On 2013-04-18 13:13, Christoph Fritz wrote: > On Thu, 2013-04-18 at 12:21 +0300, Tomi Valkeinen wrote: >> On 2013-04-18 12:09, Tomi Valkeinen wrote: >>> On 2013-04-18 11:37, Christoph Fritz wrote: >> >>>> With linux-next this patch breaks compiling here because DPI now depends >>>> on DSI - but my omap3 board here doesn't use DSI at all: >>>> >>>> drivers/video/omap2/dss/dpi.c: In function ‘dpi_calc_pll_cb’: >>>> drivers/video/omap2/dss/dpi.c:181: error: implicit declaration of function ‘dsi_hsdiv_calc’ >>>> drivers/video/omap2/dss/dpi.c: In function ‘dpi_dsi_clk_calc’: >>>> drivers/video/omap2/dss/dpi.c:201: error: implicit declaration of function ‘dsi_get_pll_clkin’ >>>> drivers/video/omap2/dss/dpi.c:212: error: implicit declaration of function ‘dsi_pll_calc’ >>>> >>>> Enabling OMAP2_DSS_DSI fixes this. This is my proposed patch. You may be want to merge it? >>> >>> Thanks for reporting this. We shouldn't make DPI depend on DSI. We >>> should make dummy functions for the above when DSI is not enabled so >>> that DPI compiles. I'll make a fix. >> >> Patch below. Can you try it out? It works for me on Panda. > > Thanks, it compiles here fine too. > > and while booting I'm now getting as with 3.9-rc: > [ 0.409729] OMAP DSS rev 2.0 > [ 0.410980] omapdss DPI error: can't get VDDS_DSI regulator > [ 0.410980] omapdss DPI error: device ips-056t init failed: -517 > > But here with linux-next (in contrast to 3.9-rc) removing all regulator > dependencies from drivers/video/omap2/dss/dpi.c does not make the trick. > The display stays dark :-( ... That's with your DT hacked kernel, right? Not the official supported one. I don't think anything changed related to regulators in omapdss. Tomi
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