Blackfin: net2272: move pin setup to boards files

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 41 insertions, 0 deletions

diff --git a/arch/blackfin/mach-bf533/boards/stamp.c b/arch/blackfin/mach-bf533/boards/stamp.c
index 43224ef00b8c..eccb82036c0c 100644
--- a/arch/blackfin/mach-bf533/boards/stamp.c
+++ b/arch/blackfin/mach-bf533/boards/stamp.c
@@ -80,6 +80,9 @@ static struct resource net2272_bfin_resources[] = {
                 .end = 0x20300000 + 0x100,
                 .flags = IORESOURCE_MEM,
         }, {
+                .start = 1,
+                .flags = IORESOURCE_BUS,
+        }, {
                 .start = IRQ_PF10,
                 .end = IRQ_PF10,
                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
@@ -659,6 +662,41 @@ static struct platform_device *stamp_devices[] __initdata = {
 #endif
 };
 
+static int __init net2272_init(void)
+{
+#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
+        int ret;
+
+        /* Set PF0 to 0, PF1 to 1 make /AMS3 work properly */
+        ret = gpio_request(GPIO_PF0, "net2272");
+        if (ret)
+                return ret;
+
+        ret = gpio_request(GPIO_PF1, "net2272");
+        if (ret) {
+                gpio_free(GPIO_PF0);
+                return ret;
+        }
+
+        ret = gpio_request(GPIO_PF11, "net2272");
+        if (ret) {
+                gpio_free(GPIO_PF0);
+                gpio_free(GPIO_PF1);
+                return ret;
+        }
+
+        gpio_direction_output(GPIO_PF0, 0);
+        gpio_direction_output(GPIO_PF1, 1);
+
+        /* Reset the USB chip */
+        gpio_direction_output(GPIO_PF11, 0);
+        mdelay(2);
+        gpio_set_value(GPIO_PF11, 1);
+#endif
+
+        return 0;
+}
+
 static int __init stamp_init(void)
 {
         int ret;
@@ -685,6 +723,9 @@ static int __init stamp_init(void)
         }
 #endif
 
+        if (net2272_init())
+                pr_warning("unable to configure net2272; it probably won't work\n");
+
         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
         return 0;
 }