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ARM: sa1111: remove legacy GPIO interfaces 

Now that we have migrated all users of the legacy private SA1111 gpio
interfaces, we can remove these redundant GPIO interfaces.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Russell King 2018-11-28 13:57:23 +00:00
parent 57c1cdce71
commit e1b0d97845
2 changed files with 0 additions and 63 deletions
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59
arch/arm/common/sa1111.c
View File

@ -1282,65 +1282,6 @@ int sa1111_get_audio_rate(struct sa1111_dev *sadev)
}
EXPORT_SYMBOL(sa1111_get_audio_rate);
void sa1111_set_io_dir(struct sa1111_dev *sadev,
unsigned int bits, unsigned int dir,
unsigned int sleep_dir)
{
struct sa1111 *sachip = sa1111_chip_driver(sadev);
unsigned long flags;
unsigned int val;
void __iomem *gpio = sachip->base + SA1111_GPIO;
#define MODIFY_BITS(port, mask, dir) \
if (mask) { \
val = readl_relaxed(port); \
val &= ~(mask); \
val |= (dir) & (mask); \
writel_relaxed(val, port); \
}
spin_lock_irqsave(&sachip->lock, flags);
MODIFY_BITS(gpio + SA1111_GPIO_PADDR, bits & 15, dir);
MODIFY_BITS(gpio + SA1111_GPIO_PBDDR, (bits >> 8) & 255, dir >> 8);
MODIFY_BITS(gpio + SA1111_GPIO_PCDDR, (bits >> 16) & 255, dir >> 16);
MODIFY_BITS(gpio + SA1111_GPIO_PASDR, bits & 15, sleep_dir);
MODIFY_BITS(gpio + SA1111_GPIO_PBSDR, (bits >> 8) & 255, sleep_dir >> 8);
MODIFY_BITS(gpio + SA1111_GPIO_PCSDR, (bits >> 16) & 255, sleep_dir >> 16);
spin_unlock_irqrestore(&sachip->lock, flags);
}
EXPORT_SYMBOL(sa1111_set_io_dir);
void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v)
{
struct sa1111 *sachip = sa1111_chip_driver(sadev);
unsigned long flags;
unsigned int val;
void __iomem *gpio = sachip->base + SA1111_GPIO;
spin_lock_irqsave(&sachip->lock, flags);
MODIFY_BITS(gpio + SA1111_GPIO_PADWR, bits & 15, v);
MODIFY_BITS(gpio + SA1111_GPIO_PBDWR, (bits >> 8) & 255, v >> 8);
MODIFY_BITS(gpio + SA1111_GPIO_PCDWR, (bits >> 16) & 255, v >> 16);
spin_unlock_irqrestore(&sachip->lock, flags);
}
EXPORT_SYMBOL(sa1111_set_io);
void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v)
{
struct sa1111 *sachip = sa1111_chip_driver(sadev);
unsigned long flags;
unsigned int val;
void __iomem *gpio = sachip->base + SA1111_GPIO;
spin_lock_irqsave(&sachip->lock, flags);
MODIFY_BITS(gpio + SA1111_GPIO_PASSR, bits & 15, v);
MODIFY_BITS(gpio + SA1111_GPIO_PBSSR, (bits >> 8) & 255, v >> 8);
MODIFY_BITS(gpio + SA1111_GPIO_PCSSR, (bits >> 16) & 255, v >> 16);
spin_unlock_irqrestore(&sachip->lock, flags);
}
EXPORT_SYMBOL(sa1111_set_sleep_io);
/*
* Individual device operations.
*/

4
arch/arm/include/asm/hardware/sa1111.h
View File

@ -433,10 +433,6 @@ int sa1111_check_dma_bug(dma_addr_t addr);
int sa1111_driver_register(struct sa1111_driver *);
void sa1111_driver_unregister(struct sa1111_driver *);
void sa1111_set_io_dir(struct sa1111_dev *sadev, unsigned int bits, unsigned int dir, unsigned int sleep_dir);
void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
struct sa1111_platform_data {
int irq_base; /* base for cascaded on-chip IRQs */
unsigned disable_devs;