diff options
author | Richard Fitzgerald <rf@opensource.wolfsonmicro.com> | 2015-07-03 17:16:35 +0200 |
---|---|---|
committer | Lee Jones <lee.jones@linaro.org> | 2015-08-11 16:08:42 +0200 |
commit | 6887b042c52ee05a405bae859f410c2f63b45339 (patch) | |
tree | b2d4a8e6a86a6fddff747d7b5d900c30b3f3db5f /drivers/mfd/arizona-core.c | |
parent | mfd: 880m80x: Make use of BIT() macro (diff) | |
download | linux-6887b042c52ee05a405bae859f410c2f63b45339.tar.xz linux-6887b042c52ee05a405bae859f410c2f63b45339.zip |
mfd: arizona: Add support for WM8998 and WM1814
Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/arizona-core.c')
-rw-r--r-- | drivers/mfd/arizona-core.c | 105 |
1 files changed, 97 insertions, 8 deletions
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index e60bcd901d02..bc814b023c05 100644 --- a/drivers/mfd/arizona-core.c +++ b/drivers/mfd/arizona-core.c @@ -146,17 +146,31 @@ static irqreturn_t arizona_underclocked(int irq, void *data) static irqreturn_t arizona_overclocked(int irq, void *data) { struct arizona *arizona = data; - unsigned int val[2]; + unsigned int val[3]; int ret; ret = regmap_bulk_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_6, - &val[0], 2); + &val[0], 3); if (ret != 0) { dev_err(arizona->dev, "Failed to read overclock status: %d\n", ret); return IRQ_NONE; } + switch (arizona->type) { + case WM8998: + case WM1814: + /* Some bits are shifted on WM8998, + * rearrange to match the standard bit layout + */ + val[0] = ((val[0] & 0x60e0) >> 1) | + ((val[0] & 0x1e00) >> 2) | + (val[0] & 0x000f); + break; + default: + break; + } + if (val[0] & ARIZONA_PWM_OVERCLOCKED_STS) dev_err(arizona->dev, "PWM overclocked\n"); if (val[0] & ARIZONA_FX_CORE_OVERCLOCKED_STS) @@ -201,6 +215,9 @@ static irqreturn_t arizona_overclocked(int irq, void *data) if (val[1] & ARIZONA_ISRC1_OVERCLOCKED_STS) dev_err(arizona->dev, "ISRC1 overclocked\n"); + if (val[2] & ARIZONA_SPDIF_OVERCLOCKED_STS) + dev_err(arizona->dev, "SPDIF overclocked\n"); + return IRQ_HANDLED; } @@ -806,6 +823,8 @@ const struct of_device_id arizona_of_match[] = { { .compatible = "wlf,wm5110", .data = (void *)WM5110 }, { .compatible = "wlf,wm8280", .data = (void *)WM8280 }, { .compatible = "wlf,wm8997", .data = (void *)WM8997 }, + { .compatible = "wlf,wm8998", .data = (void *)WM8998 }, + { .compatible = "wlf,wm1814", .data = (void *)WM1814 }, {}, }; EXPORT_SYMBOL_GPL(arizona_of_match); @@ -887,11 +906,28 @@ static const struct mfd_cell wm8997_devs[] = { }, }; +static const struct mfd_cell wm8998_devs[] = { + { + .name = "arizona-extcon", + .parent_supplies = wm5102_supplies, + .num_parent_supplies = 1, /* We only need MICVDD */ + }, + { .name = "arizona-gpio" }, + { .name = "arizona-haptics" }, + { .name = "arizona-pwm" }, + { + .name = "wm8998-codec", + .parent_supplies = wm5102_supplies, + .num_parent_supplies = ARRAY_SIZE(wm5102_supplies), + }, + { .name = "arizona-micsupp" }, +}; + int arizona_dev_init(struct arizona *arizona) { struct device *dev = arizona->dev; const char *type_name; - unsigned int reg, val; + unsigned int reg, val, mask; int (*apply_patch)(struct arizona *) = NULL; int ret, i; @@ -911,6 +947,8 @@ int arizona_dev_init(struct arizona *arizona) case WM5110: case WM8280: case WM8997: + case WM8998: + case WM1814: for (i = 0; i < ARRAY_SIZE(wm5102_core_supplies); i++) arizona->core_supplies[i].supply = wm5102_core_supplies[i]; @@ -992,6 +1030,7 @@ int arizona_dev_init(struct arizona *arizona) switch (reg) { case 0x5102: case 0x5110: + case 0x6349: case 0x8997: break; default: @@ -1093,6 +1132,27 @@ int arizona_dev_init(struct arizona *arizona) apply_patch = wm8997_patch; break; #endif +#ifdef CONFIG_MFD_WM8998 + case 0x6349: + switch (arizona->type) { + case WM8998: + type_name = "WM8998"; + break; + + case WM1814: + type_name = "WM1814"; + break; + + default: + type_name = "WM8998"; + dev_err(arizona->dev, "WM8998 registered as %d\n", + arizona->type); + arizona->type = WM8998; + } + + apply_patch = wm8998_patch; + break; +#endif default: dev_err(arizona->dev, "Unknown device ID %x\n", reg); goto err_reset; @@ -1208,14 +1268,38 @@ int arizona_dev_init(struct arizona *arizona) << ARIZONA_IN1_DMIC_SUP_SHIFT; if (arizona->pdata.inmode[i] & ARIZONA_INMODE_DMIC) val |= 1 << ARIZONA_IN1_MODE_SHIFT; - if (arizona->pdata.inmode[i] & ARIZONA_INMODE_SE) - val |= 1 << ARIZONA_IN1_SINGLE_ENDED_SHIFT; + + switch (arizona->type) { + case WM8998: + case WM1814: + regmap_update_bits(arizona->regmap, + ARIZONA_ADC_DIGITAL_VOLUME_1L + (i * 8), + ARIZONA_IN1L_SRC_SE_MASK, + (arizona->pdata.inmode[i] & ARIZONA_INMODE_SE) + << ARIZONA_IN1L_SRC_SE_SHIFT); + + regmap_update_bits(arizona->regmap, + ARIZONA_ADC_DIGITAL_VOLUME_1R + (i * 8), + ARIZONA_IN1R_SRC_SE_MASK, + (arizona->pdata.inmode[i] & ARIZONA_INMODE_SE) + << ARIZONA_IN1R_SRC_SE_SHIFT); + + mask = ARIZONA_IN1_DMIC_SUP_MASK | + ARIZONA_IN1_MODE_MASK; + break; + default: + if (arizona->pdata.inmode[i] & ARIZONA_INMODE_SE) + val |= 1 << ARIZONA_IN1_SINGLE_ENDED_SHIFT; + + mask = ARIZONA_IN1_DMIC_SUP_MASK | + ARIZONA_IN1_MODE_MASK | + ARIZONA_IN1_SINGLE_ENDED_MASK; + break; + } regmap_update_bits(arizona->regmap, ARIZONA_IN1L_CONTROL + (i * 8), - ARIZONA_IN1_DMIC_SUP_MASK | - ARIZONA_IN1_MODE_MASK | - ARIZONA_IN1_SINGLE_ENDED_MASK, val); + mask, val); } for (i = 0; i < ARIZONA_MAX_OUTPUT; i++) { @@ -1271,6 +1355,11 @@ int arizona_dev_init(struct arizona *arizona) ret = mfd_add_devices(arizona->dev, -1, wm8997_devs, ARRAY_SIZE(wm8997_devs), NULL, 0, NULL); break; + case WM8998: + case WM1814: + ret = mfd_add_devices(arizona->dev, -1, wm8998_devs, + ARRAY_SIZE(wm8998_devs), NULL, 0, NULL); + break; } if (ret != 0) { |