riscv: dts: unmatched: Add gpio card detect to mmc-spi-slot
Per HiFive Unmatched schematics, the card detect signal of the micro SD card is connected to gpio pin #15, which should be reflected in the DT via the <gpios> property, as described in Documentation/devicetree/bindings/mmc/mmc-spi-slot.txt. [1] https://sifive.cdn.prismic.io/sifive/6a06d6c0-6e66-49b5-8e9e-e68ce76f4192_hifive-unmatched-schematics-v3.pdfSigned-off-by: Bin Meng <bin.meng@windriver.com> Fixes: d573b555 ("riscv: dts: add initial board data for the SiFive HiFive Unmatched") Cc: stable@vger.kernel.org Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
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