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[ixp4xx] MI424WR - add rev D support

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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>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32820 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
blogic 2012-07-24 20:38:36 +00:00
parent 9722273ea2
commit a1375cfa56
1 changed files with 42 additions and 7 deletions
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49
target/linux/ixp4xx/patches-3.3/185-mi424wr_support.patch
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@ -74,7 +74,7 @@
+ +
--- /dev/null --- /dev/null
+++ b/arch/arm/mach-ixp4xx/mi424wr-setup.c +++ b/arch/arm/mach-ixp4xx/mi424wr-setup.c
@@ -0,0 +1,345 @@ @@ -0,0 +1,380 @@
+/* +/*
+ * arch/arm/mach-ixp4xx/mi424wr-setup.c + * arch/arm/mach-ixp4xx/mi424wr-setup.c
+ * + *
@ -350,13 +350,13 @@
+ .dev.platform_data = &mi424wr_spi_bus_data, + .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 */ + .phy = 17, /* KS8721 */
+ .rxq = 3, + .rxq = 3,
+ .txreadyq = 20, + .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 = IXP4XX_ETH_PHY_MAX_ADDR,
+ .phy_mask = 0x1e, /* ports 1-4 of the KS8995 switch */ + .phy_mask = 0x1e, /* ports 1-4 of the KS8995 switch */
+ .rxq = 4, + .rxq = 4,
@ -367,11 +367,36 @@
+ { + {
+ .name = "ixp4xx_eth", + .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEC, + .id = IXP4XX_ETH_NPEC,
+ .dev.platform_data = &mi424wr_npec_data, + .dev.platform_data = &mi424wr_lan_data,
+ }, { + }, {
+ .name = "ixp4xx_eth", + .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEB, + .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_gpio_leds,
+ &mi424wr_latch_leds, + &mi424wr_latch_leds,
+ &mi424wr_spi_bus, + &mi424wr_spi_bus,
+ &mi424wr_npe_devices[0],
+ &mi424wr_npe_devices[1],
+}; +};
+ +
+static void __init mi424wr_init(void) +static void __init mi424wr_init(void)
@ -405,6 +428,18 @@
+ __raw_writew(latch_value, iobase); + __raw_writew(latch_value, iobase);
+ +
+ platform_add_devices(mi424wr_devices, ARRAY_SIZE(mi424wr_devices)); + 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]);
+ }
+} +}
+ +
+ +