From: Seungwon Jeon <tgih.jun@samsung.com>
To: 'Jackey Shen' <jackey.shen@amd.com>
Cc: linux-mmc@vger.kernel.org, 'Chris Ball' <chris@printf.net>,
'Ulf Hansson' <ulf.hansson@linaro.org>,
'Jaehoon Chung' <jh80.chung@samsung.com>,
'Alim Akhtar' <alim.akhtar@samsung.com>
Subject: RE: [PATCH v2 5/5] mmc: add support for HS400 mode of eMMC5.0
Date: Fri, 14 Mar 2014 20:34:42 +0900 [thread overview]
Message-ID: <002f01cf3f79$64797d70$2d6c7850$%jun@samsung.com> (raw)
In-Reply-To: <20140311004548.GA3198@ubuntu>
Tuesday, March 11, 2014, Jackey Shen wrote:
> Signed-off-by: Jackey Shen <jackey.shen@amd.com>
I'll send next version with adding your Reviewed-by.
Thanks,
Seungwon Jeon
>
> Thanks,
> Jackey
>
> On Fri, Mar 07, 2014 at 11:36:43PM +0900, Seungwon Jeon wrote:
> > This patch adds HS400 mode support for eMMC5.0 device.
> > HS400 mode is high speed DDR interface timing from HS200.
> > Clock frequency is up to 200MHz and only 8-bit bus width is
> > supported. In addition, tuning process of HS200 is required
> > to synchronize the command response on the CMD line because
> > CMD input timing for HS400 mode is the same as HS200 mode.
> >
> > Signed-off-by: Seungwon Jeon <tgih.jun@samsung.com>
> > ---
> > Changes in v2:
> > Cleaned up some unnecessary codes.
> >
> > drivers/mmc/core/bus.c | 1 +
> > drivers/mmc/core/debugfs.c | 3 +
> > drivers/mmc/core/mmc.c | 120 +++++++++++++++++++++++++++++++++++++++++---
> > include/linux/mmc/card.h | 1 +
> > include/linux/mmc/host.h | 15 +++++-
> > include/linux/mmc/mmc.h | 7 ++-
> > 6 files changed, 138 insertions(+), 9 deletions(-)
> >
> > diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c
> > index f37e9d6..d2dbf02 100644
> > --- a/drivers/mmc/core/bus.c
> > +++ b/drivers/mmc/core/bus.c
> > @@ -349,6 +349,7 @@ int mmc_add_card(struct mmc_card *card)
> > mmc_hostname(card->host),
> > mmc_card_uhs(card) ? "ultra high speed " :
> > (mmc_card_hs(card) ? "high speed " : ""),
> > + mmc_card_hs400(card) ? "HS400 " :
> > (mmc_card_hs200(card) ? "HS200 " : ""),
> > mmc_card_ddr52(card) ? "DDR " : "",
> > uhs_bus_speed_mode, type, card->rca);
> > diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
> > index 1f730db..91eb162 100644
> > --- a/drivers/mmc/core/debugfs.c
> > +++ b/drivers/mmc/core/debugfs.c
> > @@ -141,6 +141,9 @@ static int mmc_ios_show(struct seq_file *s, void *data)
> > case MMC_TIMING_MMC_HS200:
> > str = "mmc HS200";
> > break;
> > + case MMC_TIMING_MMC_HS400:
> > + str = "mmc HS400";
> > + break;
> > default:
> > str = "invalid";
> > break;
> > diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
> > index e356a54..998b0af 100644
> > --- a/drivers/mmc/core/mmc.c
> > +++ b/drivers/mmc/core/mmc.c
> > @@ -240,7 +240,7 @@ static int mmc_get_ext_csd(struct mmc_card *card, u8 **new_ext_csd)
> > static void mmc_select_card_type(struct mmc_card *card)
> > {
> > struct mmc_host *host = card->host;
> > - u8 card_type = card->ext_csd.raw_card_type & EXT_CSD_CARD_TYPE_MASK;
> > + u8 card_type = card->ext_csd.raw_card_type;
> > u32 caps = host->caps, caps2 = host->caps2;
> > unsigned int hs_max_dtr = 0, hs200_max_dtr = 0;
> > unsigned int avail_type = 0;
> > @@ -281,6 +281,18 @@ static void mmc_select_card_type(struct mmc_card *card)
> > avail_type |= EXT_CSD_CARD_TYPE_HS200_1_2V;
