| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Samsung Exynos850 clock driver. |
| * Copyright (c) 2023 Linaro Ltd. |
| * Author: Sam Protsenko <semen.protsenko@linaro.org> |
| */ |
| |
| #include <dm.h> |
| #include <asm/io.h> |
| #include <dt-bindings/clock/exynos850.h> |
| #include "clk.h" |
| |
| enum exynos850_cmu_id { |
| CMU_TOP, |
| CMU_PERI, |
| CMU_CORE, |
| CMU_HSI, |
| }; |
| |
| /* ---- CMU_TOP ------------------------------------------------------------- */ |
| |
| /* Register Offset definitions for CMU_TOP (0x120e0000) */ |
| #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_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_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_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 |
| |
| /* List of parent clocks for Muxes in CMU_TOP: for PURECLKCOMP */ |
| PNAME(mout_shared0_pll_p) = { "clock-oscclk", "fout_shared0_pll" }; |
| PNAME(mout_shared1_pll_p) = { "clock-oscclk", "fout_shared1_pll" }; |
| PNAME(mout_mmc_pll_p) = { "clock-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) = { "clock-oscclk", "dout_shared0_div2", |
| "dout_shared1_div2", "dout_shared0_div3", |
| "dout_shared1_div3", "mout_mmc_pll", |
| "clock-oscclk", "clock-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) = { "clock-oscclk", "dout_shared0_div2", |
| "dout_shared1_div2", "dout_shared0_div3", |
| "dout_shared1_div3", "mout_mmc_pll", |
| "clock-oscclk", "clock-oscclk" }; |
| PNAME(mout_hsi_usb20drd_p) = { "clock-oscclk", "dout_shared0_div4", |
| "dout_shared1_div4", "clock-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) = { "clock-oscclk", "dout_shared0_div4", |
| "dout_shared1_div4", "clock-oscclk" }; |
| PNAME(mout_peri_ip_p) = { "clock-oscclk", "dout_shared0_div4", |
| "dout_shared1_div4", "clock-oscclk" }; |
| |
| /* PURECLKCOMP */ |
| |
| static const struct samsung_pll_clock top_pure_pll_clks[] = { |
| PLL(pll_0822x, CLK_FOUT_SHARED0_PLL, "fout_shared0_pll", "clock-oscclk", |
| PLL_CON3_PLL_SHARED0), |
| PLL(pll_0822x, CLK_FOUT_SHARED1_PLL, "fout_shared1_pll", "clock-oscclk", |
| PLL_CON3_PLL_SHARED1), |
| PLL(pll_0831x, CLK_FOUT_MMC_PLL, "fout_mmc_pll", "clock-oscclk", |
| PLL_CON3_PLL_MMC), |
| }; |
| |
| static const struct samsung_mux_clock top_pure_mux_clks[] = { |
| 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), |
| }; |
| |
| static const struct samsung_div_clock top_pure_div_clks[] = { |
| 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 */ |
| |
| static const struct samsung_mux_clock top_core_mux_clks[] = { |
| 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), |
| }; |
| |
| static const struct samsung_gate_clock top_core_gate_clks[] = { |
| 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), |
| }; |
| |
| static const struct samsung_div_clock top_core_div_clks[] = { |
| 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), |
| }; |
| |
| /* HSI */ |
| |
| static const struct samsung_mux_clock top_hsi_mux_clks[] = { |
| 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), |
| }; |
| |
| static const struct samsung_gate_clock top_hsi_gate_clks[] = { |
| 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), |
| }; |
| |
| static const struct samsung_div_clock top_hsi_div_clks[] = { |
| 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 */ |
| |
| static const struct samsung_mux_clock top_peri_mux_clks[] = { |
| 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_gate_clock top_peri_gate_clks[] = { |
| 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_div_clock top_peri_div_clks[] = { |
