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dt-bindings: exynos_hdmi: add bindings for Exynos5433 variant

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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>
This commit is contained in:
Andrzej Hajda 2016-03-24 10:36:28 +09:00 committed by Inki Dae
parent fec81a3c81
commit 2f1cad0d2d
1 changed files with 24 additions and 3 deletions
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27
Documentation/devicetree/bindings/display/exynos/exynos_hdmi.txt
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@ -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: