[PATCH qemu] aspeed: Add support for the swift-bmc board

[Adriana Kobylak]

From: Adriana Kobylak <anoo at us.ibm.com>

The Swift board is an OpenPOWER system hosting POWER processors.
Add support for their BMC including the I2C devices as found on HW.

Signed-off-by: Adriana Kobylak <anoo at us.ibm.com>
---
 hw/arm/aspeed.c | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index 465e65f..db68bbf 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -70,6 +70,9 @@ struct AspeedBoardState {
         SCU_AST2500_HW_STRAP_ACPI_ENABLE |                              \
         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER))
 
+/* TODO: Swift hardware value: ? (use romulus definition for now) */
+#define SWIFT_BMC_HW_STRAP1 ROMULUS_BMC_HW_STRAP1
+
 /* Witherspoon hardware value: 0xF10AD216 (but use romulus definition) */
 #define WITHERSPOON_BMC_HW_STRAP1 ROMULUS_BMC_HW_STRAP1
 
@@ -290,6 +293,35 @@ static void romulus_bmc_i2c_init(AspeedBoardState *bmc)
     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), "ds1338", 0x32);
 }
 
+static void swift_bmc_i2c_init(AspeedBoardState *bmc)
+{
+    AspeedSoCState *soc = &bmc->soc;
+
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 3), "pca9552", 0x60);
+
+    /* The swift board expects a TMP275 but a TMP105 is compatible */
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 7), "tmp105", 0x48);
+    /* The swift board expects a pca9551 but a pca9552 is compatible */
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 7), "pca9552", 0x60);
+
+    /* The swift board expects an Epson RX8900 I2C RTC but a ds1338 is
+     * good enough */
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 8), "ds1338", 0x32);
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 8), "pca9552", 0x60);
+
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 9), "tmp423", 0x4c);
+    /* The swift board expects a pca9539 but a pca9552 is compatible */
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 9), "pca9552", 0x74);
+
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 10), "tmp423", 0x4c);
+    /* The swift board expects a pca9539 but a pca9552 is compatible */
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 10), "pca9552", 0x74);
+
+    /* The swift board expects a TMP275 but a TMP105 is compatible */
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 12), "tmp105", 0x48);
+    i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 12), "tmp105", 0x4a);
+}
+
 static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc)
 {
     AspeedSoCState *soc = &bmc->soc;
@@ -400,6 +432,15 @@ static const AspeedBoardConfig aspeed_boards[] = {
         .num_cs    = 2,
         .i2c_init  = romulus_bmc_i2c_init,
     }, {
+        .name      = MACHINE_TYPE_NAME("swift-bmc"),
+        .desc      = "OpenPOWER Swift BMC (ARM1176)",
+        .soc_name  = "ast2500-a1",
+        .hw_strap1 = SWIFT_BMC_HW_STRAP1,
+        .fmc_model = "mx66l1g45g",
+        .spi_model = "mx66l1g45g",
+        .num_cs    = 2,
+        .i2c_init  = swift_bmc_i2c_init,
+    }, {
         .name      = MACHINE_TYPE_NAME("witherspoon-bmc"),
         .desc      = "OpenPOWER Witherspoon BMC (ARM1176)",
         .soc_name  = "ast2500-a1",
-- 
1.8.3.1