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authorJonas Gorski <jogo@openwrt.org>2015-12-02 22:23:22 +0000
committerJonas Gorski <jogo@openwrt.org>2015-12-02 22:23:22 +0000
commit621677154f39f2e0b698a558b8b795db84a8e014 (patch)
tree3c4d60241f9ad7f52f12aa022af8b5a684b2ab08 /target/linux/generic/patches-4.4/773-bgmac-add-srab-switch.patch
parent4454a3fb6375cf1adf17f63a54cd7660bc40caa7 (diff)
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kernel: add linux 4.4 support
Based on 4.4-rc3. Runtime tested on MIPS. Signed-off-by: Jonas Gorski <jogo@openwrt.org> SVN-Revision: 47701
Diffstat (limited to 'target/linux/generic/patches-4.4/773-bgmac-add-srab-switch.patch')
-rw-r--r--target/linux/generic/patches-4.4/773-bgmac-add-srab-switch.patch72
1 files changed, 72 insertions, 0 deletions
diff --git a/target/linux/generic/patches-4.4/773-bgmac-add-srab-switch.patch b/target/linux/generic/patches-4.4/773-bgmac-add-srab-switch.patch
new file mode 100644
index 0000000000..f5bd743bba
--- /dev/null
+++ b/target/linux/generic/patches-4.4/773-bgmac-add-srab-switch.patch
@@ -0,0 +1,72 @@
+Register switch connected to srab
+
+Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+
+--- a/drivers/net/ethernet/broadcom/bgmac.c
++++ b/drivers/net/ethernet/broadcom/bgmac.c
+@@ -17,6 +17,7 @@
+ #include <linux/phy_fixed.h>
+ #include <linux/interrupt.h>
+ #include <linux/dma-mapping.h>
++#include <linux/platform_data/b53.h>
+ #include <linux/bcm47xx_nvram.h>
+
+ static const struct bcma_device_id bgmac_bcma_tbl[] = {
+@@ -1538,6 +1539,17 @@ static void bgmac_mii_unregister(struct
+ mdiobus_free(mii_bus);
+ }
+
++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,
++ },
++};
++
+ /**************************************************
+ * BCMA bus ops
+ **************************************************/
+@@ -1682,6 +1694,16 @@ static int bgmac_probe(struct bcma_devic
+ net_dev->hw_features = net_dev->features;
+ net_dev->vlan_features = net_dev->features;
+
++ if ((ci->id == BCMA_CHIP_ID_BCM4707 ||
++ ci->id == BCMA_CHIP_ID_BCM53018) &&
++ !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) {
+ bgmac_err(bgmac, "Cannot register net device\n");
+@@ -1708,6 +1730,10 @@ static void bgmac_remove(struct bcma_dev
+ {
+ struct bgmac *bgmac = bcma_get_drvdata(core);
+
++ if (bgmac->b53_device)
++ platform_device_unregister(&bgmac_b53_dev);
++ bgmac->b53_device = NULL;
++
+ unregister_netdev(bgmac->net_dev);
+ bgmac_mii_unregister(bgmac);
+ netif_napi_del(&bgmac->napi);
+--- a/drivers/net/ethernet/broadcom/bgmac.h
++++ b/drivers/net/ethernet/broadcom/bgmac.h
+@@ -463,6 +463,9 @@ struct bgmac {
+ bool has_robosw;
+
+ bool loopback;
++
++ /* platform device for associated switch */
++ struct platform_device *b53_device;
+ };
+
+ static inline u32 bgmac_read(struct bgmac *bgmac, u16 offset)