2022-10-29 10:25:31

by Alistair Francis

[permalink] [raw]
Subject: [PATCH v23 0/2] Add support for the silergy,sy7636a

v23:
- Cleanup device tree changes
v22:
- Rebase on master
- Drop `ARM: dts: imx7d-remarkable2: Enable lcdif`
v21:
- Rebase on master
v20:
- Remove merged patches
- Fixup Kconfig selection based on previous discussions
v19:
- Rebase on linux-next
v18:
- Rebase
v17:
- Rebase and fix build issues
v16:
- Improve vdd regulator comments
v15:
- Address comments on the patches
v14:
- Merge the thermal driver and hwmon
v13:
- Address comments on thermal driver
- Rebase on master (without other patches)
v12:
- Rebase
v11:
- Address comments on hwmon
- Improve "mfd: simple-mfd-i2c: Add a Kconfig name" commit message
v10:
- Use dev_get_regmap() instead of dev_get_drvdata()
v9:
- Convert to use the simple-mfd-i2c instead

Alistair Francis (2):
ARM: imx_v6_v7_defconfig: Enable silergy,sy7636a
ARM: dts: imx7d-remarkable2: Enable silergy,sy7636a

arch/arm/boot/dts/imx7d-remarkable2.dts | 63 +++++++++++++++++++++++++
arch/arm/configs/imx_v6_v7_defconfig | 3 ++
2 files changed, 66 insertions(+)

--
2.38.1



2022-10-29 10:25:31

by Alistair Francis

[permalink] [raw]
Subject: [PATCH v23 2/2] ARM: dts: imx7d-remarkable2: Enable silergy,sy7636a

Enable the silergy,sy7636a and silergy,sy7636a-regulator on the
reMarkable2.

Signed-off-by: Alistair Francis <[email protected]>
---
arch/arm/boot/dts/imx7d-remarkable2.dts | 63 +++++++++++++++++++++++++
1 file changed, 63 insertions(+)

diff --git a/arch/arm/boot/dts/imx7d-remarkable2.dts b/arch/arm/boot/dts/imx7d-remarkable2.dts
index a2a91bfdd98e..58581295b9a0 100644
--- a/arch/arm/boot/dts/imx7d-remarkable2.dts
+++ b/arch/arm/boot/dts/imx7d-remarkable2.dts
@@ -22,6 +22,28 @@ memory@80000000 {
reg = <0x80000000 0x40000000>;
};

+ thermal-zones {
+ epd-thermal {
+ thermal-sensors = <&epd_pmic>;
+ polling-delay-passive = <30000>;
+ polling-delay = <30000>;
+
+ trips {
+ trip0 {
+ temperature = <49000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ trip1 {
+ temperature = <50000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+ };
+
reg_brcm: regulator-brcm {
compatible = "regulator-fixed";
regulator-name = "brcm_reg";
@@ -84,6 +106,33 @@ wacom_digitizer: digitizer@9 {
};
};

+&i2c4 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&pinctrl_i2c4>;
+ pinctrl-1 = <&pinctrl_i2c4>;
+ status = "okay";
+
+ sy7636a: pmic@62 {
+ compatible = "silergy,sy7636a";
+ reg = <0x62>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_epdpmic>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #thermal-sensor-cells = <0>;
+ epd-pwr-good-gpios = <&gpio6 21 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+
+ regulators {
+ reg_epdpmic: vcom {
+ regulator-name = "vcom";
+ regulator-boot-on;
+ };
+ };
+ };
+};
+
&snvs_pwrkey {
status = "okay";
};
@@ -177,6 +226,13 @@ MX7D_PAD_SAI1_TX_BCLK__GPIO6_IO13 0x14
>;
};

+ pinctrl_epdpmic: epdpmicgrp {
+ fsl,pins = <
+ MX7D_PAD_SAI2_RX_DATA__GPIO6_IO21 0x00000074
+ MX7D_PAD_ENET1_RGMII_TXC__GPIO7_IO11 0x00000014
+ >;
+ };
+
pinctrl_i2c1: i2c1grp {
fsl,pins = <
MX7D_PAD_I2C1_SDA__I2C1_SDA 0x4000007f
@@ -184,6 +240,13 @@ MX7D_PAD_I2C1_SCL__I2C1_SCL 0x4000007f
>;
};

