riscv: fix dependency for t-head errata

alternatives only work correctly on non-xip-kernels and while the
selected alternative-symbol has the correct dependency the symbol
selecting it also needs that dependency.

So add the missing dependency to the T-Head errata Kconfig symbol.

Reported-by: kernel test robot <yujie.liu@intel.com>
Reviewed-by: Guo Ren <guoren@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20220526205646.258337-5-heiko@sntech.de
Fixes: 22bc0020fd50 ("riscv: add memory-type errata for T-Head")
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

diff --git a/arch/riscv/Kconfig.erratas b/arch/riscv/Kconfig.erratas
index ebfcd5cc6eaf2fc720d603a366f74657c7cab892..457ac72c9b36d6296064201a4bfd5318095c644a 100644 (file)
--- a/arch/riscv/Kconfig.erratas
+++ b/arch/riscv/Kconfig.erratas
@@ -35,6 +35,7 @@ config ERRATA_SIFIVE_CIP_1200
 
 config ERRATA_THEAD
        bool "T-HEAD errata"
+       depends on !XIP_KERNEL
        select RISCV_ALTERNATIVE
        help
          All T-HEAD errata Kconfig depend on this Kconfig. Disabling