diff options
| author | Qixiang Xu <qixiang.xu@arm.com> | 2018-01-17 13:31:21 +0800 |
|---|---|---|
| committer | Qixiang Xu <qixiang.xu@arm.com> | 2018-01-17 14:14:29 +0800 |
| commit | bc9a7c9cf9426c1678916f27bb69acd21bcf8285 (patch) | |
| tree | 41fe063b77ace7724f90b516e3f9053a9ef89998 /drivers | |
| parent | 759a7be93721ef1ca117867255c69a99039afaa3 (diff) | |
emmc: add macros CMD21, BUS_WIDTH_DDR_4 and BUS_WIDTH_DDR_8
Add some macros according to JEDEC Standard Embedded Multi-Media
Card (eMMC) Electrical Standard (5.1)": Table 145 - Bus Mode
Selection.
Change-Id: Iaa45e0582653ef4290efd60d039f0bdc420eeb47
Signed-off-by: Qixiang Xu <qixiang.xu@arm.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/emmc/emmc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/emmc/emmc.c b/drivers/emmc/emmc.c index bcdc82ce..92d1e872 100644 --- a/drivers/emmc/emmc.c +++ b/drivers/emmc/emmc.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause * @@ -353,7 +353,9 @@ void emmc_init(const emmc_ops_t *ops_ptr, int clk, int width, (clk != 0) && ((width == EMMC_BUS_WIDTH_1) || (width == EMMC_BUS_WIDTH_4) || - (width == EMMC_BUS_WIDTH_8))); + (width == EMMC_BUS_WIDTH_8) || + (width == EMMC_BUS_WIDTH_DDR_4) || + (width == EMMC_BUS_WIDTH_DDR_8))); ops = ops_ptr; emmc_flags = flags; |