diff options
author | Gregory CLEMENT <gregory.clement@free-electrons.com> | 2017-10-05 12:05:11 -0400 |
---|---|---|
committer | Gregory CLEMENT <gregory.clement@free-electrons.com> | 2017-10-12 09:53:09 -0400 |
commit | a5f5c5bbef3f5b2fb2f095c4ae5fa6a679512878 (patch) | |
tree | b147b835becdefc57afaf75074925b1034ecbbd9 | |
parent | 30571678d853d054d32782ae51684500a0fa3a11 (diff) |
arm64: dts: marvell: 7040-db: Document the gpio expander
Document all the GPIO of the expander based on the schematics
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
-rw-r--r-- | arch/arm64/boot/dts/marvell/armada-7040-db.dts | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/marvell/armada-7040-db.dts b/arch/arm64/boot/dts/marvell/armada-7040-db.dts index 8f3b395c786c..18a75fad1e8d 100644 --- a/arch/arm64/boot/dts/marvell/armada-7040-db.dts +++ b/arch/arm64/boot/dts/marvell/armada-7040-db.dts | |||
@@ -143,6 +143,16 @@ | |||
143 | gpio-controller; | 143 | gpio-controller; |
144 | #gpio-cells = <2>; | 144 | #gpio-cells = <2>; |
145 | reg = <0x21>; | 145 | reg = <0x21>; |
146 | /* | ||
147 | * IO0_0: USB3_PWR_EN0 IO1_0: USB_3_1_Dev_Detect | ||
148 | * IO0_1: USB3_PWR_EN1 IO1_1: USB2_1_current_limit | ||
149 | * IO0_2: DDR3_4_Detect IO1_2: Hcon_IO_RstN | ||
150 | * IO0_3: USB2_DEVICE_DETECT | ||
151 | * IO0_4: GPIO_0 IO1_4: SD_Status | ||
152 | * IO0_5: GPIO_1 IO1_5: LDO_5V_Enable | ||
153 | * IO0_6: IHB_5V_Enable IO1_6: PWR_EN_eMMC | ||
154 | * IO0_7: IO1_7: SDIO_Vcntrl | ||
155 | */ | ||
146 | }; | 156 | }; |
147 | }; | 157 | }; |
148 | 158 | ||