* [PATCH v8 0/4] Add SPMI support for Mediatek MT6873/8192 SoC IC @ 2021-05-26 10:35 Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 1/4] dt-bindings: spmi: modify the constraint 'maxItems' to 'minItems' Hsin-Hsiung Wang ` (3 more replies) 0 siblings, 4 replies; 10+ messages in thread From: Hsin-Hsiung Wang @ 2021-05-26 10:35 UTC (permalink / raw) To: Stephen Boyd, Rob Herring, Matthias Brugger Cc: Hsin-Hsiung Wang, linux-kernel, devicetree, linux-arm-kernel, linux-mediatek, srv_heupstream, Project_Global_Chrome_Upstream_Group This series adds support for new SoC MT6873/8192 to the spmi driver. This series is based on Chun-Jie's patches[1]. [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=488239 changes since v7: - rebase to Linux 5.13. Hsin-Hsiung Wang (4): dt-bindings: spmi: modify the constraint 'maxItems' to 'minItems' dt-bindings: spmi: document binding for the Mediatek SPMI controller spmi: mediatek: Add support for MT6873/8192 arm64: dts: mt8192: add spmi node .../bindings/spmi/mtk,spmi-mtk-pmif.yaml | 74 ++++ Documentation/devicetree/bindings/spmi/spmi.yaml | 2 +- arch/arm64/boot/dts/mediatek/mt8192.dtsi | 17 + drivers/spmi/Kconfig | 10 + drivers/spmi/Makefile | 2 + drivers/spmi/spmi-mtk-pmif.c | 465 +++++++++++++++++++++ 6 files changed, 569 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml create mode 100644 drivers/spmi/spmi-mtk-pmif.c -- 2.6.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 10+ messages in thread
* [PATCH v8 1/4] dt-bindings: spmi: modify the constraint 'maxItems' to 'minItems' 2021-05-26 10:35 [PATCH v8 0/4] Add SPMI support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang @ 2021-05-26 10:35 ` Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 2/4] dt-bindings: spmi: document binding for the Mediatek SPMI controller Hsin-Hsiung Wang ` (2 subsequent siblings) 3 siblings, 0 replies; 10+ messages in thread From: Hsin-Hsiung Wang @ 2021-05-26 10:35 UTC (permalink / raw) To: Stephen Boyd, Rob Herring, Matthias Brugger Cc: Hsin-Hsiung Wang, linux-kernel, devicetree, linux-arm-kernel, linux-mediatek, srv_heupstream, Project_Global_Chrome_Upstream_Group The constraint of 'maxItem: 1' might be larger than 1, so we modify it to 'minItem: 1'. Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> Acked-by: Rob Herring <robh@kernel.org> --- changes since v7: - no change. --- Documentation/devicetree/bindings/spmi/spmi.yaml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/spmi/spmi.yaml b/Documentation/devicetree/bindings/spmi/spmi.yaml index 1739409..12dbf65 100644 --- a/Documentation/devicetree/bindings/spmi/spmi.yaml +++ b/Documentation/devicetree/bindings/spmi/spmi.yaml @@ -25,7 +25,7 @@ properties: pattern: "^spmi@.*" reg: - maxItems: 1 + minItems: 1 "#address-cells": const: 2 -- 2.6.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 10+ messages in thread
* [PATCH v8 2/4] dt-bindings: spmi: document binding for the Mediatek SPMI controller 2021-05-26 10:35 [PATCH v8 0/4] Add SPMI support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 1/4] dt-bindings: spmi: modify the constraint 'maxItems' to 'minItems' Hsin-Hsiung Wang @ 2021-05-26 10:35 ` Hsin-Hsiung Wang 2021-05-26 12:56 ` Rob Herring 2021-05-26 10:35 ` [PATCH v8 3/4] spmi: mediatek: Add support for MT6873/8192 Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 4/4] arm64: dts: mt8192: add spmi node Hsin-Hsiung Wang 3 siblings, 1 reply; 10+ messages in thread From: Hsin-Hsiung Wang @ 2021-05-26 10:35 UTC (permalink / raw) To: Stephen Boyd, Rob Herring, Matthias Brugger Cc: Hsin-Hsiung Wang, linux-kernel, devicetree, linux-arm-kernel, linux-mediatek, srv_heupstream, Project_Global_Chrome_Upstream_Group This adds documentation for the SPMI controller found on Mediatek SoCs. Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> --- changes since v7: - no change. --- .../bindings/spmi/mtk,spmi-mtk-pmif.yaml | 74 ++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml diff --git a/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml new file mode 100644 index 0000000..a43b030 --- /dev/null +++ b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spmi/mtk,spmi-mtk-pmif.