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mmc: sdhci: Enable HS400 support if available in caps

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HS400 is indicated in bit63 of capability register in few IP's.
Add a quirk to check this and add HS400 to host capabilities.

Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@amd.com>
This commit is contained in:
Ashok Reddy Soma
2023-01-10 04:31:23 -07:00
committed by Jaehoon Chung
parent 6f5bb9913c
commit 386f5d3673
2 changed files with 7 additions and 0 deletions
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3
include/sdhci.h
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@@ -189,6 +189,7 @@
#define SDHCI_SUPPORT_SDR50 0x00000001
#define SDHCI_SUPPORT_SDR104 0x00000002
#define SDHCI_SUPPORT_DDR50 0x00000004
#define SDHCI_SUPPORT_HS400 BIT(31)
#define SDHCI_USE_SDR50_TUNING 0x00002000
#define SDHCI_CLOCK_MUL_MASK 0x00FF0000
@@ -248,6 +249,8 @@
#define SDHCI_QUIRK_USE_WIDE8 (1 << 8)
#define SDHCI_QUIRK_NO_1_8_V (1 << 9)
#define SDHCI_QUIRK_SUPPORT_SINGLE (1 << 10)
/* Capability register bit-63 indicates HS400 support */
#define SDHCI_QUIRK_CAPS_BIT63_FOR_HS400 BIT(11)
/* to make gcc happy */
struct sdhci_host;