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>, Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Conor Dooley <conor+dt@kernel.org>, Joy Zou <joy.zou@nxp.com> Cc: dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@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>, Daniel Baluta <daniel.baluta@nxp.com> Subject: [PATCH v4 5/5] dmaengine: imx-sdma: Add i2c dma support Date: Fri, 29 Mar 2024 10:34:45 -0400 [thread overview] Message-ID: <20240329-sdma_upstream-v4-5-daeb3067dea7@nxp.com> (raw) In-Reply-To: <20240329-sdma_upstream-v4-0-daeb3067dea7@nxp.com> From: Robin Gong <yibin.gong@nxp.com> New sdma script (sdma-6q: v3.6, sdma-7d: v4.6) support i2c at imx8mp and imx6ull. So add I2C dma support. Signed-off-by: Robin Gong <yibin.gong@nxp.com> Acked-by: Clark Wang <xiaoning.wang@nxp.com> Reviewed-by: Joy Zou <joy.zou@nxp.com> Reviewed-by: Daniel Baluta <daniel.baluta@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 f68ab34a3c880..1ab8a7d3a50dc 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -251,6 +251,8 @@ 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 */ @@ -1081,6 +1083,11 @@ 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>, Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Conor Dooley <conor+dt@kernel.org>, Joy Zou <joy.zou@nxp.com> Cc: dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@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>, Daniel Baluta <daniel.baluta@nxp.com> Subject: [PATCH v4 5/5] dmaengine: imx-sdma: Add i2c dma support Date: Fri, 29 Mar 2024 10:34:45 -0400 [thread overview] Message-ID: <20240329-sdma_upstream-v4-5-daeb3067dea7@nxp.com> (raw) In-Reply-To: <20240329-sdma_upstream-v4-0-daeb3067dea7@nxp.com> From: Robin Gong <yibin.gong@nxp.com> New sdma script (sdma-6q: v3.6, sdma-7d: v4.6) support i2c at imx8mp and imx6ull. So add I2C dma support. Signed-off-by: Robin Gong <yibin.gong@nxp.com> Acked-by: Clark Wang <xiaoning.wang@nxp.com> Reviewed-by: Joy Zou <joy.zou@nxp.com> Reviewed-by: Daniel Baluta <daniel.baluta@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 f68ab34a3c880..1ab8a7d3a50dc 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -251,6 +251,8 @@ 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 */ @@ -1081,6 +1083,11 @@ 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2024-03-29 14:35 UTC|newest] Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-03-29 14:34 [PATCH v4 0/5] dmaengine: fsl-sdma: Some improvement for fsl-sdma Frank Li 2024-03-29 14:34 ` Frank Li 2024-03-29 14:34 ` [PATCH v4 1/5] dmaengine: imx-sdma: Support allocate memory from internal SRAM (iram) Frank Li 2024-03-29 14:34 ` Frank Li 2024-03-29 14:34 ` [PATCH v4 2/5] dmaengine: imx-sdma: Support 24bit/3bytes for sg mode Frank Li 2024-03-29 14:34 ` Frank Li 2024-03-29 14:34 ` [PATCH v4 3/5] dmaengine: imx-sdma: support dual fifo for DEV_TO_DEV Frank Li 2024-03-29 14:34 ` Frank Li 2024-03-29 14:34 ` [PATCH v4 4/5] dt-bindings: fsl-imx-sdma: Add I2C peripheral types ID Frank Li 2024-03-29 14:34 ` Frank Li 2024-04-02 12:20 ` Rob Herring 2024-04-02 12:20 ` Rob Herring 2024-04-07 9:04 ` Krzysztof Kozlowski 2024-04-07 9:04 ` Krzysztof Kozlowski 2024-04-07 11:21 ` Vinod Koul 2024-04-07 11:21 ` Vinod Koul 2024-03-29 14:34 ` Frank Li [this message] 2024-03-29 14:34 ` [PATCH v4 5/5] dmaengine: imx-sdma: Add i2c dma support Frank Li 2024-04-07 11:20 ` Vinod Koul 2024-04-07 11:20 ` Vinod Koul 2024-04-07 16:39 ` [PATCH v4 0/5] dmaengine: fsl-sdma: Some improvement for fsl-sdma Vinod Koul 2024-04-07 16:39 ` Vinod Koul
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