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-rw-r--r--target/linux/ar71xx/files/arch/mips/ar71xx/dev-usb.c35
-rw-r--r--target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h3
2 files changed, 27 insertions, 11 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-usb.c b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-usb.c
index fb006c705..f7788b570 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-usb.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-usb.c
@@ -128,16 +128,26 @@ static void __init ar7240_usb_setup(void)
/* WAR for HW bug. Here it adjusts the duration between two SOFS */
ar71xx_usb_ctrl_wr(USB_CTRL_REG_FLADJ, 0x3);
- if (ar71xx_soc == AR71XX_SOC_AR7241 || ar71xx_soc == AR71XX_SOC_AR7242) {
- ar71xx_ehci_data.is_ar91xx = 1;
- ar71xx_ehci_device.resource = ar7240_ohci_resources;
- ar71xx_ehci_device.num_resources = ARRAY_SIZE(ar7240_ohci_resources);
- platform_device_register(&ar71xx_ehci_device);
- } else {
- ar71xx_ohci_device.resource = ar7240_ohci_resources;
- ar71xx_ohci_device.num_resources = ARRAY_SIZE(ar7240_ohci_resources);
- platform_device_register(&ar71xx_ohci_device);
- }
+ ar71xx_ohci_device.resource = ar7240_ohci_resources;
+ ar71xx_ohci_device.num_resources = ARRAY_SIZE(ar7240_ohci_resources);
+ platform_device_register(&ar71xx_ohci_device);
+}
+
+static void __init ar7241_usb_setup(void)
+{
+ ar71xx_device_start(AR724X_RESET_USBSUS_OVERRIDE);
+ mdelay(10);
+
+ ar71xx_device_start(AR724X_RESET_USB_HOST);
+ mdelay(10);
+
+ ar71xx_device_start(AR724X_RESET_USB_PHY);
+ mdelay(10);
+
+ ar71xx_ehci_data.is_ar91xx = 1;
+ ar71xx_ehci_device.resource = ar7240_ohci_resources;
+ ar71xx_ehci_device.num_resources = ARRAY_SIZE(ar7240_ohci_resources);
+ platform_device_register(&ar71xx_ehci_device);
}
static void __init ar91xx_usb_setup(void)
@@ -159,9 +169,12 @@ void __init ar71xx_add_device_usb(void)
{
switch (ar71xx_soc) {
case AR71XX_SOC_AR7240:
+ ar7240_usb_setup();
+ break;
+
case AR71XX_SOC_AR7241:
case AR71XX_SOC_AR7242:
- ar7240_usb_setup();
+ ar7241_usb_setup();
break;
case AR71XX_SOC_AR7130:
diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
index c6a5a4099..ce9523d3f 100644
--- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
@@ -432,6 +432,9 @@ void ar71xx_ddr_flush(u32 reg);
#define AR724X_RESET_PCIE_PHY_SERIAL BIT(10)
#define AR724X_RESET_PCIE_PHY BIT(7)
#define AR724X_RESET_PCIE BIT(6)
+#define AR724X_RESET_USB_HOST BIT(5)
+#define AR724X_RESET_USB_PHY BIT(4)
+#define AR724X_RESET_USBSUS_OVERRIDE BIT(3)
#define REV_ID_MAJOR_MASK 0xfff0
#define REV_ID_MAJOR_AR71XX 0x00a0