diff options
| author | Priyanka Jain <priyanka.jain@nxp.com> | 2017-04-25 04:42:31 (GMT) |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2017-05-23 16:12:26 (GMT) |
| commit | 5193405a163aa9bab068680167fdeb0e1008e7b5 (patch) | |
| tree | e7b6504ffc29fca66ddb342d2ba11229f04bd85e /board/freescale/ls2080ardb/ls2080ardb.c | |
| parent | 3098e539d6a67df9f2a3c402d62147fa10422150 (diff) | |
| download | u-boot-5193405a163aa9bab068680167fdeb0e1008e7b5.tar.xz | |
board: freescale: ls2080ardb: Enable SD interface for RevF board
LS2080ARDB/LS2088ARDB RevF board has smart voltage translator
which needs to be programmed to enable high speed SD interface
by setting GPIO4_10 output to zero.
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Signed-off-by: Santan Kumar <santan.kumar@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'board/freescale/ls2080ardb/ls2080ardb.c')
| -rw-r--r-- | board/freescale/ls2080ardb/ls2080ardb.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/board/freescale/ls2080ardb/ls2080ardb.c b/board/freescale/ls2080ardb/ls2080ardb.c index ea05ec6..c2aa101 100644 --- a/board/freescale/ls2080ardb/ls2080ardb.c +++ b/board/freescale/ls2080ardb/ls2080ardb.c @@ -1,4 +1,5 @@ /* + * Copyright (C) 2017 NXP Semiconductors * Copyright 2015 Freescale Semiconductor * * SPDX-License-Identifier: GPL-2.0+ @@ -205,6 +206,23 @@ int board_early_init_f(void) int misc_init_r(void) { +#ifdef CONFIG_FSL_QIXIS + u8 sw; + + sw = QIXIS_READ(arch); + /* + * LS2080ARDB/LS2088ARDB RevF board has smart voltage translator + * which needs to be programmed to enable high speed SD interface + * by setting GPIO4_10 output to zero + */ + if ((sw & 0xf) == 0x5) { + out_le32(GPIO4_GPDIR_ADDR, (1 << 21 | + in_le32(GPIO4_GPDIR_ADDR))); + out_le32(GPIO4_GPDAT_ADDR, (~(1 << 21) & + in_le32(GPIO4_GPDAT_ADDR))); + } +#endif + if (hwconfig("sdhc")) config_board_mux(MUX_TYPE_SDHC); |