[U-Boot] [PATCH V2 00/32] i.MX: Add i.MX8QXP support
Peter Robinson
pbrobinson at gmail.com
Wed Jul 18 12:43:55 UTC 2018
>> On Wednesday 18 July 2018 07:05 AM, Peng Fan wrote:
>> > This patchset is to upstream i.MX8QXP and mek board support, with some
>> > drivers update to support i.MX8QXP. The information about the
>> > processor could be found
>> > https://emea01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww
>> > .nxp.com%2Fproducts%2Fprocessors-and-microcontrollers%2Fapplications-p
>> > rocessors%2Fi.mx-applications-processors%2Fi.mx-8-processors%2Fi.mx-8x
>> > -family-arm-cortex-a35-3d-graphics-4k-video-dsp-error-correcting-code-
>> >
>> on-ddr%3Ai.MX8X&data=02%7C01%7Cpeng.fan%40nxp.com%7C6d7cd47
>> a195849
>> >
>> c095ba08d5ec88ba4d%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C1%7
>> C636674
>> >
>> 994349559376&sdata=1W0nb9VUQkwcnpKup2GXnD5tBOLe27xF1iMBhpg
>> vCkw%3D&
>> > amp;reserved=0
>> >
>> > The architecture of i.MX8QXP is different from i.MX6/7/8M, inside
>> > i.MX8QXP, there is a dedicated processor(SCU) used for
>> > power/clock/pin/
>>
>> Out of curiosity, How is the firmware loaded to this SCU? Who is responsible for
>> loading the firmware?
>
> It is ROM code loading the firmware.
Is it loading it from ROM too or a filesystem somewhere? If the later
is it published somewhere? Is it open?
>> > pad/resource management/thermal and etc.
>> >
>> > V2:
>> > In this V2 patchset, the SCFW API is replaced by uclass driver
>> > implementation, but the api name is not changed from scfw api.
>> > The related macro definitions are kept in different api.h file
>> > following SCFW API file structure.
>> >
>> > Impelemnted scu misc driver to handle the low level communication
>> > between Acore and SCU.
>> > Implemented rm/pm/pad/misc protocol code to invoke misc_call for
>> > different functionality.
>> > The dm clk/pinctrl/power and others will invokde the protocol api to
>> > communicate with SCU.
>> >
>> > The arch/arm/mach-imx/imx8/clock.c currently is only a dummy file to
>> > avoid build break for mxc_get_clock.
>> >
>> > The i2c patch and common power domain patches are removed from this
>> > patchset.
>> >
>> > The imx8 name still kept, this is because NXP marketing requires to
>> > use this name for i.MX branding.
>> >
>> > Peng Fan (30):
>> > dt-bindings: pinctrl: add i.MX8QXP pads definition
>> > dt-bindings: clock: dt-bindings: pinctrl: add i.MX8QXP clocks
>> > definition
>> > dt-bindings: soc: add i.MX8QXP pm and rsrc definition
>> > imx8: add scfw macro definition
>> > imx: add Kconfig entry for i.MX8QXP
>> > arm: build mach-imx for i.MX8
>> > misc: add i.MX8 misc driver
>> > misc: imx8: add scfw api impementation
>> > arm: global_data: add scu_dev for i.MX8
>> > imx: boot_mode: Add FLEXSPI boot entry
>> > imx8: add imx-regs header file
>> > imx8: pins: include i.MX8QXP pin header when CONFIG_IMX8QXP defined
>> > imx: add i.MX8 cpu type
>> > armv8: add cpu core helper functions
>> > imx8: add basic cpu support
>> > imx8: add boot device detection
>> > imx8: implement mmc_get_env_dev
>> > imx8: add mmu and dram related functiions
>> > imx8: add arch_cpu_init arch_cpu_init_dm
>> > imx8: add iomux configuration api
>> > imx8: add dummy clock
>> > gpio: mxc_gpio: add support for i.MX8
>> > pinctrl: Add pinctrl driver for i.MX8