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek SPMI Controller Device Tree Bindings + +maintainers: + - Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> + +description: |+ + On MediaTek SoCs the PMIC is connected via SPMI and the controller allows + for multiple SoCs to control a single SPMI master. + +allOf: + - $ref: "spmi.yaml" + +properties: + compatible: + const: mediatek,mt6873-spmi + + reg: + maxItems: 2 + + reg-names: + items: + - const: pmif + - const: spmimst + + clocks: + minItems: 3 + maxItems: 3 + + clock-names: + items: + - const: pmif_sys_ck + - const: pmif_tmr_ck + - const: spmimst_clk_mux + + assigned-clocks: + maxItems: 1 + + assigned-clock-parents: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/mt8192-clk.h> + + spmi: spmi@10027000 { + compatible = "mediatek,mt6873-spmi"; + reg = <0 0x10027000 0 0x000e00>, + <0 0x10029000 0 0x000100>; + reg-names = "pmif", "spmimst"; + clocks = <&infracfg CLK_INFRA_PMIC_AP>, + <&infracfg CLK_INFRA_PMIC_TMR>, + <&topckgen CLK_TOP_SPMI_MST_SEL>; + clock-names = "pmif_sys_ck", + "pmif_tmr_ck", + "spmimst_clk_mux"; + assigned-clocks = <&topckgen CLK_TOP_PWRAP_ULPOSC_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_OSC_D10>; + }; +... -- 2.6.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 10+ messages in thread
* Re: [PATCH v8 2/4] dt-bindings: spmi: document binding for the Mediatek SPMI controller 2021-05-26 10:35 ` [PATCH v8 2/4] dt-bindings: spmi: document binding for the Mediatek SPMI controller Hsin-Hsiung Wang @ 2021-05-26 12:56 ` Rob Herring 2021-05-27 1:29 ` Hsin-hsiung Wang 0 siblings, 1 reply; 10+ messages in thread From: Rob Herring @ 2021-05-26 12:56 UTC (permalink / raw) To: Hsin-Hsiung Wang Cc: Stephen Boyd, srv_heupstream, Matthias Brugger, linux-mediatek, Project_Global_Chrome_Upstream_Group, linux-kernel, Rob Herring, devicetree, linux-arm-kernel On Wed, 26 May 2021 18:35:42 +0800, Hsin-Hsiung Wang wrote: > This adds documentation for the SPMI controller found on Mediatek SoCs. > > Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> > --- > changes since v7: > - no change. > --- > .../bindings/spmi/mtk,spmi-mtk-pmif.yaml | 74 ++++++++++++++++++++++ > 1 file changed, 74 insertions(+) > create mode 100644 Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml > My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check' on your patch (DT_CHECKER_FLAGS is new in v5.13): yamllint warnings/errors: dtschema/dtc warnings/errors: Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.example.dts:19:18: fatal error: dt-bindings/clock/mt8192-clk.h: No such file or directory 19 | #include <dt-bindings/clock/mt8192-clk.h> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ compilation terminated. make[1]: *** [scripts/Makefile.lib:380: Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.example.dt.yaml] Error 1 make[1]: *** Waiting for unfinished jobs.... make: *** [Makefile:1416: dt_binding_check] Error 2 See https://patchwork.ozlabs.org/patch/1483989 This check can fail if there are any dependencies. The base for a patch series is generally the most recent rc1. If you already ran 'make dt_binding_check' and didn't see the above error(s), then make sure 'yamllint' is installed and dt-schema is up to date: pip3 install dtschema --upgrade Please check and re-submit. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [PATCH v8 2/4] dt-bindings: spmi: document binding for the Mediatek SPMI controller 2021-05-26 12:56 ` Rob Herring @ 2021-05-27 1:29 ` Hsin-hsiung Wang 0 siblings, 0 replies; 10+ messages in thread From: Hsin-hsiung Wang @ 2021-05-27 1:29 UTC (permalink / raw) To: Rob Herring Cc: Stephen Boyd, srv_heupstream, Matthias Brugger, linux-mediatek, Project_Global_Chrome_Upstream_Group, linux-kernel, Rob Herring, devicetree, linux-arm-kernel Hi, On Wed, 2021-05-26 at 07:56 -0500, Rob Herring wrote: > On Wed, 26 May 2021 18:35:42 +0800, Hsin-Hsiung Wang wrote: > > This adds documentation for the SPMI controller found on Mediatek SoCs. > > > > Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> > > --- > > changes since v7: > > - no change. > > --- > > .../bindings/spmi/mtk,spmi-mtk-pmif.yaml | 74 ++++++++++++++++++++++ > > 1 file changed, 