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soc: arm: xilinx_zynq7000: add MMU region for PS GPIO controller

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Add a 4k indentity mapping in the MMU for the Processor System GPIO
controller if the parent device node is enabled in the device tree.

Signed-off-by: Immo Birnbaum <Immo.Birnbaum@weidmueller.com>
This commit is contained in:
Immo Birnbaum 2022-02-14 14:44:45 +01:00 • committed by Marti Bolivar
commit b9f9d4a835
2 changed files with 20 additions and 0 deletions
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10
soc/arm/xilinx_zynq7000/xc7zxxx/soc.c
View file

@ -30,6 +30,7 @@ static const struct arm_mmu_region mmu_regions[] = {
DT_REG_SIZE(DT_CHOSEN(zephyr_ocm)),
MT_STRONGLY_ORDERED | MPERM_R | MPERM_W),
/* ARM Arch timer, GIC are covered by the MPCore mapping */
/* UARTs */
#if DT_NODE_HAS_STATUS(DT_NODELABEL(uart0), okay)
MMU_REGION_FLAT_ENTRY("uart0",
@ -57,6 +58,15 @@ static const struct arm_mmu_region mmu_regions[] = {
DT_REG_SIZE(DT_NODELABEL(gem1)),
MT_DEVICE | MATTR_SHARED | MPERM_R | MPERM_W),
#endif
/* GPIO controller */
#if DT_NODE_HAS_STATUS(DT_NODELABEL(psgpio), okay)
MMU_REGION_FLAT_ENTRY("psgpio",
DT_REG_ADDR(DT_NODELABEL(psgpio)),
DT_REG_SIZE(DT_NODELABEL(psgpio)),
MT_DEVICE | MATTR_SHARED | MPERM_R | MPERM_W),
#endif
};
const struct arm_mmu_config mmu_config = {

10
soc/arm/xilinx_zynq7000/xc7zxxxs/soc.c
View file

@ -30,6 +30,7 @@ static const struct arm_mmu_region mmu_regions[] = {
DT_REG_SIZE(DT_CHOSEN(zephyr_ocm)),
MT_STRONGLY_ORDERED | MPERM_R | MPERM_W),
/* ARM Arch timer, GIC are covered by the MPCore mapping */
/* UARTs */
#if DT_NODE_HAS_STATUS(DT_NODELABEL(uart0), okay)
MMU_REGION_FLAT_ENTRY("uart0",
@ -57,6 +58,15 @@ static const struct arm_mmu_region mmu_regions[] = {
DT_REG_SIZE(DT_NODELABEL(gem1)),
MT_DEVICE | MATTR_SHARED | MPERM_R | MPERM_W),
#endif
/* GPIO controller */
#if DT_NODE_HAS_STATUS(DT_NODELABEL(psgpio), okay)
MMU_REGION_FLAT_ENTRY("psgpio",
DT_REG_ADDR(DT_NODELABEL(psgpio)),
DT_REG_SIZE(DT_NODELABEL(psgpio)),
MT_DEVICE | MATTR_SHARED | MPERM_R | MPERM_W),
#endif
};
const struct arm_mmu_config mmu_config = {