> -----Original Message----- > From: York Sun > Sent: Tuesday, November 13, 2018 3:34 AM > To: Ashish Kumar <ashish.ku...@nxp.com> > Cc: u-boot@lists.denx.de; Rajat Srivastava <rajat.srivast...@nxp.com>; Yogesh > Narayan Gaur <yogeshnarayan.g...@nxp.com> > Subject: Re: [PATCH v2] fsl-lsch3: soc: Enable AHB read support for Flexspi > controller > > On 11/2/18 8:59 AM, York Sun wrote: > > On 9/26/18 4:10 AM, Ashish Kumar wrote: > >> Enable AHB support for Flexspi controller interface meaning memory > >> can be accessed via md command using absolute addresses > >> > >> Signed-off-by: Yogesh Gaur <yogeshnarayan.g...@nxp.com> > >> Signed-off-by: Rajat Srivastava <rajat.srivast...@nxp.com> > >> Signed-off-by: Ashish Kumar <ashish.ku...@nxp.com> > >> --- > >> v2: > >> 1. Rename FSPI to FlexSPI in description and comments 2. > >> s/cmd/command 3. Add macro and comments to improve readablity of > >> code in soc.c 4. Add declaration in soc.h for fspi_ahb_init() > >> > >> arch/arm/cpu/armv8/fsl-layerscape/Kconfig | 10 +++++ > >> arch/arm/cpu/armv8/fsl-layerscape/soc.c | 44 +++++++++++++++++++ > >> .../arm/include/asm/arch-fsl-layerscape/soc.h | 7 +++ > >> 3 files changed, 61 insertions(+) > >> > >> diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig > >> b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig > >> index 5280d33ec8..70f26973e9 100644 > >> --- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig > >> +++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig > >> @@ -327,6 +327,16 @@ config SYS_FSPI_AHB_INIT > >> performed. Default LUT programmed in AHB mode is Fast Read > command > >> with 4-byte addressing enabled. > > > > SYS_FSPI_AHB_INIT doesn't exist yet. > > > >> > >> +config FSPI_AHB_EN_4BYTE > >> + bool "Enable 4-byte Fast Read command for AHB mode" > >> + depends on NXP_FSPI > >> + default n > >> + help > >> + The default setting for FlexSPI AHB bus just supports 3-byte > addressing. > >> + But some FlexSPI flash sizes are up to 64MBytes. > >> + This flag enables fast read command for AHB mode and modifies > required > >> + LUT to support full FlexSPI flash. > >> + > > > > NXP_FSPI doesn't exist yet. > > > > Do you have dependency I missed? > > > > Please fix your patch asap. I have created v3[http://patchwork.ozlabs.org/patch/996846/] adding dependency patch information.
Regards Ashish > > York _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot