[PATCH v4 16/20] gpio/omap: remove bank->method & METHOD_* macros
Tarun Kanti DebBarma
tarun.kanti at ti.com
Wed Jul 13 09:54:15 EDT 2011
From: Signed-off-by: Charulatha V <charu at ti.com>
The only bank->type (method) used in the OMAP GPIO driver is MPUIO type as they
need to be handled separately. Identify the same using a flag and remove all
METHOD_* macros.
Signed-off-by: Charulatha V <charu at ti.com>
---
arch/arm/mach-omap1/gpio15xx.c | 3 +--
arch/arm/mach-omap1/gpio16xx.c | 6 +-----
arch/arm/mach-omap1/gpio7xx.c | 8 +-------
arch/arm/mach-omap2/gpio.c | 2 --
arch/arm/plat-omap/include/plat/gpio.h | 8 +-------
drivers/gpio/gpio-omap.c | 14 +++++---------
6 files changed, 9 insertions(+), 32 deletions(-)
diff --git a/arch/arm/mach-omap1/gpio15xx.c b/arch/arm/mach-omap1/gpio15xx.c
index 020725f..c51593c 100644
--- a/arch/arm/mach-omap1/gpio15xx.c
+++ b/arch/arm/mach-omap1/gpio15xx.c
@@ -47,7 +47,7 @@ static struct omap_gpio_reg_offs omap15xx_mpuio_regs = {
static struct __initdata omap_gpio_platform_data omap15xx_mpu_gpio_config = {
.virtual_irq_start = IH_MPUIO_BASE,
- .bank_type = METHOD_MPUIO,
+ .is_mpuio = true,
.bank_width = 16,
.bank_stride = 1,
.regs = &omap15xx_mpuio_regs,
@@ -90,7 +90,6 @@ static struct omap_gpio_reg_offs omap15xx_gpio_regs = {
static struct __initdata omap_gpio_platform_data omap15xx_gpio_config = {
.virtual_irq_start = IH_GPIO_BASE,
- .bank_type = METHOD_GPIO_1510,
.bank_width = 16,
.regs = &omap15xx_gpio_regs,
};
diff --git a/arch/arm/mach-omap1/gpio16xx.c b/arch/arm/mach-omap1/gpio16xx.c
index 57f5603..8a3e758 100644
--- a/arch/arm/mach-omap1/gpio16xx.c
+++ b/arch/arm/mach-omap1/gpio16xx.c
@@ -50,7 +50,7 @@ static struct omap_gpio_reg_offs omap16xx_mpuio_regs = {
static struct __initdata omap_gpio_platform_data omap16xx_mpu_gpio_config = {
.virtual_irq_start = IH_MPUIO_BASE,
- .bank_type = METHOD_MPUIO,
+ .is_mpuio = true,
.bank_width = 16,
.bank_stride = 1,
.regs = &omap16xx_mpuio_regs,
@@ -97,7 +97,6 @@ static struct omap_gpio_reg_offs omap16xx_gpio_regs = {
static struct __initdata omap_gpio_platform_data omap16xx_gpio1_config = {
.virtual_irq_start = IH_GPIO_BASE,
- .bank_type = METHOD_GPIO_1610,
.bank_width = 16,
.regs = &omap16xx_gpio_regs,
};
@@ -127,7 +126,6 @@ static struct __initdata resource omap16xx_gpio2_resources[] = {
static struct __initdata omap_gpio_platform_data omap16xx_gpio2_config = {
.virtual_irq_start = IH_GPIO_BASE + 16,
- .bank_type = METHOD_GPIO_1610,
.bank_width = 16,
.regs = &omap16xx_gpio_regs,
};
@@ -157,7 +155,6 @@ static struct __initdata resource omap16xx_gpio3_resources[] = {
static struct __initdata omap_gpio_platform_data omap16xx_gpio3_config = {
.virtual_irq_start = IH_GPIO_BASE + 32,
- .bank_type = METHOD_GPIO_1610,
.bank_width = 16,
.regs = &omap16xx_gpio_regs,
};
@@ -187,7 +184,6 @@ static struct __initdata resource omap16xx_gpio4_resources[] = {
static struct __initdata omap_gpio_platform_data omap16xx_gpio4_config = {
.virtual_irq_start = IH_GPIO_BASE + 48,
- .bank_type = METHOD_GPIO_1610,
.bank_width = 16,
.regs = &omap16xx_gpio_regs,
};
