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-rw-r--r--target/linux/generic/hack-4.9/773-bgmac-add-srab-switch.patch104
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);