From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roland Stigge Subject: [PATCH 1/7] iio: Add device tree support to LPC32xx ADC Date: Mon, 2 Apr 2012 14:55:58 +0200 Message-ID: <1333371364-21347-2-git-send-email-stigge@antcom.de> References: <1333371364-21347-1-git-send-email-stigge@antcom.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Roland Stigge To: arm@kernel.org, linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, w.sang@pengutronix.de, srinivas.bakki@nxp.com, kevin.wells@nxp.com, gregkh@linuxfoundation.org, netdev@vger.kernel.org, rtc-linux@googlegroups.com, a.zummo@towertech.it, linux-watchdog@vger.kernel.org, wim@iguana.be Return-path: In-Reply-To: <1333371364-21347-1-git-send-email-stigge@antcom.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org List-Id: netdev.vger.kernel.org This patch adds device tree support to the LPC32xx's ADC. Signed-off-by: Roland Stigge --- 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@40048000 { + 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 #include #include +#include #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), }, };