zynqmp: usb: Add usb dwc3 driver support for zynqmp

Added usb dwc3 driver support for zynqmp
this also supports the DFU and LTHOR to download
the linux images on to RAM and cen be booted from
those linux images.

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/arch/arm/cpu/armv8/zynqmp/Kconfig b/arch/arm/cpu/armv8/zynqmp/Kconfig
index 5f797406bf86172bfba5c59333efabe7dc29fedf..e5a4fdd0fda0924f74075b4f4d5dc199601ac457 100644 (file)
--- a/arch/arm/cpu/armv8/zynqmp/Kconfig
+++ b/arch/arm/cpu/armv8/zynqmp/Kconfig
@@ -24,4 +24,7 @@ config SECURE_IOU
        bool "Configure ZynqMP secure IOU"
        default n
 
+config ZYNQMP_USB
+       bool "Configure ZynqMP USB"
+
 endif

diff --git a/arch/arm/include/asm/arch-zynqmp/hardware.h b/arch/arm/include/asm/arch-zynqmp/hardware.h
index f655d72d2ce1eeadba8a0b136257586bec02ed18..0f03c246d72d79de33d87b45bad691dda24285d7 100644 (file)
--- a/arch/arm/include/asm/arch-zynqmp/hardware.h
+++ b/arch/arm/include/asm/arch-zynqmp/hardware.h
@@ -27,6 +27,9 @@
 
 #define ZYNQMP_SATA_BASEADDR   0xFD0C0000
 
+#define ZYNQMP_USB0_XHCI_BASEADDR      0xFE200000
+#define ZYNQMP_USB1_XHCI_BASEADDR      0xFE300000
+
 #define ZYNQMP_CRL_APB_BASEADDR        0xFF5E0000
 #define ZYNQMP_CRL_APB_TIMESTAMP_REF_CTRL_CLKACT       0x1000000
 

diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c
index ffb3a58ca1147e77c25257274febaffee96daa6c..d105bb4de32f6ce9aa8778e4a426da35f18dbcc7 100644 (file)
--- a/board/xilinx/zynqmp/zynqmp.c
+++ b/board/xilinx/zynqmp/zynqmp.c
@@ -12,6 +12,8 @@
 #include <asm/arch/hardware.h>
 #include <asm/arch/sys_proto.h>
 #include <asm/io.h>
+#include <usb.h>
+#include <dwc3-uboot.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -136,3 +138,29 @@ int checkboard(void)
        puts("Board:\tXilinx ZynqMP\n");
        return 0;
 }
+
+#ifdef CONFIG_USB_DWC3
+static struct dwc3_device dwc3_device_data = {
+       .maximum_speed = USB_SPEED_HIGH,
+       .base = ZYNQMP_USB0_XHCI_BASEADDR,
+       .dr_mode = USB_DR_MODE_PERIPHERAL,
+       .index = 0,
+};
+
+int usb_gadget_handle_interrupts(void)
+{
+       dwc3_uboot_handle_interrupt(0);
+       return 0;
+}
+
+int board_usb_init(int index, enum usb_init_type init)
+{
+       return dwc3_uboot_init(&dwc3_device_data);
+}
+
+int board_usb_cleanup(int index, enum usb_init_type init)
+{
+       dwc3_uboot_exit(index);
+       return 0;
+}
+#endif

diff --git a/configs/xilinx_zynqmp_ep_defconfig b/configs/xilinx_zynqmp_ep_defconfig
index fc2ce2a144c934c3a0c87615e61e95544c306f97..0ee6fe4455d6659ba9ca7c2b8fbbba4effea689c 100644 (file)
--- a/configs/xilinx_zynqmp_ep_defconfig
+++ b/configs/xilinx_zynqmp_ep_defconfig
@@ -1,5 +1,6 @@
 CONFIG_ARM=y
 CONFIG_ARCH_ZYNQMP=y
+CONFIG_ZYNQMP_USB=y
 CONFIG_SYS_TEXT_BASE=0x8000000
 CONFIG_DEFAULT_DEVICE_TREE="zynqmp-ep"
 CONFIG_SYS_PROMPT="ZynqMP> "

diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h
index 01b7993bb6b81568b8e5829d7aaa2fa8246314f9..da87188e84a2ccad0cb8eddf717ca35b16bd4dbb 100644 (file)
--- a/include/configs/xilinx_zynqmp.h
+++ b/include/configs/xilinx_zynqmp.h
@@ -49,7 +49,7 @@
 #define COUNTER_FREQUENCY              4000000
 
 /* Size of malloc() pool */
-#define CONFIG_SYS_MALLOC_LEN          (CONFIG_ENV_SIZE + 0x400000)
+#define CONFIG_SYS_MALLOC_LEN          (CONFIG_ENV_SIZE + 0x2000000)
 
 /* Serial setup */
 #if defined(CONFIG_ZYNQMP_DCC)
@@ -108,13 +108,51 @@
 /* Miscellaneous configurable options */
 #define CONFIG_SYS_LOAD_ADDR           0x8000000
 
+#if defined(CONFIG_ZYNQMP_USB)
+#define CONFIG_USB_DWC3
+#define CONFIG_USB_DWC3_GADGET
+
+#define CONFIG_USB_GADGET
+#define CONFIG_USB_GADGET_DOWNLOAD
+#define CONFIG_USB_GADGET_DUALSPEED
+#define CONFIG_USB_GADGET_VBUS_DRAW    2
+#define CONFIG_USBDOWNLOAD_GADGET
+#define CONFIG_SYS_DFU_DATA_BUF_SIZE   0x1800000
+#define DFU_DEFAULT_POLL_TIMEOUT       300
+#define CONFIG_USB_FUNCTION_DFU
+#define CONFIG_DFU_RAM
+#define CONFIG_G_DNL_VENDOR_NUM                0x03FD
+#define CONFIG_G_DNL_PRODUCT_NUM       0x0300
+#define CONFIG_G_DNL_MANUFACTURER      "Xilinx"
+#define CONFIG_USB_CABLE_CHECK
+#define CONFIG_CMD_DFU
+#define CONFIG_CMD_THOR_DOWNLOAD
+#define CONFIG_USB_FUNCTION_THOR
+#define CONFIG_THOR_RESET_OFF
+#define DFU_ALT_INFO_RAM \
+       "dfu_ram_info=" \
+       "set dfu_alt_info " \
+       "Image ram 0x200000 0x1800000\\\\;" \
+       "system.dtb ram 0x7000000 0x40000\0" \
+       "dfu_ram=run dfu_ram_info && dfu 0 ram 0\0" \
+       "thor_ram=run dfu_ram_info && thordown 0 ram 0\0"
+
+#define DFU_ALT_INFO  \
+               DFU_ALT_INFO_RAM
+#endif
+
+#if !defined(DFU_ALT_INFO)
+# define DFU_ALT_INFO
+#endif
+
 /* Initial environment variables */
 #define CONFIG_EXTRA_ENV_SETTINGS \
        "kernel_addr=0x80000\0" \
        "fdt_addr=0x7000000\0" \
        "fdt_high=0x10000000\0" \
        "sdboot=mmcinfo && load mmc 0:0 $fdt_addr system.dtb && " \
-               "load mmc 0:0 $kernel_addr Image && booti $kernel_addr - $fdt_addr\0"
+               "load mmc 0:0 $kernel_addr Image && booti $kernel_addr - $fdt_addr\0" \
+       DFU_ALT_INFO
 
 #define CONFIG_BOOTARGS                "setenv bootargs console=ttyPS0,${baudrate} " \
                                "earlycon=cdns,mmio,0xff000000,${baudrate}n8"