1bbd51b1fSHaojian Zhuang /* 2bbd51b1fSHaojian Zhuang * Base driver for Marvell 88PM8607 3bbd51b1fSHaojian Zhuang * 4bbd51b1fSHaojian Zhuang * Copyright (C) 2009 Marvell International Ltd. 5bbd51b1fSHaojian Zhuang * Haojian Zhuang <haojian.zhuang@marvell.com> 6bbd51b1fSHaojian Zhuang * 7bbd51b1fSHaojian Zhuang * This program is free software; you can redistribute it and/or modify 8bbd51b1fSHaojian Zhuang * it under the terms of the GNU General Public License version 2 as 9bbd51b1fSHaojian Zhuang * published by the Free Software Foundation. 10bbd51b1fSHaojian Zhuang */ 11bbd51b1fSHaojian Zhuang 12bbd51b1fSHaojian Zhuang #include <linux/kernel.h> 13bbd51b1fSHaojian Zhuang #include <linux/module.h> 145c42e8c4SHaojian Zhuang #include <linux/i2c.h> 152afa62eaSHaojian Zhuang #include <linux/irq.h> 16bbd51b1fSHaojian Zhuang #include <linux/interrupt.h> 17bbd51b1fSHaojian Zhuang #include <linux/platform_device.h> 18bbd51b1fSHaojian Zhuang #include <linux/mfd/core.h> 1953dbab7aSHaojian Zhuang #include <linux/mfd/88pm860x.h> 2022aad001SHaojian Zhuang #include <linux/regulator/machine.h> 21bbd51b1fSHaojian Zhuang 222afa62eaSHaojian Zhuang #define INT_STATUS_NUM 3 232afa62eaSHaojian Zhuang 24a6ccdcd9SHaojian Zhuang static struct resource bk0_resources[] __devinitdata = { 25a6ccdcd9SHaojian Zhuang {2, 2, "duty cycle", IORESOURCE_REG, }, 26a6ccdcd9SHaojian Zhuang {3, 3, "always on", IORESOURCE_REG, }, 27a6ccdcd9SHaojian Zhuang {3, 3, "current", IORESOURCE_REG, }, 28a6ccdcd9SHaojian Zhuang }; 29a6ccdcd9SHaojian Zhuang static struct resource bk1_resources[] __devinitdata = { 30a6ccdcd9SHaojian Zhuang {4, 4, "duty cycle", IORESOURCE_REG, }, 31a6ccdcd9SHaojian Zhuang {5, 5, "always on", IORESOURCE_REG, }, 32a6ccdcd9SHaojian Zhuang {5, 5, "current", IORESOURCE_REG, }, 33a6ccdcd9SHaojian Zhuang }; 34a6ccdcd9SHaojian Zhuang static struct resource bk2_resources[] __devinitdata = { 35a6ccdcd9SHaojian Zhuang {6, 6, "duty cycle", IORESOURCE_REG, }, 36a6ccdcd9SHaojian Zhuang {7, 7, "always on", IORESOURCE_REG, }, 37a6ccdcd9SHaojian Zhuang {5, 5, "current", IORESOURCE_REG, }, 38a16122bcSHaojian Zhuang }; 39adb70483SHaojian Zhuang 40894fc8f2SHaojian Zhuang static struct resource led0_resources[] __devinitdata = { 41894fc8f2SHaojian Zhuang /* RGB1 Red LED */ 42894fc8f2SHaojian Zhuang {0xd, 0xd, "control", IORESOURCE_REG, }, 43894fc8f2SHaojian Zhuang {0xc, 0xc, "blink", IORESOURCE_REG, }, 44894fc8f2SHaojian Zhuang }; 45894fc8f2SHaojian Zhuang static struct resource led1_resources[] __devinitdata = { 46894fc8f2SHaojian Zhuang /* RGB1 Green LED */ 47894fc8f2SHaojian Zhuang {0xe, 0xe, "control", IORESOURCE_REG, }, 48894fc8f2SHaojian Zhuang {0xc, 0xc, "blink", IORESOURCE_REG, }, 49894fc8f2SHaojian Zhuang }; 50894fc8f2SHaojian Zhuang static struct resource led2_resources[] __devinitdata = { 51894fc8f2SHaojian Zhuang /* RGB1 Blue LED */ 52894fc8f2SHaojian Zhuang {0xf, 0xf, "control", IORESOURCE_REG, }, 53894fc8f2SHaojian Zhuang {0xc, 0xc, "blink", IORESOURCE_REG, }, 54894fc8f2SHaojian Zhuang }; 55894fc8f2SHaojian Zhuang static struct resource led3_resources[] __devinitdata = { 56894fc8f2SHaojian Zhuang /* RGB2 Red LED */ 57894fc8f2SHaojian Zhuang {0x9, 0x9, "control", IORESOURCE_REG, }, 58894fc8f2SHaojian Zhuang {0x8, 0x8, "blink", IORESOURCE_REG, }, 59894fc8f2SHaojian Zhuang }; 60894fc8f2SHaojian Zhuang static struct resource led4_resources[] __devinitdata = { 61894fc8f2SHaojian Zhuang /* RGB2 Green LED */ 62894fc8f2SHaojian Zhuang {0xa, 0xa, "control", IORESOURCE_REG, }, 63894fc8f2SHaojian Zhuang {0x8, 0x8, "blink", IORESOURCE_REG, }, 64894fc8f2SHaojian Zhuang }; 65894fc8f2SHaojian Zhuang static struct resource led5_resources[] __devinitdata = { 66894fc8f2SHaojian Zhuang /* RGB2 Blue LED */ 67894fc8f2SHaojian Zhuang {0xb, 0xb, "control", IORESOURCE_REG, }, 68894fc8f2SHaojian Zhuang {0x8, 0x8, "blink", IORESOURCE_REG, }, 693154c344SHaojian Zhuang }; 703154c344SHaojian Zhuang 71a5156f1aSHaojian Zhuang static struct resource regulator_resources[] __devinitdata = { 7202367029SMark Brown {PM8607_ID_BUCK1, PM8607_ID_BUCK1, "buck-1", IORESOURCE_REG,}, 7302367029SMark Brown {PM8607_ID_BUCK2, PM8607_ID_BUCK2, "buck-2", IORESOURCE_REG,}, 7402367029SMark Brown {PM8607_ID_BUCK3, PM8607_ID_BUCK3, "buck-3", IORESOURCE_REG,}, 7502367029SMark Brown {PM8607_ID_LDO1, PM8607_ID_LDO1, "ldo-01", IORESOURCE_REG,}, 7602367029SMark Brown {PM8607_ID_LDO2, PM8607_ID_LDO2, "ldo-02", IORESOURCE_REG,}, 7702367029SMark Brown {PM8607_ID_LDO3, PM8607_ID_LDO3, "ldo-03", IORESOURCE_REG,}, 7802367029SMark Brown {PM8607_ID_LDO4, PM8607_ID_LDO4, "ldo-04", IORESOURCE_REG,}, 7902367029SMark Brown {PM8607_ID_LDO5, PM8607_ID_LDO5, "ldo-05", IORESOURCE_REG,}, 8002367029SMark Brown {PM8607_ID_LDO6, PM8607_ID_LDO6, "ldo-06", IORESOURCE_REG,}, 8102367029SMark Brown {PM8607_ID_LDO7, PM8607_ID_LDO7, "ldo-07", IORESOURCE_REG,}, 8202367029SMark Brown {PM8607_ID_LDO8, PM8607_ID_LDO8, "ldo-08", IORESOURCE_REG,}, 8302367029SMark Brown {PM8607_ID_LDO9, PM8607_ID_LDO9, "ldo-09", IORESOURCE_REG,}, 8402367029SMark Brown {PM8607_ID_LDO10, PM8607_ID_LDO10, "ldo-10", IORESOURCE_REG,}, 8502367029SMark Brown {PM8607_ID_LDO11, PM8607_ID_LDO11, "ldo-11", IORESOURCE_REG,}, 8602367029SMark Brown {PM8607_ID_LDO12, PM8607_ID_LDO12, "ldo-12", IORESOURCE_REG,}, 8702367029SMark Brown {PM8607_ID_LDO13, PM8607_ID_LDO13, "ldo-13", IORESOURCE_REG,}, 8802367029SMark Brown {PM8607_ID_LDO14, PM8607_ID_LDO14, "ldo-14", IORESOURCE_REG,}, 8902367029SMark Brown {PM8607_ID_LDO15, PM8607_ID_LDO15, "ldo-15", IORESOURCE_REG,}, 9022aad001SHaojian Zhuang }; 9122aad001SHaojian Zhuang 92a5156f1aSHaojian Zhuang static struct resource touch_resources[] __devinitdata = { 93c9f560b3SHaojian Zhuang {PM8607_IRQ_PEN, PM8607_IRQ_PEN, "touch", IORESOURCE_IRQ,}, 94c9f560b3SHaojian Zhuang }; 95c9f560b3SHaojian Zhuang 96a5156f1aSHaojian Zhuang static struct resource onkey_resources[] __devinitdata = { 97c9f560b3SHaojian Zhuang {PM8607_IRQ_ONKEY, PM8607_IRQ_ONKEY, "onkey", IORESOURCE_IRQ,}, 98c9f560b3SHaojian Zhuang }; 99c9f560b3SHaojian Zhuang 100a5156f1aSHaojian Zhuang static struct resource codec_resources[] __devinitdata = { 101c9f560b3SHaojian Zhuang /* Headset microphone insertion or removal */ 102c9f560b3SHaojian Zhuang {PM8607_IRQ_MICIN, PM8607_IRQ_MICIN, "micin", IORESOURCE_IRQ,}, 103c9f560b3SHaojian Zhuang /* Hook-switch press or release */ 104c9f560b3SHaojian Zhuang {PM8607_IRQ_HOOK, PM8607_IRQ_HOOK, "hook", IORESOURCE_IRQ,}, 