--- zzzz-none-000/linux-3.10.107/drivers/clk/clk-highbank.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/clk/clk-highbank.c 2021-02-04 17:41:59.000000000 +0000 @@ -17,11 +17,11 @@ #include <linux/kernel.h> #include <linux/slab.h> #include <linux/err.h> +#include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/io.h> #include <linux/of.h> - -extern void __iomem *sregs_base; +#include <linux/of_address.h> #define HB_PLL_LOCK_500 0x20000000 #define HB_PLL_LOCK 0x10000000 @@ -280,6 +280,7 @@ const char *clk_name = node->name; const char *parent_name; struct clk_init_data init; + struct device_node *srnp; int rc; rc = of_property_read_u32(node, "reg", ®); @@ -290,7 +291,11 @@ if (WARN_ON(!hb_clk)) return NULL; - hb_clk->reg = sregs_base + reg; + /* Map system registers */ + srnp = of_find_compatible_node(NULL, NULL, "calxeda,hb-sregs"); + hb_clk->reg = of_iomap(srnp, 0); + BUG_ON(!hb_clk->reg); + hb_clk->reg += reg; of_property_read_string(node, "clock-output-names", &clk_name);