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-rw-r--r--arch/arm/mach-versal/Kconfig12
-rw-r--r--arch/arm/mach-versal/cpu.c84
-rw-r--r--arch/arm/mach-versal/include/mach/hardware.h23
-rw-r--r--arch/arm/mach-versal/include/mach/sys_proto.h61
4 files changed, 151 insertions, 29 deletions
diff --git a/arch/arm/mach-versal/Kconfig b/arch/arm/mach-versal/Kconfig
index 26d1756371..a08e5ae414 100644
--- a/arch/arm/mach-versal/Kconfig
+++ b/arch/arm/mach-versal/Kconfig
@@ -36,11 +36,6 @@ config COUNTER_FREQUENCY
config ZYNQ_SDHCI_MAX_FREQ
default 200000000
-config VERSAL_OF_BOARD_DTB_ADDR
- hex
- default 0x1000
- depends on OF_BOARD
-
config IOU_SWITCH_DIVISOR0
hex "IOU switch divisor0"
default 0x20
@@ -54,4 +49,11 @@ config SYS_MEM_RSVD_FOR_MMU
MMU table than the one which will be allocated during
relocation.
+config DEFINE_TCM_OCM_MMAP
+ bool "Define TCM and OCM memory in MMU Table"
+ default y if MP
+ help
+ This option if enabled defines the TCM and OCM memory and its
+ memory attributes in MMU table entry.
+
endif
diff --git a/arch/arm/mach-versal/cpu.c b/arch/arm/mach-versal/cpu.c
index 70c1908ec4..49f1e51c8e 100644
--- a/arch/arm/mach-versal/cpu.c
+++ b/arch/arm/mach-versal/cpu.c
@@ -12,14 +12,21 @@
DECLARE_GLOBAL_DATA_PTR;
-static struct mm_region versal_mem_map[] = {
+#define VERSAL_MEM_MAP_USED 5
+
+#define DRAM_BANKS CONFIG_NR_DRAM_BANKS
+
+#if defined(CONFIG_DEFINE_TCM_OCM_MMAP)
+#define TCM_MAP 1
+#else
+#define TCM_MAP 0
+#endif
+
+/* +1 is end of list which needs to be empty */
+#define VERSAL_MEM_MAP_MAX (VERSAL_MEM_MAP_USED + DRAM_BANKS + TCM_MAP + 1)
+
+static struct mm_region versal_mem_map[VERSAL_MEM_MAP_MAX] = {
{
- .virt = 0x0UL,
- .phys = 0x0UL,
- .size = 0x80000000UL,
- .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
- PTE_BLOCK_INNER_SHARE
- }, {
.virt = 0x80000000UL,
.phys = 0x80000000UL,
.size = 0x70000000UL,
@@ -34,12 +41,6 @@ static struct mm_region versal_mem_map[] = {
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
}, {
- .virt = 0xffe00000UL,
- .phys = 0xffe00000UL,
- .size = 0x00200000UL,
- .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
- PTE_BLOCK_INNER_SHARE
- }, {
.virt = 0x400000000UL,
.phys = 0x400000000UL,
.size = 0x200000000UL,
@@ -59,12 +60,36 @@ static struct mm_region versal_mem_map[] = {
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
- }, {
- /* List terminator */
- 0,
}
};
+void mem_map_fill(void)
+{
+ int banks = VERSAL_MEM_MAP_USED;
+
+#if defined(CONFIG_DEFINE_TCM_OCM_MMAP)
+ versal_mem_map[banks].virt = 0xffe00000UL;
+ versal_mem_map[banks].phys = 0xffe00000UL;
+ versal_mem_map[banks].size = 0x00200000UL;
+ versal_mem_map[banks].attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+ PTE_BLOCK_INNER_SHARE;
+ banks = banks + 1;
+#endif
+
+ for (int i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
+ /* Zero size means no more DDR that's this is end */
+ if (!gd->bd->bi_dram[i].size)
+ break;
+
+ versal_mem_map[banks].virt = gd->bd->bi_dram[i].start;
+ versal_mem_map[banks].phys = gd->bd->bi_dram[i].start;
+ versal_mem_map[banks].size = gd->bd->bi_dram[i].size;
+ versal_mem_map[banks].attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+ PTE_BLOCK_INNER_SHARE;
+ banks = banks + 1;
+ }
+}
+
struct mm_region *mem_map = versal_mem_map;
u64 get_page_table_size(void)
@@ -83,16 +108,27 @@ int reserve_mmu(void)
}
#endif
-#if defined(CONFIG_OF_BOARD)
-void *board_fdt_blob_setup(void)
