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-rw-r--r--target/linux/brcm47xx/patches-3.3/700-ssb-gigabit-ethernet-driver.patch439
1 files changed, 0 insertions, 439 deletions
diff --git a/target/linux/brcm47xx/patches-3.3/700-ssb-gigabit-ethernet-driver.patch b/target/linux/brcm47xx/patches-3.3/700-ssb-gigabit-ethernet-driver.patch
deleted file mode 100644
index e40a621c0d..0000000000
--- a/target/linux/brcm47xx/patches-3.3/700-ssb-gigabit-ethernet-driver.patch
+++ /dev/null
@@ -1,439 +0,0 @@
---- a/drivers/net/ethernet/broadcom/tg3.c
-+++ b/drivers/net/ethernet/broadcom/tg3.c
-@@ -44,6 +44,7 @@
- #include <linux/prefetch.h>
- #include <linux/dma-mapping.h>
- #include <linux/firmware.h>
-+#include <linux/ssb/ssb_driver_gige.h>
-
- #include <net/checksum.h>
- #include <net/ip.h>
-@@ -249,6 +250,7 @@ static DEFINE_PCI_DEVICE_TABLE(tg3_pci_t
- {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705F)},
- {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5721)},
- {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5722)},
-+ {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750)},
- {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751)},
- {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751M)},
- {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751F)},
-@@ -530,7 +532,9 @@ static void _tw32_flush(struct tg3 *tp,
- static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val)
- {
- tp->write32_mbox(tp, off, val);
-- if (!tg3_flag(tp, MBOX_WRITE_REORDER) && !tg3_flag(tp, ICH_WORKAROUND))
-+ if (tg3_flag(tp, FLUSH_POSTED_WRITES) ||
-+ (!tg3_flag(tp, MBOX_WRITE_REORDER) &&
-+ !tg3_flag(tp, ICH_WORKAROUND)))
- tp->read32_mbox(tp, off);
- }
-
-@@ -540,7 +544,8 @@ static void tg3_write32_tx_mbox(struct t
- writel(val, mbox);
- if (tg3_flag(tp, TXD_MBOX_HWBUG))
- writel(val, mbox);
-- if (tg3_flag(tp, MBOX_WRITE_REORDER))
-+ if (tg3_flag(tp, MBOX_WRITE_REORDER) ||
-+ tg3_flag(tp, FLUSH_POSTED_WRITES))
- readl(mbox);
- }
-
-@@ -948,7 +953,8 @@ static void tg3_switch_clocks(struct tg3
-
- #define PHY_BUSY_LOOPS 5000
-
--static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
-+static int __tg3_readphy(struct tg3 *tp, unsigned int phy_addr, int reg,
-+ u32 *val)
- {
- u32 frame_val;
- unsigned int loops;
-@@ -962,7 +968,7 @@ static int tg3_readphy(struct tg3 *tp, i
-
- *val = 0x0;
-
-- frame_val = ((tp->phy_addr << MI_COM_PHY_ADDR_SHIFT) &
-+ frame_val = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) &
- MI_COM_PHY_ADDR_MASK);
- frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
- MI_COM_REG_ADDR_MASK);
-@@ -997,7 +1003,13 @@ static int tg3_readphy(struct tg3 *tp, i
- return ret;
- }
-
--static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
-+static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
-+{
-+ return __tg3_readphy(tp, tp->phy_addr, reg, val);
-+}
-+
-+static int __tg3_writephy(struct tg3 *tp, unsigned int phy_addr, int reg,
-+ u32 val)
- {
- u32 frame_val;
- unsigned int loops;
-@@ -1013,7 +1025,7 @@ static int tg3_writephy(struct tg3 *tp,
- udelay(80);
- }
-
-- frame_val = ((tp->phy_addr << MI_COM_PHY_ADDR_SHIFT) &
-+ frame_val = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) &
- MI_COM_PHY_ADDR_MASK);
- frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
