| /* |
| * Copyright (c) 2013 Samsung Electronics Co., Ltd. |
| * Copyright (c) 2013 Linaro Ltd. |
| * Author: Thomas Abraham <thomas.ab@samsung.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| * |
| * Common Clock Framework support for Exynos5250 SoC. |
| */ |
| |
| #include <dt-bindings/clock/exynos5250.h> |
| #include <linux/clk.h> |
| #include <linux/clkdev.h> |
| #include <linux/clk-provider.h> |
| #include <linux/of.h> |
| #include <linux/of_address.h> |
| #include <linux/syscore_ops.h> |
| |
| #include "clk.h" |
| |
| #define APLL_LOCK 0x0 |
| #define APLL_CON0 0x100 |
| #define SRC_CPU 0x200 |
| #define DIV_CPU0 0x500 |
| #define MPLL_LOCK 0x4000 |
| #define MPLL_CON0 0x4100 |
| #define SRC_CORE1 0x4204 |
| #define GATE_IP_ACP 0x8800 |
| #define CPLL_LOCK 0x10020 |
| #define EPLL_LOCK 0x10030 |
| #define VPLL_LOCK 0x10040 |
| #define GPLL_LOCK 0x10050 |
| #define CPLL_CON0 0x10120 |
| #define EPLL_CON0 0x10130 |
| #define VPLL_CON0 0x10140 |
| #define GPLL_CON0 0x10150 |
| #define SRC_TOP0 0x10210 |
| #define SRC_TOP2 0x10218 |
| #define SRC_TOP3 0x1021c |
| #define SRC_GSCL 0x10220 |
| #define SRC_DISP1_0 0x1022c |
| #define SRC_MAU 0x10240 |
| #define SRC_FSYS 0x10244 |
| #define SRC_GEN 0x10248 |
| #define SRC_PERIC0 0x10250 |
| #define SRC_PERIC1 0x10254 |
| #define SRC_MASK_GSCL 0x10320 |
| #define SRC_MASK_DISP1_0 0x1032c |
| #define SRC_MASK_MAU 0x10334 |
| #define SRC_MASK_FSYS 0x10340 |
| #define SRC_MASK_GEN 0x10344 |
| #define SRC_MASK_PERIC0 0x10350 |
| #define SRC_MASK_PERIC1 0x10354 |
| #define DIV_TOP0 0x10510 |
| #define DIV_TOP1 0x10514 |
| #define DIV_GSCL 0x10520 |
| #define DIV_DISP1_0 0x1052c |
| #define DIV_GEN 0x1053c |
| #define DIV_MAU 0x10544 |
| #define DIV_FSYS0 0x10548 |
| #define DIV_FSYS1 0x1054c |
| #define DIV_FSYS2 0x10550 |
| #define DIV_PERIC0 0x10558 |
| #define DIV_PERIC1 0x1055c |
| #define DIV_PERIC2 0x10560 |
| #define DIV_PERIC3 0x10564 |
| #define DIV_PERIC4 0x10568 |
| #define DIV_PERIC5 0x1056c |
| #define GATE_IP_GSCL 0x10920 |
| #define GATE_IP_DISP1 0x10928 |
| #define GATE_IP_MFC 0x1092c |
| #define GATE_IP_GEN 0x10934 |
| #define GATE_IP_FSYS 0x10944 |
| #define GATE_IP_PERIC 0x10950 |
| #define GATE_IP_PERIS 0x10960 |
| #define BPLL_LOCK 0x20010 |
| #define BPLL_CON0 0x20110 |
| #define SRC_CDREX 0x20200 |
| #define PLL_DIV2_SEL 0x20a24 |
| |
| /* list of PLLs to be registered */ |
| enum exynos5250_plls { |
| apll, mpll, cpll, epll, vpll, gpll, bpll, |
| nr_plls /* number of PLLs */ |
| }; |
| |
| static void __iomem *reg_base; |
| |
| #ifdef CONFIG_PM_SLEEP |
| static struct samsung_clk_reg_dump *exynos5250_save; |
| |
| /* |
| * list of controller registers to be saved and restored during a |
| * suspend/resume cycle. |
| */ |
| static unsigned long exynos5250_clk_regs[] __initdata = { |
| SRC_CPU, |
| DIV_CPU0, |
| SRC_CORE1, |
| SRC_TOP0, |
| SRC_TOP2, |
| SRC_TOP3, |
| SRC_GSCL, |
| SRC_DISP1_0, |
| SRC_MAU, |
| SRC_FSYS, |
| SRC_GEN, |
| SRC_PERIC0, |
| SRC_PERIC1, |
| SRC_MASK_GSCL, |
| SRC_MASK_DISP1_0, |
| SRC_MASK_MAU, |
| SRC_MASK_FSYS, |
| SRC_MASK_GEN, |
| SRC_MASK_PERIC0, |
| SRC_MASK_PERIC1, |
| DIV_TOP0, |
| DIV_TOP1, |
| DIV_GSCL, |
| DIV_DISP1_0, |
| DIV_GEN, |
| DIV_MAU, |
| DIV_FSYS0, |
| DIV_FSYS1, |
| DIV_FSYS2, |
| DIV_PERIC0, |
| DIV_PERIC1, |
| DIV_PERIC2, |
| DIV_PERIC3, |
| DIV_PERIC4, |
| DIV_PERIC5, |
| GATE_IP_GSCL, |
| GATE_IP_MFC, |
| GATE_IP_GEN, |
| GATE_IP_FSYS, |
| GATE_IP_PERIC, |
| GATE_IP_PERIS, |
| SRC_CDREX, |
| PLL_DIV2_SEL, |
| GATE_IP_DISP1, |
| GATE_IP_ACP, |
| }; |
| |
| static int exynos5250_clk_suspend(void) |
| { |
| samsung_clk_save(reg_base, exynos5250_save, |
