Document compatibles for QFPROM used on IPQ8064 and SDM630.  They are
compatible with generic QFPROM fallback.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220825125410.232377-2-krzysztof.kozlowski@linaro.orgSigned-off-by: Rob Herring <robh@kernel.org>