- MI_COM_REG_ADDR_MASK);
-@@ -1046,6 +1058,11 @@ static int tg3_writephy(struct tg3 *tp,
- return ret;
- }
-
-+static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
-+{
-+ return __tg3_writephy(tp, tp->phy_addr, reg, val);
-+}
-+
- static int tg3_phy_cl45_write(struct tg3 *tp, u32 devad, u32 addr, u32 val)
- {
- int err;
-@@ -1608,6 +1625,11 @@ static int tg3_poll_fw(struct tg3 *tp)
- int i;
- u32 val;
-
-+ if (tg3_flag(tp, IS_SSB_CORE)) {
-+ /* We don't use firmware. */
-+ return 0;
-+ }
-+
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
- /* Wait up to 20ms for init done. */
- for (i = 0; i < 200; i++) {
-@@ -3015,6 +3037,11 @@ static int tg3_halt_cpu(struct tg3 *tp,
- tw32_f(offset + CPU_MODE, CPU_MODE_HALT);
- udelay(10);
- } else {
-+ /* There is only an Rx CPU for the 5750 derivative in the
-+ * BCM4785. */
-+ if (tg3_flag(tp, IS_SSB_CORE))
-+ return 0;
-+
- for (i = 0; i < 10000; i++) {
- tw32(offset + CPU_STATE, 0xffffffff);
- tw32(offset + CPU_MODE, CPU_MODE_HALT);
-@@ -3029,9 +3056,12 @@ static int tg3_halt_cpu(struct tg3 *tp,
- return -ENODEV;
- }
-
-- /* Clear firmware's nvram arbitration. */
-- if (tg3_flag(tp, NVRAM))
-- tw32(NVRAM_SWARB, SWARB_REQ_CLR0);
-+ if (!tg3_flag(tp, IS_SSB_CORE)) {
-+ /* Clear firmware's nvram arbitration. */
-+ if (tg3_flag(tp, NVRAM))
-+ tw32(NVRAM_SWARB, SWARB_REQ_CLR0);
-+ }
-+
- return 0;
- }
-
-@@ -3094,6 +3124,11 @@ static int tg3_load_5701_a0_firmware_fix
- const __be32 *fw_data;
- int err, i;
-
-+ if (tg3_flag(tp, IS_SSB_CORE)) {
-+ /* We don't use firmware. */
-+ return 0;
-+ }
-+
- fw_data = (void *)tp->fw->data;
-
- /* Firmware blob starts with version numbers, followed by
-@@ -3150,6 +3185,11 @@ static int tg3_load_tso_firmware(struct
- unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
- int err, i;
-
-+ if (tg3_flag(tp, IS_SSB_CORE)) {
-+ /* We don't use firmware. */
-+ return 0;
-+ }
-+
- if (tg3_flag(tp, HW_TSO_1) ||
- tg3_flag(tp, HW_TSO_2) ||
- tg3_flag(tp, HW_TSO_3))
-@@ -3496,8 +3536,9 @@ static int tg3_power_down_prepare(struct
- tg3_frob_aux_power(tp, true);
-
- /* Workaround for unstable PLL clock */
-- if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
-- (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
-+ if ((!tg3_flag(tp, IS_SSB_CORE)) &&
-+ ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
-+ (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX))) {
- u32 val = tr32(0x7d00);
-
- val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
-@@ -4011,6 +4052,14 @@ relink:
- if (current_link_up == 0 || (tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER)) {
- tg3_phy_copper_begin(tp);
-
-+ if (tg3_flag(tp, ROBOSWITCH)) {
-+ current_link_up = 1;
-+ current_speed = SPEED_1000; /* FIXME */
-+ current_duplex = DUPLEX_FULL;
-+ tp->link_config.active_speed = current_speed;
-+ tp->link_config.active_duplex = current_duplex;
-+ }
-+
- tg3_readphy(tp, MII_BMSR, &bmsr);
- if ((!tg3_readphy(tp, MII_BMSR, &bmsr) && (bmsr & BMSR_LSTATUS)) ||
- (tp->mac_mode & MAC_MODE_PORT_INT_LPBACK))
-@@ -4029,6 +4078,26 @@ relink:
- else
- tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
-
-+ /* In order for the 5750 core in BCM4785 chip to work properly
-+ * in RGMII mode, the Led Control Register must be set up.
