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| author | Tony Lindgren <tony@atomide.com> | 2009-10-19 22:25:22 (GMT) |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2009-10-19 22:25:22 (GMT) |
| commit | 986a13f508156e1d041d59166beb2a3dec2ddfad (patch) | |
| tree | 58e8c0a6405c9cb42fc13105ffa740813a15c5e8 | |
| parent | 9f7065dab5d12b10c1a77134cb1a3f7c5fd17f4f (diff) | |
| download | linux-986a13f508156e1d041d59166beb2a3dec2ddfad.tar.xz | |
omap: Use ioremap in omap_hwmod.c
Use ioremap in omap_hwmod.c
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
| -rw-r--r-- | arch/arm/mach-omap2/omap_hwmod.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index d2e0f1c..8ac8798 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -496,6 +496,7 @@ static void __iomem *_find_mpu_rt_base(struct omap_hwmod *oh, u8 index) struct omap_hwmod_addr_space *mem; int i; int found = 0; + void __iomem *va_start; if (!oh || oh->slaves_cnt == 0) return NULL; @@ -509,16 +510,20 @@ static void __iomem *_find_mpu_rt_base(struct omap_hwmod *oh, u8 index) } } - /* XXX use ioremap() instead? */ - - if (found) + if (found) { + va_start = ioremap(mem->pa_start, mem->pa_end - mem->pa_start); + if (!va_start) { + pr_err("omap_hwmod: %s: Could not ioremap\n", oh->name); + return NULL; + } pr_debug("omap_hwmod: %s: MPU register target at va %p\n", - oh->name, OMAP2_IO_ADDRESS(mem->pa_start)); - else + oh->name, va_start); + } else { pr_debug("omap_hwmod: %s: no MPU register target found\n", oh->name); + } - return (found) ? OMAP2_IO_ADDRESS(mem->pa_start) : NULL; + return (found) ? va_start : NULL; } /** @@ -1148,6 +1153,7 @@ int omap_hwmod_unregister(struct omap_hwmod *oh) pr_debug("omap_hwmod: %s: unregistering\n", oh->name); mutex_lock(&omap_hwmod_mutex); + iounmap(oh->_rt_va); list_del(&oh->node); mutex_unlock(&omap_hwmod_mutex); |