diff options
| author | Huan He <hehuan1@eswincomputing.com> | 2026-01-14 20:21:41 +0800 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2026-01-22 13:23:41 +0100 |
| commit | fd9809ec6704db0c162b4510b11f877ec7b72065 (patch) | |
| tree | 501c6d76dea218d7b30069db06c75ac15f7179d8 /drivers | |
| parent | 122610220134b32c742cc056eaf64f7017ac8cd9 (diff) | |
mmc: sdhci-of-dwcmshc: Fix init for AXI clock for Eswin EIC7700
Accessing the High-Speed registers requires the AXI clock to be enabled.
Signed-off-by: Huan He <hehuan1@eswincomputing.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Fixes: 32b2633219d3 ("mmc: sdhci-of-dwcmshc: Add support for Eswin EIC7700")
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/sdhci-of-dwcmshc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c index 204830b40587..629ff6fa29a2 100644 --- a/drivers/mmc/host/sdhci-of-dwcmshc.c +++ b/drivers/mmc/host/sdhci-of-dwcmshc.c @@ -1595,6 +1595,7 @@ static int eic7700_init(struct device *dev, struct sdhci_host *host, struct dwcm { u32 emmc_caps = MMC_CAP2_NO_SD | MMC_CAP2_NO_SDIO; unsigned int val, hsp_int_status, hsp_pwr_ctrl; + static const char * const clk_ids[] = {"axi"}; struct of_phandle_args args; struct eic7700_priv *priv; struct regmap *hsp_regmap; @@ -1612,6 +1613,11 @@ static int eic7700_init(struct device *dev, struct sdhci_host *host, struct dwcm return ret; } + ret = dwcmshc_get_enable_other_clks(mmc_dev(host->mmc), dwc_priv, + ARRAY_SIZE(clk_ids), clk_ids); + if (ret) + return ret; + ret = of_parse_phandle_with_fixed_args(dev->of_node, "eswin,hsp-sp-csr", 2, 0, &args); if (ret) { dev_err(dev, "Fail to parse 'eswin,hsp-sp-csr' phandle (%d)\n", ret); |