On Mon, Jun 29, 2020 at 05:54:50AM +0300, Dmitry Osipenko wrote:
> Hello,
>
> This series introduces upstream kernel support for Acer Iconia Tab A500
> and ASUS Google Nexus 7 tablet devices. Please review and apply, thanks
> in advance.
>
> Changelog:
>
> v10:- Rebased on a recent linux-next which got some device-tree changes:
>
> - Renamed sdhci@ DT nodes to mmc@
> - Removed simple-busses from DTs
> - Checked DTBs using upcoming YAML bindings from Thierry Reding
>
> v9: - Nexus 7 memory timings are moved out to a separate dtsi file to ease
> reviewing of the device-trees since the sparse definition of the timings
> within multiple DT files created some unnecessary confusion.
> Thanks to Michał Mirosław for the suggestion.
>
> v8: - The eMMC voltage regulator is now marked as always-ON in all
> device-trees because turned out that some bootloader versions have
> assumption about the enabled regulator at a boot time. This fixes
> machine hanging on a warm reboot, it's also matching the downstream
> kernel regulator configuration.
>
> - The core regulator of the Ti PMIC Nexus 7 variant is now limited
> to a 1.35V, which is a more realistic limit than 1.5V that was borrowed
> from the Cardhu device-tree. Now both Maxim and Ti variants have the
> common limits.
>
> - Added acks from Rob Herring.
>
> v7: - This version brings support for a Nexus 7 variant that uses Ti PMIC
> instead of the Maxim PMIC. Previously we assumed that variant with
> the Ti PMIC doesn't exist in a wild, but turned out that it was a
> wrong assumption. In a result the device-trees are separated into
> more DTSI pieces, which combined together form the final device-tree.
> Thanks to Zack Pearsall for testing the Ti version!
>
> - The camera voltage regulator is now preset to a correct 1.8v in the
> Nexus 7 device-tree.
>
> v6: - Corrected PMIC's RTC alias in the DTs. Sometime ago I renamed the
> PMIC's node to match the modern upstream styling, but forgot to change
> the RTC alias. Now PMIC RTC alias uses node's handle instead of string.
>
> - Removed "panel: " handle from device trees, which became unused after
> v5 and I just missed to remove it.
>
> v5: - After spending some more time on adding LVDS encoder bridge support
> to the Tegra DRM driver, I'm now having a second thought and agree
> with Thierry Reding that in a longer run it should be better not to
> mix old nvidia,panel with new output graph in device-tree. So the
> nvidia,panel phandle is removed now in both A500 and Nexus 7 DTs.
>
> v4: - Corrected CPU's thermal zone on both A500 and Nexus 7, which
> should use the remote thermal sensor (Tegra chip) instead of the
> local ("skin" temperature).
>
> - Added default PMIC pinmux state on Nexus 7, for completeness.
>
> - Added PMIC cpu_pwr_req GPIO hog on Nexus 7, for completeness.
>
> - Renamed thermal sensor node label to NCT72 on Nexus 7 to match the
> actual hardware (NCT72 is compatible with NCT1008). For completeness.
>
> - Added always-on USB AVDD regulator on Nexus 7, which is controlled by
> the PMIC GPIO. For completeness.
>
> - Added PMIC GPIO enable-control to the 3v3_sys regulator on Nexus 7,
> for completeness.
>
> - Added CONFIG_NAMESPACES, CONFIG_USER_NS, CONFIG_SECCOMP and
> CONFIG_PINCTRL_MAX77620 to the tegra_defconfig. The first three
> options are must-have for the modern userspace, the last is somewhat
> actual now since the default PMIC pinmux state is added to the N7 DT.
>
> v3: - Improved device-tree node-names in accordance to review comments that
> were made by Thierry Reding to v2.
>
> - Corrected LVDS encoder powerdown-GPIO polarity on both A500 and Nexus 7
> because I implemented the DRM bridges support in the Tegra DRM driver
> and found that there was a mistake in the device-trees. The updated
> polarity also matches the boards schematics. Now DRM bridges support
> becomes mandatory since LVDS is getting disabled during of the encoder
> driver probing. I'll send the DRM patch separately from this series.
>
> - Replaced recently deprecated CONFIG_DRM_LVDS_ENCODER with the new
> CONFIG_DRM_LVDS_CODEC in tegra_defconfig.
>
> - Added more config options to tegra_defconfig, like pstore and thermal.
>
> - Added atmel,cfg_name to the A500 DT, which is a new upcoming property
> in 5.8+ that allows to specify the per-board hardware config file name.
>
> v2: - Corrected "volume down" key-label in the grouper's device-tree and
> improved some other names in device-trees.
>
> - Added optional (upcoming in 5.8+) VDD/AVDD regulators to the touchscreen
> node in A500 device-tree.
>
> Dmitry Osipenko (6):
> ARM: tegra: Add device-tree for Acer Iconia Tab A500
> ARM: tegra: Add device-tree for ASUS Google Nexus 7
> dt-bindings: Add vendor prefix for Acer Inc.
> dt-bindings: ARM: tegra: Add Acer Iconia Tab A500
> dt-bindings: ARM: tegra: Add ASUS Google Nexus 7
> ARM: tegra_defconfig: Enable options useful for Nexus 7 and Acer A500
>
> .../devicetree/bindings/arm/tegra.yaml | 10 +
> .../devicetree/bindings/vendor-prefixes.yaml | 2 +
> arch/arm/boot/dts/Makefile | 4 +
> .../boot/dts/tegra20-acer-a500-picasso.dts | 1438 +++++++++++++++
> .../dts/tegra30-asus-nexus7-grouper-E1565.dts | 9 +
> .../dts/tegra30-asus-nexus7-grouper-PM269.dts | 9 +
> .../tegra30-asus-nexus7-grouper-common.dtsi | 1232 +++++++++++++
> ...egra30-asus-nexus7-grouper-maxim-pmic.dtsi | 185 ++
> ...30-asus-nexus7-grouper-memory-timings.dtsi | 1565 +++++++++++++++++
> .../tegra30-asus-nexus7-grouper-ti-pmic.dtsi | 149 ++
> .../boot/dts/tegra30-asus-nexus7-grouper.dtsi | 149 ++
> .../dts/tegra30-asus-nexus7-tilapia-E1565.dts | 9 +
> ...30-asus-nexus7-tilapia-memory-timings.dtsi | 325 ++++
> .../boot/dts/tegra30-asus-nexus7-tilapia.dtsi | 235 +++
> arch/arm/configs/tegra_defconfig | 42 +
> 15 files changed, 5363 insertions(+)
> create mode 100644 arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-grouper-E1565.dts
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-grouper-PM269.dts
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-grouper-memory-timings.dtsi
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-grouper-ti-pmic.dtsi
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-grouper.dtsi
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-tilapia-E1565.dts
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-tilapia-memory-timings.dtsi
> create mode 100644 arch/arm/boot/dts/tegra30-asus-nexus7-tilapia.dtsi
Applied, thanks.
Thierry
Attachment:
signature.asc
Description: PGP signature
