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bcm53xx: bgmac: use srab switch driver

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use the srab switch driver on these SoCs.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

SVN-Revision: 38200
This commit is contained in:
Hauke Mehrtens 2013-09-25 21:49:12 +00:00
parent 0bdc137636
commit 6910cb4d6f
2 changed files with 69 additions and 1 deletions
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2
target/linux/bcm53xx/Makefile
View file

@ -24,6 +24,6 @@ CFLAGS:=-Os -pipe -mtune=cortex-a9 -march=armv7-a -mfpu=vfp -mfloat-abi=softfp
KERNELNAME:="zImage dtbs" KERNELNAME:="zImage dtbs"
DEFAULT_PACKAGES += DEFAULT_PACKAGES += swconfig
$(eval $(call BuildTarget)) $(eval $(call BuildTarget))

68
target/linux/bcm53xx/patches-3.10/205-bgmac-add-srab-switch.patch Normal file
View file

@ -0,0 +1,68 @@
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -16,6 +16,7 @@
#include <linux/phy.h>
#include <linux/interrupt.h>
#include <linux/dma-mapping.h>
+#include <linux/platform_data/b53.h>
#ifdef CONFIG_BCM47XX
#include <bcm47xx_nvram.h>
#else
@@ -1396,6 +1397,17 @@ 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
**************************************************/
@@ -1495,6 +1507,16 @@ static int bgmac_probe(struct bcma_devic
goto err_dma_free;
}
+ if (core->id.id != BCMA_CHIP_ID_BCM4707 &&
+ core->id.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");
@@ -1524,6 +1546,10 @@ 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;
+
netif_napi_del(&bgmac->napi);
unregister_netdev(bgmac->net_dev);
bgmac_mii_unregister(bgmac);
--- a/drivers/net/ethernet/broadcom/bgmac.h
+++ b/drivers/net/ethernet/broadcom/bgmac.h
@@ -428,6 +428,9 @@ 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)