From e82c880a053687ef7684b79819403e32b51ac99c Mon Sep 17 00:00:00 2001
From: Sascha Hauer <s.hauer@pengutronix.de>
Date: Thu, 12 Sep 2019 13:11:05 +0200
Subject: ARM: i.MX23 Chumby: Check machine type in initcalls

Check for the right machine type in initcalls before executing them to
make the board multi image safe.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 arch/arm/boards/chumby_falconwing/falconwing.c | 7 +++++++
 arch/arm/boards/chumby_falconwing/lowlevel.c   | 3 ++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boards/chumby_falconwing/falconwing.c b/arch/arm/boards/chumby_falconwing/falconwing.c
index 5554b78d6d..f218058f88 100644
--- a/arch/arm/boards/chumby_falconwing/falconwing.c
+++ b/arch/arm/boards/chumby_falconwing/falconwing.c
@@ -22,6 +22,7 @@
 #include <linux/sizes.h>
 #include <usb/ehci.h>
 #include <asm/armlinux.h>
+#include <asm/barebox-arm.h>
 #include <io.h>
 #include <asm/mmu.h>
 #include <generated/mach-types.h>
@@ -278,6 +279,9 @@ static int falconwing_devices_init(void)
 {
 	int i;
 
+	if (barebox_arm_machine() != MACH_TYPE_CHUMBY)
+		return 0;
+
 	/* initizalize gpios */
 	for (i = 0; i < ARRAY_SIZE(pad_setup); i++)
 		imx_gpio_mode(pad_setup[i]);
@@ -300,6 +304,9 @@ device_initcall(falconwing_devices_init);
 
 static int falconwing_console_init(void)
 {
+	if (barebox_arm_machine() != MACH_TYPE_CHUMBY)
+		return 0;
+
 	barebox_set_model("Chumby Falconwing");
 	barebox_set_hostname("falconwing");
 
diff --git a/arch/arm/boards/chumby_falconwing/lowlevel.c b/arch/arm/boards/chumby_falconwing/lowlevel.c
index 50bacc620f..ee287eccdf 100644
--- a/arch/arm/boards/chumby_falconwing/lowlevel.c
+++ b/arch/arm/boards/chumby_falconwing/lowlevel.c
@@ -3,9 +3,10 @@
 #include <asm/barebox-arm-head.h>
 #include <asm/barebox-arm.h>
 #include <mach/imx23-regs.h>
+#include <generated/mach-types.h>
 
 void __naked barebox_arm_reset_vector(uint32_t r0, uint32_t r1, uint32_t r2)
 {
 	arm_cpu_lowlevel_init();
-	barebox_arm_entry(IMX_MEMORY_BASE, SZ_64M, NULL);
+	barebox_arm_entry(IMX_MEMORY_BASE, SZ_64M, (void *)MACH_TYPE_CHUMBY);
 }
-- 
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