[PATCH 1/5] dt-bindings: clock: Add bindings for Exynos7885 CMU_FSYS

David Virag
2022-06-01T21:39:30Z

CMU_FSYS clock domain provides clocks for MMC (MMC_CARD, MMC_EMBD,
MMC_SDIO), and USB30DRD.

Add clock indices and bindings documentation for CMU_FSYS domain.

Signed-off-by: David Virag <virag.david003@gmail.com>
---
.../clock/samsung,exynos7885-clock.yaml | 27 ++++++++++++++++
include/dt-bindings/clock/exynos7885.h | 31 ++++++++++++++++++-
2 files changed, 57 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos7885-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos7885-clock.yaml
index 5073e569a47f..006d33a9e0f1 100644
--- a/Documentation/devicetree/bindings/clock/samsung,exynos7885-clock.yaml
+++ b/Documentation/devicetree/bindings/clock/samsung,exynos7885-clock.yaml
@@ -33,6 +33,7 @@ properties:
enum:
- samsung,exynos7885-cmu-top
- samsung,exynos7885-cmu-core
+ - samsung,exynos7885-cmu-fsys
- samsung,exynos7885-cmu-peri

clocks:
@@ -88,6 +89,32 @@ allOf:
- const: dout_core_cci
- const: dout_core_g3d

+ - if:
+ properties:
+ compatible:
+ contains:
+ const: samsung,exynos7885-cmu-fsys
+
+ then:
+ properties:
+ clocks:
+ items:
+ - description: External reference clock (26 MHz)
+ - description: CMU_FSYS bus clock (from CMU_TOP)
+ - description: MMC_CARD clock (from CMU_TOP)
+ - description: MMC_EMBD clock (from CMU_TOP)
+ - description: MMC_SDIO clock (from CMU_TOP)
+ - description: USB30DRD clock (from CMU_TOP)
+
+ clock-names:
+ items:
+ - const: oscclk
+ - const: dout_fsys_bus
+ - const: dout_fsys_mmc_card
+ - const: dout_fsys_mmc_embd
+ - const: dout_fsys_mmc_sdio
+ - const: dout_fsys_usb30drd
+
- if:
properties:
compatible:
diff --git a/include/dt-bindings/clock/exynos7885.h b/include/dt-bindings/clock/exynos7885.h
index 1f8701691d62..d2e1483f93e4 100644
--- a/include/dt-bindings/clock/exynos7885.h
+++ b/include/dt-bindings/clock/exynos7885.h
@@ -54,7 +54,22 @@
#define CLK_GOUT_PERI_USI0 43
#define CLK_GOUT_PERI_USI1 44
#define CLK_GOUT_PERI_USI2 45
-#define TOP_NR_CLK 46
+#define CLK_MOUT_FSYS_BUS 46
+#define CLK_MOUT_FSYS_MMC_CARD 47
+#define CLK_MOUT_FSYS_MMC_EMBD 48
+#define CLK_MOUT_FSYS_MMC_SDIO 49
+#define CLK_MOUT_FSYS_USB30DRD 50
+#define CLK_DOUT_FSYS_BUS 51
+#define CLK_DOUT_FSYS_MMC_CARD 52
+#define CLK_DOUT_FSYS_MMC_EMBD 53
+#define CLK_DOUT_FSYS_MMC_SDIO 54
+#define CLK_DOUT_FSYS_USB30DRD 55
+#define CLK_GOUT_FSYS_BUS 56
+#define CLK_GOUT_FSYS_MMC_CARD 57
+#define CLK_GOUT_FSYS_MMC_EMBD 58
+#define CLK_GOUT_FSYS_MMC_SDIO 59
+#define CLK_GOUT_FSYS_USB30DRD 60
+#define TOP_NR_CLK 61

/* CMU_CORE */
#define CLK_MOUT_CORE_BUS_USER 1
@@ -112,4 +127,18 @@
#define CLK_GOUT_WDT1_PCLK 43
#define PERI_NR_CLK 44

+/* CMU_FSYS */
+#define CLK_MOUT_FSYS_BUS_USER 1
+#define CLK_MOUT_FSYS_MMC_CARD_USER 2
+#define CLK_MOUT_FSYS_MMC_EMBD_USER 3
+#define CLK_MOUT_FSYS_MMC_SDIO_USER 4
+#define CLK_MOUT_FSYS_USB30DRD_USER 4
+#define CLK_GOUT_MMC_CARD_ACLK 5
+#define CLK_GOUT_MMC_CARD_SDCLKIN 6
+#define CLK_GOUT_MMC_EMBD_ACLK 7
+#define CLK_GOUT_MMC_EMBD_SDCLKIN 8
+#define CLK_GOUT_MMC_SDIO_ACLK 9
+#define CLK_GOUT_MMC_SDIO_SDCLKIN 10
+#define FSYS_NR_CLK 11
+
#endif /* _DT_BINDINGS_CLOCK_EXYNOS_7885_H */
--
2.36.1