/* linux/arch/arm/mach-exynos4/clock.c * * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. * http://www.samsung.com * * EXYNOS4 - Clock support * * 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. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static struct sleep_save exynos4_clock_save[] = { SAVE_ITEM(S5P_CLKDIV_LEFTBUS), SAVE_ITEM(S5P_CLKGATE_IP_LEFTBUS), SAVE_ITEM(S5P_CLKDIV_RIGHTBUS), SAVE_ITEM(S5P_CLKGATE_IP_RIGHTBUS), SAVE_ITEM(S5P_CLKSRC_TOP0), SAVE_ITEM(S5P_CLKSRC_TOP1), SAVE_ITEM(S5P_CLKSRC_CAM), SAVE_ITEM(S5P_CLKSRC_TV), SAVE_ITEM(S5P_CLKSRC_MFC), SAVE_ITEM(S5P_CLKSRC_G3D), SAVE_ITEM(S5P_CLKSRC_LCD0), SAVE_ITEM(S5P_CLKSRC_MAUDIO), SAVE_ITEM(S5P_CLKSRC_FSYS), SAVE_ITEM(S5P_CLKSRC_PERIL0), SAVE_ITEM(S5P_CLKSRC_PERIL1), SAVE_ITEM(S5P_CLKDIV_CAM), SAVE_ITEM(S5P_CLKDIV_TV), SAVE_ITEM(S5P_CLKDIV_MFC), SAVE_ITEM(S5P_CLKDIV_G3D), SAVE_ITEM(S5P_CLKDIV_LCD0), SAVE_ITEM(S5P_CLKDIV_MAUDIO), SAVE_ITEM(S5P_CLKDIV_FSYS0), SAVE_ITEM(S5P_CLKDIV_FSYS1), SAVE_ITEM(S5P_CLKDIV_FSYS2), SAVE_ITEM(S5P_CLKDIV_FSYS3), SAVE_ITEM(S5P_CLKDIV_PERIL0), SAVE_ITEM(S5P_CLKDIV_PERIL1), SAVE_ITEM(S5P_CLKDIV_PERIL2), SAVE_ITEM(S5P_CLKDIV_PERIL3), SAVE_ITEM(S5P_CLKDIV_PERIL4), SAVE_ITEM(S5P_CLKDIV_PERIL5), SAVE_ITEM(S5P_CLKDIV_TOP), SAVE_ITEM(S5P_CLKSRC_MASK_TOP), SAVE_ITEM(S5P_CLKSRC_MASK_CAM), SAVE_ITEM(S5P_CLKSRC_MASK_TV), SAVE_ITEM(S5P_CLKSRC_MASK_LCD0), SAVE_ITEM(S5P_CLKSRC_MASK_MAUDIO), SAVE_ITEM(S5P_CLKSRC_MASK_FSYS), SAVE_ITEM(S5P_CLKSRC_MASK_PERIL0), SAVE_ITEM(S5P_CLKSRC_MASK_PERIL1), SAVE_ITEM(S5P_CLKDIV2_RATIO), SAVE_ITEM(S5P_CLKGATE_SCLKCAM), SAVE_ITEM(S5P_CLKGATE_IP_CAM), SAVE_ITEM(S5P_CLKGATE_IP_TV), SAVE_ITEM(S5P_CLKGATE_IP_MFC), SAVE_ITEM(S5P_CLKGATE_IP_G3D), SAVE_ITEM(S5P_CLKGATE_IP_LCD0), SAVE_ITEM(S5P_CLKGATE_IP_FSYS), SAVE_ITEM(S5P_CLKGATE_IP_GPS), SAVE_ITEM(S5P_CLKGATE_IP_PERIL), SAVE_ITEM(S5P_CLKGATE_BLOCK), SAVE_ITEM(S5P_CLKSRC_MASK_DMC), SAVE_ITEM(S5P_CLKSRC_DMC), SAVE_ITEM(S5P_CLKDIV_DMC0), SAVE_ITEM(S5P_CLKDIV_DMC1), SAVE_ITEM(S5P_CLKGATE_IP_DMC), SAVE_ITEM(S5P_CLKSRC_CPU), SAVE_ITEM(S5P_CLKDIV_CPU), SAVE_ITEM(S5P_CLKDIV_CPU + 0x4), SAVE_ITEM(S5P_CLKGATE_SCLKCPU), SAVE_ITEM(S5P_CLKGATE_IP_CPU), }; struct clk clk_sclk_hdmi27m = { .name = "sclk_hdmi27m", .rate = 27000000, }; struct clk clk_sclk_hdmiphy = { .name = "sclk_hdmiphy", }; struct clk clk_sclk_usbphy0 = { .name = "sclk_usbphy0", .rate = 27000000, }; struct clk clk_sclk_usbphy1 = { .name = "sclk_usbphy1", }; static struct clk dummy_apb_pclk = { .name = "apb_pclk", .id = -1, }; static int exynos4_clksrc_mask_top_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKSRC_MASK_TOP, clk, enable); } static int exynos4_clksrc_mask_cam_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKSRC_MASK_CAM, clk, enable); } static int exynos4_clksrc_mask_lcd0_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKSRC_MASK_LCD0, clk, enable); } int exynos4_clksrc_mask_fsys_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKSRC_MASK_FSYS, clk, enable); } static int exynos4_clksrc_mask_peril0_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL0, clk, enable); } static int exynos4_clksrc_mask_peril1_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL1, clk, enable); } static int exynos4_clk_ip_mfc_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_MFC, clk, enable); } static int