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-rw-r--r--drivers/i2c/Makefile1
-rw-r--r--drivers/i2c/mxc_i2c.c207
-rw-r--r--drivers/mtd/cfi_flash.c48
-rw-r--r--drivers/mtd/jedec_flash.c19
-rw-r--r--drivers/net/Makefile2
-rw-r--r--drivers/net/e1000.c54
-rw-r--r--drivers/net/e1000.h53
-rw-r--r--drivers/net/greth.c661
-rw-r--r--drivers/net/greth.h97
-rw-r--r--drivers/net/mcffec.c7
-rw-r--r--drivers/net/smc91111.h73
-rw-r--r--drivers/net/smc911x.c680
-rw-r--r--drivers/net/tsec.c30
-rw-r--r--drivers/net/tsec.h5
-rw-r--r--drivers/pci/Makefile3
-rw-r--r--drivers/pci/pci_sh4.c76
-rw-r--r--drivers/pci/pci_sh7751.c199
-rw-r--r--drivers/pci/pci_sh7780.c107
-rw-r--r--drivers/serial/serial_sh.c70
19 files changed, 2335 insertions, 57 deletions
diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile
index 29d6c03dbb..071ef00b15 100644
--- a/drivers/i2c/Makefile
+++ b/drivers/i2c/Makefile
@@ -29,6 +29,7 @@ COBJS-y += fsl_i2c.o
COBJS-y += omap1510_i2c.o
COBJS-y += omap24xx_i2c.o
COBJS-y += tsi108_i2c.o
+COBJS-y += mxc_i2c.o
COBJS := $(COBJS-y)
SRCS := $(COBJS:.o=.c)
diff --git a/drivers/i2c/mxc_i2c.c b/drivers/i2c/mxc_i2c.c
new file mode 100644
index 0000000000..3c2a9cf180
--- /dev/null
+++ b/drivers/i2c/mxc_i2c.c
@@ -0,0 +1,207 @@
+/*
+ * i2c driver for Freescale mx31
+ *
+ * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#if defined(CONFIG_HARD_I2C) && defined(CONFIG_I2C_MXC)
+
+#include <asm/arch/mx31.h>
+#include <asm/arch/mx31-regs.h>
+
+#define IADR 0x00
+#define IFDR 0x04
+#define I2CR 0x08
+#define I2SR 0x0c
+#define I2DR 0x10
+
+#define I2CR_IEN (1 << 7)
+#define I2CR_IIEN (1 << 6)
+#define I2CR_MSTA (1 << 5)
+#define I2CR_MTX (1 << 4)
+#define I2CR_TX_NO_AK (1 << 3)
+#define I2CR_RSTA (1 << 2)
+
+#define I2SR_ICF (1 << 7)
+#define I2SR_IBB (1 << 5)
+#define I2SR_IIF (1 << 1)
+#define I2SR_RX_NO_AK (1 << 0)
+
+#ifdef CFG_I2C_MX31_PORT1
+#define I2C_BASE 0x43f80000
+#elif defined(CFG_I2C_MX31_PORT2)
+#define I2C_BASE 0x43f98000
+#elif defined(CFG_I2C_MX31_PORT3)
+#define I2C_BASE 0x43f84000
+#else
+#error "define CFG_I2C_MX31_PORTx to use the mx31 I2C driver"
+#endif
+
+#ifdef DEBUG
+#define DPRINTF(args...) printf(args)
+#else
+#define DPRINTF(args...)
+#endif
+
+static u16 div[] = { 30, 32, 36, 42, 48, 52, 60, 72, 80, 88, 104, 128, 144,
+ 160, 192, 240, 288, 320, 384, 480, 576, 640, 768, 960,
+ 1152, 1280, 1536, 1920, 2304, 2560, 3072, 3840};
+
+void i2c_init(int speed, int unused)
+{
+ int freq = mx31_get_ipg_clk();
+ int i;
+
+ for (i = 0; i < 0x1f; i++)
+ if (freq / div[i] <= speed)
+ break;
+
+ DPRINTF("%s: speed: %d\n", __FUNCTION__, speed);
+
+ __REG16(I2C_BASE + I2CR) = 0; /* Reset module */
+ __REG16(I2C_BASE + IFDR) = i;
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN;
+ __REG16(I2C_BASE + I2SR) = 0;
+}
+
+static int wait_busy(void)
+{
+ int timeout = 10000;
+
+ while (!(__REG16(I2C_BASE + I2SR) & I2SR_IIF) && --timeout)
+ udelay(1);
+ __REG16(I2C_BASE + I2SR) = 0; /* clear interrupt */
+
+ return timeout;
+}
+
+static int tx_byte(u8 byte)
+{
+ __REG16(I2C_BASE + I2DR) = byte;
+
+ if (!wait_busy() || __REG16(I2C_BASE + I2SR) & I2SR_RX_NO_AK)
+ return -1;
+ return 0;
+}
+
+static int rx_byte(void)
+{
+ if (!wait_busy())
+ return -1;
+
+ return __REG16(I2C_BASE + I2DR);
+}
+
+int i2c_probe(uchar chip)
+{
+ int ret;
+
+ __REG16(I2C_BASE + I2CR) = 0; /* Reset module */
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN;
+
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN | I2CR_MSTA | I2CR_MTX;
+ ret = tx_byte(chip << 1);
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN | I2CR_MTX;
+
+ return ret;
+}
+
+static int i2c_addr(uchar chip, uint addr, int alen)
+{
+ __REG16(I2C_BASE + I2SR) = 0; /* clear interrupt */
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN | I2CR_MSTA | I2CR_MTX;
+
+ if (tx_byte(chip << 1))
+ return -1;
+
+ while (alen--)
+ if (tx_byte((addr >> (alen * 8)) & 0xff))
+ return -1;
+ return 0;
+}
+
+int i2c_read(uchar chip, uint addr, int alen, uchar *buf, int len)
+{
+ int timeout = 10000;
+ int ret;
+
+ DPRINTF("%s chip: 0x%02x addr: 0x%04x alen: %d len: +%d\n", \
+ __FUNCTION__, chip, addr, alen, len);
+
+ if (i2c_addr(chip, addr, alen)) {
+ printf("i2c_addr failed\n");
+ return -1;
+ }
+
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN | I2CR_MSTA | \
+ I2CR_MTX | I2CR_RSTA;
+
+ if (tx_byte(chip << 1 | 1))
+ return -1;
+
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN | I2CR_MSTA | ((len == 1) \
+ ? I2CR_TX_NO_AK : 0);
+
+ ret = __REG16(I2C_BASE + I2DR);
+
+ while (len--) {
+ if ((ret = rx_byte()) < 0)
+ return -1;
+ *buf++ = ret;
+ if (len <= 1)
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN | \
+ I2CR_MSTA | I2CR_TX_NO_AK;
+ }
+
+ wait_busy();
+
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN;
+
+ while (__REG16(I2C_BASE + I2SR) & I2SR_IBB && --timeout)
+ udelay(1);
+
+ return 0;
+}
+
+int i2c_write(uchar chip, uint addr, int alen, uchar *buf, int len)
+{
+ int timeout = 10000;
+ DPRINTF("%s chip: 0x%02x addr: 0x%04x alen: %d len: %d\n", \
+ __FUNCTION__, chip, addr, alen, len);
+
+ if (i2c_addr(chip, addr, alen))
+ return -1;
+
+ while (len--)
+ if (tx_byte(*buf++))
+ return -1;
+
+ __REG16(I2C_BASE + I2CR) = I2CR_IEN;
+
+ while (__REG16(I2C_BASE + I2SR) & I2SR_IBB && --timeout)
+ udelay(1);
+
+ return 0;
+}
+
+#endif /* CONFIG_HARD_I2C */
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index f04c72d05a..40fddcddad 100644
--- a/drivers/mtd/cfi_flash.c
+++ b/drivers/mtd/cfi_flash.c
@@ -239,12 +239,14 @@ static u32 flash_read32(void *addr)
return __raw_readl(addr);
}
-static u64 flash_read64(void *addr)
+static u64 __flash_read64(void *addr)
{
/* No architectures currently implement __raw_readq() */
return *(volatile u64 *)addr;
}
+u64 flash_read64(void *addr)__attribute__((weak, alias("__flash_read64")));
+
/*-----------------------------------------------------------------------
*/
#if defined(CFG_ENV_IS_IN_FLASH) || defined(CFG_ENV_ADDR_REDUND) || (CFG_MONITOR_BASE >= CFG_FLASH_BASE)
@@ -365,6 +367,20 @@ static inline uchar flash_read_uchar (flash_info_t * info, uint offset)
}
/*-----------------------------------------------------------------------
+ * read a word at a port width address, assume 16bit bus
+ */
+static inline ushort flash_read_word (flash_info_t * info, uint offset)
+{
+ ushort *addr, retval;
+
+ addr = flash_map (info, 0, offset);
+ retval = flash_read16 (addr);
+ flash_unmap (info, 0, offset, addr);
+ return retval;
+}
+
+
+/*-----------------------------------------------------------------------
* read a long word by picking the least significant byte of each maximum
* port size word. Swap for ppc format.
*/
@@ -1449,17 +1465,29 @@ static void cmdset_amd_read_jedec_ids(flash_info_t *info)
flash_unlock_seq(info, 0);
flash_write_cmd(info, 0, info->addr_unlock1, FLASH_CMD_READ_ID);
udelay(1000); /* some flash are slow to respond */
+
info->manufacturer_id = flash_read_uchar (info,
FLASH_OFFSET_MANUFACTURER_ID);
- info->device_id = flash_read_uchar (info,
- FLASH_OFFSET_DEVICE_ID);
- if (info->device_id == 0x7E) {
- /* AMD 3-byte (expanded) device ids */
- info->device_id2 = flash_read_uchar (info,
- FLASH_OFFSET_DEVICE_ID2);
- info->device_id2 <<= 8;
- info->device_id2 |= flash_read_uchar (info,
- FLASH_OFFSET_DEVICE_ID3);
+
+ switch (info->chipwidth){
+ case FLASH_CFI_8BIT:
+ info->device_id = flash_read_uchar (info,
+ FLASH_OFFSET_DEVICE_ID);
+ if (info->device_id == 0x7E) {
+ /* AMD 3-byte (expanded) device ids */
+ info->device_id2 = flash_read_uchar (info,
+ FLASH_OFFSET_DEVICE_ID2);
+ info->device_id2 <<= 8;
+ info->device_id2 |= flash_read_uchar (info,
+ FLASH_OFFSET_DEVICE_ID3);
+ }
+ break;
+ case FLASH_CFI_16BIT:
+ info->device_id = flash_read_word (info,
+ FLASH_OFFSET_DEVICE_ID);
+ break;
+ default:
+ break;
}
flash_write_cmd(info, 0, 0, AMD_CMD_RESET);
}
diff --git a/drivers/mtd/jedec_flash.c b/drivers/mtd/jedec_flash.c
index 41aad3bd6a..b958d1723a 100644
--- a/drivers/mtd/jedec_flash.c
+++ b/drivers/mtd/jedec_flash.c
@@ -216,6 +216,25 @@ static const struct amd_flash_info jedec_table[] = {
}
},
#endif
+#ifdef CFG_FLASH_LEGACY_512Kx16
+ {
+ .mfr_id = MANUFACTURER_AMD,
+ .dev_id = AM29LV400BB,
+ .name = "AMD AM29LV400BB",
+ .uaddr = {
+ [1] = MTD_UADDR_0x0555_0x02AA /* x16 */
+ },
+ .DevSize = SIZE_512KiB,
+ .CmdSet = CFI_CMDSET_AMD_LEGACY,
+ .NumEraseRegions= 4,
+ .regions = {
+ ERASEINFO(0x04000,1),
+ ERASEINFO(0x02000,2),
+ ERASEINFO(0x08000,1),
+ ERASEINFO(0x10000,7),
+ }
+ },
+#endif
};
static inline void fill_info(flash_info_t *info, const struct amd_flash_info *jedec_entry, ulong base)
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index 320dc3ebac..6f0225b586 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -35,6 +35,7 @@ COBJS-y += e1000.o
COBJS-y += eepro100.o
COBJS-y += enc28j60.o
COBJS-y += fsl_mcdmafec.o
+COBJS-$(CONFIG_GRETH) += greth.o
