From: Ganesan Ramalingam <ganesanr@xxxxxxxxxxxx>
Add support for third XHCI port in XLPII processors.
Signed-off-by: Ganesan Ramalingam <ganesanr@xxxxxxxxxxxx>
Signed-off-by: Jayachandran C <jchandra@xxxxxxxxxxxx>
---
arch/mips/include/asm/netlogic/xlp-hal/xlp.h | 1 +
arch/mips/netlogic/xlp/nlm_hal.c | 2 ++
arch/mips/netlogic/xlp/usb-init-xlp2.c | 10 +++++++++-
3 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
index c0b2a80..feb6ed8 100644
--- a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
+++ b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
@@ -52,6 +52,7 @@
#define PIC_2XX_XHCI_2_IRQ 25
#define PIC_9XX_XHCI_0_IRQ 23
#define PIC_9XX_XHCI_1_IRQ 24
+#define PIC_9XX_XHCI_2_IRQ 25
#define PIC_MMC_IRQ 29
#define PIC_I2C_0_IRQ 30
diff --git a/arch/mips/netlogic/xlp/nlm_hal.c b/arch/mips/netlogic/xlp/nlm_hal.c
index c6c31e3..8d743d0 100644
--- a/arch/mips/netlogic/xlp/nlm_hal.c
+++ b/arch/mips/netlogic/xlp/nlm_hal.c
@@ -75,6 +75,8 @@ static int xlp9xx_irq_to_irt(int irq)
return 114;
case PIC_9XX_XHCI_1_IRQ:
return 115;
+ case PIC_9XX_XHCI_2_IRQ:
+ return 116;
case PIC_UART_0_IRQ:
return 133;
case PIC_UART_1_IRQ:
diff --git a/arch/mips/netlogic/xlp/usb-init-xlp2.c b/arch/mips/netlogic/xlp/usb-init-xlp2.c
index 17ade1c..2524939 100644
--- a/arch/mips/netlogic/xlp/usb-init-xlp2.c
+++ b/arch/mips/netlogic/xlp/usb-init-xlp2.c
@@ -128,6 +128,9 @@ static void xlp9xx_usb_ack(struct irq_data *data)
case PIC_9XX_XHCI_1_IRQ:
port_addr = nlm_xlpii_get_usb_regbase(node, 2);
break;
+ case PIC_9XX_XHCI_2_IRQ:
+ port_addr = nlm_xlpii_get_usb_regbase(node, 3);
+ break;
default:
pr_err("No matching USB irq %d node %d!\n", irq, node);
return;
@@ -222,14 +225,16 @@ static int __init nlm_platform_xlpii_usb_init(void)
}
/* XLP 9XX, multi-node */
- pr_info("Initializing 9XX USB Interface\n");
+ pr_info("Initializing 9XX/5XX USB Interface\n");
for (node = 0; node < NLM_NR_NODES; node++) {
if (!nlm_node_present(node))
continue;
nlm_xlpii_usb_hw_reset(node, 1);
nlm_xlpii_usb_hw_reset(node, 2);
+ nlm_xlpii_usb_hw_reset(node, 3);
nlm_set_pic_extra_ack(node, PIC_9XX_XHCI_0_IRQ, xlp9xx_usb_ack);
nlm_set_pic_extra_ack(node, PIC_9XX_XHCI_1_IRQ, xlp9xx_usb_ack);
+ nlm_set_pic_extra_ack(node, PIC_9XX_XHCI_2_IRQ, xlp9xx_usb_ack);
}
return 0;
}
@@ -253,6 +258,9 @@ static void nlm_xlp9xx_usb_fixup_final(struct pci_dev *dev)
case 0x22:
dev->irq = nlm_irq_to_xirq(node, PIC_9XX_XHCI_1_IRQ);
break;
+ case 0x23:
+ dev->irq = nlm_irq_to_xirq(node, PIC_9XX_XHCI_2_IRQ);
+ break;
}
}
--
1.9.1
