diff --git a/MAINTAINERS b/MAINTAINERS index c5fdf3cccc9f..1c6063dc46ae 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14533,6 +14533,10 @@ M: Yassine Oudjana L: linux-clk@vger.kernel.org L: linux-mediatek@lists.infradead.org (moderated for non-subscribers) S: Maintained +F: drivers/clk/mediatek/clk-mt6735-apmixedsys.c +F: drivers/clk/mediatek/clk-mt6735-infracfg.c +F: drivers/clk/mediatek/clk-mt6735-pericfg.c +F: drivers/clk/mediatek/clk-mt6735-topckgen.c F: include/dt-bindings/clock/mediatek,mt6735-apmixedsys.h F: include/dt-bindings/clock/mediatek,mt6735-infracfg.h F: include/dt-bindings/clock/mediatek,mt6735-pericfg.h diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 486401e1f2f1..7a33f9e92d96 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -124,6 +124,15 @@ config COMMON_CLK_MT2712_VENCSYS help This driver supports MediaTek MT2712 vencsys clocks. +config COMMON_CLK_MT6735 + tristate "Main clock drivers for MediaTek MT6735" + depends on ARCH_MEDIATEK || COMPILE_TEST + select COMMON_CLK_MEDIATEK + help + This enables drivers for clocks and resets provided + by apmixedsys, topckgen, infracfg and pericfg on the + MediaTek MT6735 SoC. + config COMMON_CLK_MT6765 bool "Clock driver for MediaTek MT6765" depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index eeccfa039896..70456ffc6c49 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -2,6 +2,7 @@ obj-$(CONFIG_COMMON_CLK_MEDIATEK) += clk-mtk.o clk-pll.o clk-gate.o clk-apmixed.o clk-cpumux.o reset.o clk-mux.o obj-$(CONFIG_COMMON_CLK_MEDIATEK_FHCTL) += clk-fhctl.o clk-pllfh.o +obj-$(CONFIG_COMMON_CLK_MT6735) += clk-mt6735-apmixedsys.o clk-mt6735-infracfg.o clk-mt6735-pericfg.o clk-mt6735-topckgen.o obj-$(CONFIG_COMMON_CLK_MT6765) += clk-mt6765.o obj-$(CONFIG_COMMON_CLK_MT6765_AUDIOSYS) += clk-mt6765-audio.o obj-$(CONFIG_COMMON_CLK_MT6765_CAMSYS) += clk-mt6765-cam.o diff --git a/drivers/clk/mediatek/clk-mt6735-apmixedsys.c b/drivers/clk/mediatek/clk-mt6735-apmixedsys.c new file mode 100644 index 000000000000..104722a61dfd --- /dev/null +++ b/drivers/clk/mediatek/clk-mt6735-apmixedsys.c @@ -0,0 +1,138 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 Yassine Oudjana + */ + +#include +#include + +#include "clk-mtk.h" +#include "clk-pll.h" + +#include + +#define AP_PLL_CON_5 0x014 +#define ARMPLL_CON0 0x200 +#define ARMPLL_CON1 0x204 +#define ARMPLL_PWR_CON0 0x20c +#define MAINPLL_CON0 0x210 +#define MAINPLL_CON1 0x214 +#define MAINPLL_PWR_CON0 0x21c +#define UNIVPLL_CON0 0x220 +#define UNIVPLL_CON1 0x224 +#define UNIVPLL_PWR_CON0 0x22c +#define MMPLL_CON0 0x230 +#define MMPLL_CON1 0x234 +#define MMPLL_PWR_CON0 0x23c +#define MSDCPLL_CON0 0x240 +#define MSDCPLL_CON1 0x244 +#define MSDCPLL_PWR_CON0 0x24c +#define VENCPLL_CON0 0x250 +#define VENCPLL_CON1 0x254 +#define VENCPLL_PWR_CON0 0x25c +#define TVDPLL_CON0 0x260 +#define TVDPLL_CON1 0x264 +#define TVDPLL_PWR_CON0 0x26c +#define APLL1_CON0 0x270 +#define APLL1_CON1 0x274 +#define APLL1_CON2 0x278 +#define APLL1_PWR_CON0 0x280 +#define APLL2_CON0 0x284 +#define APLL2_CON1 0x288 +#define APLL2_CON2 0x28c +#define APLL2_PWR_CON0 0x294 + +#define CON0_RST_BAR BIT(24) + +#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _rst_bar_mask, \ + _pd_reg, _pd_shift, _tuner_reg, _tuner_en_reg, \ + _tuner_en_bit, _pcw_reg, _pcwbits, _flags) { \ + .id = _id, \ + .name = _name, \ + .parent_name = "clk26m", \ + .reg = _reg, \ + .pwr_reg = _pwr_reg, \ + .en_mask = _en_mask, \ + .rst_bar_mask = _rst_bar_mask, \ + .pd_reg = _pd_reg, \ + .pd_shift = _pd_shift, \ + .tuner_reg = _tuner_reg, \ + .tuner_en_reg = _tuner_en_reg, \ + .tuner_en_bit = _tuner_en_bit, \ + .pcw_reg = _pcw_reg, \ + .pcw_chg_reg = _pcw_reg, \ + .pcwbits = _pcwbits, \ + .flags = _flags, \ + } + +static const struct mtk_pll_data apmixedsys_plls[] = { + PLL(CLK_APMIXED_ARMPLL, "armpll", ARMPLL_CON0, ARMPLL_PWR_CON0, 0x00000001, 