[U-Boot] [v3, 0/5] Split fsl_esdhc driver for i.MX
Y.b. Lu
yangbo.lu at nxp.com
Wed May 29 06:16:58 UTC 2019
> -----Original Message-----
> From: Lukasz Majewski <lukma at denx.de>
> Sent: 2019年5月23日 17:15
> To: linux-kernel-dev <linux-kernel-dev at beckhoff.com>
> Cc: Y.b. Lu <yangbo.lu at nxp.com>; u-boot at lists.denx.de; Steffen Dirkwinkel
> <S.Dirkwinkel at beckhoff.com>; Patrick Brünn <P.Bruenn at beckhoff.com>
> Subject: Re: [U-Boot] [v3, 0/5] Split fsl_esdhc driver for i.MX
>
> Hi
>
> > Hi
> >
> > On Tue, 2019-05-21 at 08:51 +0000, Y.b. Lu wrote:
> > > The fsl_esdhc driver was for Freescale eSDHC on MPC83XX/MPC85XX
> > > initially. The later QoriQ series PowerPC processors (which were
> > > evolutions of MPC83XX/MPC85XX), QorIQ series ARM processors, and
> > > i.MX series processors were using this driver for their eSDHCs too.
> > >
> > > For the two series processors, the eSDHCs are becoming more and more
> > > different. We should have split it into two drivers, like them
> > > (sdhci-of-esdhc.c/sdhci-esdhc-imx.c) in linux kernel.
> > >
> > > It's ideal to keep common part for reusing. However, it's hard to
> > > find out a little which could be reused. The truth is there will be
> > > more and more different registers, bits and operatiing processes.
> > > Even some code is common now, it may have to be split in the future.
> > > So let's just split is as two drivers.
> > >
> > > Patch #2 just created a fsl_esdhc_imx driver which was a copy of
> > > fsl_esdhc driver for i.MX processors.
> > > Patch #3 converted i.MX platforms to use fsl_esdhc_imx.
> > > Patch #4 and #5 just dropped useless code for the two driver.
> > > There are still many cleaning up works needed to be done in the
> > > future, because the eSDHC driver is mess for a long time.
> > > Since I'm only owner for QorIQ eSDHC driver, I dropped only a little
> > > things which I'm sure for fsl_esdhc_imx. Let i.MX eSDHC owner do
> > > futhur cleaning up.
> >
> > Tested-by: Steffen Dirkwinkel s.dirkwinkel at beckhoff.com
> >
> > I've tested this on the beckhoff/mx53cx9020 board. It still boots from
> > sd after the changes. When rebasing to master this board only needs
> > the defconfig change as we've recently removed the unused mmc code in
> > "mx53cx9020.c".
> >
[Y.b. Lu] Get it.
>
> Thanks for testing. I will strive to provide review soon.
[Y.b. Lu] Thanks Steffen and Lukasz.
>
> > Regards,
> > Steffen Dirkwinkel
> >
> > >
> > > Yangbo Lu (5):
> > > Move CONFIG_FSL_ESDHC to defconfig
> > > mmc: split fsl_esdhc driver for i.MX
> > > Convert to use fsl_esdhc_imx for i.MX platforms
> > > mmc: fsl_esdhc: drop i.MX code
> > > mmc: fsl_esdhc_imx: drop useless code
> > >
> > > arch/arm/cpu/arm1136/mx35/generic.c | 10 +-
> > > arch/arm/cpu/arm926ejs/mx25/generic.c | 8 +-
> > > arch/arm/cpu/armv7/vf610/generic.c | 10 +-