COBJS-y += inca-ip_sw.o
COBJS-y += ks8695eth.o
COBJS-y += lan91c96.o
@@ -54,6 +55,7 @@ COBJS-y += rtl8139.o
COBJS-y += rtl8169.o
COBJS-y += s3c4510b_eth.o
COBJS-y += smc91111.o
+COBJS-y += smc911x.o
COBJS-y += tigon3.o
COBJS-y += tsec.o
COBJS-y += tsi108_eth.o
diff --git a/drivers/net/e1000.c b/drivers/net/e1000.c
index f0741da82b..4a7225202c 100644
--- a/drivers/net/e1000.c
+++ b/drivers/net/e1000.c
@@ -1,5 +1,5 @@
/**************************************************************************
-Inter Pro 1000 for ppcboot/das-u-boot
+Intel Pro 1000 for ppcboot/das-u-boot
Drivers are port from Intel's Linux driver e1000-4.3.15
and from Etherboot pro 1000 driver by mrakes at vivato dot net
tested on both gig copper and gig fiber boards
@@ -82,6 +82,7 @@ static struct pci_device_id supported[] = {
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82545EM_FIBER},
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546EB_FIBER},
{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82540EM_LOM},
+ {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82541ER},
};
/* Function forward declarations */
@@ -512,6 +513,11 @@ e1000_read_mac_addr(struct eth_device *nic)
/* Invert the last bit if this is the second device */
nic->enetaddr[5] += 1;
}
+#ifdef CONFIG_E1000_FALLBACK_MAC
+ if ( *(u32*)(nic->enetaddr) == 0 || *(u32*)(nic->enetaddr) == ~0 )
+ for ( i=0; i < NODE_ADDRESS_SIZE; i++ )
+ nic->enetaddr[i] = (CONFIG_E1000_FALLBACK_MAC >> (8*(5-i))) & 0xff;
+#endif
#else
/*
* The AP1000's e1000 has no eeprom; the MAC address is stored in the
@@ -639,6 +645,9 @@ e1000_set_mac_type(struct e1000_hw *hw)
case E1000_DEV_ID_82546EB_FIBER:
hw->mac_type = e1000_82546;
break;
+ case E1000_DEV_ID_82541ER:
+ hw->mac_type = e1000_82541_rev_2;
+ break;
default:
/* Should never have loaded on this device */
return -E1000_ERR_MAC_TYPE;
@@ -2485,6 +2494,36 @@ e1000_phy_reset(struct e1000_hw *hw)
return 0;
}
+static int
+e1000_set_phy_type(struct e1000_hw *hw)
+{
+ DEBUGFUNC();
+
+ if(hw->mac_type == e1000_undefined)
+ return -E1000_ERR_PHY_TYPE;
+
+ switch(hw->phy_id) {
+ case M88E1000_E_PHY_ID:
+ case M88E1000_I_PHY_ID:
+ case M88E1011_I_PHY_ID:
+ hw->phy_type = e1000_phy_m88;
+ break;
+ case IGP01E1000_I_PHY_ID:
+ if(hw->mac_type == e1000_82541 ||
+ hw->mac_type == e1000_82541_rev_2) {
+ hw->phy_type = e1000_phy_igp;
+ break;
+ }
+ /* Fall Through */
+ default:
+ /* Should never have loaded on this device */
+ hw->phy_type = e1000_phy_undefined;
+ return -E1000_ERR_PHY_TYPE;
+ }
+
+ return E1000_SUCCESS;
+}
+
/******************************************************************************
* Probes the expected PHY address for known PHY IDs
*
@@ -2493,6 +2532,7 @@ e1000_phy_reset(struct e1000_hw *hw)
static int
e1000_detect_gig_phy(struct e1000_hw *hw)
{
+ int32_t phy_init_status;
uint16_t phy_id_high, phy_id_low;
int match = FALSE;
@@ -2526,11 +2566,19 @@ e1000_detect_gig_phy(struct e1000_hw *hw)
if (hw->phy_id == M88E1011_I_PHY_ID)
match = TRUE;
break;
+ case e1000_82541_rev_2:
+ if(hw->phy_id == IGP01E1000_I_PHY_ID)
+ match = TRUE;
+
+ break;
default:
DEBUGOUT("Invalid MAC type %d\n", hw->mac_type);
return -E1000_ERR_CONFIG;
}
- if (match) {
+
+ phy_init_status = e1000_set_phy_type(hw);
+
+ if ((match) && (phy_init_status == E1000_SUCCESS)) {
DEBUGOUT("PHY ID 0x%X detected\n", hw->phy_id);
return 0;
}
@@ -2985,7 +3033,7 @@ e1000_initialize(bd_t * bis)
free(nic);
return 0;
}
-#ifndef CONFIG_AP1000
+#if !(defined(CONFIG_AP1000) || defined(CONFIG_MVBC_1G))
if (e1000_validate_eeprom_checksum(nic) < 0) {
printf("The EEPROM Checksum Is Not Valid\n");
free(hw);
diff --git a/drivers/net/e1000.h b/drivers/net/e1000.h
index 0fbdc90b1f..822afc566f 100644
--- a/drivers/net/e1000.h
+++ b/drivers/net/e1000.h
@@ -71,6 +71,8 @@ typedef enum {
e1000_82540,
e1000_82545,
e1000_82546,
+ e1000_82541,
+ e1000_82541_rev_2,
e1000_num_macs
} e1000_mac_type;
@@ -168,6 +170,13 @@ typedef enum {
e1000_1000t_rx_status_undefined = 0xFF
} e1000_1000t_rx_status;
+typedef enum {
+ e1000_phy_m88 = 0,
+ e1000_phy_igp,
+ e1000_phy_igp_2,
+ e1000_phy_undefined = 0xFF
+} e1000_phy_type;
+
struct e1000_phy_info {
e1000_cable_length cable_length;
e1000_10bt_ext_dist_enable extended_10bt_distance;
@@ -184,14 +193,19 @@ struct e1000_phy_stats {
};
/* Error Codes */
-#define E1000_SUCCESS 0
-#define E1000_ERR_EEPROM 1
-#define E1000_ERR_PHY 2
-#define E1000_ERR_CONFIG 3
-#define E1000_ERR_PARAM 4
-#define E1000_ERR_MAC_TYPE 5
-#define E1000_ERR_NOLINK 6
-#define E1000_ERR_TIMEOUT 7
+#define E1000_SUCCESS 0
+#define E1000_ERR_EEPROM 1
+#define E1000_ERR_PHY 2
+#define E1000_ERR_CONFIG 3
+#define E1000_ERR_PARAM 4
+#define E1000_ERR_MAC_TYPE 5
+#define E1000_ERR_PHY_TYPE 6
+#define E1000_ERR_NOLINK 7
+#define E1000_ERR_TIMEOUT 8
+#define E1000_ERR_RESET 9
+#define E1000_ERR_MASTER_REQUESTS_PENDING 10
+#define E1000_ERR_HOST_INTERFACE_COMMAND 11
+#define E1000_BLK_PHY_RESET 12
/* PCI Device IDs */
#define E1000_DEV_ID_82542 0x1000
@@ -207,7 +221,8 @@ struct e1000_phy_stats {
#define E1000_DEV_ID_82545EM_FIBER 0x1011
#define E1000_DEV_ID_82546EB_COPPER 0x1010
#define E1000_DEV_ID_82546EB_FIBER 0x1012
-#define NUM_DEV_IDS 13
+#define E1000_DEV_ID_82541ER 0x1078
+#define NUM_DEV_IDS 14
#define NODE_ADDRESS_SIZE 6
#define ETH_LENGTH_OF_ADDRESS 6
@@ -799,6 +814,8 @@ struct e1000_hw {
pci_dev_t pdev;
uint8_t *hw_addr;
e1000_mac_type mac_type;
+ e1000_phy_type phy_type;
+ uint32_t phy_init_script;
e1000_media_type media_type;
e1000_lan_loc lan_loc;
e1000_fc_type fc;
@@ -1517,7 +1534,22 @@ struct e1000_hw {
#define M88E1000_EXT_PHY_SPEC_CTRL 0x14 /* Extended PHY Specific Control */
#define M88E1000_RX_ERR_CNTR 0x15 /* Receive Error Counter */
-#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
+#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
+
+/* IGP01E1000 specifics */
+#define IGP01E1000_IEEE_REGS_PAGE 0x0000
+#define IGP01E1000_IEEE_RESTART_AUTONEG 0x3300
+#define IGP01E1000_IEEE_FORCE_GIGA 0x0140
+
+/* IGP01E1000 Specific Registers */
+#define IGP01E1000_PHY_PORT_CONFIG 0x10 /* PHY Specific Port Config Register */
+#define IGP01E1000_PHY_PORT_STATUS 0x11 /* PHY Specific Status Register */
+#define IGP01E1000_PHY_PORT_CTRL 0x12 /* PHY Specific Control Register */
+#define IGP01E1000_PHY_LINK_HEALTH 0x13 /* PHY Link Health Register */
+#define IGP01E1000_GMII_FIFO 0x14 /* GMII FIFO Register */
+#define IGP01E1000_PHY_CHANNEL_QUALITY 0x15 /* PHY Channel Quality Register */
+#define IGP02E1000_PHY_POWER_MGMT 0x19
+#define IGP01E1000_PHY_PAGE_SELECT 0x1F /* PHY Page Select Core Register */
/* PHY Control Register */
#define MII_CR_SPEED_SELECT_MSB 0x0040 /* bits 6,13: 10=1000, 01=100, 00=10 */
@@ -1729,6 +1761,7 @@ struct e1000_hw {
#define M88E1011_I_PHY_ID 0x01410C20
#define M88E1000_12_PHY_ID M88E1000_E_PHY_ID
#define M88E1000_14_PHY_ID M88E1000_E_PHY_ID
+#define IGP01E1000_I_PHY_ID 0x02A80380
/* Miscellaneous PHY bit definitions. */
#define PHY_PREAMBLE 0xFFFFFFFF
diff --git a/drivers/net/greth.c b/drivers/net/greth.c
new file mode 100644
index 0000000000..76ece59b36
--- /dev/null
+++ b/drivers/net/greth.c
@@ -0,0 +1,661 @@
+/* Gaisler.com GRETH 10/100/1000 Ethernet MAC driver
+ *
+ * Driver use polling mode (no Interrupt)
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <net.h>
+#include <malloc.h>
+#include <asm/processor.h>
+#include <ambapp.h>
+#include <asm/leon.h>
+
+/* #define DEBUG */
+
+#include "greth.h"
+
+/* Default to 3s timeout on autonegotiation */
+#ifndef GRETH_PHY_TIMEOUT_MS
+#define GRETH_PHY_TIMEOUT_MS 3000
+#endif
+
+/* ByPass Cache when reading regs */
+#define GRETH_REGLOAD(addr) SPARC_NOCACHE_READ(addr)
+/* Write-through cache ==> no bypassing needed on writes */
+#define GRETH_REGSAVE(addr,data) (*(unsigned int *)(addr) = (data))
+#define GRETH_REGORIN(addr,data) GRETH_REGSAVE(addr,GRETH_REGLOAD(addr)|data)
+#define GRETH_REGANDIN(addr,data) GRETH_REGSAVE(addr,GRETH_REGLOAD(addr)&data)
+
+#define GRETH_RXBD_CNT 4
+#define GRETH_TXBD_CNT 1
+
+#define GRETH_RXBUF_SIZE 1540
+#define GRETH_BUF_ALIGN 4
+#define GRETH_RXBUF_EFF_SIZE \
+ ( (GRETH_RXBUF_SIZE&~(GRETH_BUF_ALIGN-1))+GRETH_BUF_ALIGN )
+
+typedef struct {
+ greth_regs *regs;
+ int irq;
+ struct eth_device *dev;
+
+ /* Hardware info */
+ unsigned char phyaddr;
+ int gbit_mac;
+
+ /* Current operating Mode */
+ int gb; /* GigaBit */
+ int fd; /* Full Duplex */
+ int sp; /* 10/100Mbps speed (1=100,0=10) */
+ int auto_neg; /* Auto negotiate done */
+
+ unsigned char hwaddr[6]; /* MAC Address */
+
+ /* Descriptors */
+ greth_bd *rxbd_base, *rxbd_max;
+ greth_bd *txbd_base, *txbd_max;
+
+ greth_bd *rxbd_curr;
+
+ /* rx buffers in rx descriptors */
+ void *rxbuf_base; /* (GRETH_RXBUF_SIZE+ALIGNBYTES) * GRETH_RXBD_CNT */
+
+ /* unused for gbit_mac, temp buffer for sending packets with unligned
+ * start.
+ * Pointer to packet allocated with malloc.
