Lines Matching refs:arb
265 static u32 pmif_readl(struct pmif *arb, enum pmif_regs reg)
267 return readl(arb->base + arb->data->regs[reg]);
270 static void pmif_writel(struct pmif *arb, u32 val, enum pmif_regs reg)
272 writel(val, arb->base + arb->data->regs[reg]);
275 static void mtk_spmi_writel(struct pmif *arb, u32 val, enum spmi_regs reg)
277 writel(val, arb->spmimst_base + arb->data->spmimst_regs[reg]);
280 static bool pmif_is_fsm_vldclr(struct pmif *arb)
284 reg_rdata = pmif_readl(arb, arb->chan.ch_sta);
291 struct pmif *arb = spmi_controller_get_drvdata(ctrl);
301 mtk_spmi_writel(arb, (cmd << 0x4) | sid, SPMI_OP_ST_CTRL);
302 ret = readl_poll_timeout_atomic(arb->spmimst_base + arb->data->spmimst_regs[SPMI_OP_ST_STA],
314 struct pmif *arb = spmi_controller_get_drvdata(ctrl);
339 raw_spin_lock_irqsave(&arb->lock, flags);
341 inf_reg = &arb->chan;
342 ret = readl_poll_timeout_atomic(arb->base + arb->data->regs[inf_reg->ch_sta],
347 if (pmif_is_fsm_vldclr(arb))
348 pmif_writel(arb, 1, inf_reg->ch_rdy);
349 raw_spin_unlock_irqrestore(&arb->lock, flags);
356 pmif_writel(arb, cmd, inf_reg->ch_send);
357 raw_spin_unlock_irqrestore(&arb->lock, flags);
363 ret = readl_poll_timeout_atomic(arb->base + arb->data->regs[inf_reg->ch_sta],
371 data = pmif_readl(arb, inf_reg->rdata);
373 pmif_writel(arb, 1, inf_reg->ch_rdy);
381 struct pmif *arb = spmi_controller_get_drvdata(ctrl);
406 raw_spin_lock_irqsave(&arb->lock, flags);
408 inf_reg = &arb->chan;
409 ret = readl_poll_timeout_atomic(arb->base + arb->data->regs[inf_reg->ch_sta],
414 if (pmif_is_fsm_vldclr(arb))
415 pmif_writel(arb, 1, inf_reg->ch_rdy);
416 raw_spin_unlock_irqrestore(&arb->lock, flags);
421 pmif_writel(arb, wdata, inf_reg->wdata);
425 pmif_writel(arb, cmd, inf_reg->ch_send);
426 raw_spin_unlock_irqrestore(&arb->lock, flags);
445 struct pmif *arb;
450 ctrl = spmi_controller_alloc(&pdev->dev, sizeof(*arb));
454 arb = spmi_controller_get_drvdata(ctrl);
455 arb->data = device_get_match_data(&pdev->dev);
456 if (!arb->data) {
462 arb->base = devm_platform_ioremap_resource_byname(pdev, "pmif");
463 if (IS_ERR(arb->base)) {
464 err = PTR_ERR(arb->base);
468 arb->spmimst_base = devm_platform_ioremap_resource_byname(pdev, "spmimst");
469 if (IS_ERR(arb->spmimst_base)) {
470 err = PTR_ERR(arb->spmimst_base);
474 arb->nclks = ARRAY_SIZE(pmif_clock_names);
475 for (i = 0; i < arb->nclks; i++)
476 arb->clks[i].id = pmif_clock_names[i];
478 err = clk_bulk_get(&pdev->dev, arb->nclks, arb->clks);
484 err = clk_bulk_prepare_enable(arb->nclks, arb->clks);
494 chan_offset = PMIF_CHAN_OFFSET * arb->data->soc_chan;
495 arb->chan.ch_sta = PMIF_SWINF_0_STA + chan_offset;
496 arb->chan.wdata = PMIF_SWINF_0_WDATA_31_0 + chan_offset;
497 arb->chan.rdata = PMIF_SWINF_0_RDATA_31_0 + chan_offset;
498 arb->chan.ch_send = PMIF_SWINF_0_ACC + chan_offset;
499 arb->chan.ch_rdy = PMIF_SWINF_0_VLD_CLR + chan_offset;
501 raw_spin_lock_init(&arb->lock);
512 clk_bulk_disable_unprepare(arb->nclks, arb->clks);
514 clk_bulk_put(arb->nclks, arb->clks);
523 struct pmif *arb = spmi_controller_get_drvdata(ctrl);
525 clk_bulk_disable_unprepare(arb->nclks, arb->clks);
526 clk_bulk_put(arb->nclks, arb->clks);