[V5,01/10] mmc: sdhci: Add version V4 definition

Message ID 1534406064-10065-2-git-send-email-zhang.chunyan@linaro.org
State New
Headers show
Series
  • mmc: add support for sdhci 4.0
Related show

Commit Message

Chunyan Zhang Aug. 16, 2018, 7:54 a.m.
Added definitions for v400, v410, v420.

Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org>

---
 drivers/mmc/host/sdhci.c | 2 +-
 drivers/mmc/host/sdhci.h | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

-- 
2.7.4

Patch

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 1c828e0..ca04834 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -3500,7 +3500,7 @@  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 23966f8..31c865e 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.