diff options
| author | Wenyou Yang <wenyou.yang@atmel.com> | 2017-03-23 12:46:21 +0800 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2017-04-13 14:44:50 -0600 |
| commit | f2f3c1576a5d4b15788843ab3353e6307fe380ba (patch) | |
| tree | d3c0abe5b13e53854c0a8c9cab76ebb49694d203 | |
| parent | cf468880c37be1a7fea0a842a14ba1e1e388147c (diff) | |
gpio: at91_gpio: add the clock support
Add the clock support.
Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
| -rw-r--r-- | drivers/gpio/at91_gpio.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpio/at91_gpio.c b/drivers/gpio/at91_gpio.c index 37955cc99a..98dbd8210e 100644 --- a/drivers/gpio/at91_gpio.c +++ b/drivers/gpio/at91_gpio.c @@ -10,6 +10,7 @@ #include <config.h> #include <common.h> +#include <clk.h> #include <dm.h> #include <asm/io.h> #include <linux/sizes.h> @@ -569,6 +570,18 @@ static int at91_gpio_probe(struct udevice *dev) struct at91_port_priv *port = dev_get_priv(dev); struct at91_port_platdata *plat = dev_get_platdata(dev); struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(dev); + struct clk clk; + int ret; + + ret = clk_get_by_index(dev, 0, &clk); + if (ret) + return ret; + + ret = clk_enable(&clk); + if (ret) + return ret; + + clk_free(&clk); uc_priv->bank_name = plat->bank_name; uc_priv->gpio_count = GPIO_PER_BANK; |