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From: Jon Lin <jon.lin@rock-chips.com>
To: broonie@kernel.org
Cc: heiko@sntech.de, linux-spi@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
	Jon Lin <jon.lin@rock-chips.com>
Subject: [PATCH 3/6] spi: rockchip: Fix error in getting num-cs property
Date: Fri, 11 Feb 2022 11:43:39 +0800	[thread overview]
Message-ID: <20220211034344.4130-3-jon.lin@rock-chips.com> (raw)
In-Reply-To: <20220211034344.4130-1-jon.lin@rock-chips.com>

Get num-cs u32 from dts of_node property rather than u16.

Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
---

 drivers/spi/spi-rockchip.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index 1738a2611a2b..5f6a70664871 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -738,7 +738,7 @@ static int rockchip_spi_probe(struct platform_device *pdev)
 	struct spi_controller *ctlr;
 	struct resource *mem;
 	struct device_node *np = pdev->dev.of_node;
-	u32 rsd_nsecs;
+	u32 rsd_nsecs, num_cs;
 	bool slave_mode;
 
 	slave_mode = of_property_read_bool(np, "spi-slave");
@@ -848,8 +848,9 @@ static int rockchip_spi_probe(struct platform_device *pdev)
 		 * rk spi0 has two native cs, spi1..5 one cs only
 		 * if num-cs is missing in the dts, default to 1
 		 */
-		if (of_property_read_u16(np, "num-cs", &ctlr->num_chipselect))
-			ctlr->num_chipselect = 1;
+		if (of_property_read_u32(np, "num-cs", &num_cs))
+			num_cs = 1;
+		ctlr->num_chipselect = num_cs;
 		ctlr->use_gpio_descriptors = true;
 	}
 	ctlr->dev.of_node = pdev->dev.of_node;
-- 
2.17.1


_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip

WARNING: multiple messages have this Message-ID (diff)
From: Jon Lin <jon.lin@rock-chips.com>
To: broonie@kernel.org
Cc: heiko@sntech.de, linux-spi@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
	Jon Lin <jon.lin@rock-chips.com>
Subject: [PATCH 3/6] spi: rockchip: Fix error in getting num-cs property
Date: Fri, 11 Feb 2022 11:43:39 +0800	[thread overview]
Message-ID: <20220211034344.4130-3-jon.lin@rock-chips.com> (raw)
In-Reply-To: <20220211034344.4130-1-jon.lin@rock-chips.com>

Get num-cs u32 from dts of_node property rather than u16.

Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
---

 drivers/spi/spi-rockchip.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index 1738a2611a2b..5f6a70664871 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -738,7 +738,7 @@ static int rockchip_spi_probe(struct platform_device *pdev)
 	struct spi_controller *ctlr;
 	struct resource *mem;
 	struct device_node *np = pdev->dev.of_node;
-	u32 rsd_nsecs;
+	u32 rsd_nsecs, num_cs;
 	bool slave_mode;
 
 	slave_mode = of_property_read_bool(np, "spi-slave");
@@ -848,8 +848,9 @@ static int rockchip_spi_probe(struct platform_device *pdev)
 		 * rk spi0 has two native cs, spi1..5 one cs only
 		 * if num-cs is missing in the dts, default to 1
 		 */
-		if (of_property_read_u16(np, "num-cs", &ctlr->num_chipselect))
-			ctlr->num_chipselect = 1;
+		if (of_property_read_u32(np, "num-cs", &num_cs))
+			num_cs = 1;
+		ctlr->num_chipselect = num_cs;
 		ctlr->use_gpio_descriptors = true;
 	}
 	ctlr->dev.of_node = pdev->dev.of_node;
-- 
2.17.1


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: Jon Lin <jon.lin@rock-chips.com>
To: broonie@kernel.org
Cc: heiko@sntech.de, linux-spi@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
	Jon Lin <jon.lin@rock-chips.com>
Subject: [PATCH 3/6] spi: rockchip: Fix error in getting num-cs property
Date: Fri, 11 Feb 2022 11:43:39 +0800	[thread overview]
Message-ID: <20220211034344.4130-3-jon.lin@rock-chips.com> (raw)
In-Reply-To: <20220211034344.4130-1-jon.lin@rock-chips.com>

Get num-cs u32 from dts of_node property rather than u16.

Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
---

 drivers/spi/spi-rockchip.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index 1738a2611a2b..5f6a70664871 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -738,7 +738,7 @@ static int rockchip_spi_probe(struct platform_device *pdev)
 	struct spi_controller *ctlr;
 	struct resource *mem;
 	struct device_node *np = pdev->dev.of_node;
-	u32 rsd_nsecs;
+	u32 rsd_nsecs, num_cs;
 	bool slave_mode;
 
 	slave_mode = of_property_read_bool(np, "spi-slave");
@@ -848,8 +848,9 @@ static int rockchip_spi_probe(struct platform_device *pdev)
 		 * rk spi0 has two native cs, spi1..5 one cs only
 		 * if num-cs is missing in the dts, default to 1
 		 */
-		if (of_property_read_u16(np, "num-cs", &ctlr->num_chipselect))
-			ctlr->num_chipselect = 1;
+		if (of_property_read_u32(np, "num-cs", &num_cs))
+			num_cs = 1;
+		ctlr->num_chipselect = num_cs;
 		ctlr->use_gpio_descriptors = true;
 	}
 	ctlr->dev.of_node = pdev->dev.of_node;
-- 
2.17.1


  parent reply	other threads:[~2022-02-11  3:44 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-11  3:43 [PATCH 1/6] spi: rockchip: Stop spi slave dma receiver when cs inactive Jon Lin
2022-02-11  3:43 ` Jon Lin
2022-02-11  3:43 ` Jon Lin
2022-02-11  3:43 ` [PATCH 2/6] spi: rockchip: Preset cs-high and clk polarity in setup progress Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11 11:24   ` Mark Brown
2022-02-11 11:24     ` Mark Brown
2022-02-11 11:24     ` Mark Brown
     [not found]     ` <4222ce7d-a1e3-1728-fec2-976946b06ba9@rock-chips.com>
2022-02-14 12:49       ` Mark Brown
2022-02-14 12:49         ` Mark Brown
2022-02-14 12:49         ` Mark Brown
     [not found]         ` <e0f0ca0d-40df-cf86-9471-9272bcc171f9@rock-chips.com>
2022-02-15 12:36           ` Mark Brown
2022-02-15 12:36             ` Mark Brown
2022-02-15 12:36             ` Mark Brown
2022-02-16  1:23             ` Jon Lin
2022-02-16  1:23               ` Jon Lin
2022-02-16  1:23               ` Jon Lin
2022-02-11  3:43 ` Jon Lin [this message]
2022-02-11  3:43   ` [PATCH 3/6] spi: rockchip: Fix error in getting num-cs property Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11 11:25   ` Mark Brown
2022-02-11 11:25     ` Mark Brown
2022-02-11 11:25     ` Mark Brown
2022-02-11  3:43 ` [PATCH 4/6] spi: rockchip: Suspend and resume the bus during NOIRQ_SYSTEM_SLEEP_PM ops Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11  3:43 ` [PATCH v10 5/6] spi: rockchip: Support cs-gpio Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11 11:48   ` Mark Brown
2022-02-11 11:48     ` Mark Brown
2022-02-11 11:48     ` Mark Brown
2022-02-11  3:43 ` [PATCH 5/6] spi: rockchip: terminate dma transmission when slave abort Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11 11:49   ` Mark Brown
2022-02-11 11:49     ` Mark Brown
2022-02-11 11:49     ` Mark Brown
2022-02-11  3:43 ` [PATCH 6/6] spi: rockchip: clear interrupt status in error handler Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11  3:43 ` [PATCH v10 6/6] spi: rockchip: Support SPI_CS_HIGH Jon Lin
2022-02-11  3:43   ` Jon Lin
2022-02-11  3:43   ` Jon Lin

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