Add command tuning for DDR interactive mode, used during board bring-up or with CubeMX DDR tools to execute software tuning for the DDR configuration: - software read DQS Gating (replace the built-in one) - Bit de-skew - Eye Training or DQS training Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Add command tests for DDR interactive mode, used during board bring-up or with CubeMX DDR tools to verify the DDR configuration. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
This debug mode is used by CubeMX DDR tuning tools or manualy for tests during board bring-up. It is simple console used to change DDR parameters and check initialization. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Manage power supply configuration for board using stpmic1 with LPDDR2 or with LPDDR3: + VDD_DDR1 = 1.8V with BUCK3 (bypass if possible) + VDD_DDR2 = 1.2V with BUCK2 Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Force alignment of the size of parameters array with the expected value in the binding, that allows compilation error when the array size change. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Allow fractional support in DDR tools. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Component Notification DDR controller errata (3.00a):9001313030 Synchronization Time Waited After De-assertion of presetn is 128 pclk Cycles. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Regression introduced by rebase, when loop was replaced by readl_poll_timeout() function. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Replace CONFIG_MPC837x with a proper CONFIG_ARCH_MPC837X Kconfig option. Signed-off-by: Mario Six <mario.six@gdsys.cc>
Replace CONFIG_MPC836* with proper CONFIG_ARCH_MPC836* Kconfig options. Signed-off-by: Mario Six <mario.six@gdsys.cc>