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