|  | /* SPDX-License-Identifier: GPL-2.0-only */ | 
|  | /* | 
|  | * GPIO driver for AMD | 
|  | * | 
|  | * Copyright (c) 2014,2015 Ken Xue <Ken.Xue@amd.com> | 
|  | *		Jeff Wu <Jeff.Wu@amd.com> | 
|  | */ | 
|  |  | 
|  | #ifndef _PINCTRL_AMD_H | 
|  | #define _PINCTRL_AMD_H | 
|  |  | 
|  | #define AMD_GPIO_PINS_PER_BANK  64 | 
|  |  | 
|  | #define AMD_GPIO_PINS_BANK0     63 | 
|  | #define AMD_GPIO_PINS_BANK1     64 | 
|  | #define AMD_GPIO_PINS_BANK2     56 | 
|  | #define AMD_GPIO_PINS_BANK3     32 | 
|  |  | 
|  | #define WAKE_INT_MASTER_REG 0xfc | 
|  | #define INTERNAL_GPIO0_DEBOUNCE (1 << 15) | 
|  | #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_S0I3             13 | 
|  | #define WAKE_CNTRL_OFF_S3               14 | 
|  | #define WAKE_CNTRL_OFF_S4               15 | 
|  | #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 ACTIVE_LEVEL_HIGH	0x0UL | 
|  | #define ACTIVE_LEVEL_LOW	0x1UL | 
|  | #define ACTIVE_LEVEL_BOTH	0x2UL | 
|  |  | 
|  | #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 { | 
|  | raw_spinlock_t          lock; | 
|  | void __iomem            *base; | 
|  |  | 
|  | const struct amd_pingroup *groups; | 
|  | u32 ngroups; | 
|  | struct pinctrl_dev *pctrl; | 
|  | struct gpio_chip        gc; | 
|  | unsigned int            hwbank_num; | 
|  | struct resource         *res; | 
|  | struct platform_device  *pdev; | 
|  | u32			*saved_regs; | 
|  | int			irq; | 
|  | }; | 
|  |  | 
|  | /*  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(21, "GPIO_21"), | 
|  | PINCTRL_PIN(22, "GPIO_22"), | 
|  | PINCTRL_PIN(23, "GPIO_23"), | 
|  | PINCTRL_PIN(24, "GPIO_24"), | 
|  | PINCTRL_PIN(25, "GPIO_25"), | 
|  | PINCTRL_PIN(26, "GPIO_26"), | 
|  | PINCTRL_PIN(27, "GPIO_27"), | 
|  | PINCTRL_PIN(28, "GPIO_28"), | 
|  | PINCTRL_PIN(29, "GPIO_29"), | 
|  | PINCTRL_PIN(30, "GPIO_30"), | 
|  | PINCTRL_PIN(31, "GPIO_31"), | 
|  | PINCTRL_PIN(32, "GPIO_32"), | 
|  | PINCTRL_PIN(33, "GPIO_33"), | 
|  | PINCTRL_PIN(34, "GPIO_34"), | 
|  | PINCTRL_PIN(35, "GPIO_35"), | 
|  | PINCTRL_PIN(36, "GPIO_36"), | 
|  | PINCTRL_PIN(37, "GPIO_37"), | 
|  | PINCTRL_PIN(38, "GPIO_38"), | 
|  | PINCTRL_PIN(39, "GPIO_39"), | 
|  | PINCTRL_PIN(40, "GPIO_40"), | 
|  | PINCTRL_PIN(41, "GPIO_41"), | 
|  | PINCTRL_PIN(42, "GPIO_42"), | 
|  | PINCTRL_PIN(43, "GPIO_43"), | 
|  | PINCTRL_PIN(44, "GPIO_44"), | 
|  | PINCTRL_PIN(45, "GPIO_45"), | 
|  | 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(67, "GPIO_67"), | 
|  | 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(73, "GPIO_73"), | 
|  | PINCTRL_PIN(74, "GPIO_74"), | 
|  | PINCTRL_PIN(75, "GPIO_75"), | 
