linux-kernel - [PATCH v7 06/13] dmaengine: imx-sdma: add mcu_2

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Date:   Thu, 12 Mar 2020 00:36:29 +0800
From:   Robin Gong <yibin.gong@....com>
To:     s.hauer@...gutronix.de, vkoul@...nel.org, shawnguo@...nel.org,
        u.kleine-koenig@...gutronix.de, broonie@...nel.org,
        robh+dt@...nel.org, festevam@...il.com, dan.j.williams@...el.com,
        mark.rutland@....com, catalin.marinas@....com, will.deacon@....com,
        l.stach@...gutronix.de, martin.fuzzey@...wbird.group
Cc:     kernel@...gutronix.de, linux-spi@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-imx@....com, dmaengine@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: [PATCH v7 06/13] dmaengine: imx-sdma: add mcu_2_ecspi script

Add mcu_2_ecspi script to fix ecspi errata ERR009165.

Signed-off-by: Robin Gong <yibin.gong@....com>
Acked-by: Vinod Koul <vkoul@...nel.org>
---
 drivers/dma/imx-sdma.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 69ea44d..e034375 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -920,6 +920,9 @@ static void sdma_get_pc(struct sdma_channel *sdmac,
 		emi_2_per = sdma->script_addrs->mcu_2_ata_addr;
 		break;
 	case IMX_DMATYPE_CSPI:
+		per_2_emi = sdma->script_addrs->app_2_mcu_addr;
+		emi_2_per = sdma->script_addrs->mcu_2_ecspi_addr;
+		break;
 	case IMX_DMATYPE_EXT:
 	case IMX_DMATYPE_SSI:
 	case IMX_DMATYPE_SAI:
-- 
2.7.4