diff options
| author | Ben Chuang <ben.chuang@genesyslogic.com.tw> | 2024-10-18 18:53:30 +0800 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2024-10-24 14:37:55 +0200 |
| commit | 379e4dc5b68a6642fc13b94543be33307ed09704 (patch) | |
| tree | 6f72758d4da65eece2d5a2df4a58418a8b69a2cc /drivers/mmc | |
| parent | 9cbb2358bb1f17b61bf75cbebc2c9746b3a29e32 (diff) | |
mmc: sdhci-uhs2: add pre-detect_init hook
This "pre" hook for detect_init(), uhs2_pre_detect_init, will be required
to enable UHS-II support, at least, on GL9755.
Signed-off-by: Ben Chuang <ben.chuang@genesyslogic.com.tw>
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Message-ID: <20241018105333.4569-14-victorshihgli@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci-uhs2.c | 3 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci.h | 1 |
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-uhs2.c b/drivers/mmc/host/sdhci-uhs2.c index d99ea05098cb..c488c6d56015 100644 --- a/drivers/mmc/host/sdhci-uhs2.c +++ b/drivers/mmc/host/sdhci-uhs2.c @@ -413,6 +413,9 @@ static int sdhci_uhs2_do_detect_init(struct mmc_host *mmc) DBG("Begin do uhs2 detect init.\n"); + if (host->ops && host->ops->uhs2_pre_detect_init) + host->ops->uhs2_pre_detect_init(host); + if (sdhci_uhs2_interface_detect(host)) { pr_warn("%s: cannot detect UHS2 interface.\n", mmc_hostname(host->mmc)); return -EIO; diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index c636808139d5..cd0e35a80542 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -723,6 +723,7 @@ struct sdhci_ops { struct mmc_request *mrq); void (*dump_vendor_regs)(struct sdhci_host *host); void (*dump_uhs2_regs)(struct sdhci_host *host); + void (*uhs2_pre_detect_init)(struct sdhci_host *host); }; #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS |