diff options
| author | Cyril Chemparathy <cyril@ti.com> | 2010-05-07 17:06:36 -0400 |
|---|---|---|
| committer | Kevin Hilman <khilman@deeprootsystems.com> | 2010-05-13 10:05:27 -0700 |
| commit | e4c822c7e98cdda78b10a696b030fc20b22dcab4 (patch) | |
| tree | 95a1ec13b404369fbc5104aed64adf29a8f78709 /arch/arm/mach-davinci/psc.c | |
| parent | 1bcd38ad2de4c1cd30387c588dfb28d637d4111d (diff) | |
Davinci: psc - use ioremap()
This patch modifies the psc and clock control code to use ioremap()ed
registers.
Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Diffstat (limited to 'arch/arm/mach-davinci/psc.c')
| -rw-r--r-- | arch/arm/mach-davinci/psc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c index d7cb438c4df6..1b15dbd0a77b 100644 --- a/arch/arm/mach-davinci/psc.c +++ b/arch/arm/mach-davinci/psc.c @@ -38,8 +38,9 @@ int __init davinci_psc_is_clk_active(unsigned int ctlr, unsigned int id) return 0; } - psc_base = soc_info->psc_bases[ctlr]; + psc_base = ioremap(soc_info->psc_bases[ctlr], SZ_4K); mdstat = __raw_readl(psc_base + MDSTAT + 4 * id); + iounmap(psc_base); /* if clocked, state can be "Enable" or "SyncReset" */ return mdstat & BIT(12); @@ -59,7 +60,7 @@ void davinci_psc_config(unsigned int domain, unsigned int ctlr, return; } - psc_base = soc_info->psc_bases[ctlr]; + psc_base = ioremap(soc_info->psc_bases[ctlr], SZ_4K); mdctl = __raw_readl(psc_base + MDCTL + 4 * id); mdctl &= ~MDSTAT_STATE_MASK; @@ -99,4 +100,6 @@ void davinci_psc_config(unsigned int domain, unsigned int ctlr, do { mdstat = __raw_readl(psc_base + MDSTAT + 4 * id); } while (!((mdstat & MDSTAT_STATE_MASK) == next_state)); + + iounmap(psc_base); } |