linux/arch/unicore32/include/mach/regs-spi.h

100 lines
2.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* PKUnity Serial Peripheral Interface (SPI) Registers
*/
/*
* Control reg. 0 SPI_CR0
*/
#define SPI_CR0 (PKUNITY_SPI_BASE + 0x0000)
/*
* Control reg. 1 SPI_CR1
*/
#define SPI_CR1 (PKUNITY_SPI_BASE + 0x0004)
/*
* Enable reg SPI_SSIENR
*/
#define SPI_SSIENR (PKUNITY_SPI_BASE + 0x0008)
/*
* Status reg SPI_SR
*/
#define SPI_SR (PKUNITY_SPI_BASE + 0x0028)
/*
* Interrupt Mask reg SPI_IMR
*/
#define SPI_IMR (PKUNITY_SPI_BASE + 0x002C)
/*
* Interrupt Status reg SPI_ISR
*/
#define SPI_ISR (PKUNITY_SPI_BASE + 0x0030)
/*
* Enable SPI Controller SPI_SSIENR_EN
*/
#define SPI_SSIENR_EN FIELD(1, 1, 0)
/*
* SPI Busy SPI_SR_BUSY
*/
#define SPI_SR_BUSY FIELD(1, 1, 0)
/*
* Transmit FIFO Not Full SPI_SR_TFNF
*/
#define SPI_SR_TFNF FIELD(1, 1, 1)
/*
* Transmit FIFO Empty SPI_SR_TFE
*/
#define SPI_SR_TFE FIELD(1, 1, 2)
/*
* Receive FIFO Not Empty SPI_SR_RFNE
*/
#define SPI_SR_RFNE FIELD(1, 1, 3)
/*
* Receive FIFO Full SPI_SR_RFF
*/
#define SPI_SR_RFF FIELD(1, 1, 4)
/*
* Trans. FIFO Empty Interrupt Status SPI_ISR_TXEIS
*/
#define SPI_ISR_TXEIS FIELD(1, 1, 0)
/*
* Trans. FIFO Overflow Interrupt Status SPI_ISR_TXOIS
*/
#define SPI_ISR_TXOIS FIELD(1, 1, 1)
/*
* Receiv. FIFO Underflow Interrupt Status SPI_ISR_RXUIS
*/
#define SPI_ISR_RXUIS FIELD(1, 1, 2)
/*
* Receiv. FIFO Overflow Interrupt Status SPI_ISR_RXOIS
*/
#define SPI_ISR_RXOIS FIELD(1, 1, 3)
/*
* Receiv. FIFO Full Interrupt Status SPI_ISR_RXFIS
*/
#define SPI_ISR_RXFIS FIELD(1, 1, 4)
#define SPI_ISR_MSTIS FIELD(1, 1, 5)
/*
* Trans. FIFO Empty Interrupt Mask SPI_IMR_TXEIM
*/
#define SPI_IMR_TXEIM FIELD(1, 1, 0)
/*
* Trans. FIFO Overflow Interrupt Mask SPI_IMR_TXOIM
*/
#define SPI_IMR_TXOIM FIELD(1, 1, 1)
/*
* Receiv. FIFO Underflow Interrupt Mask SPI_IMR_RXUIM
*/
#define SPI_IMR_RXUIM FIELD(1, 1, 2)
/*
* Receiv. FIFO Overflow Interrupt Mask SPI_IMR_RXOIM
*/
#define SPI_IMR_RXOIM FIELD(1, 1, 3)
/*
* Receiv. FIFO Full Interrupt Mask SPI_IMR_RXFIM
*/
#define SPI_IMR_RXFIM FIELD(1, 1, 4)
#define SPI_IMR_MSTIM FIELD(1, 1, 5)