Re: [Qemu-devel] [PATCH v2 1/6] aspeed: add support for the witherspoon-bmc board

[Andrew Jeffery]

On Tue, 2017-10-10 at 15:30 +0200, Cédric Le Goater wrote:
> On 10/09/2017 02:04 AM, Andrew Jeffery wrote:
> > On Wed, 2017-09-20 at 09:01 +0200, Cédric Le Goater wrote:
> > > The Witherspoon boards are OpenPOWER system hosting POWER9 Processors.
> > > Let's add support for their BMC including a couple of I2C devices as
> > > found on real HW.
> > >  
> > > > > > Signed-off-by: Cédric Le Goater <address@hidden>
> > > ---
> > >  hw/arm/aspeed.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
> > >  1 file changed, 49 insertions(+)
> > >  
> > > diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
> > > index ab895ad490af..81f522f711ae 100644
> > > --- a/hw/arm/aspeed.c
> > > +++ b/hw/arm/aspeed.c
> > > @@ -46,6 +46,7 @@ enum {
> > >      PALMETTO_BMC,
> > >      AST2500_EVB,
> > >      ROMULUS_BMC,
> > > +    WITHERSPOON_BMC,
> > >  };
> > >  
> > >  /* Palmetto hardware value: 0x120CE416 */
> > > @@ -83,8 +84,12 @@ enum {
> > >          SCU_AST2500_HW_STRAP_ACPI_ENABLE |                              \
> > >          SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER))
> > >  
> > > +/* Witherspoon hardware value: 0xF10AD216 (but use romulus definition) */
> > > +#define WITHERSPOON_BMC_HW_STRAP1 ROMULUS_BMC_HW_STRAP1
> > > +
> > >  static void palmetto_bmc_i2c_init(AspeedBoardState *bmc);
> > >  static void ast2500_evb_i2c_init(AspeedBoardState *bmc);
> > > +static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc);
> > >  
> > >  static const AspeedBoardConfig aspeed_boards[] = {
> > >      [PALMETTO_BMC] = {
> > > @@ -110,6 +115,14 @@ static const AspeedBoardConfig aspeed_boards[] = {
> > >          .spi_model = "mx66l1g45g",
> > >          .num_cs    = 2,
> > >      },
> > > +    [WITHERSPOON_BMC]  = {
> > > +        .soc_name  = "ast2500-a1",
> > > +        .hw_strap1 = WITHERSPOON_BMC_HW_STRAP1,
> > > +        .fmc_model = "mx25l25635e",
> > > +        .spi_model = "mx66l1g45g",
> > > +        .num_cs    = 2,
> > > +        .i2c_init  = witherspoon_bmc_i2c_init,
> > > +    },
> > >  };
> > >  
> > >  #define FIRMWARE_ADDR 0x0
> > > @@ -337,11 +350,47 @@ static const TypeInfo romulus_bmc_type = {
> > >      .class_init = romulus_bmc_class_init,
> > >  };
> > >  
> > > +static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc)
> > > +{
> > > +    AspeedSoCState *soc = &bmc->soc;
> > > +
> > > +    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 4), "tmp423", 
> > > 0x4c);
> > > +    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 5), "tmp423", 
> > > 0x4c);
> > > +
> > > +    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 9), "tmp105", 
> > > 0x4a);
> > 
> > Looks like I need to track down newer versions of the schematics I have.
> 
> the device on the board is a tmp275 but the tmp105 model is compatible.

It neither device is listed in the version I have :)

Andrew

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