+ */
+ void *txbuf;
+
+ struct {
+ /* rx status */
+ unsigned int rx_packets,
+ rx_crc_errors, rx_frame_errors, rx_length_errors, rx_errors;
+
+ /* tx stats */
+ unsigned int tx_packets,
+ tx_latecol_errors,
+ tx_underrun_errors, tx_limit_errors, tx_errors;
+ } stats;
+} greth_priv;
+
+/* Read MII register 'addr' from core 'regs' */
+static int read_mii(int addr, volatile greth_regs * regs)
+{
+ while (GRETH_REGLOAD(&regs->mdio) & GRETH_MII_BUSY) {
+ }
+
+ GRETH_REGSAVE(&regs->mdio, (0 << 11) | ((addr & 0x1F) << 6) | 2);
+
+ while (GRETH_REGLOAD(&regs->mdio) & GRETH_MII_BUSY) {
+ }
+
+ if (!(GRETH_REGLOAD(&regs->mdio) & GRETH_MII_NVALID)) {
+ return (GRETH_REGLOAD(&regs->mdio) >> 16) & 0xFFFF;
+ } else {
+ return -1;
+ }
+}
+
+static void write_mii(int addr, int data, volatile greth_regs * regs)
+{
+ while (GRETH_REGLOAD(&regs->mdio) & GRETH_MII_BUSY) {
+ }
+
+ GRETH_REGSAVE(&regs->mdio,
+ ((data & 0xFFFF) << 16) | (0 << 11) | ((addr & 0x1F) << 6)
+ | 1);
+
+ while (GRETH_REGLOAD(&regs->mdio) & GRETH_MII_BUSY) {
+ }
+
+}
+
+/* init/start hardware and allocate descriptor buffers for rx side
+ *
+ */
+int greth_init(struct eth_device *dev, bd_t * bis)
+{
+ int i;
+
+ greth_priv *greth = dev->priv;
+ greth_regs *regs = greth->regs;
+#ifdef DEBUG
+ printf("greth_init\n");
+#endif
+
+ GRETH_REGSAVE(&regs->control, 0);
+
+ if (!greth->rxbd_base) {
+
+ /* allocate descriptors */
+ greth->rxbd_base = (greth_bd *)
+ memalign(0x1000, GRETH_RXBD_CNT * sizeof(greth_bd));
+ greth->txbd_base = (greth_bd *)
+ memalign(0x1000, GRETH_RXBD_CNT * sizeof(greth_bd));
+
+ /* allocate buffers to all descriptors */
+ greth->rxbuf_base =
+ malloc(GRETH_RXBUF_EFF_SIZE * GRETH_RXBD_CNT);
+ }
+
+ /* initate rx decriptors */
+ for (i = 0; i < GRETH_RXBD_CNT; i++) {
+ greth->rxbd_base[i].addr = (unsigned int)
+ greth->rxbuf_base + (GRETH_RXBUF_EFF_SIZE * i);
+ /* enable desciptor & set wrap bit if last descriptor */
+ if (i >= (GRETH_RXBD_CNT - 1)) {
+ greth->rxbd_base[i].stat = GRETH_BD_EN | GRETH_BD_WR;
+ } else {
+ greth->rxbd_base[i].stat = GRETH_BD_EN;
+ }
+ }
+
+ /* initiate indexes */
+ greth->rxbd_curr = greth->rxbd_base;
+ greth->rxbd_max = greth->rxbd_base + (GRETH_RXBD_CNT - 1);
+ greth->txbd_max = greth->txbd_base + (GRETH_TXBD_CNT - 1);
+ /*
+ * greth->txbd_base->addr = 0;
+ * greth->txbd_base->stat = GRETH_BD_WR;
+ */
+
+ /* initate tx decriptors */
+ for (i = 0; i < GRETH_TXBD_CNT; i++) {
+ greth->txbd_base[i].addr = 0;
+ /* enable desciptor & set wrap bit if last descriptor */
+ if (i >= (GRETH_RXBD_CNT - 1)) {
+ greth->txbd_base[i].stat = GRETH_BD_WR;
+ } else {
+ greth->txbd_base[i].stat = 0;
+ }
+ }
+
+ /**** SET HARDWARE REGS ****/
+
+ /* Set pointer to tx/rx descriptor areas */
+ GRETH_REGSAVE(&regs->rx_desc_p, (unsigned int)&greth->rxbd_base[0]);
+ GRETH_REGSAVE(&regs->tx_desc_p, (unsigned int)&greth->txbd_base[0]);
+
+ /* Enable Transmitter, GRETH will now scan descriptors for packets
+ * to transmitt */
+#ifdef DEBUG
+ printf("greth_init: enabling receiver\n");
+#endif
+ GRETH_REGORIN(&regs->control, GRETH_RXEN);
+
+ return 0;
+}
+
+/* Initiate PHY to a relevant speed
+ * return:
+ * - 0 = success
+ * - 1 = timeout/fail
+ */
+int greth_init_phy(greth_priv * dev, bd_t * bis)
+{
+ greth_regs *regs = dev->regs;
+ int tmp, tmp1, tmp2, i;
+ unsigned int start, timeout;
+
+ /* X msecs to ticks */
+ timeout = usec2ticks(GRETH_PHY_TIMEOUT_MS * 1000);
+
+ /* Get system timer0 current value
+ * Total timeout is 5s
+ */
+ start = get_timer(0);
+
+ /* get phy control register default values */
+
+ while ((tmp = read_mii(0, regs)) & 0x8000) {
+ if (get_timer(start) > timeout)
+ return 1; /* Fail */
+ }
+
+ /* reset PHY and wait for completion */
+ write_mii(0, 0x8000 | tmp, regs);
+
+ while (((tmp = read_mii(0, regs))) & 0x8000) {
+ if (get_timer(start) > timeout)
+ return 1; /* Fail */
+ }
+
+ /* Check if PHY is autoneg capable and then determine operating
+ * mode, otherwise force it to 10 Mbit halfduplex
+ */
+ dev->gb = 0;
+ dev->fd = 0;
+ dev->sp = 0;
+ dev->auto_neg = 0;
+ if (!((tmp >> 12) & 1)) {
+ write_mii(0, 0, regs);
+ } else {
+ /* wait for auto negotiation to complete and then check operating mode */
+ dev->auto_neg = 1;
+ i = 0;
+ while (!(((tmp = read_mii(1, regs)) >> 5) & 1)) {
+ if (get_timer(start) > timeout) {
+ printf("Auto negotiation timed out. "
+ "Selecting default config\n");
+ tmp = read_mii(0, regs);
+ dev->gb = ((tmp >> 6) & 1)
+ && !((tmp >> 13) & 1);
+ dev->sp = !((tmp >> 6) & 1)
+ && ((tmp >> 13) & 1);
+ dev->fd = (tmp >> 8) & 1;
+ goto auto_neg_done;
+ }
+ }
+ if ((tmp >> 8) & 1) {
+ tmp1 = read_mii(9, regs);
+ tmp2 = read_mii(10, regs);
+ if ((tmp1 & GRETH_MII_EXTADV_1000FD) &&
+ (tmp2 & GRETH_MII_EXTPRT_1000FD)) {
+ dev->gb = 1;
+ dev->fd = 1;
+ }
+ if ((tmp1 & GRETH_MII_EXTADV_1000HD) &&
+ (tmp2 & GRETH_MII_EXTPRT_1000HD)) {
+ dev->gb = 1;
+ dev->fd = 0;
+ }
+ }
+ if ((dev->gb == 0) || ((dev->gb == 1) && (dev->gbit_mac == 0))) {
+ tmp1 = read_mii(4, regs);
+ tmp2 = read_mii(5, regs);
+ if ((tmp1 & GRETH_MII_100TXFD) &&
+ (tmp2 & GRETH_MII_100TXFD)) {
+ dev->sp = 1;
+ dev->fd = 1;
+ }
+ if ((tmp1 & GRETH_MII_100TXHD) &&
+ (tmp2 & GRETH_MII_100TXHD)) {
+ dev->sp = 1;
+ dev->fd = 0;
+ }
+ if ((tmp1 & GRETH_MII_10FD) && (tmp2 & GRETH_MII_10FD)) {
+ dev->fd = 1;
+ }
+ if ((dev->gb == 1) && (dev->gbit_mac == 0)) {
+ dev->gb = 0;
+ dev->fd = 0;
+ write_mii(0, dev->sp << 13, regs);
+ }
+ }
+
+ }
+ auto_neg_done:
+#ifdef DEBUG
+ printf("%s GRETH Ethermac at [0x%x] irq %d. Running \
+ %d Mbps %s duplex\n", dev->gbit_mac ? "10/100/1000" : "10/100", (unsigned int)(regs), (unsigned int)(dev->irq), dev->gb ? 1000 : (dev->sp ? 100 : 10), dev->fd ? "full" : "half");
+#endif
+ /* Read out PHY info if extended registers are available */
+ if (tmp & 1) {
+ tmp1 = read_mii(2, regs);
+ tmp2 = read_mii(3, regs);
+ tmp1 = (tmp1 << 6) | ((tmp2 >> 10) & 0x3F);
+ tmp = tmp2 & 0xF;
+
+ tmp2 = (tmp2 >> 4) & 0x3F;
+#ifdef DEBUG
+ printf("PHY: Vendor %x Device %x Revision %d\n", tmp1,
+ tmp2, tmp);
+#endif
+ } else {
+ printf("PHY info not available\n");
+ }
+
+ /* set speed and duplex bits in control register */
+ GRETH_REGORIN(&regs->control,
+ (dev->gb << 8) | (dev->sp << 7) | (dev->fd << 4));
+
+ return 0;
+}
+
+void greth_halt(struct eth_device *dev)
+{
+ greth_priv *greth;
+ greth_regs *regs;
+ int i;
+#ifdef DEBUG
+ printf("greth_halt\n");
+#endif
+ if (!dev || !dev->priv)
+ return;
+
+ greth = dev->priv;
+ regs = greth->regs;
+
+ if (!regs)
+ return;
+
+ /* disable receiver/transmitter by clearing the enable bits */
+ GRETH_REGANDIN(&regs->control, ~(GRETH_RXEN | GRETH_TXEN));
+
+ /* reset rx/tx descriptors */
+ if (greth->rxbd_base) {
+ for (i = 0; i < GRETH_RXBD_CNT; i++) {
+ greth->rxbd_base[i].stat =
+ (i >= (GRETH_RXBD_CNT - 1)) ? GRETH_BD_WR : 0;
+ }
+ }
+
+ if (greth->txbd_base) {
+ for (i = 0; i < GRETH_TXBD_CNT; i++) {
+ greth->txbd_base[i].stat =
+ (i >= (GRETH_TXBD_CNT - 1)) ? GRETH_BD_WR : 0;
+ }
+ }
+}
+
+int greth_send(struct eth_device *dev, volatile void *eth_data, int data_length)
+{
+ greth_priv *greth = dev->priv;
+ greth_regs *regs = greth->regs;
+ greth_bd *txbd;
+ void *txbuf;
+ unsigned int status;
+#ifdef DEBUG
+ printf("greth_send\n");
+#endif
+ /* send data, wait for data to be sent, then return */
+ if (((unsigned int)eth_data & (GRETH_BUF_ALIGN - 1))
+ && !greth->gbit_mac) {
+ /* data not aligned as needed by GRETH 10/100, solve this by allocating 4 byte aligned buffer
+ * and copy data to before giving it to GRETH.
+ */
+ if (!greth->txbuf) {
+ greth->txbuf = malloc(GRETH_RXBUF_SIZE);
+#ifdef DEBUG
+ printf("GRETH: allocated aligned tx-buf\n");
+#endif
+ }
+
+ txbuf = greth->txbuf;
+
+ /* copy data info buffer */
+ memcpy((char *)txbuf, (char *)eth_data, data_length);
+
+ /* keep buffer to next time */
+ } else {
+ txbuf = (void *)eth_data;
+ }
+ /* get descriptor to use, only 1 supported... hehe easy */
+ txbd = greth->txbd_base;
+
+ /* setup descriptor to wrap around to it self */
+ txbd->addr = (unsigned int)txbuf;
+ txbd->stat = GRETH_BD_EN | GRETH_BD_WR | data_length;
+
+ /* Remind Core which descriptor to use when sending */
+ GRETH_REGSAVE(&regs->tx_desc_p, (unsigned int)txbd);
+
+ /* initate send by enabling transmitter */
+ GRETH_REGORIN(&regs->control, GRETH_TXEN);
+
+ /* Wait for data to be sent */
+ while ((status = GRETH_REGLOAD(&txbd->stat)) & GRETH_BD_EN) {
+ ;
+ }
+
+ /* was the packet transmitted succesfully? */
+ if (status & GRETH_TXBD_ERR_AL) {
+ greth->stats.tx_limit_errors++;
+ }
+
+ if (status & GRETH_TXBD_ERR_UE) {
+ greth->stats.tx_underrun_errors++;
+ }
+
+ if (status & GRETH_TXBD_ERR_LC) {
+ greth->stats.tx_latecol_errors++;
+ }
+
+ if (status &
+ (GRETH_TXBD_ERR_LC | GRETH_TXBD_ERR_UE | GRETH_TXBD_ERR_AL)) {
+ /* any error */
+ greth->stats.tx_errors++;
+ return -1;
+ }
+
+ /* bump tx packet counter */
+ greth->stats.tx_packets++;
+
+ /* return succefully */
+ return 0;
+}
+
+int greth_recv(struct eth_device *dev)
+{
+ greth_priv *greth = dev->priv;
+ greth_regs *regs = greth->regs;
+ greth_bd *rxbd;
+ unsigned int status, len = 0, bad;
+ unsigned char *d;
+ int enable = 0;
+ int i;
+#ifdef DEBUG
+/* printf("greth_recv\n"); */
+#endif
+ /* Receive One packet only, but clear as many error packets as there are
+ * available.
+ */
+ {
+ /* current receive descriptor */
+ rxbd = greth->rxbd_curr;
+
+ /* get status of next received packet */
+ status = GRETH_REGLOAD(&rxbd->stat);
+
+ bad = 0;
+
+ /* stop if no more packets received */
+ if (status & GRETH_BD_EN) {
+ goto done;
+ }
+#ifdef DEBUG
+ printf("greth_recv: packet 0x%lx, 0x%lx, len: %d\n",
+ (unsigned int)rxbd, status, status & GRETH_BD_LEN);
+#endif
+
+ /* Check status for errors.
+ */
+ if (status & GRETH_RXBD_ERR_FT) {
+ greth->stats.rx_length_errors++;
+ bad = 1;
+ }
+ if (status & (GRETH_RXBD_ERR_AE | GRETH_RXBD_ERR_OE)) {
+ greth->stats.rx_frame_errors++;
+ bad = 1;
+ }
+ if (status & GRETH_RXBD_ERR_CRC) {
+ greth->stats.rx_crc_errors++;
+ bad = 1;
+ }
+ if (bad) {
+ greth->stats.rx_errors++;
+ printf
+ ("greth_recv: Bad packet (%d, %d, %d, 0x%08x, %d)\n",
+ greth->stats.rx_length_errors,
+ greth->stats.rx_frame_errors,
+ greth->stats.rx_crc_errors, status,
+ greth->stats.rx_packets);
+ /* print all rx descriptors */
+ for (i = 0; i < GRETH_RXBD_CNT; i++) {
+ printf("[%d]: Stat=0x%lx, Addr=0x%lx\n", i,
+ GRETH_REGLOAD(&greth->rxbd_base[i].stat),
+ GRETH_REGLOAD(&greth->rxbd_base[i].
