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regulator: ab8500: Use a struct to select the good regulator configuration
At the probe use a structure to select the good regulator array from from ab9540, ab8505, ab8540 or ab8500 configuration. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Lee Jones
Mark Brown
parent
37daa8aed1
commit
33aeb49e24
@ -2860,10 +2860,19 @@ static struct ab8500_reg_init ab8540_reg_init[] = {
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REG_INIT(AB8540_REGUCTRLDISCH4, 0x04, 0x49, 0x07),
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};
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static struct {
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struct ab8500_regulator_info *info;
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int info_size;
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struct ab8500_reg_init *init;
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int init_size;
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struct of_regulator_match *match;
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int match_size;
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} abx500_regulator;
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static int ab8500_regulator_init_registers(struct platform_device *pdev,
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struct ab8500_reg_init *reg_init,
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int id, int mask, int value)
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{
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struct ab8500_reg_init *reg_init = abx500_regulator.init;
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int err;
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BUG_ON(value & ~mask);
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@ -2893,7 +2902,6 @@ static int ab8500_regulator_init_registers(struct platform_device *pdev,
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static int ab8500_regulator_register(struct platform_device *pdev,
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struct regulator_init_data *init_data,
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struct ab8500_regulator_info *regulator_info,
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int id, struct device_node *np)
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{
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struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
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@ -2902,7 +2910,7 @@ static int ab8500_regulator_register(struct platform_device *pdev,
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int err;
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/* assign per-regulator data */
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info = ®ulator_info[id];
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info = &abx500_regulator.info[id];
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info->dev = &pdev->dev;
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config.dev = &pdev->dev;
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@ -2928,7 +2936,7 @@ static int ab8500_regulator_register(struct platform_device *pdev,
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info->desc.name);
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/* when we fail, un-register all earlier regulators */
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while (--id >= 0) {
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info = ®ulator_info[id];
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info = &abx500_regulator.info[id];
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regulator_unregister(info->regulator);
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}
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return err;
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@ -2995,19 +3003,49 @@ static struct of_regulator_match ab9540_regulator_match[] = {
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{ .name = "ab8500_ldo_ana", .driver_data = (void *) AB9540_LDO_ANA, },
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};
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static void abx500_get_regulator_info(struct ab8500 *ab8500)
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{
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if (is_ab9540(ab8500)) {
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abx500_regulator.info = ab9540_regulator_info;
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abx500_regulator.info_size = ARRAY_SIZE(ab9540_regulator_info);
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abx500_regulator.init = ab9540_reg_init;
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abx500_regulator.init_size = AB9540_NUM_REGULATOR_REGISTERS;
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abx500_regulator.match = ab9540_regulator_match;
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abx500_regulator.match_size = ARRAY_SIZE(ab9540_regulator_match);
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} else if (is_ab8505(ab8500)) {
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abx500_regulator.info = ab8505_regulator_info;
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abx500_regulator.info_size = ARRAY_SIZE(ab8505_regulator_info);
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abx500_regulator.init = ab8505_reg_init;
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abx500_regulator.init_size = AB8505_NUM_REGULATOR_REGISTERS;
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abx500_regulator.match = ab8505_regulator_match;
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abx500_regulator.match_size = ARRAY_SIZE(ab8505_regulator_match);
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} else if (is_ab8540(ab8500)) {
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abx500_regulator.info = ab8540_regulator_info;
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abx500_regulator.info_size = ARRAY_SIZE(ab8540_regulator_info);
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abx500_regulator.init = ab8540_reg_init;
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abx500_regulator.init_size = AB8540_NUM_REGULATOR_REGISTERS;
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abx500_regulator.match = ab8540_regulator_match;
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abx500_regulator.match_size = ARRAY_SIZE(ab8540_regulator_match);
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} else {
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abx500_regulator.info = ab8500_regulator_info;
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abx500_regulator.info_size = ARRAY_SIZE(ab8500_regulator_info);
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abx500_regulator.init = ab8500_reg_init;
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abx500_regulator.init_size = AB8500_NUM_REGULATOR_REGISTERS;
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abx500_regulator.match = ab8500_regulator_match;
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abx500_regulator.match_size = ARRAY_SIZE(ab8500_regulator_match);
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}
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}
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static int
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ab8500_regulator_of_probe(struct platform_device *pdev,
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struct ab8500_regulator_info *regulator_info,
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int regulator_info_size,
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struct of_regulator_match *match,
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struct device_node *np)
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{
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struct of_regulator_match *match = abx500_regulator.match;
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int err, i;
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for (i = 0; i < regulator_info_size; i++) {
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for (i = 0; i < abx500_regulator.info_size; i++) {
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err = ab8500_regulator_register(
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pdev, match[i].init_data, regulator_info,
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i, match[i].of_node);
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pdev, match[i].init_data, i, match[i].of_node);
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if (err)
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return err;
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}
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@ -3019,59 +3057,31 @@ static int ab8500_regulator_probe(struct platform_device *pdev)
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{
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struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
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struct device_node *np = pdev->dev.of_node;
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struct of_regulator_match *match;
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struct ab8500_platform_data *ppdata;
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struct ab8500_regulator_platform_data *pdata;
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int i, err;