105c9f560b3SHaojian Zhuang /* Headset insertion or removal */ 106c9f560b3SHaojian Zhuang {PM8607_IRQ_HEADSET, PM8607_IRQ_HEADSET, "headset", IORESOURCE_IRQ,}, 107c9f560b3SHaojian Zhuang /* Audio short */ 108c9f560b3SHaojian Zhuang {PM8607_IRQ_AUDIO_SHORT, PM8607_IRQ_AUDIO_SHORT, "audio-short", IORESOURCE_IRQ,}, 109c9f560b3SHaojian Zhuang }; 110c9f560b3SHaojian Zhuang 111a5156f1aSHaojian Zhuang static struct resource battery_resources[] __devinitdata = { 112c9f560b3SHaojian Zhuang {PM8607_IRQ_CC, PM8607_IRQ_CC, "columb counter", IORESOURCE_IRQ,}, 113c9f560b3SHaojian Zhuang {PM8607_IRQ_BAT, PM8607_IRQ_BAT, "battery", IORESOURCE_IRQ,}, 114c9f560b3SHaojian Zhuang }; 115c9f560b3SHaojian Zhuang 116a5156f1aSHaojian Zhuang static struct resource charger_resources[] __devinitdata = { 117c9f560b3SHaojian Zhuang {PM8607_IRQ_CHG, PM8607_IRQ_CHG, "charger detect", IORESOURCE_IRQ,}, 118c9f560b3SHaojian Zhuang {PM8607_IRQ_CHG_DONE, PM8607_IRQ_CHG_DONE, "charging done", IORESOURCE_IRQ,}, 119c9f560b3SHaojian Zhuang {PM8607_IRQ_CHG_FAULT, PM8607_IRQ_CHG_FAULT, "charging timeout", IORESOURCE_IRQ,}, 120c9f560b3SHaojian Zhuang {PM8607_IRQ_GPADC1, PM8607_IRQ_GPADC1, "battery temperature", IORESOURCE_IRQ,}, 121c9f560b3SHaojian Zhuang {PM8607_IRQ_VBAT, PM8607_IRQ_VBAT, "battery voltage", IORESOURCE_IRQ,}, 122c9f560b3SHaojian Zhuang {PM8607_IRQ_VCHG, PM8607_IRQ_VCHG, "vchg voltage", IORESOURCE_IRQ,}, 123c9f560b3SHaojian Zhuang }; 124c9f560b3SHaojian Zhuang 1252573f6d3SJett.Zhou static struct resource preg_resources[] __devinitdata = { 12602367029SMark Brown {PM8606_ID_PREG, PM8606_ID_PREG, "preg", IORESOURCE_REG,}, 1272573f6d3SJett.Zhou }; 1282573f6d3SJett.Zhou 129008b3040SHaojian Zhuang static struct resource rtc_resources[] __devinitdata = { 13002367029SMark Brown {PM8607_IRQ_RTC, PM8607_IRQ_RTC, "rtc", IORESOURCE_IRQ,}, 131008b3040SHaojian Zhuang }; 132008b3040SHaojian Zhuang 133a5156f1aSHaojian Zhuang static struct mfd_cell bk_devs[] = { 134a6ccdcd9SHaojian Zhuang { 135a6ccdcd9SHaojian Zhuang .name = "88pm860x-backlight", 136a6ccdcd9SHaojian Zhuang .id = 0, 137a6ccdcd9SHaojian Zhuang .num_resources = ARRAY_SIZE(bk0_resources), 138a6ccdcd9SHaojian Zhuang .resources = bk0_resources, 139a6ccdcd9SHaojian Zhuang }, { 140a6ccdcd9SHaojian Zhuang .name = "88pm860x-backlight", 141a6ccdcd9SHaojian Zhuang .id = 1, 142a6ccdcd9SHaojian Zhuang .num_resources = ARRAY_SIZE(bk1_resources), 143a6ccdcd9SHaojian Zhuang .resources = bk1_resources, 144a6ccdcd9SHaojian Zhuang }, { 145a6ccdcd9SHaojian Zhuang .name = "88pm860x-backlight", 146a6ccdcd9SHaojian Zhuang .id = 2, 147a6ccdcd9SHaojian Zhuang .num_resources = ARRAY_SIZE(bk2_resources), 148a6ccdcd9SHaojian Zhuang .resources = bk2_resources, 149a6ccdcd9SHaojian Zhuang }, 150adb70483SHaojian Zhuang }; 151adb70483SHaojian Zhuang 152a5156f1aSHaojian Zhuang static struct mfd_cell led_devs[] = { 153894fc8f2SHaojian Zhuang { 154894fc8f2SHaojian Zhuang .name = "88pm860x-led", 155894fc8f2SHaojian Zhuang .id = 0, 156894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led0_resources), 157894fc8f2SHaojian Zhuang .resources = led0_resources, 158894fc8f2SHaojian Zhuang }, { 159894fc8f2SHaojian Zhuang .name = "88pm860x-led", 160894fc8f2SHaojian Zhuang .id = 1, 161894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led1_resources), 162894fc8f2SHaojian Zhuang .resources = led1_resources, 163894fc8f2SHaojian Zhuang }, { 164894fc8f2SHaojian Zhuang .name = "88pm860x-led", 165894fc8f2SHaojian Zhuang .id = 2, 166894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led2_resources), 167894fc8f2SHaojian Zhuang .resources = led2_resources, 168894fc8f2SHaojian Zhuang }, { 169894fc8f2SHaojian Zhuang .name = "88pm860x-led", 170894fc8f2SHaojian Zhuang .id = 3, 171894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led3_resources), 172894fc8f2SHaojian Zhuang .resources = led3_resources, 173894fc8f2SHaojian Zhuang }, { 174894fc8f2SHaojian Zhuang .name = "88pm860x-led", 175894fc8f2SHaojian Zhuang .id = 4, 176894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led4_resources), 177894fc8f2SHaojian Zhuang .resources = led4_resources, 178894fc8f2SHaojian Zhuang }, { 179894fc8f2SHaojian Zhuang .name = "88pm860x-led", 180894fc8f2SHaojian Zhuang .id = 5, 181894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led5_resources), 182894fc8f2SHaojian Zhuang .resources = led5_resources, 183894fc8f2SHaojian Zhuang }, 1843154c344SHaojian Zhuang }; 1853154c344SHaojian Zhuang 186a5156f1aSHaojian Zhuang static struct mfd_cell regulator_devs[] = { 18722aad001SHaojian Zhuang {"88pm860x-regulator", 0,}, 18822aad001SHaojian Zhuang {"88pm860x-regulator", 1,}, 18922aad001SHaojian Zhuang {"88pm860x-regulator", 2,}, 19022aad001SHaojian Zhuang {"88pm860x-regulator", 3,}, 19122aad001SHaojian Zhuang {"88pm860x-regulator", 4,}, 19222aad001SHaojian Zhuang {"88pm860x-regulator", 5,}, 19322aad001SHaojian Zhuang {"88pm860x-regulator", 6,}, 19422aad001SHaojian Zhuang {"88pm860x-regulator", 7,}, 19522aad001SHaojian Zhuang {"88pm860x-regulator", 8,}, 19622aad001SHaojian Zhuang {"88pm860x-regulator", 9,}, 19722aad001SHaojian Zhuang {"88pm860x-regulator", 10,}, 19822aad001SHaojian Zhuang {"88pm860x-regulator", 11,}, 19922aad001SHaojian Zhuang {"88pm860x-regulator", 12,}, 20022aad001SHaojian Zhuang {"88pm860x-regulator", 13,}, 20122aad001SHaojian Zhuang {"88pm860x-regulator", 14,}, 20222aad001SHaojian Zhuang {"88pm860x-regulator", 15,}, 20322aad001SHaojian Zhuang {"88pm860x-regulator", 16,}, 20422aad001SHaojian Zhuang {"88pm860x-regulator", 17,}, 20522aad001SHaojian Zhuang }; 20622aad001SHaojian Zhuang 207a5156f1aSHaojian Zhuang static struct mfd_cell touch_devs[] = { 208c9f560b3SHaojian Zhuang {"88pm860x-touch", -1,}, 209a16122bcSHaojian Zhuang }; 210a16122bcSHaojian Zhuang 211a5156f1aSHaojian Zhuang static struct mfd_cell onkey_devs[] = { 212c9f560b3SHaojian Zhuang {"88pm860x-onkey", -1,}, 213a16122bcSHaojian Zhuang }; 214bbd51b1fSHaojian Zhuang 215a5156f1aSHaojian Zhuang static struct mfd_cell codec_devs[] = { 216c9f560b3SHaojian Zhuang {"88pm860x-codec", -1,}, 2172afa62eaSHaojian Zhuang }; 2182afa62eaSHaojian Zhuang 2192573f6d3SJett.Zhou static struct regulator_consumer_supply preg_supply[] = { 2202573f6d3SJett.Zhou REGULATOR_SUPPLY("preg", "charger-manager"), 2212573f6d3SJett.Zhou }; 2222573f6d3SJett.Zhou 2232573f6d3SJett.Zhou static struct regulator_init_data preg_init_data = { 2242573f6d3SJett.Zhou .num_consumer_supplies = ARRAY_SIZE(preg_supply), 2252573f6d3SJett.Zhou .consumer_supplies = &preg_supply[0], 2262573f6d3SJett.Zhou }; 2272573f6d3SJett.Zhou 2282afa62eaSHaojian Zhuang static struct mfd_cell power_devs[] = { 229c9f560b3SHaojian Zhuang {"88pm860x-battery", -1,}, 230c9f560b3SHaojian Zhuang {"88pm860x-charger", -1,}, 2312573f6d3SJett.Zhou {"88pm860x-preg", -1,}, 2322afa62eaSHaojian Zhuang }; 2332afa62eaSHaojian Zhuang 234008b3040SHaojian Zhuang static struct mfd_cell rtc_devs[] = { 235008b3040SHaojian Zhuang {"88pm860x-rtc", -1,}, 236008b3040SHaojian Zhuang }; 237008b3040SHaojian Zhuang 2382c36af7bSHaojian Zhuang 2392afa62eaSHaojian Zhuang struct pm860x_irq_data { 2402afa62eaSHaojian Zhuang int reg; 2412afa62eaSHaojian Zhuang int mask_reg; 2422afa62eaSHaojian Zhuang int enable; /* enable or not */ 2432afa62eaSHaojian Zhuang int offs; /* bit offset in mask register */ 2442afa62eaSHaojian Zhuang }; 2455c42e8c4SHaojian Zhuang 2462afa62eaSHaojian Zhuang static struct pm860x_irq_data pm860x_irqs[] = { 2472afa62eaSHaojian Zhuang [PM8607_IRQ_ONKEY] = { 2482afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1, 2492afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1, 2502afa62eaSHaojian Zhuang .offs = 1 << 0, 2512afa62eaSHaojian Zhuang }, 2522afa62eaSHaojian Zhuang [PM8607_IRQ_EXTON] = { 2532afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1, 2542afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1, 2552afa62eaSHaojian Zhuang .offs = 1 << 1, 2562afa62eaSHaojian Zhuang }, 2572afa62eaSHaojian Zhuang [PM8607_IRQ_CHG] = { 2582afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1, 2592afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1, 2602afa62eaSHaojian Zhuang .offs = 1 << 2, 2612afa62eaSHaojian Zhuang }, 2622afa62eaSHaojian Zhuang [PM8607_IRQ_BAT] = { 2632afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1, 2642afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1, 2652afa62eaSHaojian Zhuang .offs = 1 << 3, 2662afa62eaSHaojian Zhuang }, 2672afa62eaSHaojian Zhuang [PM8607_IRQ_RTC] = { 2682afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1, 2692afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1, 2702afa62eaSHaojian Zhuang .offs = 1 << 4, 2712afa62eaSHaojian Zhuang }, 2722afa62eaSHaojian Zhuang [PM8607_IRQ_CC] = { 2732afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1, 2742afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1, 2752afa62eaSHaojian Zhuang .offs = 1 << 5, 2762afa62eaSHaojian Zhuang }, 2772afa62eaSHaojian Zhuang [PM8607_IRQ_VBAT] = { 2782afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2, 2792afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2, 2802afa62eaSHaojian Zhuang .offs = 1 << 0, 2812afa62eaSHaojian Zhuang }, 2822afa62eaSHaojian Zhuang [PM8607_IRQ_VCHG] = { 2832afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2, 2842afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2, 2852afa62eaSHaojian Zhuang .offs = 1 << 1, 2862afa62eaSHaojian Zhuang }, 2872afa62eaSHaojian Zhuang [PM8607_IRQ_VSYS] = { 2882afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2, 2892afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2, 2902afa62eaSHaojian Zhuang .offs = 1 << 2, 2912afa62eaSHaojian Zhuang }, 2922afa62eaSHaojian Zhuang [PM8607_IRQ_TINT] = { 2932afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2, 2942afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2, 2952afa62eaSHaojian Zhuang .offs = 1 << 3, 2962afa62eaSHaojian Zhuang }, 2972afa62eaSHaojian Zhuang [PM8607_IRQ_GPADC0] = { 2982afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2, 2992afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2, 3002afa62eaSHaojian Zhuang .offs = 1 << 4, 3012afa62eaSHaojian Zhuang }, 3022afa62eaSHaojian Zhuang [PM8607_IRQ_GPADC1] = { 3032afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2, 3042afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2, 3052afa62eaSHaojian Zhuang .offs = 1 << 5, 3062afa62eaSHaojian Zhuang }, 3072afa62eaSHaojian Zhuang [PM8607_IRQ_GPADC2] = { 3082afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2, 3092afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2, 3102afa62eaSHaojian Zhuang .offs = 1 << 6, 3112afa62eaSHaojian Zhuang }, 3122afa62eaSHaojian Zhuang [PM8607_IRQ_GPADC3] = { 3132afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2, 3142afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2, 3152afa62eaSHaojian Zhuang .offs = 1 << 7, 3162afa62eaSHaojian Zhuang }, 3172afa62eaSHaojian Zhuang [PM8607_IRQ_AUDIO_SHORT] = { 3182afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3, 3192afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3, 3202afa62eaSHaojian Zhuang .offs = 1 << 0, 3212afa62eaSHaojian Zhuang }, 3222afa62eaSHaojian Zhuang [PM8607_IRQ_PEN] = { 3232afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3, 3242afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3, 3252afa62eaSHaojian Zhuang .offs = 1 << 1, 3262afa62eaSHaojian Zhuang }, 3272afa62eaSHaojian Zhuang [PM8607_IRQ_HEADSET] = { 3282afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3, 3292afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3, 3302afa62eaSHaojian Zhuang .offs = 1 << 2, 3312afa62eaSHaojian Zhuang }, 3322afa62eaSHaojian Zhuang [PM8607_IRQ_HOOK] = { 3332afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3, 3342afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3, 3352afa62eaSHaojian Zhuang .offs = 1 << 3, 3362afa62eaSHaojian Zhuang }, 3372afa62eaSHaojian Zhuang [PM8607_IRQ_MICIN] = { 3382afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3, 3392afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3, 3402afa62eaSHaojian Zhuang .offs = 1 << 4, 3412afa62eaSHaojian Zhuang }, 3422afa62eaSHaojian Zhuang [PM8607_IRQ_CHG_FAIL] = { 3432afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3, 3442afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3, 3452afa62eaSHaojian Zhuang .offs = 1 << 5, 3462afa62eaSHaojian Zhuang }, 3472afa62eaSHaojian Zhuang [PM8607_IRQ_CHG_DONE] = { 3482afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3, 3492afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3, 3502afa62eaSHaojian Zhuang .offs = 1 << 6, 3512afa62eaSHaojian Zhuang }, 3522afa62eaSHaojian Zhuang [PM8607_IRQ_CHG_FAULT] = { 3532afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3, 3542afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3, 3552afa62eaSHaojian Zhuang .offs = 1 << 7, 3562afa62eaSHaojian