diff options
author | Michal Simek <michal.simek@xilinx.com> | 2018-07-30 14:29:27 +0200 |
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committer | Michal Simek <michal.simek@xilinx.com> | 2018-08-07 11:03:43 +0200 |
commit | 642a86041228974c154dc7e250f3d1e0b8adf33f (patch) | |
tree | 5919c1f2d7cf5d6b5dc99168040dbc5a54f6fdbe /drivers | |
parent | bf2a69de81908f36a5853b36cc2afbd976856e3b (diff) |
gpio: xilinx: Simplify logic in xilinx_gpio_set_value
There is no reason to do read/write for if/else separately.
Reported-by: Stefan Herbrechtsmeier <stefan@herbrechtsmeier.net>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Stefan Herbrechtsmeier <stefan@herbrechtsmeier.net>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpio/xilinx_gpio.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/gpio/xilinx_gpio.c b/drivers/gpio/xilinx_gpio.c index 1e5f3da8d7..cccfa75617 100644 --- a/drivers/gpio/xilinx_gpio.c +++ b/drivers/gpio/xilinx_gpio.c @@ -61,18 +61,17 @@ static int xilinx_gpio_set_value(struct udevice *dev, unsigned offset, if (ret) return ret; + val = readl(&platdata->regs->gpiodata + bank * 2); + debug("%s: regs: %lx, value: %x, gpio: %x, bank %x, pin %x\n", __func__, (ulong)platdata->regs, value, offset, bank, pin); - if (value) { - val = readl(&platdata->regs->gpiodata + bank * 2); + if (value) val = val | (1 << pin); - writel(val, &platdata->regs->gpiodata + bank * 2); - } else { - val = readl(&platdata->regs->gpiodata + bank * 2); + else val = val & ~(1 << pin); - writel(val, &platdata->regs->gpiodata + bank * 2); - } + + writel(val, &platdata->regs->gpiodata + bank * 2); return val; }; |