-+ */
-+ if (tg3_flag(tp, RGMII_MODE)) {
-+ u32 led_ctrl = tr32(MAC_LED_CTRL);
-+ led_ctrl &= ~(LED_CTRL_1000MBPS_ON | LED_CTRL_100MBPS_ON);
-+
-+ if (tp->link_config.active_speed == SPEED_10)
-+ led_ctrl |= LED_CTRL_LNKLED_OVERRIDE;
-+ else if (tp->link_config.active_speed == SPEED_100)
-+ led_ctrl |= (LED_CTRL_LNKLED_OVERRIDE |
-+ LED_CTRL_100MBPS_ON);
-+ else if (tp->link_config.active_speed == SPEED_1000)
-+ led_ctrl |= (LED_CTRL_LNKLED_OVERRIDE |
-+ LED_CTRL_1000MBPS_ON);
-+
-+ tw32(MAC_LED_CTRL, led_ctrl);
-+ udelay(40);
-+ }
-+
- tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
- if (tp->link_config.active_duplex == DUPLEX_HALF)
- tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
-@@ -7833,6 +7902,14 @@ static int tg3_chip_reset(struct tg3 *tp
- tw32(0x5000, 0x400);
- }
-
-+ if (tg3_flag(tp, IS_SSB_CORE)) {
-+ /* BCM4785: In order to avoid repercussions from using
-+ * potentially defective internal ROM, stop the Rx RISC CPU,
-+ * which is not required. */
-+ tg3_stop_fw(tp);
-+ tg3_halt_cpu(tp, RX_CPU_BASE);
-+ }
-+
- tw32(GRC_MODE, tp->grc_mode);
-
- if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
-@@ -9247,6 +9324,11 @@ static void tg3_timer(unsigned long __op
- tg3_flag(tp, 57765_CLASS))
- tg3_chk_missed_msi(tp);
-
-+ if (tg3_flag(tp, FLUSH_POSTED_WRITES)) {
-+ /* BCM4785: Flush posted writes from GbE to host memory. */
-+ tr32(HOSTCC_MODE);
-+ }
-+
- if (!tg3_flag(tp, TAGGED_STATUS)) {
- /* All of this garbage is because when using non-tagged
- * IRQ status the mailbox/status_block protocol the chip
-@@ -10959,6 +11041,11 @@ static int tg3_test_nvram(struct tg3 *tp
- if (tg3_flag(tp, NO_NVRAM))
- return 0;
-
-+ if (tg3_flag(tp, IS_SSB_CORE)) {
-+ /* We don't have NVRAM. */
-+ return 0;
-+ }
-+
- if (tg3_nvram_read(tp, 0, &magic) != 0)
- return -EIO;
-
-@@ -11916,11 +12003,12 @@ static int tg3_ioctl(struct net_device *
- if (tp->phy_flags & TG3_PHYFLG_PHY_SERDES)
- break; /* We have no PHY */
-
-- if (!netif_running(dev))
-+ if (tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER)
- return -EAGAIN;
-
- spin_lock_bh(&tp->lock);
-- err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
-+ err = __tg3_readphy(tp, data->phy_id & 0x1f,
-+ data->reg_num & 0x1f, &mii_regval);
- spin_unlock_bh(&tp->lock);
-
- data->val_out = mii_regval;
-@@ -11932,11 +12020,12 @@ static int tg3_ioctl(struct net_device *
- if (tp->phy_flags & TG3_PHYFLG_PHY_SERDES)
- break; /* We have no PHY */
-
-- if (!netif_running(dev))
-+ if (tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER)
- return -EAGAIN;
-
- spin_lock_bh(&tp->lock);
-- err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
