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| author | Joel Becker <joel.becker@oracle.com> | 2010-04-30 13:37:29 -0700 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2010-04-30 13:37:29 -0700 |
| commit | f9221fd80343285514568da6c5dbda0f87109de8 (patch) | |
| tree | 3a2f0077ebea9d094bdeedb319c97cb591d51c51 /arch/arm/mach-at91/pm_slowclock.S | |
| parent | a36d515c7a2dfacebcf41729f6812dbc424ebcf0 (diff) | |
| parent | a9743fcdc0eb43d028b71267438076e1b0112ba0 (diff) | |
Merge branch 'skip_delete_inode' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2-mark into ocfs2-fixes
Diffstat (limited to 'arch/arm/mach-at91/pm_slowclock.S')
| -rw-r--r-- | arch/arm/mach-at91/pm_slowclock.S | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/arm/mach-at91/pm_slowclock.S b/arch/arm/mach-at91/pm_slowclock.S index 987fab3d846..9c5b48e68a7 100644 --- a/arch/arm/mach-at91/pm_slowclock.S +++ b/arch/arm/mach-at91/pm_slowclock.S @@ -175,8 +175,6 @@ ENTRY(at91_slow_clock) orr r3, r3, #(1 << 29) /* bit 29 always set */ str r3, [r1, #(AT91_CKGR_PLLAR - AT91_PMC)] - wait_pllalock - /* Save PLLB setting and disable it */ ldr r3, [r1, #(AT91_CKGR_PLLBR - AT91_PMC)] str r3, .saved_pllbr @@ -184,8 +182,6 @@ ENTRY(at91_slow_clock) mov r3, #AT91_PMC_PLLCOUNT str r3, [r1, #(AT91_CKGR_PLLBR - AT91_PMC)] - wait_pllblock - /* Turn off the main oscillator */ ldr r3, [r1, #(AT91_CKGR_MOR - AT91_PMC)] bic r3, r3, #AT91_PMC_MOSCEN @@ -205,13 +201,25 @@ ENTRY(at91_slow_clock) ldr r3, .saved_pllbr str r3, [r1, #(AT91_CKGR_PLLBR - AT91_PMC)] + tst r3, #(AT91_PMC_MUL & 0xff0000) + bne 1f + tst r3, #(AT91_PMC_MUL & ~0xff0000) + beq 2f +1: wait_pllblock +2: /* Restore PLLA setting */ ldr r3, .saved_pllar str r3, [r1, #(AT91_CKGR_PLLAR - AT91_PMC)] + tst r3, #(AT91_PMC_MUL & 0xff0000) + bne 3f + tst r3, #(AT91_PMC_MUL & ~0xff0000) + beq 4f +3: wait_pllalock +4: #ifdef SLOWDOWN_MASTER_CLOCK /* |