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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /arch/mips/jz4740
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'arch/mips/jz4740')
-rw-r--r--arch/mips/jz4740/board-qi_lb60.c1
-rw-r--r--arch/mips/jz4740/gpio.c27
-rw-r--r--arch/mips/jz4740/time.c46
3 files changed, 40 insertions, 34 deletions
diff --git a/arch/mips/jz4740/board-qi_lb60.c b/arch/mips/jz4740/board-qi_lb60.c
index 4e62bf85d..459cb0173 100644
--- a/arch/mips/jz4740/board-qi_lb60.c
+++ b/arch/mips/jz4740/board-qi_lb60.c
@@ -26,6 +26,7 @@
#include <linux/power/jz4740-battery.h>
#include <linux/power/gpio-charger.h>
+#include <asm/mach-jz4740/gpio.h>
#include <asm/mach-jz4740/jz4740_fb.h>
#include <asm/mach-jz4740/jz4740_mmc.h>
#include <asm/mach-jz4740/jz4740_nand.h>
diff --git a/arch/mips/jz4740/gpio.c b/arch/mips/jz4740/gpio.c
index 54c80d42a..8c6d76c9b 100644
--- a/arch/mips/jz4740/gpio.c
+++ b/arch/mips/jz4740/gpio.c
@@ -28,6 +28,7 @@
#include <linux/seq_file.h>
#include <asm/mach-jz4740/base.h>
+#include <asm/mach-jz4740/gpio.h>
#define JZ4740_GPIO_BASE_A (32*0)
#define JZ4740_GPIO_BASE_B (32*1)
@@ -231,6 +232,13 @@ static int jz_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
return 0;
}
+static int jz_gpio_to_irq(struct gpio_chip *chip, unsigned gpio)
+{
+ struct jz_gpio_chip *jz_gpio = gpio_chip_to_jz_gpio_chip(chip);
+
+ return jz_gpio->irq_base + gpio;
+}
+
int jz_gpio_port_direction_input(int port, uint32_t mask)
{
writel(mask, GPIO_TO_REG(port, JZ_REG_GPIO_DIRECTION_CLEAR));
@@ -262,18 +270,6 @@ uint32_t jz_gpio_port_get_value(int port, uint32_t mask)
}
EXPORT_SYMBOL(jz_gpio_port_get_value);
-int gpio_to_irq(unsigned gpio)
-{
- return JZ4740_IRQ_GPIO(0) + gpio;
-}
-EXPORT_SYMBOL_GPL(gpio_to_irq);
-
-int irq_to_gpio(unsigned irq)
-{
- return irq - JZ4740_IRQ_GPIO(0);
-}
-EXPORT_SYMBOL_GPL(irq_to_gpio);
-
#define IRQ_TO_BIT(irq) BIT(irq_to_gpio(irq) & 0x1f)
static void jz_gpio_check_trigger_both(struct jz_gpio_chip *chip, unsigned int irq)
@@ -296,7 +292,7 @@ static void jz_gpio_check_trigger_both(struct jz_gpio_chip *chip, unsigned int i
writel(mask, reg);
}
-static void jz_gpio_irq_demux_handler(unsigned int irq, struct irq_desc *desc)
+static void jz_gpio_irq_demux_handler(struct irq_desc *desc)
{
uint32_t flag;
unsigned int gpio_irq;
@@ -403,6 +399,7 @@ static int jz_gpio_irq_set_wake(struct irq_data *data, unsigned int on)
.get = jz_gpio_get_value, \
.direction_output = jz_gpio_direction_output, \
.direction_input = jz_gpio_direction_input, \
+ .to_irq = jz_gpio_to_irq, \
.base = JZ4740_GPIO_BASE_ ## _bank, \
.ngpio = JZ4740_GPIO_NUM_ ## _bank, \
}, \
