diff options
| author | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-09-19 15:09:27 -0400 |
|---|---|---|
| committer | Pierre Ossman <drzeus@drzeus.cx> | 2008-09-20 06:11:29 -0400 |
| commit | 87e60f2b80202575a23fa1bf56c6eb3b419c480a (patch) | |
| tree | 290d3f6544b60af7fbede6cea481540263839095 /drivers | |
| parent | fe246eb0b7f2e995c4f172f360bc4e86baccaafe (diff) | |
atmel-mci: debugfs: enable clock before dumping regs
Make sure that the peripheral clock is enabled before reading the MMIO
registers for the debugfs "regs" dump.
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/atmel-mci.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index 0bd06f5bd62f..6de773d3a0cf 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c | |||
| @@ -195,7 +195,9 @@ static int atmci_regs_show(struct seq_file *s, void *v) | |||
| 195 | 195 | ||
| 196 | /* Grab a more or less consistent snapshot */ | 196 | /* Grab a more or less consistent snapshot */ |
| 197 | spin_lock_irq(&host->mmc->lock); | 197 | spin_lock_irq(&host->mmc->lock); |
| 198 | clk_enable(host->mck); | ||
| 198 | memcpy_fromio(buf, host->regs, MCI_REGS_SIZE); | 199 | memcpy_fromio(buf, host->regs, MCI_REGS_SIZE); |
| 200 | clk_disable(host->mck); | ||
| 199 | spin_unlock_irq(&host->mmc->lock); | 201 | spin_unlock_irq(&host->mmc->lock); |
| 200 | 202 | ||
| 201 | seq_printf(s, "MR:\t0x%08x%s%s CLKDIV=%u\n", | 203 | seq_printf(s, "MR:\t0x%08x%s%s CLKDIV=%u\n", |