MI424WR - add rev D support

Add support for revision D of the MI424WR.
Rev D swaps LAN & WAN ports so this patch maintains
eth0 for LAN and eth1 for WAN. For details on rev D usage,
see http://wiki.openwrt.org/toh/actiontec/mi424wr

Signed-off-by: Jose Vasconcellos <jvasco@verizon.net>
SVN-Revision: 32820

diff --git a/target/linux/ixp4xx/patches-3.3/185-mi424wr_support.patch b/target/linux/ixp4xx/patches-3.3/185-mi424wr_support.patch
index 7228860015f5056807af8d1ac74b6a89313a85c5..08ad726407018e3e48fb6c2cb72a0325d727f77c 100644 (file)
--- a/target/linux/ixp4xx/patches-3.3/185-mi424wr_support.patch
+++ b/target/linux/ixp4xx/patches-3.3/185-mi424wr_support.patch
@@ -74,7 +74,7 @@
 +
 --- /dev/null
 +++ b/arch/arm/mach-ixp4xx/mi424wr-setup.c
-@@ -0,0 +1,345 @@
+@@ -0,0 +1,380 @@
 +/*
 + * arch/arm/mach-ixp4xx/mi424wr-setup.c
 + *
@@ -350,13 +350,13 @@
 +      .dev.platform_data = &mi424wr_spi_bus_data,
 +};
 +
-+static struct eth_plat_info mi424wr_npeb_data = {
++static struct eth_plat_info mi424wr_wan_data = {
 +      .phy            = 17,   /* KS8721 */
 +      .rxq            = 3,
 +      .txreadyq       = 20,
 +};
 +
-+static struct eth_plat_info mi424wr_npec_data = {
++static struct eth_plat_info mi424wr_lan_data = {
 +      .phy            = IXP4XX_ETH_PHY_MAX_ADDR,
 +      .phy_mask       = 0x1e, /* ports 1-4 of the KS8995 switch */
 +      .rxq            = 4,
@@ -367,11 +367,36 @@
 +      {
 +              .name                   = "ixp4xx_eth",
 +              .id                     = IXP4XX_ETH_NPEC,
-+              .dev.platform_data      = &mi424wr_npec_data,
++              .dev.platform_data      = &mi424wr_lan_data,
 +      }, {
 +              .name                   = "ixp4xx_eth",
 +              .id                     = IXP4XX_ETH_NPEB,
-+              .dev.platform_data      = &mi424wr_npeb_data,
++              .dev.platform_data      = &mi424wr_wan_data,
++      }
++};
++
++static struct eth_plat_info mi424wr_wanD_data = {
++      .phy            = 5,
++      .rxq            = 4,
++      .txreadyq       = 21,
++};
++
++static struct eth_plat_info mi424wr_lanD_data = {
++      .phy            = IXP4XX_ETH_PHY_MAX_ADDR,
++      .phy_mask       = 0x1e, /* ports 1-4 of the KS8995 switch */
++      .rxq            = 3,
++      .txreadyq       = 20,
++};
++
++static struct platform_device mi424wr_npeD_devices[] = {
++      {
++              .name                   = "ixp4xx_eth",
++              .id                     = IXP4XX_ETH_NPEB,
++              .dev.platform_data      = &mi424wr_lanD_data,
++      }, {
++              .name                   = "ixp4xx_eth",
++              .id                     = IXP4XX_ETH_NPEC,
++              .dev.platform_data      = &mi424wr_wanD_data,
 +      }
 +};
 +
@@ -381,8 +406,6 @@
 +      &mi424wr_gpio_leds,
 +      &mi424wr_latch_leds,
 +      &mi424wr_spi_bus,
-+      &mi424wr_npe_devices[0],
-+      &mi424wr_npe_devices[1],
 +};
 +
 +static void __init mi424wr_init(void)
@@ -405,6 +428,18 @@
 +      __raw_writew(latch_value, iobase);
 +
 +      platform_add_devices(mi424wr_devices, ARRAY_SIZE(mi424wr_devices));
++
++      /* Need to figure out how to detect revD.
++       * Look for a revision argument sent by redboot.
++       */
++#define revD 4
++      if (system_rev == revD) {
++              platform_device_register(&mi424wr_npeD_devices[0]);
++              platform_device_register(&mi424wr_npeD_devices[1]);
++      } else {
++              platform_device_register(&mi424wr_npe_devices[0]);
++              platform_device_register(&mi424wr_npe_devices[1]);
++      }
 +}
 +
 +