* Faiz Abbas <faiz_abbas@xxxxxx> [180530 14:12]:
> The dra76x MCAN generic interconnect module has a its own
> format for the bits in the control registers.
...
> --- a/drivers/bus/ti-sysc.c
> +++ b/drivers/bus/ti-sysc.c
> @@ -1262,6 +1262,22 @@ static const struct sysc_capabilities sysc_omap4_usb_host_fs = {
> .regbits = &sysc_regbits_omap4_usb_host_fs,
> };
>
> +static const struct sysc_regbits sysc_regbits_dra7_mcan = {
> + .dmadisable_shift = -ENODEV,
> + .midle_shift = -ENODEV,
> + .sidle_shift = -ENODEV,
> + .clkact_shift = -ENODEV,
> + .enwkup_shift = 4,
> + .srst_shift = 0,
> + .emufree_shift = -ENODEV,
> + .autoidle_shift = -ENODEV,
> +};
> +
> +static const struct sysc_capabilities sysc_dra7_mcan = {
> + .type = TI_SYSC_DRA7_MCAN,
> + .regbits = &sysc_regbits_dra7_mcan,
> +};
> +
> static int sysc_init_pdata(struct sysc *ddata)
> {
> struct ti_sysc_platform_data *pdata = dev_get_platdata(ddata->dev);
> @@ -1441,6 +1457,7 @@ static const struct of_device_id sysc_match[] = {
> { .compatible = "ti,sysc-mcasp", .data = &sysc_omap4_mcasp, },
> { .compatible = "ti,sysc-usb-host-fs",
> .data = &sysc_omap4_usb_host_fs, },
> + { .compatible = "ti,sysc-dra7-mcan", .data = &sysc_dra7_mcan, },
> { },
> };
Looks good to me. And presumably you checked that no other dra7 modules
use sysconfig register bit layout like this?
Regards,
Tony
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