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SubjectRe: [PATCH RESEND v5] rtc: Add device tree support for LPC32xx
On 05/03/2012 02:33 PM, Roland Stigge wrote:
> This patch adds device tree support for rtc-lpc32xx.c
>
> Signed-off-by: Roland Stigge <stigge@antcom.de>
>

Acked-by: Rob Herring <rob.herring@calxeda.com>

> ---
>
> Applies to v3.4-rc5
>
> Changes since v4:
> * Reduced "compatible" strings to just the first one
>
> Documentation/devicetree/bindings/rtc/lpc32xx-rtc.txt | 15 +++++++++++++++
> drivers/rtc/rtc-lpc32xx.c | 12 +++++++++++-
> 2 files changed, 26 insertions(+), 1 deletion(-)
>
> --- /dev/null
> +++ linux-2.6/Documentation/devicetree/bindings/rtc/lpc32xx-rtc.txt
> @@ -0,0 +1,15 @@
> +* NXP LPC32xx SoC Real Time Clock controller
> +
> +Required properties:
> +- compatible: must be "nxp,lpc3220-rtc"
> +- reg: physical base address of the controller and length of memory mapped
> + region.
> +- interrupts: The RTC interrupt
> +
> +Example:
> +
> + rtc@40024000 {
> + compatible = "nxp,lpc3220-rtc";
> + reg = <0x40024000 0x1000>;
> + interrupts = <52 0>;
> + };
> --- linux-2.6.orig/drivers/rtc/rtc-lpc32xx.c
> +++ linux-2.6/drivers/rtc/rtc-lpc32xx.c
> @@ -19,6 +19,7 @@
> #include <linux/rtc.h>
> #include <linux/slab.h>
> #include <linux/io.h>
> +#include <linux/of.h>
>
> /*
> * Clock and Power control register offsets
> @@ -386,13 +387,22 @@ static const struct dev_pm_ops lpc32xx_r
> #define LPC32XX_RTC_PM_OPS NULL
> #endif
>
> +#ifdef CONFIG_OF
> +static const struct of_device_id lpc32xx_rtc_match[] = {
> + { .compatible = "nxp,lpc3220-rtc" },
> + { }
> +};
> +MODULE_DEVICE_TABLE(of, lpc32xx_rtc_match);
> +#endif
> +
> static struct platform_driver lpc32xx_rtc_driver = {
> .probe = lpc32xx_rtc_probe,
> .remove = __devexit_p(lpc32xx_rtc_remove),
> .driver = {
> .name = RTC_NAME,
> .owner = THIS_MODULE,
> - .pm = LPC32XX_RTC_PM_OPS
> + .pm = LPC32XX_RTC_PM_OPS,
> + .of_match_table = of_match_ptr(lpc32xx_rtc_match),
> },
> };
>
> _______________________________________________
> devicetree-discuss mailing list
> devicetree-discuss@lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/devicetree-discuss



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