[PULL 16/18] aspeed: Add support for the rainier-bmc board

["Cédric Le Goater" <clg@kaod.org>]

The Rainier BMC board is a board for the middle range POWER10 IBM systems.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Message-Id: <20210407171637.777743-19-clg@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 hw/arm/aspeed.c | 79 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)

diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index cefa0f13527e..490a8a202239 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -146,6 +146,10 @@ struct AspeedMachineState {
 #define TACOMA_BMC_HW_STRAP1  0x00000000
 #define TACOMA_BMC_HW_STRAP2  0x00000040
 
+/* Rainier hardware value: (QEMU prototype) */
+#define RAINIER_BMC_HW_STRAP1 0x00000000
+#define RAINIER_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.
@@ -629,6 +633,58 @@ static void g220a_bmc_i2c_init(AspeedMachineState *bmc)
                           eeprom_buf);
 }
 
+static void rainier_bmc_i2c_init(AspeedMachineState *bmc)
+{
+    AspeedSoCState *soc = &bmc->soc;
+
+    /* The rainier expects a TMP275 but a TMP105 is compatible */
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), TYPE_TMP105,
+                     0x48);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), TYPE_TMP105,
+                     0x49);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), TYPE_TMP105,
+                     0x4a);
+
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 5), TYPE_TMP105,
+                     0x48);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 5), TYPE_TMP105,
+                     0x49);
+
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 6), TYPE_TMP105,
+                     0x48);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 6), TYPE_TMP105,
+                     0x4a);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 6), TYPE_TMP105,
+                     0x4b);
+
+    /* Bus 7: TODO dps310@76 */
+    /* Bus 7: TODO max31785@52 */
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), "pca9552", 0x61);
+    /* Bus 7: TODO si7021-a20@20 */
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), TYPE_TMP105,
+                     0x48);
+
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), TYPE_TMP105,
+                     0x48);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), TYPE_TMP105,
+                     0x4a);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "pca9552", 0x61);
+    /* Bus 8: ucd90320@11 */
+    /* Bus 8: ucd90320@b */
+    /* Bus 8: ucd90320@c */
+
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 9), "tmp423", 0x4c);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 9), "tmp423", 0x4d);
+
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 10), "tmp423", 0x4c);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 10), "tmp423", 0x4d);
+
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), TYPE_TMP105,
+                     0x48);
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), TYPE_TMP105,
+                     0x49);
+}
+
 static bool aspeed_get_mmio_exec(Object *obj, Error **errp)
 {
     return ASPEED_MACHINE(obj)->mmio_exec;
@@ -889,6 +945,25 @@ static void aspeed_machine_g220a_class_init(ObjectClass *oc, void *data)
         aspeed_soc_num_cpus(amc->soc_name);
 };
 
+static void aspeed_machine_rainier_class_init(ObjectClass *oc, void *data)
+{
+    MachineClass *mc = MACHINE_CLASS(oc);
+    AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
+
+    mc->desc       = "IBM Rainier BMC (Cortex A7)";
+    amc->soc_name  = "ast2600-a1";
+    amc->hw_strap1 = RAINIER_BMC_HW_STRAP1;
+    amc->hw_strap2 = RAINIER_BMC_HW_STRAP2;
+    amc->fmc_model = "mx66l1g45g";
+    amc->spi_model = "mx66l1g45g";
+    amc->num_cs    = 2;
+    amc->macs_mask  = ASPEED_MAC2_ON | ASPEED_MAC3_ON;
+    amc->i2c_init  = rainier_bmc_i2c_init;
+    mc->default_ram_size = 1 * GiB;
+    mc->default_cpus = mc->min_cpus = mc->max_cpus =
+        aspeed_soc_num_cpus(amc->soc_name);
+};
+
 static const TypeInfo aspeed_machine_types[] = {
     {
         .name          = MACHINE_TYPE_NAME("palmetto-bmc"),
@@ -930,6 +1005,10 @@ static const TypeInfo aspeed_machine_types[] = {
         .name          = MACHINE_TYPE_NAME("g220a-bmc"),
         .parent        = TYPE_ASPEED_MACHINE,
         .class_init    = aspeed_machine_g220a_class_init,
+    }, {
+        .name          = MACHINE_TYPE_NAME("rainier-bmc"),
+        .parent        = TYPE_ASPEED_MACHINE,
+        .class_init    = aspeed_machine_rainier_class_init,
     }, {
         .name          = TYPE_ASPEED_MACHINE,
         .parent        = TYPE_MACHINE,
-- 
2.26.3