stm32mp1: make functions and macros more common

Mainly remove suffix 1 from prefix stm32mp1 in several macros and functions
that can be used in drivers shared by different platforms.

Change-Id: I2295c44f5b1edac7e80a93c0e8dfd671b36e88e7
Signed-off-by: Yann Gautier <yann.gautier@st.com>
Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
diff --git a/drivers/st/pmic/stm32mp_pmic.c b/drivers/st/pmic/stm32mp_pmic.c
index 6beabc1..eb5c6e6 100644
--- a/drivers/st/pmic/stm32mp_pmic.c
+++ b/drivers/st/pmic/stm32mp_pmic.c
@@ -167,7 +167,7 @@
 		panic();
 	}
 
-	if (stm32mp1_clk_enable((uint32_t)i2c_info.clock) < 0) {
+	if (stm32mp_clk_enable((uint32_t)i2c_info.clock) < 0) {
 		ERROR("I2C clock enable failed\n");
 		panic();
 	}