From: Aapo Vienamo <avienamo@nvidia.com> To: Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Thierry Reding <thierry.reding@gmail.com>, Jonathan Hunter <jonathanh@nvidia.com>, Ulf Hansson <ulf.hansson@linaro.org>, Adrian Hunter <adrian.hunter@intel.com>, Mikko Perttunen <mperttunen@nvidia.com>, Stefan Agner <stefan@agner.ch> Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, Aapo Vienamo <avienamo@nvidia.com> Subject: [PATCH 02/40] dt-bindings: mmc: tegra: Add pad voltage control properties Date: Wed, 1 Aug 2018 19:31:52 +0300 [thread overview] Message-ID: <1533141150-10511-3-git-send-email-avienamo@nvidia.com> (raw) In-Reply-To: <1533141150-10511-1-git-send-email-avienamo@nvidia.com> Document the pinctrl bindings used by the SDHCI driver to reconfigure pad voltages on controllers supporting multiple voltage levels. Signed-off-by: Aapo Vienamo <avienamo@nvidia.com> Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com> Reviewed-by: Rob Herring <robh@kernel.org> --- .../bindings/mmc/nvidia,tegra20-sdhci.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt index 9bce578..90c214d 100644 --- a/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt @@ -38,3 +38,25 @@ sdhci@c8000200 { power-gpios = <&gpio 155 0>; /* gpio PT3 */ bus-width = <8>; }; + +Optional properties for Tegra210 and Tegra186: +- pinctrl-names, pinctrl-0, pinctrl-1 : Specify pad voltage + configurations. Valid pinctrl-names are "sdmmc-3v3" and "sdmmc-1v8" + for controllers supporting multiple voltage levels. The order of names + should correspond to the pin configuration states in pinctrl-0 and + pinctrl-1. + +Example: +sdhci@700b0000 { + compatible = "nvidia,tegra210-sdhci", "nvidia,tegra124-sdhci"; + reg = <0x0 0x700b0000 0x0 0x200>; + interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA210_CLK_SDMMC1>; + clock-names = "sdhci"; + resets = <&tegra_car 14>; + reset-names = "sdhci"; + pinctrl-names = "sdmmc-3v3", "sdmmc-1v8"; + pinctrl-0 = <&sdmmc1_3v3>; + pinctrl-1 = <&sdmmc1_1v8>; + status = "disabled"; +}; -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Aapo Vienamo <avienamo@nvidia.com> To: Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Thierry Reding <thierry.reding@gmail.com>, Jonathan Hunter <jonathanh@nvidia.com>, Ulf Hansson <ulf.hansson@linaro.org>, Adrian Hunter <adrian.hunter@intel.com>, Mikko Perttunen <mperttunen@nvidia.com>, Stefan Agner <stefan@agner.ch> Cc: <devicetree@vger.kernel.org>, <linux-tegra@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <linux-mmc@vger.kernel.org>, Aapo Vienamo <avienamo@nvidia.com> Subject: [PATCH 02/40] dt-bindings: mmc: tegra: Add pad voltage control properties Date: Wed, 1 Aug 2018 19:31:52 +0300 [thread overview] Message-ID: <1533141150-10511-3-git-send-email-avienamo@nvidia.com> (raw) In-Reply-To: <1533141150-10511-1-git-send-email-avienamo@nvidia.com> Document the pinctrl bindings used by the SDHCI driver to reconfigure pad voltages on controllers supporting multiple voltage levels. Signed-off-by: Aapo Vienamo <avienamo@nvidia.com> Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com> Reviewed-by: Rob Herring <robh@kernel.org> --- .../bindings/mmc/nvidia,tegra20-sdhci.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt index 9bce578..90c214d 100644 --- a/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt @@ -38,3 +38,25 @@ sdhci@c8000200 { power-gpios = <&gpio 155 0>; /* gpio PT3 */ bus-width = <8>; }; + +Optional properties for Tegra210 and Tegra186: +- pinctrl-names, pinctrl-0, pinctrl-1 : Specify pad voltage + configurations. Valid pinctrl-names are "sdmmc-3v3" and "sdmmc-1v8" + for controllers supporting multiple voltage levels. The order of names + should correspond to the pin configuration states in pinctrl-0 and + pinctrl-1. + +Example: +sdhci@700b0000 { + compatible = "nvidia,tegra210-sdhci", "nvidia,tegra124-sdhci"; + reg = <0x0 0x700b0000 0x0 0x200>; + interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA210_CLK_SDMMC1>; + clock-names = "sdhci"; + resets = <&tegra_car 14>; + reset-names = "sdhci"; + pinctrl-names = "sdmmc-3v3", "sdmmc-1v8"; + pinctrl-0 = <&sdmmc1_3v3>; + pinctrl-1 = <&sdmmc1_1v8>; + status = "disabled"; +}; -- 2.7.4
next prev parent reply other threads:[~2018-08-01 16:31 UTC|newest] Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-08-01 16:31 [PATCH 00/40] Tegra SDHCI add support for HS200 and UHS signaling Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo 2018-08-01 16:31 ` [PATCH 01/40] dt-bindings: Add Tegra PMC pad configuration bindings Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo 2018-08-09 12:13 ` Thierry Reding 2018-08-09 16:24 ` Aapo Vienamo 2018-08-09 16:24 ` Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo [this message] 2018-08-01 16:31 ` [PATCH 02/40] dt-bindings: mmc: tegra: Add pad voltage control properties Aapo Vienamo 2018-08-09 12:15 ` Thierry Reding 2018-08-09 16:36 ` Aapo Vienamo 2018-08-09 16:36 ` Aapo Vienamo 2018-08-01 16:31 ` [PATCH 03/40] dt-bindings: Add Tegra SDHCI pad pdpu offset bindings Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo 2018-08-09 12:18 ` Thierry Reding 2018-08-01 16:31 ` [PATCH 04/40] dt-bindings: mmc: Add Tegra SDHCI sampling trimmer values Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo 2018-08-01 16:31 ` [PATCH 05/40] soc/tegra: pmc: Fix pad voltage configuration for Tegra186 Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo 2018-08-09 12:20 ` Thierry Reding 2018-08-01 16:31 ` [PATCH 06/40] soc/tegra: pmc: Factor out DPD register bit calculation Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo 2018-08-01 16:31 ` [PATCH 07/40] soc/tegra: pmc: Implement tegra_io_pad_is_powered() Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo 2018-08-09 12:22 ` Thierry Reding 2018-08-01 16:31 ` [PATCH 08/40] soc/tegra: pmc: Use X macro to generate IO pad tables Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo 2018-08-01 16:31 ` [PATCH 09/40] soc/tegra: pmc: Remove public pad voltage APIs Aapo Vienamo 2018-08-01 16:31 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 10/40] soc/tegra: pmc: Implement pad configuration via pinctrl Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-09 12:27 ` Thierry Reding 2018-08-09 12:44 ` Aapo Vienamo 2018-08-09 12:44 ` Aapo Vienamo 2018-08-09 13:12 ` Thierry Reding 2018-08-01 16:32 ` [PATCH 11/40] mmc: sdhci: Add a quirk to skip clearing the transfer mode register on tuning Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 12/40] mmc: tegra: Reconfigure pad voltages during voltage switching Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-09 12:43 ` Thierry Reding 2018-08-09 12:52 ` Aapo Vienamo 2018-08-09 12:52 ` Aapo Vienamo 2018-08-09 13:14 ` Thierry Reding 2018-08-01 16:32 ` [PATCH 13/40] mmc: tegra: Poll for calibration completion Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-09 12:46 ` Thierry Reding 2018-08-09 12:56 ` Aapo Vienamo 2018-08-09 12:56 ` Aapo Vienamo 2018-08-09 13:44 ` Thierry Reding 2018-08-01 16:32 ` [PATCH 14/40] mmc: tegra: Set calibration pad voltage reference Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 15/40] mmc: tegra: Power on the calibration pad Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-09 12:52 ` Thierry Reding 2018-08-01 16:32 ` [PATCH 16/40] mmc: tegra: Disable card clock during pad calibration Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-09 12:54 ` Thierry Reding 2018-08-01 16:32 ` [PATCH 17/40] mmc: tegra: Program pad autocal offsets from dt Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 18/40] mmc: tegra: Perform pad calibration after voltage switch Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 19/40] mmc: tegra: Enable pad calibration on Tegra210 and Tegra186 Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 20/40] mmc: tegra: Add a workaround for tap value change glitch Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-09 12:58 ` Thierry Reding 2018-08-01 16:32 ` [PATCH 21/40] mmc: tegra: Parse default trim and tap from dt Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 22/40] mmc: tegra: Configure default tap values Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 23/40] mmc: tegra: Configure default trim value on reset Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 24/40] mmc: tegra: Use standard SDHCI tuning on Tegra210 and Tegra186 Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 25/40] mmc: sdhci: Add a quirk to disable card clock during tuning Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 26/40] mmc: tegra: Enable workaround for tuning transfer mode bug Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 27/40] mmc: tegra: Set SDHCI_QUIRK2_TUNE_DIS_CARD_CLK on Tegra210 Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 28/40] mmc: tegra: Enable UHS and HS200 modes for Tegra210 Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 29/40] mmc: tegra: Enable UHS and HS200 modes for Tegra186 Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 30/40] arm64: dts: Add Tegra210 sdmmc pinctrl voltage states Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 31/40] arm64: dts: Add Tegra186 " Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 32/40] arm64: dts: tegra210-p2180: Allow ldo2 to go down to 1.8 V Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 33/40] arm64: dts: tegra210-p2180: Correct sdmmc4 vqmmc-supply Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 34/40] arm64: dts: tegra210-p2597: Remove no-1-8-v from sdmmc1 Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 35/40] arm64: dts: tegra186: Add sdmmc pad auto calibration offsets Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 36/40] arm64: dts: tegra210: " Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 37/40] arm64: dts: tegra210: Add SDHCI tap and trim values Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 38/40] arm64: dts: tegra186: " Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 39/40] arm64: dts: tegra186: Assign clocks for sdmmc1 and sdmmc4 Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo 2018-08-01 16:32 ` [PATCH 40/40] arm64: dts: tegra210: " Aapo Vienamo 2018-08-01 16:32 ` Aapo Vienamo
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