hw/sensor: add Renesas raa228000 device

Signed-off-by: Titus Rwantare <titusr@google.com>
Reviewed-by: Hao Wu <wuhaotsh@google.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Acked-by: Corey Minyard <cminyard@mvista.com>
Message-Id: <20220307200605.4001451-10-titusr@google.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

1 files changed, 50 insertions, 0 deletions

diff --git a/hw/sensor/isl_pmbus_vr.c b/hw/sensor/isl_pmbus_vr.c
index 53187d6..e11e028 100644
--- a/hw/sensor/isl_pmbus_vr.c
+++ b/hw/sensor/isl_pmbus_vr.c
@@ -89,6 +89,24 @@ static void isl_pmbus_vr_exit_reset(Object *obj)
     }
 }
 
+/* The raa228000 uses different direct mode coefficents from most isl devices */
+static void raa228000_exit_reset(Object *obj)
+{
+    PMBusDevice *pmdev = PMBUS_DEVICE(obj);
+
+    isl_pmbus_vr_exit_reset(obj);
+
+    pmdev->pages[0].read_iout = 0;
+    pmdev->pages[0].read_pout = 0;
+    pmdev->pages[0].read_vout = 0;
+    pmdev->pages[0].read_vin = 0;
+    pmdev->pages[0].read_iin = 0;
+    pmdev->pages[0].read_pin = 0;
+    pmdev->pages[0].read_temperature_1 = 0;
+    pmdev->pages[0].read_temperature_2 = 0;
+    pmdev->pages[0].read_temperature_3 = 0;
+}
+
 static void isl_pmbus_vr_add_props(Object *obj, uint64_t *flags, uint8_t pages)
 {
     PMBusDevice *pmdev = PMBUS_DEVICE(obj);
@@ -177,6 +195,20 @@ static void raa22xx_init(Object *obj)
     isl_pmbus_vr_add_props(obj, flags, ARRAY_SIZE(flags));
 }
 
+static void raa228000_init(Object *obj)
+{
+    PMBusDevice *pmdev = PMBUS_DEVICE(obj);
+    uint64_t flags[1];
+
+    flags[0] = PB_HAS_VIN | PB_HAS_VOUT | PB_HAS_VOUT_MODE |
+               PB_HAS_VOUT_RATING | PB_HAS_VOUT_MARGIN | PB_HAS_IIN |
+               PB_HAS_IOUT | PB_HAS_PIN | PB_HAS_POUT | PB_HAS_TEMPERATURE |
+               PB_HAS_TEMP2 | PB_HAS_TEMP3 | PB_HAS_STATUS_MFR_SPECIFIC;
+
+    pmbus_page_config(pmdev, 0, flags[0]);
+    isl_pmbus_vr_add_props(obj, flags, 1);
+}
+
 static void isl_pmbus_vr_class_init(ObjectClass *klass, void *data,
                                     uint8_t pages)
 {
@@ -195,6 +227,15 @@ static void isl69260_class_init(ObjectClass *klass, void *data)
     isl_pmbus_vr_class_init(klass, data, 2);
 }
 
+static void raa228000_class_init(ObjectClass *klass, void *data)
+{
+    ResettableClass *rc = RESETTABLE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    dc->desc = "Renesas 228000 Digital Multiphase Voltage Regulator";
+    rc->phases.exit = raa228000_exit_reset;
+    isl_pmbus_vr_class_init(klass, data, 1);
+}
+
 static void raa229004_class_init(ObjectClass *klass, void *data)
 {
     ResettableClass *rc = RESETTABLE_CLASS(klass);
@@ -220,9 +261,18 @@ static const TypeInfo raa229004_info = {
     .class_init = raa229004_class_init,
 };
 
+static const TypeInfo raa228000_info = {
+    .name = TYPE_RAA228000,
+    .parent = TYPE_PMBUS_DEVICE,
+    .instance_size = sizeof(ISLState),
+    .instance_init = raa228000_init,
+    .class_init = raa228000_class_init,
+};
+
 static void isl_pmbus_vr_register_types(void)
 {
     type_register_static(&isl69260_info);
+    type_register_static(&raa228000_info);
     type_register_static(&raa229004_info);
 }