* [PATCH 1/4] ARM: dts: mediatek: Enable clock support for Mediatek MT8135.
2015-07-07 12:45 Mediatek MT8135 dts updates Sascha Hauer
@ 2015-07-07 12:45 ` Sascha Hauer
2015-07-07 12:45 ` [PATCH 2/4] ARM: dts: mt8135: Add pmic wrapper nodes Sascha Hauer
` (3 subsequent siblings)
4 siblings, 0 replies; 8+ messages in thread
From: Sascha Hauer @ 2015-07-07 12:45 UTC (permalink / raw)
To: linux-arm-kernel
From: James Liao <jamesjj.liao@mediatek.com>
This patch adds MT8135 clock controllers into device tree.
Signed-off-by: James Liao <jamesjj.liao@mediatek.com>
Signed-off-by: Henry Chen <henryc.chen@mediatek.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/boot/dts/mt8135.dtsi | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
diff --git a/arch/arm/boot/dts/mt8135.dtsi b/arch/arm/boot/dts/mt8135.dtsi
index 0aba9eb..b99e488 100644
--- a/arch/arm/boot/dts/mt8135.dtsi
+++ b/arch/arm/boot/dts/mt8135.dtsi
@@ -12,6 +12,7 @@
* GNU General Public License for more details.
*/
+#include <dt-bindings/clock/mt8135-clk.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include "skeleton64.dtsi"
@@ -94,6 +95,11 @@
#clock-cells = <0>;
};
+ clk26m: clk26m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <26000000>;
+ };
};
soc {
@@ -102,6 +108,26 @@
compatible = "simple-bus";
ranges;
+ topckgen: topckgen at 10000000 {
+ compatible = "mediatek,mt8135-topckgen";
+ reg = <0 0x10000000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ infracfg: infracfg at 10001000 {
+ #reset-cells = <1>;
+ #clock-cells = <1>;
+ compatible = "mediatek,mt8135-infracfg", "syscon";
+ reg = <0 0x10001000 0 0x1000>;
+ };
+
+ pericfg: pericfg at 10003000 {
+ #reset-cells = <1>;
+ #clock-cells = <1>;
+ compatible = "mediatek,mt8135-pericfg", "syscon";
+ reg = <0 0x10003000 0 0x1000>;
+ };
+
/*
* Pinctrl access register at 0x10005000 and 0x1020c000 through
* regmap. Register 0x1000b000 is used by EINT.
@@ -143,6 +169,12 @@
reg = <0 0x10200030 0 0x1c>;
};
+ apmixedsys: apmixedsys at 10209000 {
+ compatible = "mediatek,mt8135-apmixedsys";
+ reg = <0 0x10209000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
syscfg_pctl_b: syscfg_pctl_b at 1020c000 {
compatible = "mediatek,mt8135-pctl-b-syscfg", "syscon";
reg = <0 0x1020c000 0 0x1000>;
--
2.1.4
^ permalink raw reply related [flat|nested] 8+ messages in thread* [PATCH 2/4] ARM: dts: mt8135: Add pmic wrapper nodes
2015-07-07 12:45 Mediatek MT8135 dts updates Sascha Hauer
2015-07-07 12:45 ` [PATCH 1/4] ARM: dts: mediatek: Enable clock support for Mediatek MT8135 Sascha Hauer
@ 2015-07-07 12:45 ` Sascha Hauer
2015-07-07 12:45 ` [PATCH 3/4] ARM: dts: mt8135-evbp1: Add PMIC support Sascha Hauer
` (2 subsequent siblings)
4 siblings, 0 replies; 8+ messages in thread
From: Sascha Hauer @ 2015-07-07 12:45 UTC (permalink / raw)
To: linux-arm-kernel
This adds the pmic wrapper node to the MediaTek MT8135 dtsi file.
