From: Mark Brown <broonie@kernel.org>
Date: Tue, 10 May 2022 16:12:02 +0000 (+0100)
Subject: arm64/sysreg: Support generation of RAZ fields
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9e2c0819ac853d94c927d5d2f59e2ca2b48500b4;p=linux.git

arm64/sysreg: Support generation of RAZ fields

Add a statement for RAZ bitfields to the automatic register generation
script. Nothing is emitted to the header for these fields.

Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20220510161208.631259-7-broonie@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
---

diff --git a/arch/arm64/tools/gen-sysreg.awk b/arch/arm64/tools/gen-sysreg.awk
index 4aa7ff8ce7076..89bfb74e28de5 100755
--- a/arch/arm64/tools/gen-sysreg.awk
+++ b/arch/arm64/tools/gen-sysreg.awk
@@ -226,6 +226,13 @@ END {
 	next
 }
 
+/^Raz/ && (block == "Sysreg" || block == "SysregFields") {
+	expect_fields(2)
+	parse_bitdef(reg, field, $2)
+
+	next
+}
+
 /^Enum/ {
 	change_block("Enum", "Sysreg", "Enum")
 	expect_fields(3)