diff options
| author | Wen He <wen.he_1@nxp.com> | 2019-11-18 13:26:09 +0800 |
|---|---|---|
| committer | Priyanka Jain <priyanka.jain@nxp.com> | 2019-12-26 16:00:20 +0530 |
| commit | f76d88b06062febf4ede375f92d68984e7f60f1f (patch) | |
| tree | d4c19109705df18ae5f2d77e6f4a1fd12ead7350 /board/freescale/ls1028a | |
| parent | 7bd1e7b7d1004367762cf595c2de1ed2f08cd0d0 (diff) | |
armv8: ls1028ardb: enable DisplayPort Power support
Enable DP_PWR signal to power the DP to HDMI converter cable.
Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Diffstat (limited to 'board/freescale/ls1028a')
| -rw-r--r-- | board/freescale/ls1028a/ls1028a.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/board/freescale/ls1028a/ls1028a.c b/board/freescale/ls1028a/ls1028a.c index a9606b8865..1151e77531 100644 --- a/board/freescale/ls1028a/ls1028a.c +++ b/board/freescale/ls1028a/ls1028a.c @@ -86,7 +86,19 @@ int board_init(void) if (!i2c_get_chip_for_busnum(0, I2C_MUX_PCA_ADDR_PRI, 1, &dev)) dm_i2c_write(dev, 0x0b, &val, 1); #endif +#endif +#if defined(CONFIG_TARGET_LS1028ARDB) + u8 reg; + + reg = QIXIS_READ(brdcfg[4]); + /* + * Field | Function + * 3 | DisplayPort Power Enable (net DP_PWR_EN): + * DPPWR | 0= DP_PWR is enabled. + */ + reg &= ~(DP_PWD_EN_DEFAULT_MASK); + QIXIS_WRITE(brdcfg[4], reg); #endif return 0; } |