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authorYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>2019-06-25 07:38:54 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-26 04:33:09 +0200
commitb3103d0b022f8ce87d68994417bbf2765329da3a (patch)
treed06d718897478a0cf882222e47285cebc74bd9d1 /drivers/usb
parentusb: renesas_usbhs: Add struct device * declaration in usbhs_probe() (diff)
downloadlinux-b3103d0b022f8ce87d68994417bbf2765329da3a.tar.xz
linux-b3103d0b022f8ce87d68994417bbf2765329da3a.zip
usb: renesas_usbhs: move device tree properties parsing
In the future, each struct renesas_usbhs_driver_param is stored on the each platform related source code (e.g. rcar3.c) to remove usbhs_parse_dt(). So, this patch moves device tree properties parsing to usbhs_probe(). Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/renesas_usbhs/common.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c
index 379b4a0e1d06..dc5e80d12a62 100644
--- a/drivers/usb/renesas_usbhs/common.c
+++ b/drivers/usb/renesas_usbhs/common.c
@@ -628,8 +628,6 @@ static struct renesas_usbhs_platform_info *usbhs_parse_dt(struct device *dev)
struct renesas_usbhs_platform_info *info;
struct renesas_usbhs_driver_param *dparam;
const struct usbhs_of_data *data;
- u32 tmp;
- int gpio;
info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL);
if (!info)
@@ -643,13 +641,6 @@ static struct renesas_usbhs_platform_info *usbhs_parse_dt(struct device *dev)
*dparam = data->param;
info->platform_callback = *data->platform_callback;
- if (!of_property_read_u32(dev_of_node(dev), "renesas,buswait", &tmp))
- dparam->buswait_bwait = tmp;
- gpio = of_get_named_gpio_flags(dev_of_node(dev), "renesas,enable-gpio",
- 0, NULL);
- if (gpio > 0)
- dparam->enable_gpio = gpio;
-
return info;
}
@@ -659,7 +650,8 @@ static int usbhs_probe(struct platform_device *pdev)
struct usbhs_priv *priv;
struct resource *res, *irq_res;
struct device *dev = &pdev->dev;
- int ret;
+ int ret, gpio;
+ u32 tmp;
/* check device node */
if (dev_of_node(dev))
@@ -720,6 +712,12 @@ static int usbhs_probe(struct platform_device *pdev)
}
if (!priv->dparam.pio_dma_border)
priv->dparam.pio_dma_border = 64; /* 64byte */
+ if (!of_property_read_u32(dev_of_node(dev), "renesas,buswait", &tmp))
+ priv->dparam.buswait_bwait = tmp;
+ gpio = of_get_named_gpio_flags(dev_of_node(dev), "renesas,enable-gpio",
+ 0, NULL);
+ if (gpio > 0)
+ priv->dparam.enable_gpio = gpio;
/* FIXME */
/* runtime power control ? */