On Fri 27 Jan 01:10 PST 2017, Jeremy McNicoll wrote:
> This enables SDHCI on the Nexus 5X as well creates common smd_rpm node
> which can be shared between both 5X and 6P as per HW design.
>
> Given the lack of documentation, only downstream code was used as a reference
> and it eludes to the fact that 8994-rpm-regulator is common between both msm8992
> & msm8994. [ see msm.git branch: msm-angler-3.10-marshmallow-mr1, msm8992.dtsi]
>
> At this early stage of development it makes sense for the 8994-rpm-regulator
> to be common until data / documentation suggests otherwise.
>
Saw this as I looked through patchworks, still applies and compiles
cleanly.
Acked-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Regards,
Bjorn
> Signed-off-by: Jeremy McNicoll <jeremymc@xxxxxxxxxx>
> ---
> .../boot/dts/qcom/msm8992-bullhead-rev-101.dts | 2 +
> arch/arm64/boot/dts/qcom/msm8992-pins.dtsi | 60 +++++
> arch/arm64/boot/dts/qcom/msm8992.dtsi | 87 ++++++-
> arch/arm64/boot/dts/qcom/msm8994-smd-rpm.dtsi | 276 +++++++++++++++++++++
> 4 files changed, 424 insertions(+), 1 deletion(-)
> create mode 100644 arch/arm64/boot/dts/qcom/msm8994-smd-rpm.dtsi
>
> diff --git a/arch/arm64/boot/dts/qcom/msm8992-bullhead-rev-101.dts b/arch/arm64/boot/dts/qcom/msm8992-bullhead-rev-101.dts
> index 4542133..3fc9a33 100644
> --- a/arch/arm64/boot/dts/qcom/msm8992-bullhead-rev-101.dts
> +++ b/arch/arm64/boot/dts/qcom/msm8992-bullhead-rev-101.dts
> @@ -39,3 +39,5 @@
> };
> };
> };
> +
> +#include "msm8994-smd-rpm.dtsi"
> diff --git a/arch/arm64/boot/dts/qcom/msm8992-pins.dtsi b/arch/arm64/boot/dts/qcom/msm8992-pins.dtsi
> index d2a26f0..31bc9d9 100644
> --- a/arch/arm64/boot/dts/qcom/msm8992-pins.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8992-pins.dtsi
> @@ -35,4 +35,64 @@
> bias-pull-down;
> };
> };
> +
> + /* 0-3 for sdc1 4-6 for sdc2 */
> + /* Order of pins */
> + /* SDC1: CLK -> 0, CMD -> 1, DATA -> 2, RCLK -> 3 */
> + /* SDC2: CLK -> 4, CMD -> 5, DATA -> 6 */
> + sdc1_clk_on: clk-on {
> + pinconf {
> + pins = "sdc1_clk";
> + bias-disable = <0>; /* No pull */
> + drive-strength = <16>; /* 16mA */
> + };
> + };
> +
> + sdc1_clk_off: clk-off {
> + pinconf {
> + pins = "sdc1_clk";
> + bias-disable = <0>; /* No pull */
> + drive-strength = <2>; /* 2mA */
> + };
> + };
> +
> + sdc1_cmd_on: cmd-on {
> + pinconf {
> + pins = "sdc1_cmd";
> + bias-pull-up;
> + drive-strength = <8>;
> + };
> + };
> +
> + sdc1_cmd_off: cmd-off {
> + pinconf {
> + pins = "sdc1_cmd";
> + bias-pull-up = <0x3>; /* same as 3.10 ?? */
> + drive-strength = <2>; /* 2mA */
> + };
> + };
> +
> + sdc1_data_on: data-on {
> + pinconf {
> + pins = "sdc1_data";
> + bias-pull-up;
> + drive-strength = <8>; /* 8mA */
> + };
> + };
> +
> + sdc1_data_off: data-off {
> + pinconf {
> + pins = "sdc1_data";
> + bias-pull-up;
> + drive-strength = <2>;
> + };
> + };
> +
> + sdc1_rclk_on: rclk-on {
> + bias-pull-down; /* pull down */
