[U-Boot] [PATCH v2 09/17] SPEAr : macb driver support added for spear310 and spear320

[Vipin KUMAR]

On 5/3/2010 5:44 AM, Tom Rix wrote:
> Vipin KUMAR wrote:
> 
> Add more detail in the commit to the what this change is and why it is
> needed.
> 
>> Signed-off-by: Vipin Kumar <vipin.kumar at st.com>
>> ---
>>  arch/arm/include/asm/arch-spear/clk.h      |   27
>> +++++++++++++++++++++++++++
>>  arch/arm/include/asm/arch-spear/hardware.h |    7 +++++++
>>  board/spear/spear310/spear310.c            |    9 ++++++++-
>>  board/spear/spear320/spear320.c            |    6 +++++-
>>  include/configs/spear3xx.h                 |   13 +++++++++++++
>>  5 files changed, 60 insertions(+), 2 deletions(-)
>>  create mode 100644 arch/arm/include/asm/arch-spear/clk.h
>>
>> diff --git a/arch/arm/include/asm/arch-spear/clk.h
>> b/arch/arm/include/asm/arch-spear/clk.h
>> new file mode 100644
>> index 0000000..343c6ce
>> --- /dev/null
>> +++ b/arch/arm/include/asm/arch-spear/clk.h
>> @@ -0,0 +1,27 @@
>> +/*
>> + * (C) Copyright 2009
> 
> 2009 ?
> Maybe this should be 2010?
> Check globally.

OK. Please find the related changes in v3

>> + * Vipin Kumar, STMicroelectronics, <vipin.kumar at st.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
>> + */
>> +
>> +static inline unsigned long get_macb_pclk_rate(unsigned int dev_id)
>> +{
>> +    return 83000000;
>> +}
>> diff --git a/arch/arm/include/asm/arch-spear/hardware.h
>> b/arch/arm/include/asm/arch-spear/hardware.h
>> index 39d64b6..9f1e154 100644
>> --- a/arch/arm/include/asm/arch-spear/hardware.h
>> +++ b/arch/arm/include/asm/arch-spear/hardware.h
>> @@ -56,6 +56,11 @@
>>  #define CONFIG_SPEAR_EMIBASE            (0x4F000000)
>>  #define CONFIG_SPEAR_RASBASE            (0xB4000000)
>>  
>> +#define CONFIG_SYS_MACB0_BASE            (0xB0000000)
>> +#define CONFIG_SYS_MACB1_BASE            (0xB0800000)
>> +#define CONFIG_SYS_MACB2_BASE            (0xB1000000)
>> +#define CONFIG_SYS_MACB3_BASE            (0xB1800000)
>> +
>>  #elif defined(CONFIG_SPEAR320)
>>  #define CONFIG_SYS_I2C_BASE            (0xD0180000)
>>  #define CONFIG_SPEAR_FSMCBASE            (0x4C000000)
>> @@ -63,5 +68,7 @@
>>  #define CONFIG_SPEAR_EMIBASE            (0x40000000)
>>  #define CONFIG_SPEAR_RASBASE            (0xB3000000)
>>  
>> +#define CONFIG_SYS_MACB0_BASE            (0xAA000000)
>> +
>>  #endif
>>  #endif /* _ASM_ARCH_HARDWARE_H */
>> diff --git a/board/spear/spear310/spear310.c
>> b/board/spear/spear310/spear310.c
>> index e8a6552..1207709 100644
>> --- a/board/spear/spear310/spear310.c
>> +++ b/board/spear/spear310/spear310.c
>> @@ -61,5 +61,12 @@ int board_nand_init(struct nand_chip *nand)
>>  
>>  int board_eth_init(bd_t *bis)
>>  {
>> -    return dw_mii_initialize(0, CONFIG_SPEAR_ETHBASE);
>> +    dw_mii_initialize(0, CONFIG_SPEAR_ETHBASE);
> 
> Previously, status of dw_mii_initialize was forward up to caller.
> Now it is ignored.
> Add a check if it passes fails.
> Foward check status to caller

OK. Please find the suggested modifications in v3

>> +
>> +    macb_eth_initialize(0, (void *)CONFIG_SYS_MACB0_BASE,
>> CONFIG_MACB0_PHY);
>> +    macb_eth_initialize(1, (void *)CONFIG_SYS_MACB1_BASE,
>> CONFIG_MACB1_PHY);
>> +    macb_eth_initialize(2, (void *)CONFIG_SYS_MACB2_BASE,
>> CONFIG_MACB2_PHY);
>> +    macb_eth_initialize(3, (void *)CONFIG_SYS_MACB3_BASE,
>> CONFIG_MACB3_PHY);
>> +
>> +    return 0;
>>  }
>> diff --git a/board/spear/spear320/spear320.c
>> b/board/spear/spear320/spear320.c
>> index 72bc9a5..efc9a99 100644
>> --- a/board/spear/spear320/spear320.c
>> +++ b/board/spear/spear320/spear320.c
>> @@ -61,5 +61,9 @@ int board_nand_init(struct nand_chip *nand)
>>  
>>  int board_eth_init(bd_t *bis)
>>  {
>> -    return dw_mii_initialize(0, CONFIG_SPEAR_ETHBASE);
>> +    dw_mii_initialize(0, CONFIG_SPEAR_ETHBASE);
>> +
>> +    macb_eth_initialize(0, (void *)CONFIG_SYS_MACB0_BASE,
>> CONFIG_MACB0_PHY);
>> +
>> +    return 0;
>>  }
>> diff --git a/include/configs/spear3xx.h b/include/configs/spear3xx.h
>> index 502c50f..689d914 100644
>> --- a/include/configs/spear3xx.h
>> +++ b/include/configs/spear3xx.h
>> @@ -44,6 +44,19 @@
>>  /* Ethernet driver configuration */
>>  #define CONFIG_DW_ALTDESCRIPTOR            1
>>  
>> +#if defined(CONFIG_SPEAR310)
>> +#define CONFIG_MACB                1
>> +#define CONFIG_MACB0_PHY            0x01
>> +#define CONFIG_MACB1_PHY            0x03
>> +#define CONFIG_MACB2_PHY            0x05
>> +#define CONFIG_MACB3_PHY            0x07
>> +
>> +#elif defined(CONFIG_SPEAR320)
>> +#define CONFIG_MACB                1
>> +#define CONFIG_MACB0_PHY            0x01
>> +
> 
> Is network not available for spear300 ?

spear300 only has designware controller which is supported through 
spear-common.h

> Tom
> 
>> +#endif
>> +
>>  /* Serial Configuration (PL011) */
>>  #define CONFIG_SYS_SERIAL0            0xD0000000
>>  
> 
>