p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

video: ARM CLCD: runtime check for Versatile 

The current compile-time check for inversed IENB/CNTL does not
work in multiplatform boots: as soon as versatile is included
in the build, the IENB/CNTL is switched and breaks graphics.
Convert this to a runtime switch.

Cc: stable@vger.kernel.org
Cc: Rob Herring <robh@kernel.org>
Cc: Russell King <linux@arm.linux.org.uk>
Fixes: a29da136de ("ARM: versatile: convert to multi-platform")
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Linus Walleij 2016-02-23 11:01:38 +01:00 committed by Tomi Valkeinen
parent c3b46c7326
commit f36fdacc5f
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/video/fbdev/amba-clcd.c
View File

@ -440,13 +440,14 @@ static int clcdfb_register(struct clcd_fb *fb)
fb->off_ienb = CLCD_PL111_IENB;
fb->off_cntl = CLCD_PL111_CNTL;
} else {
#ifdef CONFIG_ARCH_VERSATILE
if (of_machine_is_compatible("arm,versatile-ab") ||
of_machine_is_compatible("arm,versatile-pb")) {
fb->off_ienb = CLCD_PL111_IENB;
fb->off_cntl = CLCD_PL111_CNTL;
#else
} else {
fb->off_ienb = CLCD_PL110_IENB;
fb->off_cntl = CLCD_PL110_CNTL;
#endif
}
}
fb->clk = clk_get(&fb->dev->dev, NULL);