Zhuang }, 3572afa62eaSHaojian Zhuang }; 3582afa62eaSHaojian Zhuang 3592afa62eaSHaojian Zhuang static irqreturn_t pm860x_irq(int irq, void *data) 3605c42e8c4SHaojian Zhuang { 3615c42e8c4SHaojian Zhuang struct pm860x_chip *chip = data; 3622afa62eaSHaojian Zhuang struct pm860x_irq_data *irq_data; 3632afa62eaSHaojian Zhuang struct i2c_client *i2c; 3642afa62eaSHaojian Zhuang int read_reg = -1, value = 0; 3652afa62eaSHaojian Zhuang int i; 3665c42e8c4SHaojian Zhuang 3672afa62eaSHaojian Zhuang i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion; 3682afa62eaSHaojian Zhuang for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) { 3692afa62eaSHaojian Zhuang irq_data = &pm860x_irqs[i]; 3702afa62eaSHaojian Zhuang if (read_reg != irq_data->reg) { 3712afa62eaSHaojian Zhuang read_reg = irq_data->reg; 3722afa62eaSHaojian Zhuang value = pm860x_reg_read(i2c, irq_data->reg); 3735c42e8c4SHaojian Zhuang } 3742afa62eaSHaojian Zhuang if (value & irq_data->enable) 3752afa62eaSHaojian Zhuang handle_nested_irq(chip->irq_base + i); 3765c42e8c4SHaojian Zhuang } 3775c42e8c4SHaojian Zhuang return IRQ_HANDLED; 3785c42e8c4SHaojian Zhuang } 3795c42e8c4SHaojian Zhuang 38049f89d9aSMark Brown static void pm860x_irq_lock(struct irq_data *data) 3815c42e8c4SHaojian Zhuang { 38249f89d9aSMark Brown struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); 3835c42e8c4SHaojian Zhuang 3845c42e8c4SHaojian Zhuang mutex_lock(&chip->irq_lock); 3855c42e8c4SHaojian Zhuang } 3865c42e8c4SHaojian Zhuang 38749f89d9aSMark Brown static void pm860x_irq_sync_unlock(struct irq_data *data) 3885c42e8c4SHaojian Zhuang { 38949f89d9aSMark Brown struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); 3902afa62eaSHaojian Zhuang struct pm860x_irq_data *irq_data; 3912afa62eaSHaojian Zhuang struct i2c_client *i2c; 3922afa62eaSHaojian Zhuang static unsigned char cached[3] = {0x0, 0x0, 0x0}; 3932afa62eaSHaojian Zhuang unsigned char mask[3]; 3942afa62eaSHaojian Zhuang int i; 3955c42e8c4SHaojian Zhuang 3962afa62eaSHaojian Zhuang i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion; 3972afa62eaSHaojian Zhuang /* Load cached value. In initial, all IRQs are masked */ 3982afa62eaSHaojian Zhuang for (i = 0; i < 3; i++) 3992afa62eaSHaojian Zhuang mask[i] = cached[i]; 4002afa62eaSHaojian Zhuang for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) { 4012afa62eaSHaojian Zhuang irq_data = &pm860x_irqs[i]; 4022afa62eaSHaojian Zhuang switch (irq_data->mask_reg) { 4032afa62eaSHaojian Zhuang case PM8607_INT_MASK_1: 4042afa62eaSHaojian Zhuang mask[0] &= ~irq_data->offs; 4052afa62eaSHaojian Zhuang mask[0] |= irq_data->enable; 4062afa62eaSHaojian Zhuang break; 4072afa62eaSHaojian Zhuang case PM8607_INT_MASK_2: 4082afa62eaSHaojian Zhuang mask[1] &= ~irq_data->offs; 4092afa62eaSHaojian Zhuang mask[1] |= irq_data->enable; 4102afa62eaSHaojian Zhuang break; 4112afa62eaSHaojian Zhuang case PM8607_INT_MASK_3: 4122afa62eaSHaojian Zhuang mask[2] &= ~irq_data->offs; 4132afa62eaSHaojian Zhuang mask[2] |= irq_data->enable; 4142afa62eaSHaojian Zhuang break; 4152afa62eaSHaojian Zhuang default: 4162afa62eaSHaojian Zhuang dev_err(chip->dev, "wrong IRQ\n"); 4172afa62eaSHaojian Zhuang break; 4185c42e8c4SHaojian Zhuang } 4192afa62eaSHaojian Zhuang } 4202afa62eaSHaojian Zhuang /* update mask into registers */ 4212afa62eaSHaojian Zhuang for (i = 0; i < 3; i++) { 4222afa62eaSHaojian Zhuang if (mask[i] != cached[i]) { 4232afa62eaSHaojian Zhuang cached[i] = mask[i]; 4242afa62eaSHaojian Zhuang pm860x_reg_write(i2c, PM8607_INT_MASK_1 + i, mask[i]); 4252afa62eaSHaojian Zhuang } 4262afa62eaSHaojian Zhuang } 4272afa62eaSHaojian Zhuang 4282afa62eaSHaojian Zhuang mutex_unlock(&chip->irq_lock); 4292afa62eaSHaojian Zhuang } 4302afa62eaSHaojian Zhuang 43149f89d9aSMark Brown static void pm860x_irq_enable(struct irq_data *data) 4322afa62eaSHaojian Zhuang { 43349f89d9aSMark Brown struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); 43449f89d9aSMark Brown pm860x_irqs[data->irq - chip->irq_base].enable 43549f89d9aSMark Brown = pm860x_irqs[data->irq - chip->irq_base].offs; 4362afa62eaSHaojian Zhuang } 4372afa62eaSHaojian Zhuang 43849f89d9aSMark Brown static void pm860x_irq_disable(struct irq_data *data) 4392afa62eaSHaojian Zhuang { 44049f89d9aSMark Brown struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); 44149f89d9aSMark Brown pm860x_irqs[data->irq - chip->irq_base].enable = 0; 4422afa62eaSHaojian Zhuang } 4432afa62eaSHaojian Zhuang 4442afa62eaSHaojian Zhuang static struct irq_chip pm860x_irq_chip = { 4452afa62eaSHaojian Zhuang .name = "88pm860x", 44649f89d9aSMark Brown .irq_bus_lock = pm860x_irq_lock, 44749f89d9aSMark Brown .irq_bus_sync_unlock = pm860x_irq_sync_unlock, 44849f89d9aSMark Brown .irq_enable = pm860x_irq_enable, 44949f89d9aSMark Brown .irq_disable = pm860x_irq_disable, 4502afa62eaSHaojian Zhuang }; 4515c42e8c4SHaojian Zhuang 452a16122bcSHaojian Zhuang static int __devinit device_gpadc_init(struct pm860x_chip *chip, 453a16122bcSHaojian Zhuang struct pm860x_platform_data *pdata) 454a16122bcSHaojian Zhuang { 455a16122bcSHaojian Zhuang struct i2c_client *i2c = (chip->id == CHIP_PM8607) ? chip->client \ 456a16122bcSHaojian Zhuang : chip->companion; 457eb6e8ddfSDan Carpenter int data; 458eb6e8ddfSDan Carpenter int ret; 459a16122bcSHaojian Zhuang 460a16122bcSHaojian Zhuang /* initialize GPADC without activating it */ 461a16122bcSHaojian Zhuang 462eb6e8ddfSDan Carpenter if (!pdata || !pdata->touch) 463eb6e8ddfSDan Carpenter return -EINVAL; 464eb6e8ddfSDan Carpenter 465a16122bcSHaojian Zhuang /* set GPADC MISC1 register */ 466a16122bcSHaojian Zhuang data = 0; 467eb6e8ddfSDan Carpenter data |= (pdata->touch->gpadc_prebias << 1) & PM8607_GPADC_PREBIAS_MASK; 468eb6e8ddfSDan Carpenter data |= (pdata->touch->slot_cycle << 3) & PM8607_GPADC_SLOT_CYCLE_MASK; 469eb6e8ddfSDan Carpenter data |= (pdata->touch->off_scale << 5) & PM8607_GPADC_OFF_SCALE_MASK; 470eb6e8ddfSDan Carpenter data |= (pdata->touch->sw_cal << 7) & PM8607_GPADC_SW_CAL_MASK; 471a16122bcSHaojian Zhuang if (data) { 472a16122bcSHaojian Zhuang ret = pm860x_reg_write(i2c, PM8607_GPADC_MISC1, data); 473a16122bcSHaojian Zhuang if (ret < 0) 474a16122bcSHaojian Zhuang goto out; 475a16122bcSHaojian Zhuang } 476a16122bcSHaojian Zhuang /* set tsi prebias time */ 477a16122bcSHaojian Zhuang if (pdata->touch->tsi_prebias) { 478a16122bcSHaojian Zhuang data = pdata->touch->tsi_prebias; 479a16122bcSHaojian Zhuang ret = pm860x_reg_write(i2c, PM8607_TSI_PREBIAS, data); 