| ARRAY_SIZE(exynos5250_clk_regs)); |
| |
| return 0; |
| } |
| |
| static void exynos5250_clk_resume(void) |
| { |
| samsung_clk_restore(reg_base, exynos5250_save, |
| ARRAY_SIZE(exynos5250_clk_regs)); |
| } |
| |
| static struct syscore_ops exynos5250_clk_syscore_ops = { |
| .suspend = exynos5250_clk_suspend, |
| .resume = exynos5250_clk_resume, |
| }; |
| |
| static void exynos5250_clk_sleep_init(void) |
| { |
| exynos5250_save = samsung_clk_alloc_reg_dump(exynos5250_clk_regs, |
| ARRAY_SIZE(exynos5250_clk_regs)); |
| if (!exynos5250_save) { |
| pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", |
| __func__); |
| return; |
| } |
| |
| register_syscore_ops(&exynos5250_clk_syscore_ops); |
| } |
| #else |
| static void exynos5250_clk_sleep_init(void) {} |
| #endif |
| |
| /* list of all parent clock list */ |
| PNAME(mout_apll_p) = { "fin_pll", "fout_apll", }; |
| PNAME(mout_cpu_p) = { "mout_apll", "mout_mpll", }; |
| PNAME(mout_mpll_fout_p) = { "fout_mplldiv2", "fout_mpll" }; |
| PNAME(mout_mpll_p) = { "fin_pll", "mout_mpll_fout" }; |
| PNAME(mout_bpll_fout_p) = { "fout_bplldiv2", "fout_bpll" }; |
| PNAME(mout_bpll_p) = { "fin_pll", "mout_bpll_fout" }; |
| PNAME(mout_vpllsrc_p) = { "fin_pll", "sclk_hdmi27m" }; |
| PNAME(mout_vpll_p) = { "mout_vpllsrc", "fout_vpll" }; |
| PNAME(mout_cpll_p) = { "fin_pll", "fout_cpll" }; |
| PNAME(mout_epll_p) = { "fin_pll", "fout_epll" }; |
| PNAME(mout_mpll_user_p) = { "fin_pll", "mout_mpll" }; |
| PNAME(mout_bpll_user_p) = { "fin_pll", "mout_bpll" }; |
| PNAME(mout_aclk166_p) = { "mout_cpll", "mout_mpll_user" }; |
| PNAME(mout_aclk200_p) = { "mout_mpll_user", "mout_bpll_user" }; |
| PNAME(mout_aclk200_sub_p) = { "fin_pll", "div_aclk200" }; |
| PNAME(mout_aclk266_sub_p) = { "fin_pll", "div_aclk266" }; |
| PNAME(mout_aclk333_sub_p) = { "fin_pll", "div_aclk333" }; |
| PNAME(mout_hdmi_p) = { "div_hdmi_pixel", "sclk_hdmiphy" }; |
| PNAME(mout_usb3_p) = { "mout_mpll_user", "mout_cpll" }; |
| PNAME(mout_group1_p) = { "fin_pll", "fin_pll", "sclk_hdmi27m", |
| "sclk_dptxphy", "sclk_uhostphy", "sclk_hdmiphy", |
| "mout_mpll_user", "mout_epll", "mout_vpll", |
| "mout_cpll", "none", "none", |
| "none", "none", "none", |
| "none" }; |
| PNAME(mout_audio0_p) = { "cdclk0", "fin_pll", "sclk_hdmi27m", "sclk_dptxphy", |
| "sclk_uhostphy", "fin_pll", |
| "mout_mpll_user", "mout_epll", "mout_vpll", |
| "mout_cpll", "none", "none", |
| "none", "none", "none", |
| "none" }; |
| PNAME(mout_audio1_p) = { "cdclk1", "fin_pll", "sclk_hdmi27m", "sclk_dptxphy", |
| "sclk_uhostphy", "fin_pll", |
| "mout_mpll_user", "mout_epll", "mout_vpll", |
| "mout_cpll", "none", "none", |
| "none", "none", "none", |
| "none" }; |
| PNAME(mout_audio2_p) = { "cdclk2", "fin_pll", "sclk_hdmi27m", "sclk_dptxphy", |
| "sclk_uhostphy", "fin_pll", |
| "mout_mpll_user", "mout_epll", "mout_vpll", |
| "mout_cpll", "none", "none", |
| "none", "none", "none", |
| "none" }; |
| PNAME(mout_spdif_p) = { "sclk_audio0", "sclk_audio1", "sclk_audio2", |
| "spdif_extclk" }; |
| |
| /* fixed rate clocks generated outside the soc */ |
| static struct samsung_fixed_rate_clock exynos5250_fixed_rate_ext_clks[] __initdata = { |
| FRATE(CLK_FIN_PLL, "fin_pll", NULL, CLK_IS_ROOT, 0), |
| }; |
| |
| /* fixed rate clocks generated inside the soc */ |
| static struct samsung_fixed_rate_clock exynos5250_fixed_rate_clks[] __initdata = { |
| FRATE(CLK_SCLK_HDMIPHY, "sclk_hdmiphy", NULL, CLK_IS_ROOT, 24000000), |
| FRATE(0, "sclk_hdmi27m", NULL, CLK_IS_ROOT, 27000000), |
| FRATE(0, "sclk_dptxphy", NULL, CLK_IS_ROOT, 24000000), |
| FRATE(0, "sclk_uhostphy", NULL, CLK_IS_ROOT, 48000000), |
| }; |
| |
