* [PATCH v2 0/4] Add PMIC wrapper support for Mediatek MT6873/8192 SoC IC
@ 2020-07-23 3:39 Hsin-Hsiung Wang
2020-07-23 3:39 ` [PATCH v2 1/4] soc: mediatek: pwrap: use BIT() macro Hsin-Hsiung Wang
` (3 more replies)
0 siblings, 4 replies; 6+ messages in thread
From: Hsin-Hsiung Wang @ 2020-07-23 3:39 UTC (permalink / raw)
To: Rob Herring, Matthias Brugger, Argus Lin
Cc: devicetree, srv_heupstream, linux-kernel, linux-mediatek,
Hsin-Hsiung Wang, linux-arm-kernel
This series adds support for new SoC MT6873/8192 to the pmic-wrap driver.
changes since v1:
- separate PWRAP_CAP_ARB to a new patch.
Hsin-Hsiung Wang (4):
soc: mediatek: pwrap: use BIT() macro
soc: mediatek: pwrap: add arbiter capability
dt-bindings: mediatek: add compatible for MT6873/8192 pwrap
soc: mediatek: pwrap: add pwrap driver for MT6873/8192 SoCs
.../devicetree/bindings/soc/mediatek/pwrap.txt | 1 +
drivers/soc/mediatek/mtk-pmic-wrap.c | 100 ++++++++++++++++++---
2 files changed, 88 insertions(+), 13 deletions(-)
--
2.6.4
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^ permalink raw reply [flat|nested] 6+ messages in thread* [PATCH v2 1/4] soc: mediatek: pwrap: use BIT() macro 2020-07-23 3:39 [PATCH v2 0/4] Add PMIC wrapper support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang @ 2020-07-23 3:39 ` Hsin-Hsiung Wang 2020-07-23 3:39 ` [PATCH v2 2/4] soc: mediatek: pwrap: add arbiter capability Hsin-Hsiung Wang ` (2 subsequent siblings) 3 siblings, 0 replies; 6+ messages in thread From: Hsin-Hsiung Wang @ 2020-07-23 3:39 UTC (permalink / raw) To: Rob Herring, Matthias Brugger, Argus Lin Cc: devicetree, srv_heupstream, linux-kernel, linux-mediatek, Hsin-Hsiung Wang, linux-arm-kernel Use a better BIT() marco for the bit definition. No functional changes, cleanup only. Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> --- drivers/soc/mediatek/mtk-pmic-wrap.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index 5d34e8b..c897205 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -27,8 +27,8 @@ #define PWRAP_GET_WACS_RDATA(x) (((x) >> 0) & 0x0000ffff) #define PWRAP_GET_WACS_FSM(x) (((x) >> 16) & 0x00000007) #define PWRAP_GET_WACS_REQ(x) (((x) >> 19) & 0x00000001) -#define PWRAP_STATE_SYNC_IDLE0 (1 << 20) -#define PWRAP_STATE_INIT_DONE0 (1 << 21) +#define PWRAP_STATE_SYNC_IDLE0 BIT(20) +#define PWRAP_STATE_INIT_DONE0 BIT(21) /* macro for WACS FSM */ #define PWRAP_WACS_FSM_IDLE 0x00 -- 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] 6+ messages in thread
* [PATCH v2 2/4] soc: mediatek: pwrap: add arbiter capability 2020-07-23 3:39 [PATCH v2 0/4] Add PMIC wrapper support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang 2020-07-23 3:39 ` [PATCH v2 1/4] soc: mediatek: pwrap: use BIT() macro Hsin-Hsiung Wang @ 2020-07-23 3:39 ` Hsin-Hsiung Wang 2020-07-24 13:44 ` Nicolas Boichat 2020-07-23 3:39 ` [PATCH v2 3/4] dt-bindings: mediatek: add compatible for MT6873/8192 pwrap Hsin-Hsiung Wang 2020-07-23 3:40 ` [PATCH v2 4/4] soc: mediatek: pwrap: add pwrap driver for MT6873/8192 SoCs Hsin-Hsiung Wang 3 siblings, 1 reply; 6+ messages in thread From: Hsin-Hsiung Wang @ 2020-07-23 3:39 UTC (permalink / raw) To: Rob Herring, Matthias Brugger, Argus Lin Cc: devicetree, srv_heupstream, linux-kernel, linux-mediatek, Hsin-Hsiung Wang, linux-arm-kernel Add arbiter capability for pwrap driver. This patch is preparing for adding mt6873/8192 pwrap support. Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> --- drivers/soc/mediatek/mtk-pmic-wrap.c | 67 ++++++++++++++++++++++++++++++------ 1 file changed, 56 insertions(+), 11 deletions(-) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index c897205..8d76ed4 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -24,11 +24,13 @@ #define PWRAP_MT8135_BRIDGE_WDT_SRC_EN 0x54 /* macro for wrapper status */ +#define PWRAP_GET_SWINF_2_FSM(x) (((x) >> 1) & 0x00000007) #define PWRAP_GET_WACS_RDATA(x) (((x) >> 0) & 0x0000ffff) #define PWRAP_GET_WACS_FSM(x) (((x) >> 16) & 0x00000007) #define PWRAP_GET_WACS_REQ(x) (((x) >> 19) & 0x00000001) #define PWRAP_STATE_SYNC_IDLE0 BIT(20) #define PWRAP_STATE_INIT_DONE0 BIT(21) +#define PWRAP_STATE_INIT_DONE1 BIT(15) /* macro for WACS FSM */ #define PWRAP_WACS_FSM_IDLE 0x00 @@ -74,6 +76,7 @@ #define PWRAP_CAP_DCM BIT(2) #define PWRAP_CAP_INT1_EN BIT(3) #define PWRAP_CAP_WDT_SRC1 BIT(4) +#define PWRAP_CAP_ARB BIT(5) /* defines for slave device wrapper registers */ enum dew_regs { @@ -340,6 +343,8 @@ enum pwrap_regs { PWRAP_DCM_DBC_PRD, PWRAP_EINT_STA0_ADR, PWRAP_EINT_STA1_ADR, + PWRAP_SWINF_2_WDATA_31_0, + PWRAP_SWINF_2_RDATA_31_0, /* MT2701 only regs */ PWRAP_ADC_CMD_ADDR, @@ -1108,16 +1113,30 @@ static void pwrap_writel(struct pmic_wrapper *wrp, u32 val, enum pwrap_regs reg) static bool pwrap_is_fsm_idle(struct pmic_wrapper *wrp) { - u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); + u32 val; + bool ret; + + val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) + ret = (PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_IDLE); + else + ret = (PWRAP_GET_SWINF_2_FSM(val) == PWRAP_WACS_FSM_IDLE); - return PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_IDLE; + return ret; } static bool pwrap_is_fsm_vldclr(struct pmic_wrapper *wrp) { - u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); + u32 val; + bool ret; + + val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) + ret = (PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_WFVLDCLR); + else + ret = (PWRAP_GET_SWINF_2_FSM(val) == PWRAP_WACS_FSM_WFVLDCLR); - return PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_WFVLDCLR; + return ret; } /* @@ -1172,13 +1191,21 @@ static int pwrap_read16(struct pmic_wrapper *wrp, u32 adr, u32 *rdata) return ret; } - pwrap_writel(wrp, (adr >> 1) << 16, PWRAP_WACS2_CMD); + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) + pwrap_writel(wrp, (adr >> 1) << 16, PWRAP_WACS2_CMD); + else + pwrap_writel(wrp, adr, PWRAP_WACS2_CMD); ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_vldclr); if (ret) return ret; - *rdata = PWRAP_GET_WACS_RDATA(pwrap_readl(wrp, PWRAP_WACS2_RDATA)); + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) + *rdata = PWRAP_GET_WACS_RDATA(pwrap_readl(wrp, + PWRAP_WACS2_RDATA)); + else + *rdata = PWRAP_GET_WACS_RDATA(pwrap_readl(wrp, + PWRAP_SWINF_2_RDATA_31_0)); pwrap_writel(wrp, 1, PWRAP_WACS2_VLDCLR); @@ -1228,8 +1255,13 @@ static int pwrap_write16(struct pmic_wrapper *wrp, u32 adr, u32 wdata) return ret; } - pwrap_writel(wrp, (1 << 31) | ((adr >> 1) << 16) | wdata, - PWRAP_WACS2_CMD); + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) { + pwrap_writel(wrp, BIT(31) | ((adr >> 1) << 16) | wdata, + PWRAP_WACS2_CMD); + } else { + pwrap_writel(wrp, wdata, PWRAP_SWINF_2_WDATA_31_0); + pwrap_writel(wrp, BIT(29) | adr, PWRAP_WACS2_CMD); + } return 0; } @@ -2022,6 +2054,7 @@ MODULE_DEVICE_TABLE(of, of_pwrap_match_tbl); static int pwrap_probe(struct platform_device *pdev) { int ret, irq; + u32 rdata; struct pmic_wrapper *wrp; struct device_node *np = pdev->dev.of_node; const struct of_device_id *of_slave_id = NULL; @@ -2116,14 +2149,22 @@ static int pwrap_probe(struct platform_device *pdev) } } - if (!