40 строки
1.4 KiB
C
40 строки
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
|
|
#ifndef __LATTICE_SYSCONFIG_H
|
|
#define __LATTICE_SYSCONFIG_H
|
|
|
|
#define SYSCONFIG_ISC_ENABLE {0xC6, 0x00, 0x00, 0x00}
|
|
#define SYSCONFIG_ISC_DISABLE {0x26, 0x00, 0x00, 0x00}
|
|
#define SYSCONFIG_ISC_ERASE {0x0E, 0x01, 0x00, 0x00}
|
|
#define SYSCONFIG_LSC_READ_STATUS {0x3C, 0x00, 0x00, 0x00}
|
|
#define SYSCONFIG_LSC_CHECK_BUSY {0xF0, 0x00, 0x00, 0x00}
|
|
#define SYSCONFIG_LSC_REFRESH {0x79, 0x00, 0x00, 0x00}
|
|
#define SYSCONFIG_LSC_INIT_ADDR {0x46, 0x00, 0x00, 0x00}
|
|
#define SYSCONFIG_LSC_BITSTREAM_BURST {0x7a, 0x00, 0x00, 0x00}
|
|
|
|
#define SYSCONFIG_STATUS_DONE BIT(8)
|
|
#define SYSCONFIG_STATUS_BUSY BIT(12)
|
|
#define SYSCONFIG_STATUS_FAIL BIT(13)
|
|
#define SYSCONFIG_STATUS_ERR GENMASK(25, 23)
|
|
|
|
#define SYSCONFIG_POLL_INTERVAL_US 30
|
|
#define SYSCONFIG_POLL_BUSY_TIMEOUT_US 1000000
|
|
#define SYSCONFIG_POLL_GPIO_TIMEOUT_US 100000
|
|
|
|
struct sysconfig_priv {
|
|
struct gpio_desc *program;
|
|
struct gpio_desc *init;
|
|
struct gpio_desc *done;
|
|
struct device *dev;
|
|
int (*command_transfer)(struct sysconfig_priv *priv, const void *tx_buf,
|
|
size_t tx_len, void *rx_buf, size_t rx_len);
|
|
int (*bitstream_burst_write_init)(struct sysconfig_priv *priv);
|
|
int (*bitstream_burst_write)(struct sysconfig_priv *priv,
|
|
const char *tx_buf, size_t tx_len);
|
|
int (*bitstream_burst_write_complete)(struct sysconfig_priv *priv);
|
|
};
|
|
|
|
int sysconfig_probe(struct sysconfig_priv *priv);
|
|
|
|
#endif /* __LATTICE_SYSCONFIG_H */
|