| static struct samsung_fixed_factor_clock exynos5250_fixed_factor_clks[] __initdata = { |
| FFACTOR(0, "fout_mplldiv2", "fout_mpll", 1, 2, 0), |
| FFACTOR(0, "fout_bplldiv2", "fout_bpll", 1, 2, 0), |
| }; |
| |
| static struct samsung_mux_clock exynos5250_pll_pmux_clks[] __initdata = { |
| MUX(0, "mout_vpllsrc", mout_vpllsrc_p, SRC_TOP2, 0, 1), |
| }; |
| |
| static struct samsung_mux_clock exynos5250_mux_clks[] __initdata = { |
| /* |
| * NOTE: Following table is sorted by (clock domain, register address, |
| * bitfield shift) triplet in ascending order. When adding new entries, |
| * please make sure that the order is kept, to avoid merge conflicts |
| * and make further work with defined data easier. |
| */ |
| |
| /* |
| * CMU_CPU |
| */ |
| MUX_FA(0, "mout_apll", mout_apll_p, SRC_CPU, 0, 1, |
| CLK_SET_RATE_PARENT, 0, "mout_apll"), |
| MUX_A(0, "mout_cpu", mout_cpu_p, SRC_CPU, 16, 1, "mout_cpu"), |
| |
| /* |
| * CMU_CORE |
| */ |
| MUX_A(0, "mout_mpll", mout_mpll_p, SRC_CORE1, 8, 1, "mout_mpll"), |
| |
| /* |
| * CMU_TOP |
| */ |
| MUX(0, "mout_aclk166", mout_aclk166_p, SRC_TOP0, 8, 1), |
| MUX(0, "mout_aclk200", mout_aclk200_p, SRC_TOP0, 12, 1), |
| MUX(0, "mout_aclk333", mout_aclk166_p, SRC_TOP0, 16, 1), |
| |
| MUX(0, "mout_cpll", mout_cpll_p, SRC_TOP2, 8, 1), |
| MUX(0, "mout_epll", mout_epll_p, SRC_TOP2, 12, 1), |
| MUX(0, "mout_vpll", mout_vpll_p, SRC_TOP2, 16, 1), |
| MUX(0, "mout_mpll_user", mout_mpll_user_p, SRC_TOP2, 20, 1), |
| MUX(0, "mout_bpll_user", mout_bpll_user_p, SRC_TOP2, 24, 1), |
| |
| MUX(0, "mout_aclk200_disp1_sub", mout_aclk200_sub_p, SRC_TOP3, 4, 1), |
| MUX(0, "mout_aclk266_gscl_sub", mout_aclk266_sub_p, SRC_TOP3, 8, 1), |
| MUX(0, "mout_aclk333_sub", mout_aclk333_sub_p, SRC_TOP3, 24, 1), |
| |
| MUX(0, "mout_cam_bayer", mout_group1_p, SRC_GSCL, 12, 4), |
| MUX(0, "mout_cam0", mout_group1_p, SRC_GSCL, 16, 4), |
| MUX(0, "mout_cam1", mout_group1_p, SRC_GSCL, 20, 4), |
| MUX(0, "mout_gscl_wa", mout_group1_p, SRC_GSCL, 24, 4), |
| MUX(0, "mout_gscl_wb", mout_group1_p, SRC_GSCL, 28, 4), |
| |
| MUX(0, "mout_fimd1", mout_group1_p, SRC_DISP1_0, 0, 4), |
| MUX(0, "mout_mipi1", mout_group1_p, SRC_DISP1_0, 12, 4), |
| MUX(0, "mout_dp", mout_group1_p, SRC_DISP1_0, 16, 4), |
| MUX(CLK_MOUT_HDMI, "mout_hdmi", mout_hdmi_p, SRC_DISP1_0, 20, 1), |
| |
| MUX(0, "mout_audio0", mout_audio0_p, SRC_MAU, 0, 4), |
| |
| MUX(0, "mout_mmc0", mout_group1_p, SRC_FSYS, 0, 4), |
| MUX(0, "mout_mmc1", mout_group1_p, SRC_FSYS, 4, 4), |
| MUX(0, "mout_mmc2", mout_group1_p, SRC_FSYS, 8, 4), |
| MUX(0, "mout_mmc3", mout_group1_p, SRC_FSYS, 12, 4), |
| MUX(0, "mout_sata", mout_aclk200_p, SRC_FSYS, 24, 1), |
| MUX(0, "mout_usb3", mout_usb3_p, SRC_FSYS, 28, 1), |
| |
| MUX(0, "mout_jpeg", mout_group1_p, SRC_GEN, 0, 4), |
| |
| MUX(0, "mout_uart0", mout_group1_p, SRC_PERIC0, 0, 4), |
| MUX(0, "mout_uart1", mout_group1_p, SRC_PERIC0, 4, 4), |
| MUX(0, "mout_uart2", mout_group1_p, SRC_PERIC0, 8, 4), |
| MUX(0, "mout_uart3", mout_group1_p, SRC_PERIC0, 12, 4), |
| MUX(0, "mout_pwm", mout_group1_p, SRC_PERIC0, 24, 4), |
| |
| MUX(0, "mout_audio1", mout_audio1_p, SRC_PERIC1, 0, 4), |
| MUX(0, "mout_audio2", mout_audio2_p, SRC_PERIC1, 4, 4), |
| MUX(0, "mout_spdif", mout_spdif_p, SRC_PERIC1, 8, 2), |
| MUX(0, "mout_spi0", mout_group1_p, SRC_PERIC1, 16, 4), |
| MUX(0, "mout_spi1", mout_group1_p, SRC_PERIC1, 20, 4), |
| MUX(0, "mout_spi2", mout_group1_p, SRC_PERIC1, 24, 4), |
| |
| /* |
| * CMU_CDREX |
| */ |
| MUX(0, "mout_bpll", mout_bpll_p, SRC_CDREX, 0, 1), |
| |
| MUX(0, "mout_mpll_fout", mout_mpll_fout_p, PLL_DIV2_SEL, 4, 1), |
| MUX(0, "mout_bpll_fout", mout_bpll_fout_p, PLL_DIV2_SEL, 0, 1), |