480a16122bcSHaojian Zhuang if (ret < 0) 481a16122bcSHaojian Zhuang goto out; 482a16122bcSHaojian Zhuang } 483a16122bcSHaojian Zhuang /* set prebias & prechg time of pen detect */ 484a16122bcSHaojian Zhuang data = 0; 485a16122bcSHaojian Zhuang data |= pdata->touch->pen_prebias & PM8607_PD_PREBIAS_MASK; 486eb6e8ddfSDan Carpenter data |= (pdata->touch->pen_prechg << 5) & PM8607_PD_PRECHG_MASK; 487a16122bcSHaojian Zhuang if (data) { 488a16122bcSHaojian Zhuang ret = pm860x_reg_write(i2c, PM8607_PD_PREBIAS, data); 489a16122bcSHaojian Zhuang if (ret < 0) 490a16122bcSHaojian Zhuang goto out; 491a16122bcSHaojian Zhuang } 492a16122bcSHaojian Zhuang 493a16122bcSHaojian Zhuang ret = pm860x_set_bits(i2c, PM8607_GPADC_MISC1, 494a16122bcSHaojian Zhuang PM8607_GPADC_EN, PM8607_GPADC_EN); 495a16122bcSHaojian Zhuang out: 496a16122bcSHaojian Zhuang return ret; 497a16122bcSHaojian Zhuang } 498a16122bcSHaojian Zhuang 4995c42e8c4SHaojian Zhuang static int __devinit device_irq_init(struct pm860x_chip *chip, 5005c42e8c4SHaojian Zhuang struct pm860x_platform_data *pdata) 5015c42e8c4SHaojian Zhuang { 5025c42e8c4SHaojian Zhuang struct i2c_client *i2c = (chip->id == CHIP_PM8607) ? chip->client \ 5035c42e8c4SHaojian Zhuang : chip->companion; 5045c42e8c4SHaojian Zhuang unsigned char status_buf[INT_STATUS_NUM]; 5052afa62eaSHaojian Zhuang unsigned long flags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT; 5062afa62eaSHaojian Zhuang int i, data, mask, ret = -EINVAL; 5072afa62eaSHaojian Zhuang int __irq; 5085c42e8c4SHaojian Zhuang 5092afa62eaSHaojian Zhuang if (!pdata || !pdata->irq_base) { 5102afa62eaSHaojian Zhuang dev_warn(chip->dev, "No interrupt support on IRQ base\n"); 5112afa62eaSHaojian Zhuang return -EINVAL; 5122afa62eaSHaojian Zhuang } 5135c42e8c4SHaojian Zhuang 5145c42e8c4SHaojian Zhuang mask = PM8607_B0_MISC1_INV_INT | PM8607_B0_MISC1_INT_CLEAR 5155c42e8c4SHaojian Zhuang | PM8607_B0_MISC1_INT_MASK; 5165c42e8c4SHaojian Zhuang data = 0; 5175c42e8c4SHaojian Zhuang chip->irq_mode = 0; 5185c42e8c4SHaojian Zhuang if (pdata && pdata->irq_mode) { 5195c42e8c4SHaojian Zhuang /* 5205c42e8c4SHaojian Zhuang * irq_mode defines the way of clearing interrupt. If it's 1, 5215c42e8c4SHaojian Zhuang * clear IRQ by write. Otherwise, clear it by read. 5225c42e8c4SHaojian Zhuang * This control bit is valid from 88PM8607 B0 steping. 5235c42e8c4SHaojian Zhuang */ 5245c42e8c4SHaojian Zhuang data |= PM8607_B0_MISC1_INT_CLEAR; 5255c42e8c4SHaojian Zhuang chip->irq_mode = 1; 5265c42e8c4SHaojian Zhuang } 5275c42e8c4SHaojian Zhuang ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, mask, data); 5285c42e8c4SHaojian Zhuang if (ret < 0) 5295c42e8c4SHaojian Zhuang goto out; 5305c42e8c4SHaojian Zhuang 5315c42e8c4SHaojian Zhuang /* mask all IRQs */ 5325c42e8c4SHaojian Zhuang memset(status_buf, 0, INT_STATUS_NUM); 5335c42e8c4SHaojian Zhuang ret = pm860x_bulk_write(i2c, PM8607_INT_MASK_1, 5345c42e8c4SHaojian Zhuang INT_STATUS_NUM, status_buf); 5355c42e8c4SHaojian Zhuang if (ret < 0) 5365c42e8c4SHaojian Zhuang goto out; 5375c42e8c4SHaojian Zhuang 5385c42e8c4SHaojian Zhuang if (chip->irq_mode) { 5395c42e8c4SHaojian Zhuang /* clear interrupt status by write */ 5405c42e8c4SHaojian Zhuang memset(status_buf, 0xFF, INT_STATUS_NUM); 5415c42e8c4SHaojian Zhuang ret = pm860x_bulk_write(i2c, PM8607_INT_STATUS1, 5425c42e8c4SHaojian Zhuang INT_STATUS_NUM, status_buf); 5435c42e8c4SHaojian Zhuang } else { 5445c42e8c4SHaojian Zhuang /* clear interrupt status by read */ 5455c42e8c4SHaojian Zhuang ret = pm860x_bulk_read(i2c, PM8607_INT_STATUS1, 5465c42e8c4SHaojian Zhuang INT_STATUS_NUM, status_buf); 5475c42e8c4SHaojian Zhuang } 5485c42e8c4SHaojian Zhuang if (ret < 0) 5495c42e8c4SHaojian Zhuang goto out; 5505c42e8c4SHaojian Zhuang 5512afa62eaSHaojian Zhuang mutex_init(&chip->irq_lock); 5522afa62eaSHaojian Zhuang chip->irq_base = pdata->irq_base; 5532afa62eaSHaojian Zhuang chip->core_irq = i2c->irq; 5542afa62eaSHaojian Zhuang if (!chip->core_irq) 5555c42e8c4SHaojian Zhuang goto out; 5562afa62eaSHaojian Zhuang 5572afa62eaSHaojian Zhuang /* register IRQ by genirq */ 5582afa62eaSHaojian Zhuang for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) { 5592afa62eaSHaojian Zhuang __irq = i + chip->irq_base; 560d5bb1221SThomas Gleixner irq_set_chip_data(__irq, chip); 561d5bb1221SThomas Gleixner irq_set_chip_and_handler(__irq, &pm860x_irq_chip, 5622afa62eaSHaojian Zhuang handle_edge_irq); 563d5bb1221SThomas Gleixner irq_set_nested_thread(__irq, 1); 5642afa62eaSHaojian Zhuang #ifdef CONFIG_ARM 5652afa62eaSHaojian Zhuang set_irq_flags(__irq, IRQF_VALID); 5662afa62eaSHaojian Zhuang #else 567d5bb1221SThomas Gleixner irq_set_noprobe(__irq); 5682afa62eaSHaojian Zhuang #endif 5695c42e8c4SHaojian Zhuang } 5702afa62eaSHaojian Zhuang 5712afa62eaSHaojian Zhuang ret = request_threaded_irq(chip->core_irq, NULL, pm860x_irq, flags, 5722afa62eaSHaojian Zhuang "88pm860x", chip); 5732afa62eaSHaojian Zhuang if (ret) { 5742afa62eaSHaojian Zhuang dev_err(chip->dev, "Failed to request IRQ: %d\n", ret); 5752afa62eaSHaojian Zhuang chip->core_irq = 0; 5762afa62eaSHaojian Zhuang } 5772afa62eaSHaojian Zhuang 5785c42e8c4SHaojian Zhuang return 0; 5795c42e8c4SHaojian Zhuang out: 5802afa62eaSHaojian Zhuang chip->core_irq = 0; 5815c42e8c4SHaojian Zhuang return ret; 5825c42e8c4SHaojian Zhuang } 5835c42e8c4SHaojian Zhuang 584872c1b14SHenrik Kretzschmar static void device_irq_exit(struct pm860x_chip *chip) 5855c42e8c4SHaojian Zhuang { 5862afa62eaSHaojian Zhuang if (chip->core_irq) 5872afa62eaSHaojian Zhuang free_irq(chip->core_irq, chip); 5885c42e8c4SHaojian Zhuang } 5895c42e8c4SHaojian Zhuang 59023de435aSJett.Zhou int pm8606_osc_enable(struct pm860x_chip *chip, unsigned short client) 59123de435aSJett.Zhou { 59223de435aSJett.Zhou int ret = -EIO; 59323de435aSJett.Zhou struct i2c_client *i2c = (chip->id == CHIP_PM8606) ? 