diff options
| author | Ying-Chun Liu (PaulLiu) <paul.liu@linaro.org> | 2012-04-13 17:37:41 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-04-13 18:45:32 +0400 |
| commit | 88c84c14cca44d9409f1733dfdecc1f473463f20 (patch) | |
| tree | c2fb1e63729c5b1e672da999987f82f896b19ac5 /drivers/regulator/da9052-regulator.c | |
| parent | 4d26f7d581b7cff8e5efd0bf9c1867caa09a1e90 (diff) | |
| download | linux-88c84c14cca44d9409f1733dfdecc1f473463f20.tar.xz | |
regulator: da9052: add device tree support
This patch adds device tree support for dialog regulators
Signed-off-by: Ying-Chun Liu (PaulLiu) <paul.liu@linaro.org>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Liam Girdwood <lrg@ti.com>
Cc: Samuel Ortiz <sameo@linux.intel.com>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Ashish Jangam <ashish.jangam@kpitcummins.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/da9052-regulator.c')
| -rw-r--r-- | drivers/regulator/da9052-regulator.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/drivers/regulator/da9052-regulator.c b/drivers/regulator/da9052-regulator.c index b6c8c4be83c9..2678cbe91d9d 100644 --- a/drivers/regulator/da9052-regulator.c +++ b/drivers/regulator/da9052-regulator.c @@ -19,6 +19,9 @@ #include <linux/platform_device.h> #include <linux/regulator/driver.h> #include <linux/regulator/machine.h> +#ifdef CONFIG_OF +#include <linux/regulator/of_regulator.h> +#endif #include <linux/mfd/da9052/da9052.h> #include <linux/mfd/da9052/reg.h> @@ -425,8 +428,32 @@ static int __devinit da9052_regulator_probe(struct platform_device *pdev) } config.dev = &pdev->dev; - config.init_data = pdata->regulators[pdev->id]; config.driver_data = regulator; + if (pdata && pdata->regulators) { + config.init_data = pdata->regulators[pdev->id]; + } else { +#ifdef CONFIG_OF + struct device_node *nproot = da9052->dev->of_node; + struct device_node *np; + + if (!nproot) + return -ENODEV; + + nproot = of_find_node_by_name(nproot, "regulators"); + if (!nproot) + return -ENODEV; + + for (np = of_get_next_child(nproot, NULL); !np; + np = of_get_next_child(nproot, np)) { + if (!of_node_cmp(np->name, + regulator->info->reg_desc.name)) { + config.init_data = of_get_regulator_init_data( + &pdev->dev, np); + break; + } + } +#endif + } regulator->rdev = regulator_register(®ulator->info->reg_desc, &config); |