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3 Commits

Author SHA1 Message Date
Bongsu Jeon 7ec27c9e97 nfc: s3fwrn5: Remove the delay for NFC sleep 
Remove the delay for NFC sleep because the delay is only needed to
guarantee that the NFC is awake.

Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
 2020-12-16 13:09:35 -08:00
Bongsu Jeon 3f52c2cb7e nfc: s3fwrn5: Support a UART interface 
Since S3FWRN82 NFC Chip, The UART interface can be used.
S3FWRN82 uses NCI protocol and supports I2C and UART interface.

Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
 2020-12-02 17:55:25 -08:00
Bongsu Jeon b3799d592f nfc: s3fwrn5: extract the common phy blocks 
Extract the common phy blocks to reuse it.
The UART module will use the common blocks.

Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
 2020-12-02 17:55:25 -08:00