From 033c538e567aca5f0876f2504b5e278c2a0f83a8 Mon Sep 17 00:00:00 2001
From: Priyanka Jain <priyanka.jain@nxp.com>
Date: Thu, 24 Aug 2017 16:42:43 +0530
Subject: [PATCH] drivers:net:fsl-mc: Update MC address calculation
Update MC address calculation as per MC design requirement of address
as least significant 512MB address of MC private allocated memory,
i.e. address should point to end address masked with 512MB offset in
private DRAM block.
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Signed-off-by: Ashish Kumar <ashish.kumar@nxp.com>
[YS: reformatted commit message]
Reviewed-by: York Sun <york.sun@nxp.com>
---
drivers/net/fsl-mc/mc.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c
index bdb6792c72..12dbcd8cc5 100644
--- a/drivers/net/fsl-mc/mc.c
+++ b/drivers/net/fsl-mc/mc.c
@@ -800,12 +800,19 @@ int get_dpl_apply_status(void)
return mc_dpl_applied;
}
-/**
+/*
* Return the MC address of private DRAM block.
+ * As per MC design document, MC initial base address
+ * should be least significant 512MB address of MC private
+ * memory, i.e. address should point to end address masked
+ * with 512MB offset in private DRAM block.
*/
u64 mc_get_dram_addr(void)
{
- return gd->arch.resv_ram;
+ size_t mc_ram_size = mc_get_dram_block_size();
+
+ return (gd->arch.resv_ram + mc_ram_size - 1) &
+ MC_RAM_BASE_ADDR_ALIGNMENT_MASK;
}
/**
--
2.39.5