From: Graeme Gregory Date: Fri, 22 Jun 2012 12:36:19 +0000 (+0100) Subject: mfd: Add missing hunk to change palmas irq to clear on read X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b330f85d3d42cbe091736a0abd8f005b448d133a;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git mfd: Add missing hunk to change palmas irq to clear on read During conversion to regmap_irq this hunk was missing being moved to MFD driver to put the chip into clear on read mode. Also as slave is now set use it to determine which slave for the register call. Signed-off-by: Graeme Gregory Signed-off-by: Samuel Ortiz --- diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c index 98fdcdbbd610..c4a69f193a1d 100644 --- a/drivers/mfd/palmas.c +++ b/drivers/mfd/palmas.c @@ -356,7 +356,14 @@ static int __devinit palmas_i2c_probe(struct i2c_client *i2c, } } - ret = regmap_add_irq_chip(palmas->regmap[1], palmas->irq, + /* Change IRQ into clear on read mode for efficiency */ + slave = PALMAS_BASE_TO_SLAVE(PALMAS_INTERRUPT_BASE); + addr = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE, PALMAS_INT_CTRL); + reg = PALMAS_INT_CTRL_INT_CLEAR; + + regmap_write(palmas->regmap[slave], addr, reg); + + ret = regmap_add_irq_chip(palmas->regmap[slave], palmas->irq, IRQF_ONESHOT | IRQF_TRIGGER_LOW, -1, &palmas_irq_chip, &palmas->irq_data); if (ret < 0)