usb: introduce a separate config option for DM USB device

Using CONFIG_DM_USB for this purpose prevents using DM_USB for host and not
for device.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 13ba774..7f513ce 100644 (file)
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -932,6 +932,7 @@ config ARCH_ZYNQMP_R5
        select DM_SERIAL
        select OF_CONTROL
        imply CMD_DM
+       imply DM_USB_GADGET
 
 config ARCH_ZYNQMP
        bool "Xilinx ZynqMP based platform"
@@ -949,6 +950,7 @@ config ARCH_ZYNQMP
        imply CMD_DM
        imply FAT_WRITE
        imply MP
+       imply DM_USB_GADGET
 
 config TEGRA
        bool "NVIDIA Tegra"

diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index d456beb..98f8343 100644 (file)
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -52,6 +52,20 @@ config SPL_DM_USB
        depends on DM_USB
        default y
 
+config DM_USB_GADGET
+       bool "Enable driver model for USB Gadget"
+       depends on DM_USB
+       help
+         Enable driver model for USB Gadget (Peripheral
+         mode)
+
+config SPL_DM_USB_GADGET
+       bool "Enable driver model for USB Gadget in sPL"
+       depends on SPL_DM_USB
+       help
+         Enable driver model for USB Gadget in SPL
+         (Peripheral mode)
+
 source "drivers/usb/host/Kconfig"
 
 source "drivers/usb/dwc3/Kconfig"

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index f1ca619..f9d8465 100644 (file)
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -789,8 +789,7 @@ MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>");
 MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("DesignWare USB3 DRD Controller Driver");
 
-#if CONFIG_IS_ENABLED(DM_USB)
-
+#if CONFIG_IS_ENABLED(DM_USB_GADGET)
 int dwc3_init(struct dwc3 *dwc)
 {
        int ret;

diff --git a/drivers/usb/dwc3/dwc3-generic.c b/drivers/usb/dwc3/dwc3-generic.c
index 56c9fd6..ad3a116 100644 (file)
--- a/drivers/usb/dwc3/dwc3-generic.c
+++ b/drivers/usb/dwc3/dwc3-generic.c
@@ -21,8 +21,7 @@
 #include "gadget.h"
 #include "linux-compat.h"
 
-DECLARE_GLOBAL_DATA_PTR;
-
+#if CONFIG_IS_ENABLED(DM_USB_GADGET)
 int usb_gadget_handle_interrupts(int index)
 {
        struct dwc3 *priv;
@@ -97,6 +96,7 @@ U_BOOT_DRIVER(dwc3_generic_peripheral) = {
        .priv_auto_alloc_size = sizeof(struct dwc3),
        .flags  = DM_FLAG_ALLOC_PRIV_DMA,
 };
+#endif
 
 static int dwc3_generic_bind(struct udevice *parent)
 {