(pwrap_readl(wrp, PWRAP_WACS2_RDATA) & PWRAP_STATE_INIT_DONE0)) { + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) + rdata = pwrap_readl(wrp, PWRAP_WACS2_RDATA) & + PWRAP_STATE_INIT_DONE0; + else + rdata = pwrap_readl(wrp, PWRAP_WACS2_RDATA) & + PWRAP_STATE_INIT_DONE1; + if (!rdata) { dev_dbg(wrp->dev, "initialization isn't finished\n"); ret = -ENODEV; goto err_out2; } /* Initialize watchdog, may not be done by the bootloader */ - pwrap_writel(wrp, 0xf, PWRAP_WDT_UNIT); + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) + pwrap_writel(wrp, 0xf, PWRAP_WDT_UNIT); + /* * Since STAUPD was not used on mt8173 platform, * so STAUPD of WDT_SRC which should be turned off @@ -2132,7 +2173,11 @@ static int pwrap_probe(struct platform_device *pdev) if (HAS_CAP(wrp->master->caps, PWRAP_CAP_WDT_SRC1)) pwrap_writel(wrp, wrp->master->wdt_src, PWRAP_WDT_SRC_EN_1); - pwrap_writel(wrp, 0x1, PWRAP_TIMER_EN); + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) + pwrap_writel(wrp, 0x1, PWRAP_TIMER_EN); + else + pwrap_writel(wrp, 0x3, PWRAP_TIMER_EN); + pwrap_writel(wrp, wrp->master->int_en_all, PWRAP_INT_EN); /* * We add INT1 interrupt to handle starvation and request exception -- 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] 6+ messages in thread
* Re: [PATCH v2 2/4] soc: mediatek: pwrap: add arbiter capability 2020-07-23 3:39 ` [PATCH v2 2/4] soc: mediatek: pwrap: add arbiter capability Hsin-Hsiung Wang @ 2020-07-24 13:44 ` Nicolas Boichat 0 siblings, 0 replies; 6+ messages in thread From: Nicolas Boichat @ 2020-07-24 13:44 UTC (permalink / raw) To: Hsin-Hsiung Wang Cc: Devicetree List, srv_heupstream, Argus Lin, lkml, Rob Herring, moderated list:ARM/Mediatek SoC support, Matthias Brugger, linux-arm Mailing List On Thu, Jul 23, 2020 at 11:40 AM Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> wrote: > > Add arbiter capability for pwrap driver. > This patch is preparing for adding mt6873/8192 pwrap support. > > Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> > --- > drivers/soc/mediatek/mtk-pmic-wrap.c | 67 ++++++++++++++++++++++++++++++------ > 1 file changed, 56 insertions(+), 11 deletions(-) > > diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c > index c897205..8d76ed4 100644 > --- a/drivers/soc/mediatek/mtk-pmic-wrap.c > +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c > @@ -24,11 +24,13 @@ > #define PWRAP_MT8135_BRIDGE_WDT_SRC_EN 0x54 > > /* macro for wrapper status */ > +#define PWRAP_GET_SWINF_2_FSM(x) (((x) >> 1) & 0x00000007) I find this macro name a bit weird, because you are actually using this mask on PWRAP_WACS2_RDATA register value (just like PWRAP_GET_WACS_FSM below). Should it be something like PWRAP_GET_WACS_ARB_FSM?! > #define PWRAP_GET_WACS_RDATA(x) (((x) >> 0) & 0x0000ffff) > #define PWRAP_GET_WACS_FSM(x) (((x) >> 16) & 0x00000007) > #define PWRAP_GET_WACS_REQ(x) (((x) >> 19) & 0x00000001) > #define PWRAP_STATE_SYNC_IDLE0 BIT(20) > #define PWRAP_STATE_INIT_DONE0 BIT(21) > +#define PWRAP_STATE_INIT_DONE1 BIT(15) > > /* macro for WACS FSM */ > #define PWRAP_WACS_FSM_IDLE 0x00 > @@ -74,6 +76,7 @@ > #define PWRAP_CAP_DCM BIT(2) > #define PWRAP_CAP_INT1_EN BIT(3) > #define PWRAP_CAP_WDT_SRC1 BIT(4) > +#define PWRAP_CAP_ARB BIT(5) > > /* defines for slave device wrapper registers */ > enum dew_regs { > @@ -340,6 +343,8 @@ enum pwrap_regs { > PWRAP_DCM_DBC_PRD, > PWRAP_EINT_STA0_ADR, > PWRAP_EINT_STA1_ADR, > + PWRAP_SWINF_2_WDATA_31_0, > + PWRAP_SWINF_2_RDATA_31_0, > > /* MT2701 only regs */ > PWRAP_ADC_CMD_ADDR, > @@ -1108,16 +1113,30 @@ static void pwrap_writel(struct pmic_wrapper *wrp, u32 val, enum pwrap_regs reg) > > static bool pwrap_is_fsm_idle(struct pmic_wrapper *wrp) > { > - u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); > + u32 val; > + bool ret; > + > + val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); > + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) > + ret = (PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_IDLE); > + else > + ret = (PWRAP_GET_SWINF_2_FSM(val) == PWRAP_WACS_FSM_IDLE); > > - return PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_IDLE; > + return ret; Those !HAS_CAP tests are a little hard to read. Also, ret isn't really needed. So I'd do this: if (HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) return PWRAP_GET_SWINF_2_FSM(val) == PWRAP_WACS_FSM_IDLE; return PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_IDLE; > } > > static bool pwrap_is_fsm_vldclr(struct pmic_wrapper *wrp) > { > - u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); > + u32 val; > + bool ret; > + > + val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); > + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) > + ret = (PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_WFVLDCLR); > + else > + ret = (PWRAP_GET_SWINF_2_FSM(val) == PWRAP_WACS_FSM_WFVLDCLR); > > - return PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_WFVLDCLR; > + return ret; ditto > } > > /* > @@ -1172,13 +1191,21 @@ static int pwrap_read16(struct pmic_wrapper *wrp, u32 adr, u32 *rdata) > return ret; > } > > - pwrap_writel(wrp, (adr >> 1) << 16, PWRAP_WACS2_CMD); > + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) ditto, I'd reverse all these tests. > + pwrap_writel(wrp, (adr >> 1) << 16, PWRAP_WACS2_CMD); > + else > + pwrap_writel(wrp, adr, PWRAP_WACS2_CMD); Not 100% convinced if worth it, but you could also do: if (HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) val = adr; else val = (adr >> 1) << 16; pwrap_writel(wrp, val, PWRAP_WACS2_CMD); > > ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_vldclr); > if (ret) > return ret; > > - *rdata = PWRAP_GET_WACS_RDATA(pwrap_readl(wrp, PWRAP_WACS2_RDATA)); > + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) > + *rdata = PWRAP_GET_WACS_RDATA(pwrap_readl(wrp, > + PWRAP_WACS2_RDATA)); > + else > + *rdata = PWRAP_GET_WACS_RDATA(pwrap_readl(wrp, > + PWRAP_SWINF_2_RDATA_31_0)); Similarly: if (HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) val = pwrap_readl(wrp, PWRAP_SWINF_2_RDATA_31_0); else val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); *rdata = PWRAP_GET_WACS_RDATA(val); (or set the register address in an `reg` variable) > > pwrap_writel(wrp, 1, PWRAP_WACS2_VLDCLR); > > @@ -1228,8 +1255,13 @@ static int pwrap_write16(struct pmic_wrapper *wrp, u32 adr, u32 wdata) > return ret; > } > > - pwrap_writel(wrp, (1 << 31) | ((adr >> 1) << 16) | wdata, > - PWRAP_WACS2_CMD); > + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) { > + pwrap_writel(wrp, BIT(31) | ((adr >> 1) << 16) | wdata, > + PWRAP_WACS2_CMD); > + } else { > + pwrap_writel(wrp, wdata, PWRAP_SWINF_2_WDATA_31_0); > + pwrap_writel(wrp, BIT(29) | adr, PWRAP_WACS2_CMD); > + } > > return 0; > } > @@ -2022,6 +2054,7 @@ MODULE_DEVICE_TABLE(of, of_pwrap_match_tbl); > static int pwrap_probe(struct platform_device *pdev) > { > int ret, irq; > + u32 rdata; > struct pmic_wrapper *wrp; > struct device_node *np = pdev->dev.of_node; > const struct of_device_id *of_slave_id = NULL; > @@ -2116,14 +2149,22 @@ static int pwrap_probe(struct platform_device *pdev) > } > } > > - if (!