+ pinctrl_i2c4: i2c4grp {
+ fsl,pins = <
+ MX7D_PAD_I2C4_SDA__I2C4_SDA 0x4000007f
+ MX7D_PAD_I2C4_SCL__I2C4_SCL 0x4000007f
+ >;
+ };
+
pinctrl_uart1: uart1grp {
fsl,pins = <
MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79
--
2.38.1


2022-10-29 13:12:21

by Shawn Guo

[permalink] [raw]
Subject: Re: [PATCH v23 2/2] ARM: dts: imx7d-remarkable2: Enable silergy,sy7636a

On Sat, Oct 29, 2022 at 08:06:46PM +1000, Alistair Francis wrote:
> Enable the silergy,sy7636a and silergy,sy7636a-regulator on the
> reMarkable2.
>
> Signed-off-by: Alistair Francis <[email protected]>
> ---
> arch/arm/boot/dts/imx7d-remarkable2.dts | 63 +++++++++++++++++++++++++
> 1 file changed, 63 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx7d-remarkable2.dts b/arch/arm/boot/dts/imx7d-remarkable2.dts
> index a2a91bfdd98e..58581295b9a0 100644
> --- a/arch/arm/boot/dts/imx7d-remarkable2.dts
> +++ b/arch/arm/boot/dts/imx7d-remarkable2.dts
> @@ -22,6 +22,28 @@ memory@80000000 {
> reg = <0x80000000 0x40000000>;
> };
>
> + thermal-zones {
> + epd-thermal {
> + thermal-sensors = <&epd_pmic>;
> + polling-delay-passive = <30000>;
> + polling-delay = <30000>;
> +
> + trips {
> + trip0 {
> + temperature = <49000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + trip1 {
> + temperature = <50000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> + };
> +
> reg_brcm: regulator-brcm {
> compatible = "regulator-fixed";
> regulator-name = "brcm_reg";
> @@ -84,6 +106,33 @@ wacom_digitizer: digitizer@9 {
> };
> };
>
> +&i2c4 {
> + clock-frequency = <100000>;
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&pinctrl_i2c4>;
> + pinctrl-1 = <&pinctrl_i2c4>;
> + status = "okay";
> +
> + sy7636a: pmic@62 {
> + compatible = "silergy,sy7636a";
> + reg = <0x62>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_epdpmic>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + #thermal-sensor-cells = <0>;
> + epd-pwr-good-gpios = <&gpio6 21 GPIO_ACTIVE_HIGH>;
> + status = "okay";

The "okay" status is only needed to flip disabled devices. It can be
dropped here.

I fixed it up and applied both patches.

Shawn

> +
> + regulators {
> + reg_epdpmic: vcom {
> + regulator-name = "vcom";
> + regulator-boot-on;
> + };
> + };
> + };
> +};
> +
> &snvs_pwrkey {
> status = "okay";
> };
> @@ -177,6 +226,13 @@ MX7D_PAD_SAI1_TX_BCLK__GPIO6_IO13 0x14
> >;
> };
>
> + pinctrl_epdpmic: epdpmicgrp {
> + fsl,pins = <
> + MX7D_PAD_SAI2_RX_DATA__GPIO6_IO21 0x00000074
> + MX7D_PAD_ENET1_RGMII_TXC__GPIO7_IO11 0x00000014
> + >;
> + };
> +
> pinctrl_i2c1: i2c1grp {
> fsl,pins = <
> MX7D_PAD_I2C1_SDA__I2C1_SDA 0x4000007f
> @@ -184,6 +240,13 @@ MX7D_PAD_I2C1_SCL__I2C1_SCL 0x4000007f
> >;
> };
>
> + pinctrl_i2c4: i2c4grp {
> + fsl,pins = <
> + MX7D_PAD_I2C4_SDA__I2C4_SDA 0x4000007f
> + MX7D_PAD_I2C4_SCL__I2C4_SCL 0x4000007f
> + >;
> + };
> +
> pinctrl_uart1: uart1grp {
> fsl,pins = <
> MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79
> --
> 2.38.1
>