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

Bryan Brattlof
2024-02-02T16:36:21Z

Hi Sumit!

On February 2, 2024 thus sayeth Sumit Garg:
> 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.
>

Like all good ideas we should have done this years ago. Thanks for
taking up the task of making this easier for us.

> -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
> >