| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Copyright (C) 2021 Linaro Ltd. |
| * Author: Sam Protsenko <semen.protsenko@linaro.org> |
| * |
| * Common Clock Framework support for Exynos850 SoC. |
| */ |
| |
| #include <linux/clk.h> |
| #include <linux/clk-provider.h> |
| #include <linux/of.h> |
| #include <linux/of_address.h> |
| #include <linux/of_device.h> |
| #include <linux/platform_device.h> |
| |
| #include <dt-bindings/clock/exynos850.h> |
| |
| #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); |
