// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2021 Linaro Ltd. * Author: Sam Protsenko * * Common Clock Framework support for Exynos850 SoC. */ #include #include #include #include #include #include #include #include "clk.h" /* Gate register bits */ #define GATE_MANUAL BIT(20) #define GATE_ENABLE_HWACG BIT(28) /* Gate register offsets range */ #define GATE_OFF_START 0x2000 #define GATE_OFF_END 0x2fff /** * exynos850_init_clocks - Set clocks initial configuration * @np: CMU device tree node with "reg" property (CMU addr) * @reg_offs: Register offsets array for clocks to init * @reg_offs_len: Number of register offsets in reg_offs array * * Set manual control mode for all gate clocks. */ static void __init exynos850_init_clocks(struct device_node *np, const unsigned long *reg_offs, size_t reg_offs_len) { void __iomem *reg_base; size_t i; reg_base = of_iomap(np, 0); if (!reg_base) panic("%s: failed to map registers\n", __func__); for (i = 0; i < reg_offs_len; ++i) { void __iomem *reg = reg_base + reg_offs[i]; u32 val; /* Modify only gate clock registers */ if (reg_offs[i] < GATE_OFF_START || reg_offs[i] > GATE_OFF_END) continue; val = readl(reg); val |= GATE_MANUAL; val &= ~GATE_ENABLE_HWACG; writel(val, reg); } iounmap(reg_base); } /* ---- CMU_TOP ------------------------------------------------------------- */ /* Register Offset definitions for CMU_TOP (0x120e0000) */ #define PLL_LOCKTIME_PLL_MMC 0x0000 #define PLL_LOCKTIME_PLL_SHARED0 0x0004 #define PLL_LOCKTIME_PLL_SHARED1 0x0008 #define PLL_CON0_PLL_MMC 0x0100 #define PLL_CON3_PLL_MMC 0x010c #define PLL_CON0_PLL_SHARED0 0x0140 #define PLL_CON3_PLL_SHARED0 0x014c #define PLL_CON0_PLL_SHARED1 0x0180 #define PLL_CON3_PLL_SHARED1 0x018c #define CLK_CON_MUX_MUX_CLKCMU_CORE_BUS 0x1014 #define CLK_CON_MUX_MUX_CLKCMU_CORE_CCI 0x1018 #define CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD 0x101c #define CLK_CON_MUX_MUX_CLKCMU_CORE_SSS 0x1020 #define CLK_CON_MUX_MUX_CLKCMU_DPU 0x1034 #define CLK_CON_MUX_MUX_CLKCMU_HSI_BUS 0x103c #define CLK_CON_MUX_MUX_CLKCMU_HSI_MMC_CARD 0x1040 #define CLK_CON_MUX_MUX_CLKCMU_HSI_USB20DRD 0x1044 #define CLK_CON_MUX_MUX_CLKCMU_PERI_BUS 0x1070 #define CLK_CON_MUX_MUX_CLKCMU_PERI_IP 0x1074 #define CLK_CON_MUX_MUX_CLKCMU_PERI_UART 0x1078 #define CLK_CON_DIV_CLKCMU_CORE_BUS 0x1820 #define CLK_CON_DIV_CLKCMU_CORE_CCI 0x1824 #define CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD 0x1828 #define CLK_CON_DIV_CLKCMU_CORE_SSS 0x182c #define CLK_CON_DIV_CLKCMU_DPU 0x1840 #define CLK_CON_DIV_CLKCMU_HSI_BUS 0x1848 #define CLK_CON_DIV_CLKCMU_HSI_MMC_CARD 0x184c #define CLK_CON_DIV_CLKCMU_HSI_USB20DRD 0x1850 #define CLK_CON_DIV_CLKCMU_PERI_BUS 0x187c #define CLK_CON_DIV_CLKCMU_PERI_IP 0x1880 #define CLK_CON_DIV_CLKCMU_PERI_UART 0x1884 #define CLK_CON_DIV_PLL_SHARED0_DIV2 0x188c #define CLK_CON_DIV_PLL_SHARED0_DIV3 0x1890 #define CLK_CON_DIV_PLL_SHARED0_DIV4 0x1894 #define CLK_CON_DIV_PLL_SHARED1_DIV2 0x1898 #define CLK_CON_DIV_PLL_SHARED1_DIV3 0x189c #define CLK_CON_DIV_PLL_SHARED1_DIV4 0x18a0 #define CLK_CON_GAT_GATE_CLKCMU_CORE_BUS 0x201c #define CLK_CON_GAT_GATE_CLKCMU_CORE_CCI 0x2020 #define CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD 0x2024 #define CLK_CON_GAT_GATE_CLKCMU_CORE_SSS 0x2028 #define CLK_CON_GAT_GATE_CLKCMU_DPU 0x203c #define CLK_CON_GAT_GATE_CLKCMU_HSI_BUS 0x2044 #define CLK_CON_GAT_GATE_CLKCMU_HSI_MMC_CARD 0x2048 #define CLK_CON_GAT_GATE_CLKCMU_HSI_USB20DRD 0x204c #define CLK_CON_GAT_GATE_CLKCMU_PERI_BUS 0x2080 #define CLK_CON_GAT_GATE_CLKCMU_PERI_IP 0x2084 #define CLK_CON_GAT_GATE_CLKCMU_PERI_UART 0x2088 static const unsigned long top_clk_regs[] __initconst = { PLL_LOCKTIME_PLL_MMC, PLL_LOCKTIME_PLL_SHARED0, PLL_LOCKTIME_PLL_SHARED1, PLL_CON0_PLL_MMC, PLL_CON3_PLL_MMC, PLL_CON0_PLL_SHARED0, PLL_CON3_PLL_SHARED0, PLL_CON0_PLL_SHARED1, PLL_CON3_PLL_SHARED1, CLK_CON_MUX_MUX_CLKCMU_CORE_BUS, CLK_CON_MUX_MUX_CLKCMU_CORE_CCI, CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD, CLK_CON_MUX_MUX_CLKCMU_CORE_SSS, CLK_CON_MUX_MUX_CLKCMU_DPU, CLK_CON_MUX_MUX_CLKCMU_HSI_BUS, CLK_CON_MUX_MUX_CLKCMU_HSI_MMC_CARD, CLK_CON_MUX_MUX_CLKCMU_HSI_USB20DRD, CLK_CON_MUX_MUX_CLKCMU_PERI_BUS, CLK_CON_MUX_MUX_CLKCMU_PERI_IP, CLK_CON_MUX_MUX_CLKCMU_PERI_UART, CLK_CON_DIV_CLKCMU_CORE_BUS, CLK_CON_DIV_CLKCMU_CORE_CCI, CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD, CLK_CON_DIV_CLKCMU_CORE_SSS, CLK_CON_DIV_CLKCMU_DPU, CLK_CON_DIV_CLKCMU_HSI_BUS, CLK_CON_DIV_CLKCMU_HSI_MMC_CARD, CLK_CON_DIV_CLKCMU_HSI_USB20DRD, CLK_CON_DIV_CLKCMU_PERI_BUS, CLK_CON_DIV_CLKCMU_PERI_IP, CLK_CON_DIV_CLKCMU_PERI_UART, CLK_CON_DIV_PLL_SHARED0_DIV2, CLK_CON_DIV_PLL_SHARED0_DIV3, CLK_CON_DIV_PLL_SHARED0_DIV4, CLK_CON_DIV_PLL_SHARED1_DIV2, CLK_CON_DIV_PLL_SHARED1_DIV3, CLK_CON_DIV_PLL_SHARED1_DIV4, CLK_CON_GAT_GATE_CLKCMU_CORE_BUS, CLK_CON_GAT_GATE_CLKCMU_CORE_CCI, CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD, CLK_CON_GAT_GATE_CLKCMU_CORE_SSS, CLK_CON_GAT_GATE_CLKCMU_DPU, CLK_CON_GAT_GATE_CLKCMU_HSI_BUS, CLK_CON_GAT_GATE_CLKCMU_HSI_MMC_CARD, CLK_CON_GAT_GATE_CLKCMU_HSI_USB20DRD, CLK_CON_GAT_GATE_CLKCMU_PERI_BUS, CLK_CON_GAT_GATE_CLKCMU_PERI_IP, CLK_CON_GAT_GATE_CLKCMU_PERI_UART, }; /* * Do not provide PLL tables to core PLLs, as MANUAL_PLL_CTRL bit is not set * for those PLLs by default, so set_rate operation would fail. */ static const struct samsung_pll_clock top_pll_clks[] __initconst = { /* CMU_TOP_PURECLKCOMP */ PLL(pll_0822x, CLK_FOUT_SHARED0_PLL, "fout_shared0_pll", "oscclk", PLL_LOCKTIME_PLL_SHARED0, PLL_CON3_PLL_SHARED0, NULL), PLL(pll_0822x, CLK_FOUT_SHARED1_PLL, "fout_shared1_pll", "oscclk", PLL_LOCKTIME_PLL_SHARED1, PLL_CON3_PLL_SHARED1, NULL), PLL(pll_0831x, CLK_FOUT_MMC_PLL, "fout_mmc_pll", "oscclk", PLL_LOCKTIME_PLL_MMC, PLL_CON3_PLL_MMC, NULL), }; /* List of parent clocks for Muxes in CMU_TOP */ PNAME(mout_shared0_pll_p) = { "oscclk", "fout_shared0_pll" }; PNAME(mout_shared1_pll_p) = { "oscclk", "fout_shared1_pll" }; PNAME(mout_mmc_pll_p) = { "oscclk", "fout_mmc_pll" }; /* List of parent clocks for Muxes in CMU_TOP: for CMU_CORE */ PNAME(mout_core_bus_p) = { "dout_shared1_div2", "dout_shared0_div3", "dout_shared1_div3", "dout_shared0_div4" }; PNAME(mout_core_cci_p) = { "dout_shared0_div2", "dout_shared1_div2", "dout_shared0_div3", "dout_shared1_div3" }; PNAME(mout_core_mmc_embd_p) = { "oscclk", "dout_shared0_div2", "dout_shared1_div2", "dout_shared0_div3", "dout_shared1_div3", "mout_mmc_pll", "oscclk", "oscclk" }; PNAME(mout_core_sss_p) = { "dout_shared0_div3", "dout_shared1_div3", "dout_shared0_div4", "dout_shared1_div4" }; /* List of parent clocks for Muxes in CMU_TOP: for CMU_HSI */ PNAME(mout_hsi_bus_p) = { "dout_shared0_div2", "dout_shared1_div2" }; PNAME(mout_hsi_mmc_card_p) = { "oscclk", "dout_shared0_div2", "dout_shared1_div2", "dout_shared0_div3", "dout_shared1_div3", "mout_mmc_pll", "oscclk", "oscclk" }; PNAME(mout_hsi_usb20drd_p) = { "oscclk", "dout_shared0_div4", "dout_shared1_div4", "oscclk" }; /* List of parent clocks for Muxes in CMU_TOP: for CMU_PERI */ PNAME(mout_peri_bus_p) = { "dout_shared0_div4", "dout_shared1_div4" }; PNAME(mout_peri_uart_p) = { "oscclk", "dout_shared0_div4", "dout_shared1_div4", "oscclk" }; PNAME(mout_peri_ip_p) = { "oscclk", "dout_shared0_div4", "dout_shared1_div4", "oscclk" }; /* List of parent clocks for Muxes in CMU_TOP: for CMU_DPU */ PNAME(mout_dpu_p) = { "dout_shared0_div3", "dout_shared1_div3", "dout_shared0_div4", "dout_shared1_div4" }; static const struct samsung_mux_clock top_mux_clks[] __initconst = { /* CMU_TOP_PURECLKCOMP */ MUX(CLK_MOUT_SHARED0_PLL, "mout_shared0_pll", mout_shared0_pll_p, PLL_CON0_PLL_SHARED0, 4, 1), MUX(CLK_MOUT_SHARED1_PLL, "mout_shared1_pll", mout_shared1_pll_p, PLL_CON0_PLL_SHARED1, 4, 1), MUX(CLK_MOUT_MMC_PLL, "mout_mmc_pll", mout_mmc_pll_p, PLL_CON0_PLL_MMC, 4, 1), /* CORE */ MUX(CLK_MOUT_CORE_BUS, "mout_core_bus", mout_core_bus_p, CLK_CON_MUX_MUX_CLKCMU_CORE_BUS, 0, 2), MUX(CLK_MOUT_CORE_CCI, "mout_core_cci", mout_core_cci_p, CLK_CON_MUX_MUX_CLKCMU_CORE_CCI, 0, 2), MUX(CLK_MOUT_CORE_MMC_EMBD, "mout_core_mmc_embd", mout_core_mmc_embd_p, CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD, 0, 