exynos4_clk_ip_cam_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_CAM, clk, enable); } static int exynos4_clk_ip_tv_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_TV, clk, enable); } static int exynos4_clk_ip_image_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_IMAGE, clk, enable); } static int exynos4_clk_ip_lcd0_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_LCD0, clk, enable); } int exynos4_clk_ip_lcd1_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_LCD1, clk, enable); } int exynos4_clk_ip_fsys_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_FSYS, clk, enable); } static int exynos4_clk_ip_peril_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_PERIL, clk, enable); } static int exynos4_clk_ip_perir_ctrl(struct clk *clk, int enable) { return s5p_gatectrl(S5P_CLKGATE_IP_PERIR, clk, enable); } /* Core list of CMU_CPU side */ static struct clksrc_clk clk_mout_apll = { .clk = { .name = "mout_apll", }, .sources = &clk_src_apll, .reg_src = { .reg = S5P_CLKSRC_CPU, .shift = 0, .size = 1 }, }; struct clksrc_clk clk_sclk_apll = { .clk = { .name = "sclk_apll", .parent = &clk_mout_apll.clk, }, .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 24, .size = 3 }, }; struct clksrc_clk clk_mout_epll = { .clk = { .name = "mout_epll", }, .sources = &clk_src_epll, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 4, .size = 1 }, }; struct clksrc_clk clk_mout_mpll = { .clk = { .name = "mout_mpll", }, .sources = &clk_src_mpll, /* reg_src will be added in each SoCs' clock */ }; static struct clk *clkset_moutcore_list[] = { [0] = &clk_mout_apll.clk, [1] = &clk_mout_mpll.clk, }; static struct clksrc_sources clkset_moutcore = { .sources = clkset_moutcore_list, .nr_sources = ARRAY_SIZE(clkset_moutcore_list), }; static struct clksrc_clk clk_moutcore = { .clk = { .name = "moutcore", }, .sources = &clkset_moutcore, .reg_src = { .reg = S5P_CLKSRC_CPU, .shift = 16, .size = 1 }, }; static struct clksrc_clk clk_coreclk = { .clk = { .name = "core_clk", .parent = &clk_moutcore.clk, }, .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 0, .size = 3 }, }; static struct clksrc_clk clk_armclk = { .clk = { .name = "armclk", .parent = &clk_coreclk.clk, }, }; static struct clksrc_clk clk_aclk_corem0 = { .clk = { .name = "aclk_corem0", .parent = &clk_coreclk.clk, }, .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 4, .size = 3 }, }; static struct clksrc_clk clk_aclk_cores = { .clk = { .name = "aclk_cores", .parent = &clk_coreclk.clk, }, .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 4, .size = 3 }, }; static struct clksrc_clk clk_aclk_corem1 = { .clk = { .name = "aclk_corem1", .parent = &clk_coreclk.clk, }, .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 8, .size = 3 }, }; static struct clksrc_clk clk_periphclk = { .clk = { .name = "periphclk", .parent = &clk_coreclk.clk, }, .reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 12, .size = 3 }, }; /* Core list of CMU_CORE side */ struct clk *clkset_corebus_list[] = { [0] = &clk_mout_mpll.clk, [1] = &clk_sclk_apll.clk, }; struct clksrc_sources clkset_mout_corebus = { .sources = clkset_corebus_list, .nr_sources = ARRAY_SIZE(clkset_corebus_list), }; static struct clksrc_clk clk_mout_corebus = { .clk = { .name = "mout_corebus", }, .sources = &clkset_mout_corebus, .reg_src = { .reg = S5P_CLKSRC_DMC, .shift = 4, .size = 1 }, }; static struct clksrc_clk clk_sclk_dmc = { .clk = { .name = "sclk_dmc", .parent = &clk_mout_corebus.clk, }, .