Hi, On Tuesday 14 June 2016 04:34 AM, Douglas Anderson wrote: > The theme of this series of patches is to try to allow running the eMMC > at 150 MHz on the rk3399 SoC, though the changes should still be correct > and have merit on their own. The motivation for running at 150 MHz is > that doing so improves signal integrity and (with some eMMC devices) > doesn't affect throughput. > > These patches have been structured to keep things as separate as > possible, but nevertheless there are still some dependencies between > patches. It probably makes the most sense for all of the non-device > tree patches to go through a single tree. If others agree, perhaps the > most sane would be to get Acks from PHY maintainers and then to land the > patches in the MMC tree. Device tree patches should be able to be > landed separately and the worst what would happen is a warning in the > kernel log if you have the code without the device tree. > > The code patches are based on Ulf's mmc-next, then 4 patches that are > outstanding / ready to land. Specifically: > - https://patchwork.kernel.org/patch/9086501/ > phy: rockchip-emmc: give DLL some extra time to be ready > - https://patchwork.kernel.org/patch/9093681/ > phy: rockchip-emmc: configure frequency range and drive impedance > - https://patchwork.kernel.org/patch/9086511/ > phy: rockchip-emmc: configure default output tap delay > - https://patchwork.kernel.org/patch/9086531/ > phy: rockchip-emmc: reindent the register definitions Do you want all these "phy: rockchip-emmc:" along with the patch in this series to go in MMC tree? Or I can take all the phy part in my linux-phy -next branch? Thanks Kishon > > The device tree patches are based on Heiko's v4.8-armsoc/dts64. > > If requested, I could repost my series with the outstanding code patches > or I could try folding those patches into mine. Since those patches > aren't in 4.7-rc1 presumably they would also make sense to take through > the MMC tree if others agree. > > Changes in v2: > - Indicate that 5.1 ms is calculated (Shawn). > - Clean up description of rk3399 PHY (Shawn) > - Add Rob Herring's Ack. > - Reorder includes (Shawn) > - Adjust commit message wording (Rob) > - List out clocks and clock names (Rob) > - Move code cleanup before set phyctrl_frqsel based on card clock (Shawn) > - Warn if we're more than 15 MHz from ideal rate (Shawn) > - Fix typo USB => SDHCI (Shawn) > > Douglas Anderson (11): > phy: rockchip-emmc: Increase lock time allowance > mmc: sdhci-of-arasan: Always power the PHY off/on when clock changes > Documentation: mmc: sdhci-of-arasan: Add soc-ctl-syscon for corecfg > regs > mmc: sdhci-of-arasan: Properly set corecfg_baseclkfreq on rk3399 > arm64: dts: rockchip: Add soc-ctl-syscon to sdhci for rk3399 > Documentation: mmc: sdhci-of-arasan: Add ability to export card clock > mmc: sdhci-of-arasan: Add ability to export card clock > Documentation: phy: Let the rockchip eMMC PHY get an exported card > clock > phy: rockchip-emmc: Minor code cleanup in > rockchip_emmc_phy_power_on/off() > phy: rockchip-emmc: Set phyctrl_frqsel based on card clock > arm64: dts: rockchip: Provide emmcclk to PHY for rk3399 > > .../devicetree/bindings/mmc/arasan,sdhci.txt | 35 ++- > .../devicetree/bindings/phy/rockchip-emmc-phy.txt | 9 + > arch/arm64/boot/dts/rockchip/rk3399.dtsi | 5 + > drivers/mmc/host/sdhci-of-arasan.c | 333 +++++++++++++++++++-- > drivers/phy/phy-rockchip-emmc.c | 120 ++++++-- > 5 files changed, 442 insertions(+), 60 deletions(-) > -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