| }; |
| |
| static struct samsung_div_clock exynos5250_div_clks[] __initdata = { |
| /* |
| * NOTE: Following table is sorted by (clock domain, register address, |
| * bitfield shift) triplet in ascending order. When adding new entries, |
| * please make sure that the order is kept, to avoid merge conflicts |
| * and make further work with defined data easier. |
| */ |
| |
| /* |
| * CMU_CPU |
| */ |
| DIV(0, "div_arm", "mout_cpu", DIV_CPU0, 0, 3), |
| DIV(0, "div_apll", "mout_apll", DIV_CPU0, 24, 3), |
| DIV_A(0, "div_arm2", "div_arm", DIV_CPU0, 28, 3, "armclk"), |
| |
| /* |
| * CMU_TOP |
| */ |
| DIV(0, "div_aclk66", "div_aclk66_pre", DIV_TOP0, 0, 3), |
| DIV(0, "div_aclk166", "mout_aclk166", DIV_TOP0, 8, 3), |
| DIV(0, "div_aclk200", "mout_aclk200", DIV_TOP0, 12, 3), |
| DIV(0, "div_aclk266", "mout_mpll_user", DIV_TOP0, 16, 3), |
| DIV(0, "div_aclk333", "mout_aclk333", DIV_TOP0, 20, 3), |
| |
| DIV(0, "div_aclk66_pre", "mout_mpll_user", DIV_TOP1, 24, 3), |
| |
| DIV(0, "div_cam_bayer", "mout_cam_bayer", DIV_GSCL, 12, 4), |
| DIV(0, "div_cam0", "mout_cam0", DIV_GSCL, 16, 4), |
| DIV(0, "div_cam1", "mout_cam1", DIV_GSCL, 20, 4), |
| DIV(0, "div_gscl_wa", "mout_gscl_wa", DIV_GSCL, 24, 4), |
| DIV(0, "div_gscl_wb", "mout_gscl_wb", DIV_GSCL, 28, 4), |
| |
| DIV(0, "div_fimd1", "mout_fimd1", DIV_DISP1_0, 0, 4), |
| DIV(0, "div_mipi1", "mout_mipi1", DIV_DISP1_0, 16, 4), |
| DIV_F(0, "div_mipi1_pre", "div_mipi1", |
| DIV_DISP1_0, 20, 4, CLK_SET_RATE_PARENT, 0), |
| DIV(0, "div_dp", "mout_dp", DIV_DISP1_0, 24, 4), |
| DIV(CLK_SCLK_PIXEL, "div_hdmi_pixel", "mout_vpll", DIV_DISP1_0, 28, 4), |
| |
| DIV(0, "div_jpeg", "mout_jpeg", DIV_GEN, 4, 4), |
| |
| DIV(0, "div_audio0", "mout_audio0", DIV_MAU, 0, 4), |
| DIV(CLK_DIV_PCM0, "div_pcm0", "sclk_audio0", DIV_MAU, 4, 8), |
| |
| DIV(0, "div_sata", "mout_sata", DIV_FSYS0, 20, 4), |
| DIV(0, "div_usb3", "mout_usb3", DIV_FSYS0, 24, 4), |
| |
| DIV(0, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4), |
| DIV_F(0, "div_mmc_pre0", "div_mmc0", |
| DIV_FSYS1, 8, 8, CLK_SET_RATE_PARENT, 0), |
| DIV(0, "div_mmc1", "mout_mmc1", DIV_FSYS1, 16, 4), |
| DIV_F(0, "div_mmc_pre1", "div_mmc1", |
| DIV_FSYS1, 24, 8, CLK_SET_RATE_PARENT, 0), |
| |
| DIV(0, "div_mmc2", "mout_mmc2", DIV_FSYS2, 0, 4), |
| DIV_F(0, "div_mmc_pre2", "div_mmc2", |
| DIV_FSYS2, 8, 8, CLK_SET_RATE_PARENT, 0), |
| DIV(0, "div_mmc3", "mout_mmc3", DIV_FSYS2, 16, 4), |
| DIV_F(0, "div_mmc_pre3", "div_mmc3", |
| DIV_FSYS2, 24, 8, CLK_SET_RATE_PARENT, 0), |
| |
| DIV(0, "div_uart0", "mout_uart0", DIV_PERIC0, 0, 4), |
| DIV(0, "div_uart1", "mout_uart1", DIV_PERIC0, 4, 4), |
| DIV(0, "div_uart2", "mout_uart2", DIV_PERIC0, 8, 4), |
| DIV(0, "div_uart3", "mout_uart3", DIV_PERIC0, 12, 4), |
| |
| DIV(0, "div_spi0", "mout_spi0", DIV_PERIC1, 0, 4), |
| DIV_F(0, "div_spi_pre0", "div_spi0", |
| DIV_PERIC1, 8, 8, CLK_SET_RATE_PARENT, 0), |
| DIV(0, "div_spi1", "mout_spi1", DIV_PERIC1, 16, 4), |
| DIV_F(0, "div_spi_pre1", "div_spi1", |
| DIV_PERIC1, 24, 8, CLK_SET_RATE_PARENT, 0), |
| |
| DIV(0, "div_spi2", "mout_spi2", DIV_PERIC2, 0, 4), |
| DIV_F(0, "div_spi_pre2", "div_spi2", |
| DIV_PERIC2, 8, 8, CLK_SET_RATE_PARENT, 0), |
| |
| DIV(0, "div_pwm", "mout_pwm", DIV_PERIC3, 0, 4), |
| |
| DIV(0, "div_audio1", "mout_audio1", DIV_PERIC4, 0, 4), |
| DIV(0, "div_pcm1", "sclk_audio1", DIV_PERIC4, 4, 8), |
| DIV(0, "div_audio2", "mout_audio2", DIV_PERIC4, 16, 4), |
| DIV(0, "div_pcm2", "sclk_audio2", DIV_PERIC4, 20, 8), |
| |
| DIV(CLK_DIV_I2S1, "div_i2s1", "sclk_audio1", DIV_PERIC5, 0, 6), |
| DIV(CLK_DIV_I2S2, "div_i2s2", "sclk_audio2", DIV_PERIC5, 8, 6), |
| }; |
| |