> + };
> +
> + sdc1_rclk_off: rclk-off {
> + bias-pull-down; /* pull down */
> + };
> };
> diff --git a/arch/arm64/boot/dts/qcom/msm8992.dtsi b/arch/arm64/boot/dts/qcom/msm8992.dtsi
> index 2c05ec7..623c850 100644
> --- a/arch/arm64/boot/dts/qcom/msm8992.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8992.dtsi
> @@ -189,6 +189,31 @@
> reg = <0xfc400000 0x2000>;
> };
>
> + sdhci1: mmc@f9824900 {
> + compatible = "qcom,sdhci-msm-v4";
> + reg = <0xf9824900 0x1a0>, <0xf9824000 0x800>;
> + reg-names = "hc_mem", "core_mem";
> +
> + interrupts = <GIC_SPI 123 IRQ_TYPE_NONE>,
> + <GIC_SPI 138 IRQ_TYPE_NONE>;
> + interrupt-names = "hc_irq", "pwr_irq";
> +
> + clocks = <&clock_gcc GCC_SDCC1_APPS_CLK>,
> + <&clock_gcc GCC_SDCC1_AHB_CLK>;
> + clock-names = "core", "iface";
> +
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&sdc1_clk_on &sdc1_cmd_on &sdc1_data_on
> + &sdc1_rclk_on>;
> + pinctrl-1 = <&sdc1_clk_off &sdc1_cmd_off &sdc1_data_off
> + &sdc1_rclk_off>;
> +
> + regulator-always-on;
> + bus-width = <8>;
> + mmc-hs400-1_8v;
> + status = "okay";
> + };
> +
> rpm_msg_ram: memory@fc428000 {
> compatible = "qcom,rpm-msg-ram";
> reg = <0xfc428000 0x4000>;
> @@ -231,7 +256,67 @@
> };
> };
>
> + smd_rpm: smd {
> + compatible = "qcom,smd";
> + rpm {
> + interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
> + qcom,ipc = <&apcs 8 0>;
> + qcom,smd-edge = <15>;
> + qcom,local-pid = <0>;
> + qcom,remote-pid = <6>;
> +
> + rpm-requests {
> + compatible = "qcom,rpm-msm8994";
> + qcom,smd-channels = "rpm_requests";
> +
> + pm8994-regulators {
> + compatible = "qcom,rpm-pm8994-regulators";
> +
> + pm8994_s1: s1 {};
> + pm8994_s2: s2 {};
> + pm8994_s3: s3 {};
> + pm8994_s4: s4 {};
> + pm8994_s5: s5 {};
> + pm8994_s6: s6 {};
> + pm8994_s7: s7 {};
> +
> + pm8994_l1: l1 {};
> + pm8994_l2: l2 {};
> + pm8994_l3: l3 {};
> + pm8994_l4: l4 {};
> + pm8994_l6: l6 {};
> + pm8994_l8: l8 {};
> + pm8994_l9: l9 {};
> + pm8994_l10: l10 {};
> + pm8994_l11: l11 {};
> + pm8994_l12: l12 {};
> + pm8994_l13: l13 {};
> + pm8994_l14: l14 {};
> + pm8994_l15: l15 {};
> + pm8994_l16: l16 {};
> + pm8994_l17: l17 {};
> + pm8994_l18: l18 {};
> + pm8994_l19: l19 {};
> + pm8994_l20: l20 {};
> + pm8994_l21: l21 {};
> + pm8994_l22: l22 {};
> + pm8994_l23: l23 {};
> + pm8994_l24: l24 {};
> + pm8994_l25: l25 {};
> + pm8994_l26: l26 {};
> + pm8994_l27: l27 {};
> + pm8994_l28: l28 {};
> + pm8994_l29: l29 {};
> + pm8994_l30: l30 {};
> + pm8994_l31: l31 {};
> + pm8994_l32: l32 {};
> +
> + pm8994_lvs1: lvs1 {};
> + pm8994_lvs2: lvs2 {};
> + };
> + };
> + };
> + };
> };
>
> -
> #include "msm8992-pins.dtsi"
> diff --git a/arch/arm64/boot/dts/qcom/msm8994-smd-rpm.dtsi b/arch/arm64/boot/dts/qcom/msm8994-smd-rpm.dtsi
> new file mode 100644
> index 0000000..47ebd16
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/msm8994-smd-rpm.dtsi
> @@ -0,0 +1,276 @@
> +/* Copyright (c) 2015, LGE Inc. All rights reserved.
