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Diffstat (limited to 'qemu/roms/u-boot/doc/device-tree-bindings/exynos')
4 files changed, 0 insertions, 147 deletions
diff --git a/qemu/roms/u-boot/doc/device-tree-bindings/exynos/dwmmc.txt b/qemu/roms/u-boot/doc/device-tree-bindings/exynos/dwmmc.txt deleted file mode 100644 index 566da3b63..000000000 --- a/qemu/roms/u-boot/doc/device-tree-bindings/exynos/dwmmc.txt +++ /dev/null @@ -1,54 +0,0 @@ -* Exynos 5250 DWC_mobile_storage - -The Exynos 5250 provides DWC_mobile_storage interface which supports -. Embedded Multimedia Cards (EMMC-version 4.5) -. Secure Digital memory (SD mem-version 2.0) -. Secure Digital I/O (SDIO-version 3.0) -. Consumer Electronics Advanced Transport Architecture (CE-ATA-version 1.1) - -The Exynos 5250 DWC_mobile_storage provides four channels. -SOC specific and Board specific properties are channel specific. - -Required SoC Specific Properties: - -- compatible: should be - - samsung,exynos5250-dwmmc: for exynos5250 platforms - -- reg: physical base address of the controller and length of memory mapped - region. - -- interrupts: The interrupt number to the cpu. - -Required Board Specific Properties: - -- #address-cells: should be 1. -- #size-cells: should be 0. -- samsung,bus-width: The width of the bus used to interface the devices - supported by DWC_mobile_storage (SD-MMC/EMMC/SDIO). - . Typically the bus width is 4 or 8. -- samsung,timing: The timing values to be written into the - Drv/sample clock selection register of corresponding channel. - . It is comprised of 3 values corresponding to the 3 fileds - 'SelClk_sample', 'SelClk_drv' and 'DIVRATIO' of CLKSEL register. - . SelClk_sample: Select sample clock among 8 shifted clocks. - . SelClk_drv: Select drv clock among 8 shifted clocks. - . DIVRATIO: Clock Divide ratio select. - . The above 3 values are used by the clock phase shifter. - -Example: - -mmc@12200000 { - samsung,bus-width = <8>; - samsung,timing = <1 3 3>; - samsung,removable = <1>; -} -In the above example, - . The bus width is 8 - . Timing is comprised of 3 values as explained below - 1 - SelClk_sample - 3 - SelClk_drv - 3 - DIVRATIO - . The 'removable' flag indicates whether the the particilar device - cannot be removed (always present) or it is a removable device. - 1 - Indicates that the device is removable. - 0 - Indicates that the device cannot be removed. diff --git a/qemu/roms/u-boot/doc/device-tree-bindings/exynos/isp-spi.txt b/qemu/roms/u-boot/doc/device-tree-bindings/exynos/isp-spi.txt deleted file mode 100644 index b8086e82b..000000000 --- a/qemu/roms/u-boot/doc/device-tree-bindings/exynos/isp-spi.txt +++ /dev/null @@ -1,22 +0,0 @@ -Exynos ISP SPI Subsystem - -The device node for ISP SPI subsytem. -Since Peripheral id in EXYNOS is decoded based on Interrupts, currently -ISP SPI have no individual interrupts hence we add ad dummy interrupt node -which will have a value beyond the maximum number of interrupts exynos5 can -support. - -Required properties : - - compatible : Should be "samsung,exynos-spi" for spi. - - reg : Base adrress of the the subsystem. - - interrupts : A value which is beyond the maximum number of interrupts -exynos5 can support. - -Example: -spi@131a0000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "samsung,exynos-spi"; - reg = <0x131a0000 0x30>; - interrupts = <0 129 0>; -}; diff --git a/qemu/roms/u-boot/doc/device-tree-bindings/exynos/sound.txt b/qemu/roms/u-boot/doc/device-tree-bindings/exynos/sound.txt deleted file mode 100644 index 98d1798d0..000000000 --- a/qemu/roms/u-boot/doc/device-tree-bindings/exynos/sound.txt +++ /dev/null @@ -1,27 +0,0 @@ -Exynos Sound Subsystem - -The device node for sound subsytem which contains codec and i2s block -that is a part of Exynos5250 - -Required properties : - - compatible : Should be "samsung,exynos-sound" for sound - - samsung,i2s-epll-clock-frequency : epll clock output frequency in Hz - - samsung,i2s-sampling-rate : sampling rate, default is 48000 - - samsung,i2s-bits-per-sample : sample width, defalut is 16 bit - - samsung,i2s-channels : nummber of channels, default is 2 - - samsung,i2s-lr-clk-framesize : lr clock frame size - - samsung,i2s-bit-clk-framesize : bit clock frame size - - samsung,codec-type : sound codec type - -Example: - -sound@12d60000 { - compatible = "samsung,exynos-sound" - samsung,i2s-epll-clock-frequency = <192000000>; - samsung,i2s-sampling-rate = <48000>; - samsung,i2s-bits-per-sample = <16>; - samsung,i2s-channels = <2>; - samsung,i2s-lr-clk-framesize = <256>; - samsung,i2s-bit-clk-framesize = <32>; - samsung,codec-type = "wm8994"; -}; diff --git a/qemu/roms/u-boot/doc/device-tree-bindings/exynos/tmu.txt b/qemu/roms/u-boot/doc/device-tree-bindings/exynos/tmu.txt deleted file mode 100644 index 89d3bf05f..000000000 --- a/qemu/roms/u-boot/doc/device-tree-bindings/exynos/tmu.txt +++ /dev/null @@ -1,44 +0,0 @@ -Exynos Thermal management Unit - -Required properties: - - - compatible : Should be "samsung,exynos-tmu" for TMU - - samsung,min-temp : Minimum temperature value (25 degree celsius) - - Current temperature of SoC should be more than this value. - - samsung,max-temp : Maximum temperature value (125 degree celsius) - - Current temperature of SoC should be less than this value. - - samsung,start-warning : Temperature at which TMU starts giving warning (degree celsius) - - samsung,start-tripping : Temperature at which TMU shuts down the system (degree celsius) - - samsung,hw-tripping : Temperature at which hardware tripping should happen - in case TMU fails to power off (degree celsius) - - samsung,efuse-min-value : SOC efuse min value (Constant 40) - - efuse-value should be more than this value. - - samsung,efuse-value : SOC actual efuse value (Literal value) - - This is the data trimming info. - - This value is used to calculate measuring error. - - samsung,efuse-max-value : SoC max efuse value (Constant 100) - - efuse-value should be less than this value. - - samsung,slope : Default value 274761730 (Constant 0x1060_8802). - - This is the default value for TMU_CONTROL register. - - It sets the gain of amplifier to the positive-tc generator block. - - It selects thermal tripping mode and enables thermal tripping. - - samsung,dc-value : Measured data calibration value (Constant 25) - - Used for tempearture calculation. - - This is 25 because temperature measured is always above 25 degrees. - - -Example: - -tmu@10060000 { - compatible = "samsung,exynos-tmu" - samsung,min-temp = <25>; - samsung,max-temp = <125>; - samsung,start-warning = <95>; - samsung,start-tripping = <105>; - samsung,hw-tripping = <110>; - samsung,efuse-min-value = <40>; - samsung,efuse-value = <55>; - samsung,efuse-max-value = <100>; - samsung,slope = <274761730>; - samsung,dc-value = <25>; -}; |