| static struct samsung_gate_clock exynos5250_gate_clks[] __initdata = { |
| /* |
| * NOTE: Following table is sorted by (clock domain, register address, |
| * bitfield shift) triplet in ascending order. When adding new entries, |
| * please make sure that the order is kept, to avoid merge conflicts |
| * and make further work with defined data easier. |
| */ |
| |
| /* |
| * CMU_ACP |
| */ |
| GATE(CLK_MDMA0, "mdma0", "div_aclk266", GATE_IP_ACP, 1, 0, 0), |
| GATE(CLK_G2D, "g2d", "div_aclk200", GATE_IP_ACP, 3, 0, 0), |
| GATE(CLK_SMMU_MDMA0, "smmu_mdma0", "div_aclk266", GATE_IP_ACP, 5, 0, 0), |
| |
| /* |
| * CMU_TOP |
| */ |
| GATE(CLK_SCLK_CAM_BAYER, "sclk_cam_bayer", "div_cam_bayer", |
| SRC_MASK_GSCL, 12, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_CAM0, "sclk_cam0", "div_cam0", |
| SRC_MASK_GSCL, 16, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_CAM1, "sclk_cam1", "div_cam1", |
| SRC_MASK_GSCL, 20, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_GSCL_WA, "sclk_gscl_wa", "div_gscl_wa", |
| SRC_MASK_GSCL, 24, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_GSCL_WB, "sclk_gscl_wb", "div_gscl_wb", |
| SRC_MASK_GSCL, 28, CLK_SET_RATE_PARENT, 0), |
| |
| GATE(CLK_SCLK_FIMD1, "sclk_fimd1", "div_fimd1", |
| SRC_MASK_DISP1_0, 0, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_MIPI1, "sclk_mipi1", "div_mipi1", |
| SRC_MASK_DISP1_0, 12, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_DP, "sclk_dp", "div_dp", |
| SRC_MASK_DISP1_0, 16, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_HDMI, "sclk_hdmi", "mout_hdmi", |
| SRC_MASK_DISP1_0, 20, 0, 0), |
| |
| GATE(CLK_SCLK_AUDIO0, "sclk_audio0", "div_audio0", |
| SRC_MASK_MAU, 0, CLK_SET_RATE_PARENT, 0), |
| |
| GATE(CLK_SCLK_MMC0, "sclk_mmc0", "div_mmc_pre0", |
| SRC_MASK_FSYS, 0, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_MMC1, "sclk_mmc1", "div_mmc_pre1", |
| SRC_MASK_FSYS, 4, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_MMC2, "sclk_mmc2", "div_mmc_pre2", |
| SRC_MASK_FSYS, 8, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_MMC3, "sclk_mmc3", "div_mmc_pre3", |
| SRC_MASK_FSYS, 12, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_SATA, "sclk_sata", "div_sata", |
| SRC_MASK_FSYS, 24, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_USB3, "sclk_usb3", "div_usb3", |
| SRC_MASK_FSYS, 28, CLK_SET_RATE_PARENT, 0), |
| |
| GATE(CLK_SCLK_JPEG, "sclk_jpeg", "div_jpeg", |
| SRC_MASK_GEN, 0, CLK_SET_RATE_PARENT, 0), |
| |
| GATE(CLK_SCLK_UART0, "sclk_uart0", "div_uart0", |
| SRC_MASK_PERIC0, 0, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_UART1, "sclk_uart1", "div_uart1", |
| SRC_MASK_PERIC0, 4, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_UART2, "sclk_uart2", "div_uart2", |
| SRC_MASK_PERIC0, 8, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_UART3, "sclk_uart3", "div_uart3", |
| SRC_MASK_PERIC0, 12, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_PWM, "sclk_pwm", "div_pwm", |
| SRC_MASK_PERIC0, 24, CLK_SET_RATE_PARENT, 0), |
| |
| GATE(CLK_SCLK_AUDIO1, "sclk_audio1", "div_audio1", |
| SRC_MASK_PERIC1, 0, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_AUDIO2, "sclk_audio2", "div_audio2", |
| SRC_MASK_PERIC1, 4, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_SPDIF, "sclk_spdif", "mout_spdif", |
| SRC_MASK_PERIC1, 4, 0, 0), |
| GATE(CLK_SCLK_SPI0, "sclk_spi0", "div_spi_pre0", |
| SRC_MASK_PERIC1, 16, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_SPI1, "sclk_spi1", "div_spi_pre1", |
| SRC_MASK_PERIC1, 20, CLK_SET_RATE_PARENT, 0), |
| GATE(CLK_SCLK_SPI2, "sclk_spi2", "div_spi_pre2", |
| SRC_MASK_PERIC1, 24, CLK_SET_RATE_PARENT, 0), |
| |
