mfd: arizona: Disable control interface error reporting for early devices
Early revisions of the initial Arizona-based devices can generate spurious control interface errors in certain circumstances. Avoid causing confusion by disabling the control interface error reporting on these devices. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
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a70abacb06
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92d801390c
@ -156,18 +156,35 @@ int arizona_irq_init(struct arizona *arizona)
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int flags = IRQF_ONESHOT;
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int ret, i;
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const struct regmap_irq_chip *aod, *irq;
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bool ctrlif_error = true;
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switch (arizona->type) {
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#ifdef CONFIG_MFD_WM5102
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case WM5102:
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aod = &wm5102_aod;
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irq = &wm5102_irq;
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switch (arizona->rev) {
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case 0:
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ctrlif_error = false;
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break;
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default:
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break;
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}
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break;
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#endif
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#ifdef CONFIG_MFD_WM5110
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case WM5110:
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aod = &wm5110_aod;
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irq = &wm5110_irq;
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switch (arizona->rev) {
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case 0:
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ctrlif_error = false;
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break;
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default:
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break;
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}
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break;
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#endif
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default:
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@ -226,13 +243,17 @@ int arizona_irq_init(struct arizona *arizona)
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}
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/* Handle control interface errors in the core */
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i = arizona_map_irq(arizona, ARIZONA_IRQ_CTRLIF_ERR);
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ret = request_threaded_irq(i, NULL, arizona_ctrlif_err, IRQF_ONESHOT,
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"Control interface error", arizona);
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if (ret != 0) {
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dev_err(arizona->dev, "Failed to request boot done %d: %d\n",
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arizona->irq, ret);
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goto err_ctrlif;
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if (ctrlif_error) {
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i = arizona_map_irq(arizona, ARIZONA_IRQ_CTRLIF_ERR);
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ret = request_threaded_irq(i, NULL, arizona_ctrlif_err,
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IRQF_ONESHOT,
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"Control interface error", arizona);
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if (ret != 0) {
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dev_err(arizona->dev,
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"Failed to request CTRLIF_ERR %d: %d\n",
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arizona->irq, ret);
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goto err_ctrlif;
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}
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}
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ret = request_threaded_irq(arizona->irq, NULL, arizona_irq_thread,
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