From 30aa4b26c00f5c5ae6081f85e7adca47dcb24e29 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Fri, 7 Jun 2013 17:11:27 +0100 Subject: [PATCH] regulator: ab8500-ext: Enable for Device Tree Here we use the OF regulator match facility to collect and populate initialisation data from Device Tree if we're booting with it enabled. Signed-off-by: Lee Jones Signed-off-by: Mark Brown --- drivers/regulator/ab8500-ext.c | 26 +++++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/drivers/regulator/ab8500-ext.c b/drivers/regulator/ab8500-ext.c index 95f495f51d00..4137a2fe42c3 100644 --- a/drivers/regulator/ab8500-ext.c +++ b/drivers/regulator/ab8500-ext.c @@ -16,9 +16,11 @@ #include #include #include +#include #include #include #include +#include #include #include #include @@ -333,18 +335,37 @@ static struct ab8500_ext_regulator_info }, }; +static struct of_regulator_match ab8500_ext_regulator_match[] = { + { .name = "ab8500_ext1", .driver_data = (void *) AB8500_EXT_SUPPLY1, }, + { .name = "ab8500_ext2", .driver_data = (void *) AB8500_EXT_SUPPLY2, }, + { .name = "ab8500_ext3", .driver_data = (void *) AB8500_EXT_SUPPLY3, }, +}; + int ab8500_ext_regulator_probe(struct platform_device *pdev) { struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent); struct ab8500_platform_data *ppdata; struct ab8500_regulator_platform_data *pdata; + struct device_node *np = pdev->dev.of_node; struct regulator_config config = { }; int i, err; + if (np) { + err = of_regulator_match(&pdev->dev, np, + ab8500_ext_regulator_match, + ARRAY_SIZE(ab8500_ext_regulator_match)); + if (err < 0) { + dev_err(&pdev->dev, + "Error parsing regulator init data: %d\n", err); + return err; + } + } + if (!ab8500) { dev_err(&pdev->dev, "null mfd parent\n"); return -EINVAL; } + ppdata = dev_get_platdata(ab8500->dev); if (!ppdata) { dev_err(&pdev->dev, "null parent pdata\n"); @@ -385,8 +406,11 @@ int ab8500_ext_regulator_probe(struct platform_device *pdev) pdata->ext_regulator[i].driver_data; config.dev = &pdev->dev; - config.init_data = &pdata->ext_regulator[i]; config.driver_data = info; + config.of_node = ab8500_ext_regulator_match[i].of_node; + config.init_data = (np) ? + ab8500_ext_regulator_match[i].init_data : + &pdata->ext_regulator[i]; /* register regulator with framework */ info->rdev = regulator_register(&info->desc, &config); -- 2.39.5