74 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml > > > > My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check' > on your patch (DT_CHECKER_FLAGS is new in v5.13): > > yamllint warnings/errors: > > dtschema/dtc warnings/errors: > Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.example.dts:19:18: fatal error: dt-bindings/clock/mt8192-clk.h: No such file or directory > 19 | #include <dt-bindings/clock/mt8192-clk.h> > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > compilation terminated. > make[1]: *** [scripts/Makefile.lib:380: Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.example.dt.yaml] Error 1 > make[1]: *** Waiting for unfinished jobs.... > make: *** [Makefile:1416: dt_binding_check] Error 2 > > See https://patchwork.ozlabs.org/patch/1483989 > > This check can fail if there are any dependencies. The base for a patch > series is generally the most recent rc1. > > If you already ran 'make dt_binding_check' and didn't see the above > error(s), then make sure 'yamllint' is installed and dt-schema is up to > date: > > pip3 install dtschema --upgrade > > Please check and re-submit. > Thanks. for the review. This series is based on Chun-Jie's patches[1]. [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=488239 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 10+ messages in thread
* [PATCH v8 3/4] spmi: mediatek: Add support for MT6873/8192 2021-05-26 10:35 [PATCH v8 0/4] Add SPMI support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 1/4] dt-bindings: spmi: modify the constraint 'maxItems' to 'minItems' Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 2/4] dt-bindings: spmi: document binding for the Mediatek SPMI controller Hsin-Hsiung Wang @ 2021-05-26 10:35 ` Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 4/4] arm64: dts: mt8192: add spmi node Hsin-Hsiung Wang 3 siblings, 0 replies; 10+ messages in thread From: Hsin-Hsiung Wang @ 2021-05-26 10:35 UTC (permalink / raw) To: Stephen Boyd, Rob Herring, Matthias Brugger Cc: Hsin-Hsiung Wang, linux-kernel, devicetree, linux-arm-kernel, linux-mediatek, srv_heupstream, Project_Global_Chrome_Upstream_Group Add spmi support for MT6873/8192. Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> --- changes since v7: - no change. --- drivers/spmi/Kconfig | 10 + drivers/spmi/Makefile | 2 + drivers/spmi/spmi-mtk-pmif.c | 465 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 477 insertions(+) create mode 100644 drivers/spmi/spmi-mtk-pmif.c diff --git a/drivers/spmi/Kconfig b/drivers/spmi/Kconfig index a53bad5..692bac9 100644 --- a/drivers/spmi/Kconfig +++ b/drivers/spmi/Kconfig @@ -25,4 +25,14 @@ config SPMI_MSM_PMIC_ARB This is required for communicating with Qualcomm PMICs and other devices that have the SPMI interface. +config SPMI_MTK_PMIF + tristate "Mediatek SPMI Controller (PMIC Arbiter)" + help + If you say yes to this option, support will be included for the + built-in SPMI PMIC Arbiter interface on Mediatek family + processors. + + This is required for communicating with Mediatek PMICs and + other devices that have the SPMI interface. + endif diff --git a/drivers/spmi/Makefile b/drivers/spmi/Makefile index 55a94ca..76fb3b3 100644 --- a/drivers/spmi/Makefile +++ b/drivers/spmi/Makefile @@ -5,3 +5,5 @@ obj-$(CONFIG_SPMI) += spmi.o obj-$(CONFIG_SPMI_MSM_PMIC_ARB) += spmi-pmic-arb.o +obj-$(CONFIG_SPMI_MTK_PMIF) += spmi-mtk-pmif.o + diff --git a/drivers/spmi/spmi-mtk-pmif.c b/drivers/spmi/spmi-mtk-pmif.c new file mode 100644 index 0000000..94c45d4 --- /dev/null +++ b/drivers/spmi/spmi-mtk-pmif.c @@ -0,0 +1,465 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (c) 2021 MediaTek Inc. + +#include <linux/clk.h> +#include <linux/iopoll.