diff options
| author | Paul Cercueil <paul@crapouillou.net> | 2016-10-31 21:39:47 +0100 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2016-11-04 23:52:02 +0100 |
| commit | c05229a893e79dc992abe0e561d7da0e3e84e1d8 (patch) | |
| tree | 0bae16d78a748fda7847ba6f95c5df8bbd3af184 /drivers/rtc/rtc-jz4740.c | |
| parent | 88d88c5a4ad6ee2bd07a2a820925ad68dddc21cd (diff) | |
rtc: jz4740: Add support for devicetree
See
Documentation/devicetree/bindings/rtc/ingenic,jz4740-rtc.txt
for a description of the bindings.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Acked-by: Maarten ter Huurne <maarten@treewalker.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Diffstat (limited to 'drivers/rtc/rtc-jz4740.c')
| -rw-r--r-- | drivers/rtc/rtc-jz4740.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-jz4740.c b/drivers/rtc/rtc-jz4740.c index 7ad2d7965b4e..c2895cec56b4 100644 --- a/drivers/rtc/rtc-jz4740.c +++ b/drivers/rtc/rtc-jz4740.c @@ -17,6 +17,7 @@ #include <linux/io.h> #include <linux/kernel.h> #include <linux/module.h> +#include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/rtc.h> #include <linux/slab.h> @@ -245,6 +246,13 @@ void jz4740_rtc_poweroff(struct device *dev) } EXPORT_SYMBOL_GPL(jz4740_rtc_poweroff); +static const struct of_device_id jz4740_rtc_of_match[] = { + { .compatible = "ingenic,jz4740-rtc", .data = (void *)ID_JZ4740 }, + { .compatible = "ingenic,jz4780-rtc", .data = (void *)ID_JZ4780 }, + {}, +}; +MODULE_DEVICE_TABLE(of, jz4740_rtc_of_match); + static int jz4740_rtc_probe(struct platform_device *pdev) { int ret; @@ -252,12 +260,17 @@ static int jz4740_rtc_probe(struct platform_device *pdev) uint32_t scratchpad; struct resource *mem; const struct platform_device_id *id = platform_get_device_id(pdev); + const struct of_device_id *of_id = of_match_device( + jz4740_rtc_of_match, &pdev->dev); rtc = devm_kzalloc(&pdev->dev, sizeof(*rtc), GFP_KERNEL); if (!rtc) return -ENOMEM; - rtc->type = id->driver_data; + if (of_id) + rtc->type = (enum jz4740_rtc_type)of_id->data; + else + rtc->type = id->driver_data; rtc->irq = platform_get_irq(pdev, 0); if (rtc->irq < 0) { @@ -345,6 +358,7 @@ static struct platform_driver jz4740_rtc_driver = { .driver = { .name = "jz4740-rtc", .pm = JZ4740_RTC_PM_OPS, + .of_match_table = of_match_ptr(jz4740_rtc_of_match), }, .id_table = jz4740_rtc_ids, }; |