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[PATCH 3/6] MIPS: Octeon: Add platform devices MGMT Ethernet ports.

To: ralf@linux-mips.org, linux-mips@linux-mips.org, netdev@vger.kernel.org
Subject: [PATCH 3/6] MIPS: Octeon: Add platform devices MGMT Ethernet ports.
From: David Daney <ddaney@caviumnetworks.com>
Date: Wed, 7 Oct 2009 16:10:12 -0700
Cc: David Daney <ddaney@caviumnetworks.com>
In-reply-to: <4ACD1F4E.8090603@caviumnetworks.com>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <4ACD1F4E.8090603@caviumnetworks.com>
Sender: linux-mips-bounce@linux-mips.org
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
---
 arch/mips/cavium-octeon/octeon-platform.c |   58 +++++++++++++++++++++++++++++
 1 files changed, 58 insertions(+), 0 deletions(-)

diff --git a/arch/mips/cavium-octeon/octeon-platform.c 
b/arch/mips/cavium-octeon/octeon-platform.c
index febfdd7..cfdb4c2 100644
--- a/arch/mips/cavium-octeon/octeon-platform.c
+++ b/arch/mips/cavium-octeon/octeon-platform.c
@@ -189,6 +189,64 @@ out:
 }
 device_initcall(octeon_mdiobus_device_init);
 
+/* Octeon mgmt port Ethernet interface.  */
+static int __init octeon_mgmt_device_init(void)
+{
+       struct platform_device *pd;
+       int ret = 0;
+       int port, num_ports;
+
+       struct resource mgmt_port_resource = {
+               .flags  = IORESOURCE_IRQ,
+               .start  = -1,
+               .end    = -1
+       };
+
+       if (!OCTEON_IS_MODEL(OCTEON_CN56XX) && !OCTEON_IS_MODEL(OCTEON_CN52XX))
+               return 0;
+
+       if (OCTEON_IS_MODEL(OCTEON_CN56XX))
+               num_ports = 1;
+       else
+               num_ports = 2;
+
+       for (port = 0; port < num_ports; port++) {
+               pd = platform_device_alloc("octeon_mgmt", port);
+               if (!pd) {
+                       ret = -ENOMEM;
+                       goto out;
+               }
+               switch (port) {
+               case 0:
+                       mgmt_port_resource.start = OCTEON_IRQ_MII0;
+                       break;
+               case 1:
+                       mgmt_port_resource.start = OCTEON_IRQ_MII1;
+                       break;
+               default:
+                       BUG();
+               }
+               mgmt_port_resource.end = mgmt_port_resource.start;
+
+               ret = platform_device_add_resources(pd, &mgmt_port_resource, 1);
+
+               if (ret)
+                       goto fail;
+
+               ret = platform_device_add(pd);
+               if (ret)
+                       goto fail;
+       }
+       return ret;
+fail:
+       platform_device_put(pd);
+
+out:
+       return ret;
+
+}
+device_initcall(octeon_mgmt_device_init);
+
 MODULE_AUTHOR("David Daney <ddaney@caviumnetworks.com>");
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Platform driver for Octeon SOC");
-- 
1.6.0.6


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