Commit 3d165f12 authored by Cédric Le Goater's avatar Cédric Le Goater Committed by Peter Maydell
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aspeed: Add EEPROM I2C devices 



The Aspeed boards have at least one EEPROM to hold the Vital Product
Data (VPD).

Signed-off-by: default avatarCédric Le Goater <clg@kaod.org>
Reviewed-by: default avatarAndrew Jeffery <andrew@aj.id.au>
Message-id: 20180530064049.27976-6-clg@kaod.org
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent e2224214

hw/arm/aspeed.c

+13 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
#include "hw/arm/arm.h"

#include "hw/arm/aspeed_soc.h"

#include "hw/boards.h"

#include "hw/i2c/smbus.h"

#include "qemu/log.h"

#include "sysemu/block-backend.h"

#include "hw/loader.h"
@@ -263,11 +264,15 @@ static void palmetto_bmc_i2c_init(AspeedBoardState *bmc) 
{

    AspeedSoCState *soc = &bmc->soc;

    DeviceState *dev;

    uint8_t *eeprom_buf = g_malloc0(32 * 1024);



    /* The palmetto platform expects a ds3231 RTC but a ds1338 is

     * enough to provide basic RTC features. Alarms will be missing */

    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 0), "ds1338", 0x68);



    smbus_eeprom_init_one(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 0), 0x50,

                          eeprom_buf);



    /* add a TMP423 temperature sensor */

    dev = i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 2),

                           "tmp423", 0x4c);
@@ -304,6 +309,10 @@ static const TypeInfo palmetto_bmc_type = { 
static void ast2500_evb_i2c_init(AspeedBoardState *bmc)

{

    AspeedSoCState *soc = &bmc->soc;

    uint8_t *eeprom_buf = g_malloc0(8 * 1024);



    smbus_eeprom_init_one(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 3), 0x50,

                          eeprom_buf);



    /* The AST2500 EVB expects a LM75 but a TMP105 is compatible */

    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 7), "tmp105", 0x4d);
@@ -373,6 +382,7 @@ static const TypeInfo romulus_bmc_type = { 
static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc)

{

    AspeedSoCState *soc = &bmc->soc;

    uint8_t *eeprom_buf = g_malloc0(8 * 1024);



    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);
@@ -383,6 +393,9 @@ static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc) 
    /* The witherspoon board expects Epson RX8900 I2C RTC but a ds1338 is

     * good enough */

    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), "ds1338", 0x32);



    smbus_eeprom_init_one(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), 0x51,

                          eeprom_buf);

}



static void witherspoon_bmc_init(MachineState *machine)