+ addr));
+ }
+ } else {
+ /* Process the incoming packet. */
+ len = status & GRETH_BD_LEN;
+ d = (char *)rxbd->addr;
+#ifdef DEBUG
+ printf
+ ("greth_recv: new packet, length: %d. data: %x %x %x %x %x %x %x %x\n",
+ len, d[0], d[1], d[2], d[3], d[4], d[5], d[6],
+ d[7]);
+#endif
+ /* flush all data cache to make sure we're not reading old packet data */
+ sparc_dcache_flush_all();
+
+ /* pass packet on to network subsystem */
+ NetReceive((void *)d, len);
+
+ /* bump stats counters */
+ greth->stats.rx_packets++;
+
+ /* bad is now 0 ==> will stop loop */
+ }
+
+ /* reenable descriptor to receive more packet with this descriptor, wrap around if needed */
+ rxbd->stat =
+ GRETH_BD_EN |
+ (((unsigned int)greth->rxbd_curr >=
+ (unsigned int)greth->rxbd_max) ? GRETH_BD_WR : 0);
+ enable = 1;
+
+ /* increase index */
+ greth->rxbd_curr =
+ ((unsigned int)greth->rxbd_curr >=
+ (unsigned int)greth->rxbd_max) ? greth->
+ rxbd_base : (greth->rxbd_curr + 1);
+
+ };
+
+ if (enable) {
+ GRETH_REGORIN(&regs->control, GRETH_RXEN);
+ }
+ done:
+ /* return positive length of packet or 0 if non recieved */
+ return len;
+}
+
+void greth_set_hwaddr(greth_priv * greth, unsigned char *mac)
+{
+ /* save new MAC address */
+ greth->dev->enetaddr[0] = greth->hwaddr[0] = mac[0];
+ greth->dev->enetaddr[1] = greth->hwaddr[1] = mac[1];
+ greth->dev->enetaddr[2] = greth->hwaddr[2] = mac[2];
+ greth->dev->enetaddr[3] = greth->hwaddr[3] = mac[3];
+ greth->dev->enetaddr[4] = greth->hwaddr[4] = mac[4];
+ greth->dev->enetaddr[5] = greth->hwaddr[5] = mac[5];
+ greth->regs->esa_msb = (mac[0] << 8) | mac[1];
+ greth->regs->esa_lsb =
+ (mac[2] << 24) | (mac[3] << 16) | (mac[4] << 8) | mac[5];
+#ifdef DEBUG
+ printf("GRETH: New MAC address: %02x:%02x:%02x:%02x:%02x:%02x\n",
+ mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+#endif
+}
+
+int greth_initialize(bd_t * bis)
+{
+ greth_priv *greth;
+ ambapp_apbdev apbdev;
+ struct eth_device *dev;
+ int i;
+ char *addr_str, *end;
+ unsigned char addr[6];
+#ifdef DEBUG
+ printf("Scanning for GRETH\n");
+#endif
+ /* Find Device & IRQ via AMBA Plug&Play information */
+ if (ambapp_apb_first(VENDOR_GAISLER, GAISLER_ETHMAC, &apbdev) != 1) {
+ return -1; /* GRETH not found */
+ }
+
+ greth = (greth_priv *) malloc(sizeof(greth_priv));
+ dev = (struct eth_device *)malloc(sizeof(struct eth_device));
+ memset(dev, 0, sizeof(struct eth_device));
+ memset(greth, 0, sizeof(greth_priv));
+
+ greth->regs = (greth_regs *) apbdev.address;
+ greth->irq = apbdev.irq;
+#ifdef DEBUG
+ printf("Found GRETH at 0x%lx, irq %d\n", greth->regs, greth->irq);
+#endif
+ dev->priv = (void *)greth;
+ dev->iobase = (unsigned int)greth->regs;
+ dev->init = greth_init;
+ dev->halt = greth_halt;
+ dev->send = greth_send;
+ dev->recv = greth_recv;
+ greth->dev = dev;
+
+ /* Reset Core */
+ GRETH_REGSAVE(&greth->regs->control, GRETH_RESET);
+
+ /* Wait for core to finish reset cycle */
+ while (GRETH_REGLOAD(&greth->regs->control) & GRETH_RESET) ;
+
+ /* Get the phy address which assumed to have been set
+ correctly with the reset value in hardware */
+ greth->phyaddr = (GRETH_REGLOAD(&greth->regs->mdio) >> 11) & 0x1F;
+
+ /* Check if mac is gigabit capable */
+ greth->gbit_mac = (GRETH_REGLOAD(&greth->regs->control) >> 27) & 1;
+
+ /* Make descriptor string */
+ if (greth->gbit_mac) {
+ sprintf(dev->name, "GRETH 10/100/GB");
+ } else {
+ sprintf(dev->name, "GRETH 10/100");
+ }
+
+ /* initiate PHY, select speed/duplex depending on connected PHY */
+ if (greth_init_phy(greth, bis)) {
+ /* Failed to init PHY (timedout) */
+ return -1;
+ }
+
+ /* Register Device to EtherNet subsystem */
+ eth_register(dev);
+
+ /* Get MAC address */
+ if ((addr_str = getenv("ethaddr")) != NULL) {
+ for (i = 0; i < 6; i++) {
+ addr[i] =
+ addr_str ? simple_strtoul(addr_str, &end, 16) : 0;
+ if (addr_str) {
+ addr_str = (*end) ? end + 1 : end;
+ }
+ }
+ } else {
+ /* HW Address not found in environment, Set default HW address */
+ addr[0] = GRETH_HWADDR_0; /* MSB */
+ addr[1] = GRETH_HWADDR_1;
+ addr[2] = GRETH_HWADDR_2;
+ addr[3] = GRETH_HWADDR_3;
+ addr[4] = GRETH_HWADDR_4;
+ addr[5] = GRETH_HWADDR_5; /* LSB */
+ }
+
+ /* set and remember MAC address */
+ greth_set_hwaddr(greth, addr);
+
+ return 1;
+}
diff --git a/drivers/net/greth.h b/drivers/net/greth.h
new file mode 100644
index 0000000000..7d5fbd327a
--- /dev/null
+++ b/drivers/net/greth.h
@@ -0,0 +1,97 @@
+/* Gaisler.com GRETH 10/100/1000 Ethernet MAC driver
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#define GRETH_FD 0x10
+#define GRETH_RESET 0x40
+#define GRETH_MII_BUSY 0x8
+#define GRETH_MII_NVALID 0x10
+
+/* MII registers */
+#define GRETH_MII_EXTADV_1000FD 0x00000200
+#define GRETH_MII_EXTADV_1000HD 0x00000100
+#define GRETH_MII_EXTPRT_1000FD 0x00000800
+#define GRETH_MII_EXTPRT_1000HD 0x00000400
+
+#define GRETH_MII_100T4 0x00000200
+#define GRETH_MII_100TXFD 0x00000100
+#define GRETH_MII_100TXHD 0x00000080
+#define GRETH_MII_10FD 0x00000040
+#define GRETH_MII_10HD 0x00000020
+
+#define GRETH_BD_EN 0x800
+#define GRETH_BD_WR 0x1000
+#define GRETH_BD_IE 0x2000
+#define GRETH_BD_LEN 0x7FF
+
+#define GRETH_TXEN 0x1
+#define GRETH_INT_TX 0x8
+#define GRETH_TXI 0x4
+#define GRETH_TXBD_STATUS 0x0001C000
+#define GRETH_TXBD_MORE 0x20000
+#define GRETH_TXBD_IPCS 0x40000
+#define GRETH_TXBD_TCPCS 0x80000
+#define GRETH_TXBD_UDPCS 0x100000
+#define GRETH_TXBD_ERR_LC 0x10000
+#define GRETH_TXBD_ERR_UE 0x4000
+#define GRETH_TXBD_ERR_AL 0x8000
+#define GRETH_TXBD_NUM 128
+#define GRETH_TXBD_NUM_MASK (GRETH_TXBD_NUM-1)
+#define GRETH_TX_BUF_SIZE 2048
+
+#define GRETH_INT_RX 0x4
+#define GRETH_RXEN 0x2
+#define GRETH_RXI 0x8
+#define GRETH_RXBD_STATUS 0xFFFFC000
+#define GRETH_RXBD_ERR_AE 0x4000
+#define GRETH_RXBD_ERR_FT 0x8000
+#define GRETH_RXBD_ERR_CRC 0x10000
+#define GRETH_RXBD_ERR_OE 0x20000
+#define GRETH_RXBD_ERR_LE 0x40000
+#define GRETH_RXBD_IP_DEC 0x80000
+#define GRETH_RXBD_IP_CSERR 0x100000
+#define GRETH_RXBD_UDP_DEC 0x200000
+#define GRETH_RXBD_UDP_CSERR 0x400000
+#define GRETH_RXBD_TCP_DEC 0x800000
+#define GRETH_RXBD_TCP_CSERR 0x1000000
+
+#define GRETH_RXBD_NUM 128
+#define GRETH_RXBD_NUM_MASK (GRETH_RXBD_NUM-1)
+#define GRETH_RX_BUF_SIZE 2048
+
+/* Ethernet configuration registers */
+typedef struct _greth_regs {
+ volatile unsigned int control;
+ volatile unsigned int status;
+ volatile unsigned int esa_msb;
+ volatile unsigned int esa_lsb;
+ volatile unsigned int mdio;
+ volatile unsigned int tx_desc_p;
+ volatile unsigned int rx_desc_p;
+} greth_regs;
+
+/* Ethernet buffer descriptor */
+typedef struct _greth_bd {
+ volatile unsigned int stat;
+ unsigned int addr; /* Buffer address not changed by HW */
+} greth_bd;
diff --git a/drivers/net/mcffec.c b/drivers/net/mcffec.c
index 3b812585b7..71d19608ed 100644
--- a/drivers/net/mcffec.c
+++ b/drivers/net/mcffec.c
@@ -166,6 +166,13 @@ int fec_send(struct eth_device *dev, volatile void *packet, int length)
/* Activate transmit Buffer Descriptor polling */
fecp->tdar = 0x01000000; /* Descriptor polling active */
+ /* FEC fix for MCF5275, FEC unable to initial transmit data packet.
+ * A nop will ensure the descriptor polling active completed.
+ */
+#ifdef CONFIG_M5275
+ __asm__ ("nop");
+#endif
+
#ifdef CFG_UNIFY_CACHE
icache_invalid();
#endif
diff --git a/drivers/net/smc91111.h b/drivers/net/smc91111.h
index 8dcbb3e2aa..96ff04d369 100644
--- a/drivers/net/smc91111.h
+++ b/drivers/net/smc91111.h
@@ -79,7 +79,7 @@ typedef unsigned long int dword;
#ifdef CONFIG_XSENGINE
#define SMC_inl(r) (*((volatile dword *)(SMC_BASE_ADDRESS+(r<<1))))
#define SMC_inw(r) (*((volatile word *)(SMC_BASE_ADDRESS+(r<<1))))
-#define SMC_inb(p) ({ \
+#define SMC_inb(p) ({ \
unsigned int __p = (unsigned int)(SMC_BASE_ADDRESS + (p<<1)); \
unsigned int __v = *(volatile unsigned short *)((__p) & ~2); \
if (__p & 2) __v >>= 8; \
@@ -176,7 +176,76 @@ typedef unsigned long int dword;
}; \
})
-#else /* if not CONFIG_PXA250 */
+#elif defined(CONFIG_LEON) /* if not CONFIG_PXA250 */
+
+#define SMC_LEON_SWAP16(_x_) ({ word _x = (_x_); ((_x << 8) | (_x >> 8)); })
+
+#define SMC_LEON_SWAP32(_x_) \
+ ({ dword _x = (_x_); \
+ ((_x << 24) | \
+ ((0x0000FF00UL & _x) << 8) | \
+ ((0x00FF0000UL & _x) >> 8) | \
+ (_x >> 24)); })
+
+#define SMC_inl(r) (SMC_LEON_SWAP32((*(volatile dword *)(SMC_BASE_ADDRESS+((r)<<0)))))
+#define SMC_inl_nosw(r) ((*(volatile dword *)(SMC_BASE_ADDRESS+((r)<<0))))
+#define SMC_inw(r) (SMC_LEON_SWAP16((*(volatile word *)(SMC_BASE_ADDRESS+((r)<<0)))))
+#define SMC_inw_nosw(r) ((*(volatile word *)(SMC_BASE_ADDRESS+((r)<<0))))
+#define SMC_inb(p) ({ \
+ word ___v = SMC_inw((p) & ~1); \
+ if ((p) & 1) ___v >>= 8; \
+ else ___v &= 0xff; \
+ ___v; })
+
+#define SMC_outl(d,r) (*(volatile dword *)(SMC_BASE_ADDRESS+((r)<<0))=SMC_LEON_SWAP32(d))
