allwinner: Constify data structures

This maximizes the amount of data protected by the MMU.

Signed-off-by: Samuel Holland <[email protected]>

diff --git a/plat/allwinner/common/sunxi_common.c b/plat/allwinner/common/sunxi_common.c
index 6bb8968cee125cc1278d5183b2880be431f100b5..3b44aab685f9d1943acde8f7bea0cea9e845d169 100644 (file)
--- a/plat/allwinner/common/sunxi_common.c
+++ b/plat/allwinner/common/sunxi_common.c
@@ -18,7 +18,7 @@
 #include <sunxi_mmap.h>
 #include <sunxi_private.h>
 
-static mmap_region_t sunxi_mmap[PLATFORM_MMAP_REGIONS + 1] = {
+static const mmap_region_t sunxi_mmap[PLATFORM_MMAP_REGIONS + 1] = {
        MAP_REGION_FLAT(SUNXI_SRAM_BASE, SUNXI_SRAM_SIZE,
                        MT_MEMORY | MT_RW | MT_SECURE),
        MAP_REGION_FLAT(SUNXI_DEV_BASE, SUNXI_DEV_SIZE,

diff --git a/plat/allwinner/common/sunxi_topology.c b/plat/allwinner/common/sunxi_topology.c
index 7acc77a9a69ae3a518951f0c2224e2bb82cdebb1..45be1e03d26c18e01932d96b5e4e300ac599f4fc 100644 (file)
--- a/plat/allwinner/common/sunxi_topology.c
+++ b/plat/allwinner/common/sunxi_topology.c
@@ -9,7 +9,7 @@
 #include <arch.h>
 #include <plat/common/platform.h>
 
-static unsigned char plat_power_domain_tree_desc[PLAT_MAX_PWR_LVL + 1] = {
+static const unsigned char plat_power_domain_tree_desc[PLAT_MAX_PWR_LVL + 1] = {
        /* One root node for the SoC */
        1,
        /* One node for each cluster */

diff --git a/plat/allwinner/sun50i_a64/sunxi_power.c b/plat/allwinner/sun50i_a64/sunxi_power.c
index 706bfcecbe4f3bcfe91c89517b289acf4cdcc93e..b4d16a06837e54988af735b6dd3b921edd6c7bd3 100644 (file)
--- a/plat/allwinner/sun50i_a64/sunxi_power.c
+++ b/plat/allwinner/sun50i_a64/sunxi_power.c
@@ -175,7 +175,7 @@ static int fdt_get_regulator_millivolt(const void *fdt, int node)
 
 #define NO_SPLIT 0xff
 
-struct axp_regulator {
+static const struct axp_regulator {
        char *dt_name;
        uint16_t min_volt;
        uint16_t max_volt;
@@ -247,7 +247,7 @@ static void setup_axp803_rails(const void *fdt)
        for (node = fdt_first_subnode(fdt, node);
             node != -FDT_ERR_NOTFOUND;
             node = fdt_next_subnode(fdt, node)) {
-               struct axp_regulator *reg;
+               const struct axp_regulator *reg;
                const char *name;
                int length;