Re: [PATCH v2 00/13] Introduce basic support for TI's AM62Px SoC family

Sumit Garg
2024-02-02T08:03:20Z

Hi Bryan,

On Thu, 1 Feb 2024 at 08:36, Bryan Brattlof <bb@ti.com> wrote:
>
> Hello Again Everyone!
>
> **Note:** This series depends on the OF_UPSTREAM work from Sumit [0].
> Patch #11 was added to fix some Makefile.spl targets to allow SPL builds
> to complete with the OF_UPSTREAM series.

Thanks for your adoption of OF_UPSTREAM work. As evident from this
series, it would be much easier to maintain U-Boot specific DT pieces
rather than the full SoC specific DT copy from Linux source tree.

-Sumit

>
> The AM62Px is an extension of the existing Sitara AM62x low-cost family
> of application processors built for Automotive and Linux Application
> development. Scalable Arm Cortex-A53 performance and embedded features,
> such as: multi high-definition display support, 3D-graphics
> acceleration, 4K video acceleration, and extensive peripherals make the
> AM62Px well-suited for a broad range of automation and industrial
> application, including automotive digital instrumentation, automotive
> displays, industrial HMI, and more.
>
> Some highlights of AM62P SoC are:
>
> * Quad-Cortex-A53s (running up to 1.4GHz) in a single cluster.
> Dual/Single core variants are provided in the same package to allow HW
> compatible designs.
>
> * One Device manager Cortex-R5F for system power and resource
> management, and one Cortex-R5F for Functional Safety or
> general-purpose usage.
>
> * One 3D GPU up to 50 GLFOPS
>
> * H.264/H.265 Video Encode/Decode.
>
> * Display support: 3x display support over OLDI/LVDS (1x OLDI-DL, 1x or
> 2x OLDI-SL), DSI, or DPI. Up to 3840x1080 @ 60fps resolution
>
> * Integrated Giga-bit Ethernet switch supporting up to a total of two
> external ports (TSN capable).
>
> * 9xUARTs, 5xSPI, 6xI2C, 2xUSB2, 3xCAN-FD, 3xMMC and SD, GPMC for
> NAND/FPGA connection, OSPI memory controller, 3xMcASP for audio,
> 1xCSI-RX-4L for Camera, eCAP/eQEP, ePWM, among other peripherals.
>
> * Dedicated Centralized Hardware Security Module with support for secure
> boot, debug security and crypto acceleration and trusted execution
> environment.
>
> * One 32-bit DDR Subsystem that supports LPDDR4, DDR4 memory types.
>
> * Multiple low power modes support, ex: Deep sleep, Standby, MCU-only,
> enabling battery powered system design.
>
> For those interested, more details about this SoC can be found in the
> Technical Reference Manual here: https://www.ti.com/lit/pdf/spruj83
>
> Proof-of-Life: https://paste.sr.ht/~bryanb/af2ac108a9362549aa326f182e87918d52bf2d71
>
> Currently, while more peripherals are being added in Linux[0], this
> series will only support UART boot.
>
> Thanks for reviewing!
> ~Bryan
>
> Changes from v1: [1]
> - squashed all clk and lpsc tree updates into a single commit
> - corrected SOC_K3_AM642 typo with DM firmware Kconfig option
> - updated RM configs and dma nodes to enable IP that need DMA
> - added the dtb targets to the dts/Makefile
> - rebased the series on top of v2024.01-rc1
> - switched to bootstd rather than use distro boot scripts.
> - enabled OF_UPSTREAM instead of using the arch/arm/dts directory
>
> [0] https://lore.kernel.org/u-boot/20240110103547.719757-1-sumit.garg@linaro.org/
> [1] https://lore.kernel.org/all/20231012230616.2101992-13-bb@ti.com/
>
> Bryan Brattlof (11):
> soc: add info to identify the am62p SoC family
> power: domain: ti: use IS_ENABLED macro
> arm: mach-k3: am62px: introduce clock and device files for wkup spl
> ram: k3-ddrss: enable the am62ax's DDR controller for am62px
> arm: mach-k3: invert logic for split DM firmware config
> arch: mach-k3: introduce basic files to support the am62px SoC family
> board: ti: introduce basic board files for the am62px family
> arm: dts: introduce am62p5 uboot dts files
> Makefile: remove hardcoded device tree source directory
> configs: introduce configs needed for the am62px
> doc: board: ti: introduce am62px documentation
>
> Hari Nagalla (1):
> firmware: ti_sci_static_data: add static DMA channel data
>
> Vignesh Raghavendra (1):
> dma: ti: k3-udma: Add DMA PSIL mappings for AM62P and J722S
