arm64: dts: qcom: sm8250: Fix PDC compatible and reg

arm64: dts: qcom: sm8250: Fix PDC compatible and reg

[ Upstream commit 240031967ac4c63713c6e0c3249d734e23c913aa ]

The pdc node suffers from both too narrow compatible and insufficient
cells in the reg, fix these.

Fixes: 60378f1a171e ("arm64: dts: qcom: sm8250: Add sm8250 dts file")
Tested-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20200415054703.739507-1-bjorn.andersson@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>