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 12, .size = 3 }, }; static struct clksrc_clk clk_aclk_cored = { .clk = { .name = "aclk_cored", .parent = &clk_sclk_dmc.clk, }, .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 16, .size = 3 }, }; static struct clksrc_clk clk_aclk_corep = { .clk = { .name = "aclk_corep", .parent = &clk_aclk_cored.clk, }, .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 20, .size = 3 }, }; static struct clksrc_clk clk_aclk_acp = { .clk = { .name = "aclk_acp", .parent = &clk_mout_corebus.clk, }, .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 0, .size = 3 }, }; static struct clksrc_clk clk_pclk_acp = { .clk = { .name = "pclk_acp", .parent = &clk_aclk_acp.clk, }, .reg_div = { .reg = S5P_CLKDIV_DMC0, .shift = 4, .size = 3 }, }; /* Core list of CMU_TOP side */ struct clk *clkset_aclk_top_list[] = { [0] = &clk_mout_mpll.clk, [1] = &clk_sclk_apll.clk, }; struct clksrc_sources clkset_aclk = { .sources = clkset_aclk_top_list, .nr_sources = ARRAY_SIZE(clkset_aclk_top_list), }; static struct clksrc_clk clk_aclk_200 = { .clk = { .name = "aclk_200", }, .sources = &clkset_aclk, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 12, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 0, .size = 3 }, }; static struct clksrc_clk clk_aclk_100 = { .clk = { .name = "aclk_100", }, .sources = &clkset_aclk, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 16, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 4, .size = 4 }, }; static struct clksrc_clk clk_aclk_160 = { .clk = { .name = "aclk_160", }, .sources = &clkset_aclk, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 20, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 8, .size = 3 }, }; struct clksrc_clk clk_aclk_133 = { .clk = { .name = "aclk_133", }, .sources = &clkset_aclk, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 24, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_TOP, .shift = 12, .size = 3 }, }; static struct clk *clkset_vpllsrc_list[] = { [0] = &clk_fin_vpll, [1] = &clk_sclk_hdmi27m, }; static struct clksrc_sources clkset_vpllsrc = { .sources = clkset_vpllsrc_list, .nr_sources = ARRAY_SIZE(clkset_vpllsrc_list), }; static struct clksrc_clk clk_vpllsrc = { .clk = { .name = "vpll_src", .enable = exynos4_clksrc_mask_top_ctrl, .ctrlbit = (1 << 0), }, .sources = &clkset_vpllsrc, .reg_src = { .reg = S5P_CLKSRC_TOP1, .shift = 0, .size = 1 }, }; static struct clk *clkset_sclk_vpll_list[] = { [0] = &clk_vpllsrc.clk, [1] = &clk_fout_vpll, }; static struct clksrc_sources clkset_sclk_vpll = { .sources = clkset_sclk_vpll_list, .nr_sources = ARRAY_SIZE(clkset_sclk_vpll_list), }; struct clksrc_clk clk_sclk_vpll = { .clk = { .name = "sclk_vpll", }, .sources = &clkset_sclk_vpll, .reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 8, .size = 1 }, }; static struct clk init_clocks_off[] = { { .name = "timers", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1<<24), }, { .name = "csis", .devname = "s5p-mipi-csis.0", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 4), }, { .name = "csis", .devname = "s5p-mipi-csis.1", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 5), }, { .name = "fimc", .devname = "exynos4-fimc.0", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 0), }, { .name = "fimc", .devname = "exynos4-fimc.1", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 1), }, { .name = "fimc", .devname = "exynos4-fimc.2", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 2), }, { .name = "fimc", .devname = "exynos4-fimc.3", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 3), }, { .name = "fimd", .devname = "exynos4-fb.0", .enable = exynos4_clk_ip_lcd0_ctrl, .ctrlbit = (1 << 0), }, { .name = "hsmmc", .devname = "s3c-sdhci.0", .parent = &clk_aclk_133.clk, .enable = exynos4_clk_ip_fsys_ctrl, .ctrlbit = (1 << 5), }, { .name = "hsmmc", .devname = "s3c-sdhci.1", .parent = &clk_aclk_133.clk, .enable = exynos4_clk_ip_fsys_ctrl, .ctrlbit = (1 << 6), }, { .name = "hsmmc", .devname = "s3c-sdhci.2", .parent = &clk_aclk_133.clk, .enable = exynos4_clk_ip_fsys_ctrl, .ctrlbit = (1 << 7), }, { .name = "hsmmc", .devname = "s3c-sdhci.3", .parent = &clk_aclk_133.clk, .enable = exynos4_clk_ip_fsys_ctrl, .ctrlbit = (1 << 8), }, { .name = "dwmmc", .parent = &clk_aclk_133.clk, .enable = exynos4_clk_ip_fsys_ctrl, .ctrlbit = (1 << 9), }, { .name = "dma", .devname = "s3c-pl330.0", .enable = exynos4_clk_ip_fsys_ctrl, .ctrlbit = (1 << 0), }, { .name = "dma", .devname = "s3c-pl330.1", .enable = exynos4_clk_ip_fsys_ctrl, .ctrlbit = (1 << 1), }, { .name = "adc", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 15), }, { .name = "keypad", .enable = exynos4_clk_ip_perir_ctrl, .ctrlbit = (1 << 16), }, { .name = "rtc", .enable = exynos4_clk_ip_perir_ctrl, .ctrlbit = (1 << 15), }, { .name = "watchdog", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_perir_ctrl, .ctrlbit = (1 << 14), }, { .name = "usbhost", .enable = exynos4_clk_ip_fsys_ctrl , .ctrlbit = (1 << 12), }, { .name = "otg", .enable = exynos4_clk_ip_fsys_ctrl, .ctrlbit = (1 << 13), }, { .name = "spi", .devname = "s3c64xx-spi.0", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 16), }, { .name = "spi", .devname = "s3c64xx-spi.1", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 17), }, { .name = "spi", .devname = "s3c64xx-spi.2", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 18), }, { .name = "iis", .devname = "samsung-i2s.0", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 19), }, { .name = "iis", .devname = "samsung-i2s.1", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 20), }, { .name = "iis", .devname = "samsung-i2s.2", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 21), }, { .name = "ac97", .devname = "samsung-ac97", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 27), }, { .name = "fimg2d", .enable = exynos4_clk_ip_image_ctrl, .ctrlbit = (1 << 0), }, { .name = "mfc", .devname = "s5p-mfc", .enable = exynos4_clk_ip_mfc_ctrl, .ctrlbit = (1 << 0), }, { .name = "i2c", .devname = "s3c2440-i2c.0", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 6), }, { .name = "i2c", .devname = "s3c2440-i2c.1", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 7), }, { .name = "i2c", .devname = "s3c2440-i2c.2", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 8), }, { .name = "i2c", .devname = "s3c2440-i2c.3", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 9), }, { .name = "i2c", .devname = "s3c2440-i2c.4", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 10), }, { .name = "i2c", .devname = "s3c2440-i2c.5", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 11), }, { .name = "i2c", .devname = "s3c2440-i2c.6", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 12), }, { .name = "i2c", .devname = "s3c2440-i2c.7", .parent = &clk_aclk_100.clk, .