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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2016 Google, Inc
*
* From Coreboot src/soc/intel/broadwell/include/soc/gpio.h
*/
#ifndef __ASM_ARCH_GPIO
#define __ASM_ARCH_GPIO
#define GPIO_PER_BANK 32
#define GPIO_BANKS 3
struct broadwell_bank_platdata {
uint16_t base_addr;
const char *bank_name;
int bank;
};
/* PCH-LP GPIOBASE Registers */
struct pch_lp_gpio_regs {
u32 own[GPIO_BANKS];
u32 reserved0;
u16 pirq_to_ioxapic;
u16 reserved1[3];
u32 blink;
u32 ser_blink;
u32 ser_blink_cmdsts;
u32 ser_blink_data;
u16 gpi_nmi_en;
u16 gpi_nmi_sts;
u32 reserved2;
u32 gpi_route[GPIO_BANKS];
u32 reserved3;
u32 reserved4[4];
u32 alt_gpi_smi_sts;
u32 alt_gpi_smi_en;
u32 reserved5[2];
u32 rst_sel[GPIO_BANKS];
u32 reserved6;
u32 reserved9[3];
u32 gpio_gc;
u32 gpi_is[GPIO_BANKS];
u32 reserved10;
u32 gpi_ie[GPIO_BANKS];
u32 reserved11;
u32 reserved12[24];
struct {
u32 conf_a;
u32 conf_b;
} config[GPIO_BANKS * GPIO_PER_BANK];
};
check_member(pch_lp_gpio_regs, gpi_ie[0], 0x90);
check_member(pch_lp_gpio_regs, config[0], 0x100);
enum {
CONFA_MODE_SHIFT = 0,
CONFA_MODE_GPIO = 1 << CONFA_MODE_SHIFT,
CONFA_DIR_SHIFT = 2,
CONFA_DIR_INPUT = 1 << CONFA_DIR_SHIFT,
CONFA_INVERT_SHIFT = 3,
CONFA_INVERT = 1 << CONFA_INVERT_SHIFT,
CONFA_TRIGGER_SHIFT = 4,
CONFA_TRIGGER_LEVEL = 1 << CONFA_TRIGGER_SHIFT,
CONFA_LEVEL_SHIFT = 30,
CONFA_LEVEL_HIGH = 1UL << CONFA_LEVEL_SHIFT,
CONFA_OUTPUT_SHIFT = 31,
CONFA_OUTPUT_HIGH = 1UL << CONFA_OUTPUT_SHIFT,
CONFB_SENSE_SHIFT = 2,
CONFB_SENSE_DISABLE = 1 << CONFB_SENSE_SHIFT,
};
#endif