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[v3,5/5] Add ENET device to i.MX6 SOC.

Message ID edb9e5d59ecbf1493ab29acb0e79068f8d362d21.1462736067.git.jcd@tribudubois.net
State New
Headers show

Commit Message

Jean-Christophe Dubois May 8, 2016, 7:41 p.m. UTC 
This adds the ENET device to the i.MX6 SOC.

This was tested by booting Linux on an Qemu i.MX6 instance and accessing
the internet from the linux guest.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Jean-Christophe Dubois <jcd@tribudubois.net>
---

Changes since v1:
 * Not present on v1
   
Changes since v2:
 * None

 hw/arm/fsl-imx6.c         | 17 +++++++++++++++++
 include/hw/arm/fsl-imx6.h |  2 ++
 2 files changed, 19 insertions(+)
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Patch

diff --git a/hw/arm/fsl-imx6.c b/hw/arm/fsl-imx6.c
index a5331bf..c08222c 100644
--- a/hw/arm/fsl-imx6.c
+++ b/hw/arm/fsl-imx6.c
@@ -105,6 +105,10 @@  static void fsl_imx6_init(Object *obj)
         snprintf(name, NAME_SIZE, "spi%d", i + 1);
         object_property_add_child(obj, name, OBJECT(&s->spi[i]), NULL);
     }
+
+    object_initialize(&s->eth, sizeof(s->eth), TYPE_IMX_FEC);
+    qdev_set_parent_bus(DEVICE(&s->eth), sysbus_get_default());
+    object_property_add_child(obj, "eth", OBJECT(&s->eth), NULL);
 }
 
 static void fsl_imx6_realize(DeviceState *dev, Error **errp)
@@ -381,6 +385,19 @@  static void fsl_imx6_realize(DeviceState *dev, Error **errp)
                                             spi_table[i].irq));
     }
 
+    object_property_set_bool(OBJECT(&s->eth), true, "realized", &err);
+    if (err) {
+        error_propagate(errp, err);
+        return;
+    }
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->eth), 0, FSL_IMX6_ENET_ADDR);
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->eth), 0,
+                       qdev_get_gpio_in(DEVICE(&s->a9mpcore),
+                                        FSL_IMX6_ENET_MAC_IRQ));
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->eth), 1,
+                       qdev_get_gpio_in(DEVICE(&s->a9mpcore),
+                                        FSL_IMX6_ENET_MAC_1588_IRQ));
+
     /* ROM memory */
     memory_region_init_rom_device(&s->rom, NULL, NULL, NULL, "imx6.rom",
                                   FSL_IMX6_ROM_SIZE, &err);
diff --git a/include/hw/arm/fsl-imx6.h b/include/hw/arm/fsl-imx6.h
index d24aaee..98b7599 100644
--- a/include/hw/arm/fsl-imx6.h
+++ b/include/hw/arm/fsl-imx6.h
@@ -28,6 +28,7 @@ 
 #include "hw/gpio/imx_gpio.h"
 #include "hw/sd/sdhci.h"
 #include "hw/ssi/imx_spi.h"
+#include "hw/net/imx_fec.h"
 #include "exec/memory.h"
 
 #define TYPE_FSL_IMX6 "fsl,imx6"
@@ -57,6 +58,7 @@  typedef struct FslIMX6State {
     IMXGPIOState   gpio[FSL_IMX6_NUM_GPIOS];
     SDHCIState     esdhc[FSL_IMX6_NUM_ESDHCS];
     IMXSPIState    spi[FSL_IMX6_NUM_ECSPIS];
+    IMXFECState    eth;
     MemoryRegion   rom;
     MemoryRegion   caam;
     MemoryRegion   ocram;