| /* |
| * Copyright 2020-2024 NXP |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| #include <s32cc-clk-ids.h> |
| #include <s32cc-clk-modules.h> |
| #include <s32cc-clk-utils.h> |
| |
| #define S32CC_A53_MIN_FREQ (48UL * MHZ) |
| #define S32CC_A53_MAX_FREQ (1000UL * MHZ) |
| |
| /* Oscillators */ |
| static struct s32cc_osc fxosc = |
| S32CC_OSC_INIT(S32CC_FXOSC); |
| static struct s32cc_clk fxosc_clk = |
| S32CC_MODULE_CLK(fxosc); |
| |
| static struct s32cc_osc firc = |
| S32CC_OSC_INIT(S32CC_FIRC); |
| static struct s32cc_clk firc_clk = |
| S32CC_MODULE_CLK(firc); |
| |
| static struct s32cc_osc sirc = |
| S32CC_OSC_INIT(S32CC_SIRC); |
| static struct s32cc_clk sirc_clk = |
| S32CC_MODULE_CLK(sirc); |
| |
| /* ARM PLL */ |
| static struct s32cc_clkmux arm_pll_mux = |
| S32CC_CLKMUX_INIT(S32CC_ARM_PLL, 0, 2, |
| S32CC_CLK_FIRC, |
| S32CC_CLK_FXOSC, 0, 0, 0); |
| static struct s32cc_clk arm_pll_mux_clk = |
| S32CC_MODULE_CLK(arm_pll_mux); |
| static struct s32cc_pll armpll = |
| S32CC_PLL_INIT(arm_pll_mux_clk, S32CC_ARM_PLL, 2); |
| static struct s32cc_clk arm_pll_vco_clk = |
| S32CC_FREQ_MODULE_CLK(armpll, 1400 * MHZ, 2000 * MHZ); |
| |
| static struct s32cc_pll_out_div arm_pll_phi0_div = |
| S32CC_PLL_OUT_DIV_INIT(armpll, 0); |
| static struct s32cc_clk arm_pll_phi0_clk = |
| S32CC_FREQ_MODULE_CLK(arm_pll_phi0_div, 0, GHZ); |
| |
| /* ARM DFS */ |
| static struct s32cc_dfs armdfs = |
| S32CC_DFS_INIT(armpll, S32CC_ARM_DFS); |
| static struct s32cc_dfs_div arm_dfs1_div = |
| S32CC_DFS_DIV_INIT(armdfs, 0); |
| static struct s32cc_clk arm_dfs1_clk = |
| S32CC_FREQ_MODULE_CLK(arm_dfs1_div, 0, 800 * MHZ); |
| |
| /* MC_CGM0 */ |
| static struct s32cc_clkmux cgm0_mux0 = |
| S32CC_SHARED_CLKMUX_INIT(S32CC_CGM0, 0, 2, |
| S32CC_CLK_FIRC, |
| S32CC_CLK_ARM_PLL_DFS1, 0, 0, 0); |
| static struct s32cc_clk cgm0_mux0_clk = S32CC_MODULE_CLK(cgm0_mux0); |
| |
| static struct s32cc_clkmux cgm0_mux8 = |
| S32CC_SHARED_CLKMUX_INIT(S32CC_CGM0, 8, 3, |
| S32CC_CLK_FIRC, |
| S32CC_CLK_PERIPH_PLL_PHI3, |
| S32CC_CLK_FXOSC, 0, 0); |
| static struct s32cc_clk cgm0_mux8_clk = S32CC_MODULE_CLK(cgm0_mux8); |
| |
| /* XBAR */ |
| static struct s32cc_clk xbar_2x_clk = |
| S32CC_CHILD_CLK(cgm0_mux0_clk, 48 * MHZ, 800 * MHZ); |
| static struct s32cc_fixed_div xbar_div2 = |
| S32CC_FIXED_DIV_INIT(cgm0_mux0_clk, 2); |
| static struct s32cc_clk xbar_clk = |
| S32CC_FREQ_MODULE_CLK(xbar_div2, 24 * MHZ, 400 * MHZ); |
| static struct s32cc_fixed_div xbar_div4 = |
| S32CC_FIXED_DIV_INIT(cgm0_mux0_clk, 4); |
