| /* spi_dw_regs.h - Designware SPI driver private definitions */ |
| |
| /* |
| * Copyright (c) 2015 Intel Corporation. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef ZEPHYR_DRIVERS_SPI_SPI_DW_REGS_H_ |
| #define ZEPHYR_DRIVERS_SPI_SPI_DW_REGS_H_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define DW_SPI_REG_CTRLR0 (0x00) |
| #define DW_SPI_REG_CTRLR1 (0x04) |
| #define DW_SPI_REG_SSIENR (0x08) |
| #define DW_SPI_REG_MWCR (0x0c) |
| #define DW_SPI_REG_SER (0x10) |
| #define DW_SPI_REG_BAUDR (0x14) |
| #define DW_SPI_REG_TXFTLR (0x18) |
| #define DW_SPI_REG_RXFTLR (0x1c) |
| #define DW_SPI_REG_TXFLR (0x20) |
| #define DW_SPI_REG_RXFLR (0x24) |
| #define DW_SPI_REG_SR (0x28) |
| #define DW_SPI_REG_IMR (0x2c) |
| #define DW_SPI_REG_ISR (0x30) |
| #define DW_SPI_REG_RISR (0x34) |
| #define DW_SPI_REG_TXOICR (0x38) |
| #define DW_SPI_REG_RXOICR (0x3c) |
| #define DW_SPI_REG_RXUICR (0x40) |
| #define DW_SPI_REG_MSTICR (0x44) |
| #define DW_SPI_REG_ICR (0x48) |
| #define DW_SPI_REG_DMACR (0x4c) |
| #define DW_SPI_REG_DMATDLR (0x50) |
| #define DW_SPI_REG_DMARDLR (0x54) |
| #define DW_SPI_REG_IDR (0x58) |
| #define DW_SPI_REG_SSI_COMP_VERSION (0x5c) |
| #define DW_SPI_REG_DR (0x60) |
| #define DW_SPI_REG_RX_SAMPLE_DLY (0xf0) |
| |
| /* Register helpers */ |
| DEFINE_MM_REG_WRITE(ctrlr0, DW_SPI_REG_CTRLR0, 32) |
| DEFINE_MM_REG_READ(ctrlr0, DW_SPI_REG_CTRLR0, 32) |
| DEFINE_MM_REG_WRITE(txftlr, DW_SPI_REG_TXFTLR, 32) |
| DEFINE_MM_REG_WRITE(rxftlr, DW_SPI_REG_RXFTLR, 32) |
| DEFINE_MM_REG_READ(rxftlr, DW_SPI_REG_RXFTLR, 32) |
| DEFINE_MM_REG_READ(txftlr, DW_SPI_REG_TXFTLR, 32) |
| DEFINE_MM_REG_WRITE(dr, DW_SPI_REG_DR, 32) |
| DEFINE_MM_REG_READ(dr, DW_SPI_REG_DR, 32) |
| DEFINE_MM_REG_READ(ssi_comp_version, DW_SPI_REG_SSI_COMP_VERSION, 32) |
| |
| #ifdef CONFIG_SPI_DW_ACCESS_WORD_ONLY |
| DEFINE_MM_REG_WRITE(ctrlr1, DW_SPI_REG_CTRLR1, 32) |
| DEFINE_MM_REG_READ(ctrlr1, DW_SPI_REG_CTRLR1, 32) |
| DEFINE_MM_REG_WRITE(ser, DW_SPI_REG_SER, 32) |
| #else |
| DEFINE_MM_REG_WRITE(ctrlr1, DW_SPI_REG_CTRLR1, 16) |
| DEFINE_MM_REG_READ(ctrlr1, DW_SPI_REG_CTRLR1, 16) |
| DEFINE_MM_REG_WRITE(ser, DW_SPI_REG_SER, 8) |
| #endif |
| |
| /* ICR is on a unique bit */ |
| DEFINE_TEST_BIT_OP(icr, DW_SPI_REG_ICR, DW_SPI_SR_ICR_BIT) |
| #define clear_interrupts(addr) test_bit_icr(addr) |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* ZEPHYR_DRIVERS_SPI_SPI_DW_REGS_H_ */ |