> > }
> >
> > + if (caps2 & MMC_CAP2_HS400_1_8V &&
> > + card_type & EXT_CSD_CARD_TYPE_HS400_1_8V) {
> > + hs200_max_dtr = MMC_HS200_MAX_DTR;
> > + avail_type |= EXT_CSD_CARD_TYPE_HS400_1_8V;
> > + }
> > +
> > + if (caps2 & MMC_CAP2_HS400_1_2V &&
> > + card_type & EXT_CSD_CARD_TYPE_HS400_1_2V) {
> > + hs200_max_dtr = MMC_HS200_MAX_DTR;
> > + avail_type |= EXT_CSD_CARD_TYPE_HS400_1_2V;
> > + }
> > +
> > card->ext_csd.hs_max_dtr = hs_max_dtr;
> > card->ext_csd.hs200_max_dtr = hs200_max_dtr;
> > card->mmc_avail_type = avail_type;
> > @@ -499,6 +511,8 @@ static int mmc_read_ext_csd(struct mmc_card *card, u8 *ext_csd)
> > ext_csd[EXT_CSD_PWR_CL_DDR_52_195];
> > card->ext_csd.raw_pwr_cl_ddr_52_360 =
> > ext_csd[EXT_CSD_PWR_CL_DDR_52_360];
> > + card->ext_csd.raw_pwr_cl_ddr_200_360 =
> > + ext_csd[EXT_CSD_PWR_CL_DDR_200_360];
> > }
> >
> > if (card->ext_csd.rev >= 5) {
> > @@ -665,7 +679,10 @@ static int mmc_compare_ext_csds(struct mmc_card *card, unsigned bus_width)
> > (card->ext_csd.raw_pwr_cl_ddr_52_195 ==
> > bw_ext_csd[EXT_CSD_PWR_CL_DDR_52_195]) &&
> > (card->ext_csd.raw_pwr_cl_ddr_52_360 ==
> > - bw_ext_csd[EXT_CSD_PWR_CL_DDR_52_360]));
> > + bw_ext_csd[EXT_CSD_PWR_CL_DDR_52_360]) &&
> > + (card->ext_csd.raw_pwr_cl_ddr_200_360 ==
> > + bw_ext_csd[EXT_CSD_PWR_CL_DDR_200_360]));
> > +
> > if (err)
> > err = -EINVAL;
> >
> > @@ -729,7 +746,8 @@ static struct device_type mmc_type = {
> >
> > static inline unsigned int mmc_snoop_ddr(struct mmc_card *card)
> > {
> > - return card->mmc_avail_type & EXT_CSD_CARD_TYPE_DDR_52;
> > + return card->mmc_avail_type &
> > + (EXT_CSD_CARD_TYPE_DDR_52 | EXT_CSD_CARD_TYPE_HS400);
> > }
> >
> > /*
> > @@ -781,7 +799,9 @@ static int __mmc_select_powerclass(struct mmc_card *card,
> > ext_csd->raw_pwr_cl_52_360 :
> > ext_csd->raw_pwr_cl_ddr_52_360;
> > else if (host->ios.clock <= MMC_HS200_MAX_DTR)
> > - pwrclass_val = ext_csd->raw_pwr_cl_200_360;
> > + pwrclass_val = (bus_width == EXT_CSD_DDR_BUS_WIDTH_8) ?
> > + ext_csd->raw_pwr_cl_ddr_200_360 :
> > + ext_csd->raw_pwr_cl_200_360;
> > break;
> > default:
> > pr_warning("%s: Voltage range not supported "
> > @@ -845,7 +865,8 @@ static void mmc_set_bus_speed(struct mmc_card *card)
> > {
> > unsigned int max_dtr = (unsigned int)-1;
> >
> > - if (mmc_card_hs200(card) && max_dtr > card->ext_csd.hs200_max_dtr)
> > + if ((mmc_card_hs200(card) || mmc_card_hs400(card)) &&
> > + max_dtr > card->ext_csd.hs200_max_dtr)
> > max_dtr = card->ext_csd.hs200_max_dtr;
> > else if (mmc_card_hs(card) && max_dtr > card->ext_csd.hs_max_dtr)
> > max_dtr = card->ext_csd.hs_max_dtr;
> > @@ -944,6 +965,28 @@ static int mmc_select_hs(struct mmc_card *card)
> > }
> >
> > /*
> > + * Revert to the high-speed mode from above speed
> > + */
> > +static int mmc_revert_to_hs(struct mmc_card *card)
> > +{
> > + /*
> > + * CMD13, which is used to confirm the completion of timing
> > + * change, will be issued at higher speed timing condtion
> > + * rather than high-speed. If device has completed the change
> > + * to high-speed mode, it may not be proper timing to issue
> > + * command. Low speed supplies better timing margin than high
> > + * speed. Accordingly clock rate & timging should be chagned
> > + * ahead before actual switch.
