LXR uboot/arch/x86/include/asm/arch-broadwell/gpio.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * Copyright (c) 2016 Google, Inc
   4 *
   5 * From Coreboot src/soc/intel/broadwell/include/soc/gpio.h
   6 */
   7
   8#ifndef __ASM_ARCH_GPIO
   9#define __ASM_ARCH_GPIO
  10
  11#define GPIO_PER_BANK   32
  12#define GPIO_BANKS      3
  13
  14struct broadwell_bank_plat {
  15        uint16_t base_addr;
  16        const char *bank_name;
  17        int bank;
  18};
  19
  20/* PCH-LP GPIOBASE Registers */
  21struct pch_lp_gpio_regs {
  22        u32 own[GPIO_BANKS];
  23        u32 reserved0;
  24
  25        u16 pirq_to_ioxapic;
  26        u16 reserved1[3];
  27        u32 blink;
  28        u32 ser_blink;
  29
  30        u32 ser_blink_cmdsts;
  31        u32 ser_blink_data;
  32        u16 gpi_nmi_en;
  33        u16 gpi_nmi_sts;
  34        u32 reserved2;
  35
  36        u32 gpi_route[GPIO_BANKS];
  37        u32 reserved3;
  38
  39        u32 reserved4[4];
  40
  41        u32 alt_gpi_smi_sts;
  42        u32 alt_gpi_smi_en;
  43        u32 reserved5[2];
  44
  45        u32 rst_sel[GPIO_BANKS];
  46        u32 reserved6;
  47
  48        u32 reserved9[3];
  49        u32 gpio_gc;
  50
  51        u32 gpi_is[GPIO_BANKS];
  52        u32 reserved10;
  53
  54        u32 gpi_ie[GPIO_BANKS];
  55        u32 reserved11;
  56
  57        u32 reserved12[24];
  58
  59        struct {
  60                u32 conf_a;
  61                u32 conf_b;
  62        } config[GPIO_BANKS * GPIO_PER_BANK];
  63};
  64check_member(pch_lp_gpio_regs, gpi_ie[0], 0x90);
  65check_member(pch_lp_gpio_regs, config[0], 0x100);
  66
  67enum {
  68        CONFA_MODE_SHIFT        = 0,
  69        CONFA_MODE_GPIO         = 1 << CONFA_MODE_SHIFT,
  70
  71        CONFA_DIR_SHIFT         = 2,
  72        CONFA_DIR_INPUT         = 1 << CONFA_DIR_SHIFT,
  73
  74        CONFA_INVERT_SHIFT      = 3,
  75        CONFA_INVERT            = 1 << CONFA_INVERT_SHIFT,
  76
  77        CONFA_TRIGGER_SHIFT     = 4,
  78        CONFA_TRIGGER_LEVEL     = 1 << CONFA_TRIGGER_SHIFT,
  79
  80        CONFA_LEVEL_SHIFT       = 30,
  81        CONFA_LEVEL_HIGH        = 1UL << CONFA_LEVEL_SHIFT,
  82
  83        CONFA_OUTPUT_SHIFT      = 31,
  84        CONFA_OUTPUT_HIGH       = 1UL << CONFA_OUTPUT_SHIFT,
  85
  86        CONFB_SENSE_SHIFT       = 2,
  87        CONFB_SENSE_DISABLE     = 1 << CONFB_SENSE_SHIFT,
  88};
  89
  90#endif
  91