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bgmac: add supprot for BCM4707
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -887,6 +887,8 @@ static void bgmac_speed(struct bgmac *bg
set |= BGMAC_CMDCFG_ES_100;
if (speed & BGMAC_SPEED_1000)
set |= BGMAC_CMDCFG_ES_1000;
+ if (speed & BGMAC_SPEED_2500)
+ set |= BGMAC_CMDCFG_ES_2500;
if (!bgmac->full_duplex)
set |= BGMAC_CMDCFG_HD;
bgmac_cmdcfg_maskset(bgmac, mask, set, true);
@@ -894,13 +896,28 @@ static void bgmac_speed(struct bgmac *bg
static void bgmac_miiconfig(struct bgmac *bgmac)
{
- u8 imode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) & BGMAC_DS_MM_MASK) >>
- BGMAC_DS_MM_SHIFT;
- if (imode == 0 || imode == 1) {
- if (bgmac->autoneg)
- bgmac_speed(bgmac, BGMAC_SPEED_100);
- else
+ struct bcma_device *core = bgmac->core;
+ struct bcma_chipinfo *ci = &core->bus->chipinfo;
+
+ if (ci->id == BCMA_CHIP_ID_BCM4707 ||
+ ci->id == BCMA_CHIP_ID_BCM53018) {
+ if (bgmac->autoneg) {
+ bcma_awrite32(core, BCMA_IOCTL,
+ bcma_aread32(core, BCMA_IOCTL) | 0x44);
+
+ bgmac_speed(bgmac, BGMAC_SPEED_2500);
+ } else {
bgmac_speed(bgmac, bgmac->speed);
+ }
+ } else {
+ u8 imode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) &
+ BGMAC_DS_MM_MASK) >> BGMAC_DS_MM_SHIFT;
+ if (imode == 0 || imode == 1) {
+ if (bgmac->autoneg)
+ bgmac_speed(bgmac, BGMAC_SPEED_100);
+ else
+ bgmac_speed(bgmac, bgmac->speed);
+ }
}
}
@@ -946,7 +963,8 @@ static void bgmac_chip_reset(struct bgma
bcma_core_enable(core, flags);
- if (core->id.rev > 2) {
+ if (core->id.rev > 2 && ci->id != BCMA_CHIP_ID_BCM4707 &&
+ ci->id != BCMA_CHIP_ID_BCM53018) {
bgmac_set(bgmac, BCMA_CLKCTLST, 1 << 8);
bgmac_wait_value(bgmac->core, BCMA_CLKCTLST, 1 << 24, 1 << 24,
1000);
@@ -967,10 +985,13 @@ static void bgmac_chip_reset(struct bgma
et_swtype &= 0x0f;
et_swtype <<= 4;
sw_type = et_swtype;
- } else if (ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == 9) {
+ } else if (ci->id == BCMA_CHIP_ID_BCM5357 &&
+ ci->pkg == BCMA_PKG_ID_BCM5358) {
sw_type = BGMAC_CHIPCTL_1_SW_TYPE_EPHYRMII;
- } else if ((ci->id != BCMA_CHIP_ID_BCM53572 && ci->pkg == 10) ||
- (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == 9)) {
+ } else if ((ci->id != BCMA_CHIP_ID_BCM53572 &&
+ ci->pkg == BCMA_PKG_ID_BCM47186) ||
+ (ci->id == BCMA_CHIP_ID_BCM53572 &&
+ ci->pkg == BCMA_PKG_ID_BCM47188)) {
sw_type = BGMAC_CHIPCTL_1_IF_TYPE_RGMII |
BGMAC_CHIPCTL_1_SW_TYPE_RGMII;
}
@@ -1077,12 +1098,15 @@ static void bgmac_enable(struct bgmac *b
break;
}
- rxq_ctl = bgmac_read(bgmac, BGMAC_RXQ_CTL);
- rxq_ctl &= ~BGMAC_RXQ_CTL_MDP_MASK;
- bp_clk = bcma_pmu_get_bus_clock(&bgmac->core->bus->drv_cc) / 1000000;
- mdp = (bp_clk * 128 / 1000) - 3;
- rxq_ctl |= (mdp << BGMAC_RXQ_CTL_MDP_SHIFT);
- bgmac_write(bgmac, BGMAC_RXQ_CTL, rxq_ctl);
+ if (ci->id != BCMA_CHIP_ID_BCM4707 &&
+ ci->id != BCMA_CHIP_ID_BCM53018) {
+ rxq_ctl = bgmac_read(bgmac, BGMAC_RXQ_CTL);
+ rxq_ctl &= ~BGMAC_RXQ_CTL_MDP_MASK;
+ bp_clk = bcma_pmu_get_bus_clock(&bgmac->core->bus->drv_cc) / 1000000;
+ mdp = (bp_clk * 128 / 1000) - 3;
+ rxq_ctl |= (mdp << BGMAC_RXQ_CTL_MDP_SHIFT);
+ bgmac_write(bgmac, BGMAC_RXQ_CTL, rxq_ctl);
+ }
}
/* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/chipinit */
@@ -1488,6 +1512,25 @@ static int bgmac_probe(struct bcma_devic
goto err_netdev_free;
}
+ /* Northstar, take all GMAC cores out of reset */
+ if (core->id.id == BCMA_CHIP_ID_BCM4707 ||
+ core->id.id == BCMA_CHIP_ID_BCM53018) {
+ struct bcma_device *ns_core;
+ int ns_gmac;
+
+ for (ns_gmac = 0; ns_gmac < 4; ns_gmac++) {
+ /* As northstar requirement, we have to reset all GAMCs before
+ * accessing them. et_probe() call pci_enable_device() for etx
+ * and do si_core_reset for GAMCx only. Then the other three
+ * GAMCs didn't reset. We do it here.
+ */
+ ns_core = bcma_find_core_unit(core->bus, BCMA_CORE_MAC_GBIT, ns_gmac);
+ if (!bcma_core_is_enabled(ns_core)) {
+ bcma_core_enable(ns_core, 0);
+ }
+ }
+ }
+
bgmac_chip_reset(bgmac);
err = bgmac_dma_alloc(bgmac);
--- a/drivers/net/ethernet/broadcom/bgmac.h
+++ b/drivers/net/ethernet/broadcom/bgmac.h
@@ -185,6 +185,7 @@
#define BGMAC_CMDCFG_ES_10 0x00000000
#define BGMAC_CMDCFG_ES_100 0x00000004
#define BGMAC_CMDCFG_ES_1000 0x00000008
+#define BGMAC_CMDCFG_ES_2500 0x0000000C
#define BGMAC_CMDCFG_PROM 0x00000010 /* Set to activate promiscuous mode */
#define BGMAC_CMDCFG_PAD_EN 0x00000020
#define BGMAC_CMDCFG_CF 0x00000040
@@ -345,6 +346,7 @@
#define BGMAC_SPEED_10 0x0001
#define BGMAC_SPEED_100 0x0002
#define BGMAC_SPEED_1000 0x0004
+#define BGMAC_SPEED_2500 0x0008
#define BGMAC_WEIGHT 64
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