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authorRichard Henderson <richard.henderson@linaro.org>2022-05-25 11:36:04 -0700
committerRichard Henderson <richard.henderson@linaro.org>2022-05-25 11:36:04 -0700
commit6291d2588fff71e670673e3d25ee85526e28da38 (patch)
tree5af95a6ae364f19750ef69b5b3bcd012c6c7cd48 /hw/arm/aspeed.c
parent7929f75f34ad2055eea9ff0a0bce7ef1db335ec3 (diff)
parent52bcd997800fab67d57bea6d93e368f6f7a93b24 (diff)
downloadfocaccia-qemu-6291d2588fff71e670673e3d25ee85526e28da38.tar.gz
focaccia-qemu-6291d2588fff71e670673e3d25ee85526e28da38.zip
Merge tag 'pull-aspeed-20220525' of https://github.com/legoater/qemu into staging
aspeed queue:

* Aspeed GPIO model extensions
* GPIO support for the Aspeed AST1030 SoC
* New fby35 machine (AST2600 based)
* Extra unit tests for the GPIO and SMC models
* Initialization of all UART with serial devices
* AST2600 EVB and Documentation update

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# gpg:                using RSA key A0F66548F04895EBFE6B0B6051A343C7CFFBECA1
# gpg: Good signature from "Cédric Le Goater <clg@kaod.org>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: A0F6 6548 F048 95EB FE6B  0B60 51A3 43C7 CFFB ECA1

* tag 'pull-aspeed-20220525' of https://github.com/legoater/qemu:
  hw/arm/aspeed: Add i2c devices for AST2600 EVB
  hw/gpio: replace HWADDR_PRIx with PRIx64
  hw/gpio support GPIO index mode for write operation.
  hw/gpio: Add ASPEED GPIO model for AST1030
  hw/gpio Add GPIO read/write trace event.
  hw: aspeed: Init all UART's with serial devices
  hw: aspeed: Introduce common UART init function
  hw: aspeed: Ensure AST1030 respects uart-default
  hw: aspeed: Add uarts_num SoC attribute
  hw: aspeed: Add missing UART's
  aspeed: Introduce a get_irq AspeedSoCClass method
  hw: m25p80: allow write_enable latch get/set
  docs: aspeed: Add fby35 board
  hw/arm/aspeed: Add fby35 machine type
  docs: add minibmc section in aspeed document

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'hw/arm/aspeed.c')
-rw-r--r--hw/arm/aspeed.c74
1 files changed, 72 insertions, 2 deletions
diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index a74c13ab0f..98dc185acd 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -21,6 +21,7 @@
 #include "hw/misc/led.h"
 #include "hw/qdev-properties.h"
 #include "sysemu/block-backend.h"
+#include "sysemu/reset.h"
 #include "hw/loader.h"
 #include "qemu/error-report.h"
 #include "qemu/units.h"
@@ -526,8 +527,15 @@ static void ast2500_evb_i2c_init(AspeedMachineState *bmc)
 
 static void ast2600_evb_i2c_init(AspeedMachineState *bmc)
 {
-    /* Start with some devices on our I2C busses */
-    ast2500_evb_i2c_init(bmc);
+    AspeedSoCState *soc = &bmc->soc;
+    uint8_t *eeprom_buf = g_malloc0(8 * 1024);
+
+    smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 7), 0x50,
+                          eeprom_buf);
+
+    /* LM75 is compatible with TMP105 driver */
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8),
+                     TYPE_TMP105, 0x4d);
 }
 
 static void romulus_bmc_i2c_init(AspeedMachineState *bmc)
@@ -951,6 +959,35 @@ static void bletchley_bmc_i2c_init(AspeedMachineState *bmc)
     i2c_slave_create_simple(i2c[12], TYPE_PCA9552, 0x67);
 }
 
