On Tue, 16 Jun 2020 at 07:32, Philippe Mathieu-Daudé <f4...@amsat.org> wrote:
>
> There are 4 different I2C peripherals on the FPGA APB.
>
> Signed-off-by: Philippe Mathieu-Daudé <f4...@amsat.org>
> ---
> hw/arm/mps2.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/hw/arm/mps2.c b/hw/arm/mps2.c
> index 4a49bfa9b9..6224d7a63c 100644
> --- a/hw/arm/mps2.c
> +++ b/hw/arm/mps2.c
> @@ -321,6 +321,7 @@ static void mps2_common_init(MachineState *machine)
> create_unimplemented_device("cmsdk-ahb-gpio", gpiobase[i], 0x1000);
> }
>
> + /* FPGA APB */
> sysbus_init_child_obj(OBJECT(mms), "scc", &mms->scc,
> sizeof(mms->scc), TYPE_MPS2_SCC);
> sccdev = DEVICE(&mms->scc);
> @@ -330,6 +331,12 @@ static void mps2_common_init(MachineState *machine)
> object_property_set_bool(OBJECT(&mms->scc), true, "realized",
> &error_fatal);
> sysbus_mmio_map(SYS_BUS_DEVICE(sccdev), 0, 0x4002f000);
> + for (i = 0; i < 4; i++) {
> + static const hwaddr i2cbase[] = {0x40022000, 0x40023000,
> + 0x40029000, 0x4002a000};
> +
> + sysbus_create_simple("versatile_i2c", i2cbase[i], NULL);
> + }
Is this device really the same as the I2C controller h/w
on the versatile board ?
thanks
-- PMM
