brcm63xx: allow setting the number of usb host ports for boards

Allow setting the number of available usb host ports for boards with
additional sanity checks to allow using the second port on devices
where it is available.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39324 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 107 insertions, 0 deletions

diff --git a/target/linux/brcm63xx/patches-3.10/350-MIPS-BCM63XX-support-settings-num-usbh-ports.patch b/target/linux/brcm63xx/patches-3.10/350-MIPS-BCM63XX-support-settings-num-usbh-ports.patch
new file mode 100644
index 0000000000..43709afd2e
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.10/350-MIPS-BCM63XX-support-settings-num-usbh-ports.patch
@@ -0,0 +1,107 @@
+--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
++++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+@@ -42,6 +42,7 @@ struct board_info {
+ 
+ 	/* USB config */
+ 	struct bcm63xx_usbd_platform_data usbd;
++	unsigned int num_usbh_ports:2;
+ 
+ 	/* DSP config */
+ 	struct bcm63xx_dsp_platform_data dsp;
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ehci.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ehci.h
+@@ -1,6 +1,6 @@
+ #ifndef BCM63XX_DEV_USB_EHCI_H_
+ #define BCM63XX_DEV_USB_EHCI_H_
+ 
+-int bcm63xx_ehci_register(void);
++int bcm63xx_ehci_register(unsigned int num_ports);
+ 
+ #endif /* BCM63XX_DEV_USB_EHCI_H_ */
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ohci.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ohci.h
+@@ -1,6 +1,6 @@
+ #ifndef BCM63XX_DEV_USB_OHCI_H_
+ #define BCM63XX_DEV_USB_OHCI_H_
+ 
+-int bcm63xx_ohci_register(void);
++int bcm63xx_ohci_register(unsigned int num_ports);
+ 
+ #endif /* BCM63XX_DEV_USB_OHCI_H_ */
+--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
++++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
+@@ -965,6 +965,7 @@ int __init board_register_devices(void)
+ {
+ 	int button_count = 0;
+ 	int led_count = 0;
++	int usbh_ports = 0;
+ 
+ 	if (board.has_uart0)
+ 		bcm63xx_uart_register(0);
+@@ -987,14 +988,21 @@ int __init board_register_devices(void)
+ 	    !bcm63xx_nvram_get_mac_address(board.enetsw.mac_addr))
+ 		bcm63xx_enetsw_register(&board.enetsw);
+ 
++	if ((board.has_ohci0 || board.has_ehci0)) {
++		usbh_ports = board.num_usbh_ports;
++
++		if (!usbh_ports || WARN_ON(usbh_ports > 1 && board.has_usbd))
++			usbh_ports = 1;
++	}
++
+ 	if (board.has_usbd)
+ 		bcm63xx_usbd_register(&board.usbd);
+ 
+ 	if (board.has_ehci0)
+-		bcm63xx_ehci_register();
++		bcm63xx_ehci_register(usbh_ports);
+ 
+ 	if (board.has_ohci0)
+-		bcm63xx_ohci_register();
++		bcm63xx_ohci_register(usbh_ports);
+ 
+ 	if (board.has_dsp)
+ 		bcm63xx_dsp_register(&board.dsp);
+--- a/arch/mips/bcm63xx/dev-usb-ehci.c
++++ b/arch/mips/bcm63xx/dev-usb-ehci.c
+@@ -79,12 +79,14 @@ static struct platform_device bcm63xx_eh
+ 	},
+ };
+ 
+-int __init bcm63xx_ehci_register(void)
++int __init bcm63xx_ehci_register(unsigned int num_ports)
+ {
+ 	if (!BCMCPU_IS_6318() && !BCMCPU_IS_6328() && !BCMCPU_IS_6358() &&
+ 		!BCMCPU_IS_6362() && !BCMCPU_IS_6368() && !BCMCPU_IS_63268())
+ 		return 0;
+ 
++	bcm63xx_ehci_pdata.num_ports = num_ports;	
++
+ 	ehci_resources[0].start = bcm63xx_regset_address(RSET_EHCI0);
+ 	ehci_resources[0].end = ehci_resources[0].start;
+ 	ehci_resources[0].end += RSET_EHCI_SIZE - 1;
+--- a/arch/mips/bcm63xx/dev-usb-ohci.c
++++ b/arch/mips/bcm63xx/dev-usb-ohci.c
+@@ -62,7 +62,6 @@ static struct usb_ohci_pdata bcm63xx_ohc
+ 	.big_endian_desc	= 1,
+ 	.big_endian_mmio	= 1,
+ 	.no_big_frame_no	= 1,
+-	.num_ports		= 1,
+ 	.power_on		= bcm63xx_ohci_power_on,
+ 	.power_off		= bcm63xx_ohci_power_off,
+ 	.power_suspend		= bcm63xx_ohci_power_off,
+@@ -80,11 +79,13 @@ static struct platform_device bcm63xx_oh
+ 	},
+ };
+ 
+-int __init bcm63xx_ohci_register(void)
++int __init bcm63xx_ohci_register(unsigned int num_ports)
+ {
+ 	if (BCMCPU_IS_6345() || BCMCPU_IS_6338())
+ 		return -ENODEV;
+ 
++	bcm63xx_ohci_pdata.num_ports = num_ports;
++
+ 	ohci_resources[0].start = bcm63xx_regset_address(RSET_OHCI0);
+ 	ohci_resources[0].end = ohci_resources[0].start;
+ 	ohci_resources[0].end += RSET_OHCI_SIZE - 1;