From mboxrd@z Thu Jan 1 00:00:00 1970 From: Aapo Vienamo Subject: [PATCH 00/10] Update the pad autocal procedure Date: Tue, 24 Jul 2018 17:29:41 +0300 Message-ID: <1532442591-5640-1-git-send-email-avienamo@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Ulf Hansson , Rob Herring , Mark Rutland , Thierry Reding , Jonathan Hunter , Adrian Hunter , Mikko Perttunen Cc: linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, Aapo Vienamo List-Id: devicetree@vger.kernel.org Hi all, Update the tegra_sdhci_pad_autocalib() pad drive strength calibration procedure to match the ones specified in the TRMs of the more recent SoCs. This was tested on Tegra186, Tegra210, and Tegra124, although it should not break things older generations either. This series depends on the "Tegra SDHCI enable 1.8 V signaling on Tegar210 and Tegra186" series posted earlier. Aapo Vienamo (10): mmc: tegra: Poll for calibration completion mmc: tegra: Set calibration pad voltage reference mmc: tegra: Power on the calibration pad mmc: tegra: Disable card clock during pad calibration dt-bindings: Add Tegra SDHCI pad pdpu offset bindings mmc: tegra: Program pad autocal offsets from dt arm64: dts: tegra186: Add sdmmc pad auto calibration offsets arm64: dts: tegra210: Add sdmmc pad auto calibration offsets mmc: tegra: Perform pad calibration after voltage switch mmc: tegra: Enable pad calibration on Tegra210 and Tegra186 .../bindings/mmc/nvidia,tegra20-sdhci.txt | 32 +++ arch/arm64/boot/dts/nvidia/tegra186.dtsi | 20 ++ arch/arm64/boot/dts/nvidia/tegra210.dtsi | 12 + drivers/mmc/host/sdhci-tegra.c | 242 ++++++++++++++++++++- 4 files changed, 297 insertions(+), 9 deletions(-) -- 2.7.4