From: Sebastian Reichel Date: Mon, 15 May 2017 09:24:37 +0000 (+0200) Subject: pinctrl: mcp23s08: drop comment about missing irq support X-Git-Tag: v4.13-rc1~116^2~65^2~1 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d8f4494e70ae5fef159719bfbb6abedc53619bf1;p=karo-tx-linux.git 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 Signed-off-by: Linus Walleij --- 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 #include @@ -27,7 +17,7 @@ #include #include -/** +/* * 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; } diff --git a/include/linux/spi/mcp23s08.h b/include/linux/spi/mcp23s08.h index 211f3c0ef49c..4354beefd584 100644 --- a/include/linux/spi/mcp23s08.h +++ b/include/linux/spi/mcp23s08.h @@ -1,6 +1,3 @@ - -/* FIXME driver should be able to handle IRQs... */ - struct mcp23s08_platform_data { /* For mcp23s08, up to 4 slaves (numbered 0..3) can share one SPI * chipselect, each providing 1 gpio_chip instance with 8 gpios.