59423de435aSJett.Zhou chip->client : chip->companion; 59523de435aSJett.Zhou 59623de435aSJett.Zhou dev_dbg(chip->dev, "%s(B): client=0x%x\n", __func__, client); 59723de435aSJett.Zhou dev_dbg(chip->dev, "%s(B): vote=0x%x status=%d\n", 59823de435aSJett.Zhou __func__, chip->osc_vote, 59923de435aSJett.Zhou chip->osc_status); 60023de435aSJett.Zhou 60123de435aSJett.Zhou mutex_lock(&chip->osc_lock); 60223de435aSJett.Zhou /* Update voting status */ 60323de435aSJett.Zhou chip->osc_vote |= client; 60423de435aSJett.Zhou /* If reference group is off - turn on*/ 60523de435aSJett.Zhou if (chip->osc_status != PM8606_REF_GP_OSC_ON) { 60623de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_UNKNOWN; 60723de435aSJett.Zhou /* Enable Reference group Vsys */ 60823de435aSJett.Zhou if (pm860x_set_bits(i2c, PM8606_VSYS, 60923de435aSJett.Zhou PM8606_VSYS_EN, PM8606_VSYS_EN)) 61023de435aSJett.Zhou goto out; 61123de435aSJett.Zhou 61223de435aSJett.Zhou /*Enable Internal Oscillator */ 61323de435aSJett.Zhou if (pm860x_set_bits(i2c, PM8606_MISC, 61423de435aSJett.Zhou PM8606_MISC_OSC_EN, PM8606_MISC_OSC_EN)) 61523de435aSJett.Zhou goto out; 61623de435aSJett.Zhou /* Update status (only if writes succeed) */ 61723de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_ON; 61823de435aSJett.Zhou } 61923de435aSJett.Zhou mutex_unlock(&chip->osc_lock); 62023de435aSJett.Zhou 62123de435aSJett.Zhou dev_dbg(chip->dev, "%s(A): vote=0x%x status=%d ret=%d\n", 62223de435aSJett.Zhou __func__, chip->osc_vote, 62323de435aSJett.Zhou chip->osc_status, ret); 62423de435aSJett.Zhou return 0; 62523de435aSJett.Zhou out: 62623de435aSJett.Zhou mutex_unlock(&chip->osc_lock); 62723de435aSJett.Zhou return ret; 62823de435aSJett.Zhou } 6292f5f89beSSamuel Ortiz EXPORT_SYMBOL(pm8606_osc_enable); 63023de435aSJett.Zhou 63123de435aSJett.Zhou int pm8606_osc_disable(struct pm860x_chip *chip, unsigned short client) 63223de435aSJett.Zhou { 63323de435aSJett.Zhou int ret = -EIO; 63423de435aSJett.Zhou struct i2c_client *i2c = (chip->id == CHIP_PM8606) ? 63523de435aSJett.Zhou chip->client : chip->companion; 63623de435aSJett.Zhou 63723de435aSJett.Zhou dev_dbg(chip->dev, "%s(B): client=0x%x\n", __func__, client); 63823de435aSJett.Zhou dev_dbg(chip->dev, "%s(B): vote=0x%x status=%d\n", 63923de435aSJett.Zhou __func__, chip->osc_vote, 64023de435aSJett.Zhou chip->osc_status); 64123de435aSJett.Zhou 64223de435aSJett.Zhou mutex_lock(&chip->osc_lock); 64323de435aSJett.Zhou /*Update voting status */ 64423de435aSJett.Zhou chip->osc_vote &= ~(client); 64523de435aSJett.Zhou /* If reference group is off and this is the last client to release 64623de435aSJett.Zhou * - turn off */ 64723de435aSJett.Zhou if ((chip->osc_status != PM8606_REF_GP_OSC_OFF) && 64823de435aSJett.Zhou (chip->osc_vote == REF_GP_NO_CLIENTS)) { 64923de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_UNKNOWN; 65023de435aSJett.Zhou /* Disable Reference group Vsys */ 65123de435aSJett.Zhou if (pm860x_set_bits(i2c, PM8606_VSYS, PM8606_VSYS_EN, 0)) 65223de435aSJett.Zhou goto out; 65323de435aSJett.Zhou /* Disable Internal Oscillator */ 65423de435aSJett.Zhou if (pm860x_set_bits(i2c, PM8606_MISC, PM8606_MISC_OSC_EN, 0)) 65523de435aSJett.Zhou goto out; 65623de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_OFF; 65723de435aSJett.Zhou } 65823de435aSJett.Zhou mutex_unlock(&chip->osc_lock); 65923de435aSJett.Zhou 66023de435aSJett.Zhou dev_dbg(chip->dev, "%s(A): vote=0x%x status=%d ret=%d\n", 66123de435aSJett.Zhou __func__, chip->osc_vote, 66223de435aSJett.Zhou chip->osc_status, ret); 66323de435aSJett.Zhou return 0; 66423de435aSJett.Zhou out: 66523de435aSJett.Zhou mutex_unlock(&chip->osc_lock); 66623de435aSJett.Zhou return ret; 66723de435aSJett.Zhou } 6682f5f89beSSamuel Ortiz EXPORT_SYMBOL(pm8606_osc_disable); 66923de435aSJett.Zhou 67023de435aSJett.Zhou static void __devinit device_osc_init(struct i2c_client *i2c) 67123de435aSJett.Zhou { 67223de435aSJett.Zhou struct pm860x_chip *chip = i2c_get_clientdata(i2c); 67323de435aSJett.Zhou 67423de435aSJett.Zhou mutex_init(&chip->osc_lock); 67523de435aSJett.Zhou /* init portofino reference group voting and status */ 67623de435aSJett.Zhou /* Disable Reference group Vsys */ 67723de435aSJett.Zhou pm860x_set_bits(i2c, PM8606_VSYS, PM8606_VSYS_EN, 0); 67823de435aSJett.Zhou /* Disable Internal Oscillator */ 67923de435aSJett.Zhou pm860x_set_bits(i2c, PM8606_MISC, PM8606_MISC_OSC_EN, 0); 68023de435aSJett.Zhou 68123de435aSJett.Zhou chip->osc_vote = REF_GP_NO_CLIENTS; 68223de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_OFF; 68323de435aSJett.Zhou } 68423de435aSJett.Zhou 685adb70483SHaojian Zhuang static void __devinit device_bk_init(struct pm860x_chip *chip, 686adb70483SHaojian Zhuang struct pm860x_platform_data *pdata) 687adb70483SHaojian Zhuang { 688a6ccdcd9SHaojian Zhuang int ret, i; 689adb70483SHaojian Zhuang 690a6ccdcd9SHaojian Zhuang if (pdata && pdata->backlight) { 691adb70483SHaojian Zhuang if (pdata->num_backlights > ARRAY_SIZE(bk_devs)) 692adb70483SHaojian Zhuang pdata->num_backlights = ARRAY_SIZE(bk_devs); 693adb70483SHaojian Zhuang for (i = 0; i < pdata->num_backlights; i++) { 694f5fb758dSHaojian Zhuang bk_devs[i].platform_data = &pdata->backlight[i]; 695a6ccdcd9SHaojian Zhuang bk_devs[i].pdata_size = 696a6ccdcd9SHaojian Zhuang sizeof(struct pm860x_backlight_pdata); 697adb70483SHaojian Zhuang } 698adb70483SHaojian Zhuang } 699a6ccdcd9SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, bk_devs, 700a6ccdcd9SHaojian Zhuang ARRAY_SIZE(bk_devs), NULL, 0); 701a6ccdcd9SHaojian Zhuang if (ret < 0) 702a6ccdcd9SHaojian Zhuang dev_err(chip->dev, "Failed to add backlight subdev\n"); 703adb70483SHaojian Zhuang } 704adb70483SHaojian Zhuang 7053154c344SHaojian Zhuang static void __devinit device_led_init(struct pm860x_chip *chip, 70653dbab7aSHaojian Zhuang struct pm860x_platform_data *pdata) 70753dbab7aSHaojian Zhuang { 708894fc8f2SHaojian Zhuang int ret, i; 709a16122bcSHaojian Zhuang 710894fc8f2SHaojian Zhuang if (pdata && pdata->led) { 7113154c344SHaojian Zhuang if (pdata->num_leds > ARRAY_SIZE(led_devs)) 7123154c344SHaojian Zhuang pdata->num_leds = ARRAY_SIZE(led_devs); 7133154c344SHaojian Zhuang for (i = 0; i < pdata->num_leds; i++) { 714f5fb758dSHaojian Zhuang led_devs[i].platform_data = &pdata->led[i]; 715894fc8f2SHaojian Zhuang led_devs[i].pdata_size = 716894fc8f2SHaojian Zhuang sizeof(struct pm860x_led_pdata); 717894fc8f2SHaojian Zhuang } 718894fc8f2SHaojian Zhuang } 719894fc8f2SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, led_devs, 720894fc8f2SHaojian Zhuang ARRAY_SIZE(led_devs), NULL, 0); 7213154c344SHaojian Zhuang if (ret < 0) { 722894fc8f2SHaojian Zhuang dev_err(chip->dev, "Failed to add led subdev\n"); 7233154c344SHaojian Zhuang return; 7243154c344SHaojian Zhuang } 7253154c344SHaojian Zhuang } 72653dbab7aSHaojian Zhuang 72722aad001SHaojian Zhuang static void __devinit device_regulator_init(struct pm860x_chip *chip, 72822aad001SHaojian Zhuang struct pm860x_platform_data *pdata) 72922aad001SHaojian Zhuang { 73022aad001SHaojian Zhuang