diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index 6abcf7a3feb0..a049b01206f1 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -47,6 +47,7 @@ #define SDHI_VER_GEN3_SDMMC 0xcd10 struct renesas_sdhi_quirks { + bool hs400_disabled; bool hs400_4taps; }; @@ -602,15 +603,21 @@ static void renesas_sdhi_enable_dma(struct tmio_mmc_host *host, bool enable) renesas_sdhi_sdbuf_width(host, enable ? width : 16); } -static const struct renesas_sdhi_quirks sdhi_quirks_4tap = { +static const struct renesas_sdhi_quirks sdhi_quirks_h3_m3w_es1 = { + .hs400_disabled = true, + .hs400_4taps = true, +}; + +static const struct renesas_sdhi_quirks sdhi_quirks_h3_es2 = { + .hs400_disabled = false, .hs400_4taps = true, }; static const struct soc_device_attribute sdhi_quirks_match[] = { - { .soc_id = "r8a7795", .revision = "ES1.*", .data = &sdhi_quirks_4tap }, - { .soc_id = "r8a7795", .revision = "ES2.0", .data = &sdhi_quirks_4tap }, - { .soc_id = "r8a7796", .revision = "ES1.0", .data = &sdhi_quirks_4tap }, - { .soc_id = "r8a7796", .revision = "ES1.1", .data = &sdhi_quirks_4tap }, + { .soc_id = "r8a7795", .revision = "ES1.*", .data = &sdhi_quirks_h3_m3w_es1 }, + { .soc_id = "r8a7795", .revision = "ES2.0", .data = &sdhi_quirks_h3_es2 }, + { .soc_id = "r8a7796", .revision = "ES1.0", .data = &sdhi_quirks_h3_m3w_es1 }, + { .soc_id = "r8a7796", .revision = "ES1.1", .data = &sdhi_quirks_h3_m3w_es1 }, { /* Sentinel. */ }, }; @@ -699,6 +706,9 @@ int renesas_sdhi_probe(struct platform_device *pdev, host->multi_io_quirk = renesas_sdhi_multi_io_quirk; host->dma_ops = dma_ops; + if (quirks && quirks->hs400_disabled) + host->mmc->caps2 &= ~(MMC_CAP2_HS400 | MMC_CAP2_HS400_ES); + if (quirks && quirks->hs400_4taps) mmc_data->flags |= TMIO_MMC_HAVE_4TAP_HS400;