diff options
| -rw-r--r-- | arch/arm/boot/dts/tegra30-cardhu-a02.dts | 11 | ||||
| -rw-r--r-- | arch/arm/boot/dts/tegra30-cardhu-a04.dts | 10 | ||||
| -rw-r--r-- | arch/arm/boot/dts/tegra30-cardhu.dtsi (renamed from arch/arm/boot/dts/tegra30-cardhu.dts) | 25 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/Makefile.boot | 3 |
4 files changed, 46 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/tegra30-cardhu-a02.dts b/arch/arm/boot/dts/tegra30-cardhu-a02.dts new file mode 100644 index 000000000000..dd870b7f188b --- /dev/null +++ b/arch/arm/boot/dts/tegra30-cardhu-a02.dts @@ -0,0 +1,11 @@ +/dts-v1/; + +/include/ "tegra30-cardhu.dtsi" + +/* This dts file support the cardhu A02 version of board */ + +/ { + model = "NVIDIA Tegra30 Cardhu A02 evaluation board"; + compatible = "nvidia,cardhu-a02", "nvidia,cardhu", "nvidia,tegra30"; +}; + diff --git a/arch/arm/boot/dts/tegra30-cardhu-a04.dts b/arch/arm/boot/dts/tegra30-cardhu-a04.dts new file mode 100644 index 000000000000..a4cae6c16ddf --- /dev/null +++ b/arch/arm/boot/dts/tegra30-cardhu-a04.dts @@ -0,0 +1,10 @@ +/dts-v1/; + +/include/ "tegra30-cardhu.dtsi" + +/* This dts file support the cardhu A04 and later versions of board */ + +/ { + model = "NVIDIA Tegra30 Cardhu A04 (A05, A06, A07) evaluation board"; + compatible = "nvidia,cardhu-a04", "nvidia,cardhu", "nvidia,tegra30"; +}; diff --git a/arch/arm/boot/dts/tegra30-cardhu.dts b/arch/arm/boot/dts/tegra30-cardhu.dtsi index 6f9daaead5f9..ba38527fcb7f 100644 --- a/arch/arm/boot/dts/tegra30-cardhu.dts +++ b/arch/arm/boot/dts/tegra30-cardhu.dtsi @@ -1,7 +1,28 @@ -/dts-v1/; - /include/ "tegra30.dtsi" +/** + * This file contains common DT entry for all fab version of Cardhu. + * There is multiple fab version of Cardhu starting from A01 to A07. + * Cardhu fab version A01 and A03 are not supported. Cardhu fab version + * A02 will have different sets of GPIOs for fixed regulator compare to + * Cardhu fab version A04. The Cardhu fab version A05, A06, A07 are + * compatible with fab version A04. Based on Cardhu fab version, the + * related dts file need to be chosen like for Cardhu fab version A02, + * use tegra30-cardhu-a02.dts, Cardhu fab version A04 and later, use + * tegra30-cardhu-a04.dts. + * The identification of board is done in two ways, by looking the sticker + * on PCB and by reading board id eeprom. + * The stciker will have number like 600-81291-1000-002 C.3. In this 4th + * number is the fab version like here it is 002 and hence fab version A02. + * The (downstream internal) U-Boot of Cardhu display the board-id as + * follows: + * BoardID: 0C5B, SKU: 0A01, Fab: 02, Rev: 45.00 + * In this Fab version is 02 i.e. A02. + * The BoardID I2C eeprom is interfaced through i2c5 (pwr_i2c address 0x56). + * The location 0x8 of this eeprom contains the Fab version. It is 1 byte + * wide. + */ + / { model = "NVIDIA Tegra30 Cardhu evaluation board"; compatible = "nvidia,cardhu", "nvidia,tegra30"; diff --git a/arch/arm/mach-tegra/Makefile.boot b/arch/arm/mach-tegra/Makefile.boot index 7a1bb62ddcf0..6e3520725b06 100644 --- a/arch/arm/mach-tegra/Makefile.boot +++ b/arch/arm/mach-tegra/Makefile.boot @@ -8,4 +8,5 @@ dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20-seaboard.dtb dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20-trimslice.dtb dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20-ventana.dtb dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20-whistler.dtb -dtb-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30-cardhu.dtb +dtb-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30-cardhu-a02.dtb +dtb-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30-cardhu-a04.dtb |