Commit d99654f6 authored by Faiz Abbas's avatar Faiz Abbas Committed by Ulf Hansson
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dt-bindings: mmc: sdhci-am654: Document bindings for the host controllers on TI's J7200 devices 



Add binding documentation for mmc host controllers present on
TI's J7200 SOC

Signed-off-by: default avatarFaiz Abbas <faiz_abbas@ti.com>
Acked-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200802070114.9624-1-faiz_abbas@ti.com


Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 9481b45c

Documentation/devicetree/bindings/mmc/sdhci-am654.txt

+5 −1
Original line number Original line Diff line number Diff line
@@ -12,6 +12,8 @@ Required Properties: 
			"ti,am654-sdhci-5.1": SDHCI on AM654 device.

			"ti,am654-sdhci-5.1": SDHCI on AM654 device.

			"ti,j721e-sdhci-8bit": 8 bit SDHCI on J721E device.

			"ti,j721e-sdhci-8bit": 8 bit SDHCI on J721E device.

			"ti,j721e-sdhci-4bit": 4 bit SDHCI on J721E device.

			"ti,j721e-sdhci-4bit": 4 bit SDHCI on J721E device.

			"ti,j7200-sdhci-8bit": 8 bit SDHCI on J7200 device.

			"ti,j7200-sdhci-4bit": 4 bit SDHCI on J7200 device.

	- reg: Must be two entries.

	- reg: Must be two entries.

		- The first should be the sdhci register space

		- The first should be the sdhci register space

		- The second should the subsystem/phy register space

		- The second should the subsystem/phy register space
@@ -33,7 +35,9 @@ Required Properties: 
	  These bindings must be provided otherwise the driver will disable the

	  These bindings must be provided otherwise the driver will disable the

	  corresponding speed mode (i.e. all nodes must provide at least -legacy)

	  corresponding speed mode (i.e. all nodes must provide at least -legacy)





Optional Properties (Required for ti,am654-sdhci-5.1 and ti,j721e-sdhci-8bit):

Optional Properties (Required for ti,am654-sdhci-5.1,

				  ti,j721e-sdhci-8bit,

				  ti,j7200-sdhci-8bit):

	- ti,trm-icp: DLL trim select

	- ti,trm-icp: DLL trim select

	- ti,driver-strength-ohm: driver strength in ohms.

	- ti,driver-strength-ohm: driver strength in ohms.

				  Valid values are 33, 40, 50, 66 and 100 ohms.

				  Valid values are 33, 40, 50, 66 and 100 ohms.