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authorAndrzej Hajda2016-03-24 10:36:28 +0900
committerInki Dae2016-04-30 01:03:53 +0900
commit2f1cad0d2de6a8319df8192da2bfc63cec53514d (patch)
tree3bf41deb7bce75a3f10a2476d08b3ca31ad75f19 /Documentation/devicetree/bindings/display/exynos
parentfec81a3c81f664fcb218d32265ff49666451f987 (diff)
dt-bindings: exynos_hdmi: add bindings for Exynos5433 variant
Exynos5433 variant of HDMI requires different set of clocks and sysreg phandle to system registers. Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'Documentation/devicetree/bindings/display/exynos')
-rw-r--r--Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt27
1 files changed, 24 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt b/Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt
index d474f59be6d6..a2ec4c1c9382 100644
--- a/Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt
+++ b/Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt
@@ -5,6 +5,7 @@ Required properties:
1) "samsung,exynos4210-hdmi"
2) "samsung,exynos4212-hdmi"
3) "samsung,exynos5420-hdmi"
+ 4) "samsung,exynos5433-hdmi"
- reg: physical base address of the hdmi and length of memory mapped
region.
- interrupts: interrupt number to the cpu.
@@ -12,6 +13,11 @@ Required properties:
a) phandle of the gpio controller node.
b) pin number within the gpio controller.
c) optional flags and pull up/down.
+- ddc: phandle to the hdmi ddc node
+- phy: phandle to the hdmi phy node
+- samsung,syscon-phandle: phandle for system controller node for PMU.
+
+Required properties for Exynos 4210, 4212, 5420 and 5433:
- clocks: list of clock IDs from SoC clock driver.
a) hdmi: Gate of HDMI IP bus clock.
b) sclk_hdmi: Gate of HDMI special clock.
@@ -25,9 +31,24 @@ Required properties:
sclk_pixel.
- clock-names: aliases as per driver requirements for above clock IDs:
"hdmi", "sclk_hdmi", "sclk_pixel", "sclk_hdmiphy" and "mout_hdmi".
-- ddc: phandle to the hdmi ddc node
-- phy: phandle to the hdmi phy node
-- samsung,syscon-phandle: phandle for system controller node for PMU.
+
+Required properties for Exynos 5433:
+- clocks: list of clock specifiers according to common clock bindings.
+ a) hdmi_pclk: Gate of HDMI IP APB bus.
+ b) hdmi_i_pclk: Gate of HDMI-PHY IP APB bus.
+ d) i_tmds_clk: Gate of HDMI TMDS clock.
+ e) i_pixel_clk: Gate of HDMI pixel clock.
+ f) i_spdif_clk: Gate of HDMI SPDIF clock.
+ g) oscclk: Oscillator clock, used as parent of following *_user clocks
+ in case HDMI-PHY is not operational.
+ h) tmds_clko: TMDS clock generated by HDMI-PHY.
+ i) tmds_clko_user: MUX used to switch between oscclk and tmds_clko,
+ respectively if HDMI-PHY is off and operational.
+ j) pixel_clko: Pixel clock generated by HDMI-PHY.
+ k) pixel_clko_user: MUX used to switch between oscclk and pixel_clko,
+ respectively if HDMI-PHY is off and operational.
+- clock-names: aliases for above clock specfiers.
+- samsung,sysreg: handle to syscon used to control the system registers.
Example: