1 files changed, 178 insertions, 0 deletions

diff --git a/arch/arm/mach-imx/devices/platform-imx-uart.c b/arch/arm/mach-imx/devices/platform-imx-uart.c
new file mode 100644
index 000000000000..67bf866a2cb6
--- /dev/null
+++ b/arch/arm/mach-imx/devices/platform-imx-uart.c
@@ -0,0 +1,178 @@
+/*
+ * Copyright (C) 2009-2010 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License version 2 as published by the
+ * Free Software Foundation.
+ */
+#include "../hardware.h"
+#include "devices-common.h"
+
+#define imx_imx_uart_3irq_data_entry(soc, _id, _hwid, _size)            \
+        [_id] = {                                                       \
+                .id = _id,                                              \
+                .iobase = soc ## _UART ## _hwid ## _BASE_ADDR,          \
+                .iosize = _size,                                        \
+                .irqrx = soc ## _INT_UART ## _hwid ## RX,               \
+                .irqtx = soc ## _INT_UART ## _hwid ## TX,               \
+                .irqrts = soc ## _INT_UART ## _hwid ## RTS,             \
+        }
+
+#define imx_imx_uart_1irq_data_entry(soc, _id, _hwid, _size)            \
+        [_id] = {                                                       \
+                .id = _id,                                              \
+                .iobase = soc ## _UART ## _hwid ## _BASE_ADDR,          \
+                .iosize = _size,                                        \
+                .irq = soc ## _INT_UART ## _hwid,                       \
+        }
+
+#ifdef CONFIG_SOC_IMX1
+const struct imx_imx_uart_3irq_data imx1_imx_uart_data[] __initconst = {
+#define imx1_imx_uart_data_entry(_id, _hwid)                            \
+        imx_imx_uart_3irq_data_entry(MX1, _id, _hwid, 0xd0)
+        imx1_imx_uart_data_entry(0, 1),
+        imx1_imx_uart_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX1 */
+
+#ifdef CONFIG_SOC_IMX21
+const struct imx_imx_uart_1irq_data imx21_imx_uart_data[] __initconst = {
+#define imx21_imx_uart_data_entry(_id, _hwid)                           \
+        imx_imx_uart_1irq_data_entry(MX21, _id, _hwid, SZ_4K)
+        imx21_imx_uart_data_entry(0, 1),
+        imx21_imx_uart_data_entry(1, 2),
+        imx21_imx_uart_data_entry(2, 3),
+        imx21_imx_uart_data_entry(3, 4),
+};
+#endif
+
+#ifdef CONFIG_SOC_IMX25
+const struct imx_imx_uart_1irq_data imx25_imx_uart_data[] __initconst = {
+#define imx25_imx_uart_data_entry(_id, _hwid)                           \
+        imx_imx_uart_1irq_data_entry(MX25, _id, _hwid, SZ_16K)
+        imx25_imx_uart_data_entry(0, 1),
+        imx25_imx_uart_data_entry(1, 2),
+        imx25_imx_uart_data_entry(2, 3),
+        imx25_imx_uart_data_entry(3, 4),
+        imx25_imx_uart_data_entry(4, 5),
+};
+#endif /* ifdef CONFIG_SOC_IMX25 */
+
+#ifdef CONFIG_SOC_IMX27
+const struct imx_imx_uart_1irq_data imx27_imx_uart_data[] __initconst = {
+#define imx27_imx_uart_data_entry(_id, _hwid)                           \
+        imx_imx_uart_1irq_data_entry(MX27, _id, _hwid, SZ_4K)
+        imx27_imx_uart_data_entry(0, 1),
+        imx27_imx_uart_data_entry(1, 2),
+        imx27_imx_uart_data_entry(2, 3),
+        imx27_imx_uart_data_entry(3, 4),
+        imx27_imx_uart_data_entry(4, 5),
+        imx27_imx_uart_data_entry(5, 6),
+};
+#endif /* ifdef CONFIG_SOC_IMX27 */
+
+#ifdef CONFIG_SOC_IMX31
+const struct imx_imx_uart_1irq_data imx31_imx_uart_data[] __initconst = {
+#define imx31_imx_uart_data_entry(_id, _hwid)                           \
+        imx_imx_uart_1irq_data_entry(MX31, _id, _hwid, SZ_4K)
+        imx31_imx_uart_data_entry(0, 1),
+        imx31_imx_uart_data_entry(1, 2),
+        imx31_imx_uart_data_entry(2, 3),
