phy: core: Add consumer device link support
In order to enforce suspend/resume ordering, this commit creates link between phy consumers and phy devices. This link avoids to suspend phy before phy consumers. Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com> [jonathanh@nvidia.com: Fix an abort when of_phy_get() returns error] Signed-off-by: Jonathan Hunter <jonathanh@nvidia.com> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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