16ac7e4d7SSrinivas Kandagatla // SPDX-License-Identifier: GPL-2.0
26ac7e4d7SSrinivas Kandagatla // Copyright (c) 2019, Linaro Limited
36ac7e4d7SSrinivas Kandagatla
46ac7e4d7SSrinivas Kandagatla #include <linux/clk.h>
56a0ee2a6SMaíra Canal #include <linux/gpio/consumer.h>
66ac7e4d7SSrinivas Kandagatla #include <linux/interrupt.h>
76ac7e4d7SSrinivas Kandagatla #include <linux/kernel.h>
86ac7e4d7SSrinivas Kandagatla #include <linux/mfd/core.h>
96ac7e4d7SSrinivas Kandagatla #include <linux/mfd/wcd934x/registers.h>
106ac7e4d7SSrinivas Kandagatla #include <linux/mfd/wcd934x/wcd934x.h>
116ac7e4d7SSrinivas Kandagatla #include <linux/module.h>
126ac7e4d7SSrinivas Kandagatla #include <linux/of.h>
136ac7e4d7SSrinivas Kandagatla #include <linux/of_irq.h>
146ac7e4d7SSrinivas Kandagatla #include <linux/platform_device.h>
156ac7e4d7SSrinivas Kandagatla #include <linux/regmap.h>
166ac7e4d7SSrinivas Kandagatla #include <linux/regulator/consumer.h>
176ac7e4d7SSrinivas Kandagatla #include <linux/slimbus.h>
186ac7e4d7SSrinivas Kandagatla
19a7618119SSrinivas Kandagatla #define WCD934X_REGMAP_IRQ_REG(_irq, _off, _mask) \
20a7618119SSrinivas Kandagatla [_irq] = { \
21a7618119SSrinivas Kandagatla .reg_offset = (_off), \
22a7618119SSrinivas Kandagatla .mask = (_mask), \
23a7618119SSrinivas Kandagatla .type = { \
24a7618119SSrinivas Kandagatla .type_reg_offset = (_off), \
25a7618119SSrinivas Kandagatla .types_supported = IRQ_TYPE_EDGE_BOTH, \
26a7618119SSrinivas Kandagatla .type_reg_mask = (_mask), \
27a7618119SSrinivas Kandagatla .type_level_low_val = (_mask), \
28a7618119SSrinivas Kandagatla .type_level_high_val = (_mask), \
29a7618119SSrinivas Kandagatla .type_falling_val = 0, \
30a7618119SSrinivas Kandagatla .type_rising_val = 0, \
31a7618119SSrinivas Kandagatla }, \
32a7618119SSrinivas Kandagatla }
33a7618119SSrinivas Kandagatla
346ac7e4d7SSrinivas Kandagatla static const struct mfd_cell wcd934x_devices[] = {
356ac7e4d7SSrinivas Kandagatla {
366ac7e4d7SSrinivas Kandagatla .name = "wcd934x-codec",
376ac7e4d7SSrinivas Kandagatla }, {
386ac7e4d7SSrinivas Kandagatla .name = "wcd934x-gpio",
396ac7e4d7SSrinivas Kandagatla .of_compatible = "qcom,wcd9340-gpio",
406ac7e4d7SSrinivas Kandagatla }, {
416ac7e4d7SSrinivas Kandagatla .name = "wcd934x-soundwire",
426ac7e4d7SSrinivas Kandagatla .of_compatible = "qcom,soundwire-v1.3.0",
436ac7e4d7SSrinivas Kandagatla },
446ac7e4d7SSrinivas Kandagatla };
456ac7e4d7SSrinivas Kandagatla
466ac7e4d7SSrinivas Kandagatla static const struct regmap_irq wcd934x_irqs[] = {
47a7618119SSrinivas Kandagatla WCD934X_REGMAP_IRQ_REG(WCD934X_IRQ_SLIMBUS, 0, BIT(0)),
48f62da567SSrinivas Kandagatla WCD934X_REGMAP_IRQ_REG(WCD934X_IRQ_HPH_PA_OCPL_FAULT, 0, BIT(2)),
49f62da567SSrinivas Kandagatla WCD934X_REGMAP_IRQ_REG(WCD934X_IRQ_HPH_PA_OCPR_FAULT, 0, BIT(3)),
50f62da567SSrinivas Kandagatla WCD934X_REGMAP_IRQ_REG(WCD934X_IRQ_MBHC_SW_DET, 1, BIT(0)),
51f62da567SSrinivas Kandagatla WCD934X_REGMAP_IRQ_REG(WCD934X_IRQ_MBHC_ELECT_INS_REM_DET, 1, BIT(1)),
52f62da567SSrinivas Kandagatla WCD934X_REGMAP_IRQ_REG(WCD934X_IRQ_MBHC_BUTTON_PRESS_DET, 1, BIT(2)),
53f62da567SSrinivas Kandagatla WCD934X_REGMAP_IRQ_REG(WCD934X_IRQ_MBHC_BUTTON_RELEASE_DET, 1, BIT(3)),
54f62da567SSrinivas Kandagatla WCD934X_REGMAP_IRQ_REG(WCD934X_IRQ_MBHC_ELECT_INS_REM_LEG_DET, 1, BIT(4)),
55a7618119SSrinivas Kandagatla WCD934X_REGMAP_IRQ_REG(WCD934X_IRQ_SOUNDWIRE, 2, BIT(4)),
566ac7e4d7SSrinivas Kandagatla };
576ac7e4d7SSrinivas Kandagatla
580cd1860eSAidan MacDonald static const unsigned int wcd934x_config_regs[] = {
590cd1860eSAidan MacDonald WCD934X_INTR_LEVEL0,
600cd1860eSAidan MacDonald };
610cd1860eSAidan MacDonald
626ac7e4d7SSrinivas Kandagatla static const struct regmap_irq_chip wcd934x_regmap_irq_chip = {
636ac7e4d7SSrinivas Kandagatla .name = "wcd934x_irq",
646ac7e4d7SSrinivas Kandagatla .status_base = WCD934X_INTR_PIN1_STATUS0,
656ac7e4d7SSrinivas Kandagatla .mask_base = WCD934X_INTR_PIN1_MASK0,
666ac7e4d7SSrinivas Kandagatla .ack_base = WCD934X_INTR_PIN1_CLEAR0,
676ac7e4d7SSrinivas Kandagatla .num_regs = 4,
686ac7e4d7SSrinivas Kandagatla .irqs = wcd934x_irqs,
696ac7e4d7SSrinivas Kandagatla .num_irqs = ARRAY_SIZE(wcd934x_irqs),
700cd1860eSAidan MacDonald .config_base = wcd934x_config_regs,
710cd1860eSAidan MacDonald .num_config_bases = ARRAY_SIZE(wcd934x_config_regs),
720cd1860eSAidan MacDonald .num_config_regs = 4,
730cd1860eSAidan MacDonald .set_type_config = regmap_irq_set_type_config_simple,
746ac7e4d7SSrinivas Kandagatla };
756ac7e4d7SSrinivas Kandagatla
wcd934x_is_volatile_register(struct device * dev,unsigned int reg)766ac7e4d7SSrinivas Kandagatla static bool wcd934x_is_volatile_register(struct device *dev, unsigned int reg)
776ac7e4d7SSrinivas Kandagatla {
786ac7e4d7SSrinivas Kandagatla switch (reg) {
796ac7e4d7SSrinivas Kandagatla case WCD934X_INTR_PIN1_STATUS0...WCD934X_INTR_PIN2_CLEAR3:
806ac7e4d7SSrinivas Kandagatla case WCD934X_SWR_AHB_BRIDGE_RD_DATA_0:
816ac7e4d7SSrinivas Kandagatla case WCD934X_SWR_AHB_BRIDGE_RD_DATA_1:
