android_kernel_samsung_hero.../drivers/irqchip/irq-msm.c
2016-08-17 16:41:52 +08:00

64 lines
2.1 KiB
C

/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/irqchip/qpnp-int.h>
#include <linux/irqchip/msm-gpio-irq.h>
#include <linux/irqchip/msm-mpm-irq.h>
#include <linux/mfd/wcd9xxx/core.h>
#include "irqchip.h"
static int __init irq_msm_gpio_init(struct device_node *node,
struct device_node *parent)
{
int rc;
#ifdef CONFIG_USE_PINCTRL_IRQ
rc = msm_tlmm_of_irq_init(node, parent);
#else
rc = msm_gpio_of_init(node, parent);
#endif
if (rc) {
pr_err("Couldn't initlialize gpio irq rc = %d\n", rc);
return rc;
}
/*
* Initialize the mpm after gpio (and gic) are initialized. Note that
* gpio irq controller is the child of gic irq controller, hence gic's
* init function will be called prior to gpio.
*/
of_mpm_init();
return 0;
}
static int __init pinctrl_irq_dummy(struct device_node *node,
struct device_node *parent)
{
/*
* Initialize the mpm after gpio (and gic) are initialized. Note that
* gpio irq controller is the child of gic irq controller, hence gic's
* init function will be called prior to gpio.
*/
of_mpm_init();
return 0;
}
#ifdef CONFIG_USE_PINCTRL_IRQ
IRQCHIP_DECLARE(tlmmv3_irq, "qcom,msm-tlmm-gp", irq_msm_gpio_init);
#else
IRQCHIP_DECLARE(tlmm_irq, "qcom,msm-gpio", irq_msm_gpio_init);
#endif
IRQCHIP_DECLARE(8996_pinctrl, "qcom,msm8996-pinctrl", pinctrl_irq_dummy);
IRQCHIP_DECLARE(9640_pinctrl, "qcom,mdm9640-pinctrl", pinctrl_irq_dummy);
IRQCHIP_DECLARE(fermium_pinctrl, "qcom,mdmfermium-pinctrl", pinctrl_irq_dummy);
IRQCHIP_DECLARE(qpnp_irq, "qcom,spmi-pmic-arb", qpnpint_of_init);
IRQCHIP_DECLARE(wcd9xxx_irq, "qcom,wcd9xxx-irq", wcd9xxx_irq_of_init);