uint fevt; /* Force event register */
uint admaes; /* ADMA error status register */
uint adsaddr; /* ADMA system address register */
- char reserved2[160]; /* reserved */
+ char reserved2[100]; /* reserved */
+ uint vendorspec; /* Vendor Specific register */
+ char reserved3[56]; /* reserved */
uint hostver; /* Host controller version register */
- char reserved3[4]; /* reserved */
- uint dmaerraddr; /* DMA error address register */
char reserved4[4]; /* reserved */
- uint dmaerrattr; /* DMA error attribute register */
+ uint dmaerraddr; /* DMA error address register */
char reserved5[4]; /* reserved */
+ uint dmaerrattr; /* DMA error attribute register */
+ char reserved6[4]; /* reserved */
uint hostcapblt2; /* Host controller capabilities register 2 */
- char reserved6[8]; /* reserved */
+ char reserved7[8]; /* reserved */
uint tcr; /* Tuning control register */
- char reserved7[28]; /* reserved */
+ char reserved8[28]; /* reserved */
uint sddirctl; /* SD direction control register */
- char reserved8[712]; /* reserved */
+ char reserved9[712]; /* reserved */
uint scr; /* eSDHC control register */
};
else if (cmd->resp_type & MMC_RSP_PRESENT)
xfertyp |= XFERTYP_RSPTYP_48;
-#if defined(CONFIG_MX53) || defined(CONFIG_PPC_T4240) || defined(CONFIG_LS102XA)
+#if defined(CONFIG_MX53) || defined(CONFIG_PPC_T4240) || \
+ defined(CONFIG_LS102XA) || defined(CONFIG_LS2085A)
if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION)
xfertyp |= XFERTYP_CMDTYP_ABORT;
#endif
int timeout;
struct fsl_esdhc_cfg *cfg = mmc->priv;
struct fsl_esdhc *regs = (struct fsl_esdhc *)cfg->esdhc_base;
-
+#ifdef CONFIG_LS2085A
+ dma_addr_t addr;
+#endif
uint wml_value;
wml_value = data->blocksize/4;
esdhc_clrsetbits32(®s->wml, WML_RD_WML_MASK, wml_value);
#ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO
+#ifdef CONFIG_LS2085A
+ addr = virt_to_phys((void *)(data->dest));
+ if (upper_32_bits(addr))
+ printf("Error found for upper 32 bits\n");
+ else
+ esdhc_write32(®s->dsaddr, lower_32_bits(addr));
+#else
esdhc_write32(®s->dsaddr, (u32)data->dest);
+#endif
#endif
} else {
#ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO
esdhc_clrsetbits32(®s->wml, WML_WR_WML_MASK,
wml_value << 16);
#ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO
+#ifdef CONFIG_LS2085A
+ addr = virt_to_phys((void *)(data->src));
+ if (upper_32_bits(addr))
+ printf("Error found for upper 32 bits\n");
+ else
+ esdhc_write32(®s->dsaddr, lower_32_bits(addr));
+#else
esdhc_write32(®s->dsaddr, (u32)data->src);
+#endif
#endif
}
static void check_and_invalidate_dcache_range
(struct mmc_cmd *cmd,
struct mmc_data *data) {
+#ifdef CONFIG_LS2085A
+ unsigned start = 0;
+#else
unsigned start = (unsigned)data->dest ;
+#endif
unsigned size = roundup(ARCH_DMA_MINALIGN,
data->blocks*data->blocksize);
unsigned end = start+size ;
+#ifdef CONFIG_LS2085A
+ dma_addr_t addr;
+
+ addr = virt_to_phys((void *)(data->dest));
