10.03.2020 18:19, Thierry Reding пишет:
> From: Joseph Lo <josephl@xxxxxxxxxx>
>
> The EMC clock needs to carefully coordinate with the EMC controller
> programming to make sure external memory can be properly clocked. Do so
> by hooking up the EMC clock with an EMC provider that will specify which
> rates are supported by the EMC and provide a callback to use for setting
> the clock rate at the EMC.
>
> Based on work by Peter De Schrijver <pdeschrijver@xxxxxxxxxx>.
>
> Signed-off-by: Joseph Lo <josephl@xxxxxxxxxx>
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
> Changes in v5:
> - major rework and cleanup
...
> +u32 emc_readl(struct tegra_emc *emc, unsigned long offset)
> +{
> + return readl_relaxed(emc->emc_base[REG_EMC] + offset);
> +}
static u32 emc_readl()
> +u32 emc_readl_per_ch(struct tegra_emc *emc, int type,
> + unsigned long offset)
static u32 emc_readl_per_ch()
