Lines Matching +full:mt8365 +full:- +full:larb +full:- +full:port
1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2015-2016 MediaTek Inc.
6 #include <linux/arm-smccc.h>
20 #include <dt-bindings/memory/mt2701-larb-port.h>
21 #include <dt-bindings/memory/mtk-memory-port.h>
39 /* SMI LARB */
58 /* every register control 8 port, register offset 0x4 */
64 * every port have 4 bit to control, bit[port + 3] control virtual or physical,
65 * bit[port + 2 : port + 1] control the domain, bit[port] control the security
66 * or non-security.
152 struct mtk_smi_larb { /* larb: local arbiter */
155 struct device *smi_common_dev; /* common or sub-common dev */
165 struct mtk_smi_larb *larb = dev_get_drvdata(dev); in mtk_smi_larb_bind() local
171 larb->larbid = i; in mtk_smi_larb_bind()
172 larb->mmu = &larb_mmu[i].mmu; in mtk_smi_larb_bind()
173 larb->bank = larb_mmu[i].bank; in mtk_smi_larb_bind()
177 return -ENODEV; in mtk_smi_larb_bind()
193 struct mtk_smi_larb *larb = dev_get_drvdata(dev); in mtk_smi_larb_config_port_gen1() local
194 const struct mtk_smi_larb_gen *larb_gen = larb->larb_gen; in mtk_smi_larb_config_port_gen1()
195 struct mtk_smi *common = dev_get_drvdata(larb->smi_common_dev); in mtk_smi_larb_config_port_gen1()
199 m4u_port_id = larb_gen->port_in_larb[larb->larbid]; in mtk_smi_larb_config_port_gen1()
200 larb_port_num = larb_gen->port_in_larb[larb->larbid + 1] in mtk_smi_larb_config_port_gen1()
201 - larb_gen->port_in_larb[larb->larbid]; in mtk_smi_larb_config_port_gen1()
204 if (*larb->mmu & BIT(i)) { in mtk_smi_larb_config_port_gen1()
205 /* bit[port + 3] controls the virtual or physical */ in mtk_smi_larb_config_port_gen1()
208 /* do not need to enable m4u for this port */ in mtk_smi_larb_config_port_gen1()
211 reg_val = readl(common->smi_ao_base in mtk_smi_larb_config_port_gen1()
217 common->smi_ao_base in mtk_smi_larb_config_port_gen1()
225 struct mtk_smi_larb *larb = dev_get_drvdata(dev); in mtk_smi_larb_config_port_mt8167() local
227 writel(*larb->mmu, larb->base + MT8167_SMI_LARB_MMU_EN); in mtk_smi_larb_config_port_mt8167()
233 struct mtk_smi_larb *larb = dev_get_drvdata(dev); in mtk_smi_larb_config_port_mt8173() local
235 writel(*larb->mmu, larb->base + MT8173_SMI_LARB_MMU_EN); in mtk_smi_larb_config_port_mt8173()
241 struct mtk_smi_larb *larb = dev_get_drvdata(dev); in mtk_smi_larb_config_port_gen2_general() local
242 u32 reg, flags_general = larb->larb_gen->flags_general; in mtk_smi_larb_config_port_gen2_general()
243 const u8 *larbostd = larb->larb_gen->ostd ? larb->larb_gen->ostd[larb->larbid] : NULL; in mtk_smi_larb_config_port_gen2_general()
247 if (BIT(larb->larbid) & larb->larb_gen->larb_direct_to_common_mask) in mtk_smi_larb_config_port_gen2_general()
251 reg = readl_relaxed(larb->base + SMI_LARB_CMD_THRT_CON); in mtk_smi_larb_config_port_gen2_general()
254 writel_relaxed(reg, larb->base + SMI_LARB_CMD_THRT_CON); in mtk_smi_larb_config_port_gen2_general()
258 writel_relaxed(SMI_LARB_SW_FLAG_1, larb->base + SMI_LARB_SW_FLAG); in mtk_smi_larb_config_port_gen2_general()