| static struct s32cc_clk xbar_div2_clk = |
| S32CC_FREQ_MODULE_CLK(xbar_div4, 12 * MHZ, 200 * MHZ); |
| static struct s32cc_fixed_div xbar_div6 = |
| S32CC_FIXED_DIV_INIT(cgm0_mux0_clk, 6); |
| static struct s32cc_clk xbar_div3_clk = |
| S32CC_FREQ_MODULE_CLK(xbar_div6, 8 * MHZ, 133333333); |
| static struct s32cc_fixed_div xbar_div8 = |
| S32CC_FIXED_DIV_INIT(cgm0_mux0_clk, 8); |
| static struct s32cc_clk xbar_div4_clk = |
| S32CC_FREQ_MODULE_CLK(xbar_div8, 6 * MHZ, 100 * MHZ); |
| static struct s32cc_fixed_div xbar_div12 = |
| S32CC_FIXED_DIV_INIT(cgm0_mux0_clk, 12); |
| static struct s32cc_clk xbar_div6_clk = |
| S32CC_FREQ_MODULE_CLK(xbar_div12, 4 * MHZ, 66666666); |
| |
| /* Linflex */ |
| static struct s32cc_clk linflex_baud_clk = |
| S32CC_CHILD_CLK(cgm0_mux8_clk, 19200, 133333333); |
| static struct s32cc_fixed_div linflex_div = |
| S32CC_FIXED_DIV_INIT(linflex_baud_clk, 2); |
| static struct s32cc_clk linflex_clk = |
| S32CC_FREQ_MODULE_CLK(linflex_div, 9600, 66666666); |
| |
| /* MC_CGM1 */ |
| static struct s32cc_clkmux cgm1_mux0 = |
| S32CC_SHARED_CLKMUX_INIT(S32CC_CGM1, 0, 3, |
| S32CC_CLK_FIRC, |
| S32CC_CLK_ARM_PLL_PHI0, |
| S32CC_CLK_ARM_PLL_DFS2, 0, 0); |
| static struct s32cc_clk cgm1_mux0_clk = S32CC_MODULE_CLK(cgm1_mux0); |
| |
| /* A53_CORE */ |
| static struct s32cc_clk a53_core_clk = |
| S32CC_FREQ_MODULE_CLK(cgm1_mux0_clk, S32CC_A53_MIN_FREQ, |
| S32CC_A53_MAX_FREQ); |
| /* A53_CORE_DIV2 */ |
| static struct s32cc_fixed_div a53_core_div2 = |
| S32CC_FIXED_DIV_INIT(cgm1_mux0_clk, 2); |
| static struct s32cc_clk a53_core_div2_clk = |
| S32CC_FREQ_MODULE_CLK(a53_core_div2, S32CC_A53_MIN_FREQ / 2, |
| S32CC_A53_MAX_FREQ / 2); |
| /* A53_CORE_DIV10 */ |
| static struct s32cc_fixed_div a53_core_div10 = |
| S32CC_FIXED_DIV_INIT(cgm1_mux0_clk, 10); |
| static struct s32cc_clk a53_core_div10_clk = |
| S32CC_FREQ_MODULE_CLK(a53_core_div10, S32CC_A53_MIN_FREQ / 10, |
| S32CC_A53_MAX_FREQ / 10); |
| |
| /* PERIPH PLL */ |
| static struct s32cc_clkmux periph_pll_mux = |
| S32CC_CLKMUX_INIT(S32CC_PERIPH_PLL, 0, 2, |
| S32CC_CLK_FIRC, |
| S32CC_CLK_FXOSC, 0, 0, 0); |
| static struct s32cc_clk periph_pll_mux_clk = |
| S32CC_MODULE_CLK(periph_pll_mux); |
| static struct s32cc_pll periphpll = |
| S32CC_PLL_INIT(periph_pll_mux_clk, S32CC_PERIPH_PLL, 2); |
| static struct s32cc_clk periph_pll_vco_clk = |
| S32CC_FREQ_MODULE_CLK(periphpll, 1300 * MHZ, 2 * GHZ); |
| |
| static struct s32cc_pll_out_div periph_pll_phi3_div = |
| S32CC_PLL_OUT_DIV_INIT(periphpll, 3); |