0, ARMPLL_CON1, 24, 0, 0, 0, ARMPLL_CON1, 21, PLL_AO), + PLL(CLK_APMIXED_MAINPLL, "mainpll", MAINPLL_CON0, MAINPLL_PWR_CON0, 0xf0000101, CON0_RST_BAR, MAINPLL_CON1, 24, 0, 0, 0, MAINPLL_CON1, 21, HAVE_RST_BAR), + PLL(CLK_APMIXED_UNIVPLL, "univpll", UNIVPLL_CON0, UNIVPLL_PWR_CON0, 0xfc000001, CON0_RST_BAR, UNIVPLL_CON1, 24, 0, 0, 0, UNIVPLL_CON1, 21, HAVE_RST_BAR), + PLL(CLK_APMIXED_MMPLL, "mmpll", MMPLL_CON0, MMPLL_PWR_CON0, 0x00000001, 0, MMPLL_CON1, 24, 0, 0, 0, MMPLL_CON1, 21, 0), + PLL(CLK_APMIXED_MSDCPLL, "msdcpll", MSDCPLL_CON0, MSDCPLL_PWR_CON0, 0x00000001, 0, MSDCPLL_CON1, 24, 0, 0, 0, MSDCPLL_CON1, 21, 0), + PLL(CLK_APMIXED_VENCPLL, "vencpll", VENCPLL_CON0, VENCPLL_PWR_CON0, 0x00000001, CON0_RST_BAR, VENCPLL_CON1, 24, 0, 0, 0, VENCPLL_CON1, 21, HAVE_RST_BAR), + PLL(CLK_APMIXED_TVDPLL, "tvdpll", TVDPLL_CON0, TVDPLL_PWR_CON0, 0x00000001, 0, TVDPLL_CON1, 24, 0, 0, 0, TVDPLL_CON1, 21, 0), + PLL(CLK_APMIXED_APLL1, "apll1", APLL1_CON0, APLL1_PWR_CON0, 0x00000001, 0, APLL1_CON0, 4, APLL1_CON2, AP_PLL_CON_5, 0, APLL1_CON1, 31, 0), + PLL(CLK_APMIXED_APLL2, "apll2", APLL2_CON0, APLL2_PWR_CON0, 0x00000001, 0, APLL2_CON0, 4, APLL2_CON2, AP_PLL_CON_5, 1, APLL2_CON1, 31, 0) +}; + +static int clk_mt6735_apmixed_probe(struct platform_device *pdev) +{ + void __iomem *base; + struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + struct clk_hw_onecell_data *clk_data; + int ret; + + base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(base)) + return PTR_ERR(base); + + clk_data = mtk_alloc_clk_data(ARRAY_SIZE(apmixedsys_plls)); + if (!clk_data) + return -ENOMEM; + platform_set_drvdata(pdev, clk_data); + + ret = mtk_clk_register_plls(pdev->dev.of_node, apmixedsys_plls, + ARRAY_SIZE(apmixedsys_plls), clk_data); + if (ret) { + dev_err(&pdev->dev, "Failed to register PLLs: %d\n", ret); + return ret; + } + + ret = devm_of_clk_add_hw_provider(&pdev->dev, of_clk_hw_onecell_get, + clk_data); + if (ret) + dev_err(&pdev->dev, + "Failed to register clock provider: %d\n", ret); + + return ret; +} + +static void clk_mt6735_apmixed_remove(struct platform_device *pdev) +{ + struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev); + + mtk_clk_unregister_plls(apmixedsys_plls, ARRAY_SIZE(apmixedsys_plls), clk_data); + mtk_free_clk_data(clk_data); +} + +static const struct of_device_id of_match_mt6735_apmixedsys[] = { + { .compatible = "mediatek,mt6735-apmixedsys" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, of_match_mt6735_apmixedsys); + +static struct platform_driver clk_mt6735_apmixedsys = { + .probe = clk_mt6735_apmixed_probe, + .remove = clk_mt6735_apmixed_remove, + .driver = { + .name = "clk-mt6735-apmixedsys", + .of_match_table = of_match_mt6735_apmixedsys, + }, +}; +module_platform_driver(clk_mt6735_apmixedsys); + +MODULE_AUTHOR("Yassine Oudjana "); +MODULE_DESCRIPTION("MediaTek MT6735 apmixedsys clock driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/mediatek/clk-mt6735-infracfg.c b/drivers/clk/mediatek/clk-mt6735-infracfg.c new file mode 100644 index 000000000000..c1171f903cfa --- /dev/null +++ b/drivers/clk/mediatek/clk-mt6735-infracfg.c @@ -0,0 +1,107 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 Yassine Oudjana + */ + +#include +#include + +#include "clk-gate.h" +#include "clk-mtk.h" + +#include +#include + +#define INFRA_RST0 0x30 +#define INFRA_GLOBALCON_PDN0 0x40 +#define INFRA_PDN1 0x44 +#define INFRA_PDN_STA 0x48 + +#define RST_NR_PER_BANK 32 + +static struct mtk_gate_regs infra_cg_regs = { + .set_ofs = INFRA_GLOBALCON_PDN0, + .clr_ofs = INFRA_PDN1, + .sta_ofs = INFRA_PDN_STA, +}; + +static const struct mtk_gate infracfg_gates[] = { + GATE_MTK(CLK_INFRA_DBG, "dbg", "axi_sel", &infra_cg_regs, 0, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_GCE, "gce", "axi_sel", &infra_cg_regs, 1, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_TRBG, "trbg", "axi_sel", &infra_cg_regs, 2, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_CPUM, "cpum", "axi_sel", &infra_cg_regs, 3, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_DEVAPC, "devapc", "axi_sel", &infra_cg_regs, 4, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_AUDIO, "audio", "aud_intbus_sel", &infra_cg_regs, 5, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_GCPU, "gcpu", "axi_sel", &infra_cg_regs, 6, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_L2C_SRAM, "l2csram", "axi_sel", &infra_cg_regs, 7, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_M4U, "m4u", "axi_sel", &infra_cg_regs, 8, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_CLDMA, "cldma", "axi_sel", &infra_cg_regs, 12, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_CONNMCU_BUS, "connmcu_bus", "axi_sel", &infra_cg_regs, 15, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_KP, "kp", "axi_sel", &infra_cg_regs, 16, &mtk_clk_gate_ops_setclr), + GATE_MTK_FLAGS(CLK_INFRA_APXGPT, "apxgpt", "axi_sel", &infra_cg_regs, 18, &mtk_clk_gate_ops_setclr, CLK_IS_CRITICAL), + GATE_MTK(CLK_INFRA_SEJ, "sej", "axi_sel", &infra_cg_regs, 19, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_CCIF0_AP, "ccif0ap", "axi_sel", &infra_cg_regs, 20, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_CCIF1_AP, "ccif1ap", "axi_sel", &infra_cg_regs, 21, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_PMIC_SPI, "pmicspi", "pmicspi_sel", &infra_cg_regs, 22, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_INFRA_PMIC_WRAP, "pmicwrap", "axi_sel", &infra_cg_regs, 23, &mtk_clk_gate_ops_setclr) +}; + +static u16 infracfg_rst_bank_ofs[] = { INFRA_RST0 }; + +static u16 infracfg_rst_idx_map[] = { + [MT6735_INFRA_RST0_EMI_REG] = 0 * RST_NR_PER_BANK + 0, + [MT6735_INFRA_RST0_DRAMC0_AO] = 0 * RST_NR_PER_BANK + 1, + [MT6735_INFRA_RST0_AP_CIRQ_EINT] = 0 * RST_NR_PER_BANK + 3, + [MT6735_INFRA_RST0_APXGPT] = 0 * RST_NR_PER_BANK + 4, + [MT6735_INFRA_RST0_SCPSYS] = 0 * RST_NR_PER_BANK + 5, + [MT6735_INFRA_RST0_KP] = 0 * RST_NR_PER_BANK + 6, + [MT6735_INFRA_RST0_PMIC_WRAP] = 0 * RST_NR_PER_BANK + 7, + [MT6735_INFRA_RST0_CLDMA_AO_TOP] = 0 * RST_NR_PER_BANK + 8, + [MT6735_INFRA_RST0_USBSIF_TOP] = 0 * RST_NR_PER_BANK + 9, + [MT6735_INFRA_RST0_EMI] = 0 * RST_NR_PER_BANK + 16, + [MT6735_INFRA_RST0_CCIF] = 0 * RST_NR_PER_BANK + 17, + [MT6735_INFRA_RST0_DRAMC0] = 0 * RST_NR_PER_BANK + 18, + [MT6735_INFRA_RST0_EMI_AO_REG] = 0 * RST_NR_PER_BANK + 19, + [MT6735_INFRA_RST0_CCIF_AO] = 0 * RST_NR_PER_BANK + 20, + [MT6735_INFRA_RST0_TRNG] = 0 * RST_NR_PER_BANK + 21, + [MT6735_INFRA_RST0_SYS_CIRQ] = 0 * RST_NR_PER_BANK + 22, + [MT6735_INFRA_RST0_GCE] = 0 * RST_NR_PER_BANK + 23, + [MT6735_INFRA_RST0_M4U] = 0 * RST_NR_PER_BANK + 24, + [MT6735_INFRA_RST0_CCIF1] = 0 * RST_NR_PER_BANK + 25, + [MT6735_INFRA_RST0_CLDMA_TOP_PD] = 0 * RST_NR_PER_BANK + 26 +}; + +static const struct mtk_clk_rst_desc infracfg_resets = { + .version = MTK_RST_SIMPLE, + .rst_bank_ofs = infracfg_rst_bank_ofs, + .rst_bank_nr = ARRAY_SIZE(infracfg_rst_bank_ofs), + .rst_idx_map = infracfg_rst_idx_map, + .rst_idx_map_nr = ARRAY_SIZE(infracfg_rst_idx_map) +}; + +static const struct mtk_clk_desc infracfg_clks = { + .clks = infracfg_gates, + .num_clks = ARRAY_SIZE(infracfg_gates), + + .rst_desc = &infracfg_resets +}; + +static const struct of_device_id of_match_mt6735_infracfg[] = { + { .compatible = "mediatek,mt6735-infracfg", .data = &infracfg_clks }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, of_match_mt6735_infracfg); + +static struct platform_driver clk_mt6735_infracfg = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt6735-infracfg", + .of_match_table = of_match_mt6735_infracfg, + }, +}; +module_platform_driver(clk_mt6735_infracfg); + +MODULE_AUTHOR("Yassine Oudjana "); +MODULE_DESCRIPTION("MediaTek MT6735 infracfg clock and reset driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/mediatek/clk-mt6735-pericfg.c b/drivers/clk/mediatek/clk-mt6735-pericfg.c new file mode 100644 index 000000000000..cbdf6d25c1b2 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt6735-pericfg.c @@ -0,0 +1,124 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 Yassine Oudjana + */ + +#include +#include + +#include "clk-gate.h" +#include "clk-mtk.h" + +#include +#include + +#define PERI_GLOBALCON_RST0 0x00 +#define PERI_GLOBALCON_RST1 0x04 +#define PERI_GLOBALCON_PDN0_SET 0x08 +#define PERI_GLOBALCON_PDN0_CLR 0x10 +#define PERI_GLOBALCON_PDN0_STA 0x18 + +#define RST_NR_PER_BANK 32 + +static struct mtk_gate_regs peri_cg_regs = { + .set_ofs = PERI_GLOBALCON_PDN0_SET, + .clr_ofs = PERI_GLOBALCON_PDN0_CLR, + .sta_ofs = PERI_GLOBALCON_PDN0_STA, +}; + +static const struct mtk_gate pericfg_gates[] = { + GATE_MTK(CLK_PERI_DISP_PWM, "disp_pwm", "disppwm_sel", &peri_cg_regs, 0, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_THERM, "therm", "axi_sel", &peri_cg_regs, 1, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_PWM1, "pwm1", "axi_sel", &peri_cg_regs, 2, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_PWM2, "pwm2", "axi_sel", &peri_cg_regs, 3, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_PWM3, "pwm3", "axi_sel", &peri_cg_regs, 4, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_PWM4, "pwm4", "axi_sel", &peri_cg_regs, 5, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_PWM5, "pwm5", "axi_sel", &peri_cg_regs, 6, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_PWM6, "pwm6", "axi_sel", &peri_cg_regs, 7, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_PWM7, "pwm7", "axi_sel", &peri_cg_regs, 8, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_PWM, "pwm", "axi_sel", &peri_cg_regs, 9, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_USB0, "usb0", "usb20_sel", &peri_cg_regs, 10, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_IRDA, "irda", "irda_sel", &peri_cg_regs, 11, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_APDMA, "apdma", "axi_sel", &peri_cg_regs, 12, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_MSDC30_0, "msdc30_0", "msdc30_0_sel", &peri_cg_regs, 13, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_MSDC30_1, "msdc30_1", "msdc30_1_sel", &peri_cg_regs, 14, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_MSDC30_2, "msdc30_2", "msdc30_2_sel", &peri_cg_regs, 15, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_MSDC30_3, "msdc30_3", "msdc30_3_sel", &peri_cg_regs, 16, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_UART0, "uart0", "uart_sel", &peri_cg_regs, 17, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_UART1, "uart1", "uart_sel", &peri_cg_regs, 18, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_UART2, "uart2", "uart_sel", &peri_cg_regs, 19, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_UART3, "uart3", "uart_sel", &peri_cg_regs, 20, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_UART4, "uart4", "uart_sel", &peri_cg_regs, 21, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_BTIF, "btif", "axi_sel", &peri_cg_regs, 22, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_I2C0, "i2c0", "axi_sel", &peri_cg_regs, 23, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_I2C1, "i2c1", "axi_sel", &peri_cg_regs, 24, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_I2C2, "i2c2", "axi_sel", &peri_cg_regs, 25, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_I2C3, "i2c3", "axi_sel", &peri_cg_regs, 26, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_AUXADC, "auxadc", "axi_sel", &peri_cg_regs, 27, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_SPI0, "spi0", "spi_sel", &peri_cg_regs, 28, &mtk_clk_gate_ops_setclr), + GATE_MTK(CLK_PERI_IRTX, "irtx", "irtx_sel", &peri_cg_regs, 29, &mtk_clk_gate_ops_setclr) +}; + +static u16 pericfg_rst_bank_ofs[] = { PERI_GLOBALCON_RST0, PERI_GLOBALCON_RST1 }; + +static u16 pericfg_rst_idx_map[] = { + [MT6735_PERI_RST0_UART0] = 0 * RST_NR_PER_BANK + 0, + [MT6735_PERI_RST0_UART1] = 0 * RST_NR_PER_BANK + 1, + [MT6735_PERI_RST0_UART2] = 0 * RST_NR_PER_BANK + 2, + [MT6735_PERI_RST0_UART3] = 0 * RST_NR_PER_BANK + 3, + [MT6735_PERI_RST0_UART4] = 0 * RST_NR_PER_BANK + 4, + [MT6735_PERI_RST0_BTIF] = 0 * RST_NR_PER_BANK + 6, + [MT6735_PERI_RST0_DISP_PWM_PERI] = 0 * RST_NR_PER_BANK + 7, + [MT6735_PERI_RST0_PWM] = 0 * RST_NR_PER_BANK + 8, + [MT6735_PERI_RST0_AUXADC] = 0 * RST_NR_PER_BANK + 10, + [MT6735_PERI_RST0_DMA] = 0 * RST_NR_PER_BANK + 11, + [MT6735_PERI_RST0_IRDA] = 0 * RST_NR_PER_BANK + 12, + [MT6735_PERI_RST0_IRTX] = 0 * RST_NR_PER_BANK + 13, + [MT6735_PERI_RST0_THERM] = 0 * RST_NR_PER_BANK + 16, + [MT6735_PERI_RST0_MSDC2] = 0 * RST_NR_PER_BANK + 17, + [MT6735_PERI_RST0_MSDC3] = 0 * RST_NR_PER_BANK + 18, + [MT6735_PERI_RST0_MSDC0] = 0 * RST_NR_PER_BANK + 19, + [MT6735_PERI_RST0_MSDC1] = 0 * RST_NR_PER_BANK + 20, + [MT6735_PERI_RST0_I2C0] = 0 * RST_NR_PER_BANK + 22, + [MT6735_PERI_RST0_I2C1] = 0 * RST_NR_PER_BANK + 23, + [MT6735_PERI_RST0_I2C2] = 0 * RST_NR_PER_BANK + 24, + [MT6735_PERI_RST0_I2C3] = 0 * RST_NR_PER_BANK + 25, + [MT6735_PERI_RST0_USB] = 0 * RST_NR_PER_BANK + 28, + + [MT6735_PERI_RST1_SPI0] = 1 * RST_NR_PER_BANK + 1, +}; + +static const struct mtk_clk_rst_desc pericfg_resets = { + .version = MTK_RST_SIMPLE, + .rst_bank_ofs = pericfg_rst_bank_ofs, + .rst_bank_nr = ARRAY_SIZE(pericfg_rst_bank_ofs), + .rst_idx_map = pericfg_rst_idx_map, + .rst_idx_map_nr = ARRAY_SIZE(pericfg_rst_idx_map) +}; + +static const struct mtk_clk_desc pericfg_clks = { + .clks = pericfg_gates, + .num_clks = ARRAY_SIZE(pericfg_gates), + + .rst_desc = &pericfg_resets +}; + +static const struct of_device_id of_match_mt6735_pericfg[] = { + { .compatible = "mediatek,mt6735-pericfg", .data = &pericfg_clks }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, of_match_mt6735_pericfg); + +static struct platform_driver clk_mt6735_pericfg = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt6735-pericfg", + .of_match_table = of_match_mt6735_pericfg, + }, +}; +module_platform_driver(clk_mt6735_pericfg); + +MODULE_AUTHOR("Yassine Oudjana "); +MODULE_DESCRIPTION("MediaTek MT6735 pericfg clock driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/mediatek/clk-mt6735-topckgen.c b/drivers/clk/mediatek/clk-mt6735-topckgen.c new file mode 100644 index 000000000000..2589ebfe2271 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt6735-topckgen.c @@ -0,0 +1,394 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 Yassine Oudjana + */ + +#include +#include + +#include "clk-mtk.h" +#include "clk-mux.h" + +#include + +#define CLK_CFG_0 0x40 +#define CLK_CFG_0_SET 0x44 +#define CLK_CFG_0_CLR 0x48 +#define CLK_CFG_1 0x50 +#define CLK_CFG_1_SET 0x54 +#define CLK_CFG_1_CLR 0x58 +#define CLK_CFG_2 0x60 +#define CLK_CFG_2_SET 0x64 +#define CLK_CFG_2_CLR 0x68 +#define CLK_CFG_3 0x70 +#define CLK_CFG_3_SET 0x74 +#define CLK_CFG_3_CLR 0x78 +#define CLK_CFG_4 0x80 +#define CLK_CFG_4_SET 0x84 +#define CLK_CFG_4_CLR 0x88 +#define CLK_CFG_5 0x90 +#define CLK_CFG_5_SET 0x94 +#define CLK_CFG_5_CLR 0x98 +#define CLK_CFG_6 0xa0 +#define CLK_CFG_6_SET 0xa4 +#define CLK_CFG_6_CLR 0xa8 +#define CLK_CFG_7 0xb0 +#define CLK_CFG_7_SET 0xb4 +#define CLK_CFG_7_CLR 0xb8 + +static DEFINE_SPINLOCK(mt6735_topckgen_lock); + +/* Some clocks with unknown details are modeled as fixed clocks */ +static const struct mtk_fixed_clk topckgen_fixed_clks[] = { + /* + * This clock is available as a parent option for multiple + * muxes and seems like an alternative name for clk26m at first, + * but it appears alongside it in several muxes which should + * mean it is a separate clock. + */ + FIXED_CLK(CLK_TOP_AD_SYS_26M_CK, "ad_sys_26m_ck", "clk26m", 26 * MHZ), + /* + * This clock is the