[PATCH 1/3] arm: mach-k3: Let the compiler size the mem_map lists

23 Nov 2023

NR_MMU_REGIONS is a copy/paste from another platform that extends
this list later. We do not do that, so let the list be the size
of the initializer list.
Signed-off-by: Andrew Davis afd@ti.com
Reviewed-by: Nishanth Menon nm@ti.com
Tested-by: Nishanth Menon nm@ti.com
---
 arch/arm/mach-k3/arm64-mmu.c | 35 ++++++-----------------------------
 1 file changed, 6 insertions(+), 29 deletions(-)

diff --git a/arch/arm/mach-k3/arm64-mmu.c b/arch/arm/mach-k3/arm64-mmu.c
index e8db5332ae0..d872ed714c4 100644
--- a/arch/arm/mach-k3/arm64-mmu.c
+++ b/arch/arm/mach-k3/arm64-mmu.c
@@ -13,11 +13,7 @@
 #include <asm/armv8/mmu.h>
#ifdef CONFIG_SOC_K3_AM654
-/* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */
-#define NR_MMU_REGIONS	(CONFIG_NR_DRAM_BANKS + 5)
-
-/* ToDo: Add 64bit IO */
-struct mm_region am654_mem_map[NR_MMU_REGIONS] = {
+struct mm_region am654_mem_map[] = {
    {
    	.virt = 0x0UL,
    	.phys = 0x0UL,
@@ -68,10 +64,7 @@ struct mm_region *mem_map = am654_mem_map;
 #ifdef CONFIG_SOC_K3_J721E
#ifdef CONFIG_SOC_K3_J721E_J7200
-#define NR_MMU_REGIONS	(CONFIG_NR_DRAM_BANKS + 5)
-
-/* ToDo: Add 64bit IO */
-struct mm_region j7200_mem_map[NR_MMU_REGIONS] = {
+struct mm_region j7200_mem_map[] = {
    {
    	.virt = 0x0UL,
    	.phys = 0x0UL,
@@ -119,12 +112,7 @@ struct mm_region j7200_mem_map[NR_MMU_REGIONS] = {
 struct mm_region *mem_map = j7200_mem_map;
#else /* CONFIG_SOC_K3_J721E_J7200 */
-
-/* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */
-#define NR_MMU_REGIONS	(CONFIG_NR_DRAM_BANKS + 6)
-
-/* ToDo: Add 64bit IO */
-struct mm_region j721e_mem_map[NR_MMU_REGIONS] = {
+struct mm_region j721e_mem_map[] = {
    {
    	.virt = 0x0UL,
    	.phys = 0x0UL,
@@ -181,10 +169,7 @@ struct mm_region *mem_map = j721e_mem_map;
 #endif /* CONFIG_SOC_K3_J721E */
#ifdef CONFIG_SOC_K3_J721S2
-#define NR_MMU_REGIONS	(CONFIG_NR_DRAM_BANKS + 3)
-
-/* ToDo: Add 64bit IO */
-struct mm_region j721s2_mem_map[NR_MMU_REGIONS] = {
+struct mm_region j721s2_mem_map[] = {
    {
    	.virt = 0x0UL,
    	.phys = 0x0UL,
@@ -223,11 +208,7 @@ struct mm_region *mem_map = j721s2_mem_map;
#if defined(CONFIG_SOC_K3_AM625) || defined(CONFIG_SOC_K3_AM62A7)
-/* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */
-#define NR_MMU_REGIONS	(CONFIG_NR_DRAM_BANKS + 4)
-
-/* ToDo: Add 64bit IO */
-struct mm_region am62_mem_map[NR_MMU_REGIONS] = {
+struct mm_region am62_mem_map[] = {
    {
    	.virt = 0x0UL,
    	.phys = 0x0UL,
@@ -272,11 +253,7 @@ struct mm_region *mem_map = am62_mem_map;
#ifdef CONFIG_SOC_K3_AM642
-/* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */
-#define NR_MMU_REGIONS	(CONFIG_NR_DRAM_BANKS + 4)
-
-/* ToDo: Add 64bit IO */
-struct mm_region am64_mem_map[NR_MMU_REGIONS] = {
+struct mm_region am64_mem_map[] = {
    {
    	.virt = 0x0UL,
    	.phys = 0x0UL,
-- 
2.39.2


    