diff options
30 files changed, 460 insertions, 106 deletions
diff --git a/doc/README.bitbangMII b/doc/README.bitbangMII new file mode 100644 index 0000000..edd0856 --- /dev/null +++ b/doc/README.bitbangMII @@ -0,0 +1,56 @@ +This patch rewrites the miiphybb ( Bit-banged MII bus driver ) in order to +support an arbitrary number of mii buses. This feature is useful when your +board uses different mii buses for different phys and all (or a part) of these +buses are implemented via bit-banging mode. + +The driver requires that the following macros should be defined into the board +configuration file: + +CONFIG_BITBANGMII - Enable the miiphybb driver +CONFIG_BITBANGMII_MULTI - Enable the multi bus support + +If the CONFIG_BITBANGMII_MULTI is not defined, the board's config file needs +to define at least the following macros: + +MII_INIT - Generic code to enable the MII bus (optional) +MDIO_DECLARE - Declaration needed to access to the MDIO pin (optional) +MDIO_ACTIVE - Activate the MDIO pin as out pin +MDIO_TRISTATE - Activate the MDIO pin as input/tristate pin +MDIO_READ - Read the MDIO pin +MDIO(v) - Write v on the MDIO pin +MDC_DECLARE - Declaration needed to access to the MDC pin (optional) +MDC(v) - Write v on the MDC pin + +The previous macros make the driver compatible with the previous version +(that didn't support the multi-bus). + +When the CONFIG_BITBANGMII_MULTI is also defined, the board code needs to fill +the bb_miiphy_buses[] array with a record for each required bus and declare +the bb_miiphy_buses_num variable with the number of mii buses. +The record (struct bb_miiphy_bus) has the following fields/callbacks (see +miiphy.h for details): + +char name[] - The symbolic name that must be equal to the MII bus + registered name +int (*init)() - Initialization function called at startup time (just + before the Ethernet initialization) +int (*mdio_active)() - Activate the MDIO pin as output +int (*mdio_tristate)() - Activate the MDIO pin as input/tristate pin +int (*set_mdio)() - Write the MDIO pin +int (*get_mdio)() - Read the MDIO pin +int (*set_mdc)() - Write the MDC pin +int (*delay)() - Delay function +void *priv - Private data used by board specific code + +The board code will look like: + +struct bb_miiphy_bus bb_miiphy_buses[] = { + { .name = "miibus#1", .init = b1_init, .mdio_active = b1_mdio_active, ... }, + { .name = "miibus#2", .init = b2_init, .mdio_active = b2_mdio_active, ... }, + ... +}; +int bb_miiphy_buses_num = sizeof(bb_miiphy_buses) / + sizeof(bb_miiphy_buses[0]); + +2009 Industrie Dial Face S.p.A. + Luigi 'Comio' Mantellini <luigi.mantellini@idf-hit.com> diff --git a/drivers/net/phy/miiphybb.c b/drivers/net/phy/miiphybb.c index b77c917..44c45fa 100644 --- a/drivers/net/phy/miiphybb.c +++ b/drivers/net/phy/miiphybb.c @@ -1,4 +1,7 @@ /* + * (C) Copyright 2009 Industrie Dial Face S.p.A. + * Luigi 'Comio' Mantellini <luigi.mantellini@idf-hit.com> + * * (C) Copyright 2001 * Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com. * @@ -29,18 +32,144 @@ #include <common.h> #include <ioports.h> #include <ppc_asm.tmpl> +#include <miiphy.h> + +#define BB_MII_RELOCATE(v,off) (v += (v?off:0)) + +DECLARE_GLOBAL_DATA_PTR; + +#ifndef CONFIG_BITBANGMII_MULTI + +/* + * If CONFIG_BITBANGMII_MULTI is not defined we use a + * compatibility layer with the previous miiphybb