>> > power: Add power domain driver for i.MX8
>> > clk: imx: add clk driver for i.MX8QXP
>> > serial_lpuart: Update lpuart driver to support i.MX8
>> > serial: lpuart: support uclass clk api
>> > mmc: fsl_esdhc: add uclass clk support
>> > arm: dts: introduce dtsi for i.MX8QXP
>> > imx: add i.MX8QXP MEK board support
>> >
>> > Ye Li (2):
>> > serial: lpuart: Enable RX and TX FIFO
>> > fsl_esdhc: Update usdhc driver to support i.MX8
>> >
>> > arch/arm/Kconfig | 8 +
>> > arch/arm/Makefile | 2 +-
>> > arch/arm/dts/Makefile | 2 +
>> > arch/arm/dts/fsl-imx8-ca35.dtsi | 66 ++
>> > arch/arm/dts/fsl-imx8dx.dtsi | 444
>> +++++++++++++
>> > arch/arm/dts/fsl-imx8dxp.dtsi | 11 +
>> > arch/arm/dts/fsl-imx8qxp-mek.dts | 136 ++++
>> > arch/arm/dts/fsl-imx8qxp.dtsi | 51 ++
>> > arch/arm/include/asm/arch-imx/cpu.h | 5 +
>> > arch/arm/include/asm/arch-imx8/clock.h | 27 +
>> > arch/arm/include/asm/arch-imx8/gpio.h | 21 +
>> > arch/arm/include/asm/arch-imx8/imx-regs.h | 46 ++
>> > arch/arm/include/asm/arch-imx8/imx8-pins.h | 15 +
>> > arch/arm/include/asm/arch-imx8/iomux.h | 40 ++
>> > arch/arm/include/asm/arch-imx8/power-domain.h | 15 +
>> > arch/arm/include/asm/arch-imx8/sci/rpc.h | 159 +++++
>> > arch/arm/include/asm/arch-imx8/sci/sci.h | 86 +++
>> > arch/arm/include/asm/arch-imx8/sci/svc/misc/api.h | 30 +
>> > arch/arm/include/asm/arch-imx8/sci/svc/pad/api.h | 57 ++
>> > arch/arm/include/asm/arch-imx8/sci/svc/pm/api.h | 44 ++
>> > arch/arm/include/asm/arch-imx8/sci/svc/rm/api.h | 69 ++
>> > arch/arm/include/asm/arch-imx8/sci/types.h | 220 +++++++
>> > arch/arm/include/asm/arch-imx8/sys_proto.h | 19 +
>> > arch/arm/include/asm/armv8/cpu.h | 26 +
>> > arch/arm/include/asm/global_data.h | 4 +
>> > arch/arm/include/asm/mach-imx/boot_mode.h | 1 +
>> > arch/arm/include/asm/mach-imx/sys_proto.h | 3 +
>> > arch/arm/mach-imx/Makefile | 1 +
>> > arch/arm/mach-imx/imx8/Kconfig | 22 +
>> > arch/arm/mach-imx/imx8/Makefile | 7 +
>> > arch/arm/mach-imx/imx8/clock.c | 21 +
>> > arch/arm/mach-imx/imx8/cpu.c | 544
>> ++++++++++++++++
>> > arch/arm/mach-imx/imx8/iomux.c | 43 ++
>> > board/freescale/imx8qxp_mek/Kconfig | 14 +
>> > board/freescale/imx8qxp_mek/MAINTAINERS | 6 +
>> > board/freescale/imx8qxp_mek/Makefile | 7 +
>> > board/freescale/imx8qxp_mek/imx8qxp_mek.c | 152 +++++
>> > configs/imx8qxp_mek_defconfig | 37 ++
>> > drivers/clk/Kconfig | 1 +
>> > drivers/clk/Makefile | 1 +
>> > drivers/clk/imx/Kconfig | 6 +
>> > drivers/clk/imx/Makefile | 5 +
>> > drivers/clk/imx/clk-imx8.c | 212 ++++++
>> > drivers/gpio/mxc_gpio.c | 30 +-
>> > drivers/misc/Makefile | 1 +
>> > drivers/misc/imx8/Makefile | 3 +
>> > drivers/misc/imx8/clk.c | 93 +++
>> > drivers/misc/imx8/misc.c | 88 +++
>> > drivers/misc/imx8/pad.c | 39 ++
>> > drivers/misc/imx8/pm.c | 38 ++
>> > drivers/misc/imx8/rm.c | 97 +++
>> > drivers/misc/imx8/scu.c | 247 +++++++
>> > drivers/mmc/fsl_esdhc.c | 30 +-
>> > drivers/pinctrl/nxp/Kconfig | 18 +
>> > drivers/pinctrl/nxp/Makefile | 2 +
>> > drivers/pinctrl/nxp/pinctrl-imx.c | 209 +++---
>> > drivers/pinctrl/nxp/pinctrl-imx.h | 16 +
>> > drivers/pinctrl/nxp/pinctrl-imx8.c | 40 ++
>> > drivers/pinctrl/nxp/pinctrl-scu.c | 66 ++
>> > drivers/power/domain/Kconfig | 6 +
>> > drivers/power/domain/Makefile | 1 +
>> > drivers/power/domain/imx8-power-domain.c | 312 +++++++++
