clk: rockchip: Add clock controller support for RV1126 SoC

Clock & Reset Unit (CRU) in RV1126 support clocks for CRU
and CRU_PMU blocks.

This patch is trying to add minimal Clock-Architecture Diagram's
inferred from [1] authored by Finley Xiao.

[1] https://github.com/rockchip-linux/kernel/blob/develop-4.19/drivers/clk/rockchip/clk-rv1126.c

Cc: [email protected]
Cc: Michael Turquette <[email protected]>
Cc: Stephen Boyd <[email protected]>
Signed-off-by: Finley Xiao <[email protected]>
Signed-off-by: Jagan Teki <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Heiko Stuebner <[email protected]>

Author: openedev

drivers/clk/rockchip/Kconfig

@@ -23,6 +23,13 @@ config CLK_RV110X
 	help
 	  Build the driver for RV110x Clock Driver.
 
+config CLK_RV1126
+	bool "Rockchip RV1126 clock controller support"
+	depends on ARM || COMPILE_TEST
+	default y
+	help
+	  Build the driver for RV1126 Clock Driver.
+
 config CLK_RK3036
 	bool "Rockchip RK3036 clock controller support"
 	depends on ARM || COMPILE_TEST

drivers/clk/rockchip/Makefile

@@ -17,6 +17,7 @@ clk-rockchip-$(CONFIG_RESET_CONTROLLER) += softrst.o
 
 obj-$(CONFIG_CLK_PX30)          += clk-px30.o
 obj-$(CONFIG_CLK_RV110X)        += clk-rv1108.o
+obj-$(CONFIG_CLK_RV1126)        += clk-rv1126.o
 obj-$(CONFIG_CLK_RK3036)        += clk-rk3036.o
 obj-$(CONFIG_CLK_RK312X)        += clk-rk3128.o
 obj-$(CONFIG_CLK_RK3188)        += clk-rk3188.o