diff --git a/arch/arm/mach-omap1/gpio7xx.c b/arch/arm/mach-omap1/gpio7xx.c
index 6e439ff..91a7691 100644
--- a/arch/arm/mach-omap1/gpio7xx.c
+++ b/arch/arm/mach-omap1/gpio7xx.c
@@ -52,8 +52,8 @@ static struct omap_gpio_reg_offs omap7xx_mpuio_regs = {
static struct __initdata omap_gpio_platform_data omap7xx_mpu_gpio_config = {
.virtual_irq_start = IH_MPUIO_BASE,
- .bank_type = METHOD_MPUIO,
.bank_width = 32,
+ .is_mpuio = true,
.bank_stride = 2,
.regs = &omap7xx_mpuio_regs,
};
@@ -94,7 +94,6 @@ static struct omap_gpio_reg_offs omap7xx_gpio_regs = {
static struct __initdata omap_gpio_platform_data omap7xx_gpio1_config = {
.virtual_irq_start = IH_GPIO_BASE,
- .bank_type = METHOD_GPIO_7XX,
.bank_width = 32,
.regs = &omap7xx_gpio_regs,
};
@@ -124,7 +123,6 @@ static struct __initdata resource omap7xx_gpio2_resources[] = {
static struct __initdata omap_gpio_platform_data omap7xx_gpio2_config = {
.virtual_irq_start = IH_GPIO_BASE + 32,
- .bank_type = METHOD_GPIO_7XX,
.bank_width = 32,
.regs = &omap7xx_gpio_regs,
};
@@ -154,7 +152,6 @@ static struct __initdata resource omap7xx_gpio3_resources[] = {
static struct __initdata omap_gpio_platform_data omap7xx_gpio3_config = {
.virtual_irq_start = IH_GPIO_BASE + 64,
- .bank_type = METHOD_GPIO_7XX,
.bank_width = 32,
.regs = &omap7xx_gpio_regs,
};
@@ -184,7 +181,6 @@ static struct __initdata resource omap7xx_gpio4_resources[] = {
static struct __initdata omap_gpio_platform_data omap7xx_gpio4_config = {
.virtual_irq_start = IH_GPIO_BASE + 96,
- .bank_type = METHOD_GPIO_7XX,
.bank_width = 32,
.regs = &omap7xx_gpio_regs,
};
@@ -214,7 +210,6 @@ static struct __initdata resource omap7xx_gpio5_resources[] = {
static struct __initdata omap_gpio_platform_data omap7xx_gpio5_config = {
.virtual_irq_start = IH_GPIO_BASE + 128,
- .bank_type = METHOD_GPIO_7XX,
.bank_width = 32,
.regs = &omap7xx_gpio_regs,
};
@@ -244,7 +239,6 @@ static struct __initdata resource omap7xx_gpio6_resources[] = {
static struct __initdata omap_gpio_platform_data omap7xx_gpio6_config = {
.virtual_irq_start = IH_GPIO_BASE + 160,
- .bank_type = METHOD_GPIO_7XX,
.bank_width = 32,
.regs = &omap7xx_gpio_regs,
};
diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c
index c99eea4..1e72a56 100644
--- a/arch/arm/mach-omap2/gpio.c
+++ b/arch/arm/mach-omap2/gpio.c
@@ -97,7 +97,6 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
/* fall through */
case 1:
- pdata->bank_type = METHOD_GPIO_24XX;
pdata->regs->revision = OMAP24XX_GPIO_REVISION;
pdata->regs->direction = OMAP24XX_GPIO_OE;
pdata->regs->datain = OMAP24XX_GPIO_DATAIN;
@@ -120,7 +119,6 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
pdata->regs->fallingdetect = OMAP24XX_GPIO_FALLINGDETECT;
break;
case 2:
- pdata->bank_type = METHOD_GPIO_44XX;
pdata->regs->revision = OMAP4_GPIO_REVISION;
pdata->regs->direction = OMAP4_GPIO_OE;
pdata->regs->datain = OMAP4_GPIO_DATAIN;
diff --git a/arch/arm/plat-omap/include/plat/gpio.h b/arch/arm/plat-omap/include/plat/gpio.h
index 3a05c58..acb5e2c 100644
--- a/arch/arm/plat-omap/include/plat/gpio.h
+++ b/arch/arm/plat-omap/include/plat/gpio.h
@@ -162,13 +162,6 @@
