xlnx-zynqmp: Connect the ZynqMP GDMA and ADMA

The ZynqMP contains two instances of a generic DMA, the GDMA, located in the
FPD (full power domain), and the ADMA, located in LPD (low power domain).  This
patch adds these two DMAs to the ZynqMP board.

Signed-off-by: Francisco Iglesias <frasse.iglesias@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 20180503214201.29082-3-frasse.iglesias@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 53 insertions, 0 deletions

diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c
index 505253e0d2..2045b9d71e 100644
--- a/hw/arm/xlnx-zynqmp.c
+++ b/hw/arm/xlnx-zynqmp.c
@@ -90,6 +90,24 @@ static const int spi_intr[XLNX_ZYNQMP_NUM_SPIS] = {
     19, 20,
 };
 
+static const uint64_t gdma_ch_addr[XLNX_ZYNQMP_NUM_GDMA_CH] = {
+    0xFD500000, 0xFD510000, 0xFD520000, 0xFD530000,
+    0xFD540000, 0xFD550000, 0xFD560000, 0xFD570000
+};
+
+static const int gdma_ch_intr[XLNX_ZYNQMP_NUM_GDMA_CH] = {
+    124, 125, 126, 127, 128, 129, 130, 131
+};
+
+static const uint64_t adma_ch_addr[XLNX_ZYNQMP_NUM_ADMA_CH] = {
+    0xFFA80000, 0xFFA90000, 0xFFAA0000, 0xFFAB0000,
+    0xFFAC0000, 0xFFAD0000, 0xFFAE0000, 0xFFAF0000
+};
+
+static const int adma_ch_intr[XLNX_ZYNQMP_NUM_ADMA_CH] = {
+    77, 78, 79, 80, 81, 82, 83, 84
+};
+
 typedef struct XlnxZynqMPGICRegion {
     int region_index;
     uint32_t address;
@@ -197,6 +215,16 @@ static void xlnx_zynqmp_init(Object *obj)
 
     object_initialize(&s->rtc, sizeof(s->rtc), TYPE_XLNX_ZYNQMP_RTC);
     qdev_set_parent_bus(DEVICE(&s->rtc), sysbus_get_default());
+
+    for (i = 0; i < XLNX_ZYNQMP_NUM_GDMA_CH; i++) {
+        object_initialize(&s->gdma[i], sizeof(s->gdma[i]), TYPE_XLNX_ZDMA);
+        qdev_set_parent_bus(DEVICE(&s->gdma[i]), sysbus_get_default());
+    }
+
+    for (i = 0; i < XLNX_ZYNQMP_NUM_ADMA_CH; i++) {
+        object_initialize(&s->adma[i], sizeof(s->adma[i]), TYPE_XLNX_ZDMA);
+        qdev_set_parent_bus(DEVICE(&s->adma[i]), sysbus_get_default());
+    }
 }
 
 static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
@@ -492,6 +520,31 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, RTC_ADDR);
     sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0, gic_spi[RTC_IRQ]);
+
+    for (i = 0; i < XLNX_ZYNQMP_NUM_GDMA_CH; i++) {
+        object_property_set_uint(OBJECT(&s->gdma[i]), 128, "bus-width", &err);
+        object_property_set_bool(OBJECT(&s->gdma[i]), true, "realized", &err);
+        if (err) {
+            error_propagate(errp, err);
+            return;
+        }
+
+        sysbus_mmio_map(SYS_BUS_DEVICE(&s->gdma[i]), 0, gdma_ch_addr[i]);
+        sysbus_connect_irq(SYS_BUS_DEVICE(&s->gdma[i]), 0,
+                           gic_spi[gdma_ch_intr[i]]);
+    }
+
+    for (i = 0; i < XLNX_ZYNQMP_NUM_ADMA_CH; i++) {
+        object_property_set_bool(OBJECT(&s->adma[i]), true, "realized", &err);
+        if (err) {
+            error_propagate(errp, err);
+            return;
+        }
+
+        sysbus_mmio_map(SYS_BUS_DEVICE(&s->adma[i]), 0, adma_ch_addr[i]);
+        sysbus_connect_irq(SYS_BUS_DEVICE(&s->adma[i]), 0,
+                           gic_spi[adma_ch_intr[i]]);
+    }
 }
 
 static Property xlnx_zynqmp_props[] = {