3 #include <soc/addressmap.h>
6 #ifndef __SOC_QUALCOMM_QSPI_H__
7 #define __SOC_QUALCOMM_QSPI_H__
36 #define TX_DATA_OE_DELAY_SHIFT 24
37 #define TX_DATA_OE_DELAY_MASK (0x3 << TX_DATA_OE_DELAY_SHIFT)
38 #define TX_CS_N_DELAY_SHIFT 22
39 #define TX_CS_N_DELAY_MASK (0x3 << TX_CS_N_DELAY_SHIFT)
40 #define TX_CLK_DELAY_SHIFT 20
41 #define TX_CLK_DELAY_MASK (0x3 << TX_CLK_DELAY_SHIFT)
42 #define TX_DATA_DELAY_SHIFT 18
43 #define TX_DATA_DELAY_MASK (0x3 << TX_DATA_DELAY_SHIFT)
44 #define LPA_BASE_SHIFT 14
45 #define LPA_BASE_MASK (0xF << LPA_BASE_SHIFT)
46 #define SBL_EN BIT(13)
47 #define CHIP_SELECT_NUM BIT(12)
48 #define SPI_MODE_SHIFT 10
49 #define SPI_MODE_MASK (0x3 << SPI_MODE_SHIFT)
50 #define BIG_ENDIAN_MODE BIT(9)
51 #define DMA_ENABLE BIT(8)
52 #define PIN_WPN BIT(7)
53 #define PIN_HOLDN BIT(6)
54 #define FB_CLK_EN BIT(4)
55 #define FULL_CYCLE_MODE BIT(3)
59 #define DMA_CHAIN_DONE BIT(31)
60 #define TRANSACTION_DONE BIT(16)
61 #define WRITE_FIFO_OVERRUN BIT(11)
62 #define WRITE_FIFO_FULL BIT(10)
63 #define HRESP_FROM_NOC_ERR BIT(3)
64 #define RESP_FIFO_RDY BIT(2)
65 #define RESP_FIFO_NOT_EMPTY BIT(1)
66 #define RESP_FIFO_UNDERRUN BIT(0)
70 #define TRANSFER_FRAGMENT BIT(8)
71 #define MULTI_IO_MODE_SHIFT 1
72 #define MULTI_IO_MODE_MASK (0x7 << MULTI_IO_MODE_SHIFT)
73 #define TRANSFER_DIRECTION BIT(0)
77 #define WR_FIFO_BYTES_SHIFT 16
78 #define WR_FIFO_BYTES_MASK (0xFFFF << WR_FIFO_BYTES_SHIFT)
82 #define CONTINUOUS_MODE BIT(0)
86 #define FIFO_EMPTY BIT(11)
87 #define WR_CNTS_SHIFT 4
88 #define WR_CNTS_MASK (0x7F << WR_CNTS_SHIFT)
89 #define RDY_64BYTE BIT(3)
90 #define RDY_32BYTE BIT(2)
91 #define RDY_16BYTE BIT(1)
92 #define FIFO_RDY BIT(0)
96 #define RESET_FIFO BIT(0)
98 #define QSPI_MAX_PACKET_COUNT 0xFFC0
105 size_t out_bytes,
void *din,
size_t in_bytes);
107 size_t out_bytes,
void *din,
size_t in_bytes);
static struct qcom_qspi_regs *const qcom_qspi
int qspi_setup_bus(const struct spi_slave *slave)
void quadspi_init(uint32_t hz)
check_member(qcom_qspi_regs, rd_fifo, 0x50)
int qspi_claim_bus(const struct spi_slave *slave)
int qspi_xfer_dual(const struct spi_slave *slave, const void *dout, size_t out_bytes, void *din, size_t in_bytes)
void qspi_release_bus(const struct spi_slave *slave)
int qspi_xfer(const struct spi_slave *slave, const void *dout, size_t out_bytes, void *din, size_t in_bytes)
static struct spi_slave slave
u32 current_dma_desc_addr