clk: qcom: Add SDM660 Multimedia Clock Controller (MMCC) driver

Add a driver for the multimedia clock controller found on SDM660
based devices. This should allow most multimedia device drivers
to probe and control their clocks.

Signed-off-by: Martin Botka <martin.botka@somainline.org>
Co-developed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
[angelogioacchino.delregno@somainline.org: Cleaned up SDM630 clock fixups]
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Link: https://lore.kernel.org/r/20210113183817.447866-4-angelogioacchino.delregno@somainline.org
[sboyd@kernel.org: Silence NULL pointer sparse warnings]
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

Author: Haxk20

drivers/clk/qcom/Kconfig

@@ -392,6 +392,15 @@ config SDM_GCC_660
 	  Say Y if you want to use peripheral devices such as UART, SPI,
 	  i2C, USB, UFS, SDDC, PCIe, etc.
 
+config SDM_MMCC_660
+	tristate "SDM660 Multimedia Clock Controller"
+	select SDM_GCC_660
+	select QCOM_GDSC
+	help
+	  Support for the multimedia clock controller on SDM660 devices.
+	  Say Y if you want to support multimedia devices such as display,
+	  graphics, video encode/decode, camera, etc.
+
 config QCS_TURING_404
 	tristate "QCS404 Turing Clock Controller"
 	help

drivers/clk/qcom/Makefile

@@ -65,6 +65,7 @@ obj-$(CONFIG_SC_VIDEOCC_7180) += videocc-sc7180.o
 obj-$(CONFIG_SDM_CAMCC_845) += camcc-sdm845.o
 obj-$(CONFIG_SDM_DISPCC_845) += dispcc-sdm845.o
 obj-$(CONFIG_SDM_GCC_660) += gcc-sdm660.o
+obj-$(CONFIG_SDM_MMCC_660) += mmcc-sdm660.o
 obj-$(CONFIG_SDM_GCC_845) += gcc-sdm845.o
 obj-$(CONFIG_SDM_GPUCC_845) += gpucc-sdm845.o
 obj-$(CONFIG_SDM_LPASSCC_845) += lpasscc-sdm845.o