diff options
Diffstat (limited to 'Documentation/blackfin/bfin-gpio-notes.txt')
| -rw-r--r-- | Documentation/blackfin/bfin-gpio-notes.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/blackfin/bfin-gpio-notes.txt b/Documentation/blackfin/bfin-gpio-notes.txt index 9898c7ded7d3..f731c1e56475 100644 --- a/Documentation/blackfin/bfin-gpio-notes.txt +++ b/Documentation/blackfin/bfin-gpio-notes.txt | |||
| @@ -43,7 +43,7 @@ | |||
| 43 | void bfin_gpio_irq_free(unsigned gpio); | 43 | void bfin_gpio_irq_free(unsigned gpio); |
| 44 | 44 | ||
| 45 | The request functions will record the function state for a certain pin, | 45 | The request functions will record the function state for a certain pin, |
| 46 | the free functions will clear it's function state. | 46 | the free functions will clear its function state. |
| 47 | Once a pin is requested, it can't be requested again before it is freed by | 47 | Once a pin is requested, it can't be requested again before it is freed by |
| 48 | previous caller, otherwise kernel will dump stacks, and the request | 48 | previous caller, otherwise kernel will dump stacks, and the request |
| 49 | function fail. | 49 | function fail. |