parent of DMPLL divisors. It might be MEMPLL + * or its parent, as DMPLL appears to be an alternative name for + * MEMPLL. + */ + FIXED_CLK(CLK_TOP_CLKPH_MCK_O, "clkph_mck_o", NULL, 0), + /* + * DMPLL clock (dmpll_ck), controlled by DDRPHY. + */ + FIXED_CLK(CLK_TOP_DMPLL, "dmpll", "clkph_mck_o", 0), + /* + * MIPI DPI clock. Parent option for dpi0_sel. Unknown parent. + */ + FIXED_CLK(CLK_TOP_DPI_CK, "dpi_ck", NULL, 0), + /* + * This clock is a child of WHPLL which is controlled by + * the modem. + */ + FIXED_CLK(CLK_TOP_WHPLL_AUDIO_CK, "whpll_audio_ck", NULL, 0) +}; + +static const struct mtk_fixed_factor topckgen_factors[] = { + FACTOR(CLK_TOP_SYSPLL_D2, "syspll_d2", "mainpll", 1, 2), + FACTOR(CLK_TOP_SYSPLL_D3, "syspll_d3", "mainpll", 1, 3), + FACTOR(CLK_TOP_SYSPLL_D5, "syspll_d5", "mainpll", 1, 5), + FACTOR(CLK_TOP_SYSPLL1_D2, "syspll1_d2", "mainpll", 1, 2), + FACTOR(CLK_TOP_SYSPLL1_D4, "syspll1_d4", "mainpll", 1, 4), + FACTOR(CLK_TOP_SYSPLL1_D8, "syspll1_d8", "mainpll", 1, 8), + FACTOR(CLK_TOP_SYSPLL1_D16, "syspll1_d16", "mainpll", 1, 16), + FACTOR(CLK_TOP_SYSPLL2_D2, "syspll2_d2", "mainpll", 1, 2), + FACTOR(CLK_TOP_SYSPLL2_D4, "syspll2_d4", "mainpll", 1, 4), + FACTOR(CLK_TOP_SYSPLL3_D2, "syspll3_d2", "mainpll", 1, 2), + FACTOR(CLK_TOP_SYSPLL3_D4, "syspll3_d4", "mainpll", 1, 4), + FACTOR(CLK_TOP_SYSPLL4_D2, "syspll4_d2", "mainpll", 1, 2), + FACTOR(CLK_TOP_SYSPLL4_D4, "syspll4_d4", "mainpll", 1, 4), + FACTOR(CLK_TOP_UNIVPLL_D2, "univpll_d2", "univpll", 1, 2), + FACTOR(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univpll", 1, 3), + FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5), + FACTOR(CLK_TOP_UNIVPLL_D26, "univpll_d26", "univpll", 1, 26), + FACTOR(CLK_TOP_UNIVPLL1_D2, "univpll1_d2", "univpll", 1, 2), + FACTOR(CLK_TOP_UNIVPLL1_D4, "univpll1_d4", "univpll", 1, 4), + FACTOR(CLK_TOP_UNIVPLL1_D8, "univpll1_d8", "univpll", 1, 8), + FACTOR(CLK_TOP_UNIVPLL2_D2, "univpll2_d2", "univpll", 1, 2), + FACTOR(CLK_TOP_UNIVPLL2_D4, "univpll2_d4", "univpll", 1, 4), + FACTOR(CLK_TOP_UNIVPLL2_D8, "univpll2_d8", "univpll", 1, 8), + FACTOR(CLK_TOP_UNIVPLL3_D2, "univpll3_d2", "univpll", 1, 2), + FACTOR(CLK_TOP_UNIVPLL3_D4, "univpll3_d4", "univpll", 1, 4), + FACTOR(CLK_TOP_MSDCPLL_D2, "msdcpll_d2", "msdcpll", 1, 2), + FACTOR(CLK_TOP_MSDCPLL_D4, "msdcpll_d4", "msdcpll", 1, 4), + FACTOR(CLK_TOP_MSDCPLL_D8, "msdcpll_d8", "msdcpll", 1, 8), + FACTOR(CLK_TOP_MSDCPLL_D16, "msdcpll_d16", "msdcpll", 1, 16), + FACTOR(CLK_TOP_VENCPLL_D3, "vencpll_d3", "vencpll", 1, 3), + FACTOR(CLK_TOP_TVDPLL_D2, "tvdpll_d2", "tvdpll", 1, 2), + FACTOR(CLK_TOP_TVDPLL_D4, "tvdpll_d4", "tvdpll", 1, 4), + FACTOR(CLK_TOP_DMPLL_D2, "dmpll_d2", "clkph_mck_o", 1, 2), + FACTOR(CLK_TOP_DMPLL_D4, "dmpll_d4", "clkph_mck_o", 1, 4), + FACTOR(CLK_TOP_DMPLL_D8, "dmpll_d8", "clkph_mck_o", 1, 8), + FACTOR(CLK_TOP_AD_SYS_26M_D2, "ad_sys_26m_d2", "clk26m", 1, 2) +}; + +static const char * const axi_sel_parents[] = { + "clk26m", + "syspll1_d2", + "syspll_d5", + "syspll1_d4", + "univpll_d5", + "univpll2_d2", + "dmpll", + "dmpll_d2" +}; + +static const char * const mem_sel_parents[] = { + "clk26m", + "dmpll" +}; + +static const char * const ddrphycfg_parents[] = { + "clk26m", + "syspll1_d8" +}; + +static const char * const mm_sel_parents[] = { + "clk26m", + "vencpll", + "syspll1_d2", + "syspll_d5", + "syspll1_d4", + "univpll_d5", + "univpll2_d2", + "dmpll" +}; + +static const char * const pwm_sel_parents[] = { + "clk26m", + "univpll2_d4", + "univpll3_d2", + "univpll1_d4" +}; + +static const char * const vdec_sel_parents[] = { + "clk26m", + "syspll1_d2", + "syspll_d5", + "syspll1_d4", + "univpll_d5", + "syspll_d2", + "syspll2_d2", + "msdcpll_d2" +}; + +static const char * const mfg_sel_parents[] = { + "clk26m", + "mmpll", + "clk26m", + "clk26m", + "clk26m", + "clk26m", + "clk26m", + "clk26m", + "clk26m", + "syspll_d3", + "syspll1_d2", + "syspll_d5", + "univpll_d3", + "univpll1_d2" +}; + +static