irqchip/st: Remove stih415/stih416 and stid127 platforms support

Remove support for the already no more supported stih415 and stih416
platforms.  Remove as well the stid127 platform which never made it
up to the kernel.
Signed-off-by: Alain Volmat <avolmat@me.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230416190501.18737-1-avolmat@me.com

drivers/irqchip/irq-st.c

@@ -15,10 +15,7 @@
 #include <linux/regmap.h>
 #include <linux/slab.h>
 
-#define STIH415_SYSCFG_642		0x0a8
-#define STIH416_SYSCFG_7543		0x87c
 #define STIH407_SYSCFG_5102		0x198
-#define STID127_SYSCFG_734		0x088
 
 #define ST_A9_IRQ_MASK			0x001FFFFF
 #define ST_A9_IRQ_MAX_CHANS		2
@@ -44,22 +41,10 @@ struct st_irq_syscfg {
 };
 
 static const struct of_device_id st_irq_syscfg_match[] = {
-	{
-		.compatible = "st,stih415-irq-syscfg",
-		.data = (void *)STIH415_SYSCFG_642,
-	},
-	{
-		.compatible = "st,stih416-irq-syscfg",
-		.data = (void *)STIH416_SYSCFG_7543,
-	},
 	{
 		.compatible = "st,stih407-irq-syscfg",
 		.data = (void *)STIH407_SYSCFG_5102,
 	},
-	{
-		.compatible = "st,stid127-irq-syscfg",
-		.data = (void *)STID127_SYSCFG_734,
-	},
 	{}
 };