261 writel_relaxed(larbostd[i], larb->base + SMI_LARB_OSTDL_PORTx(i)); in mtk_smi_larb_config_port_gen2_general()
270 larb->larbid, *larb->mmu, 0, 0, 0, 0, &res); in mtk_smi_larb_config_port_gen2_general()
273 return -EINVAL; in mtk_smi_larb_config_port_gen2_general()
277 for_each_set_bit(i, (unsigned long *)larb->mmu, 32) { in mtk_smi_larb_config_port_gen2_general()
278 reg = readl_relaxed(larb->base + SMI_LARB_NONSEC_CON(i)); in mtk_smi_larb_config_port_gen2_general()
280 reg |= BANK_SEL(larb->bank[i]); in mtk_smi_larb_config_port_gen2_general()
281 writel(reg, larb->base + SMI_LARB_NONSEC_CON(i)); in mtk_smi_larb_config_port_gen2_general()
508 /* mt8167 do not need the port in larb */
513 /* mt8173 do not need the port in larb */
549 {.compatible = "mediatek,mt2701-smi-larb", .data = &mtk_smi_larb_mt2701},
550 {.compatible = "mediatek,mt2712-smi-larb", .data = &mtk_smi_larb_mt2712},
551 {.compatible = "mediatek,mt6779-smi-larb", .data = &mtk_smi_larb_mt6779},
552 {.compatible = "mediatek,mt6795-smi-larb", .data = &mtk_smi_larb_mt8173},
553 {.compatible = "mediatek,mt6893-smi-larb", .data = &mtk_smi_larb_mt6893},
554 {.compatible = "mediatek,mt8167-smi-larb", .data = &mtk_smi_larb_mt8167},
555 {.compatible = "mediatek,mt8173-smi-larb", .data = &mtk_smi_larb_mt8173},
556 {.compatible = "mediatek,mt8183-smi-larb", .data = &mtk_smi_larb_mt8183},
557 {.compatible = "mediatek,mt8186-smi-larb", .data = &mtk_smi_larb_mt8186},
558 {.compatible = "mediatek,mt8188-smi-larb", .data = &mtk_smi_larb_mt8188},
559 {.compatible = "mediatek,mt8192-smi-larb", .data = &mtk_smi_larb_mt8192},
560 {.compatible = "mediatek,mt8195-smi-larb", .data = &mtk_smi_larb_mt8195},
565 static int mtk_smi_larb_sleep_ctrl_enable(struct mtk_smi_larb *larb) in mtk_smi_larb_sleep_ctrl_enable() argument
570 writel_relaxed(SLP_PROT_EN, larb->base + SMI_LARB_SLP_CON); in mtk_smi_larb_sleep_ctrl_enable()
571 ret = readl_poll_timeout_atomic(larb->base + SMI_LARB_SLP_CON, in mtk_smi_larb_sleep_ctrl_enable()
574 /* TODO: Reset this larb if it fails here. */ in mtk_smi_larb_sleep_ctrl_enable()
575 dev_err(larb->smi.dev, "sleep ctrl is not ready(0x%x).\n", tmp); in mtk_smi_larb_sleep_ctrl_enable()
580 static void mtk_smi_larb_sleep_ctrl_disable(struct mtk_smi_larb *larb) in mtk_smi_larb_sleep_ctrl_disable() argument
582 writel_relaxed(0, larb->base + SMI_LARB_SLP_CON); in mtk_smi_larb_sleep_ctrl_disable()
592 smi_com_node = of_parse_phandle(dev->of_node, "mediatek,smi", 0); in mtk_smi_device_link_common()
594 return -EINVAL; in mtk_smi_device_link_common()
601 put_device(&smi_com_pdev->dev); in mtk_smi_device_link_common()
602 return -EPROBE_DEFER; in mtk_smi_device_link_common()
604 smi_com_dev = &smi_com_pdev->dev; in mtk_smi_device_link_common()
608 dev_err(dev, "Unable to link smi-common dev\n"); in mtk_smi_device_link_common()
609 put_device(&smi_com_pdev->dev); in mtk_smi_device_link_common()
610 return -ENODEV; in mtk_smi_device_link_common()
615 return -EINVAL; in mtk_smi_device_link_common()
628 smi->clks[i].id = clks[i]; in mtk_smi_dts_clk_init()
629 ret = devm_clk_bulk_get(dev, clk_nr_required, smi->clks); in mtk_smi_dts_clk_init()
