linux-kernel - Re: [PATCH 1/1] config: Enable jh7100 SoC

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Message-ID: <d84539b7-e46d-f767-246b-85c20899ab94@gmail.com>
Date:   Thu, 24 Jun 2021 23:49:35 +0900
From:   Akira Tsukamoto <akira.tsukamoto@...il.com>
To:     Drew Fustini <drew@...gleboard.org>
Cc:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Atish Patra <atish.patra@....com>,
        Anup Patel <anup.patel@....com>,
        Emil Renner Berthing <kernel@...il.dk>,
        Björn Töpel <bjorn@...nel.org>,
        Sagar Shrikant Kadam <sagar.kadam@...ive.com>,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] config: Enable jh7100 SoC



On 6/24/2021 4:08 AM, Drew Fustini wrote:
> On Wed, Jun 23, 2021 at 09:46:54PM +0900, Akira Tsukamoto wrote:
>>
>> Signed-off-by: Akira Tsukamoto <akira.tsukamoto@...il.com>
>> ---
>>  arch/riscv/configs/defconfig | 105 +++++++++++++++++++++++++++++++++++
>>  1 file changed, 105 insertions(+)
>>
>> diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
> 
> Thanks for submitting this so we can review and discuss.
> 
>> index 1f2be234b11c..e07d26d2743c 100644
>> --- a/arch/riscv/configs/defconfig
>> +++ b/arch/riscv/configs/defconfig
>> @@ -138,3 +138,108 @@ CONFIG_DEBUG_BLOCK_EXT_DEVT=y
>>  CONFIG_MEMTEST=y
>>  # CONFIG_SYSFS_SYSCALL is not set
>>  CONFIG_EFI=y
>> +CONFIG_FB_STARFIVE=y
>> +CONFIG_FB_STARFIVE_HDMI_ADV7513=y
>> +CONFIG_FB_STARFIVE_HDMI_TDA998X=y
>> +CONFIG_FB_STARFIVE_SEEED5INCH=y
>> +CONFIG_FB_STARFIVE_VIDEO=y
> 
> These should be dropped as they are vendor drivers that will never be
> upstream as fbdev is deprecated [1]. StarFive is working on DRM driver
> but that is a couple months away from being ready.

I will remove fbdev. And enable DRM driver only when them become ready.

> 
>> +CONFIG_HW_RANDOM_STARFIVE_VIC=y
>> +CONFIG_SOC_STARFIVE_VIC7100=y
> 
> Before this gets merged upstream, we need to switch over to using JH7100
> instead of VIC.
> 
> For those not familiar, VIC was the StarFive internal project name but
> the product is named JH7100 [2].

I will wait to enable the configs above until the patches rename them
and become upstream ready.

> 
>> +CONFIG_FPGA_GMAC_FLUSH_DDR=y
>> +CONFIG_MMC_DW_FLUSH_DDR=y
>> +CONFIG_USB_CDNS3_HOST_FLUSH_DMA=y
>> +CONFIG_SOC_STARFIVE_VIC7100_I2C_GPIO=y
> 
> This config is being used in as a vendor hack in i2c_dw_configure_gpio()
> drivers/i2c/busses/i2c-designware-master.c [3].
> 
> It's possible we may be able to eliminate this once I have completed
> gpio and pinctrl drivers. Either way, this option will never be used in
> an upstream kernel.

Sure, I will remove them and try it since I think your drivers were
in the Esmil branch.

> 
>> +CONFIG_VIDEO_STARFIVE_VIN=y
>> +CONFIG_VIDEO_STARFIVE_VIN_SENSOR_IMX219=y
>> +CONFIG_VIDEO_STARFIVE_VIN_SENSOR_OV5640=y
>> +CONFIG_VIDEO_STARFIVE_VIN_SENSOR_SC2235=y
> 
> These should be dropped as they are vendor drivers that do not use V4L2
> and are not upstreamable [4]. StarFive is working on proper V4L2 drivers
> but that is a couple months away from being ready.

Thanks, I will also wait for the v4l2 being ready.

