On Fri, Aug 10, 2018 at 09:08:02PM +0300, Aapo Vienamo wrote: > Hi all, > > This series implements support for faster signaling modes on Tegra > SDHCI controllers. This series consist of several parts: changes > requried for 1.8 V signaling and pad control, pad calibration, and > tuning. Following earlies patch sets have been merged into this > larger set: "Tegra PMC pinctrl pad configuration", "Tegra SDHCI enable > 1.8 V signaling on Tegar210 and Tegra186", "Tegra SDHCI update the > padautocal procedure". Also the patches for enabling SDHCI tuning > are added. > > Changelog: > v2: > - Fix grammar in PMC device tree bindings docs > - Remove a stray line from tegra sdhci bindings > - Cosmetic changes to PMC pinctrl driver > - Fix a typo in "soc/tegra: pmc: Implement > tegra_io_pad_is_powered()" commit message > - Declare mask and value on the same line in > tegra_io_pad_is_powered() > - Move the call to tegra_sdhci_is_pad_and_regulator_valid() to > inside the if condition in tegra_sdhci_reset() > - Use usleep_range() in tegra_sdhci_configure_cal_pad() > - Move sdhci_writel() out of the enable if-else body in > tegra_sdhci_configure_cal_pad() > - Add a delay before starting polling in > tegra_sdhci_pad_autocalib() > - Use usleep_range() in tegra_sdhci_set_tap() > - Rename orig_enabled to status in > tegra_sdhci_configure_card_clk() > - Fix if condition wrapping alignment in tegra_sdhci_set_tap() > > v1: > - Probe the regulator voltage capabilities to determine whether pinctrl > is needed in tegra_sdhci_r eset > - Don't remove tegra_sdhci_voltage_switch() > - Use dev_warn() in tegra_sdhci_init_pinctrl_info() > - Don't change start_signal_voltage_switch callback if pinctrl info > invalid > - Only call udelay(1) on enable in tegra_sdhci_configure_cal_pad() > - Add nvidia, prefix to pad autocal offset dt props in the example > > See the original patch sets for earlier changelogs. > > Aapo Vienamo (40): > dt-bindings: Add Tegra PMC pad configuration bindings > dt-bindings: mmc: tegra: Add pad voltage control properties > dt-bindings: Add Tegra SDHCI pad pdpu offset bindings > dt-bindings: mmc: Add Tegra SDHCI sampling trimmer values > soc/tegra: pmc: Fix pad voltage configuration for Tegra186 > soc/tegra: pmc: Factor out DPD register bit calculation > soc/tegra: pmc: Implement tegra_io_pad_is_powered() > soc/tegra: pmc: Use X macro to generate IO pad tables > soc/tegra: pmc: Remove public pad voltage APIs > soc/tegra: pmc: Implement pad configuration via pinctrl > mmc: sdhci: Add a quirk to skip clearing the transfer mode register on > tuning > mmc: tegra: Reconfigure pad voltages during voltage switching > 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 > mmc: tegra: Program pad autocal offsets from dt > mmc: tegra: Perform pad calibration after voltage switch > mmc: tegra: Enable pad calibration on Tegra210 and Tegra186 > mmc: tegra: Add a workaround for tap value change glitch > mmc: tegra: Parse default trim and tap from dt > mmc: tegra: Configure default tap values > mmc: tegra: Configure default trim value on reset > mmc: tegra: Use standard SDHCI tuning on Tegra210 and Tegra186 > mmc: sdhci: Add a quirk to disable card clock during tuning > mmc: tegra: Enable workaround for tuning transfer mode bug > mmc: tegra: Set SDHCI_QUIRK2_TUNE_DIS_CARD_CLK on Tegra210 > mmc: tegra: Enable UHS and HS200 modes for Tegra210 > mmc: tegra: Enable UHS and HS200 modes for Tegra186 > arm64: dts: Add Tegra210 sdmmc pinctrl voltage states > arm64: dts: Add Tegra186 sdmmc pinctrl voltage states > arm64: dts: tegra210-p2180: Allow ldo2 to go down to 1.8 V > arm64: dts: tegra210-p2180: Correct sdmmc4 vqmmc-supply > arm64: dts: tegra210-p2597: Remove no-1-8-v from sdmmc1 > arm64: dts: tegra186: Add sdmmc pad auto calibration offsets > arm64: dts: tegra210: Add sdmmc pad auto calibration offsets > arm64: dts: tegra210: Add SDHCI tap and trim values > arm64: dts: tegra186: Add SDHCI tap and trim values > arm64: dts: tegra186: Assign clocks for sdmmc1 and sdmmc4 > arm64: dts: tegra210: Assign clocks for sdmmc1 and sdmmc4 > > .../bindings/arm/tegra/nvidia,tegra186-pmc.txt | 93 ++++ > .../bindings/arm/tegra/nvidia,tegra20-pmc.txt | 103 ++++ > .../bindings/mmc/nvidia,tegra20-sdhci.txt | 68 +++ > arch/arm64/boot/dts/nvidia/tegra186.dtsi | 74 +++ > arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 12 +- > arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 1 - > arch/arm64/boot/dts/nvidia/tegra210.dtsi | 55 ++ > drivers/mmc/host/sdhci-tegra.c | 556 +++++++++++++++++++-- > drivers/mmc/host/sdhci.c | 21 + > drivers/mmc/host/sdhci.h | 4 + > drivers/soc/tegra/pmc.c | 511 ++++++++++++++----- > include/dt-bindings/pinctrl/pinctrl-tegra-io-pad.h | 18 + > include/soc/tegra/pmc.h | 20 +- > 13 files changed, 1324 insertions(+), 212 deletions(-) > create mode 100644 include/dt-bindings/pinctrl/pinctrl-tegra-io-pad.h Adrian, these patches are also a prerequisite for the UHS signalling changes in the other two series that Aapo posted. It'd be great if you could take a quick look and weigh in. Thanks, Thierry
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