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bdk: sdmmc: rename ddr100 to the actual HS100 name

This commit is contained in:
CTCaer 2023-03-31 08:15:40 +03:00
parent 5e134ed54b
commit 502fc1ed50
4 changed files with 41 additions and 28 deletions

View file

@ -699,6 +699,7 @@ static clock_sdmmc_t _clock_sdmmc_table[4] = { 0 };
#define SDMMC_CLOCK_SRC_PLLP_OUT0 0x0
#define SDMMC_CLOCK_SRC_PLLC4_OUT2 0x3
#define SDMMC_CLOCK_SRC_PLLC4_OUT0 0x7
#define SDMMC4_CLOCK_SRC_PLLC4_OUT2_LJ 0x1
static int _clock_sdmmc_config_clock_host(u32 *pclock, u32 id, u32 val)
@ -716,79 +717,80 @@ static int _clock_sdmmc_config_clock_host(u32 *pclock, u32 id, u32 val)
*pclock = 24728;
divisor = 31; // 16.5 div.
break;
case 26000:
*pclock = 25500;
divisor = 30; // 16 div.
break;
case 50000:
*pclock = 48000;
divisor = 15; // 8.5 div.
break;
case 52000:
*pclock = 51000;
divisor = 14; // 8 div.
break;
case 81600: // Originally MMC_HS50 for GC FPGA at 40800 KHz, div 18 (real 10).
case 82000:
*pclock = 81600;
divisor = 8; // 5 div.
divisor = 8; // 5 div.
break;
case 100000:
source = SDMMC_CLOCK_SRC_PLLC4_OUT2;
*pclock = 99840;
divisor = 2; // 2 div.
break;
case 164000:
*pclock = 163200;
divisor = 3; // 2.5 div.
break;
case 200000: // 240MHz evo+.
case 200000:
switch (id)
{
case SDMMC_1:
source = SDMMC_CLOCK_SRC_PLLC4_OUT2;
break;
case SDMMC_2:
source = SDMMC4_CLOCK_SRC_PLLC4_OUT2_LJ;
break;
case SDMMC_3:
source = SDMMC_CLOCK_SRC_PLLC4_OUT2;
break;
case SDMMC_2:
case SDMMC_4:
source = SDMMC4_CLOCK_SRC_PLLC4_OUT2_LJ;
source = SDMMC4_CLOCK_SRC_PLLC4_OUT2_LJ; // div is ignored.
break;
}
*pclock = 199680;
divisor = 0; // 1 div.
break;
default:
*pclock = 24728;
divisor = 31; // 16.5 div.
}
_clock_sdmmc_table[id].clock = val;
_clock_sdmmc_table[id].real_clock = *pclock;
// Enable PLLC4 if in use by any SDMMC.
if (source)
if (source != SDMMC_CLOCK_SRC_PLLP_OUT0)
_clock_enable_pllc4(BIT(id));
// Set SDMMC legacy timeout clock.
_clock_sdmmc_config_legacy_tm();
// Set SDMMC clock.
u32 src_div = (source << 29) | divisor;
switch (id)
{
case SDMMC_1:
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC1) = (source << 29) | divisor;
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC1) = src_div;
break;
case SDMMC_2:
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC2) = (source << 29) | divisor;
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC2) = src_div;
break;
case SDMMC_3:
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC3) = (source << 29) | divisor;
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC3) = src_div;
break;
case SDMMC_4:
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC4) = (source << 29) | divisor;
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_SDMMC4) = src_div;
break;
}
@ -818,51 +820,61 @@ void clock_sdmmc_get_card_clock_div(u32 *pclock, u16 *pdivisor, u32 type)
// Get Card clock divisor.
switch (type)
{
case SDHCI_TIMING_MMC_ID: // Actual IO Freq: 380.59 KHz.
case SDHCI_TIMING_MMC_ID: // Actual card clock: 386.36 KHz.
*pclock = 26000;
*pdivisor = 66;
break;
case SDHCI_TIMING_MMC_LS26:
*pclock = 26000;
*pdivisor = 1;
break;
case SDHCI_TIMING_MMC_HS52:
*pclock = 52000;
*pdivisor = 1;
break;
case SDHCI_TIMING_MMC_HS200:
case SDHCI_TIMING_MMC_HS400:
case SDHCI_TIMING_UHS_SDR104:
*pclock = 200000;
*pdivisor = 1;
break;
case SDHCI_TIMING_SD_ID: // Actual IO Freq: 380.43 KHz.
case SDHCI_TIMING_SD_ID: // Actual card clock: 386.38 KHz.
*pclock = 25000;
*pdivisor = 64;
break;
case SDHCI_TIMING_SD_DS12:
case SDHCI_TIMING_UHS_SDR12:
*pclock = 25000;
*pdivisor = 1;
break;
case SDHCI_TIMING_SD_HS25:
case SDHCI_TIMING_UHS_SDR25:
*pclock = 50000;
*pdivisor = 1;
break;
case SDHCI_TIMING_UHS_SDR50:
*pclock = 100000;
*pdivisor = 1;
break;
case SDHCI_TIMING_UHS_SDR82:
*pclock = 164000;
*pdivisor = 1;
break;
case SDHCI_TIMING_UHS_DDR50:
*pclock = 81600; // Originally MMC_HS50 for GC FPGA at 40800 KHz, div 1.
case SDHCI_TIMING_UHS_DDR50: // Actual card clock: 40.80 MHz.
*pclock = 82000;
*pdivisor = 2;
break;
case SDHCI_TIMING_MMC_DDR100: // Actual IO Freq: 99.84 MHz.
case SDHCI_TIMING_MMC_HS100: // Actual card clock: 99.84 MHz.
*pclock = 200000;
*pdivisor = 2;
break;
@ -884,7 +896,8 @@ void clock_sdmmc_enable(u32 id, u32 val)
_clock_sdmmc_config_clock_host(&clock, id, val);
_clock_sdmmc_set_enable(id);
_clock_sdmmc_is_reset(id);
usleep((100000 + clock - 1) / clock);
// Wait 100 cycles for reset and for clocks to stabilize.
usleep((100 * 1000 + clock - 1) / clock);
_clock_sdmmc_clear_reset(id);
_clock_sdmmc_is_reset(id);
}

