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path: root/drivers/net/fsl-mc/mc.c
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Diffstat (limited to 'drivers/net/fsl-mc/mc.c')
-rw-r--r--drivers/net/fsl-mc/mc.c26
1 files changed, 21 insertions, 5 deletions
diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c
index a51b8a4625..cc59b21f9f 100644
--- a/drivers/net/fsl-mc/mc.c
+++ b/drivers/net/fsl-mc/mc.c
@@ -28,6 +28,7 @@
#define MC_MEM_SIZE_ENV_VAR "mcmemsize"
#define MC_BOOT_TIMEOUT_ENV_VAR "mcboottimeout"
#define MC_BOOT_ENV_VAR "mcinitcmd"
+#define MC_DRAM_BLOCK_DEFAULT_SIZE (512UL * 1024 * 1024)
DECLARE_GLOBAL_DATA_PTR;
static int mc_memset_resv_ram;
@@ -421,9 +422,11 @@ static int mc_fixup_dpc(u64 dpc_addr)
/* fixup MAC addresses for dpmac ports */
nodeoffset = fdt_path_offset(blob, "/board_info/ports");
if (nodeoffset < 0)
- return 0;
+ goto out;
err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPC);
+
+out:
flush_dcache_range(dpc_addr, dpc_addr + fdt_totalsize(blob));
return err;
@@ -680,7 +683,8 @@ int mc_init(u64 mc_fw_addr, u64 mc_dpc_addr)
size_t mc_ram_size = mc_get_dram_block_size();
mc_ram_num_256mb_blocks = mc_ram_size / MC_RAM_SIZE_ALIGNMENT;
- if (mc_ram_num_256mb_blocks < 1 || mc_ram_num_256mb_blocks > 0xff) {
+
+ if (mc_ram_num_256mb_blocks >= 0xff) {
error = -EINVAL;
printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n",
mc_ram_size);
@@ -688,6 +692,12 @@ int mc_init(u64 mc_fw_addr, u64 mc_dpc_addr)
}
/*
+ * To support 128 MB DDR Size for MC
+ */
+ if (mc_ram_num_256mb_blocks == 0)
+ mc_ram_num_256mb_blocks = 0xFF;
+
+ /*
* Management Complex cores should be held at reset out of POR.
* U-Boot should be the first software to touch MC. To be safe,
* we reset all cores again by setting GCR1 to 0. It doesn't do
@@ -727,8 +737,14 @@ int mc_init(u64 mc_fw_addr, u64 mc_dpc_addr)
/*
* Tell MC what is the address range of the DRAM block assigned to it:
*/
- reg_mcfbalr = (u32)mc_ram_addr |
- (mc_ram_num_256mb_blocks - 1);
+ if (mc_ram_num_256mb_blocks < 0xFF) {
+ reg_mcfbalr = (u32)mc_ram_addr |
+ (mc_ram_num_256mb_blocks - 1);
+ } else {
+ reg_mcfbalr = (u32)mc_ram_addr |
+ (mc_ram_num_256mb_blocks);
+ }
+
out_le32(&mc_ccsr_regs->reg_mcfbalr, reg_mcfbalr);
out_le32(&mc_ccsr_regs->reg_mcfbahr,
(u32)(mc_ram_addr >> 32));
@@ -878,7 +894,7 @@ unsigned long mc_get_dram_block_size(void)
"\' environment variable: %lu\n",
dram_block_size);
- dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE;
+ dram_block_size = MC_DRAM_BLOCK_DEFAULT_SIZE;
}
}