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authorLinus Torvalds <torvalds@linux-foundation.org>2019-01-02 02:45:48 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-01-02 02:45:48 +0300
commit78e8696c234ab637c4dd516cabeac344d84ec10b (patch)
tree95b553e6d5640ad52cf86986e009e7eef86f916e /include/dt-bindings
parentfcf010449ebe1db0cb68b2c6410972a782f2bd14 (diff)
parent660611827c03afeb0eec178dc1fb9f842332d908 (diff)
downloadlinux-78e8696c234ab637c4dd516cabeac344d84ec10b.tar.xz
Merge tag 'dmaengine-4.21-rc1' of git://git.infradead.org/users/vkoul/slave-dma
Pull dmaengine updates from Vinod Koul: "This includes a new driver, removes R-Mobile APE6 as it is no longer used, sprd cyclic dma support, last batch of dma_slave_config direction removal and random updates to bunch of drivers. Summary: - New driver for UniPhier MIO DMA controller - Remove R-Mobile APE6 support - Sprd driver updates and support for cyclic link-list - Remove dma_slave_config direction usage from rest of drivers - Minor updates to dmatest, dw-dmac, zynqmp and bcm dma drivers" * tag 'dmaengine-4.21-rc1' of git://git.infradead.org/users/vkoul/slave-dma: (48 commits) dmaengine: qcom_hidma: convert to DEFINE_SHOW_ATTRIBUTE dmaengine: pxa: remove DBGFS_FUNC_DECL() dmaengine: mic_x100_dma: convert to DEFINE_SHOW_ATTRIBUTE dmaengine: amba-pl08x: convert to DEFINE_SHOW_ATTRIBUTE dmaengine: Documentation: Add documentation for multi chan testing dmaengine: dmatest: Add transfer_size parameter dmaengine: dmatest: Add alignment parameter dmaengine: dmatest: Use fixed point div to calculate iops dmaengine: dmatest: Add support for multi channel testing dmaengine: rcar-dmac: Document R8A774C0 bindings dt-bindings: dmaengine: usb-dmac: Add binding for r8a774c0 dmaengine: zynqmp_dma: replace spin_lock_bh with spin_lock_irqsave dmaengine: sprd: Add me as one of the module authors dmaengine: sprd: Support DMA 2-stage transfer mode dmaengine: sprd: Support DMA link-list cyclic callback dmaengine: sprd: Set cur_desc as NULL when free or terminate one dma channel dmaengine: sprd: Fix the last link-list configuration dmaengine: sprd: Get transfer residue depending on the transfer direction dmaengine: sprd: Remove direction usage from struct dma_slave_config dmaengine: dmatest: fix a small memory leak in dmatest_func() ...
Diffstat (limited to 'include/dt-bindings')
-rw-r--r--include/dt-bindings/dma/dw-dmac.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/dt-bindings/dma/dw-dmac.h b/include/dt-bindings/dma/dw-dmac.h
new file mode 100644
index 000000000000..d1ca705c95b3
--- /dev/null
+++ b/include/dt-bindings/dma/dw-dmac.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+
+#ifndef __DT_BINDINGS_DMA_DW_DMAC_H__
+#define __DT_BINDINGS_DMA_DW_DMAC_H__
+
+/*
+ * Protection Control bits provide protection against illegal transactions.
+ * The protection bits[0:2] are one-to-one mapped to AHB HPROT[3:1] signals.
+ */
+#define DW_DMAC_HPROT1_PRIVILEGED_MODE (1 << 0) /* Privileged Mode */
+#define DW_DMAC_HPROT2_BUFFERABLE (1 << 1) /* DMA is bufferable */
+#define DW_DMAC_HPROT3_CACHEABLE (1 << 2) /* DMA is cacheable */
+
+#endif /* __DT_BINDINGS_DMA_DW_DMAC_H__ */