diff options
Diffstat (limited to 'bcm283x-mmc-imp-speed.patch')
| -rw-r--r-- | bcm283x-mmc-imp-speed.patch | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/bcm283x-mmc-imp-speed.patch b/bcm283x-mmc-imp-speed.patch deleted file mode 100644 index bad003a3c..000000000 --- a/bcm283x-mmc-imp-speed.patch +++ /dev/null @@ -1,107 +0,0 @@ -From patchwork Fri Dec 30 15:24:32 2016 -Content-Type: text/plain; charset="utf-8" -MIME-Version: 1.0 -Content-Transfer-Encoding: 7bit -Subject: [1/2] mmc: sdhci-iproc: Apply caps from bcm2835-mmc driver -From: Stefan Wahren <stefan.wahren@i2se.com> -X-Patchwork-Id: 9492281 -Message-Id: <1483111474-29907-2-git-send-email-stefan.wahren@i2se.com> -To: Eric Anholt <eric@anholt.net>, Gerd Hoffmann <kraxel@redhat.com>, - Adrian Hunter <adrian.hunter@intel.com>, - Ulf Hansson <ulf.hansson@linaro.org> -Cc: Stefan Wahren <stefan.wahren@i2se.com>, - Scott Branden <sbranden@broadcom.com>, Jon Mason <jonmason@broadcom.com>, - Ray Jui <rjui@broadcom.com>, linux-mmc@vger.kernel.org, - bcm-kernel-feedback-list@broadcom.com, - linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org -Date: Fri, 30 Dec 2016 15:24:32 +0000 - -Since the mmc module on bcm2835 neither provide a capabilities register nor -free documentation we must rely on the downstream implementation [1]. - -So enable the following capabilities for bcm2835: - -MMC_CAP_MMC_HIGHSPEED -MMC_CAP_SD_HIGHSPEED -MMC_CAP_DRIVER_TYPE_A -MMC_CAP_DRIVER_TYPE_C - -[1] - https://github.com/raspberrypi/linux/blob/rpi-4.4.y/drivers/mmc/host/bcm2835-mmc.c - -Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> -Reviewed-by: Eric Anholt <eric@anholt.net> -Acked-by: Adrian Hunter <adrian.hunter@intel.com> ---- - drivers/mmc/host/sdhci-iproc.c | 9 ++++++--- - 1 file changed, 6 insertions(+), 3 deletions(-) - -diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c -index d7046d6..30b3fdf 100644 ---- a/drivers/mmc/host/sdhci-iproc.c -+++ b/drivers/mmc/host/sdhci-iproc.c -@@ -211,14 +211,17 @@ static void sdhci_iproc_writeb(struct sdhci_host *host, u8 val, int reg) - static const struct sdhci_pltfm_data sdhci_bcm2835_pltfm_data = { - .quirks = SDHCI_QUIRK_BROKEN_CARD_DETECTION | - SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK | -- SDHCI_QUIRK_MISSING_CAPS, -+ SDHCI_QUIRK_MISSING_CAPS | -+ SDHCI_QUIRK_NO_HISPD_BIT, - .ops = &sdhci_iproc_32only_ops, - }; - - static const struct sdhci_iproc_data bcm2835_data = { - .pdata = &sdhci_bcm2835_pltfm_data, -- .caps = SDHCI_CAN_VDD_330, -- .caps1 = 0x00000000, -+ .caps = SDHCI_CAN_VDD_330 | -+ SDHCI_CAN_DO_HISPD, -+ .caps1 = SDHCI_DRIVER_TYPE_A | -+ SDHCI_DRIVER_TYPE_C, - .mmc_caps = 0x00000000, - }; - -From patchwork Fri Dec 30 15:24:33 2016 -Content-Type: text/plain; charset="utf-8" -MIME-Version: 1.0 -Content-Transfer-Encoding: 7bit -Subject: [2/2] mmc: sdhci-iproc: Increase max_blk_size for bcm2835 -From: Stefan Wahren <stefan.wahren@i2se.com> -X-Patchwork-Id: 9492273 -Message-Id: <1483111474-29907-3-git-send-email-stefan.wahren@i2se.com> -To: Eric Anholt <eric@anholt.net>, Gerd Hoffmann <kraxel@redhat.com>, - Adrian Hunter <adrian.hunter@intel.com>, - Ulf Hansson <ulf.hansson@linaro.org> -Cc: Stefan Wahren <stefan.wahren@i2se.com>, - Scott Branden <sbranden@broadcom.com>, Jon Mason <jonmason@broadcom.com>, - Ray Jui <rjui@broadcom.com>, linux-mmc@vger.kernel.org, - bcm-kernel-feedback-list@broadcom.com, - linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org -Date: Fri, 30 Dec 2016 15:24:33 +0000 - -According to the BCM2835 datasheet the maximum block size for the -eMMC module is restricted to the internal data FIFO which is 1024 byte. -But this is still an improvement to the default of 512 byte. - -Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> -Reviewed-by: Eric Anholt <eric@anholt.net> -Acked-by: Scott Branden <scott.branden@broadcom.com> -Acked-by: Adrian Hunter <adrian.hunter@intel.com> ---- - drivers/mmc/host/sdhci-iproc.c | 4 +++- - 1 file changed, 3 insertions(+), 1 deletion(-) - -diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c -index 30b3fdf..3275d49 100644 ---- a/drivers/mmc/host/sdhci-iproc.c -+++ b/drivers/mmc/host/sdhci-iproc.c -@@ -218,7 +218,9 @@ static void sdhci_iproc_writeb(struct sdhci_host *host, u8 val, int reg) - - static const struct sdhci_iproc_data bcm2835_data = { - .pdata = &sdhci_bcm2835_pltfm_data, -- .caps = SDHCI_CAN_VDD_330 | -+ .caps = ((0x1 << SDHCI_MAX_BLOCK_SHIFT) -+ & SDHCI_MAX_BLOCK_MASK) | -+ SDHCI_CAN_VDD_330 | - SDHCI_CAN_DO_HISPD, - .caps1 = SDHCI_DRIVER_TYPE_A | - SDHCI_DRIVER_TYPE_C, |