[PATCH 1/2] dt-bindings: dmaengine: Add JZ4775 bindings.

From: 周琰杰 (Zhou Yanjie)
Date: Thu Oct 08 2020 - 05:31:49 EST


Add the dmaengine bindings for the JZ4775 SoC from Ingenic.

Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>
---
include/dt-bindings/dma/jz4775-dma.h | 44 ++++++++++++++++++++++++++++++++++++
1 file changed, 44 insertions(+)
create mode 100644 include/dt-bindings/dma/jz4775-dma.h

diff --git a/include/dt-bindings/dma/jz4775-dma.h b/include/dt-bindings/dma/jz4775-dma.h
new file mode 100644
index 000000000000..8d27e2c69dca
--- /dev/null
+++ b/include/dt-bindings/dma/jz4775-dma.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * This header provides macros for JZ4775 DMA bindings.
+ *
+ * Copyright (c) 2020 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>
+ */
+
+#ifndef __DT_BINDINGS_DMA_JZ4775_DMA_H__
+#define __DT_BINDINGS_DMA_JZ4775_DMA_H__
+
+/*
+ * Request type numbers for the JZ4775 DMA controller (written to the DRTn
+ * register for the channel).
+ */
+#define JZ4775_DMA_I2S0_TX 0x6
+#define JZ4775_DMA_I2S0_RX 0x7
+#define JZ4775_DMA_AUTO 0x8
+#define JZ4775_DMA_SADC_RX 0x9
+#define JZ4775_DMA_UART3_TX 0x0e
+#define JZ4775_DMA_UART3_RX 0x0f
+#define JZ4775_DMA_UART2_TX 0x10
+#define JZ4775_DMA_UART2_RX 0x11
+#define JZ4775_DMA_UART1_TX 0x12
+#define JZ4775_DMA_UART1_RX 0x13
+#define JZ4775_DMA_UART0_TX 0x14
+#define JZ4775_DMA_UART0_RX 0x15
+#define JZ4775_DMA_SSI0_TX 0x16
+#define JZ4775_DMA_SSI0_RX 0x17
+#define JZ4775_DMA_MSC0_TX 0x1a
+#define JZ4775_DMA_MSC0_RX 0x1b
+#define JZ4775_DMA_MSC1_TX 0x1c
+#define JZ4775_DMA_MSC1_RX 0x1d
+#define JZ4775_DMA_MSC2_TX 0x1e
+#define JZ4775_DMA_MSC2_RX 0x1f
+#define JZ4775_DMA_PCM0_TX 0x20
+#define JZ4775_DMA_PCM0_RX 0x21
+#define JZ4775_DMA_SMB0_TX 0x24
+#define JZ4775_DMA_SMB0_RX 0x25
+#define JZ4775_DMA_SMB1_TX 0x26
+#define JZ4775_DMA_SMB1_RX 0x27
+#define JZ4775_DMA_SMB2_TX 0x28
+#define JZ4775_DMA_SMB2_RX 0x29
+
+#endif /* __DT_BINDINGS_DMA_JZ4775_DMA_H__ */
--
2.11.0