Re: [U-Boot] [PATCH 3/4] DMC: exynos5420: Gate CLKM to when reading PHY_CON13

2014-05-23 Thread Simon Glass
On 21 May 2014 23:33, Akshay Saraswat wrote: > From: Doug Anderson > > From experiments it appears that PHY_CON13 is glitchy if we sample it > when CLKM is running. If we stop CLKM when sampling it the glitches > all go away, so we'll do that. > > We also check the "is it locked" bits of PHY_CON

[U-Boot] [PATCH 3/4] DMC: exynos5420: Gate CLKM to when reading PHY_CON13

2014-05-22 Thread Akshay Saraswat
From: Doug Anderson >From experiments it appears that PHY_CON13 is glitchy if we sample it when CLKM is running. If we stop CLKM when sampling it the glitches all go away, so we'll do that. We also check the "is it locked" bits of PHY_CON13 and loop until they show that the value sampled actual