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-rw-r--r--arch/arm/mach-imx/devices/platform-imx-i2c.c128
1 files changed, 128 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices/platform-imx-i2c.c b/arch/arm/mach-imx/devices/platform-imx-i2c.c
new file mode 100644
index 0000000..8e30e57
--- /dev/null
+++ b/arch/arm/mach-imx/devices/platform-imx-i2c.c
@@ -0,0 +1,128 @@
+/*
+ * 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_i2c_data_entry_single(soc, _devid, _id, _hwid, _size) \
+ { \
+ .devid = _devid, \
+ .id = _id, \
+ .iobase = soc ## _I2C ## _hwid ## _BASE_ADDR, \
+ .iosize = _size, \
+ .irq = soc ## _INT_I2C ## _hwid, \
+ }
+
+#define imx_imx_i2c_data_entry(soc, _devid, _id, _hwid, _size) \
+ [_id] = imx_imx_i2c_data_entry_single(soc, _devid, _id, _hwid, _size)
+
+#ifdef CONFIG_SOC_IMX1
+const struct imx_imx_i2c_data imx1_imx_i2c_data __initconst =
+ imx_imx_i2c_data_entry_single(MX1, "imx1-i2c", 0, , SZ_4K);
+#endif /* ifdef CONFIG_SOC_IMX1 */
+
+#ifdef CONFIG_SOC_IMX21
+const struct imx_imx_i2c_data imx21_imx_i2c_data __initconst =
+ imx_imx_i2c_data_entry_single(MX21, "imx21-i2c", 0, , SZ_4K);
+#endif /* ifdef CONFIG_SOC_IMX21 */
+
+#ifdef CONFIG_SOC_IMX25
+const struct imx_imx_i2c_data imx25_imx_i2c_data[] __initconst = {
+#define imx25_imx_i2c_data_entry(_id, _hwid) \
+ imx_imx_i2c_data_entry(MX25, "imx21-i2c", _id, _hwid, SZ_16K)
+ imx25_imx_i2c_data_entry(0, 1),
+ imx25_imx_i2c_data_entry(1, 2),
+ imx25_imx_i2c_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX25 */
+
+#ifdef CONFIG_SOC_IMX27
+const struct imx_imx_i2c_data imx27_imx_i2c_data[] __initconst = {
+#define imx27_imx_i2c_data_entry(_id, _hwid) \
+ imx_imx_i2c_data_entry(MX27, "imx21-i2c", _id, _hwid, SZ_4K)
+ imx27_imx_i2c_data_entry(0, 1),
+ imx27_imx_i2c_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX27 */
+
+#ifdef CONFIG_SOC_IMX31
+const struct imx_imx_i2c_data imx31_imx_i2c_data[] __initconst = {
+#define imx31_imx_i2c_data_entry(_id, _hwid) \
+ imx_imx_i2c_data_entry(MX31, "imx21-i2c", _id, _hwid, SZ_4K)
+ imx31_imx_i2c_data_entry(0, 1),
+ imx31_imx_i2c_data_entry(1, 2),
+ imx31_imx_i2c_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX31 */
+
+#ifdef CONFIG_SOC_IMX35
+const struct imx_imx_i2c_data imx35_imx_i2c_data[] __initconst = {
+#define imx35_imx_i2c_data_entry(_id, _hwid) \
+ imx_imx_i2c_data_entry(MX35, "imx21-i2c", _id, _hwid, SZ_4K)
+ imx35_imx_i2c_data_entry(0, 1),
+ imx35_imx_i2c_data_entry(1, 2),
+ imx35_imx_i2c_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX35 */
+
+#ifdef CONFIG_SOC_IMX50
+const struct imx_imx_i2c_data imx50_imx_i2c_data[] __initconst = {
+#define imx50_imx_i2c_data_entry(_id, _hwid) \
+ imx_imx_i2c_data_entry(MX50, "imx21-i2c", _id, _hwid, SZ_4K)
+ imx50_imx_i2c_data_entry(0, 1),
+ imx50_imx_i2c_data_entry(1, 2),
+ imx50_imx_i2c_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX51 */
+
+#ifdef CONFIG_SOC_IMX51
+const struct imx_imx_i2c_data imx51_imx_i2c_data[] __initconst = {
+#define imx51_imx_i2c_data_entry(_id, _hwid) \
+ imx_imx_i2c_data_entry(MX51, "imx21-i2c", _id, _hwid, SZ_4K)
+ imx51_imx_i2c_data_entry(0, 1),
+ imx51_imx_i2c_data_entry(1, 2),
+ {
+ .devid = "imx21-i2c",
+ .id = 2,
+ .iobase = MX51_HSI2C_DMA_BASE_ADDR,
+ .iosize = SZ_16K,
+ .irq = MX51_INT_HS_I2C,
+ },
+};
+#endif /* ifdef CONFIG_SOC_IMX51 */
+
+#ifdef CONFIG_SOC_IMX53
+const struct imx_imx_i2c_data imx53_imx_i2c_data[] __initconst = {
+#define imx53_imx_i2c_data_entry(_id, _hwid) \
+ imx_imx_i2c_data_entry(MX53, "imx21-i2c", _id, _hwid, SZ_4K)
+ imx53_imx_i2c_data_entry(0, 1),
+ imx53_imx_i2c_data_entry(1, 2),
+ imx53_imx_i2c_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX53 */
+
+struct platform_device *__init imx_add_imx_i2c(
+ const struct imx_imx_i2c_data *data,
+ const struct imxi2c_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,
+ },
+ };
+
+ return imx_add_platform_device(data->devid, data->id,
+ res, ARRAY_SIZE(res),
+ pdata, sizeof(*pdata));
+}