| GATE(CLK_GSCL0, "gscl0", "mout_aclk266_gscl_sub", GATE_IP_GSCL, 0, 0, |
| 0), |
| GATE(CLK_GSCL1, "gscl1", "mout_aclk266_gscl_sub", GATE_IP_GSCL, 1, 0, |
| 0), |
| GATE(CLK_GSCL2, "gscl2", "mout_aclk266_gscl_sub", GATE_IP_GSCL, 2, 0, |
| 0), |
| GATE(CLK_GSCL3, "gscl3", "mout_aclk266_gscl_sub", GATE_IP_GSCL, 3, 0, |
| 0), |
| GATE(CLK_GSCL_WA, "gscl_wa", "div_gscl_wa", GATE_IP_GSCL, 5, 0, 0), |
| GATE(CLK_GSCL_WB, "gscl_wb", "div_gscl_wb", GATE_IP_GSCL, 6, 0, 0), |
| GATE(CLK_SMMU_GSCL0, "smmu_gscl0", "mout_aclk266_gscl_sub", |
| GATE_IP_GSCL, 7, 0, 0), |
| GATE(CLK_SMMU_GSCL1, "smmu_gscl1", "mout_aclk266_gscl_sub", |
| GATE_IP_GSCL, 8, 0, 0), |
| GATE(CLK_SMMU_GSCL2, "smmu_gscl2", "mout_aclk266_gscl_sub", |
| GATE_IP_GSCL, 9, 0, 0), |
| GATE(CLK_SMMU_GSCL3, "smmu_gscl3", "mout_aclk266_gscl_sub", |
| GATE_IP_GSCL, 10, 0, 0), |
| |
| GATE(CLK_FIMD1, "fimd1", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 0, 0, |
| 0), |
| GATE(CLK_MIE1, "mie1", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 1, 0, |
| 0), |
| GATE(CLK_DSIM0, "dsim0", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 3, 0, |
| 0), |
| GATE(CLK_DP, "dp", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 4, 0, 0), |
| GATE(CLK_MIXER, "mixer", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 5, 0, |
| 0), |
| GATE(CLK_HDMI, "hdmi", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 6, 0, |
| 0), |
| |
| GATE(CLK_MFC, "mfc", "mout_aclk333_sub", GATE_IP_MFC, 0, 0, 0), |
| GATE(CLK_SMMU_MFCR, "smmu_mfcr", "mout_aclk333_sub", GATE_IP_MFC, 1, 0, |
| 0), |
| GATE(CLK_SMMU_MFCL, "smmu_mfcl", "mout_aclk333_sub", GATE_IP_MFC, 2, 0, |
| 0), |
| |
| GATE(CLK_ROTATOR, "rotator", "div_aclk266", GATE_IP_GEN, 1, 0, 0), |
| GATE(CLK_JPEG, "jpeg", "div_aclk166", GATE_IP_GEN, 2, 0, 0), |
| GATE(CLK_MDMA1, "mdma1", "div_aclk266", GATE_IP_GEN, 4, 0, 0), |
| GATE(CLK_SMMU_ROTATOR, "smmu_rotator", "div_aclk266", GATE_IP_GEN, 6, 0, |
| 0), |
| GATE(CLK_SMMU_JPEG, "smmu_jpeg", "div_aclk166", GATE_IP_GEN, 7, 0, 0), |
| GATE(CLK_SMMU_MDMA1, "smmu_mdma1", "div_aclk266", GATE_IP_GEN, 9, 0, 0), |
| |
| GATE(CLK_PDMA0, "pdma0", "div_aclk200", GATE_IP_FSYS, 1, 0, 0), |
| GATE(CLK_PDMA1, "pdma1", "div_aclk200", GATE_IP_FSYS, 2, 0, 0), |
| GATE(CLK_SATA, "sata", "div_aclk200", GATE_IP_FSYS, 6, 0, 0), |
| GATE(CLK_USBOTG, "usbotg", "div_aclk200", GATE_IP_FSYS, 7, 0, 0), |
| GATE(CLK_MIPI_HSI, "mipi_hsi", "div_aclk200", GATE_IP_FSYS, 8, 0, 0), |
| GATE(CLK_SDMMC0, "sdmmc0", "div_aclk200", GATE_IP_FSYS, 12, 0, 0), |
| GATE(CLK_SDMMC1, "sdmmc1", "div_aclk200", GATE_IP_FSYS, 13, 0, 0), |
| GATE(CLK_SDMMC2, "sdmmc2", "div_aclk200", GATE_IP_FSYS, 14, 0, 0), |
| GATE(CLK_SDMMC3, "sdmmc3", "div_aclk200", GATE_IP_FSYS, 15, 0, 0), |
| GATE(CLK_SROMC, "sromc", "div_aclk200", GATE_IP_FSYS, 17, 0, 0), |
| GATE(CLK_USB2, "usb2", "div_aclk200", GATE_IP_FSYS, 18, 0, 0), |
| GATE(CLK_USB3, "usb3", "div_aclk200", GATE_IP_FSYS, 19, 0, 0), |
| GATE(CLK_SATA_PHYCTRL, "sata_phyctrl", "div_aclk200", |
| GATE_IP_FSYS, 24, 0, 0), |
| GATE(CLK_SATA_PHYI2C, "sata_phyi2c", "div_aclk200", GATE_IP_FSYS, 25, 0, |
| 0), |
| |
| GATE(CLK_UART0, "uart0", "div_aclk66", GATE_IP_PERIC, 0, 0, 0), |
| GATE(CLK_UART1, "uart1", "div_aclk66", GATE_IP_PERIC, 1, 0, 0), |
| GATE(CLK_UART2, "uart2", "div_aclk66", GATE_IP_PERIC, 2, 0, 0), |
| GATE(CLK_UART3, "uart3", "div_aclk66", GATE_IP_PERIC, 3, 0, 0), |
| GATE(CLK_UART4, "uart4", "div_aclk66", GATE_IP_PERIC, 4, 0, 0), |
| GATE(CLK_I2C0, "i2c0", "div_aclk66", GATE_IP_PERIC, 6, 0, 0), |
| GATE(CLK_I2C1, "i2c1", "div_aclk66", GATE_IP_PERIC, 7, 0, 0), |
| GATE(CLK_I2C2, "i2c2", "div_aclk66", GATE_IP_PERIC, 8, 0, 0), |
