diff options
author | Kumar Gala <galak@kernel.crashing.org> | 2009-04-22 20:18:02 +0200 |
---|---|---|
committer | Kumar Gala <galak@kernel.crashing.org> | 2009-05-19 07:46:18 +0200 |
commit | 81db718d48b991c33cbc7fe425003e374c087c36 (patch) | |
tree | 055ce640776067391892c513ed4b4563eee21f94 /arch/powerpc/sysdev/fsl_soc.c | |
parent | powerpc/86xx: Add 36-bit device tree for mpc8641hpcn (diff) | |
download | linux-81db718d48b991c33cbc7fe425003e374c087c36.tar.xz linux-81db718d48b991c33cbc7fe425003e374c087c36.zip |
powerpc/fsl: use of_iomap() for rstcr mapping
The rstcr register mapping code was written sometime ago before
of_iomap() existed. We can use it and clean up the code a bit
and get rid of one user of get_immrbase() in the process.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/sysdev/fsl_soc.c')
-rw-r--r-- | arch/powerpc/sysdev/fsl_soc.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c index 5c64ccd402e2..95dbc643c4fc 100644 --- a/arch/powerpc/sysdev/fsl_soc.c +++ b/arch/powerpc/sysdev/fsl_soc.c @@ -379,16 +379,10 @@ static int __init setup_rstcr(void) struct device_node *np; np = of_find_node_by_name(NULL, "global-utilities"); if ((np && of_get_property(np, "fsl,has-rstcr", NULL))) { - const u32 *prop = of_get_property(np, "reg", NULL); - if (prop) { - /* map reset control register - * 0xE00B0 is offset of reset control register - */ - rstcr = ioremap(get_immrbase() + *prop + 0xB0, 0xff); - if (!rstcr) - printk (KERN_EMERG "Error: reset control " - "register not mapped!\n"); - } + rstcr = of_iomap(np, 0) + 0xb0; + if (!rstcr) + printk (KERN_EMERG "Error: reset control register " + "not mapped!\n"); } else printk (KERN_INFO "rstcr compatible register does not exist!\n"); if (np) |