3), MUX(CLK_MOUT_CORE_SSS, "mout_core_sss", mout_core_sss_p, CLK_CON_MUX_MUX_CLKCMU_CORE_SSS, 0, 2), /* DPU */ MUX(CLK_MOUT_DPU, "mout_dpu", mout_dpu_p, CLK_CON_MUX_MUX_CLKCMU_DPU, 0, 2), /* HSI */ MUX(CLK_MOUT_HSI_BUS, "mout_hsi_bus", mout_hsi_bus_p, CLK_CON_MUX_MUX_CLKCMU_HSI_BUS, 0, 1), MUX(CLK_MOUT_HSI_MMC_CARD, "mout_hsi_mmc_card", mout_hsi_mmc_card_p, CLK_CON_MUX_MUX_CLKCMU_HSI_MMC_CARD, 0, 3), MUX(CLK_MOUT_HSI_USB20DRD, "mout_hsi_usb20drd", mout_hsi_usb20drd_p, CLK_CON_MUX_MUX_CLKCMU_HSI_USB20DRD, 0, 2), /* PERI */ MUX(CLK_MOUT_PERI_BUS, "mout_peri_bus", mout_peri_bus_p, CLK_CON_MUX_MUX_CLKCMU_PERI_BUS, 0, 1), MUX(CLK_MOUT_PERI_UART, "mout_peri_uart", mout_peri_uart_p, CLK_CON_MUX_MUX_CLKCMU_PERI_UART, 0, 2), MUX(CLK_MOUT_PERI_IP, "mout_peri_ip", mout_peri_ip_p, CLK_CON_MUX_MUX_CLKCMU_PERI_IP, 0, 2), }; static const struct samsung_div_clock top_div_clks[] __initconst = { /* CMU_TOP_PURECLKCOMP */ DIV(CLK_DOUT_SHARED0_DIV3, "dout_shared0_div3", "mout_shared0_pll", CLK_CON_DIV_PLL_SHARED0_DIV3, 0, 2), DIV(CLK_DOUT_SHARED0_DIV2, "dout_shared0_div2", "mout_shared0_pll", CLK_CON_DIV_PLL_SHARED0_DIV2, 0, 1), DIV(CLK_DOUT_SHARED1_DIV3, "dout_shared1_div3", "mout_shared1_pll", CLK_CON_DIV_PLL_SHARED1_DIV3, 0, 2), DIV(CLK_DOUT_SHARED1_DIV2, "dout_shared1_div2", "mout_shared1_pll", CLK_CON_DIV_PLL_SHARED1_DIV2, 0, 1), DIV(CLK_DOUT_SHARED0_DIV4, "dout_shared0_div4", "dout_shared0_div2", CLK_CON_DIV_PLL_SHARED0_DIV4, 0, 1), DIV(CLK_DOUT_SHARED1_DIV4, "dout_shared1_div4", "dout_shared1_div2", CLK_CON_DIV_PLL_SHARED1_DIV4, 0, 1), /* CORE */ DIV(CLK_DOUT_CORE_BUS, "dout_core_bus", "gout_core_bus", CLK_CON_DIV_CLKCMU_CORE_BUS, 0, 4), DIV(CLK_DOUT_CORE_CCI, "dout_core_cci", "gout_core_cci", CLK_CON_DIV_CLKCMU_CORE_CCI, 0, 4), DIV(CLK_DOUT_CORE_MMC_EMBD, "dout_core_mmc_embd", "gout_core_mmc_embd", CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD, 0, 9), DIV(CLK_DOUT_CORE_SSS, "dout_core_sss", "gout_core_sss", CLK_CON_DIV_CLKCMU_CORE_SSS, 0, 4), /* DPU */ DIV(CLK_DOUT_DPU, "dout_dpu", "gout_dpu", CLK_CON_DIV_CLKCMU_DPU, 0, 4), /* HSI */ DIV(CLK_DOUT_HSI_BUS, "dout_hsi_bus", "gout_hsi_bus", CLK_CON_DIV_CLKCMU_HSI_BUS, 0, 4), DIV(CLK_DOUT_HSI_MMC_CARD, "dout_hsi_mmc_card", "gout_hsi_mmc_card", CLK_CON_DIV_CLKCMU_HSI_MMC_CARD, 0, 9), DIV(CLK_DOUT_HSI_USB20DRD, "dout_hsi_usb20drd", "gout_hsi_usb20drd", CLK_CON_DIV_CLKCMU_HSI_USB20DRD, 0, 4), /* PERI */ DIV(CLK_DOUT_PERI_BUS, "dout_peri_bus", "gout_peri_bus", CLK_CON_DIV_CLKCMU_PERI_BUS, 0, 4), DIV(CLK_DOUT_PERI_UART, "dout_peri_uart", "gout_peri_uart", CLK_CON_DIV_CLKCMU_PERI_UART, 0, 4), DIV(CLK_DOUT_PERI_IP, "dout_peri_ip", "gout_peri_ip", CLK_CON_DIV_CLKCMU_PERI_IP, 0, 4), }; static const struct samsung_gate_clock top_gate_clks[] __initconst = { /* CORE */ GATE(CLK_GOUT_CORE_BUS, "gout_core_bus", "mout_core_bus", CLK_CON_GAT_GATE_CLKCMU_CORE_BUS, 21, 0, 0), GATE(CLK_GOUT_CORE_CCI, "gout_core_cci", "mout_core_cci", CLK_CON_GAT_GATE_CLKCMU_CORE_CCI, 21, 0, 0), GATE(CLK_GOUT_CORE_MMC_EMBD, "gout_core_mmc_embd", "mout_core_mmc_embd", CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD, 21, 0, 0), GATE(CLK_GOUT_CORE_SSS, "gout_core_sss", "mout_core_sss", CLK_CON_GAT_GATE_CLKCMU_CORE_SSS, 21, 0, 0), /* DPU */ GATE(CLK_GOUT_DPU, "gout_dpu", "mout_dpu", CLK_CON_GAT_GATE_CLKCMU_DPU, 21, 0, 0), /* HSI */ GATE(CLK_GOUT_HSI_BUS, "gout_hsi_bus", "mout_hsi_bus", CLK_CON_GAT_GATE_CLKCMU_HSI_BUS, 21, 0, 0), GATE(CLK_GOUT_HSI_MMC_CARD, "gout_hsi_mmc_card", "mout_hsi_mmc_card", CLK_CON_GAT_GATE_CLKCMU_HSI_MMC_CARD, 21, 0, 0), GATE(CLK_GOUT_HSI_USB20DRD, "gout_hsi_usb20drd", "mout_hsi_usb20drd", CLK_CON_GAT_GATE_CLKCMU_HSI_USB20DRD, 21, 0, 0), /* PERI */ GATE(CLK_GOUT_PERI_BUS, "gout_peri_bus", "mout_peri_bus", CLK_CON_GAT_GATE_CLKCMU_PERI_BUS, 21, 0, 0), GATE(CLK_GOUT_PERI_UART, "gout_peri_uart", "mout_peri_uart", CLK_CON_GAT_GATE_CLKCMU_PERI_UART, 21, 0, 0), GATE(CLK_GOUT_PERI_IP, "gout_peri_ip", "mout_peri_ip", CLK_CON_GAT_GATE_CLKCMU_PERI_IP, 21, 0, 0), }; static const struct samsung_cmu_info top_cmu_info __initconst = { .pll_clks = top_pll_clks, .nr_pll_clks = ARRAY_SIZE(top_pll_clks), .mux_clks = top_mux_clks, .nr_mux_clks = ARRAY_SIZE(top_mux_clks), .div_clks = top_div_clks, .nr_div_clks = ARRAY_SIZE(top_div_clks), .gate_clks = top_gate_clks, .nr_gate_clks = ARRAY_SIZE(top_gate_clks), .nr_clk_ids = TOP_NR_CLK, .clk_regs = top_clk_regs, .nr_clk_regs = ARRAY_SIZE(top_clk_regs), }; static void __init exynos850_cmu_top_init(struct device_node *np) { exynos850_init_clocks(np, top_clk_regs, ARRAY_SIZE(top_clk_regs)); samsung_cmu_register_one(np, &top_cmu_info); } CLK_OF_DECLARE(exynos850_cmu_top, "samsung,exynos850-cmu-top", exynos850_cmu_top_init); /* ---- CMU_HSI ------------------------------------------------------------- */ /* Register Offset definitions for CMU_HSI (0x13400000) */ #define PLL_CON0_MUX_CLKCMU_HSI_BUS_USER 0x0600 #define PLL_CON0_MUX_CLKCMU_HSI_MMC_CARD_USER 0x0610 #define PLL_CON0_MUX_CLKCMU_HSI_USB20DRD_USER 0x0620 #define CLK_CON_MUX_MUX_CLK_HSI_RTC 0x1000 #define CLK_CON_GAT_HSI_USB20DRD_TOP_I_RTC_CLK__ALV 0x2008 #define CLK_CON_GAT_HSI_USB20DRD_TOP_I_REF_CLK_50 0x200c #define CLK_CON_GAT_HSI_USB20DRD_TOP_I_PHY_REFCLK_26 0x2010 #define CLK_CON_GAT_GOUT_HSI_GPIO_HSI_PCLK 0x2018 #define CLK_CON_GAT_GOUT_HSI_MMC_CARD_I_ACLK 0x2024 #define CLK_CON_GAT_GOUT_HSI_MMC_CARD_SDCLKIN 0x2028 #define CLK_CON_GAT_GOUT_HSI_SYSREG_HSI_PCLK 0x2038 #define CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_ACLK_PHYCTRL_20 0x203c #define CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_BUS_CLK_EARLY 0x2040 static const unsigned long hsi_clk_regs[] __initconst = { PLL_CON0_MUX_CLKCMU_HSI_BUS_USER, PLL_CON0_MUX_CLKCMU_HSI_MMC_CARD_USER, PLL_CON0_MUX_CLKCMU_HSI_USB20DRD_USER, CLK_CON_MUX_MUX_CLK_HSI_RTC, CLK_CON_GAT_HSI_USB20DRD_TOP_I_RTC_CLK__ALV, CLK_CON_GAT_HSI_USB20DRD_TOP_I_REF_CLK_50, CLK_CON_GAT_HSI_USB20DRD_TOP_I_PHY_REFCLK_26, CLK_CON_GAT_GOUT_HSI_GPIO_HSI_PCLK, CLK_CON_GAT_GOUT_HSI_MMC_CARD_I_ACLK, CLK_CON_GAT_GOUT_HSI_MMC_CARD_SDCLKIN, CLK_CON_GAT_GOUT_HSI_SYSREG_HSI_PCLK, CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_ACLK_PHYCTRL_20, CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_BUS_CLK_EARLY, }; /* List of parent clocks for Muxes in CMU_PERI */ PNAME(mout_hsi_bus_user_p) = { "oscclk", "dout_hsi_bus" }; PNAME(mout_hsi_mmc_card_user_p) = { "oscclk", "dout_hsi_mmc_card" }; PNAME(mout_hsi_usb20drd_user_p) = { "oscclk", "dout_hsi_usb20drd" }; PNAME(mout_hsi_rtc_p) = { "rtcclk", "oscclk" }; static const struct samsung_mux_clock hsi_mux_clks[] __initconst = { MUX(CLK_MOUT_HSI_BUS_USER, "mout_hsi_bus_user", mout_hsi_bus_user_p, PLL_CON0_MUX_CLKCMU_HSI_BUS_USER, 4, 1), MUX_F(CLK_MOUT_HSI_MMC_CARD_USER, "mout_hsi_mmc_card_user", mout_hsi_mmc_card_user_p, PLL_CON0_MUX_CLKCMU_HSI_MMC_CARD_USER, 4, 1, CLK_SET_RATE_PARENT, 0), MUX(CLK_MOUT_HSI_USB20DRD_USER, "mout_hsi_usb20drd_user", mout_hsi_usb20drd_user_p, PLL_CON0_MUX_CLKCMU_HSI_USB20DRD_USER, 4, 1), MUX(CLK_MOUT_HSI_RTC, "mout_hsi_rtc", mout_hsi_rtc_p, CLK_CON_MUX_MUX_CLK_HSI_RTC, 0, 1), }; static const struct samsung_gate_clock hsi_gate_clks[] __initconst = { GATE(CLK_GOUT_USB_RTC_CLK, "gout_usb_rtc", "mout_hsi_rtc", CLK_CON_GAT_HSI_USB20DRD_TOP_I_RTC_CLK__ALV, 21, 0, 0), GATE(CLK_GOUT_USB_REF_CLK, "gout_usb_ref", "mout_hsi_usb20drd_user", CLK_CON_GAT_HSI_USB20DRD_TOP_I_REF_CLK_50, 21, 0, 0), GATE(CLK_GOUT_USB_PHY_REF_CLK, "gout_usb_phy_ref", "oscclk", CLK_CON_GAT_HSI_USB20DRD_TOP_I_PHY_REFCLK_26, 21, 0, 0), GATE(CLK_GOUT_GPIO_HSI_PCLK, "gout_gpio_hsi_pclk", "mout_hsi_bus_user", CLK_CON_GAT_GOUT_HSI_GPIO_HSI_PCLK, 21, 0, 0), GATE(CLK_GOUT_MMC_CARD_ACLK, "gout_mmc_card_aclk", "mout_hsi_bus_user", CLK_CON_GAT_GOUT_HSI_MMC_CARD_I_ACLK, 21, 0, 0), GATE(CLK_GOUT_MMC_CARD_SDCLKIN, "gout_mmc_card_sdclkin", "mout_hsi_mmc_card_user", CLK_CON_GAT_GOUT_HSI_MMC_CARD_SDCLKIN, 21, CLK_SET_RATE_PARENT, 0), GATE(CLK_GOUT_SYSREG_HSI_PCLK, "gout_sysreg_hsi_pclk", "mout_hsi_bus_user", CLK_CON_GAT_GOUT_HSI_SYSREG_HSI_PCLK, 21, 0, 0), GATE(CLK_GOUT_USB_PHY_ACLK, "gout_usb_phy_aclk", "mout_hsi_bus_user", CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_ACLK_PHYCTRL_20, 21, 