clk: stm32: add support compatible st, stm32mp1-rcc-secure

Add support for new compatible st,stm32mp1-rcc-secure used when the
RCC resource is managed by secured world (RCC_TZCR.TZEN=1)
iand when SCMI is used.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
diff --git a/drivers/misc/stm32_rcc.c b/drivers/misc/stm32_rcc.c
index b816503..c1e5428 100644
--- a/drivers/misc/stm32_rcc.c
+++ b/drivers/misc/stm32_rcc.c
@@ -84,6 +84,7 @@
 	{.compatible = "st,stm32f746-rcc", .data = (ulong)&stm32_rcc_clk_f7 },
 	{.compatible = "st,stm32h743-rcc", .data = (ulong)&stm32_rcc_clk_h7 },
 	{.compatible = "st,stm32mp1-rcc", .data = (ulong)&stm32_rcc_clk_mp1 },
+	{.compatible = "st,stm32mp1-rcc-secure", .data = (ulong)&stm32_rcc_clk_mp1 },
 	{.compatible = "st,stm32mp13-rcc", .data = (ulong)&stm32_rcc_clk_mp13 },
 	{ }
 };