diff options
Diffstat (limited to 'board/bct-brettl2/smsc9303.c')
| -rw-r--r-- | board/bct-brettl2/smsc9303.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/board/bct-brettl2/smsc9303.c b/board/bct-brettl2/smsc9303.c deleted file mode 100644 index 15eea7a..0000000 --- a/board/bct-brettl2/smsc9303.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * smsc9303.c - routines to initialize SMSC 9303 switch - * - * Copyright (c) 2010 BCT Electronic GmbH - * - * Licensed under the GPL-2 or later. - */ - -#include <common.h> -#include <config.h> -#include <miiphy.h> - -#include <asm/blackfin.h> -#include <asm/gpio.h> - -static int smc9303i_write_mii(unsigned char addr, unsigned char reg, unsigned short data) -{ - const char *devname = miiphy_get_current_dev(); - - if (!devname) - return 0; - - if (miiphy_write(devname, addr, reg, data) != 0) - return 0; - - return 1; -} - -static int smc9303i_write_reg(unsigned short reg, unsigned int data) -{ - const char *devname = miiphy_get_current_dev(); - unsigned char mii_addr = 0x10 | (reg >> 6); - unsigned char mii_reg = (reg & 0x3c) >> 1; - - if (!devname) - return 0; - - if (miiphy_write(devname, mii_addr, mii_reg|0, data & 0xffff) != 0) - return 0; - - if (miiphy_write(devname, mii_addr, mii_reg|1, data >> 16) != 0) - return 0; - - return 1; -} - -static int smc9303i_read_reg(unsigned short reg, unsigned int *data) -{ - const char *devname = miiphy_get_current_dev(); - unsigned char mii_addr = 0x10 | (reg >> 6); - unsigned char mii_reg = (reg & 0x3c) >> 1; - unsigned short tmp1, tmp2; - - if (!devname) - return 0; - - if (miiphy_read(devname, mii_addr, mii_reg|0, &tmp1) != 0) - return 0; - - if (miiphy_read(devname, mii_addr, mii_reg|1, &tmp2) != 0) - return 0; - - *data = (tmp2 << 16) | tmp1; - - return 1; -} - -#if 0 -static int smc9303i_read_mii(unsigned char addr, unsigned char reg, unsigned short *data) -{ - const char *devname = miiphy_get_current_dev(); - - if (!devname) - return 0; - - if (miiphy_read(devname, addr, reg, data) != 0) - return 0; - - return 1; -} -#endif - -typedef struct { - unsigned short reg; - unsigned int value; -} smsc9303i_config_entry1_t; - -static const smsc9303i_config_entry1_t smsc9303i_config_table1[] = -{ - {0x1a0, 0x00000006}, /* Port 1 Manual Flow Control Register */ - {0x1a4, 0x00000006}, /* Port 2 Manual Flow Control Register */ - {0x1a8, 0x00000006}, /* Port 0 Manual Flow Control Register */ -}; - -typedef struct -{ - unsigned char addr; - unsigned char reg; - unsigned short value; -} smsc9303i_config_entry2_t; - -static const smsc9303i_config_entry2_t smsc9303i_config_table2[] = -{ - {0x01, 0x00, 0x0100}, /* Port0 PHY Basic Control Register */ - {0x02, 0x00, 0x1100}, /* Port1 PHY Basic Control Register */ - {0x03, 0x00, 0x1100}, /* Port2 PHY Basic Control Register */ - - {0x01, 0x04, 0x0001}, /* Port0 PHY Auto-Negotiation Advertisement Register */ - {0x02, 0x04, 0x2de1}, /* Port1 PHY Auto-Negotiation Advertisement Register */ - {0x03, 0x04, 0x2de1}, /* Port2 PHY Auto-Negotiation Advertisement Register */ - - {0x01, 0x11, 0x0000}, /* Port0 PHY Mode Control/Status Register */ - {0x02, 0x11, 0x0000}, /* Port1 PHY Mode Control/Status Register */ - {0x03, 0x11, 0x0000}, /* Port2 PHY Mode Control/Status Register */ - - {0x01, 0x12, 0x0021}, /* Port0 PHY Special Modes Register */ - {0x02, 0x12, 0x00e2}, /* Port1 PHY Special Modes Register */ - {0x03, 0x12, 0x00e3}, /* Port2 PHY Special Modes Register */ - {0x01, 0x1b, 0x0000}, /* Port0 PHY Special Control/Status Indication Register */ - {0x02, 0x1b, 0x0000}, /* Port1 PHY Special Control/Status Indication Register */ - {0x03, 0x1b, 0x0000}, /* Port2 PHY Special Control/Status Indication Register */ - {0x01, 0x1e, 0x0000}, /* Port0 PHY Interrupt Source Flags Register */ - {0x02, 0x1e, 0x0000}, /* Port1 PHY Interrupt Source Flags Register */ - {0x03, 0x1e, 0x0000}, /* Port2 PHY Interrupt Source Flags Register */ -}; - -int init_smsc9303i_mii(void) -{ - unsigned int data; - unsigned int i; - - printf(" reset SMSC LAN9303i\n"); - - gpio_request(GPIO_PG10, "smsc9303"); - gpio_direction_output(GPIO_PG10, 0); - udelay(10000); - gpio_direction_output(GPIO_PG10, 1); - udelay(10000); - - gpio_free(GPIO_PG10); - -#if defined(CONFIG_MII_INIT) - mii_init(); -#endif - - printf(" write SMSC LAN9303i configuration\n"); - - if (!smc9303i_read_reg(0x50, &data)) - return 0; - - if ((data >> 16) != 0x9303) { - /* chip id not found */ - printf(" error identifying SMSC LAN9303i\n"); - return 0; - } - - for (i = 0; i < ARRAY_SIZE(smsc9303i_config_table1); i++) { - const smsc9303i_config_entry1_t *entry = &smsc9303i_config_table1[i]; - - if (!smc9303i_write_reg(entry->reg, entry->value)) { - printf(" error writing SMSC LAN9303i configuration\n"); - return 0; - } - } - - for (i = 0; i < ARRAY_SIZE(smsc9303i_config_table2); i++) { - const smsc9303i_config_entry2_t *entry = &smsc9303i_config_table2[i]; - - if (!smc9303i_write_mii(entry->addr, entry->reg, entry->value)) { - printf(" error writing SMSC LAN9303i configuration\n"); - return 0; - } - } - - return 1; -} |