diff options
| author | Sebastian Reichel <sebastian.reichel@collabora.co.uk> | 2017-05-15 11:24:37 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2017-05-23 09:51:08 +0200 |
| commit | d8f4494e70ae5fef159719bfbb6abedc53619bf1 (patch) | |
| tree | 9176e0f495c25d477badbbdacc961fff4de4b13d /drivers/pinctrl/pinctrl-mcp23s08.c | |
| parent | pinctrl: mcp23s08: simplify spi_present_mask handling (diff) | |
| download | linux-d8f4494e70ae5fef159719bfbb6abedc53619bf1.tar.xz linux-d8f4494e70ae5fef159719bfbb6abedc53619bf1.zip | |
pinctrl: mcp23s08: drop comment about missing irq support
The driver supports using mcp23xxx as interrupt controller, so
let's drop all comments stating otherwise.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-mcp23s08.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-mcp23s08.c | 19 |
1 files changed, 2 insertions, 17 deletions
diff --git a/drivers/pinctrl/pinctrl-mcp23s08.c b/drivers/pinctrl/pinctrl-mcp23s08.c index 29d9c1fd4309..3e40d4245512 100644 --- a/drivers/pinctrl/pinctrl-mcp23s08.c +++ b/drivers/pinctrl/pinctrl-mcp23s08.c @@ -1,14 +1,4 @@ -/* - * MCP23S08 SPI/I2C GPIO gpio expander driver - * - * The inputs and outputs of the mcp23s08, mcp23s17, mcp23008 and mcp23017 are - * supported. - * For the I2C versions of the chips (mcp23008 and mcp23017) generation of - * interrupts is also supported. - * The hardware of the SPI versions of the chips (mcp23s08 and mcp23s17) is - * also capable of generating interrupts, but the linux driver does not - * support that yet. - */ +/* MCP23S08 SPI/I2C GPIO driver */ #include <linux/kernel.h> #include <linux/device.h> @@ -27,7 +17,7 @@ #include <linux/pinctrl/pinconf.h> #include <linux/pinctrl/pinconf-generic.h> -/** +/* * MCP types supported by driver */ #define MCP_TYPE_S08 0 @@ -1131,11 +1121,6 @@ static int mcp23s08_probe(struct spi_device *spi) } data->ngpio = ngpio; - /* NOTE: these chips have a relatively sane IRQ framework, with - * per-signal masking and level/edge triggering. It's not yet - * handled here... - */ - return 0; } |