implementation + * based on macros usage. + * + */ +static int bb_mii_init_wrap(struct bb_miiphy_bus *bus) +{ +#ifdef MII_INIT + MII_INIT; +#endif + return 0; +} + +static int bb_mdio_active_wrap(struct bb_miiphy_bus *bus) +{ +#ifdef MDIO_DECLARE + MDIO_DECLARE; +#endif + MDIO_ACTIVE; + return 0; +} + +static int bb_mdio_tristate_wrap(struct bb_miiphy_bus *bus) +{ +#ifdef MDIO_DECLARE + MDIO_DECLARE; +#endif + MDIO_TRISTATE; + return 0; +} + +static int bb_set_mdio_wrap(struct bb_miiphy_bus *bus, int v) +{ +#ifdef MDIO_DECLARE + MDIO_DECLARE; +#endif + MDIO(v); + return 0; +} + +static int bb_get_mdio_wrap(struct bb_miiphy_bus *bus, int *v) +{ +#ifdef MDIO_DECLARE + MDIO_DECLARE; +#endif + *v = MDIO_READ; + return 0; +} + +static int bb_set_mdc_wrap(struct bb_miiphy_bus *bus, int v) +{ +#ifdef MDC_DECLARE + MDC_DECLARE; +#endif + MDC(v); + return 0; +} + +static int bb_delay_wrap(struct bb_miiphy_bus *bus) +{ + MIIDELAY; + return 0; +} + +struct bb_miiphy_bus bb_miiphy_buses[] = { + { + .name = BB_MII_DEVNAME, + .init = bb_mii_init_wrap, + .mdio_active = bb_mdio_active_wrap, + .mdio_tristate = bb_mdio_tristate_wrap, + .set_mdio = bb_set_mdio_wrap, + .get_mdio = bb_get_mdio_wrap, + .set_mdc = bb_set_mdc_wrap, + .delay = bb_delay_wrap, + } +}; + +int bb_miiphy_buses_num = sizeof(bb_miiphy_buses) / + sizeof(bb_miiphy_buses[0]); +#endif + +void bb_miiphy_init(void) +{ + int i; + + for (i = 0; i < bb_miiphy_buses_num; i++) { +#if !defined(CONFIG_RELOC_FIXUP_WORKS) + /* Relocate the hook pointers*/ + BB_MII_RELOCATE(bb_miiphy_buses[i].init, gd->reloc_off); + BB_MII_RELOCATE(bb_miiphy_buses[i].mdio_active, gd->reloc_off); + BB_MII_RELOCATE(bb_miiphy_buses[i].mdio_tristate, gd->reloc_off); + BB_MII_RELOCATE(bb_miiphy_buses[i].set_mdio, gd->reloc_off); + BB_MII_RELOCATE(bb_miiphy_buses[i].get_mdio, gd->reloc_off); + BB_MII_RELOCATE(bb_miiphy_buses[i].set_mdc, gd->reloc_off); + BB_MII_RELOCATE(bb_miiphy_buses[i].delay, gd->reloc_off); +#endif + if (bb_miiphy_buses[i].init != NULL) { + bb_miiphy_buses[i].init(&bb_miiphy_buses[i]); + } + } +} + +static inline struct bb_miiphy_bus *bb_miiphy_getbus(char *devname) +{ +#ifdef CONFIG_BITBANGMII_MULTI + int i; + + /* Search the correct bus */ + for (i = 0; i < bb_miiphy_buses_num; i++) { + if (!strcmp(bb_miiphy_buses[i].name, devname)) { + return &bb_miiphy_buses[i]; + } + } + return NULL; +#else + /* We have just one bitbanging bus */ + return &bb_miiphy_buses[0]; +#endif +} /***************************************************************************** * * Utility to send the preamble, address, and register (common to read * and write). */ -static void miiphy_pre (char read, unsigned char addr, unsigned char reg) +static void miiphy_pre(struct bb_miiphy_bus *bus, char read, + unsigned char addr, unsigned char reg) { - int j; /* counter */ -#if !(defined(CONFIG_EP8248) || defined(CONFIG_EP82XXM)) - volatile ioport_t *iop = ioport_addr ((immap_t *) CONFIG_SYS_IMMR, MDIO_PORT); -#endif + int j; /* * Send a 32 bit preamble ('1's) with an extra '1' bit for good measure. @@ -50,67 +179,66 @@ static void miiphy_pre (char read, unsigned char addr, unsigned char reg) * but it is safer and will be much more robust. */ - MDIO_ACTIVE; - MDIO (1); + bus->mdio_active(bus); + bus->set_mdio(bus, 1); for (j = 0; j < 32; j++) { - MDC (0); - MIIDELAY; - MDC (1); - MIIDELAY; + bus->set_mdc(bus, 0); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); } /* send the start bit (01) and the read opcode (10) or write (10) */ - MDC (0); - MDIO (0); - MIIDELAY; - MDC (1); - MIIDELAY; - MDC (0); - MDIO (1); - MIIDELAY; - MDC (1); - MIIDELAY; - MDC (0); - MDIO (read); - MIIDELAY; - MDC (1); - MIIDELAY; - MDC (0); - MDIO (!read); - MIIDELAY; - MDC (1); - MIIDELAY; + bus->set_mdc(bus, 0); + bus->set_mdio(bus, 0); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); + bus->set_mdc(bus, 0); + bus->set_mdio(bus, 1); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); + bus->set_mdc(bus, 0); + bus->set_mdio(bus, read); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); + bus->set_mdc(bus, 0); + bus->set_mdio(bus, !read); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); /* send the PHY address */ for (j = 0; j < 5; j++) { - MDC (0); + bus->set_mdc(bus, 0); if ((addr & 0x10) == 0) { - MDIO (0); + bus->set_mdio(bus, 0); } else { - MDIO (1); + bus->set_mdio(bus, 1); } - MIIDELAY; - MDC (1); - MIIDELAY; + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); addr <<= 1; } /* send the register address */ for (j = 0; j < 5; j++) { - MDC (0); + bus->set_mdc(bus, 0); if ((reg & 0x10) == 0) { - MDIO (0); + bus->set_mdio(bus, 0); } else { - MDIO (1); + bus->set_mdio(bus, 1); } - MIIDELAY; - MDC (1); - MIIDELAY; + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); reg <<= 1; } } - /***************************************************************************** * * Read a MII PHY register. @@ -118,63 +246,69 @@ static void miiphy_pre (char read, unsigned char addr, unsigned char reg) * Returns: * 0 on success */ -int bb_miiphy_read (char *devname, unsigned char addr, - unsigned char reg, unsigned short *value) +int bb_miiphy_read(char *devname, unsigned char addr, + unsigned char reg, unsigned short *value) { - short rdreg; /* register working value */ - int j; /* counter */ -#if !(defined(CONFIG_EP8248) || defined(CONFIG_EP82XXM)) - volatile ioport_t *iop = ioport_addr ((immap_t *) CONFIG_SYS_IMMR, MDIO_PORT); -#endif + short rdreg; /* register working value */ + int v; + int j; /* counter */ + struct bb_miiphy_bus *bus; + + bus = bb_miiphy_getbus(devname); + if (bus == NULL) { + return -1; + } if (value == NULL) { puts("NULL value pointer\n"); - return (-1); + return -1; } - miiphy_pre (1, addr, reg); + miiphy_pre (bus, 1, addr, reg); /* tri-state our MDIO I/O pin so we can read */ - MDC (0); - MDIO_TRISTATE; - MIIDELAY; - MDC (1); - MIIDELAY; + bus->set_mdc(bus, 0); + bus->mdio_tristate(bus); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); /* check the turnaround bit: the PHY should be driving it to zero */ - if (MDIO_READ != 0) { + bus->get_mdio(bus, &v); + if (v != 0) { /* puts ("PHY didn't drive TA low\n"); */ for (j = 0; j < 32; j++) { - MDC (0); - MIIDELAY; - MDC (1); - MIIDELAY; + bus->set_mdc(bus, 0); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); } /* There is no PHY, set value to 0xFFFF and return */ *value = 0xFFFF; - return (-1); + return -1; } - MDC (0); - MIIDELAY; + bus->set_mdc(bus, 0); + bus->delay(bus); /* read 16 bits of register data, MSB first */ rdreg = 0; for (j = 0; j < 16; j++) { - MDC (1); - MIIDELAY; + bus->set_mdc(bus, 1); + bus->delay(bus); rdreg <<= 1; - rdreg |= MDIO_READ; - MDC (0); - MIIDELAY; + bus->get_mdio(bus, &v); + rdreg |= (v & 0x1); + bus->set_mdc(bus, 0); + bus->delay(bus); } - MDC (1); - MIIDELAY; - MDC (0); - MIIDELAY; - MDC (1); - MIIDELAY; + bus->set_mdc(bus, 1); + bus->delay(bus); + bus->set_mdc(bus, 0); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); *value = rdreg; @@ -194,49 +328,53 @@ int bb_miiphy_read (char *devname, unsigned char addr, * 0 on success */ int bb_miiphy_write (char *devname, unsigned char addr, - unsigned char reg, unsigned short value) + unsigned char reg, unsigned short value) { + struct bb_miiphy_bus *bus; int j; /* counter */ -#if !(defined(CONFIG_EP8248) || defined(CONFIG_EP82XXM)) - volatile ioport_t *iop = ioport_addr ((immap_t *) CONFIG_SYS_IMMR, MDIO_PORT); -#endif - miiphy_pre (0, addr, reg); + bus = bb_miiphy_getbus(devname); + if (bus == NULL) { + /* Bus not found! */ + return -1; + } + + miiphy_pre (bus, 0, addr, reg); /* send the turnaround (10) */ - MDC (0); - MDIO (1); - MIIDELAY; - MDC (1); - MIIDELAY; - MDC (0); - MDIO (0); - MIIDELAY; - MDC (1); - MIIDELAY; + bus->set_mdc(bus, 0); + bus->set_mdio(bus, 1); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); + bus->set_mdc(bus, 0); + bus->set_mdio(bus, 0); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); /* write 16 bits of register data, MSB first */ for (j = 0; j < 16; j++) { - MDC (0); + bus->set_mdc(bus, 0); if ((value & 0x00008000) == 0) { - MDIO (0); + bus->set_mdio(bus, 0); } else { - MDIO (1); + bus->set_mdio(bus, 1); } - MIIDELAY; - MDC (1); - MIIDELAY; + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); value <<= 1; } /* * Tri-state the MDIO line. */ - MDIO_TRISTATE; - MDC (0); - MIIDELAY; - MDC (1); - MIIDELAY; + bus->mdio_tristate(bus); + bus->set_mdc(bus, 0); + bus->delay(bus); + bus->set_mdc(bus, 1); + bus->delay(bus); return 0; -} +}
\ No newline at end of file diff --git a/include/configs/ISPAN.h b/include/configs/ISPAN.h index 6eb466a..c0b1d86 100644 --- a/include/configs/ISPAN.h +++ b/include/configs/ISPAN.h @@ -84,6 +84,10 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 3 /* Port D */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define CONFIG_SYS_MDIO_PIN 0x00040000 /* PD13 */ #define CONFIG_SYS_MDC_PIN 0x00080000 /* PD12 */ diff --git a/include/configs/MPC8260ADS.h b/include/configs/MPC8260ADS.h index 39b8b8f..ffd37fd 100644 --- a/include/configs/MPC8260ADS.h +++ b/include/configs/MPC8260ADS.h @@ -150,6 +150,9 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 2 /* Port C */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE #if CONFIG_ADSTYPE == CONFIG_SYS_8272ADS #define CONFIG_SYS_MDIO_PIN 0x00002000 /* PC18 */ diff --git a/include/configs/MPC8266ADS.h b/include/configs/MPC8266ADS.h index b0162c3..55d77f8 100644 --- a/include/configs/MPC8266ADS.h +++ b/include/configs/MPC8266ADS.h @@ -96,6 +96,10 @@ * Port pins used for bit-banged MII communictions (if applicable). */ #define MDIO_PORT 2 /* Port C */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x00400000) #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) #define MDIO_READ ((iop->pdat & 0x00400000) != 0) diff --git a/include/configs/MPC8560ADS.h b/include/configs/MPC8560ADS.h index 8ddce5c..df59aca 100644 --- a/include/configs/MPC8560ADS.h +++ b/include/configs/MPC8560ADS.h @@ -363,6 +363,10 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 