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authorPaul Walmsley <paul@pwsan.com>2012-04-10 18:36:02 -0600
committerTony Lindgren <tony@atomide.com>2012-04-17 15:30:16 -0700
commit6aaec67da1e41a0752a2b903b989e73b9f02e182 (patch)
treecec0aa9228130ad9d4c4fd60f50513fa5d34e431 /arch/arm/mach-omap1/lcd_dma.c
parent5ae256dcd91bf308826a4ac19598b27ebb86a536 (diff)
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ARM: OMAP1: DMTIMER: fix broken timer clock source selection
DMTIMER source selection on OMAP1 is broken. omap1_dm_timer_set_src() tries to use __raw_{read,write}l() to read from and write to physical addresses, but those functions take virtual addresses. sparse caught this: arch/arm/mach-omap1/timer.c:50:13: warning: incorrect type in argument 1 (different base types) arch/arm/mach-omap1/timer.c:50:13: expected void const volatile [noderef] <asn:2>*<noident> arch/arm/mach-omap1/timer.c:50:13: got unsigned int arch/arm/mach-omap1/timer.c:52:9: warning: incorrect type in argument 1 (different base types) arch/arm/mach-omap1/timer.c:52:9: expected void const volatile [noderef] <asn:2>*<noident> arch/arm/mach-omap1/timer.c:52:9: got unsigned int Fix by using omap_{read,writel}(), just like the other users of the MOD_CONF_CTRL_1 register in the OMAP1 codebase. Of course, in the long term, removing omap_{read,write}l() is the appropriate thing to do; but this will take some work to do this cleanly. Looks like this was caused by 97933d6 (ARM: OMAP1: dmtimer: conversion to platform devices) that dangerously moved code and changed it in the same patch. Signed-off-by: Paul Walmsley <paul@pwsan.com> Cc: Tarun Kanti DebBarma <tarun.kanti@ti.com> Cc: stable@vger.kernel.org [tony@atomide.com: updated comments to include the breaking commit] Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap1/lcd_dma.c')
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