/* 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)