On 5 February 2018 at 13:50, Kishon Vijay Abraham I <kishon@xxxxxx> wrote: > Add UHS/HS200 mode support in sdhci-omap. The programming sequence > for voltage switching, tuning is followed from AM572x TRM > http://www.ti.com/lit/ug/spruhz6i/spruhz6i.pdf > (Similar to all AM57x/DRA7x SoCs). The patch series also implements > workaround for errata published in > http://www.ti.com/lit/er/sprz429k/sprz429k.pdf. > > It also includes a pdata-quirk patch since both pdata-quirks and > sdhci-omap uses struct sdhci_omap_platform_data. > > The dt patches enabling UHS/HS200 will follow this series. > > Changes from v1: > *) Only poll on DAT0 and DATI for card_busy status > *) Cleanup iodelay patch as suggested by Tony. > *) Added quirk to disable HW timeout > *) Use the existing data timer but program a relatively accurate > SW timeout value (Impacts all platforms) > *) Fix a bug in sdhci which was using data_timer for non data line > commands > > I've tested on dra72-evm, dra7xx-evm, dra71-evm, am572x-idk, am571x-idk > dra76-evm, am57xx-evm and k2g-evm. > > I've also pushed the series (along with dt) to > https://github.com/kishon/linux-wip.git sdhci_uhs_v2 > > Kishon Vijay Abraham I (16): > mmc: sdhci-omap: Update 'power_mode' outside sdhci_omap_init_74_clocks > mmc: sdhci-omap: Add card_busy host ops > mmc: sdhci-omap: Add custom set_uhs_signaling sdhci_host ops > mmc: sdhci-omap: Add tuning support > mmc: sdhci-omap: Workaround for Errata i802 > mmc: sdhci_omap: Add support to set IODELAY values > mmc: sdhci_omap: Fix sdhci-omap quirks > mmc: sdhci-omap: Add support to override f_max and iodelay from pdata > mmc: sdhci: Add quirk to disable HW timeout > mmc: sdhci: Fix to use data_timer only for data line commands > mmc: sdhci: Program a relatively accurate SW timeout value > mmc: sdhci-omap: Workaround for Errata i834 > dt-bindings: sdhci-omap: Add K2G specific binding > mmc: sdhci-omap: Add support for MMC/SD controller in k2g SoC > mmc: sdhci-omap: Add SPDX identifier > ARM: OMAP2+: Use sdhci-omap specific pdata-quirks for MMC/SD on DRA74x > EVM > > .../devicetree/bindings/mmc/sdhci-omap.txt | 2 + > arch/arm/mach-omap2/pdata-quirks.c | 34 +- > drivers/mmc/host/sdhci-omap.c | 430 +++++++++++++++++++-- > drivers/mmc/host/sdhci.c | 62 ++- > drivers/mmc/host/sdhci.h | 17 + > include/linux/platform_data/sdhci-omap.h | 22 ++ > 6 files changed, 518 insertions(+), 49 deletions(-) > create mode 100644 include/linux/platform_data/sdhci-omap.h > > -- > 2.11.0 > To move forward and while waiting for Adrian to come back, I have applied patch 1 -> 7 for next. Thanks and kind regards Uffe -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
