linux-kernel - [PATCH v12 06/12] dmaengine: imx-sdma: add mcu_2

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Message-Id: <1597161231-32303-7-git-send-email-yibin.gong@nxp.com>
Date:   Tue, 11 Aug 2020 23:53:45 +0800
From:   Robin Gong <yibin.gong@....com>
To:     mark.rutland@....com, broonie@...nel.org, robh+dt@...nel.org,
        catalin.marinas@....com, vkoul@...nel.org, will.deacon@....com,
        shawnguo@...nel.org, festevam@...il.com, s.hauer@...gutronix.de,
        martin.fuzzey@...wbird.group, u.kleine-koenig@...gutronix.de,
        dan.j.williams@...el.com, matthias.schiffer@...tq-group.com,
        frieder.schrempf@...tron.de, r.schwebel@...gutronix.de
Cc:     linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        kernel@...gutronix.de, dmaengine@...r.kernel.org, linux-imx@....com
Subject: [PATCH v12 06/12] 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 | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index cf02c3e..d5d5d40 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -922,6 +922,10 @@ 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;
+		sdmac->is_ram_script = true;
+		break;
 	case IMX_DMATYPE_EXT:
 	case IMX_DMATYPE_SSI:
 	case IMX_DMATYPE_SAI:
-- 
2.7.4