const char * const camtg_sel_parents[] = { + "clk26m", + "univpll_d26", + "univpll2_d2", + "syspll3_d2", + "syspll3_d4", + "msdcpll_d4" +}; + +static const char * const uart_sel_parents[] = { + "clk26m", + "univpll2_d8" +}; + +static const char * const spi_sel_parents[] = { + "clk26m", + "syspll3_d2", + "msdcpll_d8", + "syspll2_d4", + "syspll4_d2", + "univpll2_d4", + "univpll1_d8" +}; + +static const char * const usb20_sel_parents[] = { + "clk26m", + "univpll1_d8", + "univpll3_d4" +}; + +static const char * const msdc50_0_sel_parents[] = { + "clk26m", + "syspll1_d2", + "syspll2_d2", + "syspll4_d2", + "univpll_d5", + "univpll1_d4" +}; + +static const char * const msdc30_0_sel_parents[] = { + "clk26m", + "msdcpll", + "msdcpll_d2", + "msdcpll_d4", + "syspll2_d2", + "syspll1_d4", + "univpll1_d4", + "univpll_d3", + "univpll_d26", + "syspll2_d4", + "univpll_d2" +}; + +static const char * const msdc30_1_2_sel_parents[] = { + "clk26m", + "univpll2_d2", + "msdcpll_d4", + "syspll2_d2", + "syspll1_d4", + "univpll1_d4", + "univpll_d26", + "syspll2_d4" +}; + +static const char * const msdc30_3_sel_parents[] = { + "clk26m", + "univpll2_d2", + "msdcpll_d4", + "syspll2_d2", + "syspll1_d4", + "univpll1_d4", + "univpll_d26", + "msdcpll_d16", + "syspll2_d4" +}; + +static const char * const audio_sel_parents[] = { + "clk26m", + "syspll3_d4", + "syspll4_d4", + "syspll1_d16" +}; + +static const char * const aud_intbus_sel_parents[] = { + "clk26m", + "syspll1_d4", + "syspll4_d2", + "dmpll_d4" +}; + +static const char * const pmicspi_sel_parents[] = { + "clk26m", + "syspll1_d8", + "syspll3_d4", + "syspll1_d16", + "univpll3_d4", + "univpll_d26", + "dmpll_d4", + "dmpll_d8" +}; + +static const char * const scp_sel_parents[] = { + "clk26m", + "syspll1_d8", + "dmpll_d2", + "dmpll_d4" +}; + +static const char * const atb_sel_parents[] = { + "clk26m", + "syspll1_d2", + "syspll_d5", + "dmpll" +}; + +static const char * const dpi0_sel_parents[] = { + "clk26m", + "tvdpll", + "tvdpll_d2", + "tvdpll_d4", + "dpi_ck" +}; + +static const char * const scam_sel_parents[] = { + "clk26m", + "syspll3_d2", + "univpll2_d4", + "vencpll_d3" +}; + +static const char * const mfg13m_sel_parents[] = { + "clk26m", + "ad_sys_26m_d2" +}; + +static const char * const aud_1_2_sel_parents[] = { + "clk26m", + "apll1" +}; + +static const char * const irda_sel_parents[] = { + "clk26m", + "univpll2_d4" +}; + +static const char * const irtx_sel_parents[] = { + "clk26m", + "ad_sys_26m_ck" +}; + +static const char * const disppwm_sel_parents[] = { + "clk26m", + "univpll2_d4", + "syspll4_d2_d8", + "ad_sys_26m_ck" +}; + +static const struct mtk_mux topckgen_muxes[] = { + MUX_CLR_SET_UPD(CLK_TOP_AXI_SEL, "axi_sel", axi_sel_parents, CLK_CFG_0, CLK_CFG_0_SET, CLK_CFG_0_CLR, 0, 3, 0, 0), + MUX_CLR_SET_UPD(CLK_TOP_MEM_SEL, "mem_sel", mem_sel_parents, CLK_CFG_0, CLK_CFG_0_SET, CLK_CFG_0_CLR, 8, 1, 0, 0), + MUX_CLR_SET_UPD(CLK_TOP_DDRPHY_SEL, "ddrphycfg_sel", ddrphycfg_parents, CLK_CFG_0, CLK_CFG_0_SET, CLK_CFG_0_CLR, 16, 1, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_MM_SEL, "mm_sel", mm_sel_parents, CLK_CFG_0, CLK_CFG_0_SET, CLK_CFG_0_CLR, 24, 3, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_PWM_SEL, "pwm_sel", pwm_sel_parents, CLK_CFG_1, CLK_CFG_1_SET, CLK_CFG_1_CLR, 0, 2, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_VDEC_SEL, "vdec_sel", vdec_sel_parents, CLK_CFG_1, CLK_CFG_1_SET, CLK_CFG_1_CLR, 8, 3, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_MFG_SEL, "mfg_sel", mfg_sel_parents, CLK_CFG_1, CLK_CFG_1_SET, CLK_CFG_1_CLR, 16, 4, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_CAMTG_SEL, "camtg_sel", camtg_sel_parents, CLK_CFG_1, CLK_CFG_1_SET, CLK_CFG_1_CLR, 24, 3, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_UART_SEL, "uart_sel", uart_sel_parents, CLK_CFG_2, CLK_CFG_2_SET, CLK_CFG_2_CLR, 