dt-bindings: clock: exynos850: Add Exynos850 CMU_AUD

CMU_AUD generates Cortex-A32 clock, bus clock and audio clocks for
BLK_AUD. Add clock indices and binding documentation for CMU_AUD.

Signed-off-by: Sam Protsenko <[email protected]>
Reviewed-by: Chanwoo Choi <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: Sam Protsenko

Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml

@@ -33,6 +33,7 @@ properties:
     enum:
       - samsung,exynos850-cmu-top
       - samsung,exynos850-cmu-apm
+      - samsung,exynos850-cmu-aud
       - samsung,exynos850-cmu-cmgp
       - samsung,exynos850-cmu-core
       - samsung,exynos850-cmu-dpu
@@ -88,6 +89,24 @@ allOf:
             - const: oscclk
             - const: dout_clkcmu_apm_bus
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: samsung,exynos850-cmu-aud
+
+    then:
+      properties:
+        clocks:
+          items:
+            - description: External reference clock (26 MHz)
+            - description: AUD clock (from CMU_TOP)
+
+        clock-names:
+          items:
+            - const: oscclk
+            - const: dout_aud
+
   - if:
       properties:
         compatible:

include/dt-bindings/clock/exynos850.h

@@ -58,7 +58,10 @@
 #define CLK_MOUT_CLKCMU_APM_BUS		46
 #define CLK_DOUT_CLKCMU_APM_BUS		47
 #define CLK_GOUT_CLKCMU_APM_BUS		48
-#define TOP_NR_CLK			49
+#define CLK_MOUT_AUD			49
+#define CLK_GOUT_AUD			50
+#define CLK_DOUT_AUD			51
+#define TOP_NR_CLK			52
 
 /* CMU_APM */
 #define CLK_RCO_I3C_PMIC		1
@@ -87,6 +90,69 @@
 #define CLK_GOUT_SYSREG_APM_PCLK	24
 #define APM_NR_CLK			25
 
+/* CMU_AUD */
+#define CLK_DOUT_AUD_AUDIF		1
+#define CLK_DOUT_AUD_BUSD		2
+#define CLK_DOUT_AUD_BUSP		3
+#define CLK_DOUT_AUD_CNT		4
+#define CLK_DOUT_AUD_CPU		5
+#define CLK_DOUT_AUD_CPU_ACLK		6
+#define CLK_DOUT_AUD_CPU_PCLKDBG	7
+#define CLK_DOUT_AUD_FM			8
+#define CLK_DOUT_AUD_FM_SPDY		9
+#define CLK_DOUT_AUD_MCLK		10
+#define CLK_DOUT_AUD_UAIF0		11
+#define CLK_DOUT_AUD_UAIF1		12
+#define CLK_DOUT_AUD_UAIF2		13
+#define CLK_DOUT_AUD_UAIF3		14
+#define CLK_DOUT_AUD_UAIF4		15
+#define CLK_DOUT_AUD_UAIF5		16
+#define CLK_DOUT_AUD_UAIF6		17
+#define CLK_FOUT_AUD_PLL		18
+#define CLK_GOUT_AUD_ABOX_ACLK		19
+#define CLK_GOUT_AUD_ASB_CCLK		20
+#define CLK_GOUT_AUD_CA32_CCLK		21
+#define CLK_GOUT_AUD_CNT_BCLK		22
+#define CLK_GOUT_AUD_CODEC_MCLK		23
+#define CLK_GOUT_AUD_DAP_CCLK		24
+#define CLK_GOUT_AUD_GPIO_PCLK		25
+#define CLK_GOUT_AUD_PPMU_ACLK		26
+#define CLK_GOUT_AUD_PPMU_PCLK		27
+#define CLK_GOUT_AUD_SPDY_BCLK		28
+#define CLK_GOUT_AUD_SYSMMU_CLK		29
+#define CLK_GOUT_AUD_SYSREG_PCLK	30
+#define CLK_GOUT_AUD_TZPC_PCLK		31
+#define CLK_GOUT_AUD_UAIF0_BCLK		32
+#define CLK_GOUT_AUD_UAIF1_BCLK		33
+#define CLK_GOUT_AUD_UAIF2_BCLK		34
+#define CLK_GOUT_AUD_UAIF3_BCLK		35
+#define CLK_GOUT_AUD_UAIF4_BCLK		36
+#define CLK_GOUT_AUD_UAIF5_BCLK		37
+#define CLK_GOUT_AUD_UAIF6_BCLK		38
+#define CLK_GOUT_AUD_WDT_PCLK		39
+#define CLK_MOUT_AUD_CPU		40
+#define CLK_MOUT_AUD_CPU_HCH		41
+#define CLK_MOUT_AUD_CPU_USER		42
+#define CLK_MOUT_AUD_FM			43
+#define CLK_MOUT_AUD_PLL		44
+#define CLK_MOUT_AUD_TICK_USB_USER	45
+#define CLK_MOUT_AUD_UAIF0		46
+#define CLK_MOUT_AUD_UAIF1		47
+#define CLK_MOUT_AUD_UAIF2		48
+#define CLK_MOUT_AUD_UAIF3		49
+#define CLK_MOUT_AUD_UAIF4		50
+#define CLK_MOUT_AUD_UAIF5		51
+#define CLK_MOUT_AUD_UAIF6		52
+#define IOCLK_AUDIOCDCLK0		53
+#define IOCLK_AUDIOCDCLK1		54
+#define IOCLK_AUDIOCDCLK2		55
+#define IOCLK_AUDIOCDCLK3		56
+#define IOCLK_AUDIOCDCLK4		57
+#define IOCLK_AUDIOCDCLK5		58
+#define IOCLK_AUDIOCDCLK6		59
+#define TICK_USB			60
+#define AUD_NR_CLK			61
+
 /* CMU_CMGP */
 #define CLK_RCO_CMGP			1
 #define CLK_MOUT_CMGP_ADC		2