3 drivers/usb/host/xhci-rzv2m.c:36:3: error: implicit declaration of function ‘writel’ [-Werror=implicit-function-declaration]
   3 drivers/usb/host/xhci-rzv2m.c:36:21: error: invalid use of undefined type ‘struct usb_hcd’
   3 drivers/usb/host/xhci-rzv2m.c:34:21: error: invalid use of undefined type ‘struct usb_hcd’
   3 drivers/usb/host/xhci-rzv2m.c:34:12: error: implicit declaration of function ‘readl’ [-Werror=implicit-function-declaration]
   3 drivers/usb/host/xhci-rzv2m.c:32:9: error: invalid use of undefined type ‘struct usb_hcd’
   3 drivers/usb/host/xhci-rzv2m.c:23:25: error: invalid use of undefined type ‘struct device’
   3 drivers/usb/host/xhci-rzv2m.c:21:26: error: invalid use of undefined type ‘struct usb_hcd’
   3 drivers/usb/host/xhci-rzv2m.c:14:32: error: implicit declaration of function ‘BIT’ [-Werror=implicit-function-declaration]
   3 drivers/clk/renesas/rzg2l-cpg.c:504:48: warning: passing argument 2 of ‘clk_mux_val_to_index’ discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
   3 drivers/clk/renesas/rzg2l-cpg.c:476:43: warning: passing argument 1 of ‘clk_mux_index_to_val’ discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
   3 cc1: some warnings being treated as errors
   2 <stdin>:830:2: warning: #warning syscall fstat64 not implemented [-Wcpp]
   2 <stdin>:1127:2: warning: #warning syscall fstatat64 not implemented [-Wcpp]
   1 WARNING: modpost: vmlinux.o(___ksymtab_gpl+ixp4xx_irq_init+0x0): Section mismatch in reference from the variable __ksymtab_ixp4xx_irq_init to the function .init.text:ixp4xx_irq_init()