+ if (upper_32_bits(addr))
+ printf("Error found for upper 32 bits\n");
+ else
+ start = lower_32_bits(addr);
+#endif
invalidate_dcache_range(start, end);
}
#endif
esdhc_write32(®s->cmdarg, cmd->cmdarg);
#if defined(CONFIG_FSL_USDHC)
esdhc_write32(®s->mixctrl,
- (esdhc_read32(®s->mixctrl) & 0xFFFFFF80) | (xfertyp & 0x7F));
+ (esdhc_read32(®s->mixctrl) & 0xFFFFFF80) | (xfertyp & 0x7F)
+ | (mmc->ddr_mode ? XFERTYP_DDREN : 0));
esdhc_write32(®s->xfertyp, xfertyp & 0xFFFF0000);
#else
esdhc_write32(®s->xfertyp, xfertyp);
goto out;
}
+ /* Switch voltage to 1.8V if CMD11 succeeded */
+ if (cmd->cmdidx == SD_CMD_SWITCH_UHS18V) {
+ esdhc_setbits32(®s->vendorspec, ESDHC_VENDORSPEC_VSELECT);
+
+ printf("Run CMD11 1.8V switch\n");
+ /* Sleep for 5 ms - max time for card to switch to 1.8V */
+ udelay(5000);
+ }
+
/* Workaround for ESDHC errata ENGcm03648 */
if (!data && (cmd->resp_type & MMC_RSP_BUSY)) {
int timeout = 2500;
while ((esdhc_read32(®s->sysctl) & SYSCTL_RSTD))
;
}
+
+ /* If this was CMD11, then notify that power cycle is needed */
+ if (cmd->cmdidx == SD_CMD_SWITCH_UHS18V)
+ printf("CMD11 to switch to 1.8V mode failed, card requires power cycle.\n");
}
esdhc_write32(®s->irqstat, -1);
if ((sdhc_clk / (div * pre_div)) <= clock)
break;
- pre_div >>= 1;
+ pre_div >>= mmc->ddr_mode ? 2 : 1;
div -= 1;
clk = (pre_div << 8) | (div << 4);
/* Set timout to the maximum value */
esdhc_clrsetbits32(®s->sysctl, SYSCTL_TIMEOUT_MASK, 14 << 16);
+#ifdef CONFIG_SYS_FSL_ESDHC_FORCE_VSELECT
+ esdhc_setbits32(®s->vendorspec, ESDHC_VENDORSPEC_VSELECT);
+#endif
+
return 0;
}
}
cfg->cfg.host_caps = MMC_MODE_4BIT | MMC_MODE_8BIT | MMC_MODE_HC;
+#ifdef CONFIG_SYS_FSL_ESDHC_HAS_DDR_MODE
+ cfg->cfg.host_caps |= MMC_MODE_DDR_52MHz;
+#endif
if (cfg->max_bus_width > 0) {
if (cfg->max_bus_width < 8)
return fsl_esdhc_initialize(bis, cfg);
}
+#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
+void mmc_adapter_card_type_ident(void)
+{
+ u8 card_id;
+ u8 value;
+
+ card_id = QIXIS_READ(present) & QIXIS_SDID_MASK;
+ gd->arch.sdhc_adapter = card_id;
+
+ switch (card_id) {
+ case QIXIS_ESDHC_ADAPTER_TYPE_EMMC45:
+ break;
+ case QIXIS_ESDHC_ADAPTER_TYPE_SDMMC_LEGACY:
+ break;
+ case QIXIS_ESDHC_ADAPTER_TYPE_EMMC44:
+ value = QIXIS_READ(brdcfg[5]);
+ value |= (QIXIS_SDCLKIN | QIXIS_SDCLKOUT);
+ QIXIS_WRITE(brdcfg[5], value);
+ break;
+ case QIXIS_ESDHC_ADAPTER_TYPE_RSV:
+ break;
+ case QIXIS_ESDHC_ADAPTER_TYPE_MMC:
+ break;
+ case QIXIS_ESDHC_ADAPTER_TYPE_SD:
+ break;
+ case QIXIS_ESDHC_NO_ADAPTER:
+ break;
+ default:
+ break;
+ }
+}
+#endif
+
#ifdef CONFIG_OF_LIBFDT
void fdt_fixup_esdhc(void *blob, bd_t *bd)
{
do_fixup_by_compat_u32(blob, compat, "clock-frequency",
gd->arch.sdhc_clk, 1);
-
+#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
+ do_fixup_by_compat_u32(blob, compat, "adapter-type",
+ (u32)(gd->arch.sdhc_adapter), 1);
+#endif
do_fixup_by_compat(blob, compat, "status", "okay",
4 + 1, 1);
}