Convert CONFIG_USB_OHCI_NEW et al to Kconfig

This converts the following to Kconfig:
    CONFIG_SYS_OHCI_SWAP_REG_ACCESS
    CONFIG_SYS_USB_OHCI_CPU_INIT
    CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS
    CONFIG_SYS_USB_OHCI_SLOT_NAME
    CONFIG_USB_ATMEL
    CONFIG_USB_ATMEL_CLK_SEL_PLLB
    CONFIG_USB_ATMEL_CLK_SEL_UPLL
    CONFIG_USB_OHCI_LPC32XX
    CONFIG_USB_OHCI_NEW

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/da850evm_defconfig b/configs/da850evm_defconfig
index de2d709..d734829 100644
--- a/configs/da850evm_defconfig
+++ b/configs/da850evm_defconfig
@@ -110,6 +110,7 @@
 # CONFIG_SPL_DM_USB is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_DA8XX=y
+CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS=15
 CONFIG_USB_MUSB_HOST=y
 CONFIG_USB_MUSB_DA8XX=y
 CONFIG_USB_MUSB_PIO_ONLY=y