mfd: Switch AB3100 to use MFD cells
This switches the AB3100 core driver to using MFD cells for subdevices instead of spawning common platform devices. Signed-off-by: Linus Walleij <linus.walleij@stericsson.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
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@ -444,6 +444,7 @@ config ABX500_CORE
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config AB3100_CORE
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bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
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depends on I2C=y && ABX500_CORE
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select MFD_CORE
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default y if ARCH_U300
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help
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Select this to enable the AB3100 Mixed Signal IC core
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@ -19,6 +19,7 @@
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#include <linux/debugfs.h>
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#include <linux/seq_file.h>
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#include <linux/uaccess.h>
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#include <linux/mfd/core.h>
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#include <linux/mfd/abx500.h>
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/* These are the only registers inside AB3100 used in this main file */
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@ -743,52 +744,64 @@ static int __devinit ab3100_setup(struct ab3100 *ab3100)
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return err;
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}
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/*
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* Here we define all the platform devices that appear
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* as children of the AB3100. These are regular platform
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* devices with the IORESOURCE_IO .start and .end set
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* to correspond to the internal AB3100 register range
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* mapping to the corresponding subdevice.
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*/
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#define AB3100_DEVICE(devname, devid) \
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static struct platform_device ab3100_##devname##_device = { \
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.name = devid, \
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.id = -1, \
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}
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/* This lists all the subdevices */
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AB3100_DEVICE(dac, "ab3100-dac");
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AB3100_DEVICE(leds, "ab3100-leds");
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AB3100_DEVICE(power, "ab3100-power");
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AB3100_DEVICE(regulators, "ab3100-regulators");
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AB3100_DEVICE(sim, "ab3100-sim");
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AB3100_DEVICE(uart, "ab3100-uart");
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AB3100_DEVICE(rtc, "ab3100-rtc");
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AB3100_DEVICE(charger, "ab3100-charger");
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AB3100_DEVICE(boost, "ab3100-boost");
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AB3100_DEVICE(adc, "ab3100-adc");
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AB3100_DEVICE(fuelgauge, "ab3100-fuelgauge");
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AB3100_DEVICE(vibrator, "ab3100-vibrator");
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AB3100_DEVICE(otp, "ab3100-otp");
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AB3100_DEVICE(codec, "ab3100-codec");
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static struct platform_device *
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ab3100_platform_devs[] = {
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&ab3100_dac_device,
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&ab3100_leds_device,
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&ab3100_power_device,
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&ab3100_regulators_device,
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&ab3100_sim_device,
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&ab3100_uart_device,
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&ab3100_rtc_device,
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&ab3100_charger_device,
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&ab3100_boost_device,
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&ab3100_adc_device,
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&ab3100_fuelgauge_device,
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&ab3100_vibrator_device,
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&ab3100_otp_device,
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&ab3100_codec_device,
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/* The subdevices of the AB3100 */
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static struct mfd_cell ab3100_devs[] = {
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{
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.name = "ab3100-dac",
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.id = -1,
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},
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{
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.name = "ab3100-leds",
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.id = -1,
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},
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{
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.name = "ab3100-power",
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.id = -1,
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},
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{
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.name = "ab3100-regulators",
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.id = -1,
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},
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{
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.name = "ab3100-sim",
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.id = -1,
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},
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{
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.name = "ab3100-uart",
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.id = -1,
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},
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{
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.name = "ab3100-rtc",
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.id = -1,
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},
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{
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.name = "ab3100-charger",
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.id = -1,
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},
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{
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.name = "ab3100-boost",
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.id = -1,
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},
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{
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.name = "ab3100-adc",
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.id = -1,
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},
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{
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.name = "ab3100-fuelgauge",
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.id = -1,
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},
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{
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.name = "ab3100-vibrator",
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.id = -1,
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},
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{
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.name = "ab3100-otp",
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.id = -1,
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},
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{
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.name = "ab3100-codec",
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.id = -1,
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},
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};
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struct ab_family_id {
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@ -935,18 +948,14 @@ static int __devinit ab3100_probe(struct i2c_client *client,
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if (err)
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goto exit_no_ops;
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/* Set parent and a pointer back to the container in device data */
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for (i = 0; i < ARRAY_SIZE(ab3100_platform_devs); i++) {
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ab3100_platform_devs[i]->dev.parent =
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&client->dev;
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ab3100_platform_devs[i]->dev.platform_data =
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ab3100_plf_data;
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platform_set_drvdata(ab3100_platform_devs[i], ab3100);
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/* Set up and register the platform devices. */
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for (i = 0; i < ARRAY_SIZE(ab3100_devs); i++) {
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ab3100_devs[i].platform_data = ab3100_plf_data;
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ab3100_devs[i].data_size = sizeof(struct ab3100_platform_data);
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}
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/* Register the platform devices */
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platform_add_devices(ab3100_platform_devs,
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ARRAY_SIZE(ab3100_platform_devs));
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err = mfd_add_devices(&client->dev, 0, ab3100_devs,
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ARRAY_SIZE(ab3100_devs), NULL, 0);
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ab3100_setup_debugfs(ab3100);
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@ -965,11 +974,9 @@ static int __devinit ab3100_probe(struct i2c_client *client,
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static int __devexit ab3100_remove(struct i2c_client *client)
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{
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struct ab3100 *ab3100 = i2c_get_clientdata(client);
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int i;
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/* Unregister subdevices */
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for (i = 0; i < ARRAY_SIZE(ab3100_platform_devs); i++)
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platform_device_unregister(ab3100_platform_devs[i]);
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mfd_remove_devices(&client->dev);
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ab3100_remove_debugfs();
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i2c_unregister_device(ab3100->testreg_client);
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