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H A D | spi-cadence-quadspi.c | 98d948eb Mon Nov 08 14:08:54 CST 2021 Dinh Nguyen <dinguyen@kernel.org> spi: cadence-quadspi: fix write completion support
Some versions of the Cadence QSPI controller does not have the write completion register implemented(CQSPI_REG_WR_COMPLETION_CTRL). On the Intel SoCFPGA platform the CQSPI_REG_WR_COMPLETION_CTRL register is not configured.
Add a quirk to not write to the CQSPI_REG_WR_COMPLETION_CTRL register.
Fixes: 9cb2ff111712 ("spi: cadence-quadspi: Disable Auto-HW polling) Signed-off-by: Dinh Nguyen <dinguyen@kernel.org> Reviewed-by: Pratyush Yadav <p.yadav@ti.com> Link: https://lore.kernel.org/r/20211108200854.3616121-1-dinguyen@kernel.org Signed-off-by: Mark Brown <broonie@kernel.org>
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