_121"), + PINCTRL_PIN(122, "GPIO_122"), + PINCTRL_PIN(126, "GPIO_126"), + PINCTRL_PIN(129, "GPIO_129"), + PINCTRL_PIN(130, "GPIO_130"), + PINCTRL_PIN(131, "GPIO_131"), + PINCTRL_PIN(132, "GPIO_132"), + PINCTRL_PIN(133, "GPIO_133"), + PINCTRL_PIN(135, "GPIO_135"), + PINCTRL_PIN(136, "GPIO_136"), + PINCTRL_PIN(137, "GPIO_137"), + PINCTRL_PIN(138, "GPIO_138"), + PINCTRL_PIN(139, "GPIO_139"), + PINCTRL_PIN(140, "GPIO_140"), + PINCTRL_PIN(141, "GPIO_141"), + PINCTRL_PIN(142, "GPIO_142"), + PINCTRL_PIN(143, "GPIO_143"), + PINCTRL_PIN(144, "GPIO_144"), + PINCTRL_PIN(145, "GPIO_145"), + PINCTRL_PIN(146, "GPIO_146"), + PINCTRL_PIN(147, "GPIO_147"), + PINCTRL_PIN(148, "GPIO_148"), + PINCTRL_PIN(166, "GPIO_166"), + PINCTRL_PIN(167, "GPIO_167"), + PINCTRL_PIN(168, "GPIO_168"), + PINCTRL_PIN(169, "GPIO_169"), + PINCTRL_PIN(170, "GPIO_170"), + PINCTRL_PIN(171, "GPIO_171"), + PINCTRL_PIN(172, "GPIO_172"), + PINCTRL_PIN(173, "GPIO_173"), + PINCTRL_PIN(174, "GPIO_174"), + PINCTRL_PIN(175, "GPIO_175"), + PINCTRL_PIN(176, "GPIO_176"), + PINCTRL_PIN(177, "GPIO_177"), +}; + +const unsigned i2c0_pins[] = {145, 146}; +const unsigned i2c1_pins[] = {147, 148}; +const unsigned i2c2_pins[] = {113, 114}; +const unsigned i2c3_pins[] = {19, 20}; + +const unsigned uart0_pins[] = {135, 136, 137, 138, 139}; +const unsigned uart1_pins[] = {140, 141, 142, 143, 144}; + +static const struct amd_pingroup kerncz_groups[] = { + { + .name = "i2c0", + .pins = i2c0_pins, + .npins = 2, + }, + { + .name = "i2c1", + .pins = i2c1_pins, + .npins = 2, + }, + { + .name = "i2c2", + .pins = i2c2_pins, + .npins = 2, + }, + { + .name = "i2c3", + .pins = i2c3_pins, + .npins = 2, + }, + { + .name = "uart0", + .pins = uart0_pins, + .npins = 9, + }, + { + .name = "uart1", + .pins = uart1_pins, + .npins = 5, + }, +}; + +#endif |