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ARM: imx: pass gpio than irq number into mxc_expio_init 

Change mxc_expio_init interface a little bit to have gpio than irq
number passed in.  With the change, gpio_to_irq can be called inside
mxc_expio_init to get irq number, so that MXC_IRQ_TO_GPIO can be
removed.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Dong Aisheng <dong.aisheng@linaro.org>
This commit is contained in:
Shawn Guo 2012-06-13 15:58:08 +08:00
parent 1595f16c5e
commit ed4a7fb01a
6 changed files with 9 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/arm/mach-imx/mach-mx27_3ds.c
View File

@ -48,7 +48,6 @@
#define SD1_EN_GPIO IMX_GPIO_NR(2, 25)
#define OTG_PHY_RESET_GPIO IMX_GPIO_NR(2, 23)
#define SPI2_SS0 IMX_GPIO_NR(4, 21)
#define EXPIO_PARENT_INT gpio_to_irq(IMX_GPIO_NR(3, 28))
#define PMIC_INT IMX_GPIO_NR(3, 14)
#define SPI1_SS0 IMX_GPIO_NR(4, 28)
#define SD1_CD IMX_GPIO_NR(2, 26)
@ -500,7 +499,7 @@ static void __init mx27pdk_init(void)
spi_register_board_info(mx27_3ds_spi_devs,
ARRAY_SIZE(mx27_3ds_spi_devs));
if (mxc_expio_init(MX27_CS5_BASE_ADDR, EXPIO_PARENT_INT))
if (mxc_expio_init(MX27_CS5_BASE_ADDR, IMX_GPIO_NR(3, 28)))
pr_warn("Init of the debugboard failed, all devices on the debugboard are unusable.\n");
imx27_add_imx_i2c(0, &mx27_3ds_i2c0_data);
platform_add_devices(devices, ARRAY_SIZE(devices));

3
arch/arm/mach-imx/mach-mx31_3ds.c
View File

@ -730,8 +730,7 @@ static void __init mx31_3ds_init(void)
if (!otg_mode_host)
imx31_add_fsl_usb2_udc(&usbotg_pdata);
if (mxc_expio_init(MX31_CS5_BASE_ADDR,
gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_1))))
if (mxc_expio_init(MX31_CS5_BASE_ADDR, IOMUX_TO_GPIO(MX31_PIN_GPIO1_1)))
printk(KERN_WARNING "Init of the debug board failed, all "
"devices on the debug board are unusable.\n");
imx31_add_imx2_wdt(NULL);

4
arch/arm/mach-imx/mach-mx35_3ds.c
View File

@ -132,8 +132,6 @@ static struct platform_device mx35_3ds_lcd = {
.dev.platform_data = &mx35_3ds_lcd_data,
};
#define EXPIO_PARENT_INT gpio_to_irq(IMX_GPIO_NR(1, 1))
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
@ -580,7 +578,7 @@ static void __init mx35_3ds_init(void)
imx35_add_mxc_nand(&mx35pdk_nand_board_info);
imx35_add_sdhci_esdhc_imx(0, NULL);
if (mxc_expio_init(MX35_CS5_BASE_ADDR, EXPIO_PARENT_INT))
if (mxc_expio_init(MX35_CS5_BASE_ADDR, IMX_GPIO_NR(1, 1)))
pr_warn("Init of the debugboard failed, all "
"devices on the debugboard are unusable.\n");
imx35_add_imx_i2c0(&mx35_3ds_i2c0_data);

3
arch/arm/mach-imx/mach-mx51_3ds.c
View File

@ -26,7 +26,6 @@
#include "devices-imx51.h"
#define EXPIO_PARENT_INT gpio_to_irq(IMX_GPIO_NR(1, 6))
#define MX51_3DS_ECSPI2_CS (GPIO_PORTC + 28)
static iomux_v3_cfg_t mx51_3ds_pads[] = {
@ -148,7 +147,7 @@ static void __init mx51_3ds_init(void)
spi_register_board_info(mx51_3ds_spi_nor_device,
ARRAY_SIZE(mx51_3ds_spi_nor_device));
if (mxc_expio_init(MX51_CS5_BASE_ADDR, EXPIO_PARENT_INT))
if (mxc_expio_init(MX51_CS5_BASE_ADDR, IMX_GPIO_NR(1, 6)))
printk(KERN_WARNING "Init of the debugboard failed, all "
"devices on the board are unusable.\n");

8
arch/arm/plat-mxc/3ds_debugboard.c
View File

@ -49,7 +49,6 @@
#define MCU_BOARD_ID_REG 0x68
#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_BOARD_IRQ_START)
#define MXC_IRQ_TO_GPIO(irq) ((irq) - MXC_INTERNAL_IRQS)
#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START)
#define MXC_MAX_EXP_IO_LINES 16
@ -155,8 +154,9 @@ static struct regulator_consumer_supply dummy_supplies[] = {
REGULATOR_SUPPLY("vddvario", "smsc911x"),
};
int __init mxc_expio_init(u32 base, u32 p_irq)
int __init mxc_expio_init(u32 base, u32 intr_gpio)
{
u32 p_irq = gpio_to_irq(intr_gpio);
int i;
brd_io = ioremap(BOARD_IO_ADDR(base), SZ_4K);
@ -178,8 +178,8 @@ int __init mxc_expio_init(u32 base, u32 p_irq)
/*
* Configure INT line as GPIO input
*/
gpio_request(MXC_IRQ_TO_GPIO(p_irq), "expio_pirq");
gpio_direction_input(MXC_IRQ_TO_GPIO(p_irq));
gpio_request(intr_gpio, "expio_pirq");
gpio_direction_input(intr_gpio);
/* disable the interrupt and clear the status */
__raw_writew(0, brd_io + INTR_MASK_REG);

2
arch/arm/plat-mxc/include/mach/3ds_debugboard.h
View File

@ -13,6 +13,6 @@
#ifndef __ASM_ARCH_MXC_3DS_DB_H__
#define __ASM_ARCH_MXC_3DS_DB_H__
extern int __init mxc_expio_init(u32 base, u32 p_irq);
extern int __init mxc_expio_init(u32 base, u32 intr_gpio);
#endif /* __ASM_ARCH_MXC_3DS_DB_H__ */