+static void fby35_i2c_init(AspeedMachineState *bmc)
+{
+    AspeedSoCState *soc = &bmc->soc;
+    I2CBus *i2c[16];
+
+    for (int i = 0; i < 16; i++) {
+        i2c[i] = aspeed_i2c_get_bus(&soc->i2c, i);
+    }
+
+    i2c_slave_create_simple(i2c[2], TYPE_LM75, 0x4f);
+    i2c_slave_create_simple(i2c[8], TYPE_TMP421, 0x1f);
+    /* Hotswap controller is actually supposed to be mp5920 or ltc4282. */
+    i2c_slave_create_simple(i2c[11], "adm1272", 0x44);
+    i2c_slave_create_simple(i2c[12], TYPE_LM75, 0x4e);
+    i2c_slave_create_simple(i2c[12], TYPE_LM75, 0x4f);
+
+    aspeed_eeprom_init(i2c[4], 0x51, 128 * KiB);
+    aspeed_eeprom_init(i2c[6], 0x51, 128 * KiB);
+    aspeed_eeprom_init(i2c[8], 0x50, 32 * KiB);
+    aspeed_eeprom_init(i2c[11], 0x51, 128 * KiB);
+    aspeed_eeprom_init(i2c[11], 0x54, 128 * KiB);
+
+    /*
+     * TODO: There is a multi-master i2c connection to an AST1030 MiniBMC on
+     * buses 0, 1, 2, 3, and 9. Source address 0x10, target address 0x20 on
+     * each.
+     */
+}
+
 static bool aspeed_get_mmio_exec(Object *obj, Error **errp)
 {
     return ASPEED_MACHINE(obj)->mmio_exec;
@@ -1293,6 +1330,35 @@ static void aspeed_machine_bletchley_class_init(ObjectClass *oc, void *data)
         aspeed_soc_num_cpus(amc->soc_name);
 }
 
+static void fby35_reset(MachineState *state)
+{
+    AspeedMachineState *bmc = ASPEED_MACHINE(state);
+    AspeedGPIOState *gpio = &bmc->soc.gpio;
+
+    qemu_devices_reset();
+
+    /* Board ID */
+    object_property_set_bool(OBJECT(gpio), "gpioV4", true, &error_fatal);
+    object_property_set_bool(OBJECT(gpio), "gpioV5", true, &error_fatal);
+    object_property_set_bool(OBJECT(gpio), "gpioV6", true, &error_fatal);
+    object_property_set_bool(OBJECT(gpio), "gpioV7", false, &error_fatal);
+}
+
+static void aspeed_machine_fby35_class_init(ObjectClass *oc, void *data)
+{
+    MachineClass *mc = MACHINE_CLASS(oc);
+    AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
+
+    mc->desc       = "Facebook fby35 BMC (Cortex-A7)";
+    mc->reset      = fby35_reset;
+    amc->fmc_model = "mx66l1g45g";
+    amc->num_cs    = 2;
+    amc->macs_mask = ASPEED_MAC3_ON;
+    amc->i2c_init  = fby35_i2c_init;
+    /* FIXME: Replace this macro with something more general */
+    mc->default_ram_size = FUJI_BMC_RAM_SIZE;
+}
+
 #define AST1030_INTERNAL_FLASH_SIZE (1024 * 1024)
 /* Main SYSCLK frequency in Hz (200MHz) */
 #define SYSCLK_FRQ 200000000ULL
@@ -1412,6 +1478,10 @@ static const TypeInfo aspeed_machine_types[] = {
         .parent        = TYPE_ASPEED_MACHINE,
         .class_init    = aspeed_machine_bletchley_class_init,
     }, {
+        .name          = MACHINE_TYPE_NAME("fby35-bmc"),
+        .parent        = MACHINE_TYPE_NAME("ast2600-evb"),
+        .class_init    = aspeed_machine_fby35_class_init,
+    }, {
         .name           = MACHINE_TYPE_NAME("ast1030-evb"),
         .parent         = TYPE_ASPEED_MACHINE,
         .class_init     = aspeed_minibmc_machine_ast1030_evb_class_init,