+int versal_pm_request(u32 api_id, u32 arg0, u32 arg1, u32 arg2,
+ u32 arg3, u32 *ret_payload)
{
- static void *fw_dtb = (void *)CONFIG_VERSAL_OF_BOARD_DTB_ADDR;
+ struct pt_regs regs;
+
+ if (current_el() == 3)
+ return 0;
- if (fdt_magic(fw_dtb) != FDT_MAGIC) {
- printf("DTB is not passed via %llx\n", (u64)fw_dtb);
- return NULL;
+ regs.regs[0] = PM_SIP_SVC | api_id;
+ regs.regs[1] = ((u64)arg1 << 32) | arg0;
+ regs.regs[2] = ((u64)arg3 << 32) | arg2;
+
+ smc_call(&regs);
+
+ if (ret_payload) {
+ ret_payload[0] = (u32)regs.regs[0];
+ ret_payload[1] = upper_32_bits(regs.regs[0]);
+ ret_payload[2] = (u32)regs.regs[1];
+ ret_payload[3] = upper_32_bits(regs.regs[1]);
+ ret_payload[4] = (u32)regs.regs[2];
}
- return fw_dtb;
+ return regs.regs[0];
}
-#endif
diff --git a/arch/arm/mach-versal/include/mach/hardware.h b/arch/arm/mach-versal/include/mach/hardware.h
index 23fbc3d8f5..e26beab2e9 100644
--- a/arch/arm/mach-versal/include/mach/hardware.h
+++ b/arch/arm/mach-versal/include/mach/hardware.h
@@ -51,3 +51,26 @@ struct rpu_regs {
};
#define rpu_base ((struct rpu_regs *)VERSAL_RPU_BASEADDR)
+
+#define VERSAL_CRP_BASEADDR 0xF1260000
+
+struct crp_regs {
+ u32 reserved0[128];
+ u32 boot_mode_usr;
+};
+
+#define crp_base ((struct crp_regs *)VERSAL_CRP_BASEADDR)
+
+/* Bootmode setting values */
+#define BOOT_MODES_MASK 0x0000000F
+#define QSPI_MODE_24BIT 0x00000001
+#define QSPI_MODE_32BIT 0x00000002
+#define SD_MODE 0x00000003 /* sd 0 */
+#define SD_MODE1 0x00000005 /* sd 1 */
+#define EMMC_MODE 0x00000006
+#define USB_MODE 0x00000007
+#define OSPI_MODE 0x00000008
+#define SD1_LSHFT_MODE 0x0000000E /* SD1 Level shifter */
+#define JTAG_MODE 0x00000000
+#define BOOT_MODE_USE_ALT 0x100
+#define BOOT_MODE_ALT_SHIFT 12
diff --git a/arch/arm/mach-versal/include/mach/sys_proto.h b/arch/arm/mach-versal/include/mach/sys_proto.h
index 1dc7bf6656..2f5ad02bf4 100644
--- a/arch/arm/mach-versal/include/mach/sys_proto.h
+++ b/arch/arm/mach-versal/include/mach/sys_proto.h
@@ -8,4 +8,65 @@ enum {
TCM_SPLIT,
};
+enum pm_api_id {
+ PM_GET_API_VERSION = 1,
+ PM_SET_CONFIGURATION,
+ PM_GET_NODE_STATUS,
+ PM_GET_OPERATING_CHARACTERISTIC,
+ PM_REGISTER_NOTIFIER,
+ PM_REQUEST_SUSPEND,
+ PM_SELF_SUSPEND,
+ PM_FORCE_POWERDOWN,
+ PM_ABORT_SUSPEND,
+ PM_REQUEST_WAKEUP,
+ PM_SET_WAKEUP_SOURCE,
+ PM_SYSTEM_SHUTDOWN,
+ PM_REQUEST_NODE,
+ PM_RELEASE_NODE,
+ PM_SET_REQUIREMENT,
+ PM_SET_MAX_LATENCY,
+ PM_RESET_ASSERT,
+ PM_RESET_GET_STATUS,
+ PM_MMIO_WRITE,
+ PM_MMIO_READ,
+ PM_PM_INIT_FINALIZE,
+ PM_FPGA_LOAD,
+ PM_FPGA_GET_STATUS,
+ PM_GET_CHIPID,
+ PM_SECURE_SHA = 26,
+ PM_SECURE_RSA,
+ PM_PINCTRL_REQUEST,
+ PM_PINCTRL_RELEASE,
+ PM_PINCTRL_GET_FUNCTION,
+ PM_PINCTRL_SET_FUNCTION,
+ PM_PINCTRL_CONFIG_PARAM_GET,
+ PM_PINCTRL_CONFIG_PARAM_SET,
+ PM_IOCTL,
+ PM_QUERY_DATA,
+ PM_CLOCK_ENABLE,
+ PM_CLOCK_DISABLE,
+ PM_CLOCK_GETSTATE,
+ PM_CLOCK_SETDIVIDER,
+ PM_CLOCK_GETDIVIDER,
+ PM_CLOCK_SETRATE,
+ PM_CLOCK_GETRATE,
+ PM_CLOCK_SETPARENT,
+ PM_CLOCK_GETPARENT,
+ PM_SECURE_IMAGE,
+ PM_FPGA_READ = 46,
+ PM_SECURE_AES,
+ PM_CLOCK_PLL_GETPARAM = 49,
+ PM_REGISTER_ACCESS = 52,
+ PM_EFUSE_ACCESS,
+ PM_FEATURE_CHECK = 63,
+ PM_API_MAX,
+};
+
+#define PM_SIP_SVC 0xC2000000
+#define PAYLOAD_ARG_CNT 4U
+
void tcm_init(u8 mode);
+void mem_map_fill(void);
+
+int versal_pm_request(u32 api_id, u32 arg0, u32 arg1, u32 arg2,
+ u32 arg3, u32 *ret_payload);
generated by cgit (git 2.34.1) at 2025-01-23 11:34:49 +0000