> > > arch/arm/cpu/armv8/s32v234/generic.c | 2 +-
> > > arch/arm/include/asm/global_data.h | 2 +-
> > > arch/arm/mach-imx/cpu.c | 6 +-
> > > arch/arm/mach-imx/mx6/litesom.c | 4 +-
> > > arch/arm/mach-imx/mx7/clock.c | 4 +-
> > > arch/arm/mach-imx/mx7ulp/clock.c | 2 +-
> > > arch/arm/mach-imx/speed.c | 4 +-
> > > board/advantech/dms-ba16/dms-ba16.c | 4 +-
> > > board/aristainetos/aristainetos-v1.c | 2 +-
> > > board/aristainetos/aristainetos-v2.c | 2 +-
> > > board/aristainetos/aristainetos.c | 4 +-
> > > board/bachmann/ot1200/ot1200.c | 2 +-
> > > board/barco/platinum/platinum.c | 2 +-
> > > board/barco/titanium/titanium.c | 4 +-
> > > board/beckhoff/mx53cx9020/mx53cx9020.c | 4 +-
> > > board/boundary/nitrogen6x/nitrogen6x.c | 4 +-
> > > board/ccv/xpress/xpress.c | 2 +-
> > > board/compulab/cl-som-imx7/cl-som-imx7.c | 6 +-
> > > board/compulab/cl-som-imx7/common.c | 6 +-
> > > board/compulab/cl-som-imx7/common.h | 8 +-
> > > board/compulab/cl-som-imx7/mux.c | 8 +-
> > > board/compulab/cl-som-imx7/spl.c | 6 +-
> > > board/compulab/cm_fx6/cm_fx6.c | 4 +-
> > > board/compulab/cm_fx6/common.c | 4 +-
> > > board/compulab/cm_fx6/spl.c | 2 +-
> > > board/congatec/cgtqmx6eval/cgtqmx6eval.c | 4 +-
> > > board/dhelectronics/dh_imx6/dh_imx6.c | 4 +-
> > > board/dhelectronics/dh_imx6/dh_imx6_spl.c | 2 +-
> > > board/el/el6x/el6x.c | 4 +-
> > > board/embest/mx6boards/mx6boards.c | 4 +-
> > > board/freescale/imx8mq_evk/imx8mq_evk.c | 2 +-
> > > board/freescale/imx8mq_evk/spl.c | 2 +-
> > > board/freescale/imx8qxp_mek/imx8qxp_mek.c | 2 +-
> > > board/freescale/mx25pdk/mx25pdk.c | 6 +-
> > > board/freescale/mx35pdk/mx35pdk.c | 4 +-
> > > board/freescale/mx51evk/mx51evk.c | 6 +-
> > > board/freescale/mx53ard/mx53ard.c | 4 +-
> > > board/freescale/mx53evk/mx53evk.c | 4 +-
> > > board/freescale/mx53loco/mx53loco.c | 4 +-
> > > board/freescale/mx53smd/mx53smd.c | 4 +-
> > > board/freescale/mx6qarm2/mx6qarm2.c | 4 +-
> > > board/freescale/mx6sabreauto/mx6sabreauto.c | 4 +-
> > > board/freescale/mx6sabresd/mx6sabresd.c | 4 +-
> > > board/freescale/mx6slevk/mx6slevk.c | 2 +-
> > > .../freescale/mx6sxsabreauto/mx6sxsabreauto.c | 2 +-
> > > board/freescale/mx6sxsabresd/mx6sxsabresd.c | 2 +-
> > > .../mx6ul_14x14_evk/mx6ul_14x14_evk.c | 4 +-
> > > board/freescale/mx6ullevk/mx6ullevk.c | 2 +-
> > > board/freescale/mx7dsabresd/mx7dsabresd.c | 2 +-
> > > board/freescale/s32v234evb/s32v234evb.c | 4 +-
> > > board/freescale/vf610twr/vf610twr.c | 4 +-
> > > board/gateworks/gw_ventana/common.c | 6 +-
> > > board/gateworks/gw_ventana/gw_ventana.c | 2 +-
> > > board/ge/bx50v3/bx50v3.c | 2 +-
> > > board/ge/mx53ppd/mx53ppd.c | 2 +-
> > > board/grinn/liteboard/board.c | 4 +-
> > > board/inversepath/usbarmory/usbarmory.c | 2 +-
> > > board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c | 4 +-
> > > board/k+p/kp_imx6q_tpc/kp_imx6q_tpc_spl.c | 2 +-