-+ err = __tg3_writephy(tp, data->phy_id & 0x1f,
-+ data->reg_num & 0x1f, data->val_in);
- spin_unlock_bh(&tp->lock);
-
- return err;
-@@ -12670,6 +12759,13 @@ static void __devinit tg3_get_5720_nvram
- /* Chips other than 5700/5701 use the NVRAM for fetching info. */
- static void __devinit tg3_nvram_init(struct tg3 *tp)
- {
-+ if (tg3_flag(tp, IS_SSB_CORE)) {
-+ /* No NVRAM and EEPROM on the SSB Broadcom GigE core. */
-+ tg3_flag_clear(tp, NVRAM);
-+ tg3_flag_clear(tp, NVRAM_BUFFERED);
-+ return;
-+ }
-+
- tw32_f(GRC_EEPROM_ADDR,
- (EEPROM_ADDR_FSM_RESET |
- (EEPROM_DEFAULT_CLOCK_PERIOD <<
-@@ -12936,6 +13032,9 @@ static int tg3_nvram_write_block(struct
- {
- int ret;
-
-+ if (tg3_flag(tp, IS_SSB_CORE))
-+ return -ENODEV;
-+
- if (tg3_flag(tp, EEPROM_WRITE_PROT)) {
- tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
- ~GRC_LCLCTRL_GPIO_OUTPUT1);
-@@ -13394,10 +13493,19 @@ static int __devinit tg3_phy_probe(struc
- * subsys device table.
- */
- p = tg3_lookup_by_subsys(tp);
-- if (!p)
-+ if (p) {
-+ tp->phy_id = p->phy_id;
-+ } else if (!tg3_flag(tp, IS_SSB_CORE)) {
-+ /* For now we saw the IDs 0xbc050cd0,
-+ * 0xbc050f80 and 0xbc050c30 on devices
-+ * connected to an BCM4785 and there are
-+ * probably more. Just assume that the phy is
-+ * supported when it is connected to a SSB core
-+ * for now.
-+ */
- return -ENODEV;
-+ }
-
-- tp->phy_id = p->phy_id;
- if (!tp->phy_id ||
- tp->phy_id == TG3_PHY_ID_BCM8002)
- tp->phy_flags |= TG3_PHYFLG_PHY_SERDES;
-@@ -14382,6 +14490,11 @@ static int __devinit tg3_get_invariants(
- }
- }
-
-+ if (tg3_flag(tp, FLUSH_POSTED_WRITES)) {
-+ tp->write32_tx_mbox = tg3_write_flush_reg32;
-+ tp->write32_rx_mbox = tg3_write_flush_reg32;
-+ }
-+
- /* Get eeprom hw config before calling tg3_set_power_state().
- * In particular, the TG3_FLAG_IS_NIC flag must be
- * determined before calling tg3_set_power_state() so that
-@@ -14798,6 +14911,10 @@ static int __devinit tg3_get_device_addr
- }
-
- if (!is_valid_ether_addr(&dev->dev_addr[0])) {
-+ if (tg3_flag(tp, IS_SSB_CORE))
-+ ssb_gige_get_macaddr(tp->pdev, &dev->dev_addr[0]);
-+ }
-+ if (!is_valid_ether_addr(&dev->dev_addr[0])) {
- #ifdef CONFIG_SPARC
- if (!tg3_get_default_macaddr_sparc(tp))
- return 0;
-@@ -15082,7 +15199,8 @@ static int __devinit tg3_test_dma(struct
- if (tg3_flag(tp, 40BIT_DMA_BUG) &&
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
- tp->dma_rwctrl |= 0x8000;
-- else if (ccval == 0x6 || ccval == 0x7)
-+ else if ((ccval == 0x6 || ccval == 0x7) ||
-+ tg3_flag(tp, ONE_DMA_AT_ONCE))
- tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
-
