powerpc/mpc8xxx: Adding fallback to raw timing on supported boards
In case of empty SPD or checksum error, fallback to raw timing on supported boards. Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
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@ -343,12 +343,20 @@ fsl_ddr_compute(fsl_ddr_info_t *pinfo, unsigned int start_step,
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&(pinfo->dimm_params[i][j]);
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&(pinfo->dimm_params[i][j]);
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retval = compute_dimm_parameters(spd, pdimm, i);
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retval = compute_dimm_parameters(spd, pdimm, i);
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#ifdef CONFIG_SYS_DDR_RAW_TIMING
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if (retval != 0) {
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printf("SPD error! Trying fallback to "
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"raw timing calculation\n");
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fsl_ddr_get_dimm_params(pdimm, i, j);
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}
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#else
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if (retval == 2) {
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if (retval == 2) {
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printf("Error: compute_dimm_parameters"
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printf("Error: compute_dimm_parameters"
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" non-zero returned FATAL value "
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" non-zero returned FATAL value "
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"for memctl=%u dimm=%u\n", i, j);
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"for memctl=%u dimm=%u\n", i, j);
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return 0;
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return 0;
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}
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}
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#endif
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if (retval) {
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if (retval) {
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debug("Warning: compute_dimm_parameters"
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debug("Warning: compute_dimm_parameters"
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" non-zero return value for memctl=%u "
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" non-zero return value for memctl=%u "
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