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aspeed: Add support for the tacoma-bmc board

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The Tacoma BMC board is replacement board for the BMC of the OpenPOWER
Witherspoon system. It uses a AST2600 SoC instead of a AST2500 and the
I2C layout is the same as it controls the same main board. Used for HW
bringup.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-id: 20191119141211.25716-15-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Cédric Le Goater 2019-11-19 15:12:08 +01:00 committed by Peter Maydell
parent baa4732bc1
commit 63ceb818a4
1 changed files with 28 additions and 0 deletions
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28
hw/arm/aspeed.c
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@ -92,6 +92,10 @@ struct AspeedBoardState {
#define AST2600_EVB_HW_STRAP1 0x000000C0
#define AST2600_EVB_HW_STRAP2 0x00000003
/* Tacoma hardware value */
#define TACOMA_BMC_HW_STRAP1 0x00000000
#define TACOMA_BMC_HW_STRAP2 0x00000000
/*
* The max ram region is for firmwares that scan the address space
* with load/store to guess how much RAM the SoC has.
@ -363,6 +367,9 @@ static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc)
AspeedSoCState *soc = &bmc->soc;
uint8_t *eeprom_buf = g_malloc0(8 * 1024);
/* Bus 3: TODO bmp280@77 */
/* Bus 3: TODO max31785@52 */
/* Bus 3: TODO dps310@76 */
i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 3), TYPE_PCA9552,
0x60);
@ -381,6 +388,7 @@ static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc)
eeprom_buf);
i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), TYPE_PCA9552,
0x60);
/* Bus 11: TODO ucd90160@64 */
}
static void aspeed_machine_class_init(ObjectClass *oc, void *data)
@ -485,6 +493,22 @@ static void aspeed_machine_ast2600_evb_class_init(ObjectClass *oc, void *data)
mc->default_ram_size = 1 * GiB;
};
static void aspeed_machine_tacoma_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
mc->desc = "Aspeed AST2600 EVB (Cortex A7)";
amc->soc_name = "ast2600-a0";
amc->hw_strap1 = TACOMA_BMC_HW_STRAP1;
amc->hw_strap2 = TACOMA_BMC_HW_STRAP2;
amc->fmc_model = "mx66l1g45g";
amc->spi_model = "mx66l1g45g";
amc->num_cs = 2;
amc->i2c_init = witherspoon_bmc_i2c_init; /* Same board layout */
mc->default_ram_size = 1 * GiB;
};
static const TypeInfo aspeed_machine_types[] = {
{
.name = MACHINE_TYPE_NAME("palmetto-bmc"),
@ -510,6 +534,10 @@ static const TypeInfo aspeed_machine_types[] = {
.name = MACHINE_TYPE_NAME("ast2600-evb"),
.parent = TYPE_ASPEED_MACHINE,
.class_init = aspeed_machine_ast2600_evb_class_init,
}, {
.name = MACHINE_TYPE_NAME("tacoma-bmc"),
.parent = TYPE_ASPEED_MACHINE,
.class_init = aspeed_machine_tacoma_class_init,
}, {
.name = TYPE_ASPEED_MACHINE,
.parent = TYPE_MACHINE,