@@ -186,7 +186,7 @@ static void amd_gpio_dbg_show(struct seq_file *s, struct gpio_chip *gc)
char *output_value;
char *output_enable;
- for (bank = 0; bank < AMD_GPIO_TOTAL_BANKS; bank++) {
+ for (bank = 0; bank < gpio_dev->hwbank_num; bank++) {
seq_printf(s, "GPIO bank%d\t", bank);
switch (bank) {
@@ -244,17 +244,17 @@ static void amd_gpio_dbg_show(struct seq_file *s, struct gpio_chip *gc)
interrupt_mask =
"interrupt is masked|";
- if (pin_reg & BIT(WAKE_CNTRL_OFF))
+ if (pin_reg & BIT(WAKE_CNTRL_OFF_S0I3))
wake_cntrl0 = "enable wakeup in S0i3 state|";
else
wake_cntrl0 = "disable wakeup in S0i3 state|";
- if (pin_reg & BIT(WAKE_CNTRL_OFF))
+ if (pin_reg & BIT(WAKE_CNTRL_OFF_S3))
wake_cntrl1 = "enable wakeup in S3 state|";
else
wake_cntrl1 = "disable wakeup in S3 state|";
- if (pin_reg & BIT(WAKE_CNTRL_OFF))
+ if (pin_reg & BIT(WAKE_CNTRL_OFF_S4))
wake_cntrl2 = "enable wakeup in S4/S5 state|";
else
wake_cntrl2 = "disable wakeup in S4/S5 state|";
@@ -479,6 +479,7 @@ static void amd_irq_ack(struct irq_data *d)
.irq_unmask = amd_gpio_irq_unmask,
.irq_eoi = amd_gpio_irq_eoi,
.irq_set_type = amd_gpio_irq_set_type,
+ .flags = IRQCHIP_SKIP_SET_WAKE,
};
static void amd_gpio_irq_handler(struct irq_desc *desc)
@@ -727,10 +728,14 @@ static int amd_pinconf_group_set(struct pinctrl_dev *pctldev,
static int amd_gpio_probe(struct platform_device *pdev)
{
+ int hwnum;
int ret = 0;
int irq_base;
struct resource *res;
struct amd_gpio *gpio_dev;
+ struct acpi_device *adev = ACPI_COMPANION(&pdev->dev);
+
+ ret = kstrtoint(acpi_device_uid(adev), 2, &hwnum);
gpio_dev = devm_kzalloc(&pdev->dev,
sizeof(struct amd_gpio), GFP_KERNEL);
@@ -763,16 +768,17 @@ static int amd_gpio_probe(struct platform_device *pdev)
gpio_dev->gc.set = amd_gpio_set_value;
gpio_dev->gc.set_debounce = amd_gpio_set_debounce;
gpio_dev->gc.dbg_show = amd_gpio_dbg_show;
+ gpio_dev->gc.base = gpio_dev->gc.ngpio * hwnum;
- gpio_dev->gc.base = 0;
gpio_dev->gc.label = pdev->name;
gpio_dev->gc.owner = THIS_MODULE;
gpio_dev->gc.parent = &pdev->dev;
- gpio_dev->gc.ngpio = TOTAL_NUMBER_OF_PINS;
+ gpio_dev->gc.ngpio = resource_size(res) / 4;
#if defined(CONFIG_OF_GPIO)
gpio_dev->gc.of_node = pdev->dev.of_node;
#endif
+ gpio_dev->hwbank_num = gpio_dev->gc.ngpio / 64;
gpio_dev->groups = kerncz_groups;
gpio_dev->ngroups = ARRAY_SIZE(kerncz_groups);
@@ -789,7 +795,7 @@ static int amd_gpio_probe(struct platform_device *pdev)
return ret;
ret = gpiochip_add_pin_range(&gpio_dev->gc, dev_name(&pdev->dev),
- 0, 0, TOTAL_NUMBER_OF_PINS);
+ 0, 0, gpio_dev->gc.ngpio);
if (ret) {
dev_err(&pdev->dev, "Failed to add pin range\n");
goto out2;
@@ -809,7 +815,12 @@ static int amd_gpio_probe(struct platform_device *pdev)
gpiochip_set_chained_irqchip(&gpio_dev->gc,
&amd_gpio_irqchip,
irq_base,
- amd_gpio_irq_handler);
+ NULL);
+
+ ret = devm_request_irq(&pdev->dev, irq_base, amd_gpio_irq_handler,
+ IRQF_SHARED, dev_name(&pdev->dev), gpio_dev);
+ if (ret)
+ goto out2;
platform_set_drvdata(pdev, gpio_dev);
@@ -829,6 +840,7 @@ static int amd_gpio_remove(struct platform_device *pdev)
gpio_dev = platform_get_drvdata(pdev);
gpiochip_remove(&gpio_dev->gc);
+ pinctrl_unregister(gpio_dev->pctrl);
return 0;
}
@@ -13,9 +13,7 @@
#ifndef _PINCTRL_AMD_H
#define _PINCTRL_AMD_H
-#define TOTAL_NUMBER_OF_PINS 192
#define AMD_GPIO_PINS_PER_BANK 64
-#define AMD_GPIO_TOTAL_BANKS 3
#define AMD_GPIO_PINS_BANK0 63
#define AMD_GPIO_PINS_BANK1 64
@@ -35,7 +33,9 @@
#define ACTIVE_LEVEL_OFF 9
#define INTERRUPT_ENABLE_OFF 11
#define INTERRUPT_MASK_OFF 12
-#define WAKE_CNTRL_OFF 13
+#define WAKE_CNTRL_OFF_S0I3 13
+#define WAKE_CNTRL_OFF_S3 14
+#define WAKE_CNTRL_OFF_S4 15
#define PIN_STS_OFF 16
#define DRV_STRENGTH_SEL_OFF 17
#define PULL_UP_SEL_OFF 19
@@ -93,6 +93,7 @@ struct amd_gpio {
u32 ngroups;
struct pinctrl_dev *pctrl;
struct gpio_chip gc;
+ unsigned int hwbank_num;
struct resource *res;
struct platform_device *pdev;
};