This unit is used to access the PMIC on MediaTek boards.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/boot/dts/mt8135.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm/boot/dts/mt8135.dtsi b/arch/arm/boot/dts/mt8135.dtsi
index b99e488..36ff82a 100644
--- a/arch/arm/boot/dts/mt8135.dtsi
+++ b/arch/arm/boot/dts/mt8135.dtsi
@@ -15,6 +15,7 @@
#include <dt-bindings/clock/mt8135-clk.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/reset-controller/mt8135-resets.h>
#include "skeleton64.dtsi"
#include "mt8135-pinfunc.h"
@@ -160,6 +161,19 @@
clock-names = "system-clk", "rtc-clk";
};
+ pwrap: pwrap at 1000f000 {
+ compatible = "mediatek,mt8135-pwrap";
+ reg = <0 0x1000f000 0 0x1000>,
+ <0 0x11017000 0 0x1000>;
+ reg-names = "pwrap", "pwrap-bridge";
+ interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&infracfg MT8135_INFRA_PMIC_WRAP_RST>,
+ <&pericfg MT8135_PERI_PWRAP_BRIDGE_SW_RST>;
+ reset-names = "pwrap", "pwrap-bridge";
+ clocks = <&clk26m>, <&clk26m>;
+ clock-names = "spi", "wrap";
+ };
+
sysirq: interrupt-controller at 10200030 {
compatible = "mediatek,mt8135-sysirq",
"mediatek,mt6577-sysirq";
--
2.1.4
^ permalink raw reply related [flat|nested] 8+ messages in thread* [PATCH 3/4] ARM: dts: mt8135-evbp1: Add PMIC support
2015-07-07 12:45 Mediatek MT8135 dts updates Sascha Hauer
2015-07-07 12:45 ` [PATCH 1/4] ARM: dts: mediatek: Enable clock support for Mediatek MT8135 Sascha Hauer
2015-07-07 12:45 ` [PATCH 2/4] ARM: dts: mt8135: Add pmic wrapper nodes Sascha Hauer
@ 2015-07-07 12:45 ` Sascha Hauer
2015-07-07 12:45 ` [PATCH 4/4] ARM: dts: mediatek mt8135: Use real UART clocks Sascha Hauer
2015-07-17 20:42 ` Mediatek MT8135 dts updates Matthias Brugger
4 siblings, 0 replies; 8+ messages in thread
From: Sascha Hauer @ 2015-07-07 12:45 UTC (permalink / raw)
To: linux-arm-kernel
The MT8135 eval board contains a MT6397 PMIC. This adds the
corresponding device node to the dts file.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/boot/dts/mt8135-evbp1.dts | 193 +++++++++++++++++++++++++++++++++++++
1 file changed, 193 insertions(+)
diff --git a/arch/arm/boot/dts/mt8135-evbp1.dts b/arch/arm/boot/dts/mt8135-evbp1.dts
index 3667738..357a91f 100644
--- a/arch/arm/boot/dts/mt8135-evbp1.dts
+++ b/arch/arm/boot/dts/mt8135-evbp1.dts
@@ -24,6 +24,199 @@
};
};
+&pwrap {
+ pmic: mt6397 {
+ compatible = "mediatek,mt6397";
+
+ mt6397regulator: mt6397regulator {
+ compatible = "mediatek,mt6397-regulator";
+
+ mt6397_vpca15_reg: buck_vpca15 {
+ regulator-compatible = "buck_vpca15";
+ regulator-name = "vpca15";
+ regulator-min-microvolt = < 850000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-ramp-delay = <12500>;
+ regulator-always-on;
+ };
+
+ mt6397_vpca7_reg: buck_vpca7 {
+ regulator-compatible = "buck_vpca7";
+ regulator-name = "vpca7";
+ regulator-min-microvolt = < 850000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-ramp-delay = <12500>;
+ regulator-always-on;
+ };
+
+ mt6397_vsramca15_reg: buck_vsramca15 {
+ regulator-compatible = "buck_vsramca15";
+ regulator-name = "vsramca15";
+ regulator-min-microvolt = < 850000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-ramp-delay = <12500>;
+ regulator-always-on;
+ };
+
+ mt6397_vsramca7_reg: buck_vsramca7 {
+ regulator-compatible = "buck_vsramca7";
+ regulator-name = "vsramca7";
+ regulator-min-microvolt = < 850000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-ramp-delay = <12500>;
+ regulator-always-on;
+ };
+
+ mt6397_vcore_reg: buck_vcore {