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/spmi.h> + +#define SWINF_IDLE 0x00 +#define SWINF_WFVLDCLR 0x06 + +#define GET_SWINF(x) (((x) >> 1) & 0x7) + +#define PMIF_CMD_REG_0 0 +#define PMIF_CMD_REG 1 +#define PMIF_CMD_EXT_REG 2 +#define PMIF_CMD_EXT_REG_LONG 3 + +#define PMIF_DELAY_US 10 +#define PMIF_TIMEOUT_US (10 * 1000) + +#define PMIF_CHAN_OFFSET 0x5 + +#define PMIF_MAX_CLKS 3 + +#define SPMI_OP_ST_BUSY 1 + +struct ch_reg { + u32 ch_sta; + u32 wdata; + u32 rdata; + u32 ch_send; + u32 ch_rdy; +}; + +struct pmif_data { + const u32 *regs; + const u32 *spmimst_regs; + u32 soc_chan; +}; + +struct pmif { + void __iomem *base; + void __iomem *spmimst_base; + struct ch_reg chan; + struct clk_bulk_data clks[PMIF_MAX_CLKS]; + u32 nclks; + const struct pmif_data *data; +}; + +static const char * const pmif_clock_names[] = { + "pmif_sys_ck", "pmif_tmr_ck", "spmimst_clk_mux", +}; + +enum pmif_regs { + PMIF_INIT_DONE, + PMIF_INF_EN, + PMIF_ARB_EN, + PMIF_CMDISSUE_EN, + PMIF_TIMER_CTRL, + PMIF_SPI_MODE_CTRL, + PMIF_IRQ_EVENT_EN_0, + PMIF_IRQ_FLAG_0, + PMIF_IRQ_CLR_0, + PMIF_IRQ_EVENT_EN_1, + PMIF_IRQ_FLAG_1, + PMIF_IRQ_CLR_1, + PMIF_IRQ_EVENT_EN_2, + PMIF_IRQ_FLAG_2, + PMIF_IRQ_CLR_2, + PMIF_IRQ_EVENT_EN_3, + PMIF_IRQ_FLAG_3, + PMIF_IRQ_CLR_3, + PMIF_IRQ_EVENT_EN_4, + PMIF_IRQ_FLAG_4, + PMIF_IRQ_CLR_4, + PMIF_WDT_EVENT_EN_0, + PMIF_WDT_FLAG_0, + PMIF_WDT_EVENT_EN_1, + PMIF_WDT_FLAG_1, + PMIF_SWINF_0_STA, + PMIF_SWINF_0_WDATA_31_0, + PMIF_SWINF_0_RDATA_31_0, + PMIF_SWINF_0_ACC, + PMIF_SWINF_0_VLD_CLR, + PMIF_SWINF_1_STA, + PMIF_SWINF_1_WDATA_31_0, + PMIF_SWINF_1_RDATA_31_0, + PMIF_SWINF_1_ACC, + PMIF_SWINF_1_VLD_CLR, + PMIF_SWINF_2_STA, + PMIF_SWINF_2_WDATA_31_0, + PMIF_SWINF_2_RDATA_31_0, + PMIF_SWINF_2_ACC, + PMIF_SWINF_2_VLD_CLR, + PMIF_SWINF_3_STA, + PMIF_SWINF_3_WDATA_31_0, + PMIF_SWINF_3_RDATA_31_0, + PMIF_SWINF_3_ACC, + PMIF_SWINF_3_VLD_CLR, +}; + +static const u32 mt6873_regs[] = { + [PMIF_INIT_DONE] = 0x0000, + [PMIF_INF_EN] = 0x0024, + [PMIF_ARB_EN] = 0x0150, + [PMIF_CMDISSUE_EN] = 0x03B4, + [PMIF_TIMER_CTRL] = 0x03E0, + [PMIF_SPI_MODE_CTRL] = 0x0400, + [PMIF_IRQ_EVENT_EN_0] = 0x0418, + [PMIF_IRQ_FLAG_0] = 0x0420, + [PMIF_IRQ_CLR_0] = 0x0424, + [PMIF_IRQ_EVENT_EN_1] = 0x0428, + [PMIF_IRQ_FLAG_1] = 0x0430, + [PMIF_IRQ_CLR_1] = 0x0434, + [PMIF_IRQ_EVENT_EN_2] = 0x0438, + [PMIF_IRQ_FLAG_2] = 0x0440, + [PMIF_IRQ_CLR_2] = 0x0444, + [PMIF_IRQ_EVENT_EN_3] = 0x0448, + [PMIF_IRQ_FLAG_3] = 0x0450, + [PMIF_IRQ_CLR_3] = 0x0454, + [PMIF_IRQ_EVENT_EN_4] = 0x0458, + [PMIF_IRQ_FLAG_4] = 0x0460, + [PMIF_IRQ_CLR_4] = 0x0464, + [PMIF_WDT_EVENT_EN_0] = 0x046C, + [PMIF_WDT_FLAG_0] = 0x0470, + [PMIF_WDT_EVENT_EN_1] = 0x0474, + [PMIF_WDT_FLAG_1] = 0x0478, + [PMIF_SWINF_0_ACC] = 0x0C00, + [PMIF_SWINF_0_WDATA_31_0] = 0x0C04, + [PMIF_SWINF_0_RDATA_31_0] = 0x0C14, + [PMIF_SWINF_0_VLD_CLR] = 0x0C24, + [PMIF_SWINF_0_STA] = 0x0C28, + [PMIF_SWINF_1_ACC] = 0x0C40, + [PMIF_SWINF_1_WDATA_31_0] = 0x0C44, + [PMIF_SWINF_1_RDATA_31_0] = 0x0C54, + [PMIF_SWINF_1_VLD_CLR] = 0x0C64, + [PMIF_SWINF_1_STA] = 0x0C68, + [PMIF_SWINF_2_ACC] = 0x0C80, + [PMIF_SWINF_2_WDATA_31_0] = 0x0C84, + [PMIF_SWINF_2_RDATA_31_0] = 0x0C94, + [PMIF_SWINF_2_VLD_CLR] = 0x0CA4, + [PMIF_SWINF_2_STA] = 0x0CA8, + [PMIF_SWINF_3_ACC] = 0x0CC0, + [PMIF_SWINF_3_WDATA_31_0] = 0x0CC4, + [PMIF_SWINF_3_RDATA_31_0] = 0x0CD4, + [PMIF_SWINF_3_VLD_CLR] = 0x0CE4, + [PMIF_SWINF_3_STA] = 0x0CE8, +}; + +enum spmi_regs { + SPMI_OP_ST_CTRL, + SPMI_GRP_ID_EN, + SPMI_OP_ST_STA, + SPMI_MST_SAMPL, + SPMI_MST_REQ_EN, + SPMI_REC_CTRL, + SPMI_REC0, + SPMI_REC1, + SPMI_REC2, + SPMI_REC3, + SPMI_REC4, + SPMI_MST_DBG, +}; + +static const u32 mt6873_spmi_regs[] = { + [SPMI_OP_ST_CTRL] = 0x0000, + [SPMI_GRP_ID_EN] = 0x0004, + [SPMI_OP_ST_STA] = 0x0008, + [SPMI_MST_SAMPL] = 0x000c, + [SPMI_MST_REQ_EN] = 0x0010, + [SPMI_REC_CTRL] = 0x0040, + [SPMI_REC0] = 0x0044, + [SPMI_REC1] = 0x0048, + [SPMI_REC2] = 0x004c, + [SPMI_REC3] = 0x0050, + [SPMI_REC4] = 0x0054, + [SPMI_MST_DBG] = 0x00fc, +}; + +static u32 pmif_readl(struct pmif *arb, enum pmif_regs reg) +{ + return readl(arb->base + arb->data->regs[reg]); +} + +static void pmif_writel(struct pmif *arb, u32 val, enum pmif_regs reg) +{ + writel(val, arb->base + arb->data->regs[reg]); +} + +static void mtk_spmi_writel(struct pmif *arb, u32 val, enum spmi_regs reg) +{ + writel(val, arb->spmimst_base + arb->data->spmimst_regs[reg]); +} + +static bool pmif_is_fsm_vldclr(struct pmif *arb) +{ + u32 reg_rdata; + + reg_rdata = pmif_readl(arb, arb->chan.ch_sta); + return GET_SWINF(reg_rdata) == SWINF_WFVLDCLR; +} + +static int pmif_arb_cmd(struct spmi_controller *ctrl, u8 opc, u8 sid) +{ + struct pmif *arb = spmi_controller_get_drvdata(ctrl); + u32 