View file

@ -1525,14 +1525,14 @@ int sdmmc_storage_init_gc(sdmmc_storage_t *storage, sdmmc_t *sdmmc)
memset(storage, 0, sizeof(sdmmc_storage_t));
storage->sdmmc = sdmmc;
if (!sdmmc_init(sdmmc, SDMMC_2, SDMMC_POWER_1_8, SDMMC_BUS_WIDTH_8, SDHCI_TIMING_MMC_DDR100))
if (!sdmmc_init(sdmmc, SDMMC_2, SDMMC_POWER_1_8, SDMMC_BUS_WIDTH_8, SDHCI_TIMING_MMC_HS100))
return 0;
DPRINTF("[GC] after init\n");
// Wait 1ms + 10 clock cycles.
usleep(1000 + (10 * 1000 + sdmmc->card_clock - 1) / sdmmc->card_clock);
if (!sdmmc_tuning_execute(storage->sdmmc, SDHCI_TIMING_MMC_DDR100, MMC_SEND_TUNING_BLOCK_HS200))
if (!sdmmc_tuning_execute(storage->sdmmc, SDHCI_TIMING_MMC_HS100, MMC_SEND_TUNING_BLOCK_HS200))
return 0;
DPRINTF("[GC] after tuning\n");

View file

@ -332,7 +332,7 @@ int sdmmc_setup_clock(sdmmc_t *sdmmc, u32 type)
case SDHCI_TIMING_UHS_SDR104:
case SDHCI_TIMING_UHS_SDR82:
case SDHCI_TIMING_UHS_DDR50:
case SDHCI_TIMING_MMC_DDR100:
case SDHCI_TIMING_MMC_HS100:
sdmmc->regs->hostctl2 = (sdmmc->regs->hostctl2 & (~SDHCI_CTRL_UHS_MASK)) | UHS_SDR104_BUS_SPEED;
sdmmc->regs->hostctl2 |= SDHCI_CTRL_VDD_180;
break;
@ -673,7 +673,7 @@ int sdmmc_tuning_execute(sdmmc_t *sdmmc, u32 type, u32 cmd)
case SDHCI_TIMING_UHS_SDR50:
case SDHCI_TIMING_UHS_DDR50:
case SDHCI_TIMING_MMC_DDR100:
case SDHCI_TIMING_MMC_HS100:
num_iter = 256;
flag = (4 << 13); // 256 iterations.
break;

View file

@ -261,7 +261,7 @@
#define SDHCI_TIMING_UHS_DDR50 12
// SDR104 with a 163.2MHz -> 81.6MHz clock.
#define SDHCI_TIMING_UHS_SDR82 13 // GC FPGA. Obsolete and Repurposed. MMC_HS50 -> SDR82.
#define SDHCI_TIMING_MMC_DDR100 14 // GC ASIC.
#define SDHCI_TIMING_MMC_HS100 14 // GC ASIC.
/*! SDMMC Low power features. */
#define SDMMC_POWER_SAVE_DISABLE 0