826ac7e4d7SSrinivas Kandagatla case WCD934X_SWR_AHB_BRIDGE_RD_DATA_2:
836ac7e4d7SSrinivas Kandagatla case WCD934X_SWR_AHB_BRIDGE_RD_DATA_3:
846ac7e4d7SSrinivas Kandagatla case WCD934X_SWR_AHB_BRIDGE_ACCESS_STATUS:
856ac7e4d7SSrinivas Kandagatla case WCD934X_ANA_MBHC_RESULT_3:
866ac7e4d7SSrinivas Kandagatla case WCD934X_ANA_MBHC_RESULT_2:
876ac7e4d7SSrinivas Kandagatla case WCD934X_ANA_MBHC_RESULT_1:
886ac7e4d7SSrinivas Kandagatla case WCD934X_ANA_MBHC_MECH:
896ac7e4d7SSrinivas Kandagatla case WCD934X_ANA_MBHC_ELECT:
906ac7e4d7SSrinivas Kandagatla case WCD934X_ANA_MBHC_ZDET:
916ac7e4d7SSrinivas Kandagatla case WCD934X_ANA_MICB2:
926ac7e4d7SSrinivas Kandagatla case WCD934X_ANA_RCO:
936ac7e4d7SSrinivas Kandagatla case WCD934X_ANA_BIAS:
946ac7e4d7SSrinivas Kandagatla return true;
956ac7e4d7SSrinivas Kandagatla default:
966ac7e4d7SSrinivas Kandagatla return false;
976ac7e4d7SSrinivas Kandagatla }
986ac7e4d7SSrinivas Kandagatla };
996ac7e4d7SSrinivas Kandagatla
1006ac7e4d7SSrinivas Kandagatla static const struct regmap_range_cfg wcd934x_ranges[] = {
1016ac7e4d7SSrinivas Kandagatla { .name = "WCD934X",
1026ac7e4d7SSrinivas Kandagatla .range_min = 0x0,
1036ac7e4d7SSrinivas Kandagatla .range_max = WCD934X_MAX_REGISTER,
1046ac7e4d7SSrinivas Kandagatla .selector_reg = WCD934X_SEL_REGISTER,
1056ac7e4d7SSrinivas Kandagatla .selector_mask = WCD934X_SEL_MASK,
1066ac7e4d7SSrinivas Kandagatla .selector_shift = WCD934X_SEL_SHIFT,
1076ac7e4d7SSrinivas Kandagatla .window_start = WCD934X_WINDOW_START,
1086ac7e4d7SSrinivas Kandagatla .window_len = WCD934X_WINDOW_LENGTH,
1096ac7e4d7SSrinivas Kandagatla },
1106ac7e4d7SSrinivas Kandagatla };
1116ac7e4d7SSrinivas Kandagatla
1126ac7e4d7SSrinivas Kandagatla static struct regmap_config wcd934x_regmap_config = {
1136ac7e4d7SSrinivas Kandagatla .reg_bits = 16,
1146ac7e4d7SSrinivas Kandagatla .val_bits = 8,
1156ac7e4d7SSrinivas Kandagatla .cache_type = REGCACHE_RBTREE,
1166ac7e4d7SSrinivas Kandagatla .max_register = 0xffff,
1176ac7e4d7SSrinivas Kandagatla .can_multi_write = true,
1186ac7e4d7SSrinivas Kandagatla .ranges = wcd934x_ranges,
1196ac7e4d7SSrinivas Kandagatla .num_ranges = ARRAY_SIZE(wcd934x_ranges),
1206ac7e4d7SSrinivas Kandagatla .volatile_reg = wcd934x_is_volatile_register,
1216ac7e4d7SSrinivas Kandagatla };
1226ac7e4d7SSrinivas Kandagatla
wcd934x_bring_up(struct wcd934x_ddata * ddata)1236ac7e4d7SSrinivas Kandagatla static int wcd934x_bring_up(struct wcd934x_ddata *ddata)
1246ac7e4d7SSrinivas Kandagatla {
