Re: [PATCH 5/7] arm64: dts: exynos: Add dts files for Samsung Exynos5433 64bit SoC

[Marek Szyprowski]

Hello,


On 2016-08-16 08:35, Chanwoo Choi wrote:
> This patch adds new Exynos5433 dtsi to support 64-bit Exynos5433 SoC based on
> Octa-core CPUs (quad Cortex-A57 and quad Cortex-A53). And Exynos5433 supports
> PSCI (Power State Coordination Interface) v0.1.
>
> This patch includes following Device Tree node to support Exynos5433 SoC:
> 1. Octa cores for big.LITTLE architecture
> - Cortex-A53 LITTLE Quad-core
> - Cortex-A57 big Quad-core
> - Support PSCI v0.1
>
> 2. Clock controller node
> - CMU_TOP   : clocks for IMEM/FSYS/G3D/GSCL/HEVC/MSCL/G2D/MFC/PERIC/PERIS
> - CMU_CPIF  : clocks for LLI (Low Latency Interface)
> - CMU_MIF   : clocks for DRAM Memory Controller
> - CMU_PERIC : clocks for UART/I2C/SPI/I2S/PCM/SPDIF/PWM/SLIMBUS
> - CMU_PERIS : clocks for PMU/TMU/MCT/WDT/RTC/SECKEY/TZPC
> - CMU_FSYS  : clocks for USB/UFS/SDMMC/TSI/PDMA
> - CMU_G2D   : clocks for G2D/MDMA
> - CMU_DISP  : clocks for DECON/HDMI/DSIM/MIXER
> - CMU_AUD   : clocks for Cortex-A5/BUS/AUDIO
> - CMU_BUS{0|1|2} : clocks for global data buses and global peripheral buses
> - CMU_G3D   : clocks for 3D Graphics Engine
> - CMU_GSCL  : clocks for GSCALER
> - CMU_APOLLO: clocks for Cortex-A53 Quad-core processor.
> - CMU_ATLAS : clocks for Cortex-A57 Quad-core processor,
>                CoreSight and L2 cache controller.
> - CMU_MSCL  : clocks for M2M (Memory to Memory) scaler and JPEG IPs.
> - CMU_MFC   : clocks for MFC (Multi-Format Codec) IP.
> - CMU_HEVC  : clocks for HEVC(High Efficiency Video Codec) decoder IP.
> - CMU_ISP   : clocks for FIMC-ISP/DRC/SCLC/DIS/3DNR IPs.
> - CMU_CAM0  : clocks for MIPI_CSIS{0|1}/FIMC_LITE_{A|B|D}/FIMC_3AA{0|1} IPs.
> - CMU_CAM1  : clocks for COrtex-A5/MIPI_CSIS2/FIMC_LITE_C/FIMC-FD IPs.
>
> 3. pinctrl node for GPIO
> - alive/aud/cpif/ese/finger/fsys/imem/nfc/peric/touch pad
>
> 4. Timer
> - ARM architecture timer (armv8-timer)
> - MCT (Multi Core Timer) timer
>
> 5. Interrupt controller (GIC-400)
>
> 6. BUS devices
> - HS-I2C (High-Speed I2C) device
> - SPI (Serial Peripheral Interface) device
>
> 7. Sound devices
> - I2S bus
> - LPASS (Low Power Audio Subsystem)
>
> 8. Power management devices
> - CPUFREQ for for Cortex-A53/A57
> - TMU (Thermal Management Unit) for Cortex-A53/A57, G3D, ISP
>
> 9. Display controller devices
> - DECON (Display and enhancement controller) for panel output
> - DSI (Display Serial Interface)
> - MIC (Mobile Image Compressor)
> - IOMMU for GSCL/DECON/TV/MFC/JPEG/FLITE/3AA/FIMC

I would prefer to instantiate only SYSMMU controllers for the devices that
have been already added, so initially there will by only SYSMMUs for DECON.
Other (GSCL, TV, MFC, JPEG, CAMERA ISP) can be added later together with
respective master device nodes.

> 10. USB
> - USB 3.0 DRD (Dual Role Device) controller
> - USB 3.0 Host controller
>
> 11. Storage devices
> - MSHC (Mobile Stoarage Host Controller)
>
> 12. Misc devices
> - UART device
> - ADC (Analog Digital Converter)
> - PWM (Pulse Width Modulation)
> - ADMA (Advanced DMA) and PDMA (Peripheral DMA)
>
> Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
> Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
> Signed-off-by: Seung-Woo Kim <sw0312.kim@xxxxxxxxxxx>
> Signed-off-by: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
> Signed-off-by: Inki Dae <inki.dae@xxxxxxxxxxx>
> Signed-off-by: Jonghwa Lee <jonghwa3.lee@xxxxxxxxxxx>
> Signed-off-by: Beomho Seo <beomho.seo@xxxxxxxxxxx>
> Signed-off-by: Jaewon Kim <jaewon02.kim@xxxxxxxxxxx>
> Signed-off-by: Hyungwon Hwang <human.hwang@xxxxxxxxxxx>
> Signed-off-by: Inha Song <ideal.song@xxxxxxxxxxx>
> Signed-off-by: Ingi kim <ingi2.kim@xxxxxxxxxxx>
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
> Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
> Signed-off-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
> ---
>   arch/arm64/boot/dts/exynos/exynos5433-pinctrl.dtsi |  794 ++++++++++
>   .../dts/exynos/exynos5433-tmu-g3d-sensor-conf.dtsi |   23 +
>   .../dts/exynos/exynos5433-tmu-sensor-conf.dtsi     |   22 +
>   arch/arm64/boot/dts/exynos/exynos5433-tmu.dtsi     |  306 ++++
>   arch/arm64/boot/dts/exynos/exynos5433.dtsi         | 1580 ++++++++++++++++++++
>   5 files changed, 2725 insertions(+)
>   create mode 100644 arch/arm64/boot/dts/exynos/exynos5433-pinctrl.dtsi
>   create mode 100644 arch/arm64/boot/dts/exynos/exynos5433-tmu-g3d-sensor-conf.dtsi
>   create mode 100644 arch/arm64/boot/dts/exynos/exynos5433-tmu-sensor-conf.dtsi
>   create mode 100644 arch/arm64/boot/dts/exynos/exynos5433-tmu.dtsi
>   create mode 100644 arch/arm64/boot/dts/exynos/exynos5433.dtsi

(snipped)


Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland