Commit e34ca9de authored by Linus Walleij's avatar Linus Walleij
Browse files

ARM: plat-iop: pass physical base for GPIO 



This alters the IOP platforms to pass a physical base for their
GPIO blocks and alters the driver to remap it when probing
instead of relying on the virtual addresses to be used.

Cc: Lennert Buytenhek <kernel@wantstofly.org>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Mikael Pettersson <mikpe@it.uu.se>
Tested-by: default avatarAaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent e3f94b38

arch/arm/mach-iop32x/gpio-iop32x.h

+1 −1
Original line number Diff line number Diff line 
static struct resource iop32x_gpio_res[] = {

	DEFINE_RES_MEM((IOP3XX_PERIPHERAL_VIRT_BASE + 0x07c4), 0x10),

	DEFINE_RES_MEM((IOP3XX_PERIPHERAL_PHYS_BASE + 0x07c4), 0x10),

};



static inline void register_iop32x_gpio(void)

arch/arm/mach-iop33x/iq80331.c

+1 −1
Original line number Diff line number Diff line
@@ -123,7 +123,7 @@ static struct platform_device iq80331_flash_device = { 
};



static struct resource iq80331_gpio_res[] = {

	DEFINE_RES_MEM((IOP3XX_PERIPHERAL_VIRT_BASE + 0x1780), 0x10),

	DEFINE_RES_MEM((IOP3XX_PERIPHERAL_PHYS_BASE + 0x1780), 0x10),

};



static void __init iq80331_init_machine(void)

arch/arm/mach-iop33x/iq80332.c

+1 −1
Original line number Diff line number Diff line
@@ -123,7 +123,7 @@ static struct platform_device iq80332_flash_device = { 
};



static struct resource iq80332_gpio_res[] = {

	DEFINE_RES_MEM((IOP3XX_PERIPHERAL_VIRT_BASE + 0x1780), 0x10),

	DEFINE_RES_MEM((IOP3XX_PERIPHERAL_PHYS_BASE + 0x1780), 0x10),

};



static void __init iq80332_init_machine(void)

drivers/gpio/gpio-iop.c

+1 −1
Original line number Diff line number Diff line
@@ -110,7 +110,7 @@ static int iop3xx_gpio_probe(struct platform_device *pdev) 
	struct resource *res;



	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);

	base = (void *) res->start;

	base = devm_ioremap_resource(&pdev->dev, res);



	return gpiochip_add(&iop3xx_chip);

}

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