Re: [RFC 00/11] arm64: Add support for Amlogic SM1 SoC Family

Neil Armstrong
2019-08-20T13:16:52Z

He Kevin, Martin,

On 01/07/2019 12:46, Neil Armstrong wrote:
> The new Amlogic SM1 SoC Family is a derivative of the Amlogic G12A
> SoC Family, with the following changes :
> - Cortex-A55 cores instead of A53
> - more power domains, including USB & PCIe
> - a neural network co-processor (NNA)
> - a CSI input and image processor
> - some changes in the audio complex, thus not yet enabled
> - new clocks, for NNA, CSI and a clock tree for each CPU Core
>
> This serie does not add support for NNA, CSI or DVFS, it only
> aligns with the current G12A Support.
>
> With thie serie, the SEI610 Board has supported :
> - Default-boot CPU frequency
> - 4k60 HDMI without audio
> - USB3 & USB-C OTG
> - Ethernet
> - LEDs
> - IR
> - GPIO Buttons
> - eMMC
> - SDCard
> - SDIO WiFi
> - UART Bluetooth
>
> Audio (HDMI, Embedded HP, MIcs), IR Output, & RGB Led would be
> supported in following patchsets.

Following the comments in the power domain patches, I'll respin in 2 distinct
patches :
- initial support without USB, Display & power domain updated
- power domain support with USB & Display support

Neil

>
> Dependencies:
> - g12-common.dtsi from the DVFS patchset at [1]
>
> [1] https://patchwork.kernel.org/cover/11025309/
>
> Neil Armstrong (11):
> soc: amlogic: meson-gx-socinfo: Add SM1 and S905X3 IDs
> dt-bindings: power: amlogic, meson-gx-pwrc: Add SM1 bindings
> soc: amlogic: gx-pwrc-vpu: add SM1 support
> soc: amlogic: Add support for SM1 power controller
> dt-bindings: soc: amlogic: clk-measure: Add SM1 compatible
> soc: amlogic: clk-measure: Add support for SM1
> dt-bindings: media: meson-ao-cec: add SM1 compatible
> media: platform: meson-ao-cec-g12a: add support for SM1
> dt-bindings: arm: amlogic: add SM1 bindings
> dt-bindings: arm: amlogic: add SEI Robotics SEI610 bindings
> arm64: dts: add support for SM1 based SEI Robotics SEI610
>
> .../devicetree/bindings/arm/amlogic.yaml | 5 +
> .../bindings/media/meson-ao-cec.txt | 8 +-
> .../bindings/power/amlogic,meson-gx-pwrc.txt | 35 ++
> .../bindings/soc/amlogic/clk-measure.txt | 1 +
> arch/arm64/boot/dts/amlogic/Makefile | 1 +
> .../boot/dts/amlogic/meson-sm1-sei610.dts | 329 ++++++++++++++++++
> arch/arm64/boot/dts/amlogic/meson-sm1.dtsi | 77 ++++
> drivers/media/platform/meson/ao-cec-g12a.c | 37 +-
> drivers/soc/amlogic/Kconfig | 11 +
> drivers/soc/amlogic/Makefile | 1 +
> drivers/soc/amlogic/meson-clk-measure.c | 134 +++++++
> drivers/soc/amlogic/meson-gx-pwrc-vpu.c | 120 +++++++
> drivers/soc/amlogic/meson-gx-socinfo.c | 2 +
> drivers/soc/amlogic/meson-sm1-pwrc.c | 245 +++++++++++++
> include/dt-bindings/power/meson-sm1-power.h | 15 +
> 15 files changed, 1017 insertions(+), 4 deletions(-)
> create mode 100644 arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts
> create mode 100644 arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
> create mode 100644 drivers/soc/amlogic/meson-sm1-pwrc.c
> create mode 100644 include/dt-bindings/power/meson-sm1-power.h
>