clk: qcom: add the GCC driver for sa8775p

Add support for the Global Clock Controller found in the QTI SA8775P
platforms.
Signed-off-by: Shazad Hussain <quic_shazhuss@quicinc.com>
[Bartosz: made the driver ready for upstream]
Co-developed-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
[bjorn: Moved to core_initcall(), per request of Konrad]
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230117180429.305266-3-brgl@bgdev.pl

drivers/clk/qcom/Kconfig

@@ -410,6 +410,15 @@ config SC_DISPCC_8280XP
 	  Say Y if you want to support display devices and functionality such as
 	  splash screen.
 
+config SA_GCC_8775P
+	tristate "SA8775 Global Clock Controller"
+	select QCOM_GDSC
+	depends on COMMON_CLK_QCOM
+	help
+	  Support for the global clock controller on SA8775 devices.
+	  Say Y if you want to use peripheral devices such as UART, SPI,
+	  I2C, USB, UFS, SDCC, etc.
+
 config SC_GCC_7180
 	tristate "SC7180 Global Clock Controller"
 	select QCOM_GDSC

drivers/clk/qcom/Makefile

@@ -67,6 +67,7 @@ obj-$(CONFIG_SC_CAMCC_7280) += camcc-sc7280.o
 obj-$(CONFIG_SC_DISPCC_7180) += dispcc-sc7180.o
 obj-$(CONFIG_SC_DISPCC_7280) += dispcc-sc7280.o
 obj-$(CONFIG_SC_DISPCC_8280XP) += dispcc-sc8280xp.o
+obj-$(CONFIG_SA_GCC_8775P) += gcc-sa8775p.o
 obj-$(CONFIG_SC_GCC_7180) += gcc-sc7180.o
 obj-$(CONFIG_SC_GCC_7280) += gcc-sc7280.o
 obj-$(CONFIG_SC_GCC_8180X) += gcc-sc8180x.o