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| author | York Sun <yorksun@freescale.com> | 2011-01-10 12:02:56 +0000 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2011-01-19 22:58:23 -0600 |
| commit | dd12768974358e9f03147c3bffc54b619308f318 (patch) | |
| tree | 0ac92299a39df7327396fed41890ecfa6c7f6d42 /arch | |
| parent | 243be8e296c53343eb21a6224f5329ff94778a4f (diff) | |
| download | u-boot-imx-dd12768974358e9f03147c3bffc54b619308f318.zip u-boot-imx-dd12768974358e9f03147c3bffc54b619308f318.tar.gz u-boot-imx-dd12768974358e9f03147c3bffc54b619308f318.tar.bz2 | |
mpc8xxx: Display RDIMM if detected
Print a message when a RDIMM is detected.
Signed-off-by: York Sun <yorksun@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c b/arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c index 029e566..a58e5a9 100644 --- a/arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c +++ b/arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c @@ -1,5 +1,5 @@ /* - * Copyright 2008 Freescale Semiconductor, Inc. + * Copyright 2008-2011 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -98,7 +98,7 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params, unsigned int tDQSQ_max_ps = 0; unsigned int tQHS_ps = 0; - unsigned int temp1, temp2, temp3; + unsigned int temp1, temp2; unsigned int additive_latency = 0; #if !defined(CONFIG_FSL_DDR3) const unsigned int mclk_ps = get_memory_clk_period_ps(); @@ -215,18 +215,14 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params, } outpdimm->all_DIMMs_registered = 0; + outpdimm->all_DIMMs_unbuffered = 0; if (temp1 && !temp2) { outpdimm->all_DIMMs_registered = 1; - } - - outpdimm->all_DIMMs_unbuffered = 0; - if (!temp1 && temp2) { + printf("Detected RDIMM(s)\n"); + } else if (!temp1 && temp2) { outpdimm->all_DIMMs_unbuffered = 1; - } - - /* CHECKME: */ - if (!outpdimm->all_DIMMs_registered - && !outpdimm->all_DIMMs_unbuffered) { + printf("Detected UDIMM(s)\n"); + } else { printf("ERROR: Mix of registered buffered and unbuffered " "DIMMs detected!\n"); } @@ -237,7 +233,7 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params, outpdimm->rcw[j] = dimm_params[0].rcw[j]; for (i = 1; i < number_of_dimms; i++) if (dimm_params[i].rcw[j] != dimm_params[0].rcw[j]) { - temp3 = 1; + temp1 = 1; break; } } |