rdata, cmd; + int ret; + + /* Check the opcode */ + if (opc < SPMI_CMD_RESET || opc > SPMI_CMD_WAKEUP) + return -EINVAL; + + cmd = opc - SPMI_CMD_RESET; + + mtk_spmi_writel(arb, (cmd << 0x4) | sid, SPMI_OP_ST_CTRL); + ret = readl_poll_timeout_atomic(arb->spmimst_base + arb->data->spmimst_regs[SPMI_OP_ST_STA], + rdata, (rdata & SPMI_OP_ST_BUSY) == SPMI_OP_ST_BUSY, + PMIF_DELAY_US, PMIF_TIMEOUT_US); + if (ret < 0) + dev_err(&ctrl->dev, "timeout, err = %d\n", ret); + + return ret; +} + +static int pmif_spmi_read_cmd(struct spmi_controller *ctrl, u8 opc, u8 sid, + u16 addr, u8 *buf, size_t len) +{ + struct pmif *arb = spmi_controller_get_drvdata(ctrl); + struct ch_reg *inf_reg; + int ret; + u32 data, cmd; + + /* Check for argument validation. */ + if (sid & ~0xf) { + dev_err(&ctrl->dev, "exceed the max slv id\n"); + return -EINVAL; + } + + if (len > 4) { + dev_err(&ctrl->dev, "pmif supports 1..4 bytes per trans, but:%zu requested", len); + return -EINVAL; + } + + if (opc >= 0x60 && opc <= 0x7f) + opc = PMIF_CMD_REG; + else if ((opc >= 0x20 && opc <= 0x2f) || (opc >= 0x38 && opc <= 0x3f)) + opc = PMIF_CMD_EXT_REG_LONG; + else + return -EINVAL; + + /* Wait for Software Interface FSM state to be IDLE. */ + inf_reg = &arb->chan; + ret = readl_poll_timeout_atomic(arb->base + arb->data->regs[inf_reg->ch_sta], + data, GET_SWINF(data) == SWINF_IDLE, + PMIF_DELAY_US, PMIF_TIMEOUT_US); + if (ret < 0) { + /* set channel ready if the data has transferred */ + if (pmif_is_fsm_vldclr(arb)) + pmif_writel(arb, 1, inf_reg->ch_rdy); + dev_err(&ctrl->dev, "failed to wait for SWINF_IDLE\n"); + goto out; + } + + /* Send the command. */ + cmd = (opc << 30) | (sid << 24) | ((len - 1) << 16) | addr; + pmif_writel(arb, cmd, inf_reg->ch_send); + + /* + * Wait for Software Interface FSM state to be WFVLDCLR, + * read the data and clear the valid flag. + */ + ret = readl_poll_timeout_atomic(arb->base + arb->data->regs[inf_reg->ch_sta], + data, GET_SWINF(data) == SWINF_WFVLDCLR, + PMIF_DELAY_US, PMIF_TIMEOUT_US); + if (ret < 0) { + dev_err(&ctrl->dev, "failed to wait for SWINF_WFVLDCLR\n"); + goto out; + } + + data = pmif_readl(arb, inf_reg->rdata); + memcpy(buf, &data, len); + pmif_writel(arb, 1, inf_reg->ch_rdy); + +out: + if (ret < 0) + return ret; + + return 0; +} + +static int pmif_spmi_write_cmd(struct spmi_controller *ctrl, u8 opc, u8 sid, + u16 addr, const u8 *buf, size_t len) +{ + struct pmif *arb = spmi_controller_get_drvdata(ctrl); + struct ch_reg *inf_reg; + int ret; + u32 data, cmd; + + if (len > 4) { + dev_err(&ctrl->dev, "pmif supports 1..4 bytes per trans, but:%zu requested", len); + return -EINVAL; + } + + /* Check the opcode */ + if (opc >= 0x40 && opc <= 0x5F) + opc = PMIF_CMD_REG; + else if ((opc <= 0xF) || (opc >= 0x30 && opc <= 0x37)) + opc = PMIF_CMD_EXT_REG_LONG; + else if (opc >= 0x80) + opc = PMIF_CMD_REG_0; + else + return -EINVAL; + + /* Wait for Software Interface FSM state to be IDLE. */ + inf_reg = &arb->chan; + ret = readl_poll_timeout_atomic(arb->base + arb->data->regs[inf_reg->ch_sta], + data, GET_SWINF(data) == SWINF_IDLE, + PMIF_DELAY_US, PMIF_TIMEOUT_US); + if (ret < 0) { + /* set channel ready if the data has transferred */ + if (pmif_is_fsm_vldclr(arb)) + pmif_writel(arb, 1, inf_reg->ch_rdy); + dev_err(&ctrl->dev, "failed to wait for SWINF_IDLE\n"); + goto out; + } + + /* Set the write data. */ + memcpy(&data, buf, len); + pmif_writel(arb, data, inf_reg->wdata); + + /* Send the command. */ + cmd = (opc << 30) | BIT(29) | (sid << 24) | ((len - 1) << 16) | addr; + pmif_writel(arb, cmd, inf_reg->ch_send); + +out: + if (ret < 0) + return ret; + + return 0; +} + +static const struct pmif_data mt6873_pmif_arb = { + .regs = mt6873_regs, + .spmimst_regs = mt6873_spmi_regs, + .soc_chan = 2, +}; + +static int mtk_spmi_probe(struct platform_device *pdev) +{ + struct pmif *arb; + struct spmi_controller *ctrl; + int err, i; + u32 chan_offset; + + ctrl = spmi_controller_alloc(&pdev->dev, sizeof(*arb)); + if (!ctrl) + return -ENOMEM; + + arb = spmi_controller_get_drvdata(ctrl); + arb->data = of_device_get_match_data(&pdev->dev); + if (!arb->data) { + err = -EINVAL; + dev_err(&pdev->dev, "Cannot get