diff options
Diffstat (limited to 'drivers/mfd/twl6030-irq.c')
-rw-r--r-- | drivers/mfd/twl6030-irq.c | 79 |
1 files changed, 2 insertions, 77 deletions
diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c index 00b14cef1dfb..0ca00f618d4d 100644 --- a/drivers/mfd/twl6030-irq.c +++ b/drivers/mfd/twl6030-irq.c @@ -256,80 +256,6 @@ int twl6030_interrupt_mask(u8 bit_mask, u8 offset) } EXPORT_SYMBOL(twl6030_interrupt_mask); -int twl6030_mmc_card_detect_config(void) -{ - int ret; - u8 reg_val = 0; - - /* Unmasking the Card detect Interrupt line for MMC1 from Phoenix */ - twl6030_interrupt_unmask(TWL6030_MMCDETECT_INT_MASK, - REG_INT_MSK_LINE_B); - twl6030_interrupt_unmask(TWL6030_MMCDETECT_INT_MASK, - REG_INT_MSK_STS_B); - /* - * Initially Configuring MMC_CTRL for receiving interrupts & - * Card status on TWL6030 for MMC1 - */ - ret = twl_i2c_read_u8(TWL6030_MODULE_ID0, ®_val, TWL6030_MMCCTRL); - if (ret < 0) { - pr_err("twl6030: Failed to read MMCCTRL, error %d\n", ret); - return ret; - } - reg_val &= ~VMMC_AUTO_OFF; - reg_val |= SW_FC; - ret = twl_i2c_write_u8(TWL6030_MODULE_ID0, reg_val, TWL6030_MMCCTRL); - if (ret < 0) { - pr_err("twl6030: Failed to write MMCCTRL, error %d\n", ret); - return ret; - } - - /* Configuring PullUp-PullDown register */ - ret = twl_i2c_read_u8(TWL6030_MODULE_ID0, ®_val, - TWL6030_CFG_INPUT_PUPD3); - if (ret < 0) { - pr_err("twl6030: Failed to read CFG_INPUT_PUPD3, error %d\n", - ret); - return ret; - } - reg_val &= ~(MMC_PU | MMC_PD); - ret = twl_i2c_write_u8(TWL6030_MODULE_ID0, reg_val, - TWL6030_CFG_INPUT_PUPD3); - if (ret < 0) { - pr_err("twl6030: Failed to write CFG_INPUT_PUPD3, error %d\n", - ret); - return ret; - } - - return irq_find_mapping(twl6030_irq->irq_domain, - MMCDETECT_INTR_OFFSET); -} -EXPORT_SYMBOL(twl6030_mmc_card_detect_config); - -int twl6030_mmc_card_detect(struct device *dev, int slot) -{ - int ret = -EIO; - u8 read_reg = 0; - struct platform_device *pdev = to_platform_device(dev); - - if (pdev->id) { - /* TWL6030 provide's Card detect support for - * only MMC1 controller. - */ - pr_err("Unknown MMC controller %d in %s\n", pdev->id, __func__); - return ret; - } - /* - * BIT0 of MMC_CTRL on TWL6030 provides card status for MMC1 - * 0 - Card not present ,1 - Card present - */ - ret = twl_i2c_read_u8(TWL6030_MODULE_ID0, &read_reg, - TWL6030_MMCCTRL); - if (ret >= 0) - ret = read_reg & STS_MMC; - return ret; -} -EXPORT_SYMBOL(twl6030_mmc_card_detect); - static int twl6030_irq_map(struct irq_domain *d, unsigned int virq, irq_hw_number_t hwirq) { @@ -410,9 +336,8 @@ int twl6030_init_irq(struct device *dev, int irq_num) atomic_set(&twl6030_irq->wakeirqs, 0); twl6030_irq->irq_mapping_tbl = of_id->data; - twl6030_irq->irq_domain = - irq_domain_create_linear(of_fwnode_handle(dev->of_node), nr_irqs, - &twl6030_irq_domain_ops, twl6030_irq); + twl6030_irq->irq_domain = irq_domain_create_linear(dev_fwnode(dev), nr_irqs, + &twl6030_irq_domain_ops, twl6030_irq); if (!twl6030_irq->irq_domain) { dev_err(dev, "Can't add irq_domain\n"); return -ENOMEM; |