struct regulator_init_data *initdata; 73122aad001SHaojian Zhuang int ret; 732586e1a17SHaojian Zhuang int i, seq; 73322aad001SHaojian Zhuang 73422aad001SHaojian Zhuang if ((pdata == NULL) || (pdata->regulator == NULL)) 73522aad001SHaojian Zhuang return; 73622aad001SHaojian Zhuang 73722aad001SHaojian Zhuang if (pdata->num_regulators > ARRAY_SIZE(regulator_devs)) 73822aad001SHaojian Zhuang pdata->num_regulators = ARRAY_SIZE(regulator_devs); 73922aad001SHaojian Zhuang 740586e1a17SHaojian Zhuang for (i = 0, seq = -1; i < pdata->num_regulators; i++) { 74122aad001SHaojian Zhuang initdata = &pdata->regulator[i]; 742586e1a17SHaojian Zhuang seq = *(unsigned int *)initdata->driver_data; 743586e1a17SHaojian Zhuang if ((seq < 0) || (seq > PM8607_ID_RG_MAX)) { 744586e1a17SHaojian Zhuang dev_err(chip->dev, "Wrong ID(%d) on regulator(%s)\n", 745586e1a17SHaojian Zhuang seq, initdata->constraints.name); 74622aad001SHaojian Zhuang goto out; 74722aad001SHaojian Zhuang } 748f5fb758dSHaojian Zhuang regulator_devs[i].platform_data = &pdata->regulator[i]; 749f5fb758dSHaojian Zhuang regulator_devs[i].pdata_size = sizeof(struct regulator_init_data); 75022aad001SHaojian Zhuang regulator_devs[i].num_resources = 1; 751586e1a17SHaojian Zhuang regulator_devs[i].resources = ®ulator_resources[seq]; 75222aad001SHaojian Zhuang 75322aad001SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, ®ulator_devs[i], 1, 754586e1a17SHaojian Zhuang ®ulator_resources[seq], 0); 75522aad001SHaojian Zhuang if (ret < 0) { 75622aad001SHaojian Zhuang dev_err(chip->dev, "Failed to add regulator subdev\n"); 75722aad001SHaojian Zhuang goto out; 75822aad001SHaojian Zhuang } 75922aad001SHaojian Zhuang } 76022aad001SHaojian Zhuang out: 76122aad001SHaojian Zhuang return; 76222aad001SHaojian Zhuang } 76322aad001SHaojian Zhuang 764008b3040SHaojian Zhuang static void __devinit device_rtc_init(struct pm860x_chip *chip, 765008b3040SHaojian Zhuang struct pm860x_platform_data *pdata) 766008b3040SHaojian Zhuang { 767008b3040SHaojian Zhuang int ret; 768008b3040SHaojian Zhuang 769008b3040SHaojian Zhuang if ((pdata == NULL)) 770008b3040SHaojian Zhuang return; 771008b3040SHaojian Zhuang 772008b3040SHaojian Zhuang rtc_devs[0].platform_data = pdata->rtc; 773008b3040SHaojian Zhuang rtc_devs[0].pdata_size = sizeof(struct pm860x_rtc_pdata); 774008b3040SHaojian Zhuang rtc_devs[0].num_resources = ARRAY_SIZE(rtc_resources); 775008b3040SHaojian Zhuang rtc_devs[0].resources = &rtc_resources[0]; 776008b3040SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0], 777008b3040SHaojian Zhuang ARRAY_SIZE(rtc_devs), &rtc_resources[0], 778008b3040SHaojian Zhuang chip->irq_base); 779008b3040SHaojian Zhuang if (ret < 0) 780008b3040SHaojian Zhuang dev_err(chip->dev, "Failed to add rtc subdev\n"); 781008b3040SHaojian Zhuang } 782008b3040SHaojian Zhuang 783c9f560b3SHaojian Zhuang static void __devinit device_touch_init(struct pm860x_chip *chip, 784c9f560b3SHaojian Zhuang struct pm860x_platform_data *pdata) 785c9f560b3SHaojian Zhuang { 786c9f560b3SHaojian Zhuang int ret; 787c9f560b3SHaojian Zhuang 788f5fb758dSHaojian Zhuang if (pdata == NULL) 789c9f560b3SHaojian Zhuang return; 790c9f560b3SHaojian Zhuang 791f5fb758dSHaojian Zhuang touch_devs[0].platform_data = pdata->touch; 792f5fb758dSHaojian Zhuang touch_devs[0].pdata_size = sizeof(struct pm860x_touch_pdata); 793c9f560b3SHaojian Zhuang touch_devs[0].num_resources = ARRAY_SIZE(touch_resources); 794c9f560b3SHaojian Zhuang touch_devs[0].resources = &touch_resources[0]; 795c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &touch_devs[0], 796c9f560b3SHaojian Zhuang ARRAY_SIZE(touch_devs), &touch_resources[0], 797c9f560b3SHaojian Zhuang chip->irq_base); 798c9f560b3SHaojian Zhuang if (ret < 0) 799c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add touch subdev\n"); 800c9f560b3SHaojian Zhuang } 801c9f560b3SHaojian Zhuang 802c9f560b3SHaojian Zhuang static void __devinit device_power_init(struct pm860x_chip *chip, 803c9f560b3SHaojian Zhuang struct pm860x_platform_data *pdata) 804c9f560b3SHaojian Zhuang { 805c9f560b3SHaojian Zhuang int ret; 806c9f560b3SHaojian Zhuang 807f5fb758dSHaojian Zhuang if (pdata == NULL) 808c9f560b3SHaojian Zhuang return; 809c9f560b3SHaojian Zhuang 810f5fb758dSHaojian Zhuang power_devs[0].platform_data = pdata->power; 811f5fb758dSHaojian Zhuang power_devs[0].pdata_size = sizeof(struct pm860x_power_pdata); 812c9f560b3SHaojian Zhuang power_devs[0].num_resources = ARRAY_SIZE(battery_resources); 813c9f560b3SHaojian Zhuang power_devs[0].resources = &battery_resources[0], 814c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &power_devs[0], 1, 815c9f560b3SHaojian Zhuang &battery_resources[0], chip->irq_base); 816c9f560b3SHaojian Zhuang if (ret < 0) 817c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add battery subdev\n"); 818c9f560b3SHaojian Zhuang 819f5fb758dSHaojian Zhuang power_devs[1].platform_data = pdata->power; 820f5fb758dSHaojian Zhuang power_devs[1].pdata_size = sizeof(struct pm860x_power_pdata); 821c9f560b3SHaojian Zhuang power_devs[1].num_resources = ARRAY_SIZE(charger_resources); 822c9f560b3SHaojian Zhuang power_devs[1].resources = &charger_resources[0], 823c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &power_devs[1], 1, 824c9f560b3SHaojian Zhuang &charger_resources[0], chip->irq_base); 825c9f560b3SHaojian Zhuang if (ret < 0) 826c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add charger subdev\n"); 8272573f6d3SJett.Zhou 8282573f6d3SJett.Zhou power_devs[2].platform_data = &preg_init_data; 8292573f6d3SJett.Zhou power_devs[2].pdata_size = sizeof(struct regulator_init_data); 8302573f6d3SJett.Zhou power_devs[2].num_resources = ARRAY_SIZE(preg_resources); 8312573f6d3SJett.Zhou power_devs[2].resources = &preg_resources[0], 8322573f6d3SJett.Zhou ret = mfd_add_devices(chip->dev, 0, &power_devs[2], 1, 8332573f6d3SJett.Zhou &preg_resources[0], chip->irq_base); 8342573f6d3SJett.Zhou if (ret < 0) 8352573f6d3SJett.Zhou dev_err(chip->dev, "Failed to add preg subdev\n"); 836c9f560b3SHaojian Zhuang } 837c9f560b3SHaojian Zhuang 838c9f560b3SHaojian Zhuang static void __devinit device_onkey_init(struct pm860x_chip *chip, 839c9f560b3SHaojian Zhuang struct pm860x_platform_data *pdata) 840c9f560b3SHaojian Zhuang { 841c9f560b3SHaojian Zhuang int ret; 842c9f560b3SHaojian Zhuang 843c9f560b3SHaojian Zhuang onkey_devs[0].num_resources = ARRAY_SIZE(onkey_resources); 844c9f560b3SHaojian Zhuang onkey_devs[0].resources = &onkey_resources[0], 845c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0], 846c9f560b3SHaojian Zhuang ARRAY_SIZE(onkey_devs), &onkey_resources[0], 847c9f560b3SHaojian Zhuang chip->irq_base); 848c9f560b3SHaojian Zhuang if (ret < 0) 849c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add onkey subdev\n"); 850c9f560b3SHaojian Zhuang } 851c9f560b3SHaojian Zhuang 852c9f560b3SHaojian Zhuang static void __devinit device_codec_init(struct pm860x_chip *chip, 853c9f560b3SHaojian Zhuang struct pm860x_platform_data *pdata) 854c9f560b3SHaojian Zhuang { 855c9f560b3SHaojian Zhuang int ret; 856c9f560b3SHaojian Zhuang 857c9f560b3SHaojian Zhuang codec_devs[0].num_resources = ARRAY_SIZE(codec_resources); 858c9f560b3SHaojian Zhuang codec_devs[0].resources = &codec_resources[0], 859c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &codec_devs[0], 860c9f560b3SHaojian Zhuang ARRAY_SIZE(codec_devs), &codec_resources[0], 0); 861c9f560b3SHaojian Zhuang if (ret < 0) 862c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add codec subdev\n"); 863c9f560b3SHaojian Zhuang } 864c9f560b3SHaojian Zhuang 8655c42e8c4SHaojian Zhuang static void __devinit device_8607_init(struct pm860x_chip *chip, 8665c42e8c4SHaojian Zhuang struct i2c_client *i2c, 86753dbab7aSHaojian Zhuang struct pm860x_platform_data *pdata) 868bbd51b1fSHaojian Zhuang { 869a16122bcSHaojian Zhuang int data, ret; 870bbd51b1fSHaojian Zhuang 87153dbab7aSHaojian Zhuang ret = pm860x_reg_read(i2c, PM8607_CHIP_ID); 872bbd51b1fSHaojian Zhuang if (ret < 0) { 873bbd51b1fSHaojian Zhuang dev_err(chip->dev, "Failed to read CHIP ID: %d\n", ret); 874bbd51b1fSHaojian Zhuang goto out; 875bbd51b1fSHaojian Zhuang } 87638b34052SHaojian Zhuang switch (ret & PM8607_VERSION_MASK) { 87738b34052SHaojian Zhuang case 0x40: 87838b34052SHaojian Zhuang case 0x50: 879bbd51b1fSHaojian Zhuang dev_info(chip->dev, "Marvell 88PM8607 (ID: %02x) detected\n", 880bbd51b1fSHaojian Zhuang ret); 88138b34052SHaojian Zhuang break; 88238b34052SHaojian Zhuang default: 883bbd51b1fSHaojian Zhuang dev_err(chip->dev, "Failed to detect Marvell 88PM8607. " 884bbd51b1fSHaojian Zhuang "Chip ID: %02x\n", ret); 885bbd51b1fSHaojian Zhuang goto out; 886bbd51b1fSHaojian Zhuang } 887bbd51b1fSHaojian Zhuang 88853dbab7aSHaojian Zhuang ret = pm860x_reg_read(i2c, PM8607_BUCK3); 889bbd51b1fSHaojian Zhuang if (ret < 0) { 890bbd51b1fSHaojian Zhuang dev_err(chip->dev, "Failed to read BUCK3 register: %d\n", ret); 891bbd51b1fSHaojian Zhuang goto out; 892bbd51b1fSHaojian Zhuang } 893bbd51b1fSHaojian Zhuang if (ret & PM8607_BUCK3_DOUBLE) 894bbd51b1fSHaojian Zhuang chip->buck3_double = 1; 895bbd51b1fSHaojian Zhuang 8965c42e8c4SHaojian Zhuang ret = pm860x_reg_read(i2c, PM8607_B0_MISC1); 897bbd51b1fSHaojian Zhuang if (ret < 0) { 898bbd51b1fSHaojian Zhuang dev_err(chip->dev, "Failed to read MISC1 register: %d\n", ret); 899bbd51b1fSHaojian Zhuang goto out; 900bbd51b1fSHaojian Zhuang } 901bbd51b1fSHaojian Zhuang 9025c42e8c4SHaojian Zhuang if (pdata && (pdata->i2c_port == PI2C_PORT)) 9035c42e8c4SHaojian Zhuang data = PM8607_B0_MISC1_PI2C; 9045c42e8c4SHaojian Zhuang else 9055c42e8c4SHaojian Zhuang data = 0; 9065c42e8c4SHaojian Zhuang ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, PM8607_B0_MISC1_PI2C, data); 9075c42e8c4SHaojian Zhuang if (ret < 0) { 9085c42e8c4SHaojian Zhuang dev_err(chip->dev, "Failed to access MISC1:%d\n", ret); 9095c42e8c4SHaojian Zhuang goto out; 9105c42e8c4SHaojian Zhuang } 9115c42e8c4SHaojian Zhuang 912a16122bcSHaojian Zhuang ret = device_gpadc_init(chip, pdata); 913a16122bcSHaojian Zhuang if (ret < 0) 914a16122bcSHaojian Zhuang goto out; 915a16122bcSHaojian Zhuang 9165c42e8c4SHaojian Zhuang ret = device_irq_init(chip, pdata); 9175c42e8c4SHaojian Zhuang if (ret < 0) 9185c42e8c4SHaojian Zhuang goto out; 9195c42e8c4SHaojian Zhuang 920cea438ddSHaojian Zhuang device_regulator_init(chip, pdata); 921cea438ddSHaojian Zhuang device_rtc_init(chip, pdata); 922cea438ddSHaojian Zhuang device_onkey_init(chip, pdata); 923cea438ddSHaojian Zhuang device_touch_init(chip, pdata); 924cea438ddSHaojian Zhuang device_power_init(chip, pdata); 925cea438ddSHaojian Zhuang device_codec_init(chip, pdata); 926bbd51b1fSHaojian Zhuang out: 92753dbab7aSHaojian Zhuang return; 928bbd51b1fSHaojian Zhuang } 929bbd51b1fSHaojian Zhuang 93078258064SJett.Zhou static void __devinit device_8606_init(struct pm860x_chip *chip, 93178258064SJett.Zhou struct i2c_client *i2c, 93278258064SJett.Zhou struct pm860x_platform_data *pdata) 93378258064SJett.Zhou { 93478258064SJett.Zhou device_osc_init(i2c); 93578258064SJett.Zhou device_bk_init(chip, pdata); 93678258064SJett.Zhou device_led_init(chip, pdata); 93778258064SJett.Zhou } 93878258064SJett.Zhou 939872c1b14SHenrik Kretzschmar int __devinit pm860x_device_init(struct pm860x_chip *chip, 94053dbab7aSHaojian Zhuang struct pm860x_platform_data *pdata) 94153dbab7aSHaojian Zhuang { 9422afa62eaSHaojian Zhuang chip->core_irq = 0; 9435c42e8c4SHaojian Zhuang 94453dbab7aSHaojian Zhuang switch (chip->id) { 94553dbab7aSHaojian Zhuang case CHIP_PM8606: 94678258064SJett.Zhou device_8606_init(chip, chip->client, pdata); 94753dbab7aSHaojian Zhuang break; 94853dbab7aSHaojian Zhuang case CHIP_PM8607: 94953dbab7aSHaojian Zhuang device_8607_init(chip, chip->client, pdata); 95053dbab7aSHaojian Zhuang break; 95153dbab7aSHaojian Zhuang } 95253dbab7aSHaojian Zhuang 95353dbab7aSHaojian Zhuang if (chip->companion) { 95453dbab7aSHaojian Zhuang switch (chip->id) { 95553dbab7aSHaojian Zhuang case CHIP_PM8607: 95678258064SJett.Zhou device_8606_init(chip, chip->companion, pdata); 95753dbab7aSHaojian Zhuang break; 95853dbab7aSHaojian Zhuang case CHIP_PM8606: 95953dbab7aSHaojian Zhuang device_8607_init(chip, chip->companion, pdata); 96053dbab7aSHaojian Zhuang break; 96153dbab7aSHaojian Zhuang } 96253dbab7aSHaojian Zhuang } 9635c42e8c4SHaojian Zhuang 96453dbab7aSHaojian Zhuang return 0; 96553dbab7aSHaojian Zhuang } 96653dbab7aSHaojian Zhuang 967872c1b14SHenrik Kretzschmar void __devexit pm860x_device_exit(struct pm860x_chip *chip) 968bbd51b1fSHaojian Zhuang { 9695c42e8c4SHaojian Zhuang device_irq_exit(chip); 970bbd51b1fSHaojian Zhuang mfd_remove_devices(chip->dev); 971bbd51b1fSHaojian Zhuang } 972bbd51b1fSHaojian Zhuang 97353dbab7aSHaojian Zhuang MODULE_DESCRIPTION("PMIC Driver for Marvell 88PM860x"); 974bbd51b1fSHaojian Zhuang MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>"); 975bbd51b1fSHaojian Zhuang MODULE_LICENSE("GPL"); 976