0, 0), GATE(CLK_GOUT_USB_BUS_EARLY_CLK, "gout_usb_bus_early", "mout_hsi_bus_user", CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_BUS_CLK_EARLY, 21, 0, 0), }; static const struct samsung_cmu_info hsi_cmu_info __initconst = { .mux_clks = hsi_mux_clks, .nr_mux_clks = ARRAY_SIZE(hsi_mux_clks), .gate_clks = hsi_gate_clks, .nr_gate_clks = ARRAY_SIZE(hsi_gate_clks), .nr_clk_ids = HSI_NR_CLK, .clk_regs = hsi_clk_regs, .nr_clk_regs = ARRAY_SIZE(hsi_clk_regs), .clk_name = "dout_hsi_bus", }; /* ---- CMU_PERI ------------------------------------------------------------ */ /* Register Offset definitions for CMU_PERI (0x10030000) */ #define PLL_CON0_MUX_CLKCMU_PERI_BUS_USER 0x0600 #define PLL_CON0_MUX_CLKCMU_PERI_HSI2C_USER 0x0610 #define PLL_CON0_MUX_CLKCMU_PERI_SPI_USER 0x0620 #define PLL_CON0_MUX_CLKCMU_PERI_UART_USER 0x0630 #define CLK_CON_DIV_DIV_CLK_PERI_HSI2C_0 0x1800 #define CLK_CON_DIV_DIV_CLK_PERI_HSI2C_1 0x1804 #define CLK_CON_DIV_DIV_CLK_PERI_HSI2C_2 0x1808 #define CLK_CON_DIV_DIV_CLK_PERI_SPI_0 0x180c #define CLK_CON_GAT_GATE_CLK_PERI_HSI2C_0 0x200c #define CLK_CON_GAT_GATE_CLK_PERI_HSI2C_1 0x2010 #define CLK_CON_GAT_GATE_CLK_PERI_HSI2C_2 0x2014 #define CLK_CON_GAT_GOUT_PERI_GPIO_PERI_PCLK 0x2020 #define CLK_CON_GAT_GOUT_PERI_HSI2C_0_IPCLK 0x2024 #define CLK_CON_GAT_GOUT_PERI_HSI2C_0_PCLK 0x2028 #define CLK_CON_GAT_GOUT_PERI_HSI2C_1_IPCLK 0x202c #define CLK_CON_GAT_GOUT_PERI_HSI2C_1_PCLK 0x2030 #define CLK_CON_GAT_GOUT_PERI_HSI2C_2_IPCLK 0x2034 #define CLK_CON_GAT_GOUT_PERI_HSI2C_2_PCLK 0x2038 #define CLK_CON_GAT_GOUT_PERI_I2C_0_PCLK 0x203c #define CLK_CON_GAT_GOUT_PERI_I2C_1_PCLK 0x2040 #define CLK_CON_GAT_GOUT_PERI_I2C_2_PCLK 0x2044 #define CLK_CON_GAT_GOUT_PERI_I2C_3_PCLK 0x2048 #define CLK_CON_GAT_GOUT_PERI_I2C_4_PCLK 0x204c #define CLK_CON_GAT_GOUT_PERI_I2C_5_PCLK 0x2050 #define CLK_CON_GAT_GOUT_PERI_I2C_6_PCLK 0x2054 #define CLK_CON_GAT_GOUT_PERI_MCT_PCLK 0x205c #define CLK_CON_GAT_GOUT_PERI_PWM_MOTOR_PCLK 0x2064 #define CLK_CON_GAT_GOUT_PERI_SPI_0_IPCLK 0x209c #define CLK_CON_GAT_GOUT_PERI_SPI_0_PCLK 0x20a0 #define CLK_CON_GAT_GOUT_PERI_SYSREG_PERI_PCLK 0x20a4 #define CLK_CON_GAT_GOUT_PERI_UART_IPCLK 0x20a8 #define CLK_CON_GAT_GOUT_PERI_UART_PCLK 0x20ac #define CLK_CON_GAT_GOUT_PERI_WDT_0_PCLK 0x20b0 #define CLK_CON_GAT_GOUT_PERI_WDT_1_PCLK 0x20b4 static const unsigned long peri_clk_regs[] __initconst = { PLL_CON0_MUX_CLKCMU_PERI_BUS_USER, PLL_CON0_MUX_CLKCMU_PERI_HSI2C_USER, PLL_CON0_MUX_CLKCMU_PERI_SPI_USER, PLL_CON0_MUX_CLKCMU_PERI_UART_USER, CLK_CON_DIV_DIV_CLK_PERI_HSI2C_0, CLK_CON_DIV_DIV_CLK_PERI_HSI2C_1, CLK_CON_DIV_DIV_CLK_PERI_HSI2C_2, CLK_CON_DIV_DIV_CLK_PERI_SPI_0, CLK_CON_GAT_GATE_CLK_PERI_HSI2C_0, CLK_CON_GAT_GATE_CLK_PERI_HSI2C_1, CLK_CON_GAT_GATE_CLK_PERI_HSI2C_2, CLK_CON_GAT_GOUT_PERI_GPIO_PERI_PCLK, CLK_CON_GAT_GOUT_PERI_HSI2C_0_IPCLK, CLK_CON_GAT_GOUT_PERI_HSI2C_0_PCLK, CLK_CON_GAT_GOUT_PERI_HSI2C_1_IPCLK, CLK_CON_GAT_GOUT_PERI_HSI2C_1_PCLK, CLK_CON_GAT_GOUT_PERI_HSI2C_2_IPCLK, CLK_CON_GAT_GOUT_PERI_HSI2C_2_PCLK, CLK_CON_GAT_GOUT_PERI_I2C_0_PCLK, CLK_CON_GAT_GOUT_PERI_I2C_1_PCLK, CLK_CON_GAT_GOUT_PERI_I2C_2_PCLK, CLK_CON_GAT_GOUT_PERI_I2C_3_PCLK, CLK_CON_GAT_GOUT_PERI_I2C_4_PCLK, CLK_CON_GAT_GOUT_PERI_I2C_5_PCLK, CLK_CON_GAT_GOUT_PERI_I2C_6_PCLK, CLK_CON_GAT_GOUT_PERI_MCT_PCLK, CLK_CON_GAT_GOUT_PERI_PWM_MOTOR_PCLK, CLK_CON_GAT_GOUT_PERI_SPI_0_IPCLK, CLK_CON_GAT_GOUT_PERI_SPI_0_PCLK, CLK_CON_GAT_GOUT_PERI_SYSREG_PERI_PCLK, CLK_CON_GAT_GOUT_PERI_UART_IPCLK, CLK_CON_GAT_GOUT_PERI_UART_PCLK, CLK_CON_GAT_GOUT_PERI_WDT_0_PCLK, CLK_CON_GAT_GOUT_PERI_WDT_1_PCLK, }; /* List of parent clocks for Muxes in CMU_PERI */ PNAME(mout_peri_bus_user_p) = { "oscclk", "dout_peri_bus" }; PNAME(mout_peri_uart_user_p) = { "oscclk", "dout_peri_uart" }; PNAME(mout_peri_hsi2c_user_p) = { "oscclk", "dout_peri_ip" }; PNAME(mout_peri_spi_user_p) = { "oscclk", "dout_peri_ip" }; static const struct samsung_mux_clock peri_mux_clks[] __initconst = { MUX(CLK_MOUT_PERI_BUS_USER, "mout_peri_bus_user", mout_peri_bus_user_p, PLL_CON0_MUX_CLKCMU_PERI_BUS_USER, 4, 