RE: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-29 Thread Chuanhua Han
> -Original Message- > From: Esben Haabendal On Behalf Of Esben > Haabendal > Sent: 2018年9月29日 22:56 > To: Chuanhua Han > Cc: broo...@kernel.org; linux-...@vger.kernel.org; > linux-kernel@vger.kernel.org; boris.brezil...@bootlin.com > Subject: Re: [PATCH 2/2

RE: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-29 Thread Chuanhua Han
> -Original Message- > From: Esben Haabendal On Behalf Of Esben > Haabendal > Sent: 2018年9月29日 22:56 > To: Chuanhua Han > Cc: broo...@kernel.org; linux-...@vger.kernel.org; > linux-kernel@vger.kernel.org; boris.brezil...@bootlin.com > Subject: Re: [PATCH 2/2

Re: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-29 Thread Boris Brezillon
Hi Esben, On Sat, 29 Sep 2018 16:56:17 +0200 Esben Haabendal wrote: > Chuanhua Han writes: > > > This patch fixes the problem that the XSPI mode of the dspi controller > > cannot transfer data properly. > > In XSPI mode, cmd_fifo is written before tx_fifo, which transforms the > > byte order

Re: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-29 Thread Boris Brezillon
Hi Esben, On Sat, 29 Sep 2018 16:56:17 +0200 Esben Haabendal wrote: > Chuanhua Han writes: > > > This patch fixes the problem that the XSPI mode of the dspi controller > > cannot transfer data properly. > > In XSPI mode, cmd_fifo is written before tx_fifo, which transforms the > > byte order

Re: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-29 Thread Esben Haabendal
Chuanhua Han writes: > This patch fixes the problem that the XSPI mode of the dspi controller > cannot transfer data properly. > In XSPI mode, cmd_fifo is written before tx_fifo, which transforms the > byte order of sending and receiving data. Did you find documentation on proper ordering of

Re: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-29 Thread Esben Haabendal
Chuanhua Han writes: > This patch fixes the problem that the XSPI mode of the dspi controller > cannot transfer data properly. > In XSPI mode, cmd_fifo is written before tx_fifo, which transforms the > byte order of sending and receiving data. Did you find documentation on proper ordering of

Re: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-28 Thread Boris Brezillon
Hi Chuanhua, On Fri, 21 Sep 2018 15:06:27 +0800 Chuanhua Han wrote: > This patch fixes the problem that the XSPI mode of the dspi controller > cannot transfer data properly. > In XSPI mode, cmd_fifo is written before tx_fifo, which transforms the > byte order of sending and receiving data.

Re: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-28 Thread Boris Brezillon
Hi Chuanhua, On Fri, 21 Sep 2018 15:06:27 +0800 Chuanhua Han wrote: > This patch fixes the problem that the XSPI mode of the dspi controller > cannot transfer data properly. > In XSPI mode, cmd_fifo is written before tx_fifo, which transforms the > byte order of sending and receiving data.

RE: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-28 Thread Chuanhua Han
> -Original Message- > From: Chuanhua Han > Sent: 2018年9月21日 15:06 > To: broo...@kernel.org > Cc: linux-...@vger.kernel.org; linux-kernel@vger.kernel.org; e...@deif.com; > boris.brezil...@bootlin.com; Chuanhua Han > Subject: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport

RE: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport mode

2018-09-28 Thread Chuanhua Han
> -Original Message- > From: Chuanhua Han > Sent: 2018年9月21日 15:06 > To: broo...@kernel.org > Cc: linux-...@vger.kernel.org; linux-kernel@vger.kernel.org; e...@deif.com; > boris.brezil...@bootlin.com; Chuanhua Han > Subject: [PATCH 2/2] spi: spi-fsl-dspi: Fix support for XSPI transport