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ARM: clcd: use amba_part() to determine if we have a PL110 primecell

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Instead of matching the entire peripheral ID, match against
just the part number using the amba_xxx() macros.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2011-01-19 21:13:33 +00:00
parent ff6433225b
commit 9c49e4ab84
1 changed files with 5 additions and 5 deletions
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10
include/linux/amba/clcd.h
View file

@ -212,12 +212,12 @@ static inline void clcdfb_decode(struct clcd_fb *fb, struct clcd_regs *regs)
break;
case 16:
/*
* PL110 cannot choose between 5551 and 565 modes in
* its control register
* PL110 cannot choose between 5551 and 565 modes in its
* control register. It is possible to use 565 with
* custom external wiring.
*/
if ((fb->dev->periphid & 0x000fffff) == 0x00041110)
val |= CNTL_LCDBPP16;
else if (fb->fb.var.green.length == 5)
if (amba_part(fb->dev) == 0x110 ||
fb->fb.var.green.length == 5)
val |= CNTL_LCDBPP16;
else
val |= CNTL_LCDBPP16_565;