diff options
Diffstat (limited to 'target/linux/generic/hack-4.9/773-bgmac-add-srab-switch.patch')
| -rw-r--r-- | target/linux/generic/hack-4.9/773-bgmac-add-srab-switch.patch | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/target/linux/generic/hack-4.9/773-bgmac-add-srab-switch.patch b/target/linux/generic/hack-4.9/773-bgmac-add-srab-switch.patch new file mode 100644 index 0000000000..8e353a2f6d --- /dev/null +++ b/target/linux/generic/hack-4.9/773-bgmac-add-srab-switch.patch @@ -0,0 +1,104 @@ +From 3cb240533ab787899dc7f17aa7d6c5b4810e2e58 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Fri, 7 Jul 2017 17:26:01 +0200 +Subject: bcm53xx: bgmac: use srab switch driver + +use the srab switch driver on these SoCs. + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + drivers/net/ethernet/broadcom/bgmac-bcma.c | 1 + + drivers/net/ethernet/broadcom/bgmac.c | 24 ++++++++++++++++++++++++ + drivers/net/ethernet/broadcom/bgmac.h | 4 ++++ + 3 files changed, 29 insertions(+) + +Index: linux-4.9.34/drivers/net/ethernet/broadcom/bgmac-bcma.c +=================================================================== +--- linux-4.9.34.orig/drivers/net/ethernet/broadcom/bgmac-bcma.c ++++ linux-4.9.34/drivers/net/ethernet/broadcom/bgmac-bcma.c +@@ -230,6 +230,7 @@ static int bgmac_probe(struct bcma_devic + bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; + bgmac->feature_flags |= BGMAC_FEAT_NO_RESET; + bgmac->feature_flags |= BGMAC_FEAT_FORCE_SPEED_2500; ++ bgmac->feature_flags |= BGMAC_FEAT_SRAB; + break; + case BCMA_CHIP_ID_BCM53573: + bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; +Index: linux-4.9.34/drivers/net/ethernet/broadcom/bgmac.c +=================================================================== +--- linux-4.9.34.orig/drivers/net/ethernet/broadcom/bgmac.c ++++ linux-4.9.34/drivers/net/ethernet/broadcom/bgmac.c +@@ -11,6 +11,7 @@ + + #include <linux/bcma/bcma.h> + #include <linux/etherdevice.h> ++#include <linux/platform_data/b53.h> + #include <linux/bcm47xx_nvram.h> + #include "bgmac.h" + +@@ -1387,6 +1388,17 @@ static const struct ethtool_ops bgmac_et + .set_link_ksettings = phy_ethtool_set_link_ksettings, + }; + ++static struct b53_platform_data bgmac_b53_pdata = { ++}; ++ ++static struct platform_device bgmac_b53_dev = { ++ .name = "b53-srab-switch", ++ .id = -1, ++ .dev = { ++ .platform_data = &bgmac_b53_pdata, ++ }, ++}; ++ + /************************************************** + * MII + **************************************************/ +@@ -1533,6 +1545,14 @@ int bgmac_enet_probe(struct bgmac *bgmac + net_dev->hw_features = net_dev->features; + net_dev->vlan_features = net_dev->features; + ++ if ((bgmac->feature_flags & BGMAC_FEAT_SRAB) && !bgmac_b53_pdata.regs) { ++ bgmac_b53_pdata.regs = ioremap_nocache(0x18007000, 0x1000); ++ ++ err = platform_device_register(&bgmac_b53_dev); ++ if (!err) ++ bgmac->b53_device = &bgmac_b53_dev; ++ } ++ + err = register_netdev(bgmac->net_dev); + if (err) { + dev_err(bgmac->dev, "Cannot register net device\n"); +@@ -1555,6 +1575,10 @@ EXPORT_SYMBOL_GPL(bgmac_enet_probe); + + void bgmac_enet_remove(struct bgmac *bgmac) + { ++ if (bgmac->b53_device) ++ platform_device_unregister(&bgmac_b53_dev); ++ bgmac->b53_device = NULL; ++ + unregister_netdev(bgmac->net_dev); + phy_disconnect(bgmac->net_dev->phydev); + netif_napi_del(&bgmac->napi); +Index: linux-4.9.34/drivers/net/ethernet/broadcom/bgmac.h +=================================================================== +--- linux-4.9.34.orig/drivers/net/ethernet/broadcom/bgmac.h ++++ linux-4.9.34/drivers/net/ethernet/broadcom/bgmac.h +@@ -409,6 +409,7 @@ + #define BGMAC_FEAT_CC4_IF_SW_TYPE BIT(17) + #define BGMAC_FEAT_CC4_IF_SW_TYPE_RGMII BIT(18) + #define BGMAC_FEAT_CC7_IF_TYPE_RGMII BIT(19) ++#define BGMAC_FEAT_SRAB BIT(20) + + struct bgmac_slot_info { + union { +@@ -513,6 +514,9 @@ struct bgmac { + u32 (*get_bus_clock)(struct bgmac *bgmac); + void (*cmn_maskset32)(struct bgmac *bgmac, u16 offset, u32 mask, + u32 set); ++ ++ /* platform device for associated switch */ ++ struct platform_device *b53_device; + }; + + struct bgmac *bgmac_alloc(struct device *dev); |