1256ac7e4d7SSrinivas Kandagatla struct regmap *regmap = ddata->regmap;
1266ac7e4d7SSrinivas Kandagatla u16 id_minor, id_major;
1276ac7e4d7SSrinivas Kandagatla int ret;
1286ac7e4d7SSrinivas Kandagatla
1296ac7e4d7SSrinivas Kandagatla ret = regmap_bulk_read(regmap, WCD934X_CHIP_TIER_CTRL_CHIP_ID_BYTE0,
1306ac7e4d7SSrinivas Kandagatla (u8 *)&id_minor, sizeof(u16));
1316ac7e4d7SSrinivas Kandagatla if (ret)
1326ac7e4d7SSrinivas Kandagatla return ret;
1336ac7e4d7SSrinivas Kandagatla
1346ac7e4d7SSrinivas Kandagatla ret = regmap_bulk_read(regmap, WCD934X_CHIP_TIER_CTRL_CHIP_ID_BYTE2,
1356ac7e4d7SSrinivas Kandagatla (u8 *)&id_major, sizeof(u16));
1366ac7e4d7SSrinivas Kandagatla if (ret)
1376ac7e4d7SSrinivas Kandagatla return ret;
1386ac7e4d7SSrinivas Kandagatla
1396ac7e4d7SSrinivas Kandagatla dev_info(ddata->dev, "WCD934x chip id major 0x%x, minor 0x%x\n",
1406ac7e4d7SSrinivas Kandagatla id_major, id_minor);
1416ac7e4d7SSrinivas Kandagatla
1426ac7e4d7SSrinivas Kandagatla regmap_write(regmap, WCD934X_CODEC_RPM_RST_CTL, 0x01);
1436ac7e4d7SSrinivas Kandagatla regmap_write(regmap, WCD934X_SIDO_NEW_VOUT_A_STARTUP, 0x19);
1446ac7e4d7SSrinivas Kandagatla regmap_write(regmap, WCD934X_SIDO_NEW_VOUT_D_STARTUP, 0x15);
1456ac7e4d7SSrinivas Kandagatla /* Add 1msec delay for VOUT to settle */
1466ac7e4d7SSrinivas Kandagatla usleep_range(1000, 1100);
1476ac7e4d7SSrinivas Kandagatla regmap_write(regmap, WCD934X_CODEC_RPM_PWR_CDC_DIG_HM_CTL, 0x5);
1486ac7e4d7SSrinivas Kandagatla regmap_write(regmap, WCD934X_CODEC_RPM_PWR_CDC_DIG_HM_CTL, 0x7);
1496ac7e4d7SSrinivas Kandagatla regmap_write(regmap, WCD934X_CODEC_RPM_RST_CTL, 0x3);
1506ac7e4d7SSrinivas Kandagatla regmap_write(regmap, WCD934X_CODEC_RPM_RST_CTL, 0x7);
1516ac7e4d7SSrinivas Kandagatla regmap_write(regmap, WCD934X_CODEC_RPM_PWR_CDC_DIG_HM_CTL, 0x3);
1526ac7e4d7SSrinivas Kandagatla
1536ac7e4d7SSrinivas Kandagatla return 0;
1546ac7e4d7SSrinivas Kandagatla }
1556ac7e4d7SSrinivas Kandagatla
wcd934x_slim_status_up(struct slim_device * sdev)1566ac7e4d7SSrinivas Kandagatla static int wcd934x_slim_status_up(struct slim_device *sdev)
1576ac7e4d7SSrinivas Kandagatla {
1586ac7e4d7SSrinivas Kandagatla struct device *dev = &sdev->dev;
1596ac7e4d7SSrinivas Kandagatla struct wcd934x_ddata *ddata;
1606ac7e4d7SSrinivas Kandagatla int ret;
1616ac7e4d7SSrinivas Kandagatla
1626ac7e4d7SSrinivas Kandagatla ddata = dev_get_drvdata(dev);
1636ac7e4d7SSrinivas Kandagatla
1646ac7e4d7SSrinivas Kandagatla ddata->regmap = regmap_init_slimbus(sdev, &wcd934x_regmap_config);
