Commit c1cdf919 authored by Linus Walleij's avatar Linus Walleij Committed by Kamal Mostafa

video: ARM CLCD: runtime check for Versatile

commit f36fdacc upstream.

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: Rob Herring <robh@kernel.org>
Cc: Russell King <linux@arm.linux.org.uk>
Fixes: a29da136 ("ARM: versatile: convert to multi-platform")
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: default avatarKamal Mostafa <kamal@canonical.com>
parent 20878b60
......@@ -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
fb->off_ienb = CLCD_PL111_IENB;
fb->off_cntl = CLCD_PL111_CNTL;
#else
fb->off_ienb = CLCD_PL110_IENB;
fb->off_cntl = CLCD_PL110_CNTL;
#endif
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 {
fb->off_ienb = CLCD_PL110_IENB;
fb->off_cntl = CLCD_PL110_CNTL;
}
}
fb->clk = clk_get(&fb->dev->dev, NULL);
......
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