+#define SMC_outl_nosw(d,r) (*(volatile dword *)(SMC_BASE_ADDRESS+((r)<<0))=(d))
+#define SMC_outw(d,r) (*(volatile word *)(SMC_BASE_ADDRESS+((r)<<0))=SMC_LEON_SWAP16(d))
+#define SMC_outw_nosw(d,r) (*(volatile word *)(SMC_BASE_ADDRESS+((r)<<0))=(d))
+#define SMC_outb(d,r) do{ word __d = (byte)(d); \
+ word __w = SMC_inw((r)&~1); \
+ __w &= ((r)&1) ? 0x00FF : 0xFF00; \
+ __w |= ((r)&1) ? __d<<8 : __d; \
+ SMC_outw(__w,(r)&~1); \
+ }while(0)
+#define SMC_outsl(r,b,l) do{ int __i; \
+ dword *__b2; \
+ __b2 = (dword *) b; \
+ for (__i = 0; __i < l; __i++) { \
+ SMC_outl_nosw( *(__b2 + __i), r); \
+ } \
+ }while(0)
+#define SMC_outsw(r,b,l) do{ int __i; \
+ word *__b2; \
+ __b2 = (word *) b; \
+ for (__i = 0; __i < l; __i++) { \
+ SMC_outw_nosw( *(__b2 + __i), r); \
+ } \
+ }while(0)
+#define SMC_insl(r,b,l) do{ int __i ; \
+ dword *__b2; \
+ __b2 = (dword *) b; \
+ for (__i = 0; __i < l; __i++) { \
+ *(__b2 + __i) = SMC_inl_nosw(r); \
+ }; \
+ }while(0)
+
+#define SMC_insw(r,b,l) do{ int __i ; \
+ word *__b2; \
+ __b2 = (word *) b; \
+ for (__i = 0; __i < l; __i++) { \
+ *(__b2 + __i) = SMC_inw_nosw(r); \
+ }; \
+ }while(0)
+
+#define SMC_insb(r,b,l) do{ int __i ; \
+ byte *__b2; \
+ __b2 = (byte *) b; \
+ for (__i = 0; __i < l; __i++) { \
+ *(__b2 + __i) = SMC_inb(r); \
+ }; \
+ }while(0)
+
+#else /* if not CONFIG_PXA250 and not CONFIG_LEON */
#ifndef CONFIG_SMC_USE_IOFUNCS /* these macros don't work on some boards */
/*
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
new file mode 100644
index 0000000000..2fd5777790
--- /dev/null
+++ b/drivers/net/smc911x.c
@@ -0,0 +1,680 @@
+/*
+ * SMSC LAN9[12]1[567] Network driver
+ *
+ * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#ifdef CONFIG_DRIVER_SMC911X
+
+#include <command.h>
+#include <net.h>
+#include <miiphy.h>
+
+#define mdelay(n) udelay((n)*1000)
+
+#define __REG(x) (*((volatile u32 *)(x)))
+
+/* Below are the register offsets and bit definitions
+ * of the Lan911x memory space
+ */
+#define RX_DATA_FIFO __REG(CONFIG_DRIVER_SMC911X_BASE + 0x00)
+
+#define TX_DATA_FIFO __REG(CONFIG_DRIVER_SMC911X_BASE + 0x20)
+#define TX_CMD_A_INT_ON_COMP (0x80000000)
+#define TX_CMD_A_INT_BUF_END_ALGN (0x03000000)
+#define TX_CMD_A_INT_4_BYTE_ALGN (0x00000000)
+#define TX_CMD_A_INT_16_BYTE_ALGN (0x01000000)
+#define TX_CMD_A_INT_32_BYTE_ALGN (0x02000000)
+#define TX_CMD_A_INT_DATA_OFFSET (0x001F0000)
+#define TX_CMD_A_INT_FIRST_SEG (0x00002000)
+#define TX_CMD_A_INT_LAST_SEG (0x00001000)
+#define TX_CMD_A_BUF_SIZE (0x000007FF)
+#define TX_CMD_B_PKT_TAG (0xFFFF0000)
+#define TX_CMD_B_ADD_CRC_DISABLE (0x00002000)
+#define TX_CMD_B_DISABLE_PADDING (0x00001000)
+#define TX_CMD_B_PKT_BYTE_LENGTH (0x000007FF)
+
+#define RX_STATUS_FIFO __REG(CONFIG_DRIVER_SMC911X_BASE + 0x40)
+#define RX_STS_PKT_LEN (0x3FFF0000)
+#define RX_STS_ES (0x00008000)
+#define RX_STS_BCST (0x00002000)
+#define RX_STS_LEN_ERR (0x00001000)
+#define RX_STS_RUNT_ERR (0x00000800)
+#define RX_STS_MCAST (0x00000400)
+#define RX_STS_TOO_LONG (0x00000080)
+#define RX_STS_COLL (0x00000040)
+#define RX_STS_ETH_TYPE (0x00000020)
+#define RX_STS_WDOG_TMT (0x00000010)
+#define RX_STS_MII_ERR (0x00000008)
+#define RX_STS_DRIBBLING (0x00000004)
+#define RX_STS_CRC_ERR (0x00000002)
+#define RX_STATUS_FIFO_PEEK __REG(CONFIG_DRIVER_SMC911X_BASE + 0x44)
+#define TX_STATUS_FIFO __REG(CONFIG_DRIVER_SMC911X_BASE + 0x48)
+#define TX_STS_TAG (0xFFFF0000)
+#define TX_STS_ES (0x00008000)
+#define TX_STS_LOC (0x00000800)
+#define TX_STS_NO_CARR (0x00000400)
+#define TX_STS_LATE_COLL (0x00000200)
+#define TX_STS_MANY_COLL (0x00000100)
+#define TX_STS_COLL_CNT (0x00000078)
+#define TX_STS_MANY_DEFER (0x00000004)
+#define TX_STS_UNDERRUN (0x00000002)
+#define TX_STS_DEFERRED (0x00000001)
+#define TX_STATUS_FIFO_PEEK __REG(CONFIG_DRIVER_SMC911X_BASE + 0x4C)
+#define ID_REV __REG(CONFIG_DRIVER_SMC911X_BASE + 0x50)
+#define ID_REV_CHIP_ID (0xFFFF0000) /* RO */
+#define ID_REV_REV_ID (0x0000FFFF) /* RO */
+
+#define INT_CFG __REG(CONFIG_DRIVER_SMC911X_BASE + 0x54)
+#define INT_CFG_INT_DEAS (0xFF000000) /* R/W */
+#define INT_CFG_INT_DEAS_CLR (0x00004000)
+#define INT_CFG_INT_DEAS_STS (0x00002000)
+#define INT_CFG_IRQ_INT (0x00001000) /* RO */
+#define INT_CFG_IRQ_EN (0x00000100) /* R/W */
+#define INT_CFG_IRQ_POL (0x00000010) /* R/W */
+ /* Not Affected by SW Reset */
+#define INT_CFG_IRQ_TYPE (0x00000001) /* R/W */
+ /* Not Affected by SW Reset */
+
+#define INT_STS __REG(CONFIG_DRIVER_SMC911X_BASE + 0x58)
+#define INT_STS_SW_INT (0x80000000) /* R/WC */
+#define INT_STS_TXSTOP_INT (0x02000000) /* R/WC */
+#define INT_STS_RXSTOP_INT (0x01000000) /* R/WC */
+#define INT_STS_RXDFH_INT (0x00800000) /* R/WC */
+#define INT_STS_RXDF_INT (0x00400000) /* R/WC */
+#define INT_STS_TX_IOC (0x00200000) /* R/WC */
+#define INT_STS_RXD_INT (0x00100000) /* R/WC */
+#define INT_STS_GPT_INT (0x00080000) /* R/WC */
+#define INT_STS_PHY_INT (0x00040000) /* RO */
+#define INT_STS_PME_INT (0x00020000) /* R/WC */
+#define INT_STS_TXSO (0x00010000) /* R/WC */
+#define INT_STS_RWT (0x00008000) /* R/WC */
+#define INT_STS_RXE (0x00004000) /* R/WC */
+#define INT_STS_TXE (0x00002000) /* R/WC */
+/*#define INT_STS_ERX (0x00001000)*/ /* R/WC */
+#define INT_STS_TDFU (0x00000800) /* R/WC */
+#define INT_STS_TDFO (0x00000400) /* R/WC */
+#define INT_STS_TDFA (0x00000200) /* R/WC */
+#define INT_STS_TSFF (0x00000100) /* R/WC */
+#define INT_STS_TSFL (0x00000080) /* R/WC */
+/*#define INT_STS_RXDF (0x00000040)*/ /* R/WC */
+#define INT_STS_RDFO (0x00000040) /* R/WC */
+#define INT_STS_RDFL (0x00000020) /* R/WC */
+#define INT_STS_RSFF (0x00000010) /* R/WC */
+#define INT_STS_RSFL (0x00000008) /* R/WC */
+#define INT_STS_GPIO2_INT (0x00000004) /* R/WC */
+#define INT_STS_GPIO1_INT (0x00000002) /* R/WC */
+#define INT_STS_GPIO0_INT (0x00000001) /* R/WC */
+#define INT_EN __REG(CONFIG_DRIVER_SMC911X_BASE + 0x5C)
+#define INT_EN_SW_INT_EN (0x80000000) /* R/W */
+#define INT_EN_TXSTOP_INT_EN (0x02000000) /* R/W */
+#define INT_EN_RXSTOP_INT_EN (0x01000000) /* R/W */
+#define INT_EN_RXDFH_INT_EN (0x00800000) /* R/W */
+/*#define INT_EN_RXDF_INT_EN (0x00400000)*/ /* R/W */
+#define INT_EN_TIOC_INT_EN (0x00200000) /* R/W */
+#define INT_EN_RXD_INT_EN (0x00100000) /* R/W */
+#define INT_EN_GPT_INT_EN (0x00080000) /* R/W */
+#define INT_EN_PHY_INT_EN (0x00040000) /* R/W */
+#define INT_EN_PME_INT_EN (0x00020000) /* R/W */
+#define INT_EN_TXSO_EN (0x00010000) /* R/W */
+#define INT_EN_RWT_EN (0x00008000) /* R/W */
+#define INT_EN_RXE_EN (0x00004000) /* R/W */
+#define INT_EN_TXE_EN (0x00002000) /* R/W */
+/*#define INT_EN_ERX_EN (0x00001000)*/ /* R/W */
+#define INT_EN_TDFU_EN (0x00000800) /* R/W */
+#define INT_EN_TDFO_EN (0x00000400) /* R/W */
+#define INT_EN_TDFA_EN (0x00000200) /* R/W */
+#define INT_EN_TSFF_EN (0x00000100) /* R/W */
+#define INT_EN_TSFL_EN (0x00000080) /* R/W */
+/*#define INT_EN_RXDF_EN (0x00000040)*/ /* R/W */
+#define INT_EN_RDFO_EN (0x00000040) /* R/W */
+#define INT_EN_RDFL_EN (0x00000020) /* R/W */
+#define INT_EN_RSFF_EN (0x00000010) /* R/W */
+#define INT_EN_RSFL_EN (0x00000008) /* R/W */
+#define INT_EN_GPIO2_INT (0x00000004) /* R/W */
+#define INT_EN_GPIO1_INT (0x00000002) /* R/W */
+#define INT_EN_GPIO0_INT (0x00000001) /* R/W */
+
+#define BYTE_TEST __REG(CONFIG_DRIVER_SMC911X_BASE + 0x64)
+#define FIFO_INT __REG(CONFIG_DRIVER_SMC911X_BASE + 0x68)
+#define FIFO_INT_TX_AVAIL_LEVEL (0xFF000000) /* R/W */
+#define FIFO_INT_TX_STS_LEVEL (0x00FF0000) /* R/W */
+#define FIFO_INT_RX_AVAIL_LEVEL (0x0000FF00) /* R/W */
+#define FIFO_INT_RX_STS_LEVEL (0x000000FF) /* R/W */
+
+#define RX_CFG __REG(CONFIG_DRIVER_SMC911X_BASE + 0x6C)
+#define RX_CFG_RX_END_ALGN (0xC0000000) /* R/W */
+#define RX_CFG_RX_END_ALGN4 (0x00000000) /* R/W */
+#define RX_CFG_RX_END_ALGN16 (0x40000000) /* R/W */
+#define RX_CFG_RX_END_ALGN32 (0x80000000) /* R/W */
+#define RX_CFG_RX_DMA_CNT (0x0FFF0000) /* R/W */
+#define RX_CFG_RX_DUMP (0x00008000) /* R/W */
+#define RX_CFG_RXDOFF (0x00001F00) /* R/W */
+/*#define RX_CFG_RXBAD (0x00000001)*/ /* R/W */
+
+#define TX_CFG __REG(CONFIG_DRIVER_SMC911X_BASE + 0x70)
+/*#define TX_CFG_TX_DMA_LVL (0xE0000000)*/ /* R/W */
+/*#define TX_CFG_TX_DMA_CNT (0x0FFF0000)*/ /* R/W */
+ /* Self Clearing */
+#define TX_CFG_TXS_DUMP (0x00008000)
+ /* Self Clearing */
+#define TX_CFG_TXD_DUMP (0x00004000)
+ /* Self Clearing */
+#define TX_CFG_TXSAO (0x00000004) /* R/W */
+#define TX_CFG_TX_ON (0x00000002) /* R/W */
+#define TX_CFG_STOP_TX (0x00000001)
+ /* Self Clearing */
+
+#define HW_CFG __REG(CONFIG_DRIVER_SMC911X_BASE + 0x74)
+#define HW_CFG_TTM (0x00200000) /* R/W */
+#define HW_CFG_SF (0x00100000) /* R/W */
+#define HW_CFG_TX_FIF_SZ (0x000F0000) /* R/W */