| static struct s32cc_clk periph_pll_phi3_clk = |
| S32CC_FREQ_MODULE_CLK(periph_pll_phi3_div, 0, 133333333); |
| |
| static struct s32cc_clk *s32cc_hw_clk_list[22] = { |
| /* Oscillators */ |
| [S32CC_CLK_ID(S32CC_CLK_FIRC)] = &firc_clk, |
| [S32CC_CLK_ID(S32CC_CLK_SIRC)] = &sirc_clk, |
| [S32CC_CLK_ID(S32CC_CLK_FXOSC)] = &fxosc_clk, |
| /* ARM PLL */ |
| [S32CC_CLK_ID(S32CC_CLK_ARM_PLL_PHI0)] = &arm_pll_phi0_clk, |
| /* ARM DFS */ |
| [S32CC_CLK_ID(S32CC_CLK_ARM_PLL_DFS1)] = &arm_dfs1_clk, |
| /* PERIPH PLL */ |
| [S32CC_CLK_ID(S32CC_CLK_PERIPH_PLL_PHI3)] = &periph_pll_phi3_clk, |
| }; |
| |
| static struct s32cc_clk_array s32cc_hw_clocks = { |
| .type_mask = S32CC_CLK_TYPE(S32CC_CLK_FIRC), |
| .clks = &s32cc_hw_clk_list[0], |
| .n_clks = ARRAY_SIZE(s32cc_hw_clk_list), |
| }; |
| |
| static struct s32cc_clk *s32cc_arch_clk_list[18] = { |
| /* ARM PLL */ |
| [S32CC_CLK_ID(S32CC_CLK_ARM_PLL_MUX)] = &arm_pll_mux_clk, |
| [S32CC_CLK_ID(S32CC_CLK_ARM_PLL_VCO)] = &arm_pll_vco_clk, |
| /* PERIPH PLL */ |
| [S32CC_CLK_ID(S32CC_CLK_PERIPH_PLL_MUX)] = &periph_pll_mux_clk, |
| [S32CC_CLK_ID(S32CC_CLK_PERIPH_PLL_VCO)] = &periph_pll_vco_clk, |
| /* MC_CGM0 */ |
| [S32CC_CLK_ID(S32CC_CLK_MC_CGM0_MUX0)] = &cgm0_mux0_clk, |
| [S32CC_CLK_ID(S32CC_CLK_MC_CGM0_MUX8)] = &cgm0_mux8_clk, |
| /* XBAR */ |
| [S32CC_CLK_ID(S32CC_CLK_XBAR_2X)] = &xbar_2x_clk, |
| [S32CC_CLK_ID(S32CC_CLK_XBAR)] = &xbar_clk, |
| [S32CC_CLK_ID(S32CC_CLK_XBAR_DIV2)] = &xbar_div2_clk, |
| [S32CC_CLK_ID(S32CC_CLK_XBAR_DIV3)] = &xbar_div3_clk, |
| [S32CC_CLK_ID(S32CC_CLK_XBAR_DIV4)] = &xbar_div4_clk, |
| [S32CC_CLK_ID(S32CC_CLK_XBAR_DIV6)] = &xbar_div6_clk, |
| /* MC_CGM1 */ |
| [S32CC_CLK_ID(S32CC_CLK_MC_CGM1_MUX0)] = &cgm1_mux0_clk, |
| /* A53 */ |
| [S32CC_CLK_ID(S32CC_CLK_A53_CORE)] = &a53_core_clk, |
| [S32CC_CLK_ID(S32CC_CLK_A53_CORE_DIV2)] = &a53_core_div2_clk, |
| [S32CC_CLK_ID(S32CC_CLK_A53_CORE_DIV10)] = &a53_core_div10_clk, |
| /* Linflex */ |
| [S32CC_CLK_ID(S32CC_CLK_LINFLEX)] = &linflex_clk, |
| [S32CC_CLK_ID(S32CC_CLK_LINFLEX_BAUD)] = &linflex_baud_clk, |
| }; |
| |
| static struct s32cc_clk_array s32cc_arch_clocks = { |
| .type_mask = S32CC_CLK_TYPE(S32CC_CLK_ARM_PLL_MUX), |
| .clks = &s32cc_arch_clk_list[0], |
| .n_clks = ARRAY_SIZE(s32cc_arch_clk_list), |
| }; |
| |
| struct s32cc_clk *s32cc_get_arch_clk(unsigned long id) |
| { |
| static const struct s32cc_clk_array *clk_table[2] = { |
| &s32cc_hw_clocks, |
| &s32cc_arch_clocks, |
| }; |
| |
| return s32cc_get_clk_from_table(clk_table, ARRAY_SIZE(clk_table), id); |
| } |