ARM: Merge for-2635/s5p-dma

Merge branch 'for-2635/s5p-dma' into for-linus/samsung2

Conflicts:
	arch/arm/mach-s5pv210/Makefile

2 files changed, 110 insertions, 0 deletions

diff --git a/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
new file mode 100644
index 00000000000..5fe6721b57f
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2010 Samsung Electronics Co. Ltd.
+ *	Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * 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.
+ */
+
+#ifndef	__S3C_DMA_PL330_H_
+#define	__S3C_DMA_PL330_H_
+
+#define S3C2410_DMAF_AUTOSTART		(1 << 0)
+#define S3C2410_DMAF_CIRCULAR		(1 << 1)
+
+/*
+ * PL330 can assign any channel to communicate with
+ * any of the peripherals attched to the DMAC.
+ * For the sake of consistency across client drivers,
+ * We keep the channel names unchanged and only add
+ * missing peripherals are added.
+ * Order is not important since S3C PL330 API driver
+ * use these just as IDs.
+ */
+enum dma_ch {
+	DMACH_UART0_RX,
+	DMACH_UART0_TX,
+	DMACH_UART1_RX,
+	DMACH_UART1_TX,
+	DMACH_UART2_RX,
+	DMACH_UART2_TX,
+	DMACH_UART3_RX,
+	DMACH_UART3_TX,
+	DMACH_IRDA,
+	DMACH_I2S0_RX,
+	DMACH_I2S0_TX,
+	DMACH_I2S0S_TX,
+	DMACH_I2S1_RX,
+	DMACH_I2S1_TX,
+	DMACH_I2S2_RX,
+	DMACH_I2S2_TX,
+	DMACH_SPI0_RX,
+	DMACH_SPI0_TX,
+	DMACH_SPI1_RX,
+	DMACH_SPI1_TX,
+	DMACH_SPI2_RX,
+	DMACH_SPI2_TX,
+	DMACH_AC97_MICIN,
+	DMACH_AC97_PCMIN,
+	DMACH_AC97_PCMOUT,
+	DMACH_EXTERNAL,
+	DMACH_PWM,
+	DMACH_SPDIF,
+	DMACH_HSI_RX,
+	DMACH_HSI_TX,
+	DMACH_PCM0_TX,
+	DMACH_PCM0_RX,
+	DMACH_PCM1_TX,
+	DMACH_PCM1_RX,
+	DMACH_PCM2_TX,
+	DMACH_PCM2_RX,
+	DMACH_MSM_REQ3,
+	DMACH_MSM_REQ2,
+	DMACH_MSM_REQ1,
+	DMACH_MSM_REQ0,
+	/* END Marker, also used to denote a reserved channel */
+	DMACH_MAX,
+};
+
+static inline bool s3c_dma_has_circular(void)
+{
+	return true;
+}
+
+#include <plat/dma.h>
+
+#endif	/* __S3C_DMA_PL330_H_ */
diff --git a/arch/arm/plat-samsung/include/plat/s3c-pl330-pdata.h b/arch/arm/plat-samsung/include/plat/s3c-pl330-pdata.h
new file mode 100644
index 00000000000..bf5e2a9d408
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/s3c-pl330-pdata.h
@@ -0,0 +1,32 @@
+/* linux/arch/arm/plat-samsung/include/plat/s3c-pl330-pdata.h
+ *
+ * Copyright (C) 2010 Samsung Electronics Co. Ltd.
+ *	Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * 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.
+ */
+
+#ifndef __S3C_PL330_PDATA_H
+#define __S3C_PL330_PDATA_H
+
+#include <plat/s3c-dma-pl330.h>
+
+/*
+ * Every PL330 DMAC has max 32 peripheral interfaces,
+ * of which some may be not be really used in your
+ * DMAC's configuration.
+ * Populate this array of 32 peri i/fs with relevant
+ * channel IDs for used peri i/f and DMACH_MAX for
+ * those unused.
+ *
+ * The platforms just need to provide this info
+ * to the S3C DMA API driver for PL330.
+ */
+struct s3c_pl330_platdata {
+	enum dma_ch peri[32];
+};
+
+#endif /* __S3C_PL330_PDATA_H */