Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
40 lines
1.4 KiB
C
40 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __LATTICE_SYSCONFIG_H
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#define __LATTICE_SYSCONFIG_H
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#define SYSCONFIG_ISC_ENABLE {0xC6, 0x00, 0x00, 0x00}
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#define SYSCONFIG_ISC_DISABLE {0x26, 0x00, 0x00, 0x00}
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#define SYSCONFIG_ISC_ERASE {0x0E, 0x01, 0x00, 0x00}
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#define SYSCONFIG_LSC_READ_STATUS {0x3C, 0x00, 0x00, 0x00}
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#define SYSCONFIG_LSC_CHECK_BUSY {0xF0, 0x00, 0x00, 0x00}
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#define SYSCONFIG_LSC_REFRESH {0x79, 0x00, 0x00, 0x00}
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#define SYSCONFIG_LSC_INIT_ADDR {0x46, 0x00, 0x00, 0x00}
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#define SYSCONFIG_LSC_BITSTREAM_BURST {0x7a, 0x00, 0x00, 0x00}
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#define SYSCONFIG_STATUS_DONE BIT(8)
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#define SYSCONFIG_STATUS_BUSY BIT(12)
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#define SYSCONFIG_STATUS_FAIL BIT(13)
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#define SYSCONFIG_STATUS_ERR GENMASK(25, 23)
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#define SYSCONFIG_POLL_INTERVAL_US 30
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#define SYSCONFIG_POLL_BUSY_TIMEOUT_US 1000000
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#define SYSCONFIG_POLL_GPIO_TIMEOUT_US 100000
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struct sysconfig_priv {
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struct gpio_desc *program;
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struct gpio_desc *init;
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struct gpio_desc *done;
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struct device *dev;
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int (*command_transfer)(struct sysconfig_priv *priv, const void *tx_buf,
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size_t tx_len, void *rx_buf, size_t rx_len);
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int (*bitstream_burst_write_init)(struct sysconfig_priv *priv);
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int (*bitstream_burst_write)(struct sysconfig_priv *priv,
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const char *tx_buf, size_t tx_len);
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int (*bitstream_burst_write_complete)(struct sysconfig_priv *priv);
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};
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int sysconfig_probe(struct sysconfig_priv *priv);
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#endif /* __LATTICE_SYSCONFIG_H */
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