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authorMike Frysinger <vapier@gentoo.org>2011-05-04 11:20:15 -0400
committerMike Frysinger <vapier@gentoo.org>2011-07-23 01:10:41 -0400
commit9be8631b8a7d11fa6d206fcf0a7a2005ed39f41b (patch)
tree21edc430dd9f98105f6b97adb76fd9332257d72b /arch/blackfin/mach-bf537/boards/cm_bf537u.c
parentc6cb13f9fef2e401d9fbb0709d088e7c50fe7aea (diff)
Blackfin: net2272: move pin setup to boards files
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/mach-bf537/boards/cm_bf537u.c')
-rw-r--r--arch/blackfin/mach-bf537/boards/cm_bf537u.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf537/boards/cm_bf537u.c b/arch/blackfin/mach-bf537/boards/cm_bf537u.c
index cbb8098604c..e1b7287084f 100644
--- a/arch/blackfin/mach-bf537/boards/cm_bf537u.c
+++ b/arch/blackfin/mach-bf537/boards/cm_bf537u.c
@@ -731,6 +731,36 @@ static struct platform_device *cm_bf537u_devices[] __initdata = {
#endif
};
+static int __init net2272_init(void)
+{
+#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
+ int ret;
+
+ ret = gpio_request(GPIO_PH15, driver_name);
+ if (ret)
+ return ret;
+
+ ret = gpio_request(GPIO_PH13, "net2272");
+ if (ret) {
+ gpio_free(GPIO_PH15);
+ return ret;
+ }
+
+ /* Set PH15 Low make /AMS2 work properly */
+ gpio_direction_output(GPIO_PH15, 0);
+
+ /* enable CLKBUF output */
+ bfin_write_VR_CTL(bfin_read_VR_CTL() | CLKBUFOE);
+
+ /* Reset the USB chip */
+ gpio_direction_output(GPIO_PH13, 0);
+ mdelay(2);
+ gpio_set_value(GPIO_PH13, 1);
+#endif
+
+ return 0;
+}
+
static int __init cm_bf537u_init(void)
{
printk(KERN_INFO "%s(): registering device resources\n", __func__);
@@ -742,6 +772,10 @@ static int __init cm_bf537u_init(void)
#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
irq_set_status_flags(PATA_INT, IRQ_NOAUTOEN);
#endif
+
+ if (net2272_init())
+ pr_warning("unable to configure net2272; it probably won't work\n");
+
return 0;
}