1), MUX(CLK_MOUT_PERI_UART_USER, "mout_peri_uart_user", mout_peri_uart_user_p, PLL_CON0_MUX_CLKCMU_PERI_UART_USER, 4, 1), MUX(CLK_MOUT_PERI_HSI2C_USER, "mout_peri_hsi2c_user", mout_peri_hsi2c_user_p, PLL_CON0_MUX_CLKCMU_PERI_HSI2C_USER, 4, 1), MUX(CLK_MOUT_PERI_SPI_USER, "mout_peri_spi_user", mout_peri_spi_user_p, PLL_CON0_MUX_CLKCMU_PERI_SPI_USER, 4, 1), }; static const struct samsung_div_clock peri_div_clks[] __initconst = { DIV(CLK_DOUT_PERI_HSI2C0, "dout_peri_hsi2c0", "gout_peri_hsi2c0", CLK_CON_DIV_DIV_CLK_PERI_HSI2C_0, 0, 5), DIV(CLK_DOUT_PERI_HSI2C1, "dout_peri_hsi2c1", "gout_peri_hsi2c1", CLK_CON_DIV_DIV_CLK_PERI_HSI2C_1, 0, 5), DIV(CLK_DOUT_PERI_HSI2C2, "dout_peri_hsi2c2", "gout_peri_hsi2c2", CLK_CON_DIV_DIV_CLK_PERI_HSI2C_2, 0, 5), DIV(CLK_DOUT_PERI_SPI0, "dout_peri_spi0", "mout_peri_spi_user", CLK_CON_DIV_DIV_CLK_PERI_SPI_0, 0, 5), }; static const struct samsung_gate_clock peri_gate_clks[] __initconst = { GATE(CLK_GOUT_PERI_HSI2C0, "gout_peri_hsi2c0", "mout_peri_hsi2c_user", CLK_CON_GAT_GATE_CLK_PERI_HSI2C_0, 21, 0, 0), GATE(CLK_GOUT_PERI_HSI2C1, "gout_peri_hsi2c1", "mout_peri_hsi2c_user", CLK_CON_GAT_GATE_CLK_PERI_HSI2C_1, 21, 0, 0), GATE(CLK_GOUT_PERI_HSI2C2, "gout_peri_hsi2c2", "mout_peri_hsi2c_user", CLK_CON_GAT_GATE_CLK_PERI_HSI2C_2, 21, 0, 0), GATE(CLK_GOUT_HSI2C0_IPCLK, "gout_hsi2c0_ipclk", "dout_peri_hsi2c0", CLK_CON_GAT_GOUT_PERI_HSI2C_0_IPCLK, 21, 0, 0), GATE(CLK_GOUT_HSI2C0_PCLK, "gout_hsi2c0_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_HSI2C_0_PCLK, 21, 0, 0), GATE(CLK_GOUT_HSI2C1_IPCLK, "gout_hsi2c1_ipclk", "dout_peri_hsi2c1", CLK_CON_GAT_GOUT_PERI_HSI2C_1_IPCLK, 21, 0, 0), GATE(CLK_GOUT_HSI2C1_PCLK, "gout_hsi2c1_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_HSI2C_1_PCLK, 21, 0, 0), GATE(CLK_GOUT_HSI2C2_IPCLK, "gout_hsi2c2_ipclk", "dout_peri_hsi2c2", CLK_CON_GAT_GOUT_PERI_HSI2C_2_IPCLK, 21, 0, 0), GATE(CLK_GOUT_HSI2C2_PCLK, "gout_hsi2c2_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_HSI2C_2_PCLK, 21, 0, 0), GATE(CLK_GOUT_I2C0_PCLK, "gout_i2c0_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_I2C_0_PCLK, 21, 0, 0), GATE(CLK_GOUT_I2C1_PCLK, "gout_i2c1_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_I2C_1_PCLK, 21, 0, 0), GATE(CLK_GOUT_I2C2_PCLK, "gout_i2c2_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_I2C_2_PCLK, 21, 0, 0), GATE(CLK_GOUT_I2C3_PCLK, "gout_i2c3_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_I2C_3_PCLK, 21, 0, 0), GATE(CLK_GOUT_I2C4_PCLK, "gout_i2c4_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_I2C_4_PCLK, 21, 0, 0), GATE(CLK_GOUT_I2C5_PCLK, "gout_i2c5_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_I2C_5_PCLK, 21, 0, 0), GATE(CLK_GOUT_I2C6_PCLK, "gout_i2c6_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_I2C_6_PCLK, 21, 0, 0), GATE(CLK_GOUT_MCT_PCLK, "gout_mct_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_MCT_PCLK, 21, 0, 0), GATE(CLK_GOUT_PWM_MOTOR_PCLK, "gout_pwm_motor_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_PWM_MOTOR_PCLK, 21, 0, 0), GATE(CLK_GOUT_SPI0_IPCLK, "gout_spi0_ipclk", "dout_peri_spi0", CLK_CON_GAT_GOUT_PERI_SPI_0_IPCLK, 21, 0, 0), GATE(CLK_GOUT_SPI0_PCLK, "gout_spi0_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_SPI_0_PCLK, 21, 0, 0), GATE(CLK_GOUT_SYSREG_PERI_PCLK, "gout_sysreg_peri_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_SYSREG_PERI_PCLK, 21, 0, 0), GATE(CLK_GOUT_UART_IPCLK, "gout_uart_ipclk", "mout_peri_uart_user", CLK_CON_GAT_GOUT_PERI_UART_IPCLK, 21, 0, 0), GATE(CLK_GOUT_UART_PCLK, "gout_uart_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_UART_PCLK, 21, 0, 0), GATE(CLK_GOUT_WDT0_PCLK, "gout_wdt0_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_WDT_0_PCLK, 21, 0, 0), GATE(CLK_GOUT_WDT1_PCLK, "gout_wdt1_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_WDT_1_PCLK, 21, 0, 0), GATE(CLK_GOUT_GPIO_PERI_PCLK, "gout_gpio_peri_pclk", "mout_peri_bus_user", CLK_CON_GAT_GOUT_PERI_GPIO_PERI_PCLK, 21, 0, 0), }; static const struct samsung_cmu_info peri_cmu_info __initconst = { .mux_clks = peri_mux_clks, .nr_mux_clks = ARRAY_SIZE(peri_mux_clks), .div_clks = peri_div_clks, .nr_div_clks = ARRAY_SIZE(peri_div_clks), .gate_clks = peri_gate_clks, .nr_gate_clks = ARRAY_SIZE(peri_gate_clks), .nr_clk_ids = PERI_NR_CLK, .clk_regs = peri_clk_regs, .nr_clk_regs = ARRAY_SIZE(peri_clk_regs), .clk_name = "dout_peri_bus", }; /* ---- CMU_CORE ------------------------------------------------------------ */ /* Register Offset definitions for CMU_CORE (0x12000000) */ #define PLL_CON0_MUX_CLKCMU_CORE_BUS_USER 0x0600 #define PLL_CON0_MUX_CLKCMU_CORE_CCI_USER 0x0610 #define PLL_CON0_MUX_CLKCMU_CORE_MMC_EMBD_USER 0x0620 #define PLL_CON0_MUX_CLKCMU_CORE_SSS_USER 0x0630 #define CLK_CON_MUX_MUX_CLK_CORE_GIC 0x1000 #define CLK_CON_DIV_DIV_CLK_CORE_BUSP 0x1800 #define CLK_CON_GAT_GOUT_CORE_CCI_550_ACLK 0x2038 #define CLK_CON_GAT_GOUT_CORE_GIC_CLK 0x2040 #define CLK_CON_GAT_GOUT_CORE_MMC_EMBD_I_ACLK 0x20e8 #define CLK_CON_GAT_GOUT_CORE_MMC_EMBD_SDCLKIN 0x20ec #define CLK_CON_GAT_GOUT_CORE_SSS_I_ACLK 0x2128 #define CLK_CON_GAT_GOUT_CORE_SSS_I_PCLK 0x212c static const unsigned long core_clk_regs[] __initconst = { PLL_CON0_MUX_CLKCMU_CORE_BUS_USER, PLL_CON0_MUX_CLKCMU_CORE_CCI_USER, PLL_CON0_MUX_CLKCMU_CORE_MMC_EMBD_USER, PLL_CON0_MUX_CLKCMU_CORE_SSS_USER, CLK_CON_MUX_MUX_CLK_CORE_GIC, CLK_CON_DIV_DIV_CLK_CORE_BUSP, CLK_CON_GAT_GOUT_CORE_CCI_550_ACLK, CLK_CON_GAT_GOUT_CORE_GIC_CLK, CLK_CON_GAT_GOUT_CORE_MMC_EMBD_I_ACLK, CLK_CON_GAT_GOUT_CORE_MMC_EMBD_SDCLKIN, CLK_CON_GAT_GOUT_CORE_SSS_I_ACLK, CLK_CON_GAT_GOUT_CORE_SSS_I_PCLK, }; /* List of parent clocks for Muxes in CMU_CORE */ PNAME(mout_core_bus_user_p) = { "oscclk", "dout_core_bus" }; PNAME(mout_core_cci_user_p) = { "oscclk", "dout_core_cci" }; PNAME(mout_core_mmc_embd_user_p) = { "oscclk", "dout_core_mmc_embd" }; PNAME(mout_core_sss_user_p) = { "oscclk", "dout_core_sss" }; PNAME(mout_core_gic_p) = { "dout_core_busp", "oscclk" }; static const struct samsung_mux_clock core_mux_clks[] __initconst = { MUX(CLK_MOUT_CORE_BUS_USER, "mout_core_bus_user", mout_core_bus_user_p, PLL_CON0_MUX_CLKCMU_CORE_BUS_USER, 4, 1), MUX(CLK_MOUT_CORE_CCI_USER, "mout_core_cci_user", mout_core_cci_user_p, PLL_CON0_MUX_CLKCMU_CORE_CCI_USER, 4, 1), MUX_F(CLK_MOUT_CORE_MMC_EMBD_USER, "mout_core_mmc_embd_user", mout_core_mmc_embd_user_p, PLL_CON0_MUX_CLKCMU_CORE_MMC_EMBD_USER, 4, 1, CLK_SET_RATE_PARENT, 0), MUX(CLK_MOUT_CORE_SSS_USER, "mout_core_sss_user", mout_core_sss_user_p, PLL_CON0_MUX_CLKCMU_CORE_SSS_USER, 4, 1), MUX(CLK_MOUT_CORE_GIC, "mout_core_gic", mout_core_gic_p, CLK_CON_MUX_MUX_CLK_CORE_GIC, 0, 1), }; static const struct samsung_div_clock core_div_clks[] __initconst = { DIV(CLK_DOUT_CORE_BUSP, "dout_core_busp", "mout_core_bus_user", CLK_CON_DIV_DIV_CLK_CORE_BUSP, 0, 2), }; static const struct samsung_gate_clock core_gate_clks[] __initconst = { GATE(CLK_GOUT_CCI_ACLK, "gout_cci_aclk", "mout_core_cci_user", CLK_CON_GAT_GOUT_CORE_CCI_550_ACLK, 21, 0, 0), GATE(CLK_GOUT_GIC_CLK, "gout_gic_clk", "mout_core_gic", CLK_CON_GAT_GOUT_CORE_GIC_CLK, 21, 0, 0), GATE(CLK_GOUT_MMC_EMBD_ACLK, "gout_mmc_embd_aclk", "dout_core_busp", CLK_CON_GAT_GOUT_CORE_MMC_EMBD_I_ACLK, 21, 0, 0), GATE(CLK_GOUT_MMC_EMBD_SDCLKIN, "gout_mmc_embd_sdclkin", "mout_core_mmc_embd_user", CLK_CON_GAT_GOUT_CORE_MMC_EMBD_SDCLKIN, 21, CLK_SET_RATE_PARENT, 0), GATE(CLK_GOUT_SSS_ACLK, "gout_sss_aclk", "mout_core_sss_user", CLK_CON_GAT_GOUT_CORE_SSS_I_ACLK, 21, 0, 0), GATE(CLK_GOUT_SSS_PCLK, "gout_sss_pclk", "dout_core_busp", CLK_CON_GAT_GOUT_CORE_SSS_I_PCLK, 21, 0, 0), }; static const struct samsung_cmu_info core_cmu_info __initconst = { .mux_clks = core_mux_clks, .nr_mux_clks = ARRAY_SIZE(core_mux_clks), .div_clks = core_div_clks, .nr_div_clks = ARRAY_SIZE(core_div_clks), .gate_clks = core_gate_clks, .nr_gate_clks = ARRAY_SIZE(core_gate_clks), .nr_clk_ids = CORE_NR_CLK, .clk_regs = core_clk_regs, .nr_clk_regs = ARRAY_SIZE(core_clk_regs), .clk_name = "dout_core_bus", }; /* ---- CMU_DPU ------------------------------------------------------------- */ /* Register Offset definitions for CMU_DPU (0x13000000) */ #define PLL_CON0_MUX_CLKCMU_DPU_USER 0x0600 #define CLK_CON_DIV_DIV_CLK_DPU_BUSP 