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ARM: orion: remove no longer needed gpio DT code

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Following the move to pure DT-based probing of the GPIO controllers on
Orion5x, some code in plat-orion/orion-gpio.c can be removed as it is
no longer used.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Link: https://lkml.kernel.org/r/1398202002-28530-39-git-send-email-thomas.petazzoni@free-electrons.com
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
This commit is contained in:
Thomas Petazzoni 2014-04-22 23:26:42 +02:00 • committed by Jason Cooper
parent 880ff3e225
commit 19e00f20e9
2 changed files with 0 additions and 49 deletions
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48
arch/arm/plat-orion/gpio.c
View file

@ -597,51 +597,3 @@ void __init orion_gpio_init(struct device_node *np,
orion_gpio_chip_count++; orion_gpio_chip_count++;
} }
#ifdef CONFIG_OF
static void __init orion_gpio_of_init_one(struct device_node *np,
int irq_gpio_base)
{
int ngpio, gpio_base, mask_offset;
void __iomem *base;
int ret, i;
int irqs[4];
int secondary_irq_base;
ret = of_property_read_u32(np, "ngpio", &ngpio);
if (ret)
goto out;
ret = of_property_read_u32(np, "mask-offset", &mask_offset);
if (ret == -EINVAL)
mask_offset = 0;
else
goto out;
base = of_iomap(np, 0);
if (!base)
goto out;
secondary_irq_base = irq_gpio_base + (32 * orion_gpio_chip_count);
gpio_base = 32 * orion_gpio_chip_count;
/* Get the interrupt numbers. Each chip can have up to 4
* interrupt handlers, with each handler dealing with 8 GPIO
* pins. */
for (i = 0; i < 4; i++)
irqs[i] = irq_of_parse_and_map(np, i);
orion_gpio_init(np, gpio_base, ngpio, base, mask_offset,
secondary_irq_base, irqs);
return;
out:
pr_err("%s: %s: missing mandatory property\n", __func__, np->name);
}
void __init orion_gpio_of_init(int irq_gpio_base)
{
struct device_node *np;
for_each_compatible_node(np, NULL, "marvell,orion-gpio")
orion_gpio_of_init_one(np, irq_gpio_base);
}
#endif

1
arch/arm/plat-orion/include/plat/orion-gpio.h
View file

@ -33,5 +33,4 @@ void __init orion_gpio_init(struct device_node *np,
int secondary_irq_base, int secondary_irq_base,
int irq[4]); int irq[4]);
void __init orion_gpio_of_init(int irq_gpio_base);
#endif #endif