| 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_clk_group top_cmu_clks[] = { |
| /* CMU_TOP_PURECLKCOMP */ |
| { S_CLK_PLL, top_pure_pll_clks, ARRAY_SIZE(top_pure_pll_clks) }, |
| { S_CLK_MUX, top_pure_mux_clks, ARRAY_SIZE(top_pure_mux_clks) }, |
| { S_CLK_DIV, top_pure_div_clks, ARRAY_SIZE(top_pure_div_clks) }, |
| |
| /* CMU_TOP clocks for CMU_CORE */ |
| { S_CLK_MUX, top_core_mux_clks, ARRAY_SIZE(top_core_mux_clks) }, |
| { S_CLK_GATE, top_core_gate_clks, ARRAY_SIZE(top_core_gate_clks) }, |
| { S_CLK_DIV, top_core_div_clks, ARRAY_SIZE(top_core_div_clks) }, |
| |
| /* CMU_TOP clocks for CMU_HSI */ |
| { S_CLK_MUX, top_hsi_mux_clks, ARRAY_SIZE(top_hsi_mux_clks) }, |
| { S_CLK_GATE, top_hsi_gate_clks, ARRAY_SIZE(top_hsi_gate_clks) }, |
| { S_CLK_DIV, top_hsi_div_clks, ARRAY_SIZE(top_hsi_div_clks) }, |
| |
| /* CMU_TOP clocks for CMU_PERI */ |
| { S_CLK_MUX, top_peri_mux_clks, ARRAY_SIZE(top_peri_mux_clks) }, |
| { S_CLK_GATE, top_peri_gate_clks, ARRAY_SIZE(top_peri_gate_clks) }, |
| { S_CLK_DIV, top_peri_div_clks, ARRAY_SIZE(top_peri_div_clks) }, |
| }; |
| |
| static int exynos850_cmu_top_probe(struct udevice *dev) |
| { |
| return samsung_cmu_register_one(dev, CMU_TOP, top_cmu_clks, |
| ARRAY_SIZE(top_cmu_clks)); |
| } |
| |
| static const struct udevice_id exynos850_cmu_top_ids[] = { |
| { .compatible = "samsung,exynos850-cmu-top" }, |
| { } |
| }; |
| |
| SAMSUNG_CLK_OPS(exynos850_cmu_top, CMU_TOP); |
| |
| U_BOOT_DRIVER(exynos850_cmu_top) = { |
| .name = "exynos850-cmu-top", |
| .id = UCLASS_CLK, |
| .of_match = exynos850_cmu_top_ids, |
| .ops = &exynos850_cmu_top_clk_ops, |
| .probe = exynos850_cmu_top_probe, |
| .flags = DM_FLAG_PRE_RELOC, |
| }; |
| |
| /* ---- CMU_PERI ------------------------------------------------------------ */ |
| |
| /* Register Offset definitions for CMU_PERI (0x10030000) */ |
| #define PLL_CON0_MUX_CLKCMU_PERI_BUS_USER 0x0600 |
| #define PLL_CON0_MUX_CLKCMU_PERI_UART_USER 0x0630 |
| #define CLK_CON_GAT_GOUT_PERI_UART_IPCLK 0x20a8 |
| #define CLK_CON_GAT_GOUT_PERI_UART_PCLK 0x20ac |
| |
| /* List of parent clocks for Muxes in CMU_PERI */ |
| PNAME(mout_peri_bus_user_p) = { "clock-oscclk", "dout_peri_bus" }; |
| PNAME(mout_peri_uart_user_p) = { "clock-oscclk", "dout_peri_uart" }; |
| |
| static const struct samsung_mux_clock peri_mux_clks[] = { |
| 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), |
| }; |
| |
| static const struct samsung_gate_clock peri_gate_clks[] = { |
| 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), |
| }; |
| |
| static const struct samsung_clk_group peri_cmu_clks[] = { |
| { S_CLK_MUX, peri_mux_clks, ARRAY_SIZE(peri_mux_clks) }, |
| { S_CLK_GATE, peri_gate_clks, ARRAY_SIZE(peri_gate_clks) }, |
| }; |
| |
| static int exynos850_cmu_peri_probe(struct udevice *dev) |
| { |
| return samsung_register_cmu(dev, CMU_PERI, peri_cmu_clks, |
| exynos850_cmu_top); |
| } |
| |
| static const struct udevice_id exynos850_cmu_peri_ids[] = { |
| { .compatible = "samsung,exynos850-cmu-peri" }, |
| { } |
| }; |
| |
| SAMSUNG_CLK_OPS(exynos850_cmu_peri, CMU_PERI); |
| |
| U_BOOT_DRIVER(exynos850_cmu_peri) = { |
| .name = "exynos850-cmu-peri", |
| .id = UCLASS_CLK, |
| .of_match = exynos850_cmu_peri_ids, |
| .ops = &exynos850_cmu_peri_clk_ops, |
| .probe = exynos850_cmu_peri_probe, |
| .flags = DM_FLAG_PRE_RELOC, |
| }; |
| |
| /* ---- CMU_CORE ------------------------------------------------------------ */ |
| |
| /* Register Offset definitions for CMU_CORE (0x12000000) */ |