+#define HW_CFG_TR (0x00003000) /* R/W */
+#define HW_CFG_PHY_CLK_SEL (0x00000060) /* R/W */
+#define HW_CFG_PHY_CLK_SEL_INT_PHY (0x00000000) /* R/W */
+#define HW_CFG_PHY_CLK_SEL_EXT_PHY (0x00000020) /* R/W */
+#define HW_CFG_PHY_CLK_SEL_CLK_DIS (0x00000040) /* R/W */
+#define HW_CFG_SMI_SEL (0x00000010) /* R/W */
+#define HW_CFG_EXT_PHY_DET (0x00000008) /* RO */
+#define HW_CFG_EXT_PHY_EN (0x00000004) /* R/W */
+#define HW_CFG_32_16_BIT_MODE (0x00000004) /* RO */
+#define HW_CFG_SRST_TO (0x00000002) /* RO */
+#define HW_CFG_SRST (0x00000001)
+ /* Self Clearing */
+
+#define RX_DP_CTRL __REG(CONFIG_DRIVER_SMC911X_BASE + 0x78)
+#define RX_DP_CTRL_RX_FFWD (0x80000000) /* R/W */
+#define RX_DP_CTRL_FFWD_BUSY (0x80000000) /* RO */
+
+#define RX_FIFO_INF __REG(CONFIG_DRIVER_SMC911X_BASE + 0x7C)
+#define RX_FIFO_INF_RXSUSED (0x00FF0000) /* RO */
+#define RX_FIFO_INF_RXDUSED (0x0000FFFF) /* RO */
+
+#define TX_FIFO_INF __REG(CONFIG_DRIVER_SMC911X_BASE + 0x80)
+#define TX_FIFO_INF_TSUSED (0x00FF0000) /* RO */
+#define TX_FIFO_INF_TDFREE (0x0000FFFF) /* RO */
+
+#define PMT_CTRL __REG(CONFIG_DRIVER_SMC911X_BASE + 0x84)
+#define PMT_CTRL_PM_MODE (0x00003000)
+ /* Self Clearing */
+#define PMT_CTRL_PHY_RST (0x00000400)
+ /* Self Clearing */
+#define PMT_CTRL_WOL_EN (0x00000200) /* R/W */
+#define PMT_CTRL_ED_EN (0x00000100) /* R/W */
+#define PMT_CTRL_PME_TYPE (0x00000040) /* R/W */
+ /* Not Affected by SW Reset */
+#define PMT_CTRL_WUPS (0x00000030) /* R/WC */
+#define PMT_CTRL_WUPS_NOWAKE (0x00000000) /* R/WC */
+#define PMT_CTRL_WUPS_ED (0x00000010) /* R/WC */
+#define PMT_CTRL_WUPS_WOL (0x00000020) /* R/WC */
+#define PMT_CTRL_WUPS_MULTI (0x00000030) /* R/WC */
+#define PMT_CTRL_PME_IND (0x00000008) /* R/W */
+#define PMT_CTRL_PME_POL (0x00000004) /* R/W */
+#define PMT_CTRL_PME_EN (0x00000002) /* R/W */
+ /* Not Affected by SW Reset */
+#define PMT_CTRL_READY (0x00000001) /* RO */
+
+#define GPIO_CFG __REG(CONFIG_DRIVER_SMC911X_BASE + 0x88)
+#define GPIO_CFG_LED3_EN (0x40000000) /* R/W */
+#define GPIO_CFG_LED2_EN (0x20000000) /* R/W */
+#define GPIO_CFG_LED1_EN (0x10000000) /* R/W */
+#define GPIO_CFG_GPIO2_INT_POL (0x04000000) /* R/W */
+#define GPIO_CFG_GPIO1_INT_POL (0x02000000) /* R/W */
+#define GPIO_CFG_GPIO0_INT_POL (0x01000000) /* R/W */
+#define GPIO_CFG_EEPR_EN (0x00700000) /* R/W */
+#define GPIO_CFG_GPIOBUF2 (0x00040000) /* R/W */
+#define GPIO_CFG_GPIOBUF1 (0x00020000) /* R/W */
+#define GPIO_CFG_GPIOBUF0 (0x00010000) /* R/W */
+#define GPIO_CFG_GPIODIR2 (0x00000400) /* R/W */
+#define GPIO_CFG_GPIODIR1 (0x00000200) /* R/W */
+#define GPIO_CFG_GPIODIR0 (0x00000100) /* R/W */
+#define GPIO_CFG_GPIOD4 (0x00000010) /* R/W */
+#define GPIO_CFG_GPIOD3 (0x00000008) /* R/W */
+#define GPIO_CFG_GPIOD2 (0x00000004) /* R/W */
+#define GPIO_CFG_GPIOD1 (0x00000002) /* R/W */
+#define GPIO_CFG_GPIOD0 (0x00000001) /* R/W */
+
+#define GPT_CFG __REG(CONFIG_DRIVER_SMC911X_BASE + 0x8C)
+#define GPT_CFG_TIMER_EN (0x20000000) /* R/W */
+#define GPT_CFG_GPT_LOAD (0x0000FFFF) /* R/W */
+
+#define GPT_CNT __REG(CONFIG_DRIVER_SMC911X_BASE + 0x90)
+#define GPT_CNT_GPT_CNT (0x0000FFFF) /* RO */
+
+#define ENDIAN __REG(CONFIG_DRIVER_SMC911X_BASE + 0x98)
+#define FREE_RUN __REG(CONFIG_DRIVER_SMC911X_BASE + 0x9C)
+#define RX_DROP __REG(CONFIG_DRIVER_SMC911X_BASE + 0xA0)
+#define MAC_CSR_CMD __REG(CONFIG_DRIVER_SMC911X_BASE + 0xA4)
+#define MAC_CSR_CMD_CSR_BUSY (0x80000000)
+ /* Self Clearing */
+#define MAC_CSR_CMD_R_NOT_W (0x40000000) /* R/W */
+#define MAC_CSR_CMD_CSR_ADDR (0x000000FF) /* R/W */
+
+#define MAC_CSR_DATA __REG(CONFIG_DRIVER_SMC911X_BASE + 0xA8)
+#define AFC_CFG __REG(CONFIG_DRIVER_SMC911X_BASE + 0xAC)
+#define AFC_CFG_AFC_HI (0x00FF0000) /* R/W */
+#define AFC_CFG_AFC_LO (0x0000FF00) /* R/W */
+#define AFC_CFG_BACK_DUR (0x000000F0) /* R/W */
+#define AFC_CFG_FCMULT (0x00000008) /* R/W */
+#define AFC_CFG_FCBRD (0x00000004) /* R/W */
+#define AFC_CFG_FCADD (0x00000002) /* R/W */
+#define AFC_CFG_FCANY (0x00000001) /* R/W */
+
+#define E2P_CMD __REG(CONFIG_DRIVER_SMC911X_BASE + 0xB0)
+#define E2P_CMD_EPC_BUSY (0x80000000)
+ /* Self Clearing */
+#define E2P_CMD_EPC_CMD (0x70000000) /* R/W */
+#define E2P_CMD_EPC_CMD_READ (0x00000000) /* R/W */
+#define E2P_CMD_EPC_CMD_EWDS (0x10000000) /* R/W */
+#define E2P_CMD_EPC_CMD_EWEN (0x20000000) /* R/W */
+#define E2P_CMD_EPC_CMD_WRITE (0x30000000) /* R/W */
+#define E2P_CMD_EPC_CMD_WRAL (0x40000000) /* R/W */
+#define E2P_CMD_EPC_CMD_ERASE (0x50000000) /* R/W */
+#define E2P_CMD_EPC_CMD_ERAL (0x60000000) /* R/W */
+#define E2P_CMD_EPC_CMD_RELOAD (0x70000000) /* R/W */
+#define E2P_CMD_EPC_TIMEOUT (0x00000200) /* RO */
+#define E2P_CMD_MAC_ADDR_LOADED (0x00000100) /* RO */
+#define E2P_CMD_EPC_ADDR (0x000000FF) /* R/W */
+
+#define E2P_DATA __REG(CONFIG_DRIVER_SMC911X_BASE + 0xB4)
+#define E2P_DATA_EEPROM_DATA (0x000000FF) /* R/W */
+/* end of LAN register offsets and bit definitions */
+
+/* MAC Control and Status registers */
+#define MAC_CR (0x01) /* R/W */
+
+/* MAC_CR - MAC Control Register */
+#define MAC_CR_RXALL (0x80000000)
+/* TODO: delete this bit? It is not described in the data sheet. */
+#define MAC_CR_HBDIS (0x10000000)
+#define MAC_CR_RCVOWN (0x00800000)
+#define MAC_CR_LOOPBK (0x00200000)
+#define MAC_CR_FDPX (0x00100000)
+#define MAC_CR_MCPAS (0x00080000)
+#define MAC_CR_PRMS (0x00040000)
+#define MAC_CR_INVFILT (0x00020000)
+#define MAC_CR_PASSBAD (0x00010000)
+#define MAC_CR_HFILT (0x00008000)
+#define MAC_CR_HPFILT (0x00002000)
+#define MAC_CR_LCOLL (0x00001000)
+#define MAC_CR_BCAST (0x00000800)
+#define MAC_CR_DISRTY (0x00000400)
+#define MAC_CR_PADSTR (0x00000100)
+#define MAC_CR_BOLMT_MASK (0x000000C0)
+#define MAC_CR_DFCHK (0x00000020)
+#define MAC_CR_TXEN (0x00000008)
+#define MAC_CR_RXEN (0x00000004)
+
+#define ADDRH (0x02) /* R/W mask 0x0000FFFFUL */
+#define ADDRL (0x03) /* R/W mask 0xFFFFFFFFUL */
+#define HASHH (0x04) /* R/W */
+#define HASHL (0x05) /* R/W */
+
+#define MII_ACC (0x06) /* R/W */
+#define MII_ACC_PHY_ADDR (0x0000F800)
+#define MII_ACC_MIIRINDA (0x000007C0)
+#define MII_ACC_MII_WRITE (0x00000002)
+#define MII_ACC_MII_BUSY (0x00000001)
+
+#define MII_DATA (0x07) /* R/W mask 0x0000FFFFUL */
+
+#define FLOW (0x08) /* R/W */
+#define FLOW_FCPT (0xFFFF0000)
+#define FLOW_FCPASS (0x00000004)
+#define FLOW_FCEN (0x00000002)
+#define FLOW_FCBSY (0x00000001)
+
+#define VLAN1 (0x09) /* R/W mask 0x0000FFFFUL */
+#define VLAN1_VTI1 (0x0000ffff)
+
+#define VLAN2 (0x0A) /* R/W mask 0x0000FFFFUL */
+#define VLAN2_VTI2 (0x0000ffff)
+
+#define WUFF (0x0B) /* WO */
+
+#define WUCSR (0x0C) /* R/W */
+#define WUCSR_GUE (0x00000200)
+#define WUCSR_WUFR (0x00000040)
+#define WUCSR_MPR (0x00000020)
+#define WUCSR_WAKE_EN (0x00000004)
+#define WUCSR_MPEN (0x00000002)
+
+/* Chip ID values */
+#define CHIP_9115 0x115
+#define CHIP_9116 0x116
+#define CHIP_9117 0x117
+#define CHIP_9118 0x118
+#define CHIP_9215 0x115a
+#define CHIP_9216 0x116a
+#define CHIP_9217 0x117a
+#define CHIP_9218 0x118a
+
+struct chip_id {
+ u16 id;
+ char *name;
+};
+
+static const struct chip_id chip_ids[] = {
+ { CHIP_9115, "LAN9115" },
+ { CHIP_9116, "LAN9116" },
+ { CHIP_9117, "LAN9117" },
+ { CHIP_9118, "LAN9118" },
+ { CHIP_9215, "LAN9215" },
+ { CHIP_9216, "LAN9216" },
+ { CHIP_9217, "LAN9217" },
+ { CHIP_9218, "LAN9218" },
+ { 0, NULL },
+};
+
+#define DRIVERNAME "smc911x"
+
+u32 smc911x_get_mac_csr(u8 reg)
+{
+ while (MAC_CSR_CMD & MAC_CSR_CMD_CSR_BUSY);
+ MAC_CSR_CMD = MAC_CSR_CMD_CSR_BUSY | MAC_CSR_CMD_R_NOT_W | reg;
+ while (MAC_CSR_CMD & MAC_CSR_CMD_CSR_BUSY);
+
+ return MAC_CSR_DATA;
+}
+
+void smc911x_set_mac_csr(u8 reg, u32 data)
+{
+ while (MAC_CSR_CMD & MAC_CSR_CMD_CSR_BUSY);
+ MAC_CSR_DATA = data;
+ MAC_CSR_CMD = MAC_CSR_CMD_CSR_BUSY | reg;
+ while (MAC_CSR_CMD & MAC_CSR_CMD_CSR_BUSY); }
+
+static int smx911x_handle_mac_address(bd_t *bd)
+{
+ unsigned long addrh, addrl;
+ unsigned char *m = bd->bi_enetaddr;
+
+ /* if the environment has a valid mac address then use it */
+ if ((m[0] | m[1] | m[2] | m[3] | m[4] | m[5])) {
+ addrl = m[0] | m[1] << 8 | m[2] << 16 | m[3] << 24;
+ addrh = m[4] | m[5] << 8;
+ smc911x_set_mac_csr(ADDRH, addrh);
+ smc911x_set_mac_csr(ADDRL, addrl);
+ } else {
+ /* if not, try to get one from the eeprom */
+ addrh = smc911x_get_mac_csr(ADDRH);
+ addrl = smc911x_get_mac_csr(ADDRL);
+
+ m[0] = (addrl) & 0xff;
+ m[1] = (addrl >> 8) & 0xff;
+ m[2] = (addrl >> 16) & 0xff;
+ m[3] = (addrl >> 24) & 0xff;
+ m[4] = (addrh) & 0xff;
+ m[5] = (addrh >> 8) & 0xff;
+
+ /* we get 0xff when there is no eeprom connected */
+ if ((m[0] & m[1] & m[2] & m[3] & m[4] & m[5]) == 0xff) {
+ printf(DRIVERNAME ": no valid mac address "
+ "in environment "
+ "and no eeprom found\n");
+ return -1;
+ }
+ }
+
