diff options
author | Ben Dooks <ben.dooks@codethink.co.uk> | 2015-03-26 12:18:49 +0000 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2015-04-07 11:05:53 +0200 |
commit | d480239ba4963c7d994582ccddc9310127593e14 (patch) | |
tree | 59c8394e7cd3cc12056e9146f0334f9619175eee /drivers/pinctrl/pinctrl-at91.c | |
parent | baa9946e32f9f26e740721c1f972de87c095baa9 (diff) | |
download | linux-stable-d480239ba4963c7d994582ccddc9310127593e14.tar.gz linux-stable-d480239ba4963c7d994582ccddc9310127593e14.tar.bz2 linux-stable-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/pinctrl-at91.c')
-rw-r--r-- | drivers/pinctrl/pinctrl-at91.c | 50 |
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); } } |