[2/2] hw/arm/fsl-imx25: Wire up USB controllers

Commit Message

Guenter Roeck March 10, 2020, 9:51 p.m. UTC

i.MX25 supports two USB controllers. Let's wire them up.

With this patch, imx25-pdk can boot from both USB ports.

Signed-off-by: Guenter Roeck <[e-mail]>
---
 hw/arm/fsl-imx25.c         | 24 ++++++++++++++++++++++++
 include/hw/arm/fsl-imx25.h |  9 +++++++++
 2 files changed, 33 insertions(+)

Patch

diff --git a/hw/arm/fsl-imx25.c b/hw/arm/fsl-imx25.c
index f977c42426..a3f829f436 100644
--- a/hw/arm/fsl-imx25.c
+++ b/hw/arm/fsl-imx25.c
@@ -81,6 +81,12 @@  static void fsl_imx25_init(Object *obj)
         sysbus_init_child_obj(obj, "sdhc[*]", &s->esdhc[i], sizeof(s->esdhc[i]),
                               TYPE_IMX_USDHC);
     }
+
+    for (i = 0; i < FSL_IMX25_NUM_USBS; i++) {
+        sysbus_init_child_obj(obj, "usb[*]", &s->usb[i], sizeof(s->usb[i]),
+                              TYPE_CHIPIDEA);
+    }
+
 }
 
 static void fsl_imx25_realize(DeviceState *dev, Error **errp)
@@ -278,6 +284,24 @@  static void fsl_imx25_realize(DeviceState *dev, Error **errp)
                                             esdhc_table[i].irq));
     }
 
+    /* USB */
+    for (i = 0; i < FSL_IMX25_NUM_USBS; i++) {
+        static const struct {
+            hwaddr addr;
+            unsigned int irq;
+        } usb_table[FSL_IMX25_NUM_USBS] = {
+            { FSL_IMX25_USB1_ADDR, FSL_IMX25_USB1_IRQ },
+            { FSL_IMX25_USB2_ADDR, FSL_IMX25_USB2_IRQ },
+        };
+
+        object_property_set_bool(OBJECT(&s->usb[i]), true, "realized",
+                                 &error_abort);
+        sysbus_mmio_map(SYS_BUS_DEVICE(&s->usb[i]), 0, usb_table[i].addr);
+        sysbus_connect_irq(SYS_BUS_DEVICE(&s->usb[i]), 0,
+                           qdev_get_gpio_in(DEVICE(&s->avic),
+                                            usb_table[i].irq));
+    }
+
     /* initialize 2 x 16 KB ROM */
     memory_region_init_rom(&s->rom[0], NULL,
                            "imx25.rom0", FSL_IMX25_ROM0_SIZE, &err);
diff --git a/include/hw/arm/fsl-imx25.h b/include/hw/arm/fsl-imx25.h
index 4e2d4868cd..5e196bbf05 100644
--- a/include/hw/arm/fsl-imx25.h
+++ b/include/hw/arm/fsl-imx25.h
@@ -28,6 +28,7 @@ 
 #include "hw/i2c/imx_i2c.h"
 #include "hw/gpio/imx_gpio.h"
 #include "hw/sd/sdhci.h"
+#include "hw/usb/chipidea.h"
 #include "exec/memory.h"
 #include "target/arm/cpu.h"
 
@@ -40,6 +41,7 @@ 
 #define FSL_IMX25_NUM_I2CS 3
 #define FSL_IMX25_NUM_GPIOS 4
 #define FSL_IMX25_NUM_ESDHCS 2
+#define FSL_IMX25_NUM_USBS 2
 
 typedef struct FslIMX25State {
     /*< private >*/
@@ -57,6 +59,7 @@  typedef struct FslIMX25State {
     IMXI2CState    i2c[FSL_IMX25_NUM_I2CS];
     IMXGPIOState   gpio[FSL_IMX25_NUM_GPIOS];
     SDHCIState     esdhc[FSL_IMX25_NUM_ESDHCS];
+    ChipideaState  usb[FSL_IMX25_NUM_USBS];
     MemoryRegion   rom[2];
     MemoryRegion   iram;
     MemoryRegion   iram_alias;
@@ -226,6 +229,10 @@  typedef struct FslIMX25State {
 #define FSL_IMX25_GPIO1_SIZE    0x4000
 #define FSL_IMX25_GPIO2_ADDR    0x53FD0000
 #define FSL_IMX25_GPIO2_SIZE    0x4000
+#define FSL_IMX25_USB1_ADDR     0x53FF4000
+#define FSL_IMX25_USB1_SIZE     0x0200
+#define FSL_IMX25_USB2_ADDR     0x53FF4400
+#define FSL_IMX25_USB2_SIZE     0x0200
 #define FSL_IMX25_AVIC_ADDR     0x68000000
 #define FSL_IMX25_AVIC_SIZE     0x4000
 #define FSL_IMX25_IRAM_ADDR     0x78000000
@@ -259,5 +266,7 @@  typedef struct FslIMX25State {
 #define FSL_IMX25_GPIO4_IRQ     23
 #define FSL_IMX25_ESDHC1_IRQ    9
 #define FSL_IMX25_ESDHC2_IRQ    8
+#define FSL_IMX25_USB1_IRQ      37
+#define FSL_IMX25_USB2_IRQ      35
 
 #endif /* FSL_IMX25_H */