diff options
Diffstat (limited to 'Documentation/devicetree')
| -rw-r--r-- | Documentation/devicetree/bindings/net/macb.txt | 2 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/video/exynos_hdmi.txt (renamed from Documentation/devicetree/bindings/drm/exynos/hdmi.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/video/exynos_hdmiddc.txt (renamed from Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/video/exynos_hdmiphy.txt (renamed from Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/video/exynos_mixer.txt (renamed from Documentation/devicetree/bindings/drm/exynos/mixer.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/video/simple-framebuffer.txt | 25 | ||||
| -rw-r--r-- | Documentation/devicetree/usage-model.txt | 8 |
7 files changed, 31 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/net/macb.txt b/Documentation/devicetree/bindings/net/macb.txt index 44afa0e5057..4ff65047bb9 100644 --- a/Documentation/devicetree/bindings/net/macb.txt +++ b/Documentation/devicetree/bindings/net/macb.txt @@ -4,7 +4,7 @@ Required properties: - compatible: Should be "cdns,[<chip>-]{macb|gem}" Use "cdns,at91sam9260-macb" Atmel at91sam9260 and at91sam9263 SoCs. Use "cdns,at32ap7000-macb" for other 10/100 usage or use the generic form: "cdns,macb". - Use "cnds,pc302-gem" for Picochip picoXcell pc302 and later devices based on + Use "cdns,pc302-gem" for Picochip picoXcell pc302 and later devices based on the Cadence GEM, or the generic form: "cdns,gem". - reg: Address and length of the register set for the device - interrupts: Should contain macb interrupt diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmi.txt b/Documentation/devicetree/bindings/video/exynos_hdmi.txt index 589edee3739..589edee3739 100644 --- a/Documentation/devicetree/bindings/drm/exynos/hdmi.txt +++ b/Documentation/devicetree/bindings/video/exynos_hdmi.txt diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt b/Documentation/devicetree/bindings/video/exynos_hdmiddc.txt index fa166d94580..fa166d94580 100644 --- a/Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt +++ b/Documentation/devicetree/bindings/video/exynos_hdmiddc.txt diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt b/Documentation/devicetree/bindings/video/exynos_hdmiphy.txt index 858f4f9b902..858f4f9b902 100644 --- a/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt +++ b/Documentation/devicetree/bindings/video/exynos_hdmiphy.txt diff --git a/Documentation/devicetree/bindings/drm/exynos/mixer.txt b/Documentation/devicetree/bindings/video/exynos_mixer.txt index 9b2ea034356..9b2ea034356 100644 --- a/Documentation/devicetree/bindings/drm/exynos/mixer.txt +++ b/Documentation/devicetree/bindings/video/exynos_mixer.txt diff --git a/Documentation/devicetree/bindings/video/simple-framebuffer.txt b/Documentation/devicetree/bindings/video/simple-framebuffer.txt new file mode 100644 index 00000000000..3ea46058311 --- /dev/null +++ b/Documentation/devicetree/bindings/video/simple-framebuffer.txt @@ -0,0 +1,25 @@ +Simple Framebuffer + +A simple frame-buffer describes a raw memory region that may be rendered to, +with the assumption that the display hardware has already been set up to scan +out from that buffer. + +Required properties: +- compatible: "simple-framebuffer" +- reg: Should contain the location and size of the framebuffer memory. +- width: The width of the framebuffer in pixels. +- height: The height of the framebuffer in pixels. +- stride: The number of bytes in each line of the framebuffer. +- format: The format of the framebuffer surface. Valid values are: + - r5g6b5 (16-bit pixels, d[15:11]=r, d[10:5]=g, d[4:0]=b). + +Example: + + framebuffer { + compatible = "simple-framebuffer"; + reg = <0x1d385000 (1600 * 1200 * 2)>; + width = <1600>; + height = <1200>; + stride = <(1600 * 2)>; + format = "r5g6b5"; + }; diff --git a/Documentation/devicetree/usage-model.txt b/Documentation/devicetree/usage-model.txt index ef9d06c9f8f..0efedaad516 100644 --- a/Documentation/devicetree/usage-model.txt +++ b/Documentation/devicetree/usage-model.txt @@ -191,9 +191,11 @@ Linux it will look something like this: }; The bootargs property contains the kernel arguments, and the initrd-* -properties define the address and size of an initrd blob. The -chosen node may also optionally contain an arbitrary number of -additional properties for platform-specific configuration data. +properties define the address and size of an initrd blob. Note that +initrd-end is the first address after the initrd image, so this doesn't +match the usual semantic of struct resource. The chosen node may also +optionally contain an arbitrary number of additional properties for +platform-specific configuration data. During early boot, the architecture setup code calls of_scan_flat_dt() several times with different helper callbacks to parse device tree |