> + * Copyright (c) 2016, The Linux Foundation. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 and
> + * only version 2 as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + */
> +
> +&smd_rpm {
> + rpm {
> + rpm_requests {
> + pm8994-regulators {
> +
> + vdd_l1-supply = <&pm8994_s1>;
> + vdd_l2_26_28-supply = <&pm8994_s3>;
> + vdd_l3_11-supply = <&pm8994_s3>;
> + vdd_l4_27_31-supply = <&pm8994_s3>;
> + vdd_l5_7-supply = <&pm8994_s3>;
> + vdd_l6_12_32-supply = <&pm8994_s5>;
> + vdd_l8_16_30-supply = <&vreg_vph_pwr>;
> + vdd_l9_10_18_22-supply = <&vreg_vph_pwr>;
> + vdd_l13_19_23_24-supply = <&vreg_vph_pwr>;
> + vdd_l14_15-supply = <&pm8994_s5>;
> + vdd_l17_29-supply = <&vreg_vph_pwr>;
> + vdd_l20_21-supply = <&vreg_vph_pwr>;
> + vdd_l25-supply = <&pm8994_s5>;
> + vdd_lvs1_2 = <&pm8994_s4>;
> +
> + s1 {
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <800000>;
> + };
> +
> + s2 {
> + /* TODO */
> + };
> +
> + s3 {
> + regulator-min-microvolt = <1300000>;
> + regulator-max-microvolt = <1300000>;
> + };
> +
> + s4 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-allow-set-load;
> + regulator-system-load = <325000>;
> + };
> +
> + s5 {
> + regulator-min-microvolt = <2150000>;
> + regulator-max-microvolt = <2150000>;
> + };
> +
> + s7 {
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1000000>;
> + };
> +
> + l1 {
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1000000>;
> + };
> +
> + l2 {
> + regulator-min-microvolt = <1250000>;
> + regulator-max-microvolt = <1250000>;
> + };
> +
> + l3 {
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + };
> +
> + l4 {
> + regulator-min-microvolt = <1225000>;
> + regulator-max-microvolt = <1225000>;
> + };
> +
> + l5 {
> + /* TODO */
> + };
> +
> + l6 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + l7 {
> + /* TODO */
> + };
> +
> + l8 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + l9 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + l10 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + qcom,init-voltage = <1800000>;
> + };
> +
> + l11 {
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + qcom,init-voltage = <1200000>;
> + };
> +
> + l12 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + qcom,init-voltage = <1800000>;
> + proxy-supply = <&pm8994_l12>;
> + qcom,proxy-consumer-enable;
> + qcom,proxy-consumer-current = <10000>;
> + status = "okay";
> + };
> +
> + l13 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <2950000>;
> + qcom,init-voltage = <2950000>;
> + status = "okay";
> + };
> +
> + l14 {
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + qcom,init-voltage = <1200000>;
> + proxy-supply = <&pm8994_l14>;
> + qcom,proxy-consumer-enable;
> + qcom,proxy-consumer-current = <10000>;
> + status = "okay";
> + };
> +
> + l15 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + qcom,init-voltage = <1800000>;
> + status = "okay";
> + };
> +
> + l16 {
> + regulator-min-microvolt = <2700000>;
> + regulator-max-microvolt = <2700000>;
> + qcom,init-voltage = <2700000>;
> + status = "okay";
> + };
> +
> + l17 {
> + regulator-min-microvolt = <2700000>;
> + regulator-max-microvolt = <2700000>;
> + qcom,init-voltage = <2700000>;
> + status = "okay";
> + };
> +
> + l18 {
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + regulator-always-on;
> + qcom,init-voltage = <3000000>;
> + qcom,init-ldo-mode = <1>;
> + };
> +
> + l19 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + qcom,init-voltage = <1800000>;
> + status = "okay";
> + };
> +
> + l20 {
> + regulator-min-microvolt = <2950000>;
> + regulator-max-microvolt = <2950000>;
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-allow-set-load;
> + regulator-system-load = <570000>;
> + };
> +
> + l21 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> + qcom,init-voltage = <1800000>;
> + };
> +
> + l22 {
> + regulator-min-microvolt = <3100000>;
> + regulator-max-microvolt = <3100000>;
> + qcom,init-voltage = <3100000>;
> + };
> +
> + l23 {
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + qcom,init-voltage = <2800000>;
> + };
> +
> + l24 {
> + regulator-min-microvolt = <3075000>;
> + regulator-max-microvolt = <3150000>;
> + qcom,init-voltage = <3075000>;
> + };
> +
> + l25 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + qcom,init-voltage = <1800000>;
> + };
> +
> + l26 {
> + /* TODO: value from downstream
> + regulator-min-microvolt = <987500>;
> + fails to apply */
> + };
> +
> + l27 {
> + regulator-min-microvolt = <1050000>;
> + regulator-max-microvolt = <1050000>;
> + qcom,init-voltage = <1050000>;
> + };
> +
> + l28 {
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1000000>;
> + qcom,init-voltage = <1000000>;
> + proxy-supply = <&pm8994_l28>;
> + qcom,proxy-consumer-enable;
> + qcom,proxy-consumer-current = <10000>;
> + };
> +
> + l29 {
> + /* TODO: Unsupported voltage range.
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + qcom,init-voltage = <2800000>;
> + */
> + };
> +
> + l30 {
> + /* TODO: get this verified
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + qcom,init-voltage = <1800000>;
> + */
> + };
> +
> + l31 {
> + regulator-min-microvolt = <1262500>;
> + regulator-max-microvolt = <1262500>;
> + qcom,init-voltage = <1262500>;
> + };
> +
> + l32 {
> + /* TODO: get this verified
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + qcom,init-voltage = <1800000>;
> + */
> + };
> + };
> + };
> + };
> +};
> --
> 2.6.1
>
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