[U-Boot] [PATCH V2 4/4] imx: mx7dsabresd: enable UHS and HS200

Peng Fan peng.fan at nxp.com
Sun Jan 21 11:00:25 UTC 2018


Enable UHS and HS200 for mx7dsabresd.

Read Speed improvement:
Kingston SD10VG2/16GB SDHC 3.0 card
22.2MB/s -> 73.7MB/s
eMMC5.0 MTFC8GACAEAM:
68MB/s -> 87MB/s

Signed-off-by: Peng Fan <peng.fan at nxp.com>
Cc: Stefano Babic <sbabic at denx.de>
Cc: Fabio Estevam <fabio.estevam at nxp.com>
Cc: Jaehoon Chung <jh80.chung at samsung.com>
---
 configs/mx7dsabresd_defconfig        | 3 +++
 configs/mx7dsabresd_secure_defconfig | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/configs/mx7dsabresd_defconfig b/configs/mx7dsabresd_defconfig
index 310c176083..9fd75b573b 100644
--- a/configs/mx7dsabresd_defconfig
+++ b/configs/mx7dsabresd_defconfig
@@ -41,6 +41,9 @@ CONFIG_DM_GPIO=y
 CONFIG_DM_74X164=y
 CONFIG_DM_I2C=y
 CONFIG_DM_MMC=y
+CONFIG_MMC_IO_VOLTAGE=y
+CONFIG_MMC_UHS_SUPPORT=y
+CONFIG_MMC_HS200_SUPPORT=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_PHYLIB=y
diff --git a/configs/mx7dsabresd_secure_defconfig b/configs/mx7dsabresd_secure_defconfig
index 4126d90746..7dcde7c0a4 100644
--- a/configs/mx7dsabresd_secure_defconfig
+++ b/configs/mx7dsabresd_secure_defconfig
@@ -43,6 +43,9 @@ CONFIG_DM_GPIO=y
 CONFIG_DM_74X164=y
 CONFIG_DM_I2C=y
 CONFIG_DM_MMC=y
+CONFIG_MMC_IO_VOLTAGE=y
+CONFIG_MMC_UHS_SUPPORT=y
+CONFIG_MMC_HS200_SUPPORT=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_PHYLIB=y
-- 
2.14.1



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