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powerpc/mpc8xxx: Allow board file to override DDR address assignment
This gives boards flexibility to assign other than default addresses to each DDR controller. For example, DDR controler 2 can have 0 as the base and DDR controller 1 has higher memory. Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
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@ -186,7 +186,7 @@ const char * step_to_string(unsigned int step) {
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return step_string_tbl[s];
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return step_string_tbl[s];
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}
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}
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unsigned long long step_assign_addresses(fsl_ddr_info_t *pinfo,
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static unsigned long long __step_assign_addresses(fsl_ddr_info_t *pinfo,
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unsigned int dbw_cap_adj[])
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unsigned int dbw_cap_adj[])
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{
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{
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int i, j;
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int i, j;
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@ -354,6 +354,11 @@ unsigned long long step_assign_addresses(fsl_ddr_info_t *pinfo,
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return total_mem;
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return total_mem;
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}
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}
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/* Use weak function to allow board file to override the address assignment */
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__attribute__((weak, alias("__step_assign_addresses")))
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unsigned long long step_assign_addresses(fsl_ddr_info_t *pinfo,
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unsigned int dbw_cap_adj[]);
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unsigned long long
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unsigned long long
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fsl_ddr_compute(fsl_ddr_info_t *pinfo, unsigned int start_step,
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fsl_ddr_compute(fsl_ddr_info_t *pinfo, unsigned int start_step,
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unsigned int size_only)
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unsigned int size_only)
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