@@ -423,8 +420,8 @@ static void jz4740_gpio_chip_init(struct jz_gpio_chip *chip, unsigned int id)
chip->base = ioremap(JZ4740_GPIO_BASE_ADDR + (id * 0x100), 0x100);
chip->irq = JZ4740_IRQ_INTC_GPIO(id);
- irq_set_handler_data(chip->irq, chip);
- irq_set_chained_handler(chip->irq, jz_gpio_irq_demux_handler);
+ irq_set_chained_handler_and_data(chip->irq,
+ jz_gpio_irq_demux_handler, chip);
gc = irq_alloc_generic_chip(chip->gpio_chip.label, 1, chip->irq_base,
chip->base, handle_level_irq);
diff --git a/arch/mips/jz4740/time.c b/arch/mips/jz4740/time.c
index 7ab47fee1..1f7ca2c9f 100644
--- a/arch/mips/jz4740/time.c
+++ b/arch/mips/jz4740/time.c
@@ -58,7 +58,7 @@ static irqreturn_t jz4740_clockevent_irq(int irq, void *devid)
jz4740_timer_ack_full(TIMER_CLOCKEVENT);
- if (cd->mode != CLOCK_EVT_MODE_PERIODIC)
+ if (!clockevent_state_periodic(cd))
jz4740_timer_disable(TIMER_CLOCKEVENT);
cd->event_handler(cd);
@@ -66,24 +66,29 @@ static irqreturn_t jz4740_clockevent_irq(int irq, void *devid)
return IRQ_HANDLED;
}
-static void jz4740_clockevent_set_mode(enum clock_event_mode mode,
- struct clock_event_device *cd)
+static int jz4740_clockevent_set_periodic(struct clock_event_device *evt)
{
- switch (mode) {
- case CLOCK_EVT_MODE_PERIODIC:
- jz4740_timer_set_count(TIMER_CLOCKEVENT, 0);
- jz4740_timer_set_period(TIMER_CLOCKEVENT, jz4740_jiffies_per_tick);
- case CLOCK_EVT_MODE_RESUME:
- jz4740_timer_irq_full_enable(TIMER_CLOCKEVENT);
- jz4740_timer_enable(TIMER_CLOCKEVENT);
- break;
- case CLOCK_EVT_MODE_ONESHOT:
- case CLOCK_EVT_MODE_SHUTDOWN:
- jz4740_timer_disable(TIMER_CLOCKEVENT);
- break;
- default:
- break;
- }
+ jz4740_timer_set_count(TIMER_CLOCKEVENT, 0);
+ jz4740_timer_set_period(TIMER_CLOCKEVENT, jz4740_jiffies_per_tick);
+ jz4740_timer_irq_full_enable(TIMER_CLOCKEVENT);
+ jz4740_timer_enable(TIMER_CLOCKEVENT);
+
+ return 0;
+}
+
+static int jz4740_clockevent_resume(struct clock_event_device *evt)
+{
+ jz4740_timer_irq_full_enable(TIMER_CLOCKEVENT);
+ jz4740_timer_enable(TIMER_CLOCKEVENT);
+
+ return 0;
+}
+
+static int jz4740_clockevent_shutdown(struct clock_event_device *evt)
+{
+ jz4740_timer_disable(TIMER_CLOCKEVENT);
+
+ return 0;
}
static int jz4740_clockevent_set_next(unsigned long evt,
@@ -100,7 +105,10 @@ static struct clock_event_device jz4740_clockevent = {
.name = "jz4740-timer",
.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
.set_next_event = jz4740_clockevent_set_next,
- .set_mode = jz4740_clockevent_set_mode,
+ .set_state_shutdown = jz4740_clockevent_shutdown,
+ .set_state_periodic = jz4740_clockevent_set_periodic,
+ .set_state_oneshot = jz4740_clockevent_shutdown,
+ .tick_resume = jz4740_clockevent_resume,
.rating = 200,
#ifdef CONFIG_MACH_JZ4740
.irq = JZ4740_IRQ_TCU0,