Replace the A20 kernel config with a generic ALLWINNER kernel config that

supports A20, A31, and A31S. Adds support for the BananaPi M2 (A31S) board.

Submitted by:		Emmanuel Vadot <manu@bidouilliste.com>
Reviewed by:		jmcneill
Differential Revision:	https://reviews.freebsd.org/D5580

release/arm/BANANAPI.conf

@@ -7,7 +7,7 @@ EMBEDDEDBUILD=1
 EMBEDDED_TARGET="arm"
 EMBEDDED_TARGET_ARCH="armv6"
 EMBEDDEDPORTS="sysutils/u-boot-bananapi"
-KERNEL="A20"
+KERNEL="ALLWINNER"
 WORLD_FLAGS="${WORLD_FLAGS} UBLDR_LOADADDR=0x42000000"
 IMAGE_SIZE="1G"
 PART_SCHEME="MBR"

release/arm/CUBIEBOARD2.conf

@@ -7,7 +7,7 @@ EMBEDDEDBUILD=1
 EMBEDDED_TARGET="arm"
 EMBEDDED_TARGET_ARCH="armv6"
 EMBEDDEDPORTS="sysutils/u-boot-cubieboard2"
-KERNEL="A20"
+KERNEL="ALLWINNER"
 WORLD_FLAGS="${WORLD_FLAGS} UBLDR_LOADADDR=0x42000000"
 IMAGE_SIZE="1G"
 PART_SCHEME="MBR"

sys/arm/allwinner/a10_padconf.c

@@ -35,6 +35,8 @@ __FBSDID("$FreeBSD$");
 
 #include <arm/allwinner/allwinner_pinctrl.h>
 
+#ifdef SOC_ALLWINNER_A10
+
 const static struct allwinner_pins a10_pins[] = {
 	{"PA0",  0, 0,  {"gpio_in", "gpio_out", "emac", "spi1", "uart2", NULL, NULL, NULL}},
 	{"PA1",  0, 1,  {"gpio_in", "gpio_out", "emac", "spi1", "uart2", NULL, NULL, NULL}},
@@ -225,3 +227,5 @@ const struct allwinner_padconf a10_padconf = {
 	.npins = sizeof(a10_pins) / sizeof(struct allwinner_pins),
 	.pins = a10_pins,
 };
+
+#endif /* SOC_ALLWINNER_A10 */

sys/arm/allwinner/a20/a20_padconf.c

@@ -35,6 +35,8 @@ __FBSDID("$FreeBSD$");
 
 #include <arm/allwinner/allwinner_pinctrl.h>
 
+#ifdef SOC_ALLWINNER_A20
+
 const static struct allwinner_pins a20_pins[] = {
 	{"PA0",  0, 0,  {"gpio_in", "gpio_out", "emac", "spi1", "uart2", "gmac", NULL, NULL}},
 	{"PA1",  0, 1,  {"gpio_in", "gpio_out", "emac", "spi1", "uart2", "gmac", NULL, NULL}},
@@ -225,3 +227,5 @@ const struct allwinner_padconf a20_padconf = {
 	.npins = sizeof(a20_pins) / sizeof(struct allwinner_pins),
 	.pins = a20_pins,
 };
+
+#endif /* SOC_ALLWINNER_A20 */

sys/arm/allwinner/a20/files.a20

@@ -1,5 +1,3 @@
 # $FreeBSD$
 
 arm/allwinner/a20/a20_padconf.c		standard
-arm/allwinner/aw_mp.c			optional	smp
-arm/allwinner/a20/a20_if_dwc.c		optional	dwc

sys/arm/allwinner/a31/a31_padconf.c

@@ -35,6 +35,8 @@ __FBSDID("$FreeBSD$");
 
 #include <arm/allwinner/allwinner_pinctrl.h>
 
+#ifdef SOC_ALLWINNER_A31
+
 const static struct allwinner_pins a31_pins[] = {
 	{"PA0",  0, 0,  {"gpio_in", "gpio_out", "gmac", "lcd1", "uart1", NULL, NULL, NULL}},
 	{"PA1",  0, 1,  {"gpio_in", "gpio_out", "gmac", "lcd1", "uart1", NULL, NULL, NULL}},
@@ -214,3 +216,5 @@ const struct allwinner_padconf a31_padconf = {
 	.npins = nitems(a31_pins),
 	.pins = a31_pins,
 };
+
+#endif /* SOC_ALLWINNER_A31 */

sys/arm/allwinner/a31/a31s_padconf.c

@@ -35,6 +35,8 @@ __FBSDID("$FreeBSD$");
 
