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Date: Mon, 2 Apr 2012 14:55:58 +0200 From: Roland Stigge <stigge@...com.de> To: arm@...nel.org, linux-arm-kernel@...ts.infradead.org, linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org, w.sang@...gutronix.de, srinivas.bakki@....com, kevin.wells@....com, gregkh@...uxfoundation.org, netdev@...r.kernel.org, rtc-linux@...glegroups.com, a.zummo@...ertech.it, linux-watchdog@...r.kernel.org, wim@...ana.be Cc: Roland Stigge <stigge@...com.de> Subject: [PATCH 1/7] iio: Add device tree support to LPC32xx ADC This patch adds device tree support to the LPC32xx's ADC. Signed-off-by: Roland Stigge <stigge@...com.de> --- Applies to v3.4-rc1 Documentation/devicetree/bindings/staging/iio/adc/lpc32xx-adc.txt | 16 ++++++++++ drivers/staging/iio/adc/lpc32xx_adc.c | 10 ++++++ 2 files changed, 26 insertions(+) --- /dev/null +++ linux-2.6/Documentation/devicetree/bindings/staging/iio/adc/lpc32xx-adc.txt @@ -0,0 +1,16 @@ +* NXP LPC32xx SoC ADC controller + +Required properties: +- compatible: must be "nxp,lpc32xx-adc" +- reg: physical base address of the controller and length of memory mapped + region. +- interrupts: The ADC interrupt + +Example: + + adc@...48000 { + compatible = "nxp,lpc32xx-adc"; + reg = <0x40048000 0x1000>; + interrupt-parent = <&mic>; + interrupts = <39 0>; + }; --- linux-2.6.orig/drivers/staging/iio/adc/lpc32xx_adc.c +++ linux-2.6/drivers/staging/iio/adc/lpc32xx_adc.c @@ -30,6 +30,7 @@ #include <linux/clk.h> #include <linux/err.h> #include <linux/completion.h> +#include <linux/of.h> #include "../iio.h" #include "../sysfs.h" @@ -221,12 +222,21 @@ static int __devexit lpc32xx_adc_remove( return 0; } +#ifdef CONFIG_OF +static const struct of_device_id lpc32xx_adc_match[] = { + { .compatible = "nxp,lpc32xx-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), }, }; -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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