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Diffstat (limited to 'hw/arm/aspeed.c')
-rw-r--r--hw/arm/aspeed.c88
1 files changed, 85 insertions, 3 deletions
diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index a7110a712f..bb9d33848d 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -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"
@@ -45,6 +46,7 @@ enum {
PALMETTO_BMC,
AST2500_EVB,
ROMULUS_BMC,
+ WITHERSPOON_BMC,
};
/* Palmetto hardware value: 0x120CE416 */
@@ -82,8 +84,13 @@ 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 romulus_bmc_i2c_init(AspeedBoardState *bmc);
+static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc);
static const AspeedBoardConfig aspeed_boards[] = {
[PALMETTO_BMC] = {
@@ -108,6 +115,15 @@ static const AspeedBoardConfig aspeed_boards[] = {
.fmc_model = "n25q256a",
.spi_model = "mx66l1g45g",
.num_cs = 2,
+ .i2c_init = romulus_bmc_i2c_init,
+ },
+ [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,
},
};
@@ -248,11 +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);
@@ -278,7 +298,6 @@ static void palmetto_bmc_class_init(ObjectClass *oc, void *data)
mc->no_floppy = 1;
mc->no_cdrom = 1;
mc->no_parallel = 1;
- mc->ignore_memory_transaction_failures = true;
}
static const TypeInfo palmetto_bmc_type = {
@@ -290,9 +309,17 @@ 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);
+
+ /* The AST2500 EVB does not have an RTC. Let's pretend that one is
+ * plugged on the I2C bus header */
+ i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), "ds1338", 0x32);
}
static void ast2500_evb_init(MachineState *machine)
@@ -311,7 +338,6 @@ static void ast2500_evb_class_init(ObjectClass *oc, void *data)
mc->no_floppy = 1;
mc->no_cdrom = 1;
mc->no_parallel = 1;
- mc->ignore_memory_transaction_failures = true;
}
static const TypeInfo ast2500_evb_type = {
@@ -320,6 +346,15 @@ static const TypeInfo ast2500_evb_type = {
.class_init = ast2500_evb_class_init,
};
+static void romulus_bmc_i2c_init(AspeedBoardState *bmc)
+{
+ AspeedSoCState *soc = &bmc->soc;
+
+ /* The romulus 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);
+}
+
static void romulus_bmc_init(MachineState *machine)
{
aspeed_board_init(machine, &aspeed_boards[ROMULUS_BMC]);
@@ -336,7 +371,6 @@ static void romulus_bmc_class_init(ObjectClass *oc, void *data)
mc->no_floppy = 1;
mc->no_cdrom = 1;
mc->no_parallel = 1;
- mc->ignore_memory_transaction_failures = true;
}
static const TypeInfo romulus_bmc_type = {
@@ -345,11 +379,59 @@ static const TypeInfo romulus_bmc_type = {
.class_init = romulus_bmc_class_init,
};
+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), 3), "pca9552", 0x60);
+
+ 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);
+
+ /* The Witherspoon expects a TMP275 but a TMP105 is compatible */
+ i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 9), "tmp105", 0x4a);
+
+ /* 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);
+ i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), "pca9552",
+ 0x60);
+}
+
+static void witherspoon_bmc_init(MachineState *machine)
+{
+ aspeed_board_init(machine, &aspeed_boards[WITHERSPOON_BMC]);
+}
+
+static void witherspoon_bmc_class_init(ObjectClass *oc, void *data)
+{
+ MachineClass *mc = MACHINE_CLASS(oc);
+
+ mc->desc = "OpenPOWER Witherspoon BMC (ARM1176)";
+ mc->init = witherspoon_bmc_init;
+ mc->max_cpus = 1;
+ mc->no_sdcard = 1;
+ mc->no_floppy = 1;
+ mc->no_cdrom = 1;
+ mc->no_parallel = 1;
+}
+
+static const TypeInfo witherspoon_bmc_type = {
+ .name = MACHINE_TYPE_NAME("witherspoon-bmc"),
+ .parent = TYPE_MACHINE,
+ .class_init = witherspoon_bmc_class_init,
+};
+
static void aspeed_machine_init(void)
{
type_register_static(&palmetto_bmc_type);
type_register_static(&ast2500_evb_type);
type_register_static(&romulus_bmc_type);
+ type_register_static(&witherspoon_bmc_type);
}
type_init(aspeed_machine_init)
generated by cgit v1.2.3 (git 2.26.2) at 2025-02-19 18:19:55 +0000