If the SRAM region parameters are missing the SRAM driver
probing exits and the L2 region is configured as L2 cache
entirely. This is the expected default behaviour, so it
makes no sense to report it as an error.
Signed-off-by: Claudiu Manoil <claudiu.man...@nxp.com>
---
v2: drop info print
arch/powerpc/sysdev/fsl_85xx_l2ctlr.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/arch/powerpc/sysdev/fsl_85xx_l2ctlr.c
b/arch/powerpc/sysdev/fsl_85xx_l2ctlr.c
index 861cebf..c27058e 100644
--- a/arch/powerpc/sysdev/fsl_85xx_l2ctlr.c
+++ b/arch/powerpc/sysdev/fsl_85xx_l2ctlr.c
@@ -90,12 +90,8 @@ static int mpc85xx_l2ctlr_of_probe(struct platform_device
*dev)
}
l2cache_size = *prop;
- if (get_cache_sram_params(&sram_params)) {
- dev_err(&dev->dev,
- "Entire L2 as cache, provide valid sram offset and
size\n");
- return -EINVAL;
- }
-
+ if (get_cache_sram_params(&sram_params))
+ return 0; /* fall back to L2 cache only */
rem = l2cache_size % sram_params.sram_size;
ways = LOCK_WAYS_FULL * sram_params.sram_size / l2cache_size;
--
1.7.11.7
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