>> > drivers/serial/serial_lpuart.c | 126 +++-
>> > include/configs/imx8qxp_mek.h | 157 +++++
>> > include/dt-bindings/clock/imx8qxp-clock.h | 583
>> +++++++++++++++++
>> > include/dt-bindings/pinctrl/pads-imx8qxp.h | 757
>> ++++++++++++++++++++++
>> > include/dt-bindings/soc/imx8_pd.h | 188 ++++++
>> > include/dt-bindings/soc/imx_rsrc.h | 557
>> ++++++++++++++++
>> > include/fsl_lpuart.h | 2 +-
>> > 69 files changed, 6251 insertions(+), 141 deletions(-) create mode
>> > 100644 arch/arm/dts/fsl-imx8-ca35.dtsi create mode 100644
>> > arch/arm/dts/fsl-imx8dx.dtsi create mode 100644
>> > arch/arm/dts/fsl-imx8dxp.dtsi create mode 100644
>> > arch/arm/dts/fsl-imx8qxp-mek.dts create mode 100644
>> > arch/arm/dts/fsl-imx8qxp.dtsi create mode 100644
>> > arch/arm/include/asm/arch-imx8/clock.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/gpio.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/imx-regs.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/imx8-pins.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/iomux.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/power-domain.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/sci/rpc.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/sci/sci.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/sci/svc/misc/api.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/sci/svc/pad/api.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/sci/svc/pm/api.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/sci/svc/rm/api.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/sci/types.h
>> > create mode 100644 arch/arm/include/asm/arch-imx8/sys_proto.h
>> > create mode 100644 arch/arm/include/asm/armv8/cpu.h create mode
>> > 100644 arch/arm/mach-imx/imx8/Kconfig create mode 100644
>> > arch/arm/mach-imx/imx8/Makefile create mode 100644
>> > arch/arm/mach-imx/imx8/clock.c create mode 100644
>> > arch/arm/mach-imx/imx8/cpu.c create mode 100644
>> > arch/arm/mach-imx/imx8/iomux.c create mode 100644
>> > board/freescale/imx8qxp_mek/Kconfig
>> > create mode 100644 board/freescale/imx8qxp_mek/MAINTAINERS
>> > create mode 100644 board/freescale/imx8qxp_mek/Makefile
>> > create mode 100644 board/freescale/imx8qxp_mek/imx8qxp_mek.c
>> > create mode 100644 configs/imx8qxp_mek_defconfig create mode
>> 100644
>> > drivers/clk/imx/Kconfig create mode 100644 drivers/clk/imx/Makefile
>> > create mode 100644 drivers/clk/imx/clk-imx8.c create mode 100644
>> > drivers/misc/imx8/Makefile create mode 100644 drivers/misc/imx8/clk.c
>> > create mode 100644 drivers/misc/imx8/misc.c create mode 100644
>> > drivers/misc/imx8/pad.c create mode 100644 drivers/misc/imx8/pm.c
>> > create mode 100644 drivers/misc/imx8/rm.c create mode 100644
>> > drivers/misc/imx8/scu.c create mode 100644
>> > drivers/pinctrl/nxp/pinctrl-imx8.c
>> > create mode 100644 drivers/pinctrl/nxp/pinctrl-scu.c create mode
>> > 100644 drivers/power/domain/imx8-power-domain.c
>> > create mode 100644 include/configs/imx8qxp_mek.h create mode
>> 100644
>> > include/dt-bindings/clock/imx8qxp-clock.h
>> > create mode 100644 include/dt-bindings/pinctrl/pads-imx8qxp.h
>> > create mode 100644 include/dt-bindings/soc/imx8_pd.h create mode
>> > 100644 include/dt-bindings/soc/imx_rsrc.h
>> >
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