drv_data\n"); + goto err_put_ctrl; + } + + arb->base = devm_platform_ioremap_resource_byname(pdev, "pmif"); + if (IS_ERR(arb->base)) { + err = PTR_ERR(arb->base); + dev_err(&pdev->dev, "pmif failed to get the remappped memory\n"); + goto err_put_ctrl; + } + + arb->spmimst_base = devm_platform_ioremap_resource_byname(pdev, "spmimst"); + if (IS_ERR(arb->spmimst_base)) { + err = PTR_ERR(arb->spmimst_base); + dev_err(&pdev->dev, "spmimst failed to get the remappped memory\n"); + goto err_put_ctrl; + } + + arb->nclks = ARRAY_SIZE(pmif_clock_names); + if (arb->nclks > PMIF_MAX_CLKS) { + err = -EINVAL; + dev_err(&pdev->dev, "exceed the max clock numbers\n"); + goto err_put_ctrl; + } + + for (i = 0; i < arb->nclks; i++) + arb->clks[i].id = pmif_clock_names[i]; + + err = devm_clk_bulk_get(&pdev->dev, arb->nclks, arb->clks); + if (err) { + dev_err(&pdev->dev, "Failed to get clocks: %d\n", err); + goto err_put_ctrl; + } + + err = clk_bulk_prepare_enable(arb->nclks, arb->clks); + if (err) { + dev_err(&pdev->dev, "Failed to enable clocks: %d\n", err); + goto err_put_ctrl; + } + + ctrl->cmd = pmif_arb_cmd; + ctrl->read_cmd = pmif_spmi_read_cmd; + ctrl->write_cmd = pmif_spmi_write_cmd; + + chan_offset = PMIF_CHAN_OFFSET * arb->data->soc_chan; + arb->chan.ch_sta = PMIF_SWINF_0_STA + chan_offset; + arb->chan.wdata = PMIF_SWINF_0_WDATA_31_0 + chan_offset; + arb->chan.rdata = PMIF_SWINF_0_RDATA_31_0 + chan_offset; + arb->chan.ch_send = PMIF_SWINF_0_ACC + chan_offset; + arb->chan.ch_rdy = PMIF_SWINF_0_VLD_CLR + chan_offset; + + platform_set_drvdata(pdev, ctrl); + + err = spmi_controller_add(ctrl); + if (err) + goto err_domain_remove; + + return 0; + +err_domain_remove: + clk_bulk_disable_unprepare(arb->nclks, arb->clks); +err_put_ctrl: + spmi_controller_put(ctrl); + return err; +} + +static int mtk_spmi_remove(struct platform_device *pdev) +{ + struct spmi_controller *ctrl = platform_get_drvdata(pdev); + struct pmif *arb = spmi_controller_get_drvdata(ctrl); + + clk_bulk_disable_unprepare(arb->nclks, arb->clks); + spmi_controller_remove(ctrl); + spmi_controller_put(ctrl); + return 0; +} + +static const struct of_device_id mtk_spmi_match_table[] = { + { + .compatible = "mediatek,mt6873-spmi", + .data = &mt6873_pmif_arb, + }, { + /* sentinel */ + }, +}; +MODULE_DEVICE_TABLE(of, mtk_spmi_match_table); + +static struct platform_driver mtk_spmi_driver = { + .driver = { + .name = "spmi-mtk", + .of_match_table = of_match_ptr(mtk_spmi_match_table), + }, + .probe = mtk_spmi_probe, + .remove = mtk_spmi_remove, +}; +module_platform_driver(mtk_spmi_driver); + +MODULE_AUTHOR("Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>"); +MODULE_DESCRIPTION("MediaTek SPMI Driver"); +MODULE_LICENSE("GPL"); -- 2.6.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 10+ messages in thread
* [PATCH v8 4/4] arm64: dts: mt8192: add spmi node 2021-05-26 10:35 [PATCH v8 0/4] Add SPMI support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang ` (2 preceding siblings ...) 2021-05-26 10:35 ` [PATCH v8 3/4] spmi: mediatek: Add support for MT6873/8192 Hsin-Hsiung Wang @ 2021-05-26 10:35 ` Hsin-Hsiung Wang 2021-05-26 16:46 ` kernel test robot 3 siblings, 1 reply; 10+ messages in thread From: Hsin-Hsiung Wang @ 2021-05-26 10:35 UTC (permalink / raw) To: Stephen Boyd, Rob Herring, Matthias Brugger Cc: Hsin-Hsiung Wang, linux-kernel, devicetree, linux-arm-kernel, linux-mediatek, srv_heupstream, Project_Global_Chrome_Upstream_Group Add spmi node to SOC MT8192. Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> --- changes since v7: - no change. --- arch/arm64/boot/dts/mediatek/mt8192.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi index 9757138..9ceed61 100644 --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi @@ -291,6 +291,23 @@ clock-names = "clk13m"; }; + spmi: spmi@10027000 { + compatible = "mediatek,mt6873-spmi"; + reg = <0 0x10027000 0 0x000e00>, + <0 0x10029000 0 0x000100>; + reg-names = "pmif", "spmimst"; + clocks = <&infracfg CLK_INFRA_PMIC_AP>, + <&infracfg CLK_INFRA_PMIC_TMR>, + <&topckgen CLK_TOP_SPMI_MST_SEL>; + clock-names = "pmif_sys_ck", + "pmif_tmr_ck", + "spmimst_clk_mux"; + assigned-clocks = <&topckgen CLK_TOP_PWRAP_ULPOSC_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_OSC_D10>; + #address-cells = <2>; + #size-cells = <0>; + }; + uart0: serial@11002000 { compatible = "mediatek,mt8192-uart", "mediatek,mt6577-uart"; -- 2.6.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply related [flat|nested] 10+ messages in thread
