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Message-ID: <20230809161918.ckqfnkaov5jdysca@random>
Date: Wed, 9 Aug 2023 11:19:18 -0500
From: Nishanth Menon <nm@...com>
To: Jai Luthra <j-luthra@...com>
CC: Vignesh Raghavendra <vigneshr@...com>,
Tero Kristo <kristo@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
Esteban Blanc <eblanc@...libre.com>, <jneanne@...libre.com>,
<aseketeli@...libre.com>, <jpanis@...libre.com>, <u-kumar1@...com>
Subject: Re: [PATCH v5 1/6] arm64: dts: ti: k3-j7200-som-p0: Add TP6594
family PMICs
On 20:17-20230809, Jai Luthra wrote:
> From: Esteban Blanc <eblanc@...libre.com>
>
> This patch adds support for TPS6594 PMIC family on wakup I2C0 bus.
> Theses devices provides regulators (bucks and LDOs), but also
> GPIOs, a RTC, a watchdog, an ESM (Error Signal Monitor)
> which monitors the SoC error output signal, and a PFSM
> (Pre-configurable Finite State Machine) which manages the
> operational modes of the PMIC.
>
> Signed-off-by: Esteban Blanc <eblanc@...libre.com>
> Signed-off-by: Jai Luthra <j-luthra@...com>
> ---
> arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi | 157 ++++++++++++++++++++++++++++
> 1 file changed, 157 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi
> index b37f4f88ece4..fbbd8bfa368c 100644
> --- a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi
> @@ -127,6 +127,14 @@ J721E_WKUP_IOPAD(0x9c, PIN_INPUT_PULLUP, 0) /* (H21) WKUP_I2C0_SDA */
> };
> };
>
> +&wkup_pmx3 {
> + pmic_irq_pins_default: pmic-irq-pins-default {
This fails dtbs_check on next-20230809:
pmic-irq-default-pins
> + pinctrl-single,pins = <
> + J721E_WKUP_IOPAD(0x01c, PIN_INPUT, 7) /* (E18) WKUP_GPIO0_84 */
> + >;
> + };
> +};
> +
> &main_pmx0 {
> main_i2c0_pins_default: main-i2c0-default-pins {
> pinctrl-single,pins = <
> @@ -264,6 +272,155 @@ eeprom@50 {
> compatible = "atmel,24c256";
> reg = <0x50>;
> };
> +
> + tps659414: pmic@48 {
> + compatible = "ti,tps6594-q1";
> + reg = <0x48>;
> + ti,primary-pmic;
> + system-power-controller;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&pmic_irq_pins_default>;
> + interrupt-parent = <&wkup_gpio0>;
> + interrupts = <84 IRQ_TYPE_EDGE_FALLING>;
> +
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + buck1-supply = <&vsys_3v3>;
> + buck2-supply = <&vsys_3v3>;
> + buck3-supply = <&vsys_3v3>;
> + buck4-supply = <&vsys_3v3>;
> + buck5-supply = <&vsys_3v3>;
> + ldo1-supply = <&vsys_3v3>;
> + ldo2-supply = <&vsys_3v3>;
> + ldo3-supply = <&vsys_3v3>;
> + ldo4-supply = <&vsys_3v3>;
> +
> + regulators {
> + bucka1: buck1 {
> + regulator-name = "vda_mcu_1v8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + bucka2: buck2 {
> + regulator-name = "vdd_mcuio_1v8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + bucka3: buck3 {
> + regulator-name = "vdd_mcu_0v85";
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <850000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + bucka4: buck4 {
> + regulator-name = "vdd_ddr_1v1";
> + regulator-min-microvolt = <1100000>;
> + regulator-max-microvolt = <1100000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + bucka5: buck5 {
> + regulator-name = "vdd_phyio_1v8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldoa1: ldo1 {
> + regulator-name = "vdd1_lpddr4_1v8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldoa2: ldo2 {
> + regulator-name = "vda_dll_0v8";
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldoa3: ldo3 {
> + regulator-name = "vdd_wk_0v8";
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldoa4: ldo4 {
> + regulator-name = "vda_pll_1v8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> + };
> + };
> +
> + lp876441: pmic@4c {
> + compatible = "ti,lp8764-q1";
> + reg = <0x4c>;
> + system-power-controller;
> + interrupt-parent = <&wkup_gpio0>;
> + interrupts = <84 IRQ_TYPE_EDGE_FALLING>;
> +
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + buck1-supply = <&vsys_3v3>;
> + buck2-supply = <&vsys_3v3>;
> + buck3-supply = <&vsys_3v3>;
> + buck4-supply = <&vsys_3v3>;
> +
> + regulators: regulators {
> + buckb1: buck1 {
> + regulator-name = "vdd_cpu_avs";
> + regulator-min-microvolt = <600000>;
> + regulator-max-microvolt = <900000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + buckb2: buck2 {
> + regulator-name = "vdd_ram_0v85";
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <850000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + buckb3: buck3 {
> + regulator-name = "vdd_core_0v85";
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <850000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + buckb4: buck4 {
> + regulator-name = "vdd_io_1v8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> + };
> + };
> };
>
> &ospi0 {
>
> --
> 2.41.0
>
--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
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