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124 lines
2.9 KiB
124 lines
2.9 KiB
From 09a0122c74ec076e08512f1b00b7ccb8a450282f Mon Sep 17 00:00:00 2001
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From: Russell King <rmk+kernel@arm.linux.org.uk>
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Date: Tue, 29 Nov 2016 10:15:43 +0000
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Subject: ARM: dts: armada388-clearfog: document MPP usage
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Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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---
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arch/arm/boot/dts/armada-388-clearfog-base.dts | 51 ++++++++++++++++++++++++++
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arch/arm/boot/dts/armada-388-clearfog.dts | 50 +++++++++++++++++++++++++
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2 files changed, 101 insertions(+)
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--- a/arch/arm/boot/dts/armada-388-clearfog-base.dts
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+++ b/arch/arm/boot/dts/armada-388-clearfog-base.dts
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@@ -108,3 +108,54 @@
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marvell,function = "gpio";
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};
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};
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+
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+/*
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+MPP
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+18: pu gpio pca9655 int
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+19: gpio phy reset
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+20: pu gpio sd0 detect
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+21: sd0:cmd
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+22: pd gpio mikro int
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+23:
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+
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+24: ua1:rxd mikro rx
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+25: ua1:txd mikro tx
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+26: pu i2c1:sck
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+27: pu i2c1:sda
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+28: sd0:clk
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+29: pd gpio mikro rst
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+30:
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+31:
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+
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+32:
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+33:
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+34:
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+35:
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+36:
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+37: sd0:d3
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+38: sd0:d0
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+39: sd0:d1
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+
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+40: sd0:d2
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+41:
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+42:
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+43: spi1:cs2 mikro cs
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+44: gpio rear button sw3
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+45: ref:clk_out0 phy#0 clock
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+46: ref:clk_out1 phy#1 clock
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+47:
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+
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+48: gpio J18 spare gpio
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+49: gpio U10 I2C_IRQ(GNSS)
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+50: gpio board id?
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+51:
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+52:
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+53:
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+54: gpio mikro pwm
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+55:
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+
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+56: pu spi1:mosi mikro mosi
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+57: pd spi1:sck mikro sck
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+58: spi1:miso mikro miso
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+59:
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+*/
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--- a/arch/arm/boot/dts/armada-388-clearfog.dts
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+++ b/arch/arm/boot/dts/armada-388-clearfog.dts
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@@ -290,3 +290,53 @@
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*/
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pinctrl-0 = <&spi1_pins &clearfog_spi1_cs_pins &mikro_spi_pins>;
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};
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+/*
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++#define A38x_CUSTOMER_BOARD_1_MPP16_23 0x00400011
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+MPP18: gpio ? (pca9655 int?)
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+MPP19: gpio ? (clkreq?)
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+MPP20: gpio ? (sd0 detect)
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+MPP21: sd0:cmd x sd0
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+MPP22: gpio x mikro int
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+MPP23: gpio x switch irq
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++#define A38x_CUSTOMER_BOARD_1_MPP24_31 0x22043333
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+MPP24: ua1:rxd x mikro rx
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+MPP25: ua1:txd x mikro tx
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+MPP26: i2c1:sck x mikro sck
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+MPP27: i2c1:sda x mikro sda
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+MPP28: sd0:clk x sd0
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+MPP29: gpio x mikro rst
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+MPP30: ge1:txd2 ? (config)
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+MPP31: ge1:txd3 ? (config)
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++#define A38x_CUSTOMER_BOARD_1_MPP32_39 0x44400002
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+MPP32: ge1:txctl ? (unused)
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+MPP33: gpio ? (pic_com0)
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+MPP34: gpio x rear button (pic_com1)
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+MPP35: gpio ? (pic_com2)
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+MPP36: gpio ? (unused)
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+MPP37: sd0:d3 x sd0
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+MPP38: sd0:d0 x sd0
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+MPP39: sd0:d1 x sd0
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++#define A38x_CUSTOMER_BOARD_1_MPP40_47 0x41144004
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+MPP40: sd0:d2 x sd0
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+MPP41: gpio x switch reset
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+MPP42: gpio ? sw1-1
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+MPP43: spi1:cs2 x mikro cs
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+MPP44: sata3:prsnt ? (unused)
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+MPP45: ref:clk_out0 ?
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+MPP46: ref:clk_out1 x switch clk
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+MPP47: 4 ? (unused)
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++#define A38x_CUSTOMER_BOARD_1_MPP48_55 0x40333333
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+MPP48: tdm:pclk
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+MPP49: tdm:fsync
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+MPP50: tdm:drx
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+MPP51: tdm:dtx
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+MPP52: tdm:int
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+MPP53: tdm:rst
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+MPP54: gpio ? (pwm)
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+MPP55: spi1:cs1 x slic
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++#define A38x_CUSTOMER_BOARD_1_MPP56_63 0x00004444
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+MPP56: spi1:mosi x mikro mosi
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+MPP57: spi1:sck x mikro sck
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+MPP58: spi1:miso x mikro miso
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+MPP59: spi1:cs0 x w25q32
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+*/
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