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authorEddie James <eajames@linux.ibm.com>2020-09-09 17:28:57 -0500
committerMark Brown <broonie@kernel.org>2020-09-17 19:31:43 +0100
commit9211a441e60686eec2ebd8f7bd65c4f780416404 (patch)
tree68885d300b39a1055a49a47d87c5a823453051b1 /Documentation/devicetree/bindings/fsi
parent49c9fc1d7c101eceaddb655e4f0e062b0c8f403b (diff)
spi: fsi: Check mux status before transfers
The SPI controllers are not accessible if the mux isn't set. Therefore, check the mux status before starting a transfer and fail out if it isn't set. Signed-off-by: Eddie James <eajames@linux.ibm.com> Signed-off-by: Joel Stanley <joel@jms.id.au> Link: https://lore.kernel.org/r/20200909222857.28653-7-eajames@linux.ibm.com Signed-off-by: Mark Brown <broonie@kernel.org>
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