634 smi->clks[i].id = clks[i]; in mtk_smi_dts_clk_init()
636 smi->clks + clk_nr_required); in mtk_smi_dts_clk_init()
637 smi->clk_num = clk_nr_required + clk_nr_optional; in mtk_smi_dts_clk_init()
643 struct mtk_smi_larb *larb; in mtk_smi_larb_probe() local
644 struct device *dev = &pdev->dev; in mtk_smi_larb_probe()
647 larb = devm_kzalloc(dev, sizeof(*larb), GFP_KERNEL); in mtk_smi_larb_probe()
648 if (!larb) in mtk_smi_larb_probe()
649 return -ENOMEM; in mtk_smi_larb_probe()
651 larb->larb_gen = of_device_get_match_data(dev); in mtk_smi_larb_probe()
652 larb->base = devm_platform_ioremap_resource(pdev, 0); in mtk_smi_larb_probe()
653 if (IS_ERR(larb->base)) in mtk_smi_larb_probe()
654 return PTR_ERR(larb->base); in mtk_smi_larb_probe()
656 ret = mtk_smi_dts_clk_init(dev, &larb->smi, mtk_smi_larb_clks, in mtk_smi_larb_probe()
661 larb->smi.dev = dev; in mtk_smi_larb_probe()
663 ret = mtk_smi_device_link_common(dev, &larb->smi_common_dev); in mtk_smi_larb_probe()
668 platform_set_drvdata(pdev, larb); in mtk_smi_larb_probe()
676 device_link_remove(dev, larb->smi_common_dev); in mtk_smi_larb_probe()
682 struct mtk_smi_larb *larb = platform_get_drvdata(pdev); in mtk_smi_larb_remove() local
684 device_link_remove(&pdev->dev, larb->smi_common_dev); in mtk_smi_larb_remove()
685 pm_runtime_disable(&pdev->dev); in mtk_smi_larb_remove()
686 component_del(&pdev->dev, &mtk_smi_larb_component_ops); in mtk_smi_larb_remove()
691 struct mtk_smi_larb *larb = dev_get_drvdata(dev); in mtk_smi_larb_resume() local
692 const struct mtk_smi_larb_gen *larb_gen = larb->larb_gen; in mtk_smi_larb_resume()
695 ret = clk_bulk_prepare_enable(larb->smi.clk_num, larb->smi.clks); in mtk_smi_larb_resume()
699 if (MTK_SMI_CAPS(larb->larb_gen->flags_general, MTK_SMI_FLAG_SLEEP_CTL)) in mtk_smi_larb_resume()
700 mtk_smi_larb_sleep_ctrl_disable(larb); in mtk_smi_larb_resume()
702 /* Configure the basic setting for this larb */ in mtk_smi_larb_resume()
703 return larb_gen->config_port(dev); in mtk_smi_larb_resume()
708 struct mtk_smi_larb *larb = dev_get_drvdata(dev); in mtk_smi_larb_suspend() local
711 if (MTK_SMI_CAPS(larb->larb_gen->flags_general, MTK_SMI_FLAG_SLEEP_CTL)) { in mtk_smi_larb_suspend()
712 ret = mtk_smi_larb_sleep_ctrl_enable(larb); in mtk_smi_larb_suspend()
717 clk_bulk_disable_unprepare(larb->smi.clk_num, larb->smi.clks); in mtk_smi_larb_suspend()
731 .name = "mtk-smi-larb",
839 {.compatible = "mediatek,mt2701-smi-common", .data = &mtk_smi_common_gen1},
840 {.compatible = "mediatek,mt2712-smi-common", .data = &mtk_smi_common_gen2},
841 {.compatible = "mediatek,mt6779-smi-common", .data = &mtk_smi_common_mt6779},
842 {.compatible = "mediatek,mt6795-smi-common", .data = &mtk_smi_common_mt6795},
843 {.compatible = "mediatek,mt6893-smi-common", .data = &mtk_smi_common_mt6893},
844 {.compatible = "mediatek,mt8167-smi-common", .data = &mtk_smi_common_gen2},
845 {.compatible = "mediatek,mt8173-smi-common", .data = &mtk_smi_common_gen2},
846 {.compatible = "mediatek,mt8183-smi-common", .data = &mtk_smi_common_mt8183},
847 {.compatible = "mediatek,mt8186-smi-common", .data = &mtk_smi_common_mt8186},
