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-rw-r--r--hw/exynos4210.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/hw/exynos4210.c b/hw/exynos4210.c
index 7c58c906de..00d4db8871 100644
--- a/hw/exynos4210.c
+++ b/hw/exynos4210.c
@@ -39,6 +39,13 @@
/* MCT */
#define EXYNOS4210_MCT_BASE_ADDR 0x10050000
+/* I2C */
+#define EXYNOS4210_I2C_SHIFT 0x00010000
+#define EXYNOS4210_I2C_BASE_ADDR 0x13860000
+/* Interrupt Group of External Interrupt Combiner for I2C */
+#define EXYNOS4210_I2C_INTG 27
+#define EXYNOS4210_HDMI_INTG 16
+
/* UART's definitions */
#define EXYNOS4210_UART0_BASE_ADDR 0x13800000
#define EXYNOS4210_UART1_BASE_ADDR 0x13810000
@@ -283,6 +290,26 @@ Exynos4210State *exynos4210_init(MemoryRegion *system_mem,
s->irq_table[exynos4210_get_irq(35, 3)]);
sysbus_mmio_map(busdev, 0, EXYNOS4210_MCT_BASE_ADDR);
+ /*** I2C ***/
+ for (n = 0; n < EXYNOS4210_I2C_NUMBER; n++) {
+ uint32_t addr = EXYNOS4210_I2C_BASE_ADDR + EXYNOS4210_I2C_SHIFT * n;
+ qemu_irq i2c_irq;
+
+ if (n < 8) {
+ i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_I2C_INTG, n)];
+ } else {
+ i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_HDMI_INTG, 1)];
+ }
+
+ dev = qdev_create(NULL, "exynos4210.i2c");
+ qdev_init_nofail(dev);
+ busdev = sysbus_from_qdev(dev);
+ sysbus_connect_irq(busdev, 0, i2c_irq);
+ sysbus_mmio_map(busdev, 0, addr);
+ s->i2c_if[n] = (i2c_bus *)qdev_get_child_bus(dev, "i2c");
+ }
+
+
/*** UARTs ***/
exynos4210_uart_create(EXYNOS4210_UART0_BASE_ADDR,
EXYNOS4210_UART0_FIFO_SIZE, 0, NULL,