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703)
-@@ -15506,6 +15624,17 @@ static int __devinit tg3_init_one(struct
- tp->msg_enable = tg3_debug;
- else
- tp->msg_enable = TG3_DEF_MSG_ENABLE;
-+ if (pdev_is_ssb_gige_core(pdev)) {
-+ tg3_flag_set(tp, IS_SSB_CORE);
-+ if (ssb_gige_must_flush_posted_writes(pdev))
-+ tg3_flag_set(tp, FLUSH_POSTED_WRITES);
-+ if (ssb_gige_one_dma_at_once(pdev))
-+ tg3_flag_set(tp, ONE_DMA_AT_ONCE);
-+ if (ssb_gige_have_roboswitch(pdev))
-+ tg3_flag_set(tp, ROBOSWITCH);
-+ if (ssb_gige_is_rgmii(pdev))
-+ tg3_flag_set(tp, RGMII_MODE);
-+ }
-
- /* The word/byte swap controls here control register access byte
- * swapping. DMA data byte swapping is controlled in the GRC_MODE
---- a/drivers/net/ethernet/broadcom/tg3.h
-+++ b/drivers/net/ethernet/broadcom/tg3.h
-@@ -2940,6 +2940,11 @@ enum TG3_FLAGS {
- TG3_FLAG_57765_PLUS,
- TG3_FLAG_57765_CLASS,
- TG3_FLAG_5717_PLUS,
-+ TG3_FLAG_IS_SSB_CORE,
-+ TG3_FLAG_FLUSH_POSTED_WRITES,
-+ TG3_FLAG_ROBOSWITCH,
-+ TG3_FLAG_ONE_DMA_AT_ONCE,
-+ TG3_FLAG_RGMII_MODE,
-
- /* Add new flags before this comment and TG3_FLAG_NUMBER_OF_FLAGS */
- TG3_FLAG_NUMBER_OF_FLAGS, /* Last entry in enum TG3_FLAGS */
---- a/include/linux/pci_ids.h
-+++ b/include/linux/pci_ids.h
-@@ -2120,6 +2120,7 @@
- #define PCI_DEVICE_ID_TIGON3_5754M 0x1672
- #define PCI_DEVICE_ID_TIGON3_5755M 0x1673
- #define PCI_DEVICE_ID_TIGON3_5756 0x1674
-+#define PCI_DEVICE_ID_TIGON3_5750 0x1676
- #define PCI_DEVICE_ID_TIGON3_5751 0x1677
- #define PCI_DEVICE_ID_TIGON3_5715 0x1678
- #define PCI_DEVICE_ID_TIGON3_5715S 0x1679
---- a/include/linux/ssb/ssb_driver_gige.h
-+++ b/include/linux/ssb/ssb_driver_gige.h
-@@ -97,21 +97,12 @@ static inline bool ssb_gige_must_flush_p
- return 0;
- }
-
--#ifdef CONFIG_BCM47XX
--#include <asm/mach-bcm47xx/nvram.h>
--/* Get the device MAC address */
--static inline void ssb_gige_get_macaddr(struct pci_dev *pdev, u8 *macaddr)
--{
-- char buf[20];
-- if (nvram_getenv("et0macaddr", buf, sizeof(buf)) < 0)
-- return;
-- nvram_parse_macaddr(buf, macaddr);
--}
--#else
- static inline void ssb_gige_get_macaddr(struct pci_dev *pdev, u8 *macaddr)
- {
-+ struct ssb_gige *dev = pdev_to_ssb_gige(pdev);
-+
-+ memcpy(macaddr, dev->dev->bus->sprom.et0mac, 6);
- }
--#endif
-
- extern int ssb_gige_pcibios_plat_dev_init(struct ssb_device *sdev,
- struct pci_dev *pdev);
-@@ -175,6 +166,9 @@ static inline bool ssb_gige_must_flush_p
- {
- return 0;
- }
-+static inline void ssb_gige_get_macaddr(struct pci_dev *pdev, u8 *macaddr)
-+{
-+}
-
- #endif /* CONFIG_SSB_DRIVER_GIGE */
- #endif /* LINUX_SSB_DRIVER_GIGE_H_ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 02:38:05 +0000