@@ -76,6 +76,17 @@ Optional properties:
* broken-cd: as documented in mmc core bindings.
+* fifo-addr: Override fifo address with value provided by DT. The default FIFO reg
+ offset is assumed as 0x100 (version < 0x240A) and 0x200(version >= 0x240A) by
+ driver. If the controller does not follow this rule, please use this property
+ to set fifo address in device tree.
+
+* fifo-watermark-quirk: Data done irq is expected if data length is less than
+ watermark in PIO mode. But fifo watermark is requested to be aligned with data
+ length in some SoC so that TX/RX irq can be generated with data done irq. Add the
+ watermark quirk to mark this requirement and force fifo watermark setting
+ accordingly.
+
* vmmc-supply: The phandle to the regulator to use for vmmc. If this is
specified we'll defer probe until we can find this regulator.
@@ -103,6 +114,8 @@ board specific portions as listed below.
interrupts = <0 75 0>;
#address-cells = <1>;
#size-cells = <0>;
+ fifo-addr = <0x200>;
+ fifo-watermark-quirk;
};
[board specific internal DMA resources]
Add fifo-addr property and fifo-watermark-quirk property to synopsys-dw-mshc bindings. It is intended to provide more dt interface to support SoCs specific configuration. Signed-off-by: Jun Nie <jun.nie@linaro.org> --- Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt | 13 +++++++++++++ 1 file changed, 13 insertions(+) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html