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From: Frank Li <Frank.Li@nxp.com>
To: Vinod Koul <vkoul@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
	 Sascha Hauer <s.hauer@pengutronix.de>,
	 Pengutronix Kernel Team <kernel@pengutronix.de>,
	 Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>
Cc: dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	 linux-kernel@vger.kernel.org, imx@lists.linux.dev,
	 Frank Li <Frank.Li@nxp.com>, Robin Gong <yibin.gong@nxp.com>,
	 Clark Wang <xiaoning.wang@nxp.com>
Subject: [PATCH 4/4] dmaengine: imx-sdma: Add i2c dma support
Date: Sun, 03 Mar 2024 23:32:56 -0500	[thread overview]
Message-ID: <20240303-sdma_upstream-v1-4-869cd0165b09@nxp.com> (raw)
In-Reply-To: <20240303-sdma_upstream-v1-0-869cd0165b09@nxp.com>

From: Robin Gong <yibin.gong@nxp.com>

New sdma script support i2c. So add I2C dma support.

Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Acked-by: Clark Wang <xiaoning.wang@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
 drivers/dma/imx-sdma.c      | 7 +++++++
 include/linux/dma/imx-dma.h | 1 +
 2 files changed, 8 insertions(+)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 9b133990afa39..832be7eccb335 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -247,6 +247,8 @@ struct sdma_script_start_addrs {
 	s32 sai_2_mcu_addr;
 	s32 uart_2_mcu_rom_addr;
 	s32 uartsh_2_mcu_rom_addr;
+	s32 i2c_2_mcu_addr;
+	s32 mcu_2_i2c_addr;
 	/* End of v3 array */
 	s32 mcu_2_zqspi_addr;
 	/* End of v4 array */
@@ -1078,6 +1080,11 @@ static int sdma_get_pc(struct sdma_channel *sdmac,
 		per_2_emi = sdma->script_addrs->sai_2_mcu_addr;
 		emi_2_per = sdma->script_addrs->mcu_2_sai_addr;
 		break;
+	case IMX_DMATYPE_I2C:
+		per_2_emi = sdma->script_addrs->i2c_2_mcu_addr;
+		emi_2_per = sdma->script_addrs->mcu_2_i2c_addr;
+		sdmac->is_ram_script = true;
+		break;
 	case IMX_DMATYPE_HDMI:
 		emi_2_per = sdma->script_addrs->hdmi_dma_addr;
 		sdmac->is_ram_script = true;
diff --git a/include/linux/dma/imx-dma.h b/include/linux/dma/imx-dma.h
index cfec5f946e237..76a8de9ae1517 100644
--- a/include/linux/dma/imx-dma.h
+++ b/include/linux/dma/imx-dma.h
@@ -41,6 +41,7 @@ enum sdma_peripheral_type {
 	IMX_DMATYPE_SAI,	/* SAI */
 	IMX_DMATYPE_MULTI_SAI,	/* MULTI FIFOs For Audio */
 	IMX_DMATYPE_HDMI,       /* HDMI Audio */
+	IMX_DMATYPE_I2C,	/* I2C */
 };
 
 enum imx_dma_prio {

-- 
2.34.1


WARNING: multiple messages have this Message-ID (diff)
From: Frank Li <Frank.Li@nxp.com>
To: Vinod Koul <vkoul@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
	 Sascha Hauer <s.hauer@pengutronix.de>,
	 Pengutronix Kernel Team <kernel@pengutronix.de>,
	 Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>
Cc: dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	 linux-kernel@vger.kernel.org, imx@lists.linux.dev,
	 Frank Li <Frank.Li@nxp.com>, Robin Gong <yibin.gong@nxp.com>,
	 Clark Wang <xiaoning.wang@nxp.com>
Subject: [PATCH 4/4] dmaengine: imx-sdma: Add i2c dma support
Date: Sun, 03 Mar 2024 23:32:56 -0500	[thread overview]
Message-ID: <20240303-sdma_upstream-v1-4-869cd0165b09@nxp.com> (raw)
In-Reply-To: <20240303-sdma_upstream-v1-0-869cd0165b09@nxp.com>

From: Robin Gong <yibin.gong@nxp.com>

New sdma script support i2c. So add I2C dma support.

Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Acked-by: Clark Wang <xiaoning.wang@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
 drivers/dma/imx-sdma.c      | 7 +++++++
 include/linux/dma/imx-dma.h | 1 +
 2 files changed, 8 insertions(+)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 9b133990afa39..832be7eccb335 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -247,6 +247,8 @@ struct sdma_script_start_addrs {
 	s32 sai_2_mcu_addr;
 	s32 uart_2_mcu_rom_addr;
 	s32 uartsh_2_mcu_rom_addr;
+	s32 i2c_2_mcu_addr;
+	s32 mcu_2_i2c_addr;
 	/* End of v3 array */
 	s32 mcu_2_zqspi_addr;
 	/* End of v4 array */
@@ -1078,6 +1080,11 @@ static int sdma_get_pc(struct sdma_channel *sdmac,
 		per_2_emi = sdma->script_addrs->sai_2_mcu_addr;
 		emi_2_per = sdma->script_addrs->mcu_2_sai_addr;
 		break;
+	case IMX_DMATYPE_I2C:
+		per_2_emi = sdma->script_addrs->i2c_2_mcu_addr;
+		emi_2_per = sdma->script_addrs->mcu_2_i2c_addr;
+		sdmac->is_ram_script = true;
+		break;
 	case IMX_DMATYPE_HDMI:
 		emi_2_per = sdma->script_addrs->hdmi_dma_addr;
 		sdmac->is_ram_script = true;
diff --git a/include/linux/dma/imx-dma.h b/include/linux/dma/imx-dma.h
index cfec5f946e237..76a8de9ae1517 100644
--- a/include/linux/dma/imx-dma.h
+++ b/include/linux/dma/imx-dma.h
@@ -41,6 +41,7 @@ enum sdma_peripheral_type {
 	IMX_DMATYPE_SAI,	/* SAI */
 	IMX_DMATYPE_MULTI_SAI,	/* MULTI FIFOs For Audio */
 	IMX_DMATYPE_HDMI,       /* HDMI Audio */
+	IMX_DMATYPE_I2C,	/* I2C */
 };
 
 enum imx_dma_prio {

-- 
2.34.1


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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2024-03-04  4:33 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-04  4:32 [PATCH 0/4] dmaengine: fsl-sdma: Some improvement for fsl-sdma Frank Li
2024-03-04  4:32 ` Frank Li
2024-03-04  4:32 ` [PATCH 1/4] dmaengine: imx-sdma: Support allocate memory from internal SRAM (iram) Frank Li
2024-03-04  4:32   ` Frank Li
2024-03-06  9:55   ` Alexander Stein
2024-03-06  9:55     ` Alexander Stein
2024-03-06 15:23     ` Frank Li
2024-03-06 15:23       ` Frank Li
2024-03-07  8:22       ` Joy Zou
2024-03-07  8:22         ` Joy Zou
2024-03-04  4:32 ` [PATCH 2/4] dmaengine: imx-sdma: Support 24bit/3bytes for sg mode Frank Li
2024-03-04  4:32   ` Frank Li
2024-03-07  9:05   ` Joy Zou
2024-03-07  9:05     ` Joy Zou
2024-03-04  4:32 ` [PATCH 3/4] dmaengine: imx-sdma: Add multi fifo for DEV_TO_DEV Frank Li
2024-03-04  4:32   ` Frank Li
2024-03-07  9:06   ` Joy Zou
2024-03-07  9:06     ` Joy Zou
2024-03-04  4:32 ` Frank Li [this message]
2024-03-04  4:32   ` [PATCH 4/4] dmaengine: imx-sdma: Add i2c dma support Frank Li
2024-03-04 11:12   ` Fabio Estevam
2024-03-04 11:12     ` Fabio Estevam
2024-03-05 15:39     ` Frank Li
2024-03-05 15:39       ` Frank Li
2024-03-06  8:24       ` Daniel Baluta
2024-03-06  8:24         ` Daniel Baluta
2024-03-07  8:34   ` Joy Zou
2024-03-07  8:34     ` Joy Zou
2024-03-04 11:41 ` [PATCH 0/4] dmaengine: fsl-sdma: Some improvement for fsl-sdma Daniel Baluta
2024-03-04 11:41   ` Daniel Baluta

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