Consumer-grade devices usually have a custom NVIDIA Tegra Partition table
used by built-in eMMC storage. On some devices partition table resides on
a boot eMMC partition, and thus, the boot partitions need to be scanned.
Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
---
drivers/mmc/host/sdhci-tegra.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index 3e2c5101291d..364572eaed8a 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -100,6 +100,7 @@
#define NVQUIRK_NEEDS_PAD_CONTROL BIT(7)
#define NVQUIRK_DIS_CARD_CLK_CONFIG_TAP BIT(8)
#define NVQUIRK_CQHCI_DCMD_R1B_CMD_TIMING BIT(9)
+#define NVQUIRK_SCAN_BOOT_PARTITIONS BIT(10)
/* SDMMC CQE Base Address for Tegra Host Ver 4.1 and Higher */
#define SDHCI_TEGRA_CQE_BASE_ADDR 0xF000
@@ -1304,7 +1305,8 @@ static const struct sdhci_tegra_soc_data soc_data_tegra20 = {
.pdata = &sdhci_tegra20_pdata,
.dma_mask = DMA_BIT_MASK(32),
.nvquirks = NVQUIRK_FORCE_SDHCI_SPEC_200 |
- NVQUIRK_ENABLE_BLOCK_GAP_DET,
+ NVQUIRK_ENABLE_BLOCK_GAP_DET |
+ NVQUIRK_SCAN_BOOT_PARTITIONS,
};
static const struct sdhci_pltfm_data sdhci_tegra30_pdata = {
@@ -1333,7 +1335,8 @@ static const struct sdhci_tegra_soc_data soc_data_tegra30 = {
.nvquirks = NVQUIRK_ENABLE_SDHCI_SPEC_300 |
NVQUIRK_ENABLE_SDR50 |
NVQUIRK_ENABLE_SDR104 |
- NVQUIRK_HAS_PADCALIB,
+ NVQUIRK_HAS_PADCALIB |
+ NVQUIRK_SCAN_BOOT_PARTITIONS,
};
static const struct sdhci_ops tegra114_sdhci_ops = {
@@ -1586,6 +1589,9 @@ static int sdhci_tegra_probe(struct platform_device *pdev)
/* HW busy detection is supported, but R1B responses are required. */
host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY | MMC_CAP_NEED_RSP_BUSY;
+ if (tegra_host->soc_data->nvquirks & NVQUIRK_SCAN_BOOT_PARTITIONS)
+ host->mmc->scan_mmc_boot_partitions = true;
+
tegra_sdhci_parse_dt(host);
tegra_host->power_gpio = devm_gpiod_get_optional(&pdev->dev, "power",
--
2.25.1
