From: Chen-Yu Tsai <wens@csie.org> To: Ulf Hansson <ulf.hansson@linaro.org>, Maxime Ripard <maxime.ripard@free-electrons.com> Cc: Chen-Yu Tsai <wens@csie.org>, Hans de Goede <hdegoede@redhat.com>, linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com Subject: [PATCH RFC 07/15] mmc: sunxi: Enable eMMC HS-DDR (MMC_CAP_1_8V_DDR) support Date: Thu, 21 Jan 2016 13:26:34 +0800 [thread overview] Message-ID: <1453354002-28366-8-git-send-email-wens@csie.org> (raw) In-Reply-To: <1453354002-28366-1-git-send-email-wens@csie.org> Now that clock delay settings for 8 bit DDR are correct, and vqmmc support is available, we can enable MMC_CAP_1_8V_DDR support. This enables MMC HS-DDR at up to 52 MHz, even if signal voltage switching is not available. Signed-off-by: Chen-Yu Tsai <wens@csie.org> --- drivers/mmc/host/sunxi-mmc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c index d05928091b34..f3a7f36e38c2 100644 --- a/drivers/mmc/host/sunxi-mmc.c +++ b/drivers/mmc/host/sunxi-mmc.c @@ -1145,6 +1145,7 @@ static int sunxi_mmc_probe(struct platform_device *pdev) mmc->f_min = 400000; mmc->f_max = 50000000; mmc->caps |= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED | + MMC_CAP_1_8V_DDR | MMC_CAP_ERASE | MMC_CAP_SDIO_IRQ; ret = mmc_of_parse(mmc); -- 2.7.0.rc3
WARNING: multiple messages have this Message-ID (diff)
From: wens@csie.org (Chen-Yu Tsai) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH RFC 07/15] mmc: sunxi: Enable eMMC HS-DDR (MMC_CAP_1_8V_DDR) support Date: Thu, 21 Jan 2016 13:26:34 +0800 [thread overview] Message-ID: <1453354002-28366-8-git-send-email-wens@csie.org> (raw) In-Reply-To: <1453354002-28366-1-git-send-email-wens@csie.org> Now that clock delay settings for 8 bit DDR are correct, and vqmmc support is available, we can enable MMC_CAP_1_8V_DDR support. This enables MMC HS-DDR at up to 52 MHz, even if signal voltage switching is not available. Signed-off-by: Chen-Yu Tsai <wens@csie.org> --- drivers/mmc/host/sunxi-mmc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c index d05928091b34..f3a7f36e38c2 100644 --- a/drivers/mmc/host/sunxi-mmc.c +++ b/drivers/mmc/host/sunxi-mmc.c @@ -1145,6 +1145,7 @@ static int sunxi_mmc_probe(struct platform_device *pdev) mmc->f_min = 400000; mmc->f_max = 50000000; mmc->caps |= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED | + MMC_CAP_1_8V_DDR | MMC_CAP_ERASE | MMC_CAP_SDIO_IRQ; ret = mmc_of_parse(mmc); -- 2.7.0.rc3
next prev parent reply other threads:[~2016-01-21 5:33 UTC|newest] Thread overview: 108+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-01-21 5:26 [PATCH RFC 00/15] mmc: sunxi: Support vqmmc regulator and eMMC DDR modes Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-21 5:26 ` [PATCH RFC 01/15] mmc: sunxi: Document host init sequence Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-29 11:39 ` Ulf Hansson 2016-01-29 11:39 ` Ulf Hansson 2016-01-29 11:39 ` Ulf Hansson 2016-01-21 5:26 ` [PATCH RFC 02/15] mmc: sunxi: Return error on mmc_regulator_set_ocr() fail in .set_ios op Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-29 11:40 ` Ulf Hansson 2016-01-29 11:40 ` Ulf Hansson 2016-01-29 11:40 ` Ulf Hansson 2016-01-21 5:26 ` [PATCH RFC 03/15] mmc: sunxi: Block signal voltage switching (CMD11) Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-29 10:42 ` Ulf Hansson 2016-01-29 10:42 ` Ulf Hansson 2016-01-29 10:42 ` Ulf Hansson 2016-01-29 14:44 ` Chen-Yu Tsai 2016-01-29 14:44 ` Chen-Yu Tsai 2016-01-29 14:44 ` Chen-Yu Tsai 2016-01-21 5:26 ` [PATCH RFC 04/15] mmc: sunxi: Support vqmmc regulator Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-29 11:40 ` Ulf Hansson 2016-01-29 11:40 ` Ulf Hansson 2016-01-29 11:40 ` Ulf Hansson 2016-01-21 5:26 ` [PATCH RFC 05/15] mmc: sunxi: Support MMC_DDR52 timing modes Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-21 11:14 ` Hans de Goede 2016-01-21 11:14 ` Hans de Goede 2016-01-21 11:55 ` Chen-Yu Tsai 2016-01-21 11:55 ` Chen-Yu Tsai 2016-01-21 12:26 ` Hans de Goede 2016-01-21 12:26 ` Hans de Goede 2016-01-21 12:26 ` Hans de Goede 2016-01-21 5:26 ` [PATCH RFC 06/15] mmc: sunxi: Support 8 bit eMMC DDR transfer modes Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai [this message] 2016-01-21 5:26 ` [PATCH RFC 07/15] mmc: sunxi: Enable eMMC HS-DDR (MMC_CAP_1_8V_DDR) support Chen-Yu Tsai 2016-01-21 5:26 ` [PATCH RFC 08/15] ARM: dts: sun6i: Add mmc3 pins for 8 bit emmc Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-22 20:31 ` Maxime Ripard 2016-01-22 20:31 ` Maxime Ripard 2016-01-22 20:31 ` Maxime Ripard 2016-01-23 11:04 ` Chen-Yu Tsai 2016-01-23 11:04 ` Chen-Yu Tsai 2016-01-23 11:04 ` Chen-Yu Tsai 2016-01-24 16:54 ` Maxime Ripard 2016-01-24 16:54 ` Maxime Ripard 2016-01-24 16:54 ` Maxime Ripard 2016-01-21 5:26 ` [PATCH RFC 09/15] ARM: dts: sun6i: sina31s: Switch to mmc3 for onboard eMMC Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-21 11:16 ` Hans de Goede 2016-01-21 11:16 ` Hans de Goede 2016-01-21 11:16 ` Hans de Goede 2016-01-21 12:23 ` Chen-Yu Tsai 2016-01-21 12:23 ` Chen-Yu Tsai 2016-01-21 12:25 ` Hans de Goede 2016-01-21 12:25 ` Hans de Goede 2016-01-21 12:28 ` Chen-Yu Tsai 2016-01-21 12:28 ` Chen-Yu Tsai 2016-01-21 12:38 ` Hans de Goede 2016-01-21 12:38 ` Hans de Goede 2016-01-22 20:39 ` Maxime Ripard 2016-01-22 20:39 ` Maxime Ripard 2016-01-22 20:39 ` Maxime Ripard 2016-01-23 4:21 ` Chen-Yu Tsai 2016-01-23 4:21 ` Chen-Yu Tsai 2016-01-23 4:21 ` Chen-Yu Tsai 2016-01-24 16:56 ` Maxime Ripard 2016-01-24 16:56 ` Maxime Ripard 2016-01-24 16:56 ` Maxime Ripard 2016-01-21 5:26 ` [PATCH RFC 10/15] ARM: dts: sun8i: Include SDC2_RST pin in mmc2_8bit_pins Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-24 16:58 ` Maxime Ripard 2016-01-24 16:58 ` Maxime Ripard 2016-01-24 16:58 ` Maxime Ripard 2016-01-21 5:26 ` [PATCH RFC 11/15] ARM: dts: sun8i: sina33: Enable hardware reset and HS-DDR for eMMC Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-22 20:42 ` Maxime Ripard 2016-01-22 20:42 ` Maxime Ripard 2016-01-22 20:42 ` Maxime Ripard 2016-01-21 5:26 ` [PATCH RFC 12/15] ARM: dts: sun9i: Use sun9i specific mmc compatible Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-22 20:44 ` Maxime Ripard 2016-01-22 20:44 ` Maxime Ripard 2016-01-22 20:44 ` Maxime Ripard 2016-01-23 10:50 ` Chen-Yu Tsai 2016-01-23 10:50 ` Chen-Yu Tsai 2016-01-23 10:50 ` Chen-Yu Tsai 2016-01-21 5:26 ` [PATCH RFC 13/15] ARM: dts: sun9i: Include SDC2_RST pin in mmc2_8bit_pins Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-24 16:58 ` Maxime Ripard 2016-01-24 16:58 ` Maxime Ripard 2016-01-24 16:58 ` Maxime Ripard 2016-01-21 5:26 ` [PATCH RFC 14/15] ARM: dts: sun9i: a80-optimus: Enable hardware reset and HS-DDR for eMMC Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-24 16:59 ` Maxime Ripard 2016-01-24 16:59 ` Maxime Ripard 2016-01-21 5:26 ` [PATCH RFC 15/15] ARM: dts: sun9i: cubieboard4: " Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-21 5:26 ` Chen-Yu Tsai 2016-01-24 16:59 ` Maxime Ripard 2016-01-24 16:59 ` Maxime Ripard 2016-01-21 11:19 ` [PATCH RFC 00/15] mmc: sunxi: Support vqmmc regulator and eMMC DDR modes Hans de Goede 2016-01-21 11:19 ` Hans de Goede 2016-01-21 11:19 ` Hans de Goede
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