1656ac7e4d7SSrinivas Kandagatla if (IS_ERR(ddata->regmap)) {
1666ac7e4d7SSrinivas Kandagatla dev_err(dev, "Error allocating slim regmap\n");
1676ac7e4d7SSrinivas Kandagatla return PTR_ERR(ddata->regmap);
1686ac7e4d7SSrinivas Kandagatla }
1696ac7e4d7SSrinivas Kandagatla
1706ac7e4d7SSrinivas Kandagatla ret = wcd934x_bring_up(ddata);
1716ac7e4d7SSrinivas Kandagatla if (ret) {
1726ac7e4d7SSrinivas Kandagatla dev_err(dev, "Failed to bring up WCD934X: err = %d\n", ret);
1736ac7e4d7SSrinivas Kandagatla return ret;
1746ac7e4d7SSrinivas Kandagatla }
1756ac7e4d7SSrinivas Kandagatla
1766ac7e4d7SSrinivas Kandagatla ret = devm_regmap_add_irq_chip(dev, ddata->regmap, ddata->irq,
1776ac7e4d7SSrinivas Kandagatla IRQF_TRIGGER_HIGH, 0,
1786ac7e4d7SSrinivas Kandagatla &wcd934x_regmap_irq_chip,
1796ac7e4d7SSrinivas Kandagatla &ddata->irq_data);
1806ac7e4d7SSrinivas Kandagatla if (ret) {
1816ac7e4d7SSrinivas Kandagatla dev_err(dev, "Failed to add IRQ chip: err = %d\n", ret);
1826ac7e4d7SSrinivas Kandagatla return ret;
1836ac7e4d7SSrinivas Kandagatla }
1846ac7e4d7SSrinivas Kandagatla
1856ac7e4d7SSrinivas Kandagatla ret = mfd_add_devices(dev, PLATFORM_DEVID_AUTO, wcd934x_devices,
1866ac7e4d7SSrinivas Kandagatla ARRAY_SIZE(wcd934x_devices), NULL, 0, NULL);
1876ac7e4d7SSrinivas Kandagatla if (ret) {
1886ac7e4d7SSrinivas Kandagatla dev_err(dev, "Failed to add child devices: err = %d\n",
1896ac7e4d7SSrinivas Kandagatla ret);
1906ac7e4d7SSrinivas Kandagatla return ret;
1916ac7e4d7SSrinivas Kandagatla }
1926ac7e4d7SSrinivas Kandagatla
1936ac7e4d7SSrinivas Kandagatla return ret;
1946ac7e4d7SSrinivas Kandagatla }
1956ac7e4d7SSrinivas Kandagatla
wcd934x_slim_status(struct slim_device * sdev,enum slim_device_status status)1966ac7e4d7SSrinivas Kandagatla static int wcd934x_slim_status(struct slim_device *sdev,
1976ac7e4d7SSrinivas Kandagatla enum slim_device_status status)
1986ac7e4d7SSrinivas Kandagatla {
1996ac7e4d7SSrinivas Kandagatla switch (status) {
2006ac7e4d7SSrinivas Kandagatla case SLIM_DEVICE_STATUS_UP:
2016ac7e4d7SSrinivas Kandagatla return wcd934x_slim_status_up(sdev);
2026ac7e4d7SSrinivas Kandagatla case SLIM_DEVICE_STATUS_DOWN:
2036ac7e4d7SSrinivas Kandagatla mfd_remove_devices(&sdev->dev);
2046ac7e4d7SSrinivas Kandagatla break;
2056ac7e4d7SSrinivas Kandagatla default:
2066ac7e4d7SSrinivas Kandagatla return -EINVAL;
2076ac7e4d7SSrinivas Kandagatla }
2086ac7e4d7SSrinivas Kandagatla
2096ac7e4d7SSrinivas Kandagatla return 0;