> > + */
> > + mmc_set_timing(card->host, MMC_TIMING_MMC_HS);
> > + mmc_set_bus_speed(card);
> > +
> > + return mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
> > + EXT_CSD_HS_TIMING, EXT_CSD_TIMING_HS,
> > + card->ext_csd.generic_cmd6_time);
> > +}
> > +
> > +/*
> > * Activate wide bus and DDR if supported.
> > */
> > static int mmc_select_hs_ddr(struct mmc_card *card)
> > @@ -999,6 +1042,56 @@ static int mmc_select_hs_ddr(struct mmc_card *card)
> > return err;
> > }
> >
> > +static int mmc_select_hs400(struct mmc_card *card)
> > +{
> > + struct mmc_host *host = card->host;
> > + int err = 0, ddr;
> > +
> > + ddr = mmc_snoop_ddr(card);
> > +
> > + /*
> > + * The bus width is set to only 8 DDR in HS400 mode
> > + */
> > + if (!(ddr & EXT_CSD_CARD_TYPE_HS400 &&
> > + host->ios.bus_width == MMC_BUS_WIDTH_8))
> > + return 0;
> > +
> > + /*
> > + * Before setting BUS_WIDTH for dual data rate operation,
> > + * HS_TIMING must be set to High Speed(0x1)
> > + */
> > + err = mmc_revert_to_hs(card);
> > + if (err) {
> > + pr_warn("%s: switch to high-speed from hs200 failed, err:%d\n",
> > + mmc_hostname(host), err);
> > + return err;
> > + }
> > +
> > + err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
> > + EXT_CSD_BUS_WIDTH,
> > + EXT_CSD_DDR_BUS_WIDTH_8,
> > + card->ext_csd.generic_cmd6_time);
> > + if (err) {
> > + pr_warn("%s: switch to bus width for hs400 failed, err:%d\n",
> > + mmc_hostname(host), err);
> > + return err;
> > + }
> > +
> > + err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
> > + EXT_CSD_HS_TIMING, EXT_CSD_TIMING_HS400,
> > + card->ext_csd.generic_cmd6_time);
> > + if (err) {
> > + pr_warn("%s: switch to hs400 failed, err:%d\n",
> > + mmc_hostname(host), err);
> > + return err;
> > + }
> > +
> > + mmc_set_timing(host, MMC_TIMING_MMC_HS400);
> > + mmc_set_bus_speed(card);
> > +
> > + return 0;
> > +}
> > +
> > /*
> > * For device supporting HS200 mode, the following sequence
> > * should be done before executing the tuning process.
> > @@ -1031,7 +1124,16 @@ static int mmc_select_hs200(struct mmc_card *card)
> > EXT_CSD_HS_TIMING, EXT_CSD_TIMING_HS200,
> > card->ext_csd.generic_cmd6_time,
> > true, true, true);
> > - if (!err)
> > + if (err)
> > + goto err;
> > +
> > + if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400)
> > + /*
> > + * Timing should be adjusted to the HS400 target
> > + * operation frequency for tuning process
> > + */
> > + mmc_set_timing(host, MMC_TIMING_MMC_HS400_TUNING);
> > + else
> > mmc_set_timing(host, MMC_TIMING_MMC_HS200);
> > }
> > err:
> > @@ -1076,7 +1178,7 @@ bus_speed:
> >
> > /*
> > * Execute tuning sequence to seek the proper bus operating
> > - * conditions for HS200, which sends CMD21 to the device.
> > + * conditions for HS200 and HS400, which sends CMD21 to the device.
