1 files changed, 118 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices/platform-imx-ssi.c b/arch/arm/mach-imx/devices/platform-imx-ssi.c
new file mode 100644
index 0000000..bfcb8f3
--- /dev/null
+++ b/arch/arm/mach-imx/devices/platform-imx-ssi.c
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 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_ssi_data_entry(soc, _id, _hwid, _size)			\
+	[_id] = {							\
+		.id = _id,						\
+		.iobase = soc ## _SSI ## _hwid ## _BASE_ADDR,		\
+		.iosize = _size,					\
+		.irq = soc ## _INT_SSI ## _hwid,			\
+		.dmatx0 = soc ## _DMA_REQ_SSI ## _hwid ## _TX0,		\
+		.dmarx0 = soc ## _DMA_REQ_SSI ## _hwid ## _RX0,		\
+		.dmatx1 = soc ## _DMA_REQ_SSI ## _hwid ## _TX1,		\
+		.dmarx1 = soc ## _DMA_REQ_SSI ## _hwid ## _RX1,		\
+	}
+
+#ifdef CONFIG_SOC_IMX21
+const struct imx_imx_ssi_data imx21_imx_ssi_data[] __initconst = {
+#define imx21_imx_ssi_data_entry(_id, _hwid)				\
+	imx_imx_ssi_data_entry(MX21, _id, _hwid, SZ_4K)
+	imx21_imx_ssi_data_entry(0, 1),
+	imx21_imx_ssi_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX21 */
+
+#ifdef CONFIG_SOC_IMX25
+const struct imx_imx_ssi_data imx25_imx_ssi_data[] __initconst = {
+#define imx25_imx_ssi_data_entry(_id, _hwid)				\
+	imx_imx_ssi_data_entry(MX25, _id, _hwid, SZ_4K)
+	imx25_imx_ssi_data_entry(0, 1),
+	imx25_imx_ssi_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX25 */
+
+#ifdef CONFIG_SOC_IMX27
+const struct imx_imx_ssi_data imx27_imx_ssi_data[] __initconst = {
+#define imx27_imx_ssi_data_entry(_id, _hwid)				\
+	imx_imx_ssi_data_entry(MX27, _id, _hwid, SZ_4K)
+	imx27_imx_ssi_data_entry(0, 1),
+	imx27_imx_ssi_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX27 */
+
+#ifdef CONFIG_SOC_IMX31
+const struct imx_imx_ssi_data imx31_imx_ssi_data[] __initconst = {
+#define imx31_imx_ssi_data_entry(_id, _hwid)				\
+	imx_imx_ssi_data_entry(MX31, _id, _hwid, SZ_4K)
+	imx31_imx_ssi_data_entry(0, 1),
+	imx31_imx_ssi_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX31 */
+
+#ifdef CONFIG_SOC_IMX35
+const struct imx_imx_ssi_data imx35_imx_ssi_data[] __initconst = {
+#define imx35_imx_ssi_data_entry(_id, _hwid)				\
+	imx_imx_ssi_data_entry(MX35, _id, _hwid, SZ_4K)
+	imx35_imx_ssi_data_entry(0, 1),
+	imx35_imx_ssi_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX35 */
+
+#ifdef CONFIG_SOC_IMX51
+const struct imx_imx_ssi_data imx51_imx_ssi_data[] __initconst = {
+#define imx51_imx_ssi_data_entry(_id, _hwid)				\
+	imx_imx_ssi_data_entry(MX51, _id, _hwid, SZ_16K)
+	imx51_imx_ssi_data_entry(0, 1),
+	imx51_imx_ssi_data_entry(1, 2),
+	imx51_imx_ssi_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX51 */
+
+#ifdef CONFIG_SOC_IMX53
+const struct imx_imx_ssi_data imx53_imx_ssi_data[] __initconst = {
+#define imx53_imx_ssi_data_entry(_id, _hwid)				\
+	imx_imx_ssi_data_entry(MX53, _id, _hwid, SZ_16K)
+	imx53_imx_ssi_data_entry(0, 1),
+	imx53_imx_ssi_data_entry(1, 2),
+	imx53_imx_ssi_data_entry(2, 3),
+};
+#endif /* ifdef CONFIG_SOC_IMX53 */
+
+struct platform_device *__init imx_add_imx_ssi(
+		const struct imx_imx_ssi_data *data,
+		const struct imx_ssi_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,
+		},
+#define DMARES(_name) {							\
+	.name = #_name,							\
+	.start = data->dma ## _name,					\
+	.end = data->dma ## _name,					\
+	.flags = IORESOURCE_DMA,					\
+}
+		DMARES(tx0),
+		DMARES(rx0),
+		DMARES(tx1),
+		DMARES(rx1),
+	};
+
+	return imx_add_platform_device("imx-ssi", data->id,
+			res, ARRAY_SIZE(res),
+			pdata, sizeof(*pdata));
+}