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Code Issues Releases Activity

bdk: sdmmc: increase bw priority to SDMMC1 for L4T

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CTCaer 2023-04-06 17:30:01 +03:00
parent bb10b8aea3
commit 795b4ad26e
2 changed files with 19 additions and 0 deletions
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18
bdk/mem/minerva.c
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@ -27,6 +27,11 @@
#include <soc/t210.h> #include <soc/t210.h>
#include <utils/util.h> #include <utils/util.h>
#define LA_REGS_OFFSET_T210 0x1284
#define LA_REGS_OFFSET_T210B01 0xFA4
#define LA_SDMMC1_INDEX 6
#define LA_SDMMC4_INDEX 9
extern volatile nyx_storage_t *nyx_str; extern volatile nyx_storage_t *nyx_str;
void (*minerva_cfg)(mtc_config_t *mtc_cfg, void *); void (*minerva_cfg)(mtc_config_t *mtc_cfg, void *);
@ -140,6 +145,15 @@ void minerva_change_freq(minerva_freq_t freq)
} }
} }
void minerva_sdmmc_la_program(void *table, bool t210b01)
{
u32 *la_scale_regs = (u32 *)(table + (t210b01 ? LA_REGS_OFFSET_T210B01 : LA_REGS_OFFSET_T210));
// Promote SDMMC1 latency allowance to SDMMC4 (SD to eMMC).
la_scale_regs[LA_SDMMC1_INDEX] = la_scale_regs[LA_SDMMC4_INDEX];
}
void minerva_prep_boot_freq() void minerva_prep_boot_freq()
{ {
if (!minerva_cfg) if (!minerva_cfg)
@ -164,6 +178,10 @@ void minerva_prep_boot_l4t(int oc_freq)
mtc_config_t *mtc_cfg = (mtc_config_t *)&nyx_str->mtc_cfg; mtc_config_t *mtc_cfg = (mtc_config_t *)&nyx_str->mtc_cfg;
// Program SDMMC LA regs.
for (u32 i = 0; i < mtc_cfg->table_entries; i++)
minerva_sdmmc_la_program(&mtc_cfg->mtc_table[i], false);
// Add OC frequency. // Add OC frequency.
if (oc_freq && mtc_cfg->mtc_table[mtc_cfg->table_entries - 1].rate_khz == FREQ_1600) if (oc_freq && mtc_cfg->mtc_table[mtc_cfg->table_entries - 1].rate_khz == FREQ_1600)
{ {

1
bdk/mem/minerva.h
View file

@ -61,6 +61,7 @@ typedef enum
extern void (*minerva_cfg)(mtc_config_t *mtc_cfg, void *); extern void (*minerva_cfg)(mtc_config_t *mtc_cfg, void *);
u32 minerva_init(); u32 minerva_init();
void minerva_change_freq(minerva_freq_t freq); void minerva_change_freq(minerva_freq_t freq);
void minerva_sdmmc_la_program(void *table, bool t210b01);
void minerva_prep_boot_freq(); void minerva_prep_boot_freq();
void minerva_prep_boot_l4t(int oc_freq); void minerva_prep_boot_l4t(int oc_freq);
void minerva_periodic_training(); void minerva_periodic_training();