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mmc: sdhci: Add version V4 definition

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Added definitions for v400, v410, v420.

Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Chunyan Zhang 2018-08-30 16:21:37 +08:00 committed by Ulf Hansson
parent e5378247fe
commit 18da1990d2
2 changed files with 4 additions and 1 deletions
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2
drivers/mmc/host/sdhci.c
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@ -3524,7 +3524,7 @@ int sdhci_setup_host(struct sdhci_host *host)
override_timeout_clk = host->timeout_clk;
if (host->version > SDHCI_SPEC_300) {
if (host->version > SDHCI_SPEC_420) {
pr_err("%s: Unknown controller version (%d). You may experience problems.\n",
mmc_hostname(mmc), host->version);
}

3
drivers/mmc/host/sdhci.h
View file

@ -270,6 +270,9 @@
#define SDHCI_SPEC_100 0
#define SDHCI_SPEC_200 1
#define SDHCI_SPEC_300 2
#define SDHCI_SPEC_400 3
#define SDHCI_SPEC_410 4
#define SDHCI_SPEC_420 5
/*
* End of controller registers.