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| author | Dirk Eibach <dirk.eibach@gdsys.cc> | 2014-07-03 09:28:23 +0200 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-07-07 19:47:19 -0400 |
| commit | b415fec65f9867d851366b0bf17759497ff8b392 (patch) | |
| tree | 5f29790fdcf72a4543e86752f75ff0cf20d637a5 /board | |
| parent | 3a990bfaeaf3d8388e1a62163e9361fe89ae3c79 (diff) | |
| download | u-boot-imx-b415fec65f9867d851366b0bf17759497ff8b392.zip u-boot-imx-b415fec65f9867d851366b0bf17759497ff8b392.tar.gz u-boot-imx-b415fec65f9867d851366b0bf17759497ff8b392.tar.bz2 | |
board: gdsys: Enable scrambling on DP501
For proper displayport performance, scrambling has to be enabled, but
is turned off on DP501 by default.
Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Diffstat (limited to 'board')
| -rw-r--r-- | board/gdsys/common/dp501.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/board/gdsys/common/dp501.c b/board/gdsys/common/dp501.c index 7958bae..7eb15ed 100644 --- a/board/gdsys/common/dp501.c +++ b/board/gdsys/common/dp501.c @@ -61,6 +61,7 @@ void dp501_powerup(u8 addr) i2c_reg_write(addr, 0x71, 0x20); /* Enable Aux burst write */ dp501_setbits(addr, 0x78, 0x30); /* Disable HPD2 IRQ */ dp501_clrbits(addr, 0x2f, 0x40); /* Link FIFO reset selection */ + dp501_clrbits(addr, 0x60, 0x20); /* Enable scrambling */ #ifdef CONFIG_SYS_DP501_VCAPCTRL0 i2c_reg_write(addr, 0x24, CONFIG_SYS_DP501_VCAPCTRL0); |