dt-bindings: reset: add MCU HOLD BOOT ID for SCMI reset domains on stm32mp15

Add ID to SCMI0 to exposes reset controller for the MCU HOLD BOOT resource.
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
Signed-off-by: Gabriel Fernandez <gabriel.fernandez@foss.st.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210617051814.12018-10-gabriel.fernandez@foss.st.comSigned-off-by: Stephen Boyd <sboyd@kernel.org>

include/dt-bindings/reset/stm32mp1-resets.h

@@ -7,6 +7,7 @@
 #ifndef _DT_BINDINGS_STM32MP1_RESET_H_
 #define _DT_BINDINGS_STM32MP1_RESET_H_
 
+#define MCU_HOLD_BOOT_R	2144
 #define LTDC_R		3072
 #define DSI_R		3076
 #define DDRPERFM_R	3080
@@ -117,5 +118,6 @@
 #define RST_SCMI0_RNG1		8
 #define RST_SCMI0_MDMA		9
 #define RST_SCMI0_MCU		10
+#define RST_SCMI0_MCU_HOLD_BOOT	11
 
 #endif /* _DT_BINDINGS_STM32MP1_RESET_H_ */