From 09a0122c74ec076e08512f1b00b7ccb8a450282f Mon Sep 17 00:00:00 2001
From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Tue, 29 Nov 2016 10:15:43 +0000
Subject: ARM: dts: armada388-clearfog: document MPP usage

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 arch/arm/boot/dts/armada-388-clearfog-base.dts | 51 ++++++++++++++++++++++++++
 arch/arm/boot/dts/armada-388-clearfog.dts      | 50 +++++++++++++++++++++++++
 2 files changed, 101 insertions(+)

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