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1/* SPDX-License-Identifier: GPL-2.0 */2 3#ifndef __LATTICE_SYSCONFIG_H4#define __LATTICE_SYSCONFIG_H5 6#define SYSCONFIG_ISC_ENABLE {0xC6, 0x00, 0x00, 0x00}7#define SYSCONFIG_ISC_DISABLE {0x26, 0x00, 0x00, 0x00}8#define SYSCONFIG_ISC_ERASE {0x0E, 0x01, 0x00, 0x00}9#define SYSCONFIG_LSC_READ_STATUS {0x3C, 0x00, 0x00, 0x00}10#define SYSCONFIG_LSC_CHECK_BUSY {0xF0, 0x00, 0x00, 0x00}11#define SYSCONFIG_LSC_REFRESH {0x79, 0x00, 0x00, 0x00}12#define SYSCONFIG_LSC_INIT_ADDR {0x46, 0x00, 0x00, 0x00}13#define SYSCONFIG_LSC_BITSTREAM_BURST {0x7a, 0x00, 0x00, 0x00}14 15#define SYSCONFIG_STATUS_DONE BIT(8)16#define SYSCONFIG_STATUS_BUSY BIT(12)17#define SYSCONFIG_STATUS_FAIL BIT(13)18#define SYSCONFIG_STATUS_ERR GENMASK(25, 23)19 20#define SYSCONFIG_POLL_INTERVAL_US 3021#define SYSCONFIG_POLL_BUSY_TIMEOUT_US 100000022#define SYSCONFIG_POLL_GPIO_TIMEOUT_US 10000023 24struct sysconfig_priv {25 struct gpio_desc *program;26 struct gpio_desc *init;27 struct gpio_desc *done;28 struct device *dev;29 int (*command_transfer)(struct sysconfig_priv *priv, const void *tx_buf,30 size_t tx_len, void *rx_buf, size_t rx_len);31 int (*bitstream_burst_write_init)(struct sysconfig_priv *priv);32 int (*bitstream_burst_write)(struct sysconfig_priv *priv,33 const char *tx_buf, size_t tx_len);34 int (*bitstream_burst_write_complete)(struct sysconfig_priv *priv);35};36 37int sysconfig_probe(struct sysconfig_priv *priv);38 39#endif /* __LATTICE_SYSCONFIG_H */40