[RFC PATCH v2 1/4] dt: bindings: Add SD tap value properties details for 'xlnx,zynqmp-8.9a'
From: Manish Narani <hidden>
Date: 2018-09-20 09:31:37
Also in:
linux-arm-kernel, linux-mmc, lkml
Subsystem:
multimedia card (mmc), secure digital (sd) and sdio subsystem, open firmware and flattened device tree bindings, the rest · Maintainers:
Ulf Hansson, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add documentation for MIO bank required property and Tap Delays optional properties in devicetree bindings. Signed-off-by: Manish Narani <redacted> --- .../devicetree/bindings/mmc/arasan,sdhci.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
index 72769e0..6cc95fa 100644
--- a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
+++ b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt@@ -27,6 +27,7 @@ Required Properties for "arasan,sdhci-5.1": Required Properties for "xlnx,zynqmp-8.9a": - xlnx,device_id: SD controller device ID. Must be either <0> or <1>. + - xlnx,mio-bank: The value will be 0/1/2 depending on MIO bank selection. Optional Properties: - arasan,soc-ctl-syscon: A phandle to a syscon device (see ../mfd/syscon.txt)
@@ -44,6 +45,24 @@ Optional Properties: - xlnx,int-clock-stable-broken: when present, the controller always reports that the internal clock is stable even when it is not. +Optional Properties for "xlnx,zynqmp-8.9a": + - xlnx,itap-delay-sd-hsd: Input Tap Delay for SD HS. + - xlnx,itap-delay-sdr25: Input Tap Delay for SDR25. + - xlnx,itap-delay-sdr50: Input Tap Delay for SDR50. + - xlnx,itap-delay-sdr104: Input Tap Delay for SDR104. + - xlnx,itap-delay-sd-ddr50: Input Tap Delay for SD DDR50. + - xlnx,itap-delay-mmc-hsd: Input Tap Delay for MMC HS. + - xlnx,itap-delay-mmc-ddr52: Input Tap Delay for MMC DDR52. + - xlnx,itap-delay-mmc-hs200: Input Tap Delay for MMC HS200. + - xlnx,otap-delay-sd-hsd: Output Tap Delay for SD HS. + - xlnx,otap-delay-sdr25: Output Tap Delay for SDR25. + - xlnx,otap-delay-sdr50: Output Tap Delay for SDR50. + - xlnx,otap-delay-sdr104: Output Tap Delay for SDR104. + - xlnx,otap-delay-sd-ddr50: Output Tap Delay for DDR50. + - xlnx,otap-delay-mmc-hsd: Output Tap Delay for MMC HS. + - xlnx,otap-delay-mmc-ddr52: Output Tap Delay for MMC DDR52. + - xlnx,otap-delay-mmc-hs200: Output Tap Delay for MMC HS200. + Example: sdhci@e0100000 { compatible = "arasan,sdhci-8.9a";
--
2.1.1