diff options
| author | Vaishnav Achath <vaishnav.a@ti.com> | 2024-02-15 14:25:11 +0530 |
|---|---|---|
| committer | Vignesh Raghavendra <vigneshr@ti.com> | 2024-02-19 09:56:39 +0530 |
| commit | fa646b7096708db6d87b43bedefaddc7c605a9bf (patch) | |
| tree | 6dadeafd376f42a953b1dd11d456b2c935195f6c /arch/arm64/boot/dts/ti | |
| parent | f00c6ead159fb028ac989916ed2999bac2f7d43b (diff) | |
arm64: dts: ti: k3-j784s4-evm: Enable camera peripherals
CSI cameras are controlled using I2C. On J784S4 EVM, this is routed
to I2C-5, so enable the instance and the TCA6408 GPIO expander
on the bus.
J784S4 EVM schematics: https://www.ti.com/lit/zip/sprr458
Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com>
Reviewed-by: Jai Luthra <j-luthra@ti.com>
Link: https://lore.kernel.org/r/20240215085518.552692-3-vaishnav.a@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Diffstat (limited to 'arch/arm64/boot/dts/ti')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts index 57e7cb8ea2b8..bb2558b68381 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts +++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts @@ -297,6 +297,13 @@ >; }; + main_i2c5_pins_default: main-i2c5-default-pins { + pinctrl-single,pins = < + J784S4_IOPAD(0x01c, PIN_INPUT, 8) /* (AG34) MCAN15_TX.I2C5_SCL */ + J784S4_IOPAD(0x018, PIN_INPUT, 8) /* (AK36) MCAN14_RX.I2C5_SDA */ + >; + }; + main_mmc1_pins_default: main-mmc1-default-pins { bootph-all; pinctrl-single,pins = < @@ -761,6 +768,24 @@ }; }; +&main_i2c5 { + pinctrl-names = "default"; + pinctrl-0 = <&main_i2c5_pins_default>; + clock-frequency = <400000>; + status = "okay"; + + exp5: gpio@20 { + compatible = "ti,tca6408"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "CSI2_EXP_RSTZ", "CSI2_EXP_A_GPIO0", + "CSI2_EXP_A_GPIO1", "CSI2_EXP_A_GPIO3", + "CSI2_EXP_B_GPIO1", "CSI2_EXP_B_GPIO2", + "CSI2_EXP_B_GPIO3", "CSI2_EXP_B_GPIO4"; + }; +}; + &main_sdhci0 { bootph-all; /* eMMC */ |