> > > board/kosagi/novena/novena.c | 4 +-
> > > board/kosagi/novena/novena_spl.c | 6 +-
> > > board/liebherr/display5/common.c | 2 +-
> > > board/liebherr/display5/display5.c | 6 +-
> > > board/liebherr/display5/spl.c | 2 +-
> > > board/liebherr/mccmon6/mccmon6.c | 2 +-
> > > board/liebherr/mccmon6/spl.c | 2 +-
> > > board/logicpd/imx6/imx6logic.c | 4 +-
> > > board/menlo/m53menlo/m53menlo.c | 4 +-
> > > board/phytec/pcl063/pcl063.c | 2 +-
> > > board/phytec/pcl063/spl.c | 6 +-
> > > board/phytec/pcm058/pcm058.c | 2 +-
> > > board/phytec/pfla02/pfla02.c | 2 +-
> > > board/samtec/vining_2000/vining_2000.c | 2 +-
> > > board/seco/common/mx6.c | 2 +-
> > > board/seco/mx6quq7/mx6quq7.c | 2 +-
> > > board/sks-kinkel/sksimx6/sksimx6.c | 2 +-
> > > board/solidrun/mx6cuboxi/mx6cuboxi.c | 2 +-
> > > board/tbs/tbs2910/tbs2910.c | 6 +-
> > > board/technexion/pico-imx6ul/spl.c | 2 +-
> > > board/technexion/pico-imx7d/spl.c | 2 +-
> > > board/technologic/ts4800/ts4800.c | 6 +-
> > > board/toradex/apalis_imx6/apalis_imx6.c | 6 +-
> > > board/toradex/colibri_imx6/colibri_imx6.c | 6 +-
> > > board/toradex/colibri_imx7/colibri_imx7.c | 2 +-
> > > board/tqc/tqma6/tqma6.c | 2 +-
> > > board/tqc/tqma6/tqma6_mba6.c | 2 +-
> > > board/tqc/tqma6/tqma6_wru4.c | 2 +-
> > > board/udoo/neo/neo.c | 2 +-
> > > board/udoo/udoo.c | 2 +-
> > > board/udoo/udoo_spl.c | 2 +-
> > > board/variscite/dart_6ul/dart_6ul.c | 2 +-
> > > board/variscite/dart_6ul/spl.c | 2 +-
> > > board/wandboard/spl.c | 2 +-
> > > board/warp/warp.c | 2 +-
> > > board/woodburn/woodburn.c | 4 +-
> > > configs/apalis_imx6_defconfig | 2 +-
> > > configs/aristainetos2_defconfig | 2 +-
> > > configs/aristainetos2b_defconfig | 2 +-
> > > configs/aristainetos_defconfig | 2 +-
> > > configs/bk4r1_defconfig | 2 +-
> > > configs/cgtqmx6eval_defconfig | 2 +-
> > > configs/cl-som-imx7_defconfig | 2 +-
> > > configs/cm_fx6_defconfig | 2 +-
> > > configs/colibri-imx6ull_defconfig | 2 +-
> > > configs/colibri_imx6_defconfig | 2 +-
> > > configs/colibri_imx7_defconfig | 2 +-
> > > configs/colibri_imx7_emmc_defconfig | 2 +-
> > > configs/colibri_vf_defconfig | 2 +-
> > > configs/dh_imx6_defconfig | 2 +-
> > > configs/display5_defconfig | 2 +-
> > > configs/display5_factory_defconfig | 2 +-
> > > configs/dms-ba16-1g_defconfig | 2 +-
> > > configs/dms-ba16_defconfig | 2 +-
> > > configs/ge_bx50v3_defconfig | 2 +-
> > > configs/gwventana_emmc_defconfig | 2 +-
> > > configs/gwventana_gw5904_defconfig | 2 +-
> > > configs/gwventana_nand_defconfig | 2 +-
> > > configs/imx6dl_icore_nand_defconfig | 2 +-
> > > configs/imx6dl_mamoj_defconfig | 2 +-
> > > configs/imx6q_icore_nand_defconfig | 2 +-
> > > configs/imx6q_logic_defconfig | 2 +-
> > > configs/imx6qdl_icore_mipi_defconfig | 2 +-
> > > configs/imx6qdl_icore_mmc_defconfig | 2 +-
> > > configs/imx6qdl_icore_nand_defconfig | 2 +-
