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authorBen Dooks <ben.dooks@codethink.co.uk>2015-03-26 12:18:49 +0000
committerLinus Walleij <linus.walleij@linaro.org>2015-04-07 11:05:53 +0200
commitd480239ba4963c7d994582ccddc9310127593e14 (patch)
tree59c8394e7cd3cc12056e9146f0334f9619175eee /drivers/pinctrl
parentbaa9946e32f9f26e740721c1f972de87c095baa9 (diff)
downloadlwn-d480239ba4963c7d994582ccddc9310127593e14.tar.gz
lwn-d480239ba4963c7d994582ccddc9310127593e14.zip
pinctrl: at91: convert __raw to endian agnostic IO
Use endian agnostic _relaxed IO accessors instead of the __raw ones. Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk> Cc: Andrew Victor <linux@maxim.org.za> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r--drivers/pinctrl/pinctrl-at91.c50
1 files changed, 25 insertions, 25 deletions
diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
index 087f994dcdeb..ecf77eb3d69e 100644
--- a/drivers/pinctrl/pinctrl-at91.c
+++ b/drivers/pinctrl/pinctrl-at91.c
@@ -451,18 +451,18 @@ static enum at91_mux at91_mux_get_periph(void __iomem *pio, unsigned mask)
static bool at91_mux_get_deglitch(void __iomem *pio, unsigned pin)
{
- return (__raw_readl(pio + PIO_IFSR) >> pin) & 0x1;
+ return (readl_relaxed(pio + PIO_IFSR) >> pin) & 0x1;
}
static void at91_mux_set_deglitch(void __iomem *pio, unsigned mask, bool is_on)
{
- __raw_writel(mask, pio + (is_on ? PIO_IFER : PIO_IFDR));
+ writel_relaxed(mask, pio + (is_on ? PIO_IFER : PIO_IFDR));
}
static bool at91_mux_pio3_get_deglitch(void __iomem *pio, unsigned pin)
{
- if ((__raw_readl(pio + PIO_IFSR) >> pin) & 0x1)
- return !((__raw_readl(pio + PIO_IFSCSR) >> pin) & 0x1);
+ if ((readl_relaxed(pio + PIO_IFSR) >> pin) & 0x1)
+ return !((readl_relaxed(pio + PIO_IFSCSR) >> pin) & 0x1);
return false;
}
@@ -470,55 +470,55 @@ static bool at91_mux_pio3_get_deglitch(void __iomem *pio, unsigned pin)
static void at91_mux_pio3_set_deglitch(void __iomem *pio, unsigned mask, bool is_on)
{
if (is_on)
- __raw_writel(mask, pio + PIO_IFSCDR);
+ writel_relaxed(mask, pio + PIO_IFSCDR);
at91_mux_set_deglitch(pio, mask, is_on);
}
static bool at91_mux_pio3_get_debounce(void __iomem *pio, unsigned pin, u32 *div)
{
- *div = __raw_readl(pio + PIO_SCDR);
+ *div = readl_relaxed(pio + PIO_SCDR);
- return ((__raw_readl(pio + PIO_IFSR) >> pin) & 0x1) &&
- ((__raw_readl(pio + PIO_IFSCSR) >> pin) & 0x1);
+ return ((readl_relaxed(pio + PIO_IFSR) >> pin) & 0x1) &&
+ ((readl_relaxed(pio + PIO_IFSCSR) >> pin) & 0x1);
}
static void at91_mux_pio3_set_debounce(void __iomem *pio, unsigned mask,
bool is_on, u32 div)
{
if (is_on) {
- __raw_writel(mask, pio + PIO_IFSCER);
- __raw_writel(div & PIO_SCDR_DIV, pio + PIO_SCDR);
- __raw_writel(mask, pio + PIO_IFER);
+ writel_relaxed(mask, pio + PIO_IFSCER);
+ writel_relaxed(div & PIO_SCDR_DIV, pio + PIO_SCDR);
+ writel_relaxed(mask, pio + PIO_IFER);
} else
- __raw_writel(mask, pio + PIO_IFSCDR);
+ writel_relaxed(mask, pio + PIO_IFSCDR);
}
static bool at91_mux_pio3_get_pulldown(void __iomem *pio, unsigned pin)
{
- return !((__raw_readl(pio + PIO_PPDSR) >> pin) & 0x1);
+ return !((readl_relaxed(pio + PIO_PPDSR) >> pin) & 0x1);
}
static void at91_mux_pio3_set_pulldown(void __iomem *pio, unsigned mask, bool is_on)
{
if (is_on)
- __raw_writel(mask, pio + PIO_PUDR);
+ writel_relaxed(mask, pio + PIO_PUDR);
- __raw_writel(mask, pio + (is_on ? PIO_PPDER : PIO_PPDDR));
+ writel_relaxed(mask, pio + (is_on ? PIO_PPDER : PIO_PPDDR));
}
static void at91_mux_pio3_disable_schmitt_trig(void __iomem *pio, unsigned mask)
{
- __raw_writel(__raw_readl(pio + PIO_SCHMITT) | mask, pio + PIO_SCHMITT);
+ writel_relaxed(readl_relaxed(pio + PIO_SCHMITT) | mask, pio + PIO_SCHMITT);
}
static bool at91_mux_pio3_get_schmitt_trig(void __iomem *pio, unsigned pin)
{
- return (__raw_readl(pio + PIO_SCHMITT) >> pin) & 0x1;
+ return (readl_relaxed(pio + PIO_SCHMITT) >> pin) & 0x1;
}
static inline u32 read_drive_strength(void __iomem *reg, unsigned pin)
{
- unsigned tmp = __raw_readl(reg);
+ unsigned tmp = readl_relaxed(reg);
tmp = tmp >> two_bit_pin_value_shift_amount(pin);
@@ -554,13 +554,13 @@ static unsigned at91_mux_sam9x5_get_drivestrength(void __iomem *pio,
static void set_drive_strength(void __iomem *reg, unsigned pin, u32 strength)
{
- unsigned tmp = __raw_readl(reg);
+ unsigned tmp = readl_relaxed(reg);
unsigned shift = two_bit_pin_value_shift_amount(pin);
tmp &= ~(DRIVE_STRENGTH_MASK << shift);
tmp |= strength << shift;
- __raw_writel(tmp, reg);
+ writel_relaxed(tmp, reg);
}
static void at91_mux_sama5d3_set_drivestrength(void __iomem *pio, unsigned pin,
@@ -1534,9 +1534,9 @@ void at91_pinctrl_gpio_suspend(void)
pio = gpio_chips[i]->regbase;
- backups[i] = __raw_readl(pio + PIO_IMR);
- __raw_writel(backups[i], pio + PIO_IDR);
- __raw_writel(wakeups[i], pio + PIO_IER);
+ backups[i] = readl_relaxed(pio + PIO_IMR);
+ writel_relaxed(backups[i], pio + PIO_IDR);
+ writel_relaxed(wakeups[i], pio + PIO_IER);
if (!wakeups[i])
clk_disable_unprepare(gpio_chips[i]->clock);
@@ -1561,8 +1561,8 @@ void at91_pinctrl_gpio_resume(void)
if (!wakeups[i])
clk_prepare_enable(gpio_chips[i]->clock);
- __raw_writel(wakeups[i], pio + PIO_IDR);
- __raw_writel(backups[i], pio + PIO_IER);
+ writel_relaxed(wakeups[i], pio + PIO_IDR);
+ writel_relaxed(backups[i], pio + PIO_IER);
}
}