stm32mp1: add some syscon drivers for syscfg and etpzc

Add SYSCON driver for syscfg and etpzc and reorder in alphabetics order
Signed-off-by: NPatrick Delaunay <patrick.delaunay@st.com>

arch/arm/dts/stm32mp157c.dtsi

@@ -754,7 +754,7 @@
 		};
 
 		syscfg: system-config@50020000 {
-			compatible = "st,stm32-syscfg", "syscon";
+			compatible = "st,stm32mp157-syscfg", "syscon";
 			reg = <0x50020000 0x400>;
 		};
 

arch/arm/mach-stm32mp/include/mach/stm32.h

@@ -37,8 +37,10 @@
 /* enumerated used to identify the SYSCON driver instance */
 enum {
 	STM32MP_SYSCON_UNKNOWN,
-	STM32MP_SYSCON_STGEN,
+	STM32MP_SYSCON_ETZPC,
 	STM32MP_SYSCON_PWR,
+	STM32MP_SYSCON_STGEN,
+	STM32MP_SYSCON_SYSCFG,
 };
 
 /*

arch/arm/mach-stm32mp/syscon.c

@@ -9,10 +9,11 @@
 #include <asm/arch/stm32.h>
 
 static const struct udevice_id stm32mp_syscon_ids[] = {
-	{ .compatible = "st,stm32-stgen",
-	  .data = STM32MP_SYSCON_STGEN },
-	{ .compatible = "st,stm32mp1-pwr",
-	  .data = STM32MP_SYSCON_PWR },
+	{ .compatible = "st,stm32mp1-etzpc", .data = STM32MP_SYSCON_ETZPC },
+	{ .compatible = "st,stm32mp1-pwr", .data = STM32MP_SYSCON_PWR },
+	{ .compatible = "st,stm32-stgen", .data = STM32MP_SYSCON_STGEN },
+	{ .compatible = "st,stm32mp157-syscfg",
+	  .data = STM32MP_SYSCON_SYSCFG },
 	{ }
 };