+ printf(DRIVERNAME ": MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
+ m[0], m[1], m[2], m[3], m[4], m[5]);
+
+ return 0;
+}
+
+static int smc911x_miiphy_read(u8 phy, u8 reg, u16 *val)
+{
+ while (smc911x_get_mac_csr(MII_ACC) & MII_ACC_MII_BUSY);
+
+ smc911x_set_mac_csr(MII_ACC, phy << 11 | reg << 6 | MII_ACC_MII_BUSY);
+
+ while (smc911x_get_mac_csr(MII_ACC) & MII_ACC_MII_BUSY);
+
+ *val = smc911x_get_mac_csr(MII_DATA);
+
+ return 0;
+}
+
+static int smc911x_miiphy_write(u8 phy, u8 reg, u16 val)
+{
+ while (smc911x_get_mac_csr(MII_ACC) & MII_ACC_MII_BUSY);
+
+ smc911x_set_mac_csr(MII_DATA, val);
+ smc911x_set_mac_csr(MII_ACC,
+ phy << 11 | reg << 6 | MII_ACC_MII_BUSY | MII_ACC_MII_WRITE);
+
+ while (smc911x_get_mac_csr(MII_ACC) & MII_ACC_MII_BUSY);
+ return 0;
+}
+
+static int smc911x_phy_reset(void)
+{
+ u32 reg;
+
+ reg = PMT_CTRL;
+ reg &= ~0xfffff030;
+ reg |= PMT_CTRL_PHY_RST;
+ PMT_CTRL = reg;
+
+ mdelay(100);
+
+ return 0;
+}
+
+static void smc911x_phy_configure(void)
+{
+ int timeout;
+ u16 status;
+
+ smc911x_phy_reset();
+
+ smc911x_miiphy_write(1, PHY_BMCR, PHY_BMCR_RESET);
+ mdelay(1);
+ smc911x_miiphy_write(1, PHY_ANAR, 0x01e1);
+ smc911x_miiphy_write(1, PHY_BMCR, PHY_BMCR_AUTON | PHY_BMCR_RST_NEG);
+
+ timeout = 5000;
+ do {
+ mdelay(1);
+ if ((timeout--) == 0)
+ goto err_out;
+
+ if (smc911x_miiphy_read(1, PHY_BMSR, &status) != 0)
+ goto err_out;
+ } while (!(status & PHY_BMSR_LS));
+
+ printf(DRIVERNAME ": phy initialized\n");
+
+ return;
+
+err_out:
+ printf(DRIVERNAME ": autonegotiation timed out\n"); }
+
+static void smc911x_reset(void)
+{
+ int timeout;
+
+ /* Take out of PM setting first */
+ if (PMT_CTRL & PMT_CTRL_READY) {
+ /* Write to the bytetest will take out of powerdown */
+ BYTE_TEST = 0x0;
+
+ timeout = 10;
+
+ while (timeout-- && !(PMT_CTRL & PMT_CTRL_READY))
+ udelay(10);
+ if (!timeout) {
+ printf(DRIVERNAME
+ ": timeout waiting for PM restore\n");
+ return;
+ }
+ }
+
+ /* Disable interrupts */
+ INT_EN = 0;
+
+ HW_CFG = HW_CFG_SRST;
+
+ timeout = 1000;
+ while (timeout-- && E2P_CMD & E2P_CMD_EPC_BUSY)
+ udelay(10);
+
+ if (!timeout) {
+ printf(DRIVERNAME ": reset timeout\n");
+ return;
+ }
+
+ /* Reset the FIFO level and flow control settings */
+ smc911x_set_mac_csr(FLOW, FLOW_FCPT | FLOW_FCEN);
+ AFC_CFG = 0x0050287F;
+
+ /* Set to LED outputs */
+ GPIO_CFG = 0x70070000;
+}
+
+static void smc911x_enable(void)
+{
+ /* Enable TX */
+ HW_CFG = 8 << 16 | HW_CFG_SF;
+
+ GPT_CFG = GPT_CFG_TIMER_EN | 10000;
+
+ TX_CFG = TX_CFG_TX_ON;
+
+ /* no padding to start of packets */
+ RX_CFG = 0;
+
+ smc911x_set_mac_csr(MAC_CR, MAC_CR_TXEN | MAC_CR_RXEN | MAC_CR_HBDIS);
+
+}
+
+int eth_init(bd_t *bd)
+{
+ unsigned long val, i;
+
+ printf(DRIVERNAME ": initializing\n");
+
+ val = BYTE_TEST;
+ if (val != 0x87654321) {
+ printf(DRIVERNAME ": Invalid chip endian 0x08%x\n", val);
+ goto err_out;
+ }
+
+ val = ID_REV >> 16;
+ for (i = 0; chip_ids[i].id != 0; i++) {
+ if (chip_ids[i].id == val)
+ break;
+ }
+ if (!chip_ids[i].id) {
+ printf(DRIVERNAME ": Unknown chip ID %04x\n", val);
+ goto err_out;
+ }
+
+ printf(DRIVERNAME ": detected %s controller\n", chip_ids[i].name);
+
+ smc911x_reset();
+
+ /* Configure the PHY, initialize the link state */
+ smc911x_phy_configure();
+
+ if (smx911x_handle_mac_address(bd))
+ goto err_out;
+
+ /* Turn on Tx + Rx */
+ smc911x_enable();
+
+ return 0;
+
+err_out:
+ return -1;
+}
+
+int eth_send(volatile void *packet, int length)
+{
+ u32 *data = (u32 *)packet;
+ u32 tmplen;
+ u32 status;
+
+ TX_DATA_FIFO = TX_CMD_A_INT_FIRST_SEG | TX_CMD_A_INT_LAST_SEG | length;
+ TX_DATA_FIFO = length;
+
+ tmplen = (length + 3) / 4;
+
+ while (tmplen--)
+ TX_DATA_FIFO = *data++;
+
+ /* wait for transmission */
+ while (!((TX_FIFO_INF & TX_FIFO_INF_TSUSED) >> 16));
+
+ /* get status. Ignore 'no carrier' error, it has no meaning for
+ * full duplex operation
+ */
+ status = TX_STATUS_FIFO & (TX_STS_LOC | TX_STS_LATE_COLL |
+ TX_STS_MANY_COLL | TX_STS_MANY_DEFER | TX_STS_UNDERRUN);
+
+ if (!status)
+ return 0;
+
+ printf(DRIVERNAME ": failed to send packet: %s%s%s%s%s\n",
+ status & TX_STS_LOC ? "TX_STS_LOC " : "",
+ status & TX_STS_LATE_COLL ? "TX_STS_LATE_COLL " : "",
+ status & TX_STS_MANY_COLL ? "TX_STS_MANY_COLL " : "",
+ status & TX_STS_MANY_DEFER ? "TX_STS_MANY_DEFER " : "",
+ status & TX_STS_UNDERRUN ? "TX_STS_UNDERRUN" : "");
+
+ return -1;
+}
+
+void eth_halt(void)
+{
+ smc911x_reset();
+}
+
+int eth_rx(void)
+{
+ u32 *data = (u32 *)NetRxPackets[0];
+ u32 pktlen, tmplen;
+ u32 status;
+
+ if ((RX_FIFO_INF & RX_FIFO_INF_RXSUSED) >> 16) {
+ status = RX_STATUS_FIFO;
+ pktlen = (status & RX_STS_PKT_LEN) >> 16;
+
+ RX_CFG = 0;
+
+ tmplen = (pktlen + 2 + 3) / 4;
+ while (tmplen--)
+ *data++ = RX_DATA_FIFO;
+
+ if (status & RX_STS_ES)
+ printf(DRIVERNAME
+ ": dropped bad packet. Status: 0x%08x\n",
+ status);
+ else
+ NetReceive(NetRxPackets[0], pktlen);
+ }
+
+ return 0;
+}
+
+#endif /* CONFIG_DRIVER_SMC911X */
diff --git a/drivers/net/tsec.c b/drivers/net/tsec.c
index 431a8d2f23..9d22aa38be 100644
--- a/drivers/net/tsec.c
+++ b/drivers/net/tsec.c
@@ -1267,6 +1267,35 @@ struct phy_info phy_info_VSC8244 = {
},
};
+struct phy_info phy_info_VSC8601 = {
+ 0x00007042,
+ "Vitesse VSC8601",
+ 4,
+ (struct phy_cmd[]){ /* config */
+ /* Override PHY config settings */
+ /* Configure some basic stuff */
+ {MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
+#ifdef CFG_VSC8601_SKEWFIX
+ {MIIM_VSC8601_EPHY_CON,MIIM_VSC8601_EPHY_CON_INIT_SKEW,NULL},
+#endif
+ {miim_end,}
+ },
+ (struct phy_cmd[]){ /* startup */
+ /* Read the Status (2x to make sure link is right) */
+ {MIIM_STATUS, miim_read, NULL},
+ /* Auto-negotiate */
+ {MIIM_STATUS, miim_read, &mii_parse_sr},
+ /* Read the status */
+ {MIIM_VSC8244_AUX_CONSTAT, miim_read,
+ &mii_parse_vsc8244},
+ {miim_end,}
+ },
+ (struct phy_cmd[]){ /* shutdown */
+ {miim_end,}
+ },
+};
+
+
struct phy_info phy_info_dm9161 = {
0x0181b88,
"Davicom DM9161E",
@@ -1462,6 +1491,7 @@ struct phy_info *phy_info[] = {
&phy_info_dm9161,
&phy_info_lxt971,
&phy_info_VSC8244,
+ &phy_info_VSC8601,
&phy_info_dp83865,
&phy_info_rtl8211b,
&phy_info_generic,
diff --git a/drivers/net/tsec.h b/drivers/net/tsec.h
index d4dc15a68b..cfa7d1aad7 100644
--- a/drivers/net/tsec.h
+++ b/drivers/net/tsec.h
@@ -159,6 +159,11 @@
#define MIIM_VSC8244_LED_CON 0x1b
#define MIIM_VSC8244_LEDCON_INIT 0xF011
+/* Entry for Vitesse VSC8601 regs starts here (Not complete) */
+/* Vitesse VSC8601 Extended PHY Control Register 1 */
+#define MIIM_VSC8601_EPHY_CON 0x17
+#define MIIM_VSC8601_EPHY_CON_INIT_SKEW 0x1120
+
/* 88E1011 PHY Status Register */
#define MIIM_88E1011_PHY_STATUS 0x11
#define MIIM_88E1011_PHYSTAT_SPEED 0xc000
diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile
index fe45839466..ad1b7ddb43 100644
--- a/drivers/pci/Makefile
+++ b/drivers/pci/Makefile
@@ -31,6 +31,9 @@ COBJS-y += pci_auto.o
COBJS-y += pci_indirect.o
COBJS-y += tsi108_pci.o
COBJS-y += w83c553f.o
+COBJS-$(CONFIG_SH4_PCI) += pci_sh4.o
+COBJS-$(CONFIG_SH7751_PCI) +=pci_sh7751.o
+COBJS-$(CONFIG_SH7780_PCI) +=pci_sh7780.o
COBJS := $(COBJS-y)
SRCS := $(COBJS:.o=.c)
diff --git a/drivers/pci/pci_sh4.c b/drivers/pci/pci_sh4.c
new file mode 100644
index 0000000000..1290c0a799
--- /dev/null
+++ b/drivers/pci/pci_sh4.c
@@ -0,0 +1,76 @@
+/*
+ * SH4 PCI Controller (PCIC) for U-Boot.
+ * (C) Dustin McIntire (dustin@sensoria.com)
+ * (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+ * (C) 2008 Yusuke Goda <goda.yusuke@renesas.com>
+ *
+ * u-boot/cpu/sh4/pci-sh4.c
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/pci.h>
+#include <pci.h>
+
+int pci_sh4_init(struct pci_controller *hose)
+{
+ hose->first_busno = 0;
+ hose->region_count = 0;
+ hose->last_busno = 0xff;
+
+ /* PCI memory space */
+ pci_set_region(hose->regions + 0,
+ CONFIG_PCI_MEM_BUS,
+ CONFIG_PCI_MEM_PHYS,
+ CONFIG_PCI_MEM_SIZE,
+ PCI_REGION_MEM);
+ hose->region_count++;
+
+ /* PCI IO space */
+ pci_set_region(hose->regions + 1,
+ CONFIG_PCI_IO_BUS,
+ CONFIG_PCI_IO_PHYS,
+ CONFIG_PCI_IO_SIZE,
+ PCI_REGION_IO);
+ hose->region_count++;
+
+ udelay(1000);
+
+ pci_set_ops(hose,
+ pci_hose_read_config_byte_via_dword,
+ pci_hose_read_config_word_via_dword,
+ pci_sh4_read_config_dword,
+ pci_hose_write_config_byte_via_dword,
+ pci_hose_write_config_word_via_dword,
+ pci_sh4_write_config_dword);
+
+ pci_register_hose(hose);
+
+ udelay(1000);
+
+#ifdef CONFIG_PCI_SCAN_SHOW
+ printf("PCI: Bus Dev VenId DevId Class Int\n");
+#endif
+ hose->last_busno = pci_hose_scan(hose);
+ return 0;
+}
diff --git a/drivers/pci/pci_sh7751.c b/drivers/pci/pci_sh7751.c
new file mode 100644
index 0000000000..a058e1d37f
--- /dev/null
+++ b/drivers/pci/pci_sh7751.c
@@ -0,0 +1,199 @@
+/*
+ * SH7751 PCI Controller (PCIC) for U-Boot.