> > > configs/imx6qdl_icore_rqs_defconfig | 2 +-
> > > configs/imx6ul_geam_mmc_defconfig | 2 +-
> > > configs/imx6ul_geam_nand_defconfig | 2 +-
> > > configs/imx6ul_isiot_emmc_defconfig | 2 +-
> > > configs/imx6ul_isiot_nand_defconfig | 2 +-
> > > configs/imx8mq_evk_defconfig | 1 +
> > > configs/imx8qm_mek_defconfig | 1 +
> > > configs/imx8qxp_mek_defconfig | 1 +
> > > configs/kp_imx53_defconfig | 2 +-
> > > configs/kp_imx6q_tpc_defconfig | 1 +
> > > configs/liteboard_defconfig | 2 +-
> > > .../ls1012afrwy_qspi_SECURE_BOOT_defconfig | 1 +
> > > configs/ls1012afrwy_qspi_defconfig | 1 +
> > > configs/ls1012afrwy_tfa_SECURE_BOOT_defconfig | 1 +
> > > configs/ls1012afrwy_tfa_defconfig | 1 +
> > > configs/m53menlo_defconfig | 2 +-
> > > configs/marsboard_defconfig | 2 +-
> > > configs/mccmon6_nor_defconfig | 2 +-
> > > configs/mccmon6_sd_defconfig | 2 +-
> > > configs/mx25pdk_defconfig | 2 +-
> > > configs/mx35pdk_defconfig | 2 +-
> > > configs/mx51evk_defconfig | 2 +-
> > > configs/mx53ard_defconfig | 2 +-
> > > configs/mx53cx9020_defconfig | 2 +-
> > > configs/mx53evk_defconfig | 2 +-
> > > configs/mx53loco_defconfig | 2 +-
> > > configs/mx53ppd_defconfig | 2 +-
> > > configs/mx53smd_defconfig | 2 +-
> > > configs/mx6cuboxi_defconfig | 2 +-
> > > configs/mx6dlarm2_defconfig | 2 +-
> > > configs/mx6dlarm2_lpddr2_defconfig | 2 +-
> > > configs/mx6qarm2_defconfig | 2 +-
> > > configs/mx6qarm2_lpddr2_defconfig | 2 +-
> > > configs/mx6qsabrelite_defconfig | 2 +-
> > > configs/mx6sabreauto_defconfig | 2 +-
> > > configs/mx6sabresd_defconfig | 2 +-
> > > configs/mx6slevk_defconfig | 2 +-
> > > configs/mx6slevk_spinor_defconfig | 2 +-
> > > configs/mx6slevk_spl_defconfig | 2 +-
> > > configs/mx6sllevk_defconfig | 2 +-
> > > configs/mx6sllevk_plugin_defconfig | 2 +-
> > > configs/mx6sxsabreauto_defconfig | 2 +-
> > > configs/mx6sxsabresd_defconfig | 2 +-
> > > configs/mx6sxsabresd_spl_defconfig | 2 +-
> > > configs/mx6ul_14x14_evk_defconfig | 2 +-
> > > configs/mx6ul_9x9_evk_defconfig | 2 +-
> > > configs/mx6ull_14x14_evk_defconfig | 2 +-
> > > configs/mx6ull_14x14_evk_plugin_defconfig | 2 +-
> > > configs/mx7dsabresd_defconfig | 2 +-
> > > configs/mx7dsabresd_qspi_defconfig | 2 +-
> > > configs/mx7ulp_evk_defconfig | 2 +-
> > > configs/mx7ulp_evk_plugin_defconfig | 2 +-
> > > configs/nitrogen6dl2g_defconfig | 2 +-
> > > configs/nitrogen6dl_defconfig | 2 +-
> > > configs/nitrogen6q2g_defconfig | 2 +-
> > > configs/nitrogen6q_defconfig | 2 +-
> > > configs/nitrogen6s1g_defconfig | 2 +-
> > > configs/nitrogen6s_defconfig | 2 +-
> > > configs/novena_defconfig | 2 +-
> > > configs/opos6uldev_defconfig | 2 +-
> > > configs/ot1200_defconfig | 2 +-
> > > configs/ot1200_spl_defconfig | 2 +-
> > > configs/pcm052_defconfig | 2 +-
> > > configs/pcm058_defconfig | 2 +-
> > > configs/pfla02_defconfig | 2 +-
> > > configs/phycore_pcl063_defconfig | 2 +-
