cirrus: cs35l56: Add firmware for Cirrus CS35L56 for a Lenovo Laptop

This patch adds the firmware files for the Cirrus CS35L56 smart
amplifier used in a Lenovo laptop.

- 17aa380e

Signed-off-by: Simon Trimmer <simont@opensource.cirrus.com>

WHENCE

@@ -7312,6 +7312,7 @@ File: cirrus/cs35l56/CS35L56_Rev3.11.11.wmfw
 File: cirrus/cs35l56/CS35L56_Rev3.11.11.1.wmfw
 File: cirrus/cs35l56/CS35L56_Rev3.11.16.wmfw
 File: cirrus/cs35l56/CS35L56_Rev3.11.18.wmfw
+File: cirrus/cs35l56/CS35L56_Rev3.11.20.wmfw
 Link: cirrus/cs35l54-b0-dsp1-misc-103c8d01.wmfw -> cs35l56/CS35L56_Rev3.11.18.wmfw
 File: cirrus/cs35l54-b0-dsp1-misc-103c8d01-amp1.bin
 File: cirrus/cs35l54-b0-dsp1-misc-103c8d01-amp2.bin
@@ -7465,6 +7466,12 @@ File: cirrus/cs35l56-b0-dsp1-misc-10431e83-spkid0-amp2.bin
 Link: cirrus/cs35l56-b0-dsp1-misc-10431e83-spkid1.wmfw -> cs35l56/CS35L56_Rev3.11.16.wmfw
 File: cirrus/cs35l56-b0-dsp1-misc-10431e83-spkid1-amp1.bin
 File: cirrus/cs35l56-b0-dsp1-misc-10431e83-spkid1-amp2.bin
+Link: cirrus/cs35l56-b0-dsp1-misc-17aa380e-spkid0.wmfw -> cs35l56/CS35L56_Rev3.11.20.wmfw
+File: cirrus/cs35l56-b0-dsp1-misc-17aa380e-spkid0-ampl.bin
+File: cirrus/cs35l56-b0-dsp1-misc-17aa380e-spkid0-ampr.bin
+Link: cirrus/cs35l56-b0-dsp1-misc-17aa380e-spkid1.wmfw -> cs35l56/CS35L56_Rev3.11.20.wmfw
+File: cirrus/cs35l56-b0-dsp1-misc-17aa380e-spkid1-ampl.bin
+File: cirrus/cs35l56-b0-dsp1-misc-17aa380e-spkid1-ampr.bin
 
 License: Redistributable. See LICENSE.cirrus for details.