>
> Makefile | 18 +-
> arch/arm/dts/Makefile | 2 +
> arch/arm/dts/k3-am62p-ddr-lp4-50-1600.dtsi | 2800 +++++++++++++++++
> arch/arm/dts/k3-am62p-sk-binman.dtsi | 173 +
> arch/arm/dts/k3-am62p5-r5-sk.dts | 101 +
> arch/arm/dts/k3-am62p5-sk-u-boot.dtsi | 49 +
> arch/arm/mach-k3/Kconfig | 9 +-
> arch/arm/mach-k3/Makefile | 1 +
> arch/arm/mach-k3/am62p5_init.c | 280 ++
> arch/arm/mach-k3/am62px/Kconfig | 32 +
> .../arm/mach-k3/include/mach/am62p_hardware.h | 83 +
> arch/arm/mach-k3/include/mach/am62p_spl.h | 49 +
> arch/arm/mach-k3/include/mach/hardware.h | 6 +
> arch/arm/mach-k3/include/mach/spl.h | 4 +
> arch/arm/mach-k3/r5/Makefile | 1 +
> arch/arm/mach-k3/r5/am62px/Makefile | 6 +
> arch/arm/mach-k3/r5/am62px/clk-data.c | 325 ++
> arch/arm/mach-k3/r5/am62px/dev-data.c | 71 +
> board/ti/am62px/Kconfig | 26 +
> board/ti/am62px/MAINTAINERS | 9 +
> board/ti/am62px/Makefile | 7 +
> board/ti/am62px/am62px.env | 16 +
> board/ti/am62px/board-cfg.yaml | 37 +
> board/ti/am62px/evm.c | 29 +
> board/ti/am62px/pm-cfg.yaml | 12 +
> board/ti/am62px/rm-cfg.yaml | 987 ++++++
> board/ti/am62px/sec-cfg.yaml | 378 +++
> board/ti/am62px/tifs-rm-cfg.yaml | 879 ++++++
> configs/am62px_evm_a53_defconfig | 178 ++
> configs/am62px_evm_r5_defconfig | 137 +
> doc/board/ti/am62px_sk.rst | 289 ++
> doc/board/ti/k3.rst | 1 +
> drivers/clk/ti/clk-k3.c | 6 +
> drivers/dma/ti/Makefile | 2 +
> drivers/dma/ti/k3-psil-am62p.c | 325 ++
> drivers/dma/ti/k3-psil-priv.h | 1 +
> drivers/dma/ti/k3-psil.c | 4 +
> drivers/firmware/ti_sci_static_data.h | 5 +-
> drivers/power/domain/ti-power-domain.c | 13 +-
> drivers/ram/Kconfig | 2 +-
> drivers/soc/soc_ti_k3.c | 3 +
> dts/arch/arm64/ti | 1 +
> include/configs/am62px_evm.h | 14 +
> include/k3-clk.h | 1 +
> include/k3-dev.h | 1 +
> scripts/Makefile.spl | 17 +-
> 46 files changed, 7374 insertions(+), 16 deletions(-)
> create mode 100644 arch/arm/dts/k3-am62p-ddr-lp4-50-1600.dtsi
> create mode 100644 arch/arm/dts/k3-am62p-sk-binman.dtsi
> create mode 100644 arch/arm/dts/k3-am62p5-r5-sk.dts
> create mode 100644 arch/arm/dts/k3-am62p5-sk-u-boot.dtsi
> create mode 100644 arch/arm/mach-k3/am62p5_init.c
> create mode 100644 arch/arm/mach-k3/am62px/Kconfig
> create mode 100644 arch/arm/mach-k3/include/mach/am62p_hardware.h
> create mode 100644 arch/arm/mach-k3/include/mach/am62p_spl.h
> create mode 100644 arch/arm/mach-k3/r5/am62px/Makefile
> create mode 100644 arch/arm/mach-k3/r5/am62px/clk-data.c
> create mode 100644 arch/arm/mach-k3/r5/am62px/dev-data.c
> create mode 100644 board/ti/am62px/Kconfig
> create mode 100644 board/ti/am62px/MAINTAINERS
> create mode 100644 board/ti/am62px/Makefile
> create mode 100644 board/ti/am62px/am62px.env
> create mode 100644 board/ti/am62px/board-cfg.yaml
> create mode 100644 board/ti/am62px/evm.c
> create mode 100644 board/ti/am62px/pm-cfg.yaml
> create mode 100644 board/ti/am62px/rm-cfg.yaml
> create mode 100644 board/ti/am62px/sec-cfg.yaml
> create mode 100644 board/ti/am62px/tifs-rm-cfg.yaml
> create mode 100644 configs/am62px_evm_a53_defconfig
> create mode 100644 configs/am62px_evm_r5_defconfig
> create mode 100644 doc/board/ti/am62px_sk.rst
> create mode 100644 drivers/dma/ti/k3-psil-am62p.c
> create mode 120000 dts/arch/arm64/ti
> create mode 100644 include/configs/am62px_evm.h
>
>
> base-commit: b6d8969bcb94321dfed1399f2eaa8768ba42caaa
> prerequisite-patch-id: a2fa61937f80658611e0a2cdf88a11a6214b3645
> prerequisite-patch-id: 1a31af706136646f62e98e88919802b1379feb39
> prerequisite-patch-id: 54b40f9e042ef51755b4fb33ba6f8c4f6af9c17f
> prerequisite-patch-id: d2199c72fa11aea6e478f5a846f8ad786b0afc38
> prerequisite-patch-id: 00e954105cf966b9527bb6ea11373e3da2d4c26d
> prerequisite-patch-id: bb58fb490183bfd836c492ec18590d9ec3b97457
> prerequisite-patch-id: 99cb64427f3b8b401f32cd1d4cc68cd74aaa8733
> prerequisite-patch-id: c461c9afad63446e824d00017c5faab7860de0e9
> prerequisite-patch-id: fdc8c1c111e6329345f0b5c7609f2751e542d2fa
> prerequisite-patch-id: e07cf9612f806d28af7628573d73fefdd4144e63
> prerequisite-patch-id: 15ee392282a7e0d2b99bcf9cded71f965fc32a5b
> prerequisite-patch-id: 91cdc33aa65dd1d205fb8fea5de2980fe2ab2f62
> --
> 2.43.0
>