2 /* Port C */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x00400000) #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) #define MDIO_READ ((iop->pdat & 0x00400000) != 0) diff --git a/include/configs/Rattler.h b/include/configs/Rattler.h index 5b6f271..e630afe 100644 --- a/include/configs/Rattler.h +++ b/include/configs/Rattler.h @@ -103,6 +103,10 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 2 /* Port C */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x00400000) #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) #define MDIO_READ ((iop->pdat & 0x00400000) != 0) diff --git a/include/configs/SBC8540.h b/include/configs/SBC8540.h index 7cde39b..1989e5a 100644 --- a/include/configs/SBC8540.h +++ b/include/configs/SBC8540.h @@ -290,6 +290,10 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 2 /* Port C */ + #define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) + #define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x00400000) #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) #define MDIO_READ ((iop->pdat & 0x00400000) != 0) diff --git a/include/configs/TQM8272.h b/include/configs/TQM8272.h index 6c462af..6eaa61d 100644 --- a/include/configs/TQM8272.h +++ b/include/configs/TQM8272.h @@ -219,6 +219,9 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 2 /* Port C */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE #if STK82xx_150 #define CONFIG_SYS_MDIO_PIN 0x00008000 /* PC16 */ diff --git a/include/configs/VoVPN-GW.h b/include/configs/VoVPN-GW.h index b2d75e3..3614184 100644 --- a/include/configs/VoVPN-GW.h +++ b/include/configs/VoVPN-GW.h @@ -124,6 +124,11 @@ #define CONFIG_BITBANGMII #define MDIO_PORT 1 /* Port B */ + +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define CONFIG_SYS_MDIO_PIN 0x00002000 /* PB18 */ #define CONFIG_SYS_MDC_PIN 0x00001000 /* PB19 */ #define MDIO_ACTIVE (iop->pdir |= CONFIG_SYS_MDIO_PIN) diff --git a/include/configs/ZPC1900.h b/include/configs/ZPC1900.h index 9cda3f9..8ae765c 100644 --- a/include/configs/ZPC1900.h +++ b/include/configs/ZPC1900.h @@ -86,6 +86,10 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 2 /* Port C */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x00400000) #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) #define MDIO_READ ((iop->pdat & 0x00400000) != 0) diff --git a/include/configs/ep8248.h b/include/configs/ep8248.h index cb4185a..a738425 100644 --- a/include/configs/ep8248.h +++ b/include/configs/ep8248.h @@ -92,6 +92,7 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 0 /* Not used - implemented in BCSR */ + #define MDIO_ACTIVE (*(vu_char *)(CONFIG_SYS_BCSR + 8) &= 0xFB) #define MDIO_TRISTATE (*(vu_char *)(CONFIG_SYS_BCSR + 8) |= 0x04) #define MDIO_READ (*(vu_char *)(CONFIG_SYS_BCSR + 8) & 1) diff --git a/include/configs/ep82xxm.h b/include/configs/ep82xxm.h index 239ff67..c737f10 100644 --- a/include/configs/ep82xxm.h +++ b/include/configs/ep82xxm.h @@ -85,6 +85,7 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 0 /* Not used - implemented in BCSR */ + #define MDIO_ACTIVE (*(vu_char *)(CONFIG_SYS_BCSR + 8) &= 0xFB) #define MDIO_TRISTATE (*(vu_char *)(CONFIG_SYS_BCSR + 8) |= 0x04) #define MDIO_READ (*(vu_char *)(CONFIG_SYS_BCSR + 8) & 1) diff --git a/include/configs/gw8260.h b/include/configs/gw8260.h index 53a001d..9ed3846 100644 --- a/include/configs/gw8260.h +++ b/include/configs/gw8260.h @@ -212,6 +212,11 @@ * Port pins used for bit-banged MII communictions (if applicable). */ #define MDIO_PORT 2 /* Port C */ + +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x00400000) #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) #define MDIO_READ ((iop->pdat & 0x00400000) != 0) diff --git a/include/configs/hymod.h b/include/configs/hymod.h index 284672b..5a282ff 100644 --- a/include/configs/hymod.h +++ b/include/configs/hymod.h @@ -93,6 +93,10 @@ # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) # define MDIO_PORT 0 /* Port A */ +# define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +# define MDC_DECLARE MDIO_DECLARE + # define MDIO_DATA_PINMASK 0x00040000 /* Pin 13 */ # define MDIO_CLCK_PINMASK 0x00080000 /* Pin 12 */ @@ -110,6 +114,10 @@ # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) # define MDIO_PORT 0 /* Port A */ +# define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +# define MDC_DECLARE MDIO_DECLARE + # define MDIO_DATA_PINMASK 0x00000040 /* Pin 25 */ # define MDIO_CLCK_PINMASK 0x00000080 /* Pin 24 */ @@ -127,6 +135,10 @@ # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) # define MDIO_PORT 0 /* Port A */ +# define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +# define MDC_DECLARE MDIO_DECLARE + # define MDIO_DATA_PINMASK 0x00000100 /* Pin 23 */ # define MDIO_CLCK_PINMASK 0x00000200 /* Pin 22 */ diff --git a/include/configs/muas3001.h b/include/configs/muas3001.h index c94daa3..43f46bf 100644 --- a/include/configs/muas3001.h +++ b/include/configs/muas3001.h @@ -101,6 +101,10 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 0 /* Port A */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define CONFIG_SYS_MDIO_PIN 0x00200000 /* PA10 */ #define CONFIG_SYS_MDC_PIN 0x00400000 /* PA9 */ diff --git a/include/configs/ppmc8260.h b/include/configs/ppmc8260.h index ff7d614..f387601 100644 --- a/include/configs/ppmc8260.h +++ b/include/configs/ppmc8260.h @@ -182,6 +182,10 @@ * Port pins used for bit-banged MII communictions (if applicable). */ #define MDIO_PORT 2 /* Port C */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x00400000) #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) #define MDIO_READ ((iop->pdat & 0x00400000) != 0) diff --git a/include/configs/sacsng.h b/include/configs/sacsng.h index 0ab6fc3..b0198aa 100644 --- a/include/configs/sacsng.h +++ b/include/configs/sacsng.h @@ -179,6 +179,10 @@ */ #define MDIO_PORT 2 /* Port A=0, B=1, C=2, D=3 */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x40000000) #define MDIO_TRISTATE (iop->pdir &= ~0x40000000) #define MDIO_READ ((iop->pdat & 0x40000000) != 0) diff --git a/include/configs/sbc8260.h b/include/configs/sbc8260.h index 26ed557..3fa80a8 100644 --- a/include/configs/sbc8260.h +++ b/include/configs/sbc8260.h @@ -201,6 +201,10 @@ * Port pins used for bit-banged MII communictions (if applicable). */ #define MDIO_PORT 2 /* Port C */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x00400000) #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) #define MDIO_READ ((iop->pdat & 0x00400000) != 0) diff --git a/include/configs/sbc8560.h b/include/configs/sbc8560.h index a6b15f7..dab4f80 100644 --- a/include/configs/sbc8560.h +++ b/include/configs/sbc8560.h @@ -293,6 +293,10 @@ * GPIO