> > */
> > static int mmc_hs200_tuning(struct mmc_card *card)
> > {
> > @@ -1310,6 +1412,10 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
> > err = mmc_hs200_tuning(card);
> > if (err)
> > goto err;
> > +
> > + err = mmc_select_hs400(card);
> > + if (err)
> > + goto err;
> > } else if (mmc_card_hs(card)) {
> > /* Select the desired bus width optionally */
> > err = mmc_select_bus_width(card);
> > diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
> > index def6814..2b24c36 100644
> > --- a/include/linux/mmc/card.h
> > +++ b/include/linux/mmc/card.h
> > @@ -110,6 +110,7 @@ struct mmc_ext_csd {
> > u8 raw_pwr_cl_200_360; /* 237 */
> > u8 raw_pwr_cl_ddr_52_195; /* 238 */
> > u8 raw_pwr_cl_ddr_52_360; /* 239 */
> > + u8 raw_pwr_cl_ddr_200_360; /* 253 */
> > u8 raw_bkops_status; /* 246 */
> > u8 raw_sectors[4]; /* 212 - 4 bytes */
> >
> > diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
> > index 1ee3c10..cc716e4 100644
> > --- a/include/linux/mmc/host.h
> > +++ b/include/linux/mmc/host.h
> > @@ -61,6 +61,8 @@ struct mmc_ios {
> > #define MMC_TIMING_UHS_DDR50 7
> > #define MMC_TIMING_MMC_DDR52 8
> > #define MMC_TIMING_MMC_HS200 9
> > +#define MMC_TIMING_MMC_HS400 10
> > +#define MMC_TIMING_MMC_HS400_TUNING 11
> >
> > unsigned char signal_voltage; /* signalling voltage (1.8V or 3.3V) */
> >
> > @@ -274,6 +276,10 @@ struct mmc_host {
> > #define MMC_CAP2_PACKED_CMD (MMC_CAP2_PACKED_RD | \
> > MMC_CAP2_PACKED_WR)
> > #define MMC_CAP2_NO_PRESCAN_POWERUP (1 << 14) /* Don't power up before scan */
> > +#define MMC_CAP2_HS400_1_8V (1 << 15) /* Can support HS400 1.8V */
> > +#define MMC_CAP2_HS400_1_2V (1 << 16) /* Can support HS400 1.2V */
> > +#define MMC_CAP2_HS400 (MMC_CAP2_HS400_1_8V | \
> > + MMC_CAP2_HS400_1_2V)
> >
> > mmc_pm_flag_t pm_caps; /* supported pm features */
> >
> > @@ -486,11 +492,18 @@ static inline int mmc_card_uhs(struct mmc_card *card)
> >
> > static inline bool mmc_card_hs200(struct mmc_card *card)
> > {
> > - return card->host->ios.timing == MMC_TIMING_MMC_HS200;
> > + return card->host->ios.timing == MMC_TIMING_MMC_HS200 ||
> > + card->host->ios.timing == MMC_TIMING_MMC_HS400_TUNING;
> > }
> >
> > static inline bool mmc_card_ddr52(struct mmc_card *card)
> > {
> > return card->host->ios.timing == MMC_TIMING_MMC_DDR52;
> > }
> > +
> > +static inline bool mmc_card_hs400(struct mmc_card *card)
> > +{
> > + return card->host->ios.timing == MMC_TIMING_MMC_HS400;
> > +}
> > +
> > #endif /* LINUX_MMC_HOST_H */
> > diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h
> > index f429f13..64ec963 100644
> > --- a/include/linux/mmc/mmc.h
> > +++ b/include/linux/mmc/mmc.h
> > @@ -325,6 +325,7 @@ struct _mmc_csd {
> > #define EXT_CSD_POWER_OFF_LONG_TIME 247 /* RO */
> > #define EXT_CSD_GENERIC_CMD6_TIME 248 /* RO */
> > #define EXT_CSD_CACHE_SIZE 249 /* RO, 4 bytes */
> > +#define EXT_CSD_PWR_CL_DDR_200_360 253 /* RO */
