Commit 22f4cb4b authored Nov 09, 2011 by Haojian Zhuang Committed by Eric Miao Nov 14, 2011

ARM: mmp: fix build error on gpio



Parameters of GPIO_REG() should be assigned as volatile.

arch/arm/plat-pxa/include/plat/gpio.h: In function ‘gpio_get_value’:
arch/arm/plat-pxa/include/plat/gpio.h:12:21: error: invalid operands to
binary & (have ‘void *’ and ‘int’)
arch/arm/plat-pxa/include/plat/gpio.h: In function ‘gpio_set_value’:
arch/arm/plat-pxa/include/plat/gpio.h:21:4: error: lvalue required as
left operand of assignment
arch/arm/plat-pxa/include/plat/gpio.h:23:4: error: lvalue required as
left operand of assignment

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

parent c0a39151

arch/arm/mach-mmp/include/mach/gpio-pxa.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -7,7 +7,7 @@
		#define GPIO_REGS_VIRT (APB_VIRT_BASE + 0x19000)

		#define BANK_OFF(n) (((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2))
		#define GPIO_REG(x) (GPIO_REGS_VIRT + (x))
		#define GPIO_REG(x) ((volatile u32 )(GPIO_REGS_VIRT + (x)))

		#define NR_BUILTIN_GPIO IRQ_GPIO_NUM