848 {.compatible = "mediatek,mt8188-smi-common-vdo", .data = &mtk_smi_common_mt8188_vdo},
849 {.compatible = "mediatek,mt8188-smi-common-vpp", .data = &mtk_smi_common_mt8188_vpp},
850 {.compatible = "mediatek,mt8192-smi-common", .data = &mtk_smi_common_mt8192},
851 {.compatible = "mediatek,mt8195-smi-common-vdo", .data = &mtk_smi_common_mt8195_vdo},
852 {.compatible = "mediatek,mt8195-smi-common-vpp", .data = &mtk_smi_common_mt8195_vpp},
853 {.compatible = "mediatek,mt8195-smi-sub-common", .data = &mtk_smi_sub_common_mt8195},
854 {.compatible = "mediatek,mt8365-smi-common", .data = &mtk_smi_common_mt8365},
861 struct device *dev = &pdev->dev; in mtk_smi_common_probe()
867 return -ENOMEM; in mtk_smi_common_probe()
868 common->dev = dev; in mtk_smi_common_probe()
869 common->plat = of_device_get_match_data(dev); in mtk_smi_common_probe()
871 if (common->plat->has_gals) { in mtk_smi_common_probe()
872 if (common->plat->type == MTK_SMI_GEN2) in mtk_smi_common_probe()
874 else if (common->plat->type == MTK_SMI_GEN2_SUB_COMM) in mtk_smi_common_probe()
883 * m4u port, and we need to enable the aync clock for transform the smi in mtk_smi_common_probe()
887 if (common->plat->type == MTK_SMI_GEN1) { in mtk_smi_common_probe()
888 common->smi_ao_base = devm_platform_ioremap_resource(pdev, 0); in mtk_smi_common_probe()
889 if (IS_ERR(common->smi_ao_base)) in mtk_smi_common_probe()
890 return PTR_ERR(common->smi_ao_base); in mtk_smi_common_probe()
892 common->clk_async = devm_clk_get_enabled(dev, "async"); in mtk_smi_common_probe()
893 if (IS_ERR(common->clk_async)) in mtk_smi_common_probe()
894 return PTR_ERR(common->clk_async); in mtk_smi_common_probe()
896 common->base = devm_platform_ioremap_resource(pdev, 0); in mtk_smi_common_probe()
897 if (IS_ERR(common->base)) in mtk_smi_common_probe()
898 return PTR_ERR(common->base); in mtk_smi_common_probe()
901 /* link its smi-common if this is smi-sub-common */ in mtk_smi_common_probe()
902 if (common->plat->type == MTK_SMI_GEN2_SUB_COMM) { in mtk_smi_common_probe()
903 ret = mtk_smi_device_link_common(dev, &common->smi_common_dev); in mtk_smi_common_probe()
915 struct mtk_smi *common = dev_get_drvdata(&pdev->dev); in mtk_smi_common_remove()
917 if (common->plat->type == MTK_SMI_GEN2_SUB_COMM) in mtk_smi_common_remove()
918 device_link_remove(&pdev->dev, common->smi_common_dev); in mtk_smi_common_remove()
919 pm_runtime_disable(&pdev->dev); in mtk_smi_common_remove()
925 const struct mtk_smi_reg_pair *init = common->plat->init; in mtk_smi_common_resume()
926 u32 bus_sel = common->plat->bus_sel; /* default is 0 */ in mtk_smi_common_resume()
929 ret = clk_bulk_prepare_enable(common->clk_num, common->clks); in mtk_smi_common_resume()
933 if (common->plat->type != MTK_SMI_GEN2) in mtk_smi_common_resume()
937 writel_relaxed(init[i].value, common->base + init[i].offset); in mtk_smi_common_resume()
939 writel(bus_sel, common->base + SMI_BUS_SEL); in mtk_smi_common_resume()
947 clk_bulk_disable_unprepare(common->clk_num, common->clks); in mtk_smi_common_suspend()
961 .name = "mtk-smi-common",