+ * (C) Dustin McIntire (dustin@sensoria.com)
+ * (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <pci.h>
+
+/* Register addresses and such */
+#define SH7751_BCR1 (vu_long *)0xFF800000
+#define SH7751_BCR2 (vu_short*)0xFF800004
+#define SH7751_WCR1 (vu_long *)0xFF800008
+#define SH7751_WCR2 (vu_long *)0xFF80000C
+#define SH7751_WCR3 (vu_long *)0xFF800010
+#define SH7751_MCR (vu_long *)0xFF800014
+#define SH7751_BCR3 (vu_short*)0xFF800050
+#define SH7751_PCICONF0 (vu_long *)0xFE200000
+#define SH7751_PCICONF1 (vu_long *)0xFE200004
+#define SH7751_PCICONF2 (vu_long *)0xFE200008
+#define SH7751_PCICONF3 (vu_long *)0xFE20000C
+#define SH7751_PCICONF4 (vu_long *)0xFE200010
+#define SH7751_PCICONF5 (vu_long *)0xFE200014
+#define SH7751_PCICONF6 (vu_long *)0xFE200018
+#define SH7751_PCICR (vu_long *)0xFE200100
+#define SH7751_PCILSR0 (vu_long *)0xFE200104
+#define SH7751_PCILSR1 (vu_long *)0xFE200108
+#define SH7751_PCILAR0 (vu_long *)0xFE20010C
+#define SH7751_PCILAR1 (vu_long *)0xFE200110
+#define SH7751_PCIMBR (vu_long *)0xFE2001C4
+#define SH7751_PCIIOBR (vu_long *)0xFE2001C8
+#define SH7751_PCIPINT (vu_long *)0xFE2001CC
+#define SH7751_PCIPINTM (vu_long *)0xFE2001D0
+#define SH7751_PCICLKR (vu_long *)0xFE2001D4
+#define SH7751_PCIBCR1 (vu_long *)0xFE2001E0
+#define SH7751_PCIBCR2 (vu_long *)0xFE2001E4
+#define SH7751_PCIWCR1 (vu_long *)0xFE2001E8
+#define SH7751_PCIWCR2 (vu_long *)0xFE2001EC
+#define SH7751_PCIWCR3 (vu_long *)0xFE2001F0
+#define SH7751_PCIMCR (vu_long *)0xFE2001F4
+#define SH7751_PCIBCR3 (vu_long *)0xFE2001F8
+
+#define BCR1_BREQEN 0x00080000
+#define PCI_SH7751_ID 0x35051054
+#define PCI_SH7751R_ID 0x350E1054
+#define SH7751_PCICONF1_WCC 0x00000080
+#define SH7751_PCICONF1_PER 0x00000040
+#define SH7751_PCICONF1_BUM 0x00000004
+#define SH7751_PCICONF1_MES 0x00000002
+#define SH7751_PCICONF1_CMDS 0x000000C6
+#define SH7751_PCI_HOST_BRIDGE 0x6
+#define SH7751_PCICR_PREFIX 0xa5000000
+#define SH7751_PCICR_PRST 0x00000002
+#define SH7751_PCICR_CFIN 0x00000001
+#define SH7751_PCIPINT_D3 0x00000002
+#define SH7751_PCIPINT_D0 0x00000001
+#define SH7751_PCICLKR_PREFIX 0xa5000000
+
+#define SH7751_PCI_MEM_BASE 0xFD000000
+#define SH7751_PCI_MEM_SIZE 0x01000000
+#define SH7751_PCI_IO_BASE 0xFE240000
+#define SH7751_PCI_IO_SIZE 0x00040000
+
+#define SH7751_CS3_BASE_ADDR 0x0C000000
+#define SH7751_P2CS3_BASE_ADDR 0xAC000000
+
+#define SH7751_PCIPAR (vu_long *)0xFE2001C0
+#define SH7751_PCIPDR (vu_long *)0xFE200220
+
+#define p4_in(addr) *(addr)
+#define p4_out(data,addr) *(addr) = (data)
+
+/* Double word */
+int pci_sh4_read_config_dword(struct pci_controller *hose,
+ pci_dev_t dev, int offset, u32 * value)
+{
+ u32 par_data = 0x80000000 | dev;
+
+ p4_out(par_data | (offset & 0xfc), SH7751_PCIPAR);
+ *value = p4_in(SH7751_PCIPDR);
+
+ return 0;
+}
+
+int pci_sh4_write_config_dword(struct pci_controller *hose,
+ pci_dev_t dev, int offset, u32 * value)
+{
+ u32 par_data = 0x80000000 | dev;
+
+ p4_out(par_data | (offset & 0xfc), SH7751_PCIPAR);
+ p4_out(value, SH7751_PCIPDR);
+
+ return 0;
+}
+
+int pci_sh7751_init(struct pci_controller *hose)
+{
+ /* Double-check that we're a 7751 or 7751R chip */
+ if (p4_in(SH7751_PCICONF0) != PCI_SH7751_ID
+ && p4_in(SH7751_PCICONF0) != PCI_SH7751R_ID) {
+ printf("PCI: Unknown PCI host bridge.\n");
+ return 1;
+ }
+ printf("PCI: SH7751 PCI host bridge found.\n");
+
+ /* Double-check some BSC config settings */
+ /* (Area 3 non-MPX 32-bit, PCI bus pins) */
+ if ((p4_in(SH7751_BCR1) & 0x20008) == 0x20000) {
+ printf("SH7751_BCR1 0x%08X\n", p4_in(SH7751_BCR1));
+ return 2;
+ }
+ if ((p4_in(SH7751_BCR2) & 0xC0) != 0xC0) {
+ printf("SH7751_BCR2 0x%08X\n", p4_in(SH7751_BCR2));
+ return 3;
+ }
+ if (p4_in(SH7751_BCR2) & 0x01) {
+ printf("SH7751_BCR2 0x%08X\n", p4_in(SH7751_BCR2));
+ return 4;
+ }
+
+ /* Force BREQEN in BCR1 to allow PCIC access */
+ p4_out((p4_in(SH7751_BCR1) | BCR1_BREQEN), SH7751_BCR1);
+
+ /* Toggle PCI reset pin */
+ p4_out((SH7751_PCICR_PREFIX | SH7751_PCICR_PRST), SH7751_PCICR);
+ udelay(32);
+ p4_out(SH7751_PCICR_PREFIX, SH7751_PCICR);
+
+ /* Set cmd bits: WCC, PER, BUM, MES */
+ /* (Addr/Data stepping, Parity enabled, Bus Master, Memory enabled) */
+ p4_out(0xfb900047, SH7751_PCICONF1); /* K.Kino */
+
+ /* Define this host as the host bridge */
+ p4_out((SH7751_PCI_HOST_BRIDGE << 24), SH7751_PCICONF2);
+
+ /* Force PCI clock(s) on */
+ p4_out(0, SH7751_PCICLKR);
+ p4_out(0x03, SH7751_PCICLKR);
+
+ /* Clear powerdown IRQs, also mask them (unused) */
+ p4_out((SH7751_PCIPINT_D0 | SH7751_PCIPINT_D3), SH7751_PCIPINT);
+ p4_out(0, SH7751_PCIPINTM);
+
+ p4_out(0xab000001, SH7751_PCICONF4);
+
+ /* Set up target memory mappings (for external DMA access) */
+ /* Map both P0 and P2 range to Area 3 RAM for ease of use */
+ p4_out((64 - 1) << 20, SH7751_PCILSR0);
+ p4_out(SH7751_CS3_BASE_ADDR, SH7751_PCILAR0);
+ p4_out(0, SH7751_PCILSR1);
+ p4_out(0, SH7751_PCILAR1);
+ p4_out(SH7751_CS3_BASE_ADDR, SH7751_PCICONF5);
+ p4_out(0xd0000000, SH7751_PCICONF6);
+
+ /* Map memory window to same address on PCI bus */
+ p4_out(SH7751_PCI_MEM_BASE, SH7751_PCIMBR);
+
+ /* Map IO window to same address on PCI bus */
+ p4_out(0x2000 & 0xfffc0000, SH7751_PCIIOBR);
+
+ /* set BREQEN */
+ p4_out(inl(SH7751_BCR1) | 0x00080000, SH7751_BCR1);
+
+ /* Copy BSC registers into PCI BSC */
+ p4_out(inl(SH7751_BCR1), SH7751_PCIBCR1);
+ p4_out(inl(SH7751_BCR2), SH7751_PCIBCR2);
+ p4_out(inl(SH7751_BCR3), SH7751_PCIBCR3);
+ p4_out(inl(SH7751_WCR1), SH7751_PCIWCR1);
+ p4_out(inl(SH7751_WCR2), SH7751_PCIWCR2);
+ p4_out(inl(SH7751_WCR3), SH7751_PCIWCR3);
+ p4_out(inl(SH7751_MCR), SH7751_PCIMCR);
+
+ /* Finally, set central function init complete */
+ p4_out((SH7751_PCICR_PREFIX | SH7751_PCICR_CFIN), SH7751_PCICR);
+
+ pci_sh4_init(hose);
+
+ return 0;
+}
diff --git a/drivers/pci/pci_sh7780.c b/drivers/pci/pci_sh7780.c
new file mode 100644
index 0000000000..d63d67d2dc
--- /dev/null
+++ b/drivers/pci/pci_sh7780.c
@@ -0,0 +1,107 @@
+/*
+ * SH7780 PCI Controller (PCIC) for U-Boot.
+ * (C) Dustin McIntire (dustin@sensoria.com)
+ * (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+ * (C) 2008 Yusuke Goda <goda.yusuke@renesas.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <pci.h>
+
+#define SH7780_VENDOR_ID 0x1912
+#define SH7780_DEVICE_ID 0x0002
+#define SH7780_PCICR_PREFIX 0xA5000000
+#define SH7780_PCICR_PFCS 0x00000800
+#define SH7780_PCICR_FTO 0x00000400
+#define SH7780_PCICR_PFE 0x00000200
+#define SH7780_PCICR_TBS 0x00000100
+#define SH7780_PCICR_ARBM 0x00000040
+#define SH7780_PCICR_IOCS 0x00000004
+#define SH7780_PCICR_PRST 0x00000002
+#define SH7780_PCICR_CFIN 0x00000001
+
+#define p4_in(addr) *((vu_long *)addr)
+#define p4_out(data,addr) *(vu_long *)(addr) = (data)
+#define p4_inw(addr) *((vu_short *)addr)
+#define p4_outw(data,addr) *(vu_short *)(addr) = (data)
+
+int pci_sh4_read_config_dword(struct pci_controller *hose,
+ pci_dev_t dev, int offset, u32 *value)
+{
+ u32 par_data = 0x80000000 | dev;
+
+ p4_out(par_data | (offset & 0xfc), SH7780_PCIPAR);
+ *value = p4_in(SH7780_PCIPDR);
+
+ return 0;
+}
+
+int pci_sh4_write_config_dword(struct pci_controller *hose,
+ pci_dev_t dev, int offset, u32 value)
+{
+ u32 par_data = 0x80000000 | dev;
+
+ p4_out(par_data | (offset & 0xfc), SH7780_PCIPAR);
+ p4_out(value, SH7780_PCIPDR);
+ return 0;
+}
+
+int pci_sh7780_init(struct pci_controller *hose)
+{
+ p4_out(0x01, SH7780_PCIECR);
+
+ if (p4_inw(SH7780_PCIVID) != SH7780_VENDOR_ID
+ && p4_inw(SH7780_PCIDID) != SH7780_DEVICE_ID){
+ printf("PCI: Unknown PCI host bridge.\n");
+ return;
+ }
+ printf("PCI: SH7780 PCI host bridge found.\n");
+
+ /* Toggle PCI reset pin */
+ p4_out((SH7780_PCICR_PREFIX | SH7780_PCICR_PRST), SH7780_PCICR);
+ udelay(100000);
+ p4_out(SH7780_PCICR_PREFIX, SH7780_PCICR);
+ p4_outw(0x0047, SH7780_PCICMD);
+
+ p4_out(0x07F00001, SH7780_PCILSR0);
+ p4_out(0x08000000, SH7780_PCILAR0);
+ p4_out(0x00000000, SH7780_PCILSR1);
+ p4_out(0, SH7780_PCILAR1);
+ p4_out(0x08000000, SH7780_PCIMBAR0);
+ p4_out(0x00000000, SH7780_PCIMBAR1);
+
+ p4_out(0xFD000000, SH7780_PCIMBR0);
+ p4_out(0x00FC0000, SH7780_PCIMBMR0);
+
+ /* if use Operand Cache then enable PCICSCR Soonp bits. */
+ p4_out(0x08000000, SH7780_PCICSAR0);
+ p4_out(0x0000001B, SH7780_PCICSCR0); /* Snoop bit :On */
+
+ p4_out((SH7780_PCICR_PREFIX | SH7780_PCICR_CFIN | SH7780_PCICR_ARBM
+ | SH7780_PCICR_FTO | SH7780_PCICR_PFCS | SH7780_PCICR_PFE),
+ SH7780_PCICR);
+
+ pci_sh4_init(hose);
+ return 0;
+}
diff --git a/drivers/serial/serial_sh.c b/drivers/serial/serial_sh.c
index 70fd23ff0a..522f96d5db 100644
--- a/drivers/serial/serial_sh.c
+++ b/drivers/serial/serial_sh.c
@@ -37,39 +37,46 @@
#define SCFCR (vu_short *)(SCIF_BASE + 0x18)
#define SCFDR (vu_short *)(SCIF_BASE + 0x1C)
#ifdef CONFIG_CPU_SH7720 /* SH7720 specific */
-#define SCFSR (vu_short *)(SCIF_BASE + 0x14) /* SCSSR */
-#define SCFTDR (vu_char *)(SCIF_BASE + 0x20)
-#define SCFRDR (vu_char *)(SCIF_BASE + 0x24)
+# define SCFSR (vu_short *)(SCIF_BASE + 0x14) /* SCSSR */
+# define SCFTDR (vu_char *)(SCIF_BASE + 0x20)
+# define SCFRDR (vu_char *)(SCIF_BASE + 0x24)
#else
-#define SCFTDR (vu_char *)(SCIF_BASE + 0xC)
-#define SCFSR (vu_short *)(SCIF_BASE + 0x10)
-#define SCFRDR (vu_char *)(SCIF_BASE + 0x14)
+# define SCFTDR (vu_char *)(SCIF_BASE + 0xC)
+# define SCFSR (vu_short *)(SCIF_BASE + 0x10)
+# define SCFRDR (vu_char *)(SCIF_BASE + 0x14)
#endif
-#if defined(CONFIG_SH4A)
-#define SCRFDR (vu_short *)(SCIF_BASE + 0x20)
-#define SCSPTR (vu_short *)(SCIF_BASE + 0x24)
-#define SCLSR (vu_short *)(SCIF_BASE + 0x28)
-#define SCRER (vu_short *)(SCIF_BASE + 0x2C)
-#define LSR_ORER 1
-#elif defined (CONFIG_SH4)
-#define SCSPTR (vu_short *)(SCIF_BASE + 0x20)
-#define SCLSR (vu_short *)(SCIF_BASE + 0x24)
-#define LSR_ORER 1
-#elif defined (CONFIG_SH3)
-#ifdef CONFIG_CPU_SH7720 /* SH7720 specific */
-#define SCLSR (vu_short *)(SCIF_BASE + 0x24)
-#define LSR_ORER 0x0200
-#else
-#define SCLSR SCFSR /* SCSSR */
-#define LSR_ORER 1
-#endif
+#if defined(CONFIG_CPU_SH7780) || \
+ defined(CONFIG_CPU_SH7785)
+# define SCRFDR (vu_short *)(SCIF_BASE + 0x20)
+# define SCSPTR (vu_short *)(SCIF_BASE + 0x24)
+# define SCLSR (vu_short *)(SCIF_BASE + 0x28)
+# define SCRER (vu_short *)(SCIF_BASE + 0x2C)
+# define LSR_ORER 1
+# define FIFOLEVEL_MASK 0xFF
+#elif defined(CONFIG_CPU_SH7750) || \
+ defined(CONFIG_CPU_SH7751) || \
+ defined(CONFIG_CPU_SH7722)
+# define SCSPTR (vu_short *)(SCIF_BASE + 0x20)
+# define SCLSR (vu_short *)(SCIF_BASE + 0x24)
+# define LSR_ORER 1
+# define FIFOLEVEL_MASK 0x1F
+#elif defined(CONFIG_CPU_SH7720)
+# define SCLSR (vu_short *)(SCIF_BASE + 0x24)
+# define LSR_ORER 0x0200
+# define FIFOLEVEL_MASK 0x1F
+#elif defined(CONFIG_CPU_SH7710)
+ defined(CONFIG_CPU_SH7712)
+# define SCLSR SCFSR /* SCSSR */
+# define LSR_ORER 1
+# define FIFOLEVEL_MASK 0x1F
#endif
+/* SCBRR register value setting */
#if defined(CONFIG_CPU_SH7720)
-#define SCBRR_VALUE(bps, clk) (((clk*2)+16*bps)/(32*bps)-1)
+# define SCBRR_VALUE(bps, clk) (((clk*2)+16*bps)/(32*bps)-1)
#else /* Generic SuperH */
-#define SCBRR_VALUE(bps, clk) ((clk+16*bps)/(32*bps)-1)
+# define SCBRR_VALUE(bps, clk) ((clk+16*bps)/(32*bps)-1)
#endif
#define SCR_RE (1 << 4)
@@ -105,14 +112,13 @@ int serial_init (void)
return 0;
}
-static int serial_tx_fifo_level (void)
-{
- return (*SCFDR >> 8) & 0x1F;
-}
-
static int serial_rx_fifo_level (void)
{
- return (*SCFDR >> 0) & 0x1F;
+#if defined(CONFIG_SH4A)
+ return (*SCRFDR >> 0) & FIFOLEVEL_MASK;
+#else
+ return (*SCFDR >> 0) & FIFOLEVEL_MASK;
+#endif
}
void serial_raw_putc (const char c)
generated by cgit (git 2.34.1) at 2024-12-27 12:03:09 +0000