Hello.
On 09/03/2014 09:25 AM, Yoshihiro Shimoda wrote:
This driver supports other SoCs, but they need boards/Soc depend code.
So, this patch adds device tree support for R-Car H2 and M2 initially.
Signed-off-by: Yoshihiro Shimoda <[email protected]>
Acked-by: Kuninori Morimoto <[email protected]>
---
drivers/usb/renesas_usbhs/common.c | 44 ++++++++++++++++++++++++++++++++++++
1 file changed, 44 insertions(+)
diff --git a/drivers/usb/renesas_usbhs/common.c
b/drivers/usb/renesas_usbhs/common.c
index 1b9bf8d..b3b6813 100644
--- a/drivers/usb/renesas_usbhs/common.c
+++ b/drivers/usb/renesas_usbhs/common.c
@@ -18,6 +18,8 @@
#include <linux/gpio.h>
#include <linux/io.h>
#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/of_gpio.h>
#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include <linux/sysfs.h>
@@ -438,6 +440,43 @@ static int usbhsc_drvcllbck_notify_hotplug(struct
platform_device *pdev)
[...]
+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 of_device_id *of_id = of_match_device(usbhs_of_match, dev);
+ u32 tmp;
+ int gpio;
+
+ info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL);
+ if (!info)
+ return NULL;
+
+ dparam = &info->driver_param;
+ dparam->type = of_id ? (u32)of_id->data : 0;
+ if (!of_property_read_u32(dev->of_node, "renesas,buswait", &tmp))
+ dparam->buswait_bwait = tmp;
+ gpio = of_get_named_gpio_flags(dev->of_node, "renesas,enable-gpio", 0,
+ NULL);
+ if (gpio > 0)
+ dparam->enable_gpio = gpio;
+
+ return info;
I don't see where you parse the optional "phy" property. It should exist
for the Lager and Koelsch boards you target.
WBR, Sergei
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