0, 1, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_SPI_SEL, "spi_sel", spi_sel_parents, CLK_CFG_2, CLK_CFG_2_SET, CLK_CFG_2_CLR, 8, 3, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_USB20_SEL, "usb20_sel", usb20_sel_parents, CLK_CFG_2, CLK_CFG_2_SET, CLK_CFG_2_CLR, 16, 2, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_0_SEL, "msdc50_0_sel", msdc50_0_sel_parents, CLK_CFG_2, CLK_CFG_2_SET, CLK_CFG_2_CLR, 24, 3, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC30_0_SEL, "msdc30_0_sel", msdc30_0_sel_parents, CLK_CFG_3, CLK_CFG_3_SET, CLK_CFG_3_CLR, 0, 4, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", msdc30_1_2_sel_parents, CLK_CFG_3, CLK_CFG_3_SET, CLK_CFG_3_CLR, 8, 3, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC30_2_SEL, "msdc30_2_sel", msdc30_1_2_sel_parents, CLK_CFG_3, CLK_CFG_3_SET, CLK_CFG_3_CLR, 16, 3, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC30_3_SEL, "msdc30_3_sel", msdc30_3_sel_parents, CLK_CFG_3, CLK_CFG_3_SET, CLK_CFG_3_CLR, 24, 4, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_AUDIO_SEL, "audio_sel", audio_sel_parents, CLK_CFG_4, CLK_CFG_4_SET, CLK_CFG_4_CLR, 0, 2, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_AUDINTBUS_SEL, "aud_intbus_sel", aud_intbus_sel_parents, CLK_CFG_4, CLK_CFG_4_SET, CLK_CFG_4_CLR, 8, 2, 15, 0, 0), + MUX_CLR_SET_UPD(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmicspi_sel_parents, CLK_CFG_4, CLK_CFG_4_SET, CLK_CFG_4_CLR, 16, 3, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_SCP_SEL, "scp_sel", scp_sel_parents, CLK_CFG_4, CLK_CFG_4_SET, CLK_CFG_4_CLR, 24, 2, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_ATB_SEL, "atb_sel", atb_sel_parents, CLK_CFG_5, CLK_CFG_5_SET, CLK_CFG_5_CLR, 0, 2, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_DPI0_SEL, "dpi0_sel", dpi0_sel_parents, CLK_CFG_5, CLK_CFG_5_SET, CLK_CFG_5_CLR, 8, 3, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_SCAM_SEL, "scam_sel", scam_sel_parents, CLK_CFG_5, CLK_CFG_5_SET, CLK_CFG_5_CLR, 16, 2, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_MFG13M_SEL, "mfg13m_sel", mfg13m_sel_parents, CLK_CFG_5, CLK_CFG_5_SET, CLK_CFG_5_CLR, 24, 1, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD1_SEL, "aud_1_sel", aud_1_2_sel_parents, CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR, 0, 1, 7, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD2_SEL, "aud_2_sel", aud_1_2_sel_parents, CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR, 8, 1, 15, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_IRDA_SEL, "irda_sel", irda_sel_parents, CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR, 16, 1, 23, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_IRTX_SEL, "irtx_sel", irtx_sel_parents, CLK_CFG_6, CLK_CFG_6_SET, CLK_CFG_6_CLR, 24, 1, 31, 0, 0), + MUX_GATE_CLR_SET_UPD(CLK_TOP_DISPPWM_SEL, "disppwm_sel", disppwm_sel_parents, CLK_CFG_7, CLK_CFG_7_SET, CLK_CFG_7_CLR, 0, 2, 7, 0, 0), +}; + +static const struct mtk_clk_desc topckgen_desc = { + .fixed_clks = topckgen_fixed_clks, + .num_fixed_clks = ARRAY_SIZE(topckgen_fixed_clks), + .factor_clks = topckgen_factors, + .num_factor_clks = ARRAY_SIZE(topckgen_factors), + .mux_clks = topckgen_muxes, + .num_mux_clks = ARRAY_SIZE(topckgen_muxes), + .clk_lock = &mt6735_topckgen_lock, +}; + +static const struct of_device_id of_match_mt6735_topckgen[] = { + { .compatible = "mediatek,mt6735-topckgen", .data = &topckgen_desc}, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, of_match_mt6735_topckgen); + +static struct platform_driver clk_mt6735_topckgen = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt6735-topckgen", + .of_match_table = of_match_mt6735_topckgen, + }, +}; +module_platform_driver(clk_mt6735_topckgen); + +MODULE_AUTHOR("Yassine Oudjana "); +MODULE_DESCRIPTION("MediaTek MT6735 topckgen clock driver"); +MODULE_LICENSE("GPL");