IH_MPUIO_BASE + ((nr) & 0x0f) : \
IH_GPIO_BASE + (nr))
-#define METHOD_MPUIO 0
-#define METHOD_GPIO_1510 1
-#define METHOD_GPIO_1610 2
-#define METHOD_GPIO_7XX 3
-#define METHOD_GPIO_24XX 5
-#define METHOD_GPIO_44XX 6
-
struct omap_gpio_dev_attr {
int bank_width; /* GPIO bank width */
bool dbck_flag; /* dbck required or not - True for OMAP3&4 */
@@ -210,6 +203,7 @@ struct omap_gpio_platform_data {
int bank_stride; /* Only needed for omap1 MPUIO */
bool dbck_flag; /* dbck required or not - True for OMAP3&4 */
bool loses_context; /* whether the bank would ever lose context */
+ bool is_mpuio; /* whether the bank is of type MPUIO */
u32 non_wakeup_gpios;
struct omap_gpio_reg_offs *regs;
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index ef2ad76..4191555 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -49,7 +49,6 @@ struct gpio_bank {
void __iomem *base;
u16 irq;
u16 virtual_irq_start;
- int method;
u32 suspend_wakeup;
u32 saved_wakeup;
u32 non_wakeup_gpios;
@@ -66,6 +65,7 @@ struct gpio_bank {
u32 mod_usage;
u32 dbck_enable_mask;
struct device *dev;
+ bool is_mpuio;
bool dbck_flag;
bool loses_context;
int stride;
@@ -755,10 +755,6 @@ static inline void mpuio_init(struct gpio_bank *bank)
/*---------------------------------------------------------------------*/
-/* REVISIT these are stupid implementations! replace by ones that
- * don't switch on METHOD_* and which mostly avoid spinlocks
- */
-
static int gpio_input(struct gpio_chip *chip, unsigned offset)
{
struct gpio_bank *bank;
@@ -876,7 +872,7 @@ static void omap_gpio_mod_init(struct gpio_bank *bank)
void __iomem *base = bank->base;
u32 l = 0xffffffff;
- if (bank_is_mpuio(bank)) {
+ if (bank->is_mpuio) {
__raw_writel(0xffff, bank->base + bank->regs->irqenable);
if (bank->regs->wkup_status)
mpuio_init(bank);
@@ -935,7 +931,7 @@ static void __devinit omap_gpio_chip_init(struct gpio_bank *bank)
bank->chip.set_debounce = gpio_debounce;
bank->chip.set = gpio_set;
bank->chip.to_irq = gpio_2irq;
- if (bank_is_mpuio(bank)) {
+ if (bank->is_mpuio) {
bank->chip.label = "mpuio";
if (bank->regs->wkup_status)
bank->chip.dev = &omap_mpuio_device.dev;
@@ -953,7 +949,7 @@ static void __devinit omap_gpio_chip_init(struct gpio_bank *bank)
j < bank->virtual_irq_start + bank->width; j++) {
irq_set_lockdep_class(j, &gpio_lock_class);
irq_set_chip_data(j, bank);
- if (bank_is_mpuio(bank)) {
+ if (bank->is_mpuio) {
omap_mpuio_alloc_gc(bank, j, bank->width);
} else {
irq_set_chip(j, &gpio_irq_chip);
@@ -997,11 +993,11 @@ static int __devinit omap_gpio_probe(struct platform_device *pdev)
pdata = pdev->dev.platform_data;
bank->virtual_irq_start = pdata->virtual_irq_start;
- bank->method = pdata->bank_type;
bank->dev = &pdev->dev;
bank->dbck_flag = pdata->dbck_flag;
bank->stride = pdata->bank_stride;
bank->width = pdata->bank_width;
+ bank->is_mpuio = pdata->is_mpuio;
bank->non_wakeup_gpios = pdata->non_wakeup_gpios;
bank->loses_context = pdata->loses_context;
bank->get_context_loss_count = pdata->get_context_loss_count;
--
1.6.0.4
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