diff mbox

[V1,2/3] Documentation: sdhci-msm: Add entries for passing load values

Message ID 1532083566-43215-3-git-send-email-vviswana@codeaurora.org (mailing list archive)
State Not Applicable, archived
Delegated to: Andy Gross
Headers show

Commit Message

Vijay Viswanath July 20, 2018, 10:46 a.m. UTC
The load a particular sdhc controller should request from a regulator
is device specific and hence each device should individually vote for
the required load.

Signed-off-by: Vijay Viswanath <vviswana@codeaurora.org>
---
 Documentation/devicetree/bindings/mmc/sdhci-msm.txt | 6 ++++++
 1 file changed, 6 insertions(+)

Comments

Rob Herring (Arm) July 25, 2018, 5:55 p.m. UTC | #1
On Fri, Jul 20, 2018 at 04:16:05PM +0530, Vijay Viswanath wrote:
> The load a particular sdhc controller should request from a regulator
> is device specific and hence each device should individually vote for
> the required load.

"dt-bindings: mmc: ..." for the subject.

> 
> Signed-off-by: Vijay Viswanath <vviswana@codeaurora.org>
> ---
>  Documentation/devicetree/bindings/mmc/sdhci-msm.txt | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
> index 502b3b8..ee34f28 100644
> --- a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
> +++ b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
> @@ -26,6 +26,11 @@ Required properties:
>  	"cal"	- reference clock for RCLK delay calibration (optional)
>  	"sleep"	- sleep clock for RCLK delay calibration (optional)
>  
> +Optional properties:
> +- <supply>-current-level - specifies load levels for supply during BUS_ON
> +			and BUS_OFF states in power irq. Should be specified in
> +			pairs (lpm, hpm), for BUS_OFF and BUS_ON respectively.
> +			Units uA.

This should probably be a common regulator property (or maybe one exists 
already).

It is missing vendor prefix and unit suffix as-is.

Rob
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diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
index 502b3b8..ee34f28 100644
--- a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
+++ b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
@@ -26,6 +26,11 @@  Required properties:
 	"cal"	- reference clock for RCLK delay calibration (optional)
 	"sleep"	- sleep clock for RCLK delay calibration (optional)
 
+Optional properties:
+- <supply>-current-level - specifies load levels for supply during BUS_ON
+			and BUS_OFF states in power irq. Should be specified in
+			pairs (lpm, hpm), for BUS_OFF and BUS_ON respectively.
+			Units uA.
 Example:
 
 	sdhc_1: sdhci@f9824900 {
@@ -37,6 +42,7 @@  Example:
 
 		vmmc-supply = <&pm8941_l20>;
 		vqmmc-supply = <&pm8941_s3>;
+		vqmmc-current-level = <200 22000>;
 
 		pinctrl-names = "default";
 		pinctrl-0 = <&sdc1_clk &sdc1_cmd &sdc1_data>;