|  | PINCTRL_PIN(76, "GPIO_76"), | 
|  | PINCTRL_PIN(77, "GPIO_77"), | 
|  | PINCTRL_PIN(78, "GPIO_78"), | 
|  | PINCTRL_PIN(79, "GPIO_79"), | 
|  | PINCTRL_PIN(80, "GPIO_80"), | 
|  | PINCTRL_PIN(81, "GPIO_81"), | 
|  | PINCTRL_PIN(82, "GPIO_82"), | 
|  | PINCTRL_PIN(83, "GPIO_83"), | 
|  | 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(94, "GPIO_94"), | 
|  | 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(103, "GPIO_103"), | 
|  | PINCTRL_PIN(104, "GPIO_104"), | 
|  | PINCTRL_PIN(105, "GPIO_105"), | 
|  | PINCTRL_PIN(106, "GPIO_106"), | 
|  | PINCTRL_PIN(107, "GPIO_107"), | 
|  | PINCTRL_PIN(108, "GPIO_108"), | 
|  | PINCTRL_PIN(109, "GPIO_109"), | 
|  | PINCTRL_PIN(110, "GPIO_110"), | 
|  | PINCTRL_PIN(111, "GPIO_111"), | 
|  | PINCTRL_PIN(112, "GPIO_112"), | 
|  | 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(123, "GPIO_123"), | 
|  | PINCTRL_PIN(124, "GPIO_124"), | 
|  | PINCTRL_PIN(125, "GPIO_125"), | 
|  | PINCTRL_PIN(126, "GPIO_126"), | 
|  | PINCTRL_PIN(127, "GPIO_127"), | 
|  | PINCTRL_PIN(128, "GPIO_128"), | 
|  | 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(134, "GPIO_134"), | 
|  | 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(149, "GPIO_149"), | 
|  | PINCTRL_PIN(150, "GPIO_150"), | 
|  | PINCTRL_PIN(151, "GPIO_151"), | 
|  | PINCTRL_PIN(152, "GPIO_152"), | 
|  | PINCTRL_PIN(153, "GPIO_153"), | 
|  | PINCTRL_PIN(154, "GPIO_154"), | 
|  | PINCTRL_PIN(155, "GPIO_155"), | 
|  | PINCTRL_PIN(156, "GPIO_156"), | 
|  | PINCTRL_PIN(157, "GPIO_157"), | 
|  | PINCTRL_PIN(158, "GPIO_158"), | 
|  | PINCTRL_PIN(159, "GPIO_159"), | 
|  | PINCTRL_PIN(160, "GPIO_160"), | 
|  | PINCTRL_PIN(161, "GPIO_161"), | 
|  | PINCTRL_PIN(162, "GPIO_162"), | 
|  | PINCTRL_PIN(163, "GPIO_163"), | 
|  | PINCTRL_PIN(164, "GPIO_164"), | 
|  | PINCTRL_PIN(165, "GPIO_165"), | 
|  | 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"), | 
|  | PINCTRL_PIN(178, "GPIO_178"), | 
|  | PINCTRL_PIN(179, "GPIO_179"), | 
|  | PINCTRL_PIN(180, "GPIO_180"), | 
|  | PINCTRL_PIN(181, "GPIO_181"), | 
|  | PINCTRL_PIN(182, "GPIO_182"), | 
|  | PINCTRL_PIN(183, "GPIO_183"), | 
|  | }; | 
|  |  | 
|  | static const unsigned i2c0_pins[] = {145, 146}; | 
|  | static const unsigned i2c1_pins[] = {147, 148}; | 
|  | static const unsigned i2c2_pins[] = {113, 114}; | 
|  | static const unsigned i2c3_pins[] = {19, 20}; | 
|  |  | 
|  | static const unsigned uart0_pins[] = {135, 136, 137, 138, 139}; | 
|  | static 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 = 5, | 
|  | }, | 
|  | { | 
|  | .name = "uart1", | 
|  | .pins = uart1_pins, | 
|  | .npins = 5, | 
|  | }, | 
|  | }; | 
|  |  | 
|  | #endif |