(pwrap_readl(wrp, PWRAP_WACS2_RDATA) & PWRAP_STATE_INIT_DONE0)) { > + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) > + rdata = pwrap_readl(wrp, PWRAP_WACS2_RDATA) & > + PWRAP_STATE_INIT_DONE0; > + else > + rdata = pwrap_readl(wrp, PWRAP_WACS2_RDATA) & > + PWRAP_STATE_INIT_DONE1; > + if (!rdata) { Maybe: if (HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) mask_done = PWRAP_STATE_INIT_DONE1; else mask_done = PWRAP_STATE_INIT_DONE0; if (!(pwrap_readl(wrp, PWRAP_WACS2_RDATA) & mask_done)) { > dev_dbg(wrp->dev, "initialization isn't finished\n"); > ret = -ENODEV; > goto err_out2; > } > > /* Initialize watchdog, may not be done by the bootloader */ > - pwrap_writel(wrp, 0xf, PWRAP_WDT_UNIT); > + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) > + pwrap_writel(wrp, 0xf, PWRAP_WDT_UNIT); > + > /* > * Since STAUPD was not used on mt8173 platform, > * so STAUPD of WDT_SRC which should be turned off > @@ -2132,7 +2173,11 @@ static int pwrap_probe(struct platform_device *pdev) > if (HAS_CAP(wrp->master->caps, PWRAP_CAP_WDT_SRC1)) > pwrap_writel(wrp, wrp->master->wdt_src, PWRAP_WDT_SRC_EN_1); > > - pwrap_writel(wrp, 0x1, PWRAP_TIMER_EN); > + if (!HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB)) > + pwrap_writel(wrp, 0x1, PWRAP_TIMER_EN); > + else > + pwrap_writel(wrp, 0x3, PWRAP_TIMER_EN); > + > pwrap_writel(wrp, wrp->master->int_en_all, PWRAP_INT_EN); > /* > * We add INT1 interrupt to handle starvation and request exception > -- > 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] 6+ messages in thread
* [PATCH v2 3/4] dt-bindings: mediatek: add compatible for MT6873/8192 pwrap 2020-07-23 3:39 [PATCH v2 0/4] Add PMIC wrapper support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang 2020-07-23 3:39 ` [PATCH v2 1/4] soc: mediatek: pwrap: use BIT() macro Hsin-Hsiung Wang 2020-07-23 3:39 ` [PATCH v2 2/4] soc: mediatek: pwrap: add arbiter capability Hsin-Hsiung Wang @ 2020-07-23 3:39 ` Hsin-Hsiung Wang 2020-07-23 3:40 ` [PATCH v2 4/4] soc: mediatek: pwrap: add pwrap driver for MT6873/8192 SoCs Hsin-Hsiung Wang 3 siblings, 0 replies; 6+ messages in thread From: Hsin-Hsiung Wang @ 2020-07-23 3:39 UTC (permalink / raw) To: Rob Herring, Matthias Brugger, Argus Lin Cc: devicetree, srv_heupstream, linux-kernel, linux-mediatek, Hsin-Hsiung Wang, linux-arm-kernel This adds dt-binding documentation of pwrap for Mediatek MT6873/8192 SoCs Platform. Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> Acked-by: Rob Herring <robh@kernel.org> --- Documentation/devicetree/bindings/soc/mediatek/pwrap.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt b/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt index ecac2bb..8051c17 100644 --- a/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt +++ b/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt @@ -22,6 +22,7 @@ Required properties in pwrap device node. "mediatek,mt6765-pwrap" for MT6765 SoCs "mediatek,mt6779-pwrap" for MT6779 SoCs "mediatek,mt6797-pwrap" for MT6797 SoCs + "mediatek,mt6873-pwrap" for MT6873/8192 SoCs "mediatek,mt7622-pwrap" for MT7622 SoCs "mediatek,mt8135-pwrap" for MT8135 SoCs "mediatek,mt8173-pwrap" for MT8173 SoCs -- 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] 6+ messages in thread
