diff options
| author | Richard Genoud <richard.genoud@gmail.com> | 2013-01-18 16:38:43 +0000 |
|---|---|---|
| committer | Nicolas Ferre <nicolas.ferre@atmel.com> | 2013-01-23 10:30:44 +0100 |
| commit | 45976c01b7be338efc9d3c911293491a981ed87a (patch) | |
| tree | a1c432f1a947e16f44290840945cbbf5fb70b598 | |
| parent | 7d1f9aeff1ee4a20b1aeb377dd0f579fe9647619 (diff) | |
ARM: at91/at91-pinctrl documentation: fix typo and add some details
The relation between PIN_BANK numbers and pio letters wasn't made very
clear.
Signed-off-by: Richard Genoud <richard.genoud@gmail.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt index 3a268127b05..bc50899e0c8 100644 --- a/Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt @@ -81,7 +81,8 @@ PA31 TXD4 Required properties for pin configuration node: - atmel,pins: 4 integers array, represents a group of pins mux and config setting. The format is atmel,pins = <PIN_BANK PIN_BANK_NUM PERIPH CONFIG>. - The PERIPH 0 means gpio. + The PERIPH 0 means gpio, PERIPH 1 is periph A, PERIPH 2 is periph B... + PIN_BANK 0 is pioA, PIN_BANK 1 is pioB... Bits used for CONFIG: PULL_UP (1 << 0): indicate this pin need a pull up. @@ -126,7 +127,7 @@ pinctrl@fffff400 { pinctrl_dbgu: dbgu-0 { atmel,pins = <1 14 0x1 0x0 /* PB14 periph A */ - 1 15 0x1 0x1>; /* PB15 periph with pullup */ + 1 15 0x1 0x1>; /* PB15 periph A with pullup */ }; }; }; |