Akira

> 
>> +CONFIG_RCU_CPU_STALL_TIMEOUT=60
>> +CONFIG_LOG_CPU_MAX_BUF_SHIFT=15
>> +CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=12
>> +CONFIG_PM=y
>> +CONFIG_PM_CLK=y
>> +CONFIG_EFI_BOOTLOADER_CONTROL=y
>> +CONFIG_BLK_PM=y
>> +CONFIG_IOSCHED_BFQ=y
>> +CONFIG_KSM=y
>> +CONFIG_CMA=y
>> +CONFIG_CMA_AREAS=7
>> +CONFIG_REGMAP_I2C=y
>> +CONFIG_REGMAP_IRQ=y
>> +CONFIG_MTD_OF_PARTS=y
>> +CONFIG_MTD_BLKDEVS=y
>> +CONFIG_MTD_BLOCK=y
>> +CONFIG_MTD_PARTITIONED_MASTER=y
>> +CONFIG_MTD_MAP_BANK_WIDTH_1=y
>> +CONFIG_MTD_MAP_BANK_WIDTH_2=y
>> +CONFIG_MTD_MAP_BANK_WIDTH_4=y
>> +CONFIG_MTD_CFI_I1=y
>> +CONFIG_MTD_CFI_I2=y
>> +CONFIG_MTD_SPI_NOR=y
>> +CONFIG_MTD_SPI_NOR_SWP_DISABLE_ON_VOLATILE=y
>> +CONFIG_BLK_DEV_NBD=y
>> +CONFIG_INPUT_LEDS=y
>> +CONFIG_INPUT_EVDEV=y
>> +CONFIG_SERIAL_8250_DMA=y
>> +CONFIG_SERIAL_8250_DWLIB=y
>> +CONFIG_SERIAL_8250_DW=y
>> +CONFIG_HW_RANDOM_VIRTIO=y
>> +CONFIG_I2C_CHARDEV=y
>> +CONFIG_I2C_MUX=y
>> +CONFIG_I2C_DESIGNWARE_CORE=y
>> +CONFIG_I2C_DESIGNWARE_PLATFORM=y
>> +CONFIG_SPI_MEM=y
>> +CONFIG_SPI_CADENCE_QUADSPI=y
>> +CONFIG_SPI_DESIGNWARE=y
>> +CONFIG_SPI_DW_DMA=y
>> +CONFIG_SPI_DW_MMIO=y
>> +CONFIG_SPI_SPIDEV=y
>> +CONFIG_GPIO_SYSFS=y
>> +CONFIG_GPIO_STARFIVE_VIC=y
> 
> I am working on upstreamable version of the GPIO driver and will submit
> RFC soon. This will be called CONFIG_GPIO_STARFIVE_JH7100.
> 
>> +CONFIG_GPIO_TPS65086=y
>> +CONFIG_POWER_RESET_TPS65086=y
>> +CONFIG_MFD_TPS65086=y
>> +CONFIG_USB_HID=y
>> +CONFIG_USB_CDNS_SUPPORT=y
>> +CONFIG_USB_CDNS_HOST=y
>> +CONFIG_USB_CDNS3=y
>> +CONFIG_USB_CDNS3_HOST=y
>> +CONFIG_USB_ROLE_SWITCH=y
>> +CONFIG_SDIO_UART=y
>> +CONFIG_MMC_DW=y
>> +CONFIG_MMC_DW_PLTFM=y
>> +CONFIG_NEW_LEDS=y
>> +CONFIG_LEDS_CLASS=y
>> +CONFIG_LEDS_GPIO=y
>> +CONFIG_LEDS_TRIGGERS=y
>> +CONFIG_LEDS_TRIGGER_HEARTBEAT=y
>> +CONFIG_RTC_DRV_EFI=y
>> +CONFIG_DMADEVICES=y
>> +CONFIG_DMA_ENGINE=y
>> +CONFIG_DMA_VIRTUAL_CHANNELS=y
>> +CONFIG_DMA_OF=y
>> +CONFIG_DW_AXI_DMAC=y
>> +CONFIG_DW_AXI_DMAC_STARFIVE=y
>> +CONFIG_COMMON_CLK_SI544=y
>> +CONFIG_COMMON_CLK_PWM=y
>> +CONFIG_SIFIVE_L2=y
>> +CONFIG_SIFIVE_L2_FLUSH=y
>> +CONFIG_SIFIVE_L2_FLUSH_START=0x80000000
>> +CONFIG_SIFIVE_L2_FLUSH_SIZE=0x800000000
>> +CONFIG_SIFIVE_L2_IRQ_DISABLE=y
>> +CONFIG_PWM=y
>> +CONFIG_PWM_SYSFS=y
>> +CONFIG_PWM_SIFIVE_PTC=y
>> +CONFIG_RESET_CONTROLLER=y
>> +CONFIG_PROC_KCORE=y
>> +CONFIG_EFIVAR_FS=y
>> +CONFIG_ZLIB_DEFLATE=y
>> +CONFIG_DMA_CMA=y
>> +CONFIG_CMA_SIZE_MBYTES=640
>> +CONFIG_CMA_SIZE_SEL_MBYTES=y
>> +CONFIG_CMA_ALIGNMENT=8
>> +CONFIG_NET_VENDOR_STMICRO=y
>> +CONFIG_STMMAC_ETH=y
>> +CONFIG_STMMAC_PLATFORM=y
>> +CONFIG_DWMAC_GENERIC=y
>> +CONFIG_MICREL_PHY=y
>> -- 
>> 2.17.1
>>
>>
> 
> Thanks,
> Drew
> 
> [1] https://github.com/starfive-tech/linux/tree/beaglev/drivers/video/fbdev/starfive
> [2] https://github.com/starfive-tech/beaglev_doc/
> [3] https://github.com/starfive-tech/linux/blob/beaglev/drivers/i2c/busses/i2c-designware-master.c#L170
> [4] https://github.com/starfive-tech/linux/tree/beaglev/drivers/media/platform/starfive
>