From: Rob Herring <robh@kernel.org>
To: Manish Narani <manish.narani@xilinx.com>
Cc: ulf.hansson@linaro.org, mark.rutland@arm.com,
michal.simek@xilinx.com, adrian.hunter@intel.com,
amit.kucheria@linaro.org, sudeep.holla@arm.com,
leoyang.li@nxp.com, jollys@xilinx.com, rajanv@xilinx.com,
linux-mmc@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [RFC PATCH v2 1/4] dt: bindings: Add SD tap value properties details for 'xlnx,zynqmp-8.9a'
Date: Fri, 12 Oct 2018 11:29:56 -0500 [thread overview]
Message-ID: <20181012162956.GA7339@bogus> (raw)
In-Reply-To: <1537435845-6682-2-git-send-email-manish.narani@xilinx.com>
On Thu, Sep 20, 2018 at 03:00:42PM +0530, Manish Narani wrote:
> Add documentation for MIO bank required property and Tap Delays optional
> properties in devicetree bindings.
>
> Signed-off-by: Manish Narani <manish.narani@xilinx.com>
> ---
> .../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.
type, values, units for all of these?
Perhaps combine to pairs of values for input and output delays?
> +
> Example:
> sdhci@e0100000 {
> compatible = "arasan,sdhci-8.9a";
> --
> 2.1.1
>
WARNING: multiple messages have this Message-ID (diff)
From: robh@kernel.org (Rob Herring)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC PATCH v2 1/4] dt: bindings: Add SD tap value properties details for 'xlnx,zynqmp-8.9a'
Date: Fri, 12 Oct 2018 11:29:56 -0500 [thread overview]
Message-ID: <20181012162956.GA7339@bogus> (raw)
In-Reply-To: <1537435845-6682-2-git-send-email-manish.narani@xilinx.com>
On Thu, Sep 20, 2018 at 03:00:42PM +0530, Manish Narani wrote:
> Add documentation for MIO bank required property and Tap Delays optional
> properties in devicetree bindings.
>
> Signed-off-by: Manish Narani <manish.narani@xilinx.com>
> ---
> .../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.
type, values, units for all of these?
Perhaps combine to pairs of values for input and output delays?
> +
> Example:
> sdhci at e0100000 {
> compatible = "arasan,sdhci-8.9a";
> --
> 2.1.1
>
next prev parent reply other threads:[~2018-10-12 16:29 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-20 9:30 [RFC PATCH v2 0/4] Add support for SD Tap Delay setting for ZynqMP Manish Narani
2018-09-20 9:30 ` Manish Narani
2018-09-20 9:30 ` Manish Narani
2018-09-20 9:30 ` [RFC PATCH v2 1/4] dt: bindings: Add SD tap value properties details for 'xlnx,zynqmp-8.9a' Manish Narani
2018-09-20 9:30 ` Manish Narani
2018-09-20 9:30 ` [RFC PATCH v2 1/4] dt: bindings: Add SD tap value properties details for 'xlnx, zynqmp-8.9a' Manish Narani
2018-10-12 16:29 ` Rob Herring [this message]
2018-10-12 16:29 ` [RFC PATCH v2 1/4] dt: bindings: Add SD tap value properties details for 'xlnx,zynqmp-8.9a' Rob Herring
2018-09-20 9:30 ` [RFC PATCH v2 2/4] firmware: xilinx: Add macros and API for SD tap delays Manish Narani
2018-09-20 9:30 ` Manish Narani
2018-09-20 9:30 ` Manish Narani
2018-09-20 9:30 ` [RFC PATCH v2 3/4] sdhci: arasan: Add support to read and set tap delays from DT for ZynqMP Manish Narani
2018-09-20 9:30 ` Manish Narani
2018-09-20 9:30 ` Manish Narani
2018-09-24 19:13 ` Ulf Hansson
2018-09-24 19:13 ` Ulf Hansson
2018-09-20 9:30 ` [RFC PATCH v2 4/4] arm64: zynqmp: Add 'xlnx,mio-bank' property in SDHCI node Manish Narani
2018-09-20 9:30 ` Manish Narani
2018-09-20 9:30 ` [RFC PATCH v2 4/4] arm64: zynqmp: Add 'xlnx, mio-bank' " Manish Narani
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