2106ac7e4d7SSrinivas Kandagatla }
2116ac7e4d7SSrinivas Kandagatla
wcd934x_slim_probe(struct slim_device * sdev)2126ac7e4d7SSrinivas Kandagatla static int wcd934x_slim_probe(struct slim_device *sdev)
2136ac7e4d7SSrinivas Kandagatla {
2146ac7e4d7SSrinivas Kandagatla struct device *dev = &sdev->dev;
2156ac7e4d7SSrinivas Kandagatla struct device_node *np = dev->of_node;
2166ac7e4d7SSrinivas Kandagatla struct wcd934x_ddata *ddata;
2176a0ee2a6SMaíra Canal struct gpio_desc *reset_gpio;
2186a0ee2a6SMaíra Canal int ret;
2196ac7e4d7SSrinivas Kandagatla
2206ac7e4d7SSrinivas Kandagatla ddata = devm_kzalloc(dev, sizeof(*ddata), GFP_KERNEL);
2216ac7e4d7SSrinivas Kandagatla if (!ddata)
2226ac7e4d7SSrinivas Kandagatla return -ENOMEM;
2236ac7e4d7SSrinivas Kandagatla
2246ac7e4d7SSrinivas Kandagatla ddata->irq = of_irq_get(np, 0);
2250f1b1b89SKrzysztof Kozlowski if (ddata->irq < 0)
2260f1b1b89SKrzysztof Kozlowski return dev_err_probe(ddata->dev, ddata->irq,
2270f1b1b89SKrzysztof Kozlowski "Failed to get IRQ\n");
2286ac7e4d7SSrinivas Kandagatla
2296ac7e4d7SSrinivas Kandagatla ddata->extclk = devm_clk_get(dev, "extclk");
230*26e4462dSChristophe JAILLET if (IS_ERR(ddata->extclk))
231*26e4462dSChristophe JAILLET return dev_err_probe(dev, PTR_ERR(ddata->extclk),
232*26e4462dSChristophe JAILLET "Failed to get extclk");
2336ac7e4d7SSrinivas Kandagatla
2346ac7e4d7SSrinivas Kandagatla ddata->supplies[0].supply = "vdd-buck";
2356ac7e4d7SSrinivas Kandagatla ddata->supplies[1].supply = "vdd-buck-sido";
2366ac7e4d7SSrinivas Kandagatla ddata->supplies[2].supply = "vdd-tx";
2376ac7e4d7SSrinivas Kandagatla ddata->supplies[3].supply = "vdd-rx";
2386ac7e4d7SSrinivas Kandagatla ddata->supplies[4].supply = "vdd-io";
2396ac7e4d7SSrinivas Kandagatla
2406ac7e4d7SSrinivas Kandagatla ret = regulator_bulk_get(dev, WCD934X_MAX_SUPPLY, ddata->supplies);
241*26e4462dSChristophe JAILLET if (ret)
242*26e4462dSChristophe JAILLET return dev_err_probe(dev, ret, "Failed to get supplies\n");
2436ac7e4d7SSrinivas Kandagatla
2446ac7e4d7SSrinivas Kandagatla ret = regulator_bulk_enable(WCD934X_MAX_SUPPLY, ddata->supplies);
245*26e4462dSChristophe JAILLET if (ret)
246*26e4462dSChristophe JAILLET return dev_err_probe(dev, ret, "Failed to enable supplies\n");
2476ac7e4d7SSrinivas Kandagatla
2486ac7e4d7SSrinivas Kandagatla /*
2496ac7e4d7SSrinivas Kandagatla * For WCD934X, it takes about 600us for the Vout_A and
2506ac7e4d7SSrinivas Kandagatla * Vout_D to be ready after BUCK_SIDO is powered up.
