video: fbdev: Set pixclock = 0 in goldfishfb

User space Android code identifies pixclock == 0 as a sign for emulation
and will set the frame rate to 60 fps when reading this value, which is
the desired outcome.

Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Roman Kiryanov <rkir@google.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>

diff --git a/drivers/video/fbdev/goldfishfb.c b/drivers/video/fbdev/goldfishfb.c
index 0173285..3a9e5f1 100644 (file)
--- a/drivers/video/fbdev/goldfishfb.c
+++ b/drivers/video/fbdev/goldfishfb.c
@@ -237,7 +237,7 @@ static int goldfish_fb_probe(struct platform_device *pdev)
        fb->fb.var.activate     = FB_ACTIVATE_NOW;
        fb->fb.var.height       = readl(fb->reg_base + FB_GET_PHYS_HEIGHT);
        fb->fb.var.width        = readl(fb->reg_base + FB_GET_PHYS_WIDTH);
-       fb->fb.var.pixclock     = 10000;
+       fb->fb.var.pixclock     = 0;
 
        fb->fb.var.red.offset = 11;
        fb->fb.var.red.length = 5;