| GATE(CLK_I2C3, "i2c3", "div_aclk66", GATE_IP_PERIC, 9, 0, 0), |
| GATE(CLK_I2C4, "i2c4", "div_aclk66", GATE_IP_PERIC, 10, 0, 0), |
| GATE(CLK_I2C5, "i2c5", "div_aclk66", GATE_IP_PERIC, 11, 0, 0), |
| GATE(CLK_I2C6, "i2c6", "div_aclk66", GATE_IP_PERIC, 12, 0, 0), |
| GATE(CLK_I2C7, "i2c7", "div_aclk66", GATE_IP_PERIC, 13, 0, 0), |
| GATE(CLK_I2C_HDMI, "i2c_hdmi", "div_aclk66", GATE_IP_PERIC, 14, 0, 0), |
| GATE(CLK_ADC, "adc", "div_aclk66", GATE_IP_PERIC, 15, 0, 0), |
| GATE(CLK_SPI0, "spi0", "div_aclk66", GATE_IP_PERIC, 16, 0, 0), |
| GATE(CLK_SPI1, "spi1", "div_aclk66", GATE_IP_PERIC, 17, 0, 0), |
| GATE(CLK_SPI2, "spi2", "div_aclk66", GATE_IP_PERIC, 18, 0, 0), |
| GATE(CLK_I2S1, "i2s1", "div_aclk66", GATE_IP_PERIC, 20, 0, 0), |
| GATE(CLK_I2S2, "i2s2", "div_aclk66", GATE_IP_PERIC, 21, 0, 0), |
| GATE(CLK_PCM1, "pcm1", "div_aclk66", GATE_IP_PERIC, 22, 0, 0), |
| GATE(CLK_PCM2, "pcm2", "div_aclk66", GATE_IP_PERIC, 23, 0, 0), |
| GATE(CLK_PWM, "pwm", "div_aclk66", GATE_IP_PERIC, 24, 0, 0), |
| GATE(CLK_SPDIF, "spdif", "div_aclk66", GATE_IP_PERIC, 26, 0, 0), |
| GATE(CLK_AC97, "ac97", "div_aclk66", GATE_IP_PERIC, 27, 0, 0), |
| GATE(CLK_HSI2C0, "hsi2c0", "div_aclk66", GATE_IP_PERIC, 28, 0, 0), |
| GATE(CLK_HSI2C1, "hsi2c1", "div_aclk66", GATE_IP_PERIC, 29, 0, 0), |
| GATE(CLK_HSI2C2, "hsi2c2", "div_aclk66", GATE_IP_PERIC, 30, 0, 0), |
| GATE(CLK_HSI2C3, "hsi2c3", "div_aclk66", GATE_IP_PERIC, 31, 0, 0), |
| |
| GATE(CLK_CHIPID, "chipid", "div_aclk66", GATE_IP_PERIS, 0, 0, 0), |
| GATE(CLK_SYSREG, "sysreg", "div_aclk66", |
| GATE_IP_PERIS, 1, CLK_IGNORE_UNUSED, 0), |
| GATE(CLK_PMU, "pmu", "div_aclk66", GATE_IP_PERIS, 2, CLK_IGNORE_UNUSED, |
| 0), |
| GATE(CLK_CMU_TOP, "cmu_top", "div_aclk66", |
| GATE_IP_PERIS, 3, CLK_IGNORE_UNUSED, 0), |
| GATE(CLK_CMU_CORE, "cmu_core", "div_aclk66", |
| GATE_IP_PERIS, 4, CLK_IGNORE_UNUSED, 0), |
| GATE(CLK_CMU_MEM, "cmu_mem", "div_aclk66", |
| GATE_IP_PERIS, 5, CLK_IGNORE_UNUSED, 0), |
| GATE(CLK_TZPC0, "tzpc0", "div_aclk66", GATE_IP_PERIS, 6, 0, 0), |
| GATE(CLK_TZPC1, "tzpc1", "div_aclk66", GATE_IP_PERIS, 7, 0, 0), |
| GATE(CLK_TZPC2, "tzpc2", "div_aclk66", GATE_IP_PERIS, 8, 0, 0), |
| GATE(CLK_TZPC3, "tzpc3", "div_aclk66", GATE_IP_PERIS, 9, 0, 0), |
| GATE(CLK_TZPC4, "tzpc4", "div_aclk66", GATE_IP_PERIS, 10, 0, 0), |
| GATE(CLK_TZPC5, "tzpc5", "div_aclk66", GATE_IP_PERIS, 11, 0, 0), |
| GATE(CLK_TZPC6, "tzpc6", "div_aclk66", GATE_IP_PERIS, 12, 0, 0), |
| GATE(CLK_TZPC7, "tzpc7", "div_aclk66", GATE_IP_PERIS, 13, 0, 0), |
| GATE(CLK_TZPC8, "tzpc8", "div_aclk66", GATE_IP_PERIS, 14, 0, 0), |
| GATE(CLK_TZPC9, "tzpc9", "div_aclk66", GATE_IP_PERIS, 15, 0, 0), |
| GATE(CLK_HDMI_CEC, "hdmi_cec", "div_aclk66", GATE_IP_PERIS, 16, 0, 0), |
| GATE(CLK_MCT, "mct", "div_aclk66", GATE_IP_PERIS, 18, 0, 0), |
| GATE(CLK_WDT, "wdt", "div_aclk66", GATE_IP_PERIS, 19, 0, 0), |
| GATE(CLK_RTC, "rtc", "div_aclk66", GATE_IP_PERIS, 20, 0, 0), |
| GATE(CLK_TMU, "tmu", "div_aclk66", GATE_IP_PERIS, 21, 0, 0), |
| }; |
| |
| static struct samsung_pll_rate_table vpll_24mhz_tbl[] __initdata = { |
| /* sorted in descending order */ |
| /* PLL_36XX_RATE(rate, m, p, s, k) */ |
| PLL_36XX_RATE(266000000, 266, 3, 3, 0), |
| /* Not in UM, but need for eDP on snow */ |
| PLL_36XX_RATE(70500000, 94, 2, 4, 0), |
| { }, |
| }; |
| |
| static struct samsung_pll_rate_table epll_24mhz_tbl[] __initdata = { |
| /* sorted in descending order */ |
| /* PLL_36XX_RATE(rate, m, p, s, k) */ |
| PLL_36XX_RATE(192000000, 64, 2, 2, 0), |
| PLL_36XX_RATE(180633600, 90, 3, 2, 20762), |
| PLL_36XX_RATE(180000000, 90, 3, 2, 0), |
| PLL_36XX_RATE(73728000, 98, 2, 4, 19923), |
