[PATCH V7 1/9] mmc: sdhci: Add version V4 definition

From: Chunyan Zhang
Date: Wed Aug 29 2018 - 03:03:21 EST


Added definitions for v400, v410, v420.

Signed-off-by: Chunyan Zhang <zhang.chunyan@xxxxxxxxxx>
---
drivers/mmc/host/sdhci.c | 2 +-
drivers/mmc/host/sdhci.h | 3 +++
2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 97e4efa..01bf88c 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -3508,7 +3508,7 @@ 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);
}
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 732d82f..dbd48a8 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -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.
--
2.7.4