+ regulator-compatible = "buck_vcore";
+ regulator-name = "vcore";
+ regulator-min-microvolt = < 850000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-ramp-delay = <12500>;
+ regulator-always-on;
+ };
+
+ mt6397_vgpu_reg: buck_vgpu {
+ regulator-compatible = "buck_vgpu";
+ regulator-name = "vgpu";
+ regulator-min-microvolt = < 700000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-ramp-delay = <12500>;
+ regulator-enable-ramp-delay = <115>;
+ };
+
+ mt6397_vdrm_reg: buck_vdrm {
+ regulator-compatible = "buck_vdrm";
+ regulator-name = "vdrm";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-ramp-delay = <12500>;
+ regulator-always-on;
+ };
+
+ mt6397_vio18_reg: buck_vio18 {
+ regulator-compatible = "buck_vio18";
+ regulator-name = "vio18";
+ regulator-min-microvolt = <1620000>;
+ regulator-max-microvolt = <1980000>;
+ regulator-ramp-delay = <12500>;
+ regulator-always-on;
+ };
+
+ mt6397_vtcxo_reg: ldo_vtcxo {
+ regulator-compatible = "ldo_vtcxo";
+ regulator-name = "vtcxo";
+ regulator-always-on;
+ };
+
+ mt6397_va28_reg: ldo_va28 {
+ regulator-compatible = "ldo_va28";
+ regulator-name = "va28";
+ regulator-always-on;
+ };
+
+ mt6397_vcama_reg: ldo_vcama {
+ regulator-compatible = "ldo_vcama";
+ regulator-name = "vcama";
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <2800000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+
+ mt6397_vio28_reg: ldo_vio28 {
+ regulator-compatible = "ldo_vio28";
+ regulator-name = "vio28";
+ regulator-always-on;
+ };
+
+ mt6397_vusb_reg: ldo_vusb {
+ regulator-compatible = "ldo_vusb";
+ regulator-name = "vusb";
+ };
+
+ mt6397_vmc_reg: ldo_vmc {
+ regulator-compatible = "ldo_vmc";
+ regulator-name = "vmc";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+
+ mt6397_vmch_reg: ldo_vmch {
+ regulator-compatible = "ldo_vmch";
+ regulator-name = "vmch";
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+
+ mt6397_vemc_3v3_reg: ldo_vemc3v3 {
+ regulator-compatible = "ldo_vemc3v3";
+ regulator-name = "vemc_3v3";
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+
+ mt6397_vgp1_reg: ldo_vgp1 {
+ regulator-compatible = "ldo_vgp1";
+ regulator-name = "vcamd";
+ regulator-min-microvolt = <1220000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <240>;
+ };
+
+ mt6397_vgp2_reg: ldo_vgp2 {
+ regulator-compatible = "ldo_vgp2";
+ regulator-name = "vcamio";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+
+ mt6397_vgp3_reg: ldo_vgp3 {
+ regulator-compatible = "ldo_vgp3";
+ regulator-name = "vcamaf";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+
+ mt6397_vgp4_reg: ldo_vgp4 {
+ regulator-compatible = "ldo_vgp4";
+ regulator-name = "vgp4";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+
+ mt6397_vgp5_reg: ldo_vgp5 {
+ regulator-compatible = "ldo_vgp5";
+ regulator-name = "vgp5";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+
+ mt6397_vgp6_reg: ldo_vgp6 {
+ regulator-compatible = "ldo_vgp6";
+ regulator-name = "vgp6";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+
+ mt6397_vibr_reg: ldo_vibr {
+ regulator-compatible = "ldo_vibr";
+ regulator-name = "vibr";
+ regulator-min-microvolt = <1300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <218>;
+ };
+ };
+ };
+};
+
&uart3 {
status = "okay";
};
--
2.1.4
^ permalink raw reply related [flat|nested] 8+ messages in thread* [PATCH 4/4] ARM: dts: mediatek mt8135: Use real UART clocks
2015-07-07 12:45 Mediatek MT8135 dts updates Sascha Hauer
` (2 preceding siblings ...)
