> -----Original Message----- > From: Peter Robinson [mailto:pbrobin...@gmail.com] > Sent: 2018年7月18日 20:44 > To: Peng Fan <peng....@nxp.com> > Cc: Lokesh Vutla <lokeshvu...@ti.com>; sba...@denx.de; Fabio Estevam > <fabio.este...@nxp.com>; u-boot@lists.denx.de; dl-linux-imx > <linux-...@nxp.com> > Subject: Re: [U-Boot] [PATCH V2 00/32] i.MX: Add i.MX8QXP support > > >> 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%2F > >> > www > >> > .nxp.com%2Fproducts%2Fprocessors-and-microcontrollers%2Fapplication > >> > s-p > >> > rocessors%2Fi.mx-applications-processors%2Fi.mx-8-processors%2Fi.mx > >> > -8x > >> > -family-arm-cortex-a35-3d-graphics-4k-video-dsp-error-correcting-co > >> > de- > >> > > >> > 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?
ROM will load the firmware stored on storage media. Currently no opensource available. Regards, Peng. > > >> > 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 > >> > > > _______________________________________________ > > U-Boot mailing list > > U-Boot@lists.denx.de > > https://emea01.safelinks.protection.outlook.com/?url=https%3A%2F%2Flis > > > ts.denx.de%2Flistinfo%2Fu-boot&data=02%7C01%7Cpeng.fan%40nxp.com > %7 > > > C9f2bedfae42947a6bfa608d5ecac2095%7C686ea1d3bc2b4c6fa92cd99c5c3016 > 35%7 > > > C0%7C0%7C636675146382493628&sdata=CQpRxWwd%2FeaQ8BN5%2Fb > WggNKmJxS4 > > rqWphmVDSW4btW0%3D&reserved=0 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
