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Diffstat (limited to 'kernel/arch/arm/mach-imx/mm-imx1.c')
-rw-r--r--kernel/arch/arm/mach-imx/mm-imx1.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-imx/mm-imx1.c b/kernel/arch/arm/mach-imx/mm-imx1.c
new file mode 100644
index 000000000..e065fedb3
--- /dev/null
+++ b/kernel/arch/arm/mach-imx/mm-imx1.c
@@ -0,0 +1,67 @@
+/*
+ * author: Sascha Hauer
+ * Created: april 20th, 2004
+ * Copyright: Synertronixx GmbH
+ *
+ * Common code for i.MX1 machines
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/pinctrl/machine.h>
+
+#include <asm/mach/map.h>
+
+#include "common.h"
+#include "devices/devices-common.h"
+#include "hardware.h"
+#include "iomux-v1.h"
+
+static struct map_desc imx_io_desc[] __initdata = {
+ imx_map_entry(MX1, IO, MT_DEVICE),
+};
+
+void __init mx1_map_io(void)
+{
+ iotable_init(imx_io_desc, ARRAY_SIZE(imx_io_desc));
+}
+
+void __init imx1_init_early(void)
+{
+ mxc_set_cpu_type(MXC_CPU_MX1);
+ imx_iomuxv1_init(MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR),
+ MX1_NUM_GPIO_PORT);
+}
+
+void __init mx1_init_irq(void)
+{
+ mxc_init_irq(MX1_IO_ADDRESS(MX1_AVIC_BASE_ADDR));
+}
+
+void __init imx1_soc_init(void)
+{
+ mxc_arch_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
+ mxc_device_init();
+
+ mxc_register_gpio("imx1-gpio", 0, MX1_GPIO1_BASE_ADDR, SZ_256,
+ MX1_GPIO_INT_PORTA, 0);
+ mxc_register_gpio("imx1-gpio", 1, MX1_GPIO2_BASE_ADDR, SZ_256,
+ MX1_GPIO_INT_PORTB, 0);
+ mxc_register_gpio("imx1-gpio", 2, MX1_GPIO3_BASE_ADDR, SZ_256,
+ MX1_GPIO_INT_PORTC, 0);
+ mxc_register_gpio("imx1-gpio", 3, MX1_GPIO4_BASE_ADDR, SZ_256,
+ MX1_GPIO_INT_PORTD, 0);
+ imx_add_imx_dma("imx1-dma", MX1_DMA_BASE_ADDR,
+ MX1_DMA_INT, MX1_DMA_ERR);
+ pinctrl_provide_dummies();
+}