> > #define EXT_CSD_TAG_UNIT_SIZE 498 /* RO */
> > #define EXT_CSD_DATA_TAG_SUPPORT 499 /* RO */
> > #define EXT_CSD_MAX_PACKED_WRITES 500 /* RO */
> > @@ -354,7 +355,6 @@ struct _mmc_csd {
> > #define EXT_CSD_CMD_SET_SECURE (1<<1)
> > #define EXT_CSD_CMD_SET_CPSECURE (1<<2)
> >
> > -#define EXT_CSD_CARD_TYPE_MASK 0x3F /* Mask out reserved bits */
> > #define EXT_CSD_CARD_TYPE_HS_26 (1<<0) /* Card can run at 26MHz */
> > #define EXT_CSD_CARD_TYPE_HS_52 (1<<1) /* Card can run at 52MHz */
> > #define EXT_CSD_CARD_TYPE_HS (EXT_CSD_CARD_TYPE_HS_26 | \
> > @@ -370,6 +370,10 @@ struct _mmc_csd {
> > /* SDR mode @1.2V I/O */
> > #define EXT_CSD_CARD_TYPE_HS200 (EXT_CSD_CARD_TYPE_HS200_1_8V | \
> > EXT_CSD_CARD_TYPE_HS200_1_2V)
> > +#define EXT_CSD_CARD_TYPE_HS400_1_8V (1<<6) /* Card can run at 200MHz DDR, 1.8V */
> > +#define EXT_CSD_CARD_TYPE_HS400_1_2V (1<<7) /* Card can run at 200MHz DDR, 1.2V */
> > +#define EXT_CSD_CARD_TYPE_HS400 (EXT_CSD_CARD_TYPE_HS400_1_8V | \
> > + EXT_CSD_CARD_TYPE_HS400_1_2V)
> >
> > #define EXT_CSD_BUS_WIDTH_1 0 /* Card is in 1 bit mode */
> > #define EXT_CSD_BUS_WIDTH_4 1 /* Card is in 4 bit mode */
> > @@ -380,6 +384,7 @@ struct _mmc_csd {
> > #define EXT_CSD_TIMING_BC 0 /* Backwards compatility */
> > #define EXT_CSD_TIMING_HS 1 /* High speed */
> > #define EXT_CSD_TIMING_HS200 2 /* HS200 */
> > +#define EXT_CSD_TIMING_HS400 3 /* HS400 */
> >
> > #define EXT_CSD_SEC_ER_EN BIT(0)
> > #define EXT_CSD_SEC_BD_BLK_EN BIT(2)
> > --
> > 1.7.0.4
> >
> >
> > --
> > To unsubscribe from this list: send the line "unsubscribe linux-mmc" in
> > the body of a message to majordomo@vger.kernel.org
> > More majordomo info at http://vger.kernel.org/majordomo-info.html
> >
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-mmc" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2014-03-14 11:34 UTC|newest]
Thread overview: 181+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-05 12:10 [PATCH 0/3] mmc: tmio: Use modern PM ops Ulf Hansson
2013-11-05 12:10 ` [PATCH 1/3] mmc: sh_mobile_sdhi: Use modern PM macros to define pm callbacks Ulf Hansson
2013-11-05 22:29 ` Guennadi Liakhovetski
2013-11-05 12:10 ` [PATCH 2/3] mmc: tmio_mmc: Convert from legacy to modern PM ops Ulf Hansson
2013-11-05 22:24 ` Guennadi Liakhovetski
2013-11-05 12:10 ` [PATCH 3/3] mmc: tmio: Adapt to proper PM configs for exported functions Ulf Hansson
2013-11-05 22:29 ` Guennadi Liakhovetski
2013-11-05 13:26 ` [PATCH] mmc: trivial: fix the compiling warning Seungwon Jeon
2013-11-06 3:20 ` Jaehoon Chung
2013-11-06 9:42 ` Seungwon Jeon
2013-11-05 13:27 ` [PATCH 0/3] mmc: update bus speed mode Seungwon Jeon
2013-11-05 13:27 ` [PATCH 1/3] mmc: rework selection of " Seungwon Jeon
2013-11-05 14:06 ` Ulf Hansson
2013-11-06 9:09 ` Seungwon Jeon
2013-11-06 10:46 ` Ulf Hansson
2013-11-05 13:27 ` [PATCH 2/3] mmc: correct some exclusive card state to clear Seungwon Jeon
