| 1 | /* |
| 2 | * Raspberry Pi (BCM2838) GPIO Controller |
| 3 | * This implementation is based on bcm2835_gpio (hw/gpio/bcm2835_gpio.c) |
| 4 | * |
| 5 | * Copyright (c) 2022 Auriga LLC |
| 6 | * |
| 7 | * Authors: |
| 8 | * Lotosh, Aleksey <aleksey.lotosh@auriga.com> |
| 9 | * |
| 10 | * This work is licensed under the terms of the GNU GPL, version 2 or later. |
| 11 | * See the COPYING file in the top-level directory. |
| 12 | */ |
| 13 | |
| 14 | #ifndef BCM2838_GPIO_H |
| 15 | #define BCM2838_GPIO_H |
| 16 | |
| 17 | #include "hw/sd/sd.h" |
| 18 | #include "hw/core/sysbus.h" |
| 19 | #include "qom/object.h" |
| 20 | |
| 21 | #define TYPE_BCM2838_GPIO "bcm2838-gpio" |
| 22 | OBJECT_DECLARE_SIMPLE_TYPE(BCM2838GpioState, BCM2838_GPIO) |
| 23 | |
| 24 | #define BCM2838_GPIO_REGS_SIZE 0x1000 |
| 25 | #define BCM2838_GPIO_NUM 58 |
| 26 | #define GPIO_PUP_PDN_CNTRL_NUM 4 |
| 27 | |
| 28 | struct BCM2838GpioState { |
| 29 | SysBusDevice parent_obj; |
| 30 | |
| 31 | MemoryRegion iomem; |
| 32 | |
| 33 | /* SDBus selector */ |
| 34 | SDBus sdbus; |
| 35 | SDBus *sdbus_sdhci; |
| 36 | SDBus *sdbus_sdhost; |
| 37 | |
| 38 | uint8_t fsel[BCM2838_GPIO_NUM]; |
| 39 | uint32_t lev0, lev1; |
| 40 | uint8_t sd_fsel; |
| 41 | qemu_irq out[BCM2838_GPIO_NUM]; |
| 42 | uint32_t pup_cntrl_reg[GPIO_PUP_PDN_CNTRL_NUM]; |
| 43 | }; |
| 44 | |
| 45 | #endif |