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authorMike Frysinger <vapier@gentoo.org>2011-05-04 19:20:15 +0400
committerMike Frysinger <vapier@gentoo.org>2011-07-23 09:10:41 +0400
commit9be8631b8a7d11fa6d206fcf0a7a2005ed39f41b (patch)
tree21edc430dd9f98105f6b97adb76fd9332257d72b /arch/blackfin/mach-bf533
parentc6cb13f9fef2e401d9fbb0709d088e7c50fe7aea (diff)
downloadlinux-9be8631b8a7d11fa6d206fcf0a7a2005ed39f41b.tar.xz
Blackfin: net2272: move pin setup to boards files
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/mach-bf533')
-rw-r--r--arch/blackfin/mach-bf533/boards/stamp.c41
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;
}