diff options
| author | Dmitry Osipenko <digetx@gmail.com> | 2021-10-07 01:46:58 +0300 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> | 2021-10-15 09:52:47 +0200 |
| commit | 38322cf423f69b89b6e0eaad4017ab41cfe45b45 (patch) | |
| tree | 4c3e1ca263069269284391f6229fbb82a8da785d /drivers/memory/jedec_ddr_data.c | |
| parent | ce004ae6c55213b53b0da9a923d4c2e7779f1cd3 (diff) | |
memory: Add LPDDR2-info helpers
Add common helpers for reading and parsing standard LPDDR2 configuration
properties.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20211006224659.21434-9-digetx@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Diffstat (limited to 'drivers/memory/jedec_ddr_data.c')
| -rw-r--r-- | drivers/memory/jedec_ddr_data.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/memory/jedec_ddr_data.c b/drivers/memory/jedec_ddr_data.c index ed601d813175..2cca4fa188f9 100644 --- a/drivers/memory/jedec_ddr_data.c +++ b/drivers/memory/jedec_ddr_data.c @@ -131,3 +131,44 @@ const struct lpddr2_min_tck lpddr2_jedec_min_tck = { .tFAW = 8 }; EXPORT_SYMBOL_GPL(lpddr2_jedec_min_tck); + +const char *lpddr2_jedec_manufacturer(unsigned int manufacturer_id) +{ + switch (manufacturer_id) { + case LPDDR2_MANID_SAMSUNG: + return "Samsung"; + case LPDDR2_MANID_QIMONDA: + return "Qimonda"; + case LPDDR2_MANID_ELPIDA: + return "Elpida"; + case LPDDR2_MANID_ETRON: + return "Etron"; + case LPDDR2_MANID_NANYA: + return "Nanya"; + case LPDDR2_MANID_HYNIX: + return "Hynix"; + case LPDDR2_MANID_MOSEL: + return "Mosel"; + case LPDDR2_MANID_WINBOND: + return "Winbond"; + case LPDDR2_MANID_ESMT: + return "ESMT"; + case LPDDR2_MANID_SPANSION: + return "Spansion"; + case LPDDR2_MANID_SST: + return "SST"; + case LPDDR2_MANID_ZMOS: + return "ZMOS"; + case LPDDR2_MANID_INTEL: + return "Intel"; + case LPDDR2_MANID_NUMONYX: + return "Numonyx"; + case LPDDR2_MANID_MICRON: + return "Micron"; + default: + break; + } + + return "invalid"; +} +EXPORT_SYMBOL_GPL(lpddr2_jedec_manufacturer); |