* [PATCH v2 4/4] soc: mediatek: pwrap: add pwrap driver for MT6873/8192 SoCs 2020-07-23 3:39 [PATCH v2 0/4] Add PMIC wrapper support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang ` (2 preceding siblings ...) 2020-07-23 3:39 ` [PATCH v2 3/4] dt-bindings: mediatek: add compatible for MT6873/8192 pwrap Hsin-Hsiung Wang @ 2020-07-23 3:40 ` Hsin-Hsiung Wang 3 siblings, 0 replies; 6+ messages in thread From: Hsin-Hsiung Wang @ 2020-07-23 3:40 UTC (permalink / raw) To: Rob Herring, Matthias Brugger, Argus Lin Cc: devicetree, srv_heupstream, linux-kernel, linux-mediatek, Hsin-Hsiung Wang, linux-arm-kernel MT6873/8192 are highly integrated SoCs and use PMIC_MT6359 for power management. This patch adds pwrap master driver to access PMIC_MT6359. Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> --- drivers/soc/mediatek/mtk-pmic-wrap.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index 8d76ed4..6ba0604 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -632,6 +632,17 @@ static int mt6797_regs[] = { [PWRAP_DCM_DBC_PRD] = 0x1D4, }; +static int mt6873_regs[] = { + [PWRAP_INIT_DONE2] = 0x0, + [PWRAP_TIMER_EN] = 0x3E0, + [PWRAP_INT_EN] = 0x448, + [PWRAP_WACS2_CMD] = 0xC80, + [PWRAP_SWINF_2_WDATA_31_0] = 0xC84, + [PWRAP_SWINF_2_RDATA_31_0] = 0xC94, + [PWRAP_WACS2_VLDCLR] = 0xCA4, + [PWRAP_WACS2_RDATA] = 0xCA8, +}; + static int mt7622_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, @@ -1050,6 +1061,7 @@ enum pwrap_type { PWRAP_MT6765, PWRAP_MT6779, PWRAP_MT6797, + PWRAP_MT6873, PWRAP_MT7622, PWRAP_MT8135, PWRAP_MT8173, @@ -1517,6 +1529,7 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp) case PWRAP_MT7622: pwrap_writel(wrp, 0, PWRAP_CIPHER_EN); break; + case PWRAP_MT6873: case PWRAP_MT8183: break; } @@ -1953,6 +1966,19 @@ static const struct pmic_wrapper_type pwrap_mt6797 = { .init_soc_specific = NULL, }; +static struct pmic_wrapper_type pwrap_mt6873 = { + .regs = mt6873_regs, + .type = PWRAP_MT6873, + .arb_en_all = 0x777f, + .int_en_all = BIT(4) | BIT(5), + .int1_en_all = 0, + .spi_w = PWRAP_MAN_CMD_SPI_WRITE, + .wdt_src = PWRAP_WDT_SRC_MASK_ALL, + .caps = PWRAP_CAP_ARB, + .init_reg_clock = pwrap_common_init_reg_clock, + .init_soc_specific = NULL, +}; + static const struct pmic_wrapper_type pwrap_mt7622 = { .regs = mt7622_regs, .type = PWRAP_MT7622, @@ -2031,6 +2057,9 @@ static const struct of_device_id of_pwrap_match_tbl[] = { .compatible = "mediatek,mt6797-pwrap", .data = &pwrap_mt6797, }, { + .compatible = "mediatek,mt6873-pwrap", + .data = &pwrap_mt6873, + }, { .compatible = "mediatek,mt7622-pwrap", .data = &pwrap_mt7622, }, { -- 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] 6+ messages in thread
end of thread, other threads:[~2020-07-24 13:46 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2020-07-23 3:39 [PATCH v2 0/4] Add PMIC wrapper support for Mediatek MT6873/8192 SoC IC Hsin-Hsiung Wang 2020-07-23 3:39 ` [PATCH v2 1/4] soc: mediatek: pwrap: use BIT() macro Hsin-Hsiung Wang 2020-07-23 3:39 ` [PATCH v2 2/4] soc: mediatek: pwrap: add arbiter capability Hsin-Hsiung Wang 2020-07-24 13:44 ` Nicolas Boichat 2020-07-23 3:39 ` [PATCH v2 3/4] dt-bindings: mediatek: add compatible for MT6873/8192 pwrap Hsin-Hsiung Wang 2020-07-23 3:40 ` [PATCH v2 4/4] soc: mediatek: pwrap: add pwrap driver for MT6873/8192 SoCs Hsin-Hsiung Wang
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