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struct ab8500_regulator_info *regulator_info;
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int regulator_info_size;
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struct ab8500_reg_init *reg_init;
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int reg_init_size;
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if (is_ab9540(ab8500)) {
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regulator_info = ab9540_regulator_info;
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regulator_info_size = ARRAY_SIZE(ab9540_regulator_info);
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reg_init = ab9540_reg_init;
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reg_init_size = AB9540_NUM_REGULATOR_REGISTERS;
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match = ab9540_regulator_match;
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match_size = ARRAY_SIZE(ab9540_regulator_match)
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} else if (is_ab8505(ab8500)) {
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regulator_info = ab8505_regulator_info;
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regulator_info_size = ARRAY_SIZE(ab8505_regulator_info);
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reg_init = ab8505_reg_init;
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reg_init_size = AB8505_NUM_REGULATOR_REGISTERS;
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} else if (is_ab8540(ab8500)) {
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regulator_info = ab8540_regulator_info;
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regulator_info_size = ARRAY_SIZE(ab8540_regulator_info);
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reg_init = ab8540_reg_init;
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reg_init_size = AB8540_NUM_REGULATOR_REGISTERS;
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} else {
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regulator_info = ab8500_regulator_info;
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regulator_info_size = ARRAY_SIZE(ab8500_regulator_info);
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reg_init = ab8500_reg_init;
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reg_init_size = AB8500_NUM_REGULATOR_REGISTERS;
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match = ab8500_regulator_match;
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match_size = ARRAY_SIZE(ab8500_regulator_match)
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if (!ab8500) {
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dev_err(&pdev->dev, "null mfd parent\n");
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return -EINVAL;
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}
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abx500_get_regulator_info(ab8500);
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if (np) {
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err = of_regulator_match(&pdev->dev, np, match, match_size);
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err = of_regulator_match(&pdev->dev, np,
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abx500_regulator.match,
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abx500_regulator.match_size);
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if (err < 0) {
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dev_err(&pdev->dev,
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"Error parsing regulator init data: %d\n", err);
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return err;
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}
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err = ab8500_regulator_of_probe(pdev, regulator_info,
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regulator_info_size, match, np);
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err = ab8500_regulator_of_probe(pdev, np);
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return err;
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}
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if (!ab8500) {
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dev_err(&pdev->dev, "null mfd parent\n");
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return -EINVAL;
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}
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ppdata = dev_get_platdata(ab8500->dev);
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if (!ppdata) {
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dev_err(&pdev->dev, "null parent pdata\n");
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@ -3085,7 +3095,7 @@ static int ab8500_regulator_probe(struct platform_device *pdev)
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}
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/* make sure the platform data has the correct size */
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if (pdata->num_regulator != regulator_info_size) {
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if (pdata->num_regulator != abx500_regulator.info_size) {
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dev_err(&pdev->dev, "Configuration error: size mismatch.\n");
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return -EINVAL;
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}
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@ -3104,9 +3114,9 @@ static int ab8500_regulator_probe(struct platform_device *pdev)
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value = pdata->reg_init[i].value;
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/* check for configuration errors */
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BUG_ON(id >= AB8500_NUM_REGULATOR_REGISTERS);
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BUG_ON(id >= abx500_regulator.init_size);
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err = ab8500_regulator_init_registers(pdev, reg_init, id, mask, value);
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err = ab8500_regulator_init_registers(pdev, id, mask, value);
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if (err < 0)
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return err;
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}
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@ -3119,9 +3129,9 @@ static int ab8500_regulator_probe(struct platform_device *pdev)
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}
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/* register all regulators */
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for (i = 0; i < regulator_info_size; i++) {
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for (i = 0; i < abx500_regulator.info_size; i++) {
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err = ab8500_regulator_register(pdev, &pdata->regulator[i],
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regulator_info, i, NULL);
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i, NULL);
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if (err < 0)
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return err;
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}
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@ -3133,27 +3143,10 @@ static int ab8500_regulator_remove(struct platform_device *pdev)
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{
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int i, err;
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struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
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struct ab8500_regulator_info *regulator_info;
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int regulator_info_size;
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if (is_ab9540(ab8500)) {
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regulator_info = ab9540_regulator_info;
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regulator_info_size = ARRAY_SIZE(ab9540_regulator_info);
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} else if (is_ab8505(ab8500)) {
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regulator_info = ab8505_regulator_info;
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regulator_info_size = ARRAY_SIZE(ab8505_regulator_info);
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} else if (is_ab8540(ab8500)) {
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regulator_info = ab8540_regulator_info;
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regulator_info_size = ARRAY_SIZE(ab8540_regulator_info);
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} else {
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regulator_info = ab8500_regulator_info;
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regulator_info_size = ARRAY_SIZE(ab8500_regulator_info);
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}
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for (i = 0; i < regulator_info_size; i++) {
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for (i = 0; i < abx500_regulator.info_size; i++) {
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struct ab8500_regulator_info *info = NULL;
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info = ®ulator_info[i];
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info = &abx500_regulator.info[i];
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dev_vdbg(rdev_get_dev(info->regulator),
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"%s-remove\n", info->desc.name);
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