colin/u-boot
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

arm64: versal: Add no-wp DT property in OSPI flash node

Browse Source 
Added no-wp DT property in OSPI flash node for all board dts & dtsi files
on which the WP# signal of the OSPI flash device is not connected. If this
property is set, then the software will avoid setting the status register
write disable (SRWD) bit in status register during status register
write operation.

Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@amd.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/7e88dd7b9306bdf0738b2248bf9017e1997d25dc.1694441445.git.michal.simek@amd.com
This commit is contained in:
Amit Kumar Mahapatra
2023-09-11 16:10:47 +02:00
committed by Michal Simek
parent cfc294c082
commit d282c1d9e7
2 changed files with 2 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm/dts/versal-mini-ospi.dtsi
View File

@@ -57,6 +57,7 @@
spi-tx-bus-width = <8>;
spi-rx-bus-width = <8>;
spi-max-frequency = <20000000>;
no-wp;
};
};
};

1
arch/arm/dts/versal-net-mini-ospi.dtsi
View File

@@ -72,6 +72,7 @@
spi-tx-bus-width = <8>;
spi-rx-bus-width = <8>;
spi-max-frequency = <20000000>;
no-wp;
};
};
};