summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-imx/mach-imx27.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /arch/arm/mach-imx/mach-imx27.c
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-imx/mach-imx27.c')
-rw-r--r--arch/arm/mach-imx/mach-imx27.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-imx27.c b/arch/arm/mach-imx/mach-imx27.c
new file mode 100644
index 0000000000..ada84fe8a1
--- /dev/null
+++ b/arch/arm/mach-imx/mach-imx27.c
@@ -0,0 +1,63 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright 2012 Sascha Hauer, Pengutronix
+ */
+
+#include <linux/init.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include "common.h"
+#include "hardware.h"
+#include "mx27.h"
+
+/* MX27 memory map definition */
+static struct map_desc imx27_io_desc[] __initdata = {
+ /*
+ * this fixed mapping covers:
+ * - AIPI1
+ * - AIPI2
+ * - AITC
+ * - ROM Patch
+ * - and some reserved space
+ */
+ imx_map_entry(MX27, AIPI, MT_DEVICE),
+ /*
+ * this fixed mapping covers:
+ * - CSI
+ * - ATA
+ */
+ imx_map_entry(MX27, SAHB1, MT_DEVICE),
+ /*
+ * this fixed mapping covers:
+ * - EMI
+ */
+ imx_map_entry(MX27, X_MEMC, MT_DEVICE),
+};
+
+/*
+ * Initialize the memory map. It is called during the
+ * system startup to create static physical to virtual
+ * memory map for the IO modules.
+ */
+static void __init mx27_map_io(void)
+{
+ iotable_init(imx27_io_desc, ARRAY_SIZE(imx27_io_desc));
+}
+
+static void __init imx27_init_early(void)
+{
+ mxc_set_cpu_type(MXC_CPU_MX27);
+}
+
+static const char * const imx27_dt_board_compat[] __initconst = {
+ "fsl,imx27",
+ NULL
+};
+
+DT_MACHINE_START(IMX27_DT, "Freescale i.MX27 (Device Tree Support)")
+ .map_io = mx27_map_io,
+ .init_early = imx27_init_early,
+ .init_late = imx27_pm_init,
+ .dt_compat = imx27_dt_board_compat,
+MACHINE_END