* Re: [PATCH v8 4/4] arm64: dts: mt8192: add spmi node 2021-05-26 10:35 ` [PATCH v8 4/4] arm64: dts: mt8192: add spmi node Hsin-Hsiung Wang @ 2021-05-26 16:46 ` kernel test robot 2021-05-27 2:08 ` Hsin-hsiung Wang 0 siblings, 1 reply; 10+ messages in thread From: kernel test robot @ 2021-05-26 16:46 UTC (permalink / raw) To: Hsin-Hsiung Wang, Stephen Boyd, Rob Herring, Matthias Brugger Cc: kbuild-all, clang-built-linux, Hsin-Hsiung Wang, linux-kernel, devicetree, linux-arm-kernel, linux-mediatek, srv_heupstream, Project_Global_Chrome_Upstream_Group [-- Attachment #1: Type: text/plain, Size: 1910 bytes --] Hi Hsin-Hsiung, Thank you for the patch! Yet something to improve: [auto build test ERROR on robh/for-next] [also build test ERROR on mediatek/for-next linus/master v5.13-rc3 next-20210526] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Hsin-Hsiung-Wang/Add-SPMI-support-for-Mediatek-MT6873-8192-SoC-IC/20210526-183803 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: arm64-randconfig-r016-20210526 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 99155e913e9bad5f7f8a247f8bb3a3ff3da74af1) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://github.com/0day-ci/linux/commit/423b4a1660f5157dbac566f9c498c61927f09022 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Hsin-Hsiung-Wang/Add-SPMI-support-for-Mediatek-MT6873-8192-SoC-IC/20210526-183803 git checkout 423b4a1660f5157dbac566f9c498c61927f09022 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com> All errors (new ones prefixed by >>): >> Error: arch/arm64/boot/dts/mediatek/mt8192.dtsi:299.24-25 syntax error FATAL ERROR: Unable to parse input tree --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org [-- Attachment #2: .config.gz --] [-- Type: application/gzip, Size: 40759 bytes --] [-- Attachment #3: Type: text/plain, Size: 176 bytes --] _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [PATCH v8 4/4] arm64: dts: mt8192: add spmi node 2021-05-26 16:46 ` kernel test robot @ 2021-05-27 2:08 ` Hsin-hsiung Wang 2021-05-27 8:22 ` [kbuild-all] " Rong Chen 0 siblings, 1 reply; 10+ messages in thread From: Hsin-hsiung Wang @ 2021-05-27 2:08 UTC (permalink / raw) To: kernel test robot Cc: Stephen Boyd, Rob Herring, Matthias Brugger, kbuild-all, clang-built-linux, linux-kernel, devicetree, linux-arm-kernel, linux-mediatek, srv_heupstream, Project_Global_Chrome_Upstream_Group Hi, Sirs Thanks for the review. This series is based on Chun-Jie's patches[1]. [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=488239 On Thu, 2021-05-27 at 00:46 +0800, kernel test robot wrote: > Hi Hsin-Hsiung, > > Thank you for the patch! Yet something to improve: > > [auto build test ERROR on robh/for-next] > [also build test ERROR on mediatek/for-next linus/master v5.13-rc3 next-20210526] > [If your patch is applied to the wrong git tree, kindly drop us a note. > And when submitting patch, we suggest to use '--base' as documented in > https://git-scm.com/docs/git-format-patch] > > url: https://github.com/0day-ci/linux/commits/Hsin-Hsiung-Wang/Add-SPMI-support-for-Mediatek-MT6873-8192-SoC-IC/20210526-183803 > base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next > config: arm64-randconfig-r016-20210526 (attached as .config) > compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 99155e913e9bad5f7f8a247f8bb3a3ff3da74af1) > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # install arm64 cross compiling tool for clang build > # apt-get install binutils-aarch64-linux-gnu > # https://github.com/0day-ci/linux/commit/423b4a1660f5157dbac566f9c498c61927f09022 > git remote add linux-review https://github.com/0day-ci/linux > git fetch --no-tags linux-review Hsin-Hsiung-Wang/Add-SPMI-support-for-Mediatek-MT6873-8192-SoC-IC/20210526-183803 > git checkout 423b4a1660f5157dbac566f9c498c61927f09022 > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <lkp@intel.com> > > All