| PLL_36XX_RATE(67737600, 90, 2, 4, 20762), |
| PLL_36XX_RATE(49152000, 98, 3, 4, 19923), |
| PLL_36XX_RATE(45158400, 90, 3, 4, 20762), |
| PLL_36XX_RATE(32768000, 131, 3, 5, 4719), |
| { }, |
| }; |
| |
| static struct samsung_pll_rate_table apll_24mhz_tbl[] __initdata = { |
| /* sorted in descending order */ |
| /* PLL_35XX_RATE(rate, m, p, s) */ |
| PLL_35XX_RATE(1700000000, 425, 6, 0), |
| PLL_35XX_RATE(1600000000, 200, 3, 0), |
| PLL_35XX_RATE(1500000000, 250, 4, 0), |
| PLL_35XX_RATE(1400000000, 175, 3, 0), |
| PLL_35XX_RATE(1300000000, 325, 6, 0), |
| PLL_35XX_RATE(1200000000, 200, 4, 0), |
| PLL_35XX_RATE(1100000000, 275, 6, 0), |
| PLL_35XX_RATE(1000000000, 125, 3, 0), |
| PLL_35XX_RATE(900000000, 150, 4, 0), |
| PLL_35XX_RATE(800000000, 100, 3, 0), |
| PLL_35XX_RATE(700000000, 175, 3, 1), |
| PLL_35XX_RATE(600000000, 200, 4, 1), |
| PLL_35XX_RATE(500000000, 125, 3, 1), |
| PLL_35XX_RATE(400000000, 100, 3, 1), |
| PLL_35XX_RATE(300000000, 200, 4, 2), |
| PLL_35XX_RATE(200000000, 100, 3, 2), |
| }; |
| |
| static struct samsung_pll_clock exynos5250_plls[nr_plls] __initdata = { |
| [apll] = PLL_A(pll_35xx, CLK_FOUT_APLL, "fout_apll", "fin_pll", |
| APLL_LOCK, APLL_CON0, "fout_apll", NULL), |
| [mpll] = PLL_A(pll_35xx, CLK_FOUT_MPLL, "fout_mpll", "fin_pll", |
| MPLL_LOCK, MPLL_CON0, "fout_mpll", NULL), |
| [bpll] = PLL(pll_35xx, CLK_FOUT_BPLL, "fout_bpll", "fin_pll", BPLL_LOCK, |
| BPLL_CON0, NULL), |
| [gpll] = PLL(pll_35xx, CLK_FOUT_GPLL, "fout_gpll", "fin_pll", GPLL_LOCK, |
| GPLL_CON0, NULL), |
| [cpll] = PLL(pll_35xx, CLK_FOUT_CPLL, "fout_cpll", "fin_pll", CPLL_LOCK, |
| CPLL_CON0, NULL), |
| [epll] = PLL(pll_36xx, CLK_FOUT_EPLL, "fout_epll", "fin_pll", EPLL_LOCK, |
| EPLL_CON0, NULL), |
| [vpll] = PLL(pll_36xx, CLK_FOUT_VPLL, "fout_vpll", "mout_vpllsrc", |
| VPLL_LOCK, VPLL_CON0, NULL), |
| }; |
| |
| static struct of_device_id ext_clk_match[] __initdata = { |
| { .compatible = "samsung,clock-xxti", .data = (void *)0, }, |
| { }, |
| }; |
| |
| /* register exynox5250 clocks */ |
| static void __init exynos5250_clk_init(struct device_node *np) |
| { |
| if (np) { |
| reg_base = of_iomap(np, 0); |
| if (!reg_base) |
| panic("%s: failed to map registers\n", __func__); |
| } else { |
| panic("%s: unable to determine soc\n", __func__); |
| } |
| |
| samsung_clk_init(np, reg_base, CLK_NR_CLKS); |
| samsung_clk_of_register_fixed_ext(exynos5250_fixed_rate_ext_clks, |
| ARRAY_SIZE(exynos5250_fixed_rate_ext_clks), |
| ext_clk_match); |
| samsung_clk_register_mux(exynos5250_pll_pmux_clks, |
| ARRAY_SIZE(exynos5250_pll_pmux_clks)); |
| |
| if (_get_rate("fin_pll") == 24 * MHZ) { |
| exynos5250_plls[epll].rate_table = epll_24mhz_tbl; |
| exynos5250_plls[apll].rate_table = apll_24mhz_tbl; |
| } |
| |
| if (_get_rate("mout_vpllsrc") == 24 * MHZ) |
| exynos5250_plls[vpll].rate_table = vpll_24mhz_tbl; |
| |
| samsung_clk_register_pll(exynos5250_plls, ARRAY_SIZE(exynos5250_plls), |
| reg_base); |
| samsung_clk_register_fixed_rate(exynos5250_fixed_rate_clks, |
| ARRAY_SIZE(exynos5250_fixed_rate_clks)); |
| samsung_clk_register_fixed_factor(exynos5250_fixed_factor_clks, |
| ARRAY_SIZE(exynos5250_fixed_factor_clks)); |
| samsung_clk_register_mux(exynos5250_mux_clks, |
| ARRAY_SIZE(exynos5250_mux_clks)); |
| samsung_clk_register_div(exynos5250_div_clks, |
| ARRAY_SIZE(exynos5250_div_clks)); |
| samsung_clk_register_gate(exynos5250_gate_clks, |
| ARRAY_SIZE(exynos5250_gate_clks)); |
| |
| exynos5250_clk_sleep_init(); |
| |
| pr_info("Exynos5250: clock setup completed, armclk=%ld\n", |
| _get_rate("div_arm2")); |
| } |
| CLK_OF_DECLARE(exynos5250_clk, "samsung,exynos5250-clock", exynos5250_clk_init); |
