kernel/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt
.. .. @@ -22,6 +22,10 @@ 22 22 clock rate requested by the MMC core. 23 23 - resets : phandle of the internal reset line 24 24 25 +Optional properties:26 +- amlogic,dram-access-quirk: set when controller's internal DMA engine cannot access the27 + DRAM memory, like on the G12A dedicated SDIO controller.28 +25 29 Example: 26 30 27 31 sd_emmc_a: mmc@70000 {