From 8269ed007349714e9ef0e3408a68159d763145dd Mon Sep 17 00:00:00 2001 From: John Crispin Date: Fri, 8 Jan 2016 08:33:17 +0100 Subject: [PATCH 043/102] mfd: mt6397: int_con and int_status may vary in location MT6323 has the INT_CON and INT_STATUS located at a different position. Make the registers locations configurable. Signed-off-by: John Crispin --- drivers/mfd/mt6397-core.c | 27 +++++++++++++++++---------- include/linux/mfd/mt6397/core.h | 2 ++ 2 files changed, 19 insertions(+), 10 deletions(-) --- a/drivers/mfd/mt6397-core.c +++ b/drivers/mfd/mt6397-core.c @@ -69,8 +69,10 @@ static void mt6397_irq_sync_unlock(struc { struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); - regmap_write(mt6397->regmap, MT6397_INT_CON0, mt6397->irq_masks_cur[0]); - regmap_write(mt6397->regmap, MT6397_INT_CON1, mt6397->irq_masks_cur[1]); + regmap_write(mt6397->regmap, mt6397->int_con[0], + mt6397->irq_masks_cur[0]); + regmap_write(mt6397->regmap, mt6397->int_con[1], + mt6397->irq_masks_cur[1]); mutex_unlock(&mt6397->irqlock); } @@ -147,8 +149,8 @@ static irqreturn_t mt6397_irq_thread(int { struct mt6397_chip *mt6397 = data; - mt6397_irq_handle_reg(mt6397, MT6397_INT_STATUS0, 0); - mt6397_irq_handle_reg(mt6397, MT6397_INT_STATUS1, 16); + mt6397_irq_handle_reg(mt6397, mt6397->int_status[0], 0); + mt6397_irq_handle_reg(mt6397, mt6397->int_status[1], 16); return IRQ_HANDLED; } @@ -177,8 +179,8 @@ static int mt6397_irq_init(struct mt6397 mutex_init(&mt6397->irqlock); /* Mask all interrupt sources */ - regmap_write(mt6397->regmap, MT6397_INT_CON0, 0x0); - regmap_write(mt6397->regmap, MT6397_INT_CON1, 0x0); + regmap_write(mt6397->regmap, mt6397->int_con[0], 0x0); + regmap_write(mt6397->regmap, mt6397->int_con[1], 0x0); mt6397->irq_domain = irq_domain_add_linear(mt6397->dev->of_node, MT6397_IRQ_NR, &mt6397_irq_domain_ops, mt6397); @@ -203,8 +205,8 @@ static int mt6397_irq_suspend(struct dev { struct mt6397_chip *chip = dev_get_drvdata(dev); - regmap_write(chip->regmap, MT6397_INT_CON0, chip->wake_mask[0]); - regmap_write(chip->regmap, MT6397_INT_CON1, chip->wake_mask[1]); + regmap_write(chip->regmap, chip->int_con[0], chip->wake_mask[0]); + regmap_write(chip->regmap, chip->int_con[1], chip->wake_mask[1]); enable_irq_wake(chip->irq); @@ -215,8 +217,8 @@ static int mt6397_irq_resume(struct devi { struct mt6397_chip *chip = dev_get_drvdata(dev); - regmap_write(chip->regmap, MT6397_INT_CON0, chip->irq_masks_cur[0]); - regmap_write(chip->regmap, MT6397_INT_CON1, chip->irq_masks_cur[1]); + regmap_write(chip->regmap, chip->int_con[0], chip->irq_masks_cur[0]); + regmap_write(chip->regmap, chip->int_con[1], chip->irq_masks_cur[1]); disable_irq_wake(chip->irq); @@ -237,6 +239,11 @@ static int mt6397_probe(struct platform_ return -ENOMEM; mt6397->dev = &pdev->dev; + mt6397->int_con[0] = MT6397_INT_CON0; + mt6397->int_con[1] = MT6397_INT_CON1; + mt6397->int_status[0] = MT6397_INT_STATUS0; + mt6397->int_status[1] = MT6397_INT_STATUS1; + /* * mt6397 MFD is child device of soc pmic wrapper. * Regmap is set from its parent. --- a/include/linux/mfd/mt6397/core.h +++ b/include/linux/mfd/mt6397/core.h @@ -60,6 +60,8 @@ struct mt6397_chip { u16 wake_mask[2]; u16 irq_masks_cur[2]; u16 irq_masks_cache[2]; + u16 int_con[2]; + u16 int_status[2]; }; #endif /* __MFD_MT6397_CORE_H__ */