2013-11-05 14:33 ` Ulf Hansson
2013-11-06 9:35 ` Seungwon Jeon
2013-11-06 10:38 ` Ulf Hansson
2013-11-07 3:51 ` Seungwon Jeon
2013-11-05 13:28 ` [PATCH 3/3] mmc: add support for hs400 mode of eMMC5.0 Seungwon Jeon
2013-11-07 7:38 ` Shen, Jackey
2013-11-07 11:38 ` Seungwon Jeon
2013-11-08 9:05 ` Jackey Shen
2013-11-11 12:51 ` Seungwon Jeon
2013-11-25 7:32 ` Jackey Shen
2013-11-08 12:16 ` [PATCH 0/3] mmc: tmio: Use modern PM ops Guennadi Liakhovetski
2013-11-11 9:24 ` Ulf Hansson
2014-01-15 14:10 ` [PATCH 0/7] mmc: distinguish DDR timing mode for eMMC/UHS Seungwon Jeon
2014-01-15 14:10 ` [PATCH 1/7] mmc: clarify DDR timing mode between SD-UHS and eMMC Seungwon Jeon
2014-01-16 10:50 ` Ulf Hansson
2014-01-17 21:22 ` Ulf Hansson
2014-01-20 3:55 ` Seungwon Jeon
2014-01-23 9:06 ` Ulf Hansson
2014-01-15 14:11 ` [PATCH 2/7] mmc: mmci: " Seungwon Jeon
2014-01-16 10:20 ` Ulf Hansson
2014-01-17 14:05 ` Seungwon Jeon
2014-01-17 14:50 ` [PATCH v2 " Seungwon Jeon
2014-01-15 14:11 ` [PATCH 3/7] mmc: omap: " Seungwon Jeon
2014-01-16 10:49 ` Ulf Hansson
2014-01-16 11:07 ` Balaji T K
2014-01-16 11:01 ` Balaji T K
2014-01-15 14:12 ` [PATCH 4/7] mmc: sh_mmcif: " Seungwon Jeon
2014-01-16 10:22 ` Ulf Hansson
2014-01-17 14:36 ` Seungwon Jeon
2014-01-28 13:08 ` Seungwon Jeon
2014-01-15 14:12 ` [PATCH 5/7] mmc: rtsx: " Seungwon Jeon
2014-01-16 10:51 ` Ulf Hansson
2014-01-15 14:12 ` [PATCH 6/7] mmc: dw_mmc: " Seungwon Jeon
2014-01-16 10:37 ` Ulf Hansson
2014-01-15 14:12 ` [PATCH 7/7] mmc: sdhci: " Seungwon Jeon
2014-01-16 10:25 ` Ulf Hansson
2014-01-15 14:13 ` [PATCH 0/5] update selection of bus speed mode for eMMC Seungwon Jeon
2014-01-15 14:14 ` [PATCH 1/5] mmc: drop the speed mode of card's state Seungwon Jeon
2014-01-15 14:14 ` [PATCH 2/5] mmc: identify available device type to select Seungwon Jeon
2014-01-15 14:14 ` [PATCH 3/5] mmc: step power class after final selection of bus mode Seungwon Jeon
2014-01-15 14:15 ` [PATCH 4/5] mmc: rework selection of bus speed mode Seungwon Jeon
2014-01-15 14:19 ` [PATCH 5/5] mmc: add support for HS400 mode of eMMC5.0 Seungwon Jeon
2014-02-18 10:24 ` Jackey Shen
2014-02-18 13:31 ` Seungwon Jeon
2014-02-15 14:08 ` [PATCH v2 0/7] mmc: distinguish DDR timing mode for eMMC/UHS Seungwon Jeon
2014-03-07 13:30 ` [PATCH v3 " Seungwon Jeon
2014-03-14 12:11 ` [PATCH RESEND " Seungwon Jeon
2014-04-02 11:50 ` Ulf Hansson
2014-04-03 11:56 ` Seungwon Jeon
2014-02-15 14:08 ` [PATCH v2 1/7] mmc: clarify DDR timing mode between SD-UHS and eMMC Seungwon Jeon
2014-03-07 13:30 ` [PATCH v3 " Seungwon Jeon
2014-03-07 13:42 ` Jaehoon Chung
2014-03-14 12:11 ` [PATCH RESEND " Seungwon Jeon
2014-02-15 14:08 ` [PATCH v2 2/7] mmc: mmci: " Seungwon Jeon
2014-02-17 14:08 ` Ulf Hansson
2014-02-18 13:34 ` Seungwon Jeon
2014-03-07 13:30 ` [PATCH v3 " Seungwon Jeon
2014-03-14 12:12 ` [PATCH RESEND " Seungwon Jeon
2014-02-15 14:09 ` [PATCH v2 3/7] mmc: omap: " Seungwon Jeon