0x1800 #define CLK_CON_GAT_CLK_DPU_CMU_DPU_PCLK 0x2004 #define CLK_CON_GAT_GOUT_DPU_ACLK_DECON0 0x2010 #define CLK_CON_GAT_GOUT_DPU_ACLK_DMA 0x2014 #define CLK_CON_GAT_GOUT_DPU_ACLK_DPP 0x2018 #define CLK_CON_GAT_GOUT_DPU_PPMU_ACLK 0x2028 #define CLK_CON_GAT_GOUT_DPU_PPMU_PCLK 0x202c #define CLK_CON_GAT_GOUT_DPU_SMMU_CLK 0x2038 #define CLK_CON_GAT_GOUT_DPU_SYSREG_PCLK 0x203c static const unsigned long dpu_clk_regs[] __initconst = { PLL_CON0_MUX_CLKCMU_DPU_USER, CLK_CON_DIV_DIV_CLK_DPU_BUSP, CLK_CON_GAT_CLK_DPU_CMU_DPU_PCLK, CLK_CON_GAT_GOUT_DPU_ACLK_DECON0, CLK_CON_GAT_GOUT_DPU_ACLK_DMA, CLK_CON_GAT_GOUT_DPU_ACLK_DPP, CLK_CON_GAT_GOUT_DPU_PPMU_ACLK, CLK_CON_GAT_GOUT_DPU_PPMU_PCLK, CLK_CON_GAT_GOUT_DPU_SMMU_CLK, CLK_CON_GAT_GOUT_DPU_SYSREG_PCLK, }; /* List of parent clocks for Muxes in CMU_CORE */ PNAME(mout_dpu_user_p) = { "oscclk", "dout_dpu" }; static const struct samsung_mux_clock dpu_mux_clks[] __initconst = { MUX(CLK_MOUT_DPU_USER, "mout_dpu_user", mout_dpu_user_p, PLL_CON0_MUX_CLKCMU_DPU_USER, 4, 1), }; static const struct samsung_div_clock dpu_div_clks[] __initconst = { DIV(CLK_DOUT_DPU_BUSP, "dout_dpu_busp", "mout_dpu_user", CLK_CON_DIV_DIV_CLK_DPU_BUSP, 0, 3), }; static const struct samsung_gate_clock dpu_gate_clks[] __initconst = { GATE(CLK_GOUT_DPU_CMU_DPU_PCLK, "gout_dpu_cmu_dpu_pclk", "dout_dpu_busp", CLK_CON_GAT_CLK_DPU_CMU_DPU_PCLK, 21, 0, 0), GATE(CLK_GOUT_DPU_DECON0_ACLK, "gout_dpu_decon0_aclk", "mout_dpu_user", CLK_CON_GAT_GOUT_DPU_ACLK_DECON0, 21, 0, 0), GATE(CLK_GOUT_DPU_DMA_ACLK, "gout_dpu_dma_aclk", "mout_dpu_user", CLK_CON_GAT_GOUT_DPU_ACLK_DMA, 21, 0, 0), GATE(CLK_GOUT_DPU_DPP_ACLK, "gout_dpu_dpp_aclk", "mout_dpu_user", CLK_CON_GAT_GOUT_DPU_ACLK_DPP, 21, 0, 0), GATE(CLK_GOUT_DPU_PPMU_ACLK, "gout_dpu_ppmu_aclk", "mout_dpu_user", CLK_CON_GAT_GOUT_DPU_PPMU_ACLK, 21, 0, 0), GATE(CLK_GOUT_DPU_PPMU_PCLK, "gout_dpu_ppmu_pclk", "dout_dpu_busp", CLK_CON_GAT_GOUT_DPU_PPMU_PCLK, 21, 0, 0), GATE(CLK_GOUT_DPU_SMMU_CLK, "gout_dpu_smmu_clk", "mout_dpu_user", CLK_CON_GAT_GOUT_DPU_SMMU_CLK, 21, 0, 0), GATE(CLK_GOUT_DPU_SYSREG_PCLK, "gout_dpu_sysreg_pclk", "dout_dpu_busp", CLK_CON_GAT_GOUT_DPU_SYSREG_PCLK, 21, 0, 0), }; static const struct samsung_cmu_info dpu_cmu_info __initconst = { .mux_clks = dpu_mux_clks, .nr_mux_clks = ARRAY_SIZE(dpu_mux_clks), .div_clks = dpu_div_clks, .nr_div_clks = ARRAY_SIZE(dpu_div_clks), .gate_clks = dpu_gate_clks, .nr_gate_clks = ARRAY_SIZE(dpu_gate_clks), .nr_clk_ids = DPU_NR_CLK, .clk_regs = dpu_clk_regs, .nr_clk_regs = ARRAY_SIZE(dpu_clk_regs), .clk_name = "dout_dpu", }; /* ---- platform_driver ----------------------------------------------------- */ static int __init exynos850_cmu_probe(struct platform_device *pdev) { const struct samsung_cmu_info *info; struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; info = of_device_get_match_data(dev); exynos850_init_clocks(np, info->clk_regs, info->nr_clk_regs); samsung_cmu_register_one(np, info); /* Keep bus clock running, so it's possible to access CMU registers */ if (info->clk_name) { struct clk *bus_clk; bus_clk = clk_get(dev, info->clk_name); if (IS_ERR(bus_clk)) { pr_err("%s: could not find bus clock %s; err = %ld\n", __func__, info->clk_name, PTR_ERR(bus_clk)); } else { clk_prepare_enable(bus_clk); } } return 0; } /* CMUs which belong to Power Domains and need runtime PM to be implemented */ static const struct of_device_id exynos850_cmu_of_match[] = { { .compatible = "samsung,exynos850-cmu-hsi", .data = &hsi_cmu_info, }, { .compatible = "samsung,exynos850-cmu-peri", .data = &peri_cmu_info, }, { .compatible = "samsung,exynos850-cmu-core", .data = &core_cmu_info, }, { .compatible = "samsung,exynos850-cmu-dpu", .data = &dpu_cmu_info, }, { }, }; static struct platform_driver exynos850_cmu_driver __refdata = { .driver = { .name = "exynos850-cmu", .of_match_table = exynos850_cmu_of_match, .suppress_bind_attrs = true, }, .probe = exynos850_cmu_probe, }; static int __init exynos850_cmu_init(void) { return platform_driver_register(&exynos850_cmu_driver); } core_initcall(exynos850_cmu_init);