linux-kernel - Re: [PATCH 0/3] Add SFC support for Ingenic SoCs.

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Date:   Sun, 24 Jul 2022 01:28:41 +0000
From:   Vanessa Page <Vebpe@...look.com>
To:     Zhou Yanjie <zhouyanjie@...yeetech.com>
CC:     Tomasz Maciej Nowak <tmn505@...il.com>,
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Subject: Re: [PATCH 0/3] Add SFC support for Ingenic SoCs.

288                    op->dummy.nbytes * 8 / op->dummy.buswidth);
  289    
  290        if (op->data.nbytes > 0)
  291            val |= TRAN_CONF_DATA_EN;
  292    
  293        writel(val, sfc->base + SFC_REG_TRAN_CONF(0));
  294        writel(op->data.nbytes, sfc->base + SFC_REG_TRAN_LEN);
  295    
  296       

Sent from my iPhone

> On Jul 23, 2022, at 9:27 PM, Zhou Yanjie <zhouyanjie@...yeetech.com> wrote:
> 
> Hi Tomasz,
> 
>> On 2022/7/23 下午10:47, Tomasz Maciej Nowak wrote:
>> W dniu 22.07.2022 o 18:48, 周琰杰 (Zhou Yanjie) pisze:
>>> 1.Use the spi-mem poll status APIs in SPI-NOR to reduce CPU load.
>>> 2.Add SFC support for the X1000 SoC, the X1600 SoC, and the X2000 SoC from Ingenic.
>>> 
>>> Liu Jinghui and Aidan MacDonald provided a lot of assistance during the development of this driver.
>>> 
>>> 周琰杰 (Zhou Yanjie) (3):
>>>   mtd: spi-nor: Use the spi-mem poll status APIs.
>>>   dt-bindings: SPI: Add Ingenic SFC bindings.
>>>   SPI: Ingenic: Add SFC support for Ingenic SoCs.
>>> 
>>>  .../devicetree/bindings/spi/ingenic,sfc.yaml       |  64 ++
>>>  drivers/mtd/spi-nor/core.c                         |  42 +-
>>>  drivers/spi/Kconfig                                |   9 +
>>>  drivers/spi/Makefile                               |   1 +
>>>  drivers/spi/spi-ingenic-sfc.c                      | 662 +++++++++++++++++++++
>>>  5 files changed, 768 insertions(+), 10 deletions(-)
>>>  create mode 100644 Documentation/devicetree/bindings/spi/ingenic,sfc.yaml
>>>  create mode 100755 drivers/spi/spi-ingenic-sfc.c
>>> 
>> Even tough it's still early in revision process, I'll add my
>> Tested-by: Tomasz Maciej Nowak <tmn505@...il.com>
>> 
>> The test was performed with Damai DM6291A SoC which is a Ingenic X1000 IP
>> but with 256 MiB RAM. No bugs yet observed on my side.
> 
> 
> Thanks for you test!
> 
> 
>> 
> 
> ______________________________________________________
> Linux MTD discussion mailing list
> http://lists.infradead.org/mailman/listinfo/linux-mtd/

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