lib: utils/irqchip: Add unique_id to plic, aplic, and imsic data

Add a 32-bit unique ID to plic, aplic, and imsic data which can be
used to differentiate multiple irqchip devices.

Signed-off-by: Anup Patel <anup.patel@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260213055342.3124872-7-anup.patel@oss.qualcomm.com
Signed-off-by: Anup Patel <anup@brainfault.org>

platform/generic/openhwgroup/ariane.c

@@ -24,6 +24,7 @@
 						 CLINT_MTIMER_OFFSET)
 
 static struct plic_data plic = {
+	.unique_id = 0,
 	.addr = ARIANE_PLIC_ADDR,
 	.size = ARIANE_PLIC_SIZE,
 	.num_src = ARIANE_PLIC_NUM_SOURCES,

platform/generic/openhwgroup/openpiton.c

@@ -23,6 +23,7 @@
 		(OPENPITON_DEFAULT_CLINT_ADDR + CLINT_MTIMER_OFFSET)
 
 static struct plic_data plic = {
+	.unique_id = 0,
 	.addr = (unsigned long)OPENPITON_DEFAULT_PLIC_ADDR,
 	.size = OPENPITON_DEFAULT_PLIC_SIZE,
 	.num_src = OPENPITON_DEFAULT_PLIC_NUM_SOURCES,

platform/kendryte/k210/platform.c

@@ -30,6 +30,7 @@ unsigned long fw_platform_init(unsigned long arg0, unsigned long arg1,
 }
 
 static struct plic_data plic = {
+	.unique_id = 0,
 	.addr = K210_PLIC_BASE_ADDR,
 	.size = K210_PLIC_BASE_SIZE,
 	.num_src = K210_PLIC_NUM_SOURCES,

platform/nuclei/ux600/platform.c

@@ -63,6 +63,7 @@
 static u32 ux600_clk_freq = 8000000;
 
 static struct plic_data plic = {
+	.unique_id = 0,
 	.addr = UX600_PLIC_ADDR,
 	.size = UX600_PLIC_SIZE,
 	.num_src = UX600_PLIC_NUM_SOURCES,

platform/template/platform.c

@@ -34,6 +34,7 @@
 #define PLATFORM_UART_BAUDRATE		115200
 
 static struct plic_data plic = {
+	.unique_id = 0,
 	.addr = PLATFORM_PLIC_ADDR,
 	.size = PLATFORM_PLIC_SIZE,
 	.num_src = PLATFORM_PLIC_NUM_SOURCES,