2014-03-07 13:30 ` [PATCH v3 " Seungwon Jeon
2014-03-14 12:12 ` [PATCH RESEND " Seungwon Jeon
2014-02-15 14:09 ` [PATCH v2 4/7] mmc: sh_mmcif: " Seungwon Jeon
2014-03-07 13:30 ` [PATCH v3 " Seungwon Jeon
2014-03-14 12:12 ` [PATCH RESEND " Seungwon Jeon
2014-02-15 14:09 ` [PATCH v2 5/7] mmc: rtsx: " Seungwon Jeon
2014-03-07 13:31 ` [PATCH v3 " Seungwon Jeon
2014-03-14 12:12 ` [PATCH RESEND " Seungwon Jeon
2014-02-15 14:09 ` [PATCH v2 6/7] mmc: dw_mmc: " Seungwon Jeon
2014-03-07 13:31 ` [PATCH v3 " Seungwon Jeon
2014-03-07 13:43 ` Jaehoon Chung
2014-03-14 12:12 ` [PATCH RESEMD " Seungwon Jeon
2014-02-15 14:09 ` [PATCH v2 7/7] mmc: sdhci: " Seungwon Jeon
2014-03-07 13:31 ` [PATCH v3 " Seungwon Jeon
2014-03-14 12:12 ` [PATCH RESEND " Seungwon Jeon
2014-02-15 14:18 ` [PATCH RESEND 0/5] update selection of bus speed mode for eMMC Seungwon Jeon
2014-03-07 14:35 ` [PATCH v2 " Seungwon Jeon
2014-03-13 14:41 ` Ulf Hansson
2014-03-13 9:52 ` [PATCH RESEND " Jaehoon Chung
2014-03-14 12:16 ` [PATCH v3 " Seungwon Jeon
2014-03-17 8:47 ` Ulf Hansson
2014-03-18 1:43 ` Seungwon Jeon
2014-03-18 4:20 ` Jaehoon Chung
2014-03-18 8:01 ` Ulf Hansson
2014-03-26 10:59 ` [PATCH v4 " Seungwon Jeon
2014-03-26 11:00 ` [PATCH v4 1/5] mmc: drop the speed mode of card's state Seungwon Jeon
2014-03-26 11:00 ` [PATCH v4 2/5] mmc: identify available device type to select Seungwon Jeon
2014-03-26 11:00 ` [PATCH v4 3/5] mmc: step power class after final selection of bus mode Seungwon Jeon
2014-03-28 8:43 ` Ulf Hansson
2014-03-26 11:00 ` [PATCH v4 4/5] mmc: rework selection of bus speed mode Seungwon Jeon
2014-03-26 11:00 ` [PATCH v4 5/5] mmc: add support for HS400 mode of eMMC5.0 Seungwon Jeon
2014-04-11 11:33 ` [PATCH v5 0/5] update selection of bus speed mode for eMMC Seungwon Jeon
2014-04-11 11:34 ` [PATCH v5 1/5] mmc: drop the speed mode of card's state Seungwon Jeon
2014-04-11 11:34 ` [PATCH v5 2/5] mmc: identify available device type to select Seungwon Jeon
2014-04-11 11:47 ` Ulf Hansson
2014-04-11 11:34 ` [PATCH v5 3/5] mmc: step power class after final selection of bus mode Seungwon Jeon
2014-04-11 11:34 ` [PATCH v5 4/5] mmc: rework selection of bus speed mode Seungwon Jeon
2014-04-11 11:34 ` [PATCH v5 5/5] mmc: add support for HS400 mode of eMMC5.0 Seungwon Jeon
2014-04-11 12:06 ` Ulf Hansson
2014-04-18 13:36 ` [PATCH v6 0/6] update selection of bus speed mode for eMMC Seungwon Jeon
2014-04-20 7:18 ` Ulf Hansson
2014-04-21 3:55 ` Seungwon Jeon
2014-04-18 13:36 ` [PATCH v6 1/6] mmc: drop the speed mode of card's state Seungwon Jeon
2014-04-18 13:36 ` [PATCH v6 2/6] mmc: identify available device type to select Seungwon Jeon
2014-04-18 13:36 ` [PATCH v6 3/6] mmc: step power class after final selection of bus mode Seungwon Jeon
2014-04-18 13:36 ` [PATCH v6 4/6] mmc: rework selection of bus speed mode Seungwon Jeon
2014-04-18 13:37 ` [PATCH v6 5/6] mmc: add support for HS400 mode of eMMC5.0 Seungwon Jeon
