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authorPeter Chen <peter.chen@freescale.com>2015-07-14 14:36:23 +0800
committerPeter Chen <peter.chen@freescale.com>2015-07-14 15:34:57 +0800
commit140a07c3254ca20768598c05db09bfd9c9029a71 (patch)
tree62cb25cbdfff5bc8ada4eac41aa2640f6aac1f53 /arch
parentd75828c29dc18df8ff6924f6746d1f684344e20d (diff)
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MLK-10932-2 ARM: imx7: imx-regs: add disconnect_from_pc API
Add disconnect_from_pc API which is used to disconnect the connection with PC which is established at rom code. Tested-by: Spring Zhang <b17931@freescale.com> Tested-by: Zhang Sanshan <b51434@freescale.com> Signed-off-by: Peter Chen <peter.chen@freescale.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/include/asm/arch-mx7/imx-regs.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/include/asm/arch-mx7/imx-regs.h b/arch/arm/include/asm/arch-mx7/imx-regs.h
index 9061773..9f800ae 100644
--- a/arch/arm/include/asm/arch-mx7/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx7/imx-regs.h
@@ -1275,8 +1275,9 @@ extern void pcie_power_off(void);
/* If ROM fail back to USB recover mode, USBPH0_PWD will be clear to use USB
* If boot from the other mode, USB0_PWD will keep reset value
*/
-#define is_boot_from_usb(void) (readl(USBOTG1_IPS_BASE_ADDR + 0x158) || \
+#define is_boot_from_usb(void) (readl(USBOTG1_IPS_BASE_ADDR + 0x158) || \
readl(USBOTG2_IPS_BASE_ADDR + 0x158))
+#define disconnect_from_pc(void) writel(0x0, USBOTG1_IPS_BASE_ADDR + 0x140)
/* Boot device type */
#define BOOT_TYPE_SD 0x1