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Tue, 23 Apr 2019 13:51:20 +0000 From: Robin Gong To: "broonie@kernel.org" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "festevam@gmail.com" , "robh+dt@kernel.org" , "mark.rutland@arm.com" , "u.kleine-koenig@pengutronix.de" , "plyatov@gmail.com" , "sean.nyekjaer@prevas.dk" Subject: [PATCH v1 09/15] dmaengine: imx-sdma: remove ERR009165 on i.mx6ul Thread-Topic: [PATCH v1 09/15] dmaengine: imx-sdma: remove ERR009165 on i.mx6ul Thread-Index: AQHU+duhNxDL83JmL0GLRhhK1S/t/Q== Date: Tue, 23 Apr 2019 13:51:20 +0000 Message-ID: <1556027045-5269-10-git-send-email-yibin.gong@nxp.com> References: <1556027045-5269-1-git-send-email-yibin.gong@nxp.com> In-Reply-To: <1556027045-5269-1-git-send-email-yibin.gong@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK2PR04CA0044.apcprd04.prod.outlook.com (2603:1096:202:14::12) To VI1PR04MB4543.eurprd04.prod.outlook.com (2603:10a6:803:6d::26) authentication-results: spf=none (sender IP is ) smtp.mailfrom=yibin.gong@nxp.com; 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Add i.mx6sx from where i.mx6ul source. Signed-off-by: Robin Gong --- drivers/dma/imx-sdma.c | 43 ++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 42 insertions(+), 1 deletion(-) diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 1e20470..99c44a5 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -419,6 +419,7 @@ struct sdma_driver_data { int num_events; struct sdma_script_start_addrs *script_addrs; bool check_ratio; + bool ecspi_fixed; }; struct sdma_engine { @@ -539,6 +540,31 @@ static struct sdma_driver_data sdma_imx6q = { .script_addrs = &sdma_script_imx6q, }; +static struct sdma_script_start_addrs sdma_script_imx6sx = { + .ap_2_ap_addr = 642, + .uart_2_mcu_addr = 817, + .mcu_2_app_addr = 747, + .uartsh_2_mcu_addr = 1032, + .mcu_2_shp_addr = 960, + .app_2_mcu_addr = 683, + .shp_2_mcu_addr = 891, + .spdif_2_mcu_addr = 1100, + .mcu_2_spdif_addr = 1134, +}; + +static struct sdma_driver_data sdma_imx6sx = { + .chnenbl0 = SDMA_CHNENBL0_IMX35, + .num_events = 48, + .script_addrs = &sdma_script_imx6sx, +}; + +static struct sdma_driver_data sdma_imx6ul = { + .chnenbl0 = SDMA_CHNENBL0_IMX35, + .num_events = 48, + .script_addrs = &sdma_script_imx6sx, + .ecspi_fixed = true, +}; + static struct sdma_script_start_addrs sdma_script_imx7d = { .ap_2_ap_addr = 644, .uart_2_mcu_addr = 819, @@ -562,6 +588,7 @@ static struct sdma_driver_data sdma_imx8mq = { .num_events = 48, .script_addrs = &sdma_script_imx7d, .check_ratio = 1, + .ecspi_fixed = true, }; static const struct platform_device_id sdma_devtypes[] = { @@ -584,9 +611,15 @@ static const struct platform_device_id sdma_devtypes[] = { .name = "imx6q-sdma", .driver_data = (unsigned long)&sdma_imx6q, }, { + .name = "imx6sx-sdma", + .driver_data = (unsigned long)&sdma_imx6sx, + }, { .name = "imx7d-sdma", .driver_data = (unsigned long)&sdma_imx7d, }, { + .name = "imx6ul-sdma", + .driver_data = (unsigned long)&sdma_imx6ul, + }, { .name = "imx8mq-sdma", .driver_data = (unsigned long)&sdma_imx8mq, }, { @@ -602,7 +635,9 @@ static const struct of_device_id sdma_dt_ids[] = { { .compatible = "fsl,imx35-sdma", .data = &sdma_imx35, }, { .compatible = "fsl,imx31-sdma", .data = &sdma_imx31, }, { .compatible = "fsl,imx25-sdma", .data = &sdma_imx25, }, + { .compatible = "fsl,imx6sx-sdma", .data = &sdma_imx6sx, }, { .compatible = "fsl,imx7d-sdma", .data = &sdma_imx7d, }, + { .compatible = "fsl,imx6ul-sdma", .data = &sdma_imx6ul, }, { .compatible = "fsl,imx8mq-sdma", .data = &sdma_imx8mq, }, { /* sentinel */ } }; @@ -1167,8 +1202,14 @@ static int sdma_config_channel(struct dma_chan *chan) if (sdmac->peripheral_type == IMX_DMATYPE_ASRC_SP || sdmac->peripheral_type == IMX_DMATYPE_ASRC) sdma_set_watermarklevel_for_p2p(sdmac); - } else + } else { + /* ERR009165 fixed from i.mx6ul, no errata need */ + if (sdmac->peripheral_type == IMX_DMATYPE_CSPI && + sdmac->direction == DMA_MEM_TO_DEV && + sdmac->sdma->drvdata->ecspi_fixed) + __set_bit(31, &sdmac->watermark_level); __set_bit(sdmac->event_id0, sdmac->event_mask); + } /* Address */ sdmac->shp_addr = sdmac->per_address;