2014-04-18 13:37 ` [PATCH v6 6/6] mmc: core: add DT bindings for eMMC HS400 1.8/1.2V Seungwon Jeon
2014-04-23 8:30 ` Ulf Hansson
2014-04-23 8:07 ` [PATCH 0/6] update selection of bus speed mode for eMMC Seungwon Jeon
2014-04-23 8:07 ` [PATCH 1/6] mmc: drop the speed mode of card's state Seungwon Jeon
2014-05-05 8:02 ` Ulf Hansson
2014-04-23 8:07 ` [PATCH 2/6] mmc: identify available device type to select Seungwon Jeon
2014-04-23 8:08 ` [PATCH 3/6] mmc: step power class after final selection of bus mode Seungwon Jeon
2014-04-23 8:08 ` [PATCH 4/6] mmc: rework selection of bus speed mode Seungwon Jeon
2014-04-23 8:14 ` [PATCH 5/6] mmc: add support for HS400 mode of eMMC5.0 Seungwon Jeon
2014-04-23 8:15 ` [PATCH 6/6] mmc: core: add DT bindings for eMMC HS400 1.8/1.2V Seungwon Jeon
2014-02-15 14:18 ` [PATCH RESEND 1/5] mmc: drop the speed mode of card's state Seungwon Jeon
2014-02-17 14:38 ` Ulf Hansson
2014-02-18 13:43 ` Seungwon Jeon
2014-02-18 16:40 ` Ulf Hansson
2014-03-07 14:36 ` [PATCH v2 " Seungwon Jeon
2014-03-14 12:16 ` [PATCH v3 " Seungwon Jeon
2014-02-15 14:18 ` [PATCH RESEND 2/5] mmc: identify available device type to select Seungwon Jeon
2014-03-07 14:36 ` [PATCH v2 " Seungwon Jeon
2014-03-10 10:14 ` Jaehoon Chung
2014-03-10 11:59 ` Seungwon Jeon
2014-03-13 5:37 ` Jaehoon Chung
2014-03-13 8:37 ` Seungwon Jeon
2014-03-13 9:51 ` Jaehoon Chung
2014-03-13 14:02 ` Ulf Hansson
2014-03-14 2:49 ` Seungwon Jeon
2014-03-14 7:34 ` Ulf Hansson
2014-03-14 10:24 ` Seungwon Jeon
2014-03-28 8:31 ` Ulf Hansson
2014-03-28 12:27 ` Seungwon Jeon
2014-03-14 12:16 ` [PATCH v3 " Seungwon Jeon
2014-02-15 14:23 ` [PATCH RESEND 3/5] mmc: step power class after final selection of bus mode Seungwon Jeon
2014-03-07 14:36 ` [PATCH v2 " Seungwon Jeon
2014-03-13 14:28 ` Ulf Hansson
2014-03-14 2:49 ` Seungwon Jeon
2014-03-14 7:31 ` Ulf Hansson
2014-03-14 12:16 ` [PATCH v3 " Seungwon Jeon
2014-02-15 14:24 ` [PATCH RESEND 4/5] mmc: rework selection of bus speed mode Seungwon Jeon
2014-03-07 14:36 ` [PATCH v2 " Seungwon Jeon
2014-03-14 12:16 ` [PATCH v3 " Seungwon Jeon
2014-03-21 13:01 ` Ulf Hansson
2014-03-22 12:04 ` Seungwon Jeon
2014-03-24 13:11 ` Ulf Hansson
2014-02-15 14:24 ` [PATCH RESEND 5/5] mmc: add support for HS400 mode of eMMC5.0 Seungwon Jeon
2014-03-07 14:36 ` [PATCH v2 " Seungwon Jeon
2014-03-11 0:45 ` Jackey Shen
2014-03-14 11:34 ` Seungwon Jeon [this message]
2014-03-14 12:16 ` [PATCH v3 " Seungwon Jeon
2014-03-24 15:41 ` Ulf Hansson
2014-03-25 9:23 ` Seungwon Jeon
2014-03-28 9:57 ` Ulf Hansson
2014-03-28 12:18 ` Seungwon Jeon
2014-03-28 13:33 ` Ulf Hansson
2014-04-02 1:15 ` Seungwon Jeon
2014-04-02 9:39 ` Ulf Hansson
2014-04-03 11:53 ` Seungwon Jeon
2014-04-03 13:14 ` Ulf Hansson
2014-04-04 10:46 ` Seungwon Jeon
2014-04-04 11:58 ` Ulf Hansson
2014-04-05 14:36 ` Seungwon Jeon
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