2015-07-07 12:45 ` [PATCH 3/4] ARM: dts: mt8135-evbp1: Add PMIC support Sascha Hauer
@ 2015-07-07 12:45 ` Sascha Hauer
2015-07-17 20:42 ` Mediatek MT8135 dts updates Matthias Brugger
4 siblings, 0 replies; 8+ messages in thread
From: Sascha Hauer @ 2015-07-07 12:45 UTC (permalink / raw)
To: linux-arm-kernel
We used to provide dummy clocks for the UART. Now that we have
common clock support we can provide the real clocks to the UART.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/boot/dts/mt8135.dtsi | 18 ++++++++----------
1 file changed, 8 insertions(+), 10 deletions(-)
diff --git a/arch/arm/boot/dts/mt8135.dtsi b/arch/arm/boot/dts/mt8135.dtsi
index 36ff82a..08371db 100644
--- a/arch/arm/boot/dts/mt8135.dtsi
+++ b/arch/arm/boot/dts/mt8135.dtsi
@@ -90,12 +90,6 @@
#clock-cells = <0>;
};
- uart_clk: dummy26m {
- compatible = "fixed-clock";
- clock-frequency = <26000000>;
- #clock-cells = <0>;
- };
-
clk26m: clk26m {
compatible = "fixed-clock";
#clock-cells = <0>;
@@ -209,7 +203,8 @@
compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart";
reg = <0 0x11006000 0 0x400>;
interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
- clocks = <&uart_clk>;
+ clocks = <&pericfg CLK_PERI_UART0_SEL>, <&pericfg CLK_PERI_UART0>;
+ clock-names = "baud", "bus";
status = "disabled";
};
@@ -217,7 +212,8 @@
compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart";
reg = <0 0x11007000 0 0x400>;
interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
- clocks = <&uart_clk>;
+ clocks = <&pericfg CLK_PERI_UART1_SEL>, <&pericfg CLK_PERI_UART1>;
+ clock-names = "baud", "bus";
status = "disabled";
};
@@ -225,7 +221,8 @@
compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart";
reg = <0 0x11008000 0 0x400>;
interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
- clocks = <&uart_clk>;
+ clocks = <&pericfg CLK_PERI_UART2_SEL>, <&pericfg CLK_PERI_UART2>;
+ clock-names = "baud", "bus";
status = "disabled";
};
@@ -233,7 +230,8 @@
compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart";
reg = <0 0x11009000 0 0x400>;
interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
- clocks = <&uart_clk>;
+ clocks = <&pericfg CLK_PERI_UART3_SEL>, <&pericfg CLK_PERI_UART3>;
+ clock-names = "baud", "bus";
status = "disabled";
};
--
2.1.4
^ permalink raw reply related [flat|nested] 8+ messages in thread* Mediatek MT8135 dts updates
2015-07-07 12:45 Mediatek MT8135 dts updates Sascha Hauer
` (3 preceding siblings ...)
2015-07-07 12:45 ` [PATCH 4/4] ARM: dts: mediatek mt8135: Use real UART clocks Sascha Hauer
@ 2015-07-17 20:42 ` Matthias Brugger
4 siblings, 0 replies; 8+ messages in thread
From: Matthias Brugger @ 2015-07-17 20:42 UTC (permalink / raw)
To: linux-arm-kernel
On Tuesday, July 07, 2015 02:45:09 PM Sascha Hauer wrote:
> This series contains dts updates for the Mediatek MT8135 to enable
> recently added Kernel features. Last time I sent this the dt-include
> files were missing. This time this should be ready to get merged.
>
> Sascha
>
> ----------------------------------------------------------------
> James Liao (1):
> ARM: dts: mediatek: Enable clock support for Mediatek MT8135.
>
> Sascha Hauer (3):
> ARM: dts: mt8135: Add pmic wrapper nodes
> ARM: dts: mt8135-evbp1: Add PMIC support
> ARM: dts: mediatek mt8135: Use real UART clocks
>
Whole series applied to v4.2-next/dts
Thanks!
^ permalink raw reply [flat|nested] 8+ messages in thread