| #define PLL_CON0_MUX_CLKCMU_CORE_BUS_USER 0x0600 |
| #define PLL_CON0_MUX_CLKCMU_CORE_MMC_EMBD_USER 0x0620 |
| #define CLK_CON_DIV_DIV_CLK_CORE_BUSP 0x1800 |
| #define CLK_CON_GAT_GOUT_CORE_MMC_EMBD_I_ACLK 0x20e8 |
| #define CLK_CON_GAT_GOUT_CORE_MMC_EMBD_SDCLKIN 0x20ec |
| |
| /* List of parent clocks for Muxes in CMU_CORE */ |
| PNAME(mout_core_bus_user_p) = { "clock-oscclk", "dout_core_bus" }; |
| PNAME(mout_core_mmc_embd_user_p) = { "clock-oscclk", |
| "dout_core_mmc_embd" }; |
| |
| static const struct samsung_mux_clock core_mux_clks[] = { |
| 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_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), |
| }; |
| |
| static const struct samsung_div_clock core_div_clks[] = { |
| 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[] = { |
| 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), |
| }; |
| |
| static const struct samsung_clk_group core_cmu_clks[] = { |
| { S_CLK_MUX, core_mux_clks, ARRAY_SIZE(core_mux_clks) }, |
| { S_CLK_DIV, core_div_clks, ARRAY_SIZE(core_div_clks) }, |
| { S_CLK_GATE, core_gate_clks, ARRAY_SIZE(core_gate_clks) }, |
| }; |
| |
| static int exynos850_cmu_core_probe(struct udevice *dev) |
| { |
| return samsung_register_cmu(dev, CMU_CORE, core_cmu_clks, |
| exynos850_cmu_top); |
| } |
| |
| static const struct udevice_id exynos850_cmu_core_ids[] = { |
| { .compatible = "samsung,exynos850-cmu-core" }, |
| { } |
| }; |
| |
| SAMSUNG_CLK_OPS(exynos850_cmu_core, CMU_CORE); |
| |
| U_BOOT_DRIVER(exynos850_cmu_core) = { |
| .name = "exynos850-cmu-core", |
| .id = UCLASS_CLK, |
| .of_match = exynos850_cmu_core_ids, |
| .ops = &exynos850_cmu_core_clk_ops, |
| .probe = exynos850_cmu_core_probe, |
| .flags = DM_FLAG_PRE_RELOC, |
| }; |
| |
| /* ---- 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_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_MMC_CARD_I_ACLK 0x2024 |
| #define CLK_CON_GAT_GOUT_HSI_MMC_CARD_SDCLKIN 0x2028 |
| #define CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_ACLK_PHYCTRL_20 0x203c |
| #define CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_BUS_CLK_EARLY 0x2040 |
| |
| /* List of parent clocks for Muxes in CMU_HSI */ |
| PNAME(mout_hsi_bus_user_p) = { "clock-oscclk", "dout_hsi_bus" }; |
| PNAME(mout_hsi_mmc_card_user_p) = { "clock-oscclk", "dout_hsi_mmc_card" }; |
| PNAME(mout_hsi_usb20drd_user_p) = { "clock-oscclk", "dout_hsi_usb20drd" }; |
| |
| 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), |
| }; |
| |
| static const struct samsung_gate_clock hsi_gate_clks[] __initconst = { |
| 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", "clock-oscclk", |
| CLK_CON_GAT_HSI_USB20DRD_TOP_I_PHY_REFCLK_26, 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_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_clk_group hsi_cmu_clks[] = { |
| { S_CLK_MUX, hsi_mux_clks, ARRAY_SIZE(hsi_mux_clks) }, |
| { S_CLK_GATE, hsi_gate_clks, ARRAY_SIZE(hsi_gate_clks) }, |
| }; |
| |
| static int exynos850_cmu_hsi_probe(struct udevice *dev) |
| { |
| return samsung_register_cmu(dev, CMU_HSI, hsi_cmu_clks, |
| exynos850_cmu_hsi); |
| } |
| |
| static const struct udevice_id exynos850_cmu_hsi_ids[] = { |
| { .compatible = "samsung,exynos850-cmu-hsi" }, |
| { } |
| }; |
| |
| SAMSUNG_CLK_OPS(exynos850_cmu_hsi, CMU_HSI); |
| |
| U_BOOT_DRIVER(exynos850_cmu_hsi) = { |
| .name = "exynos850-cmu-hsi", |
| .id = UCLASS_CLK, |
| .of_match = exynos850_cmu_hsi_ids, |
| .ops = &exynos850_cmu_hsi_clk_ops, |
| .probe = exynos850_cmu_hsi_probe, |
| .flags = DM_FLAG_PRE_RELOC, |
| }; |