errors (new ones prefixed by >>): > > >> Error: arch/arm64/boot/dts/mediatek/mt8192.dtsi:299.24-25 syntax error > FATAL ERROR: Unable to parse input tree > > --- > 0-DAY CI Kernel Test Service, Intel Corporation > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [kbuild-all] Re: [PATCH v8 4/4] arm64: dts: mt8192: add spmi node 2021-05-27 2:08 ` Hsin-hsiung Wang @ 2021-05-27 8:22 ` Rong Chen 0 siblings, 0 replies; 10+ messages in thread From: Rong Chen @ 2021-05-27 8:22 UTC (permalink / raw) To: Hsin-hsiung Wang, kernel test robot Cc: Stephen Boyd, Rob Herring, Matthias Brugger, kbuild-all, clang-built-linux, linux-kernel, devicetree, linux-arm-kernel, linux-mediatek, srv_heupstream, Project_Global_Chrome_Upstream_Group Hi Hsin-Hsiung, Thanks for the clarification, the bot can't parse the previous patchset from a link, but can get the base from '--base' option in https://git-scm.com/docs/git-format-patch. Best Regards, Rong Chen On 5/27/21 10:08 AM, Hsin-hsiung Wang wrote: > Hi, Sirs > Thanks for the review. > This series is based on Chun-Jie's patches[1]. > > [1] > https://patchwork.kernel.org/project/linux-mediatek/list/?series=488239 > > On Thu, 2021-05-27 at 00:46 +0800, kernel test robot wrote: >> Hi Hsin-Hsiung, >> >> Thank you for the patch! Yet something to improve: >> >> [auto build test ERROR on robh/for-next] >> [also build test ERROR on mediatek/for-next linus/master v5.13-rc3 next-20210526] >> [If your patch is applied to the wrong git tree, kindly drop us a note. >> And when submitting patch, we suggest to use '--base' as documented in >> https://git-scm.com/docs/git-format-patch] >> >> url: https://github.com/0day-ci/linux/commits/Hsin-Hsiung-Wang/Add-SPMI-support-for-Mediatek-MT6873-8192-SoC-IC/20210526-183803 >> base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next >> config: arm64-randconfig-r016-20210526 (attached as .config) >> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 99155e913e9bad5f7f8a247f8bb3a3ff3da74af1) >> reproduce (this is a W=1 build): >> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross >> chmod +x ~/bin/make.cross >> # install arm64 cross compiling tool for clang build >> # apt-get install binutils-aarch64-linux-gnu >> # https://github.com/0day-ci/linux/commit/423b4a1660f5157dbac566f9c498c61927f09022 >> git remote add linux-review https://github.com/0day-ci/linux >> git fetch --no-tags linux-review Hsin-Hsiung-Wang/Add-SPMI-support-for-Mediatek-MT6873-8192-SoC-IC/20210526-183803 >> git checkout 423b4a1660f5157dbac566f9c498c61927f09022 >> # save the attached .config to linux build tree >> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 >> >> If you fix the issue, kindly add following tag as appropriate >> Reported-by: kernel test robot <lkp@intel.com> >> >> All errors (new ones prefixed by >>): >> >>>> Error: arch/arm64/boot/dts/mediatek/mt8192.dtsi:299.24-25 syntax error >> FATAL ERROR: Unable to parse input tree >> >> --- >> 0-DAY CI Kernel Test Service, Intel Corporation >> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org > _______________________________________________ > kbuild-all mailing list -- kbuild-all@lists.01.org > To unsubscribe send an email to kbuild-all-leave@lists.01.org _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ^ permalink raw reply [flat|nested] 10+ messages in thread
end of thread, other threads:[~2021-05-27 8:28 UTC | newest] Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2021-05-26 10:35 [PATCH v8 0/4] Add SPMI support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 1/4] dt-bindings: spmi: modify the constraint 'maxItems' to 'minItems' Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 2/4] dt-bindings: spmi: document binding for the Mediatek SPMI controller Hsin-Hsiung Wang 2021-05-26 12:56 ` Rob Herring 2021-05-27 1:29 ` Hsin-hsiung Wang 2021-05-26 10:35 ` [PATCH v8 3/4] spmi: mediatek: Add support for MT6873/8192 Hsin-Hsiung Wang 2021-05-26 10:35 ` [PATCH v8 4/4] arm64: dts: mt8192: add spmi node Hsin-Hsiung Wang 2021-05-26 16:46 ` kernel test robot 2021-05-27 2:08 ` Hsin-hsiung Wang 2021-05-27 8:22 ` [kbuild-all] " Rong Chen
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