From 1f9e349460389963838aa5428425e7dc31000af6 Mon Sep 17 00:00:00 2001 From: Roland Stigge Date: Sat, 21 Apr 2012 10:10:16 +0200 Subject: [PATCH] iio: Add device tree support to LPC32xx ADC This patch adds device tree support to the LPC32xx's ADC. Signed-off-by: Roland Stigge Signed-off-by: Greg Kroah-Hartman --- .../devicetree/bindings/staging/iio/adc/lpc32xx-adc.txt | 16 ++++++++++++++++ drivers/staging/iio/adc/lpc32xx_adc.c | 10 ++++++++++ 2 files changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/staging/iio/adc/lpc32xx-adc.txt diff --git a/Documentation/devicetree/bindings/staging/iio/adc/lpc32xx-adc.txt b/Documentation/devicetree/bindings/staging/iio/adc/lpc32xx-adc.txt new file mode 100644 index 000000000000..b3629d3a9adf --- /dev/null +++ b/Documentation/devicetree/bindings/staging/iio/adc/lpc32xx-adc.txt @@ -0,0 +1,16 @@ +* NXP LPC32xx SoC ADC controller + +Required properties: +- compatible: must be "nxp,lpc3220-adc" +- reg: physical base address of the controller and length of memory mapped + region. +- interrupts: The ADC interrupt + +Example: + + adc@40048000 { + compatible = "nxp,lpc3220-adc"; + reg = <0x40048000 0x1000>; + interrupt-parent = <&mic>; + interrupts = <39 0>; + }; diff --git a/drivers/staging/iio/adc/lpc32xx_adc.c b/drivers/staging/iio/adc/lpc32xx_adc.c index ce9320bb9e62..d7f4fe42d17e 100644 --- a/drivers/staging/iio/adc/lpc32xx_adc.c +++ b/drivers/staging/iio/adc/lpc32xx_adc.c @@ -30,6 +30,7 @@ #include #include #include +#include #include "../iio.h" #include "../sysfs.h" @@ -222,12 +223,21 @@ static int __devexit lpc32xx_adc_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_OF +static const struct of_device_id lpc32xx_adc_match[] = { + { .compatible = "nxp,lpc3220-adc" }, + {}, +}; +MODULE_DEVICE_TABLE(of, lpc32xx_adc_match); +#endif + static struct platform_driver lpc32xx_adc_driver = { .probe = lpc32xx_adc_probe, .remove = __devexit_p(lpc32xx_adc_remove), .driver = { .name = MOD_NAME, .owner = THIS_MODULE, + .of_match_table = of_match_ptr(lpc32xx_adc_match), }, }; -- 2.11.0