From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933960AbaEMKbt (ORCPT ); Tue, 13 May 2014 06:31:49 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:34677 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932693AbaEMKbq (ORCPT ); Tue, 13 May 2014 06:31:46 -0400 From: Peter Ujfalusi To: , CC: , , , , , , , , Subject: [PATCH v2 3/5] dt/bindings: ti,edma: Remove redundant properties from documentation Date: Tue, 13 May 2014 13:30:30 +0300 Message-ID: <1399977032-26469-4-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1399977032-26469-1-git-send-email-peter.ujfalusi@ti.com> References: <1399977032-26469-1-git-send-email-peter.ujfalusi@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >>From CCCFG register of eDMA3 we can get all the needed information for the driver about the IP: Number of channels: NUM_DMACH Number of regions: NUM_REGN Number of slots (PaRAM sets): NUM_PAENTRY Number of TC/EQ: NUM_EVQUE The ti,edma-regions; ti,edma-slots and dma-channels in DT are redundant since the very same information can be obtained from the HW. The mentioned properties can be removed from the binding document. Signed-off-by: Peter Ujfalusi --- Documentation/devicetree/bindings/dma/ti-edma.txt | 6 ------ 1 file changed, 6 deletions(-) diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt index 9fbbdb783a72..cf8d0a2d5b33 100644 --- a/Documentation/devicetree/bindings/dma/ti-edma.txt +++ b/Documentation/devicetree/bindings/dma/ti-edma.txt @@ -2,11 +2,8 @@ TI EDMA Required properties: - compatible : "ti,edma3" -- ti,edma-regions: Number of regions -- ti,edma-slots: Number of slots - #dma-cells: Should be set to <1> Clients should use a single channel number per DMA request. -- dma-channels: Specify total DMA channels per CC - reg: Memory map for accessing module - interrupt-parent: Interrupt controller the interrupt is routed through - interrupts: Exactly 3 interrupts need to be specified in the order: @@ -26,9 +23,6 @@ edma: edma@49000000 { compatible = "ti,edma3"; ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2"; #dma-cells = <1>; - dma-channels = <64>; - ti,edma-regions = <4>; - ti,edma-slots = <256>; ti,edma-xbar-event-map = <1 12 2 13>; }; -- 1.9.3