Add a compatible string for the SynQuacer TPM to the binding for a
TPM exposed via a memory mapped TIS frame. The MMIO window behaves
slightly differently on this hardware, so it requires its own
identifier.

Cc: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
---
 Documentation/devicetree/bindings/security/tpm/tpm_tis_mmio.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/security/tpm/tpm_tis_mmio.txt b/Documentation/devicetree/bindings/security/tpm/tpm_tis_mmio.txt
index 7c6304426da1..b604c8688dc8 100644
--- a/Documentation/devicetree/bindings/security/tpm/tpm_tis_mmio.txt
+++ b/Documentation/devicetree/bindings/security/tpm/tpm_tis_mmio.txt

@@ -12,6 +12,7 @@ Required properties:
 - compatible: should contain a string below for the chip, followed by
               "tcg,tpm-tis-mmio". Valid chip strings are:
 	          * "atmel,at97sc3204"
+		  * "socionext,synquacer-tpm-mmio"
 - reg: The location of the MMIO registers, should be at least 0x5000 bytes
 - interrupts: An optional interrupt indicating command completion.