 #include <arm/allwinner/allwinner_pinctrl.h>
 
+#ifdef SOC_ALLWINNER_A31S
+
 const static struct allwinner_pins a31s_pins[] = {
 	{"PA0",  0, 0,  {"gpio_in", "gpio_out", "gmac", NULL, "uart1", NULL, NULL, NULL}},
 	{"PA1",  0, 1,  {"gpio_in", "gpio_out", "gmac", NULL, "uart1", NULL, NULL, NULL}},
@@ -194,3 +196,5 @@ const struct allwinner_padconf a31s_padconf = {
 	.npins = nitems(a31s_pins),
 	.pins = a31s_pins,
 };
+
+#endif /* SOC_ALLWINNER_A31S */

sys/arm/allwinner/a31/files.a31

@@ -0,0 +1,4 @@
+# $FreeBSD$
+
+arm/allwinner/a31/a31_padconf.c		standard
+arm/allwinner/a31/a31s_padconf.c	standard

sys/arm/allwinner/a31/std.a31

@@ -0,0 +1,15 @@
+# Allwinner A31 common options
+#$FreeBSD$
+
+cpu		CPU_CORTEXA
+machine 	arm armv6
+makeoptions	CONF_CFLAGS="-march=armv7a"
+
+makeoptions	KERNVIRTADDR=0xc0200000
+options 	KERNVIRTADDR=0xc0200000
+
+options 	IPI_IRQ_START=0
+options 	IPI_IRQ_END=15
+
+files		"../allwinner/files.allwinner"
+files		"../allwinner/a31/files.a31"

sys/arm/allwinner/files.allwinner

@@ -10,10 +10,12 @@ arm/allwinner/aw_usbphy.c		optional	ehci
 arm/allwinner/a10_gpio.c		optional	gpio
 arm/allwinner/a10_mmc.c			optional	mmc
 arm/allwinner/a10_sramc.c		standard
+arm/allwinner/aw_if_dwc.c		optional	dwc
 arm/allwinner/aw_rtc.c			standard
 arm/allwinner/aw_wdog.c			standard
 arm/allwinner/a20/a20_cpu_cfg.c 	standard
 arm/allwinner/allwinner_machdep.c	standard
+arm/allwinner/aw_mp.c			optional	smp
 arm/allwinner/axp209.c			optional	axp209
 arm/allwinner/if_emac.c			optional	emac
 arm/allwinner/sunxi_dma_if.m		standard

sys/arm/allwinner/std.allwinner

@@ -0,0 +1,16 @@
+# Allwinner common options
+#$FreeBSD$
+
+cpu		CPU_CORTEXA
+machine 	arm armv6
+makeoptions	CONF_CFLAGS="-march=armv7a"
+
+makeoptions	KERNVIRTADDR=0xc0200000
+options 	KERNVIRTADDR=0xc0200000
+
+options 	IPI_IRQ_START=0
+options 	IPI_IRQ_END=15
+
+files		"../allwinner/files.allwinner"
+files		"../allwinner/a20/files.a20"
+files		"../allwinner/a31/files.a31"

sys/arm/conf/ALLWINNER

@@ -1,5 +1,5 @@
 #
-# A20 -- Custom configuration for the Allwinner A20 ARM SoC
+# ALLWINNER -- Custom configuration for the Allwinner A20 and A31 ARM SoC
 #
 # For more information on this file, please read the config(5) manual page,
 # and/or the handbook section on Kernel Configuration Files:
@@ -18,14 +18,16 @@
 #
 # $FreeBSD$
 
-ident		A20
+ident		ALLWINNER
 
 include 	"std.armv6"
-include 	"../allwinner/a20/std.a20"
+include 	"../allwinner/std.allwinner"
 
 options 	INTRNG
 
 options 	SOC_ALLWINNER_A20
+options 	SOC_ALLWINNER_A31
+options 	SOC_ALLWINNER_A31S
 
 options 	HZ=100
 options 	SCHED_ULE		# ULE scheduler
@@ -56,7 +58,7 @@ options 	WITNESS_SKIPSPIN	# Don't run witness on spinlocks for speed
 #options 	BOOTP_WIRED_TO=dwc0
 
 # EXT_RESOURCES pseudo devices
-options		EXT_RESOURCES
+options 	EXT_RESOURCES
 device		clk
 device		phy
 device		hwreset
@@ -125,9 +127,6 @@ device		miibus
 # Sound support
 device		sound
 
-# Pinmux
-device		fdt_pinctrl
-
 # Framebuffer support
 device		vt
 device		kbdmux
@@ -136,6 +135,9 @@ device		ukbd
 device		videomode
 device		hdmi
 
+# Pinmux
+device		fdt_pinctrl
+
 # Flattened Device Tree
 options 	FDT			# Configure using FDT/DTB data
 makeoptions	MODULES_EXTRA=dtb/allwinner

sys/boot/fdt/dts/arm/bananapim2.dts

@@ -0,0 +1,33 @@
+/*-
+ * Copyright (c) 2016 Emmanuel Vadot <manu@bidouilliste.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * 
+ * $FreeBSD$
+ */
+
+#include "sun6i-a31s-sinovoip-bpi-m2.dts"
+
+&mmc2 {
+	status = "disabled";
+};

sys/modules/dtb/allwinner/Makefile

@@ -2,6 +2,7 @@
 # All the dts files for allwinner systems we support.
 DTS=	\
 	bananapi.dts \
+	bananapim2.dts \
 	cubieboard.dts \
 	cubieboard2.dts \
 	olimex-a20-som-evb.dts \