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Diffstat (limited to 'arch/arm/mach-imx/devices/platform-imx-uart.c')
-rw-r--r--arch/arm/mach-imx/devices/platform-imx-uart.c178
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 00000000000..67bf866a2cb
--- /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));
+}