2516ac7e4d7SSrinivas Kandagatla * SYS_RST_N shouldn't be pulled high during this time
2526ac7e4d7SSrinivas Kandagatla */
2536ac7e4d7SSrinivas Kandagatla usleep_range(600, 650);
2546a0ee2a6SMaíra Canal reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
2556a0ee2a6SMaíra Canal if (IS_ERR(reset_gpio)) {
256f190b489SChristophe JAILLET ret = dev_err_probe(dev, PTR_ERR(reset_gpio),
257f190b489SChristophe JAILLET "Failed to get reset gpio\n");
258f190b489SChristophe JAILLET goto err_disable_regulators;
2596a0ee2a6SMaíra Canal }
2606ac7e4d7SSrinivas Kandagatla msleep(20);
2616a0ee2a6SMaíra Canal gpiod_set_value(reset_gpio, 1);
2626ac7e4d7SSrinivas Kandagatla msleep(20);
2636ac7e4d7SSrinivas Kandagatla
2646ac7e4d7SSrinivas Kandagatla ddata->dev = dev;
2656ac7e4d7SSrinivas Kandagatla dev_set_drvdata(dev, ddata);
2666ac7e4d7SSrinivas Kandagatla
2676ac7e4d7SSrinivas Kandagatla return 0;
268f190b489SChristophe JAILLET
269f190b489SChristophe JAILLET err_disable_regulators:
270f190b489SChristophe JAILLET regulator_bulk_disable(WCD934X_MAX_SUPPLY, ddata->supplies);
271f190b489SChristophe JAILLET return ret;
2726ac7e4d7SSrinivas Kandagatla }
2736ac7e4d7SSrinivas Kandagatla
wcd934x_slim_remove(struct slim_device * sdev)2746ac7e4d7SSrinivas Kandagatla static void wcd934x_slim_remove(struct slim_device *sdev)
2756ac7e4d7SSrinivas Kandagatla {
2766ac7e4d7SSrinivas Kandagatla struct wcd934x_ddata *ddata = dev_get_drvdata(&sdev->dev);
2776ac7e4d7SSrinivas Kandagatla
2786ac7e4d7SSrinivas Kandagatla regulator_bulk_disable(WCD934X_MAX_SUPPLY, ddata->supplies);
2796ac7e4d7SSrinivas Kandagatla mfd_remove_devices(&sdev->dev);
2806ac7e4d7SSrinivas Kandagatla }
2816ac7e4d7SSrinivas Kandagatla
2826ac7e4d7SSrinivas Kandagatla static const struct slim_device_id wcd934x_slim_id[] = {
2836ac7e4d7SSrinivas Kandagatla { SLIM_MANF_ID_QCOM, SLIM_PROD_CODE_WCD9340,
2846ac7e4d7SSrinivas Kandagatla SLIM_DEV_IDX_WCD9340, SLIM_DEV_INSTANCE_ID_WCD9340 },
2856ac7e4d7SSrinivas Kandagatla {}
2866ac7e4d7SSrinivas Kandagatla };
2876ac7e4d7SSrinivas Kandagatla
2886ac7e4d7SSrinivas Kandagatla static struct slim_driver wcd934x_slim_driver = {
2896ac7e4d7SSrinivas Kandagatla .driver = {
2906ac7e4d7SSrinivas Kandagatla .name = "wcd934x-slim",
2916ac7e4d7SSrinivas Kandagatla },
2926ac7e4d7SSrinivas Kandagatla .probe = wcd934x_slim_probe,
2936ac7e4d7SSrinivas Kandagatla .remove = wcd934x_slim_remove,
2946ac7e4d7SSrinivas Kandagatla .device_status = wcd934x_slim_status,
2956ac7e4d7SSrinivas Kandagatla .id_table = wcd934x_slim_id,
2966ac7e4d7SSrinivas Kandagatla };
2976ac7e4d7SSrinivas Kandagatla
2986ac7e4d7SSrinivas Kandagatla module_slim_driver(wcd934x_slim_driver);
2996ac7e4d7SSrinivas Kandagatla MODULE_DESCRIPTION("WCD934X slim driver");
3006ac7e4d7SSrinivas Kandagatla MODULE_LICENSE("GPL v2");
3016ac7e4d7SSrinivas Kandagatla MODULE_ALIAS("slim:217:250:*");
3026ac7e4d7SSrinivas Kandagatla MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org>");
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