> > > configs/pico-hobbit-imx6ul_defconfig | 2 +-
> > > configs/pico-hobbit-imx7d_defconfig | 2 +-
> > > configs/pico-imx6ul_defconfig | 2 +-
> > > configs/pico-imx7d_defconfig | 2 +-
> > > configs/pico-pi-imx6ul_defconfig | 2 +-
> > > configs/pico-pi-imx7d_defconfig | 2 +-
> > > configs/platinum_picon_defconfig | 2 +-
> > > configs/platinum_titanium_defconfig | 2 +-
> > > configs/riotboard_defconfig | 2 +-
> > > configs/riotboard_spl_defconfig | 2 +-
> > > configs/s32v234evb_defconfig | 2 +-
> > > configs/secomx6quq7_defconfig | 2 +-
> > > configs/sksimx6_defconfig | 2 +-
> > > configs/tbs2910_defconfig | 2 +-
> > > configs/titanium_defconfig | 2 +-
> > > configs/tqma6dl_mba6_mmc_defconfig | 2 +-
> > > configs/tqma6dl_mba6_spi_defconfig | 2 +-
> > > configs/tqma6q_mba6_mmc_defconfig | 2 +-
> > > configs/tqma6q_mba6_spi_defconfig | 2 +-
> > > configs/tqma6s_mba6_mmc_defconfig | 2 +-
> > > configs/tqma6s_mba6_spi_defconfig | 2 +-
> > > configs/tqma6s_wru4_mmc_defconfig | 2 +-
> > > configs/ts4800_defconfig | 2 +-
> > > configs/udoo_defconfig | 2 +-
> > > configs/udoo_neo_defconfig | 2 +-
> > > configs/usbarmory_defconfig | 2 +-
> > > configs/variscite_dart6ul_defconfig | 2 +-
> > > configs/vf610twr_defconfig | 2 +-
> > > configs/vf610twr_nand_defconfig | 2 +-
> > > configs/vining_2000_defconfig | 2 +-
> > > configs/wandboard_defconfig | 2 +-
> > > configs/warp7_bl33_defconfig | 2 +-
> > > configs/warp7_defconfig | 2 +-
> > > configs/warp_defconfig | 2 +-
> > > configs/woodburn_defconfig | 2 +-
> > > configs/woodburn_sd_defconfig | 2 +-
> > > configs/xpress_defconfig | 2 +-
> > > configs/xpress_spl_defconfig | 2 +-
> > > configs/zc5202_defconfig | 2 +-
> > > configs/zc5601_defconfig | 2 +-
> > > drivers/mmc/Kconfig | 6 +
> > > drivers/mmc/Makefile | 1 +
> > > drivers/mmc/fsl_esdhc.c | 609
> > > +--------------- --
> > > drivers/mmc/{fsl_esdhc.c => fsl_esdhc_imx.c} | 101 +--
> > > include/configs/imx8mq_evk.h | 1 -
> > > include/configs/imx8qm_mek.h | 1 -
> > > include/configs/imx8qxp_mek.h | 1 -
> > > include/configs/kp_imx6q_tpc.h | 1 -
> > > include/configs/ls1012afrwy.h | 1 -
> > > include/fsl_esdhc.h | 57 --
> > > include/{fsl_esdhc.h => fsl_esdhc_imx.h} | 15 +-
> > > 244 files changed, 350 insertions(+), 1054 deletions(-) copy
> > > drivers/mmc/{fsl_esdhc.c => fsl_esdhc_imx.c} (94%) copy
> > > include/{fsl_esdhc.h => fsl_esdhc_imx.h} (97%)
> > >
> > _______________________________________________
> > U-Boot mailing list
> > U-Boot at lists.denx.de
> > https://lists.denx.de/listinfo/u-boot
>
>
>
>
> Best regards,
>
> Lukasz Majewski
>
> --
>
> DENX Software Engineering GmbH, Managing Director: Wolfgang Denk
> HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
> Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email:
> lukma at denx.de
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