2018-06-06 19:38:19

by Mathieu Malaterre

Subject: [PATCH 1/2] MIPS: Ci20: Enable SPI/GPIO driver

Update the Ci20's defconfig to enable the JZ4780's SPI/GPIO driver.

Signed-off-by: Mathieu Malaterre <[email protected]>
---
arch/mips/configs/ci20_defconfig | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/mips/configs/ci20_defconfig b/arch/mips/configs/ci20_defconfig
index 0ddef6ad2652..0c08c7675b42 100644
--- a/arch/mips/configs/ci20_defconfig
+++ b/arch/mips/configs/ci20_defconfig
@@ -93,6 +93,8 @@ CONFIG_SERIAL_OF_PLATFORM=y
# CONFIG_HW_RANDOM is not set
CONFIG_I2C=y
CONFIG_I2C_JZ4780=y
+CONFIG_SPI=y
+CONFIG_SPI_GPIO=y
CONFIG_GPIO_SYSFS=y
CONFIG_GPIO_INGENIC=y
# CONFIG_HWMON is not set
--
2.11.0

2018-06-06 19:38:43

by Mathieu Malaterre

Subject: [PATCH 2/2] MIPS: jz4780: DTS: Probe the spi-gpio driver from devicetree

The spi-gpio driver supports jz4780.

Signed-off-by: Mathieu Malaterre <[email protected]>
---
arch/mips/boot/dts/ingenic/jz4780.dtsi | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)

diff --git a/arch/mips/boot/dts/ingenic/jz4780.dtsi b/arch/mips/boot/dts/ingenic/jz4780.dtsi
index 809f01a62955..308079ee8dd3 100644
--- a/arch/mips/boot/dts/ingenic/jz4780.dtsi
+++ b/arch/mips/boot/dts/ingenic/jz4780.dtsi
@@ -167,6 +167,25 @@
};
};

+ spi_gpio {
+ compatible = "spi-gpio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ num-chipselects = <2>;
+
+ gpio-miso = <&gpe 14 0>;
+ gpio-sck = <&gpe 15 0>;
+ gpio-mosi = <&gpe 17 0>;
+ cs-gpios = <&gpe 16 0
+ &gpe 18 0>;
+
+ spidev@0 {
+ compatible = "spidev";
+ reg = <0>;
+ spi-max-frequency = <1000000>;
+ };
+ };
+
uart0: serial@10030000 {
compatible = "ingenic,jz4780-uart";
reg = <0x10030000 0x100>;
--
2.11.0

2018-07-24 20:49:44

by Paul Burton

Subject: Re: [PATCH 1/2] MIPS: Ci20: Enable SPI/GPIO driver

Hi Mathieu,

On Wed, Jun 06, 2018 at 09:37:29PM +0200, Mathieu Malaterre wrote:
> Update the Ci20's defconfig to enable the JZ4780's SPI/GPIO driver.
>
> Signed-off-by: Mathieu Malaterre <[email protected]>
> ---
> arch/mips/configs/ci20_defconfig | 2 ++
> 1 file changed, 2 insertions(+)

Thanks - both patches applied to mips-next for 4.19, with changes to
make the commit messages more descriptive.

Paul