[PATCH 1/8] SOC: brcmstb: add memory API
From: f.fainelli@gmail.com (Florian Fainelli)
Date: 2017-10-25 00:23:33
Also in:
linux-devicetree, linux-mips, linux-pci, lkml
Hi Jim, On 10/24/2017 11:15 AM, Jim Quinlan wrote:
+#elif defined(CONFIG_MIPS)
+int brcmstb_memory_phys_addr_to_memc(phys_addr_t pa)
+{
+ /* The logic here is fairly simple and hardcoded: if pa <= 0x5000_0000,
+ * then this is MEMC0, else MEMC1.
+ *
+ * For systems with 2GB on MEMC0, MEMC1 starts at 9000_0000, with 1GB
+ * on MEMC0, MEMC1 starts at 6000_0000.
+ */
+ if (pa >= 0x50000000ULL)
+ return 1;
+ else
+ return 0;
+}
+#endifWe may be missing an EXPORT_SYMBOL_GPL(brcmstb_memory_phys_to_addr_memc) here? Thanks! -- Florian