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char: xillybus: remove direct dependency on DT functions

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Drivers generally should not need to depend directly on OF_ADDRESS or
OF_IRQ. Convert xillybus to use the preferred platform_get_resource() and
platform_get_irq() functions to remove this dependency.

Cc: Eli Billauer <eli.billauer@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rob Herring 2018-01-04 16:45:39 -06:00 committed by Greg Kroah-Hartman
parent e940c10875
commit 74d83a5d74
2 changed files with 6 additions and 10 deletions
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4
drivers/char/xillybus/Kconfig
View File

@ -4,7 +4,7 @@
config XILLYBUS
tristate "Xillybus generic FPGA interface"
depends on PCI || (OF_ADDRESS && OF_IRQ)
depends on PCI || OF
select CRC32
help
Xillybus is a generic interface for peripherals designed on
@ -24,7 +24,7 @@ config XILLYBUS_PCIE
config XILLYBUS_OF
tristate "Xillybus over Device Tree"
depends on OF_ADDRESS && OF_IRQ && HAS_DMA
depends on OF && HAS_DMA
help
Set to M if you want Xillybus to find its resources from the
Open Firmware Flattened Device Tree. If the target is an embedded

12
drivers/char/xillybus/xillybus_of.c
View File

@ -15,10 +15,6 @@
#include <linux/slab.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/of_address.h>
#include <linux/of_device.h>
#include <linux/of_platform.h>
#include <linux/err.h>
#include "xillybus.h"
@ -123,7 +119,7 @@ static int xilly_drv_probe(struct platform_device *op)
struct xilly_endpoint *endpoint;
int rc;
int irq;
struct resource res;
struct resource *res;
struct xilly_endpoint_hardware *ephw = &of_hw;
if (of_property_read_bool(dev->of_node, "dma-coherent"))
@ -136,13 +132,13 @@ static int xilly_drv_probe(struct platform_device *op)
dev_set_drvdata(dev, endpoint);
rc = of_address_to_resource(dev->of_node, 0, &res);
endpoint->registers = devm_ioremap_resource(dev, &res);
res = platform_get_resource(op, IORESOURCE_MEM, 0);
endpoint->registers = devm_ioremap_resource(dev, res);
if (IS_ERR(endpoint->registers))
return PTR_ERR(endpoint->registers);
irq = irq_of_parse_and_map(dev->of_node, 0);
irq = platform_get_irq(op, 0);
rc = devm_request_irq(dev, irq, xillybus_isr, 0, xillyname, endpoint);