+        imx31_imx_uart_data_entry(3, 4),
+        imx31_imx_uart_data_entry(4, 5),
+};
+#endif /* ifdef CONFIG_SOC_IMX31 */
+
+#ifdef CONFIG_SOC_IMX35
+const struct imx_imx_uart_1irq_data imx35_imx_uart_data[] __initconst = {
+#define imx35_imx_uart_data_entry(_id, _hwid)                           \
+        imx_imx_uart_1irq_data_entry(MX35, _id, _hwid, SZ_16K)
+        imx35_imx_uart_data_entry(0, 1),
+        imx35_imx_uart_data_entry(1, 2),
+        imx35_imx_uart_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX35 */
+
+#ifdef CONFIG_SOC_IMX50
+const struct imx_imx_uart_1irq_data imx50_imx_uart_data[] __initconst = {
+#define imx50_imx_uart_data_entry(_id, _hwid)                           \
+        imx_imx_uart_1irq_data_entry(MX50, _id, _hwid, SZ_4K)
+        imx50_imx_uart_data_entry(0, 1),
+        imx50_imx_uart_data_entry(1, 2),
+        imx50_imx_uart_data_entry(2, 3),
+        imx50_imx_uart_data_entry(3, 4),
+        imx50_imx_uart_data_entry(4, 5),
+};
+#endif /* ifdef CONFIG_SOC_IMX50 */
+
+#ifdef CONFIG_SOC_IMX51
+const struct imx_imx_uart_1irq_data imx51_imx_uart_data[] __initconst = {
+#define imx51_imx_uart_data_entry(_id, _hwid)                           \
+        imx_imx_uart_1irq_data_entry(MX51, _id, _hwid, SZ_4K)
+        imx51_imx_uart_data_entry(0, 1),
+        imx51_imx_uart_data_entry(1, 2),
+        imx51_imx_uart_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX51 */
+
+#ifdef CONFIG_SOC_IMX53
+const struct imx_imx_uart_1irq_data imx53_imx_uart_data[] __initconst = {
+#define imx53_imx_uart_data_entry(_id, _hwid)                           \
+        imx_imx_uart_1irq_data_entry(MX53, _id, _hwid, SZ_4K)
+        imx53_imx_uart_data_entry(0, 1),
+        imx53_imx_uart_data_entry(1, 2),
+        imx53_imx_uart_data_entry(2, 3),
+        imx53_imx_uart_data_entry(3, 4),
+        imx53_imx_uart_data_entry(4, 5),
+};
+#endif /* ifdef CONFIG_SOC_IMX53 */
+
+struct platform_device *__init imx_add_imx_uart_3irq(
+                const struct imx_imx_uart_3irq_data *data,
+                const struct imxuart_platform_data *pdata)
+{
+        struct resource res[] = {
+                {
+                        .start = data->iobase,
+                        .end = data->iobase + data->iosize - 1,
+                        .flags = IORESOURCE_MEM,
+                }, {
+                        .start = data->irqrx,
+                        .end = data->irqrx,
+                        .flags = IORESOURCE_IRQ,
+                }, {
+                        .start = data->irqtx,
+                        .end = data->irqtx,
+                        .flags = IORESOURCE_IRQ,
+                }, {
+                        .start = data->irqrts,
+                        .end = data->irqrx,
+                        .flags = IORESOURCE_IRQ,
+                },
+        };
+
+        return imx_add_platform_device("imx1-uart", data->id, res,
+                        ARRAY_SIZE(res), pdata, sizeof(*pdata));
+}
+
+struct platform_device *__init imx_add_imx_uart_1irq(
+                const struct imx_imx_uart_1irq_data *data,
+                const struct imxuart_platform_data *pdata)
+{
+        struct resource res[] = {
+                {
+                        .start = data->iobase,
+                        .end = data->iobase + data->iosize - 1,
+                        .flags = IORESOURCE_MEM,
+                }, {
+                        .start = data->irq,
+                        .end = data->irq,
+                        .flags = IORESOURCE_IRQ,
+                },
+        };
+
+        /* i.mx21 type uart runs on all i.mx except i.mx1 */
+        return imx_add_platform_device("imx21-uart", data->id,
+                        res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
+}