pins used for bit-banged MII communications */ #define MDIO_PORT 2 /* Port C */ + #define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) + #define MDC_DECLARE MDIO_DECLARE + #define MDIO_ACTIVE (iop->pdir |= 0x00400000) #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) #define MDIO_READ ((iop->pdat & 0x00400000) != 0) diff --git a/include/miiphy.h b/include/miiphy.h index fa33ec7..5362125 100644 --- a/include/miiphy.h +++ b/include/miiphy.h @@ -19,6 +19,8 @@ | | COPYRIGHT I B M CORPORATION 1999 | LICENSED MATERIAL - PROGRAM PROPERTY OF I B M +| +| Additions (C) Copyright 2009 Industrie Dial Face S.p.A. +----------------------------------------------------------------------------*/ /*----------------------------------------------------------------------------+ | @@ -61,12 +63,33 @@ char *miiphy_get_current_dev (void); void miiphy_listdev (void); -#define BB_MII_DEVNAME "bbmii" +#ifdef CONFIG_BITBANGMII + +#define BB_MII_DEVNAME "bb_miiphy" + +struct bb_miiphy_bus { + char name[NAMESIZE]; + int (*init)(struct bb_miiphy_bus *bus); + int (*mdio_active)(struct bb_miiphy_bus *bus); + int (*mdio_tristate)(struct bb_miiphy_bus *bus); + int (*set_mdio)(struct bb_miiphy_bus *bus, int v); + int (*get_mdio)(struct bb_miiphy_bus *bus, int *v); + int (*set_mdc)(struct bb_miiphy_bus *bus, int v); + int (*delay)(struct bb_miiphy_bus *bus); +#ifdef CONFIG_BITBANGMII_MULTI + void *priv; +#endif +}; + +extern struct bb_miiphy_bus bb_miiphy_buses[]; +extern int bb_miiphy_buses_num; +void bb_miiphy_init (void); int bb_miiphy_read (char *devname, unsigned char addr, unsigned char reg, unsigned short *value); int bb_miiphy_write (char *devname, unsigned char addr, unsigned char reg, unsigned short value); +#endif /* phy seed setup */ #define AUTO 99 diff --git a/lib_arm/board.c b/lib_arm/board.c index a0e56d5..5e3d7f6 100644 --- a/lib_arm/board.c +++ b/lib_arm/board.c @@ -50,6 +50,10 @@ #include <onenand_uboot.h> #include <mmc.h> +#ifdef CONFIG_BITBANGMII +#include <miiphy.h> +#endif + #ifdef CONFIG_DRIVER_SMC91111 #include "../drivers/net/smc91111.h" #endif @@ -417,6 +421,9 @@ extern void davinci_eth_set_mac_addr (const u_int8_t *addr); mmc_initialize (gd->bd); #endif +#ifdef CONFIG_BITBANGMII + bb_miiphy_init(); +#endif #if defined(CONFIG_CMD_NET) #if defined(CONFIG_NET_MULTI) puts ("Net: "); diff --git a/lib_avr32/board.c b/lib_avr32/board.c index 29999d8..917ed6c 100644 --- a/lib_avr32/board.c +++ b/lib_avr32/board.c @@ -27,6 +27,10 @@ #include <version.h> #include <net.h> +#ifdef CONFIG_BITBANGMII +#include <miiphy.h> +#endif + #include <asm/initcalls.h> #include <asm/sections.h> @@ -337,6 +341,9 @@ void board_init_r(gd_t *new_gd, ulong dest_addr) if (s) load_addr = simple_strtoul(s, NULL, 16); +#ifdef CONFIG_BITBANGMII + bb_miiphy_init(); +#endif #if defined(CONFIG_CMD_NET) s = getenv("bootfile"); if (s) diff --git a/lib_blackfin/board.c b/lib_blackfin/board.c index 1053f69..3670d2c 100644 --- a/lib_blackfin/board.c +++ b/lib_blackfin/board.c @@ -26,6 +26,10 @@ #include <nand.h> /* cannot even include nand.h if it isnt configured */ #endif +#ifdef CONFIG_BITBANGMII +#include <miiphy.h> +#endif + #if defined(CONFIG_POST) #include <post.h> int post_flag; @@ -270,6 +274,9 @@ void board_init_f(ulong bootflag) static void board_net_init_r(bd_t *bd) { +#ifdef CONFIG_BITBANGMII + bb_miiphy_init(); +#endif #ifdef CONFIG_CMD_NET uchar enetaddr[6]; char *s; diff --git a/lib_i386/board.c b/lib_i386/board.c index 0262b5e..12ca20f 100644 --- a/lib_i386/board.c +++ b/lib_i386/board.c @@ -1,6 +1,6 @@ /* * (C) Copyright 2002 - * Daniel Engström, Omicron Ceti AB, daniel@omicron.se + * Daniel Engstr�m, Omicron Ceti AB, daniel@omicron.se * * (C) Copyright 2002 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -39,6 +39,10 @@ #include <ide.h> #include <asm/u-boot-i386.h> +#ifdef CONFIG_BITBANGMII +#include <miiphy.h> +#endif + DECLARE_GLOBAL_DATA_PTR; extern long _i386boot_start; @@ -351,6 +355,9 @@ void start_i386boot (void) doc_init(); #endif +#ifdef CONFIG_BITBANGMII + bb_miiphy_init(); +#endif #if defined(CONFIG_CMD_NET) #if defined(CONFIG_NET_MULTI) WATCHDOG_RESET(); diff --git a/lib_m68k/board.c b/lib_m68k/board.c index 3d88530..732023d 100644 --- a/lib_m68k/board.c +++ b/lib_m68k/board.c @@ -63,6 +63,10 @@ #include <spi.h> #endif +#ifdef CONFIG_BITBANGMII +#include <miiphy.h> +#endif + #include <nand.h> DECLARE_GLOBAL_DATA_PTR; @@ -630,6 +634,9 @@ void board_init_r (gd_t *id, ulong dest_addr) nand_init(); /* go init the NAND */ #endif +#ifdef CONFIG_BITBANGMII + bb_miiphy_init(); +#endif #if defined(CONFIG_CMD_NET) WATCHDOG_RESET(); #if defined(FEC_ENET) diff --git a/lib_mips/board.c b/lib_mips/board.c index f62a46a..b2d113e 100644 --- a/lib_mips/board.c +++ b/lib_mips/board.c @@ -33,6 +33,10 @@ #include <onenand_uboot.h> #include <spi.h> +#ifdef CONFIG_BITBANGMII +#include <miiphy.h> +#endif + DECLARE_GLOBAL_DATA_PTR; #if ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \ @@ -407,6 +411,9 @@ void board_init_r (gd_t *id, ulong dest_addr) misc_init_r (); #endif +#ifdef CONFIG_BITBANGMII + bb_miiphy_init(); +#endif #if defined(CONFIG_CMD_NET) #if defined(CONFIG_NET_MULTI) puts ("Net: "); diff --git a/lib_ppc/board.c b/lib_ppc/board.c index 8b8ddb5..796d002 100644 --- a/lib_ppc/board.c +++ b/lib_ppc/board.c @@ -83,6 +83,10 @@ #include <asm/mp.h> #endif +#ifdef CONFIG_BITBANGMII +#include <miiphy.h> +#endif + #ifdef CONFIG_SYS_UPDATE_FLASH_SIZE extern int update_flash_size (int flash_size); #endif @@ -942,6 +946,9 @@ void board_init_r (gd_t *id, ulong dest_addr) doc_init (); #endif +#ifdef CONFIG_BITBANGMII + bb_miiphy_init(); +#endif #if defined(CONFIG_CMD_NET) #if defined(CONFIG_NET_MULTI) WATCHDOG_RESET (); diff --git a/lib_sh/board.c b/lib_sh/board.c index 5d61f0d..5ed40e9 100644 --- a/lib_sh/board.c +++ b/lib_sh/board.c @@ -28,6 +28,10 @@ #include <net.h> #include <environment.h> +#ifdef CONFIG_BITBANGMII +#include <miiphy.h> +#endif + extern void malloc_bin_reloc (void); extern int cpu_init(void); extern int board_init(void); @@ -178,6 +182,9 @@ void sh_generic_init(void) #endif /* CONFIG_WATCHDOG*/ +#ifdef CONFIG_BITBANGMII + bb_miiphy_init(); +#endif #if defined(CONFIG_CMD_NET) { char *s; diff --git a/lib_sparc/board.c b/lib_sparc/board.c index 6aadb56..11eea60 100644 --- a/lib_sparc/board.c +++ b/lib_sparc/board.c @@ -49,6 +49,10 @@ #include <ambapp.h> #endif +#ifdef CONFIG_BITBANGMII +#include <miiphy.h> +#endif + DECLARE_GLOBAL_DATA_PTR; /* Debug options @@ -405,6 +409,9 @@ void board_init_f(ulong bootflag) doc_init(); #endif +#ifdef CONFIG_BITBANGMII + bb_miiphy_init(); +#endif #if defined(CONFIG_CMD_NET) #if defined(CONFIG_NET_MULTI) WATCHDOG_RESET(); |