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 13), }, { .name = "SYSMMU_MDMA", .enable = exynos4_clk_ip_image_ctrl, .ctrlbit = (1 << 5), }, { .name = "SYSMMU_FIMC0", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 7), }, { .name = "SYSMMU_FIMC1", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 8), }, { .name = "SYSMMU_FIMC2", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 9), }, { .name = "SYSMMU_FIMC3", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 10), }, { .name = "SYSMMU_JPEG", .enable = exynos4_clk_ip_cam_ctrl, .ctrlbit = (1 << 11), }, { .name = "SYSMMU_FIMD0", .enable = exynos4_clk_ip_lcd0_ctrl, .ctrlbit = (1 << 4), }, { .name = "SYSMMU_FIMD1", .enable = exynos4_clk_ip_lcd1_ctrl, .ctrlbit = (1 << 4), }, { .name = "SYSMMU_PCIe", .enable = exynos4_clk_ip_fsys_ctrl, .ctrlbit = (1 << 18), }, { .name = "SYSMMU_G2D", .enable = exynos4_clk_ip_image_ctrl, .ctrlbit = (1 << 3), }, { .name = "SYSMMU_ROTATOR", .enable = exynos4_clk_ip_image_ctrl, .ctrlbit = (1 << 4), }, { .name = "SYSMMU_TV", .enable = exynos4_clk_ip_tv_ctrl, .ctrlbit = (1 << 4), }, { .name = "SYSMMU_MFC_L", .enable = exynos4_clk_ip_mfc_ctrl, .ctrlbit = (1 << 1), }, { .name = "SYSMMU_MFC_R", .enable = exynos4_clk_ip_mfc_ctrl, .ctrlbit = (1 << 2), } }; static struct clk init_clocks[] = { { .name = "uart", .devname = "s5pv210-uart.0", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 0), }, { .name = "uart", .devname = "s5pv210-uart.1", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 1), }, { .name = "uart", .devname = "s5pv210-uart.2", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 2), }, { .name = "uart", .devname = "s5pv210-uart.3", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 3), }, { .name = "uart", .devname = "s5pv210-uart.4", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 4), }, { .name = "uart", .devname = "s5pv210-uart.5", .enable = exynos4_clk_ip_peril_ctrl, .ctrlbit = (1 << 5), } }; struct clk *clkset_group_list[] = { [0] = &clk_ext_xtal_mux, [1] = &clk_xusbxti, [2] = &clk_sclk_hdmi27m, [3] = &clk_sclk_usbphy0, [4] = &clk_sclk_usbphy1, [5] = &clk_sclk_hdmiphy, [6] = &clk_mout_mpll.clk, [7] = &clk_mout_epll.clk, [8] = &clk_sclk_vpll.clk, }; struct clksrc_sources clkset_group = { .sources = clkset_group_list, .nr_sources = ARRAY_SIZE(clkset_group_list), }; static struct clk *clkset_mout_g2d0_list[] = { [0] = &clk_mout_mpll.clk, [1] = &clk_sclk_apll.clk, }; static struct clksrc_sources clkset_mout_g2d0 = { .sources = clkset_mout_g2d0_list, .nr_sources = ARRAY_SIZE(clkset_mout_g2d0_list), }; static struct clksrc_clk clk_mout_g2d0 = { .clk = { .name = "mout_g2d0", }, .sources = &clkset_mout_g2d0, .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 0, .size = 1 }, }; static struct clk *clkset_mout_g2d1_list[] = { [0] = &clk_mout_epll.clk, [1] = &clk_sclk_vpll.clk, }; static struct clksrc_sources clkset_mout_g2d1 = { .sources = clkset_mout_g2d1_list, .nr_sources = ARRAY_SIZE(clkset_mout_g2d1_list), }; static struct clksrc_clk clk_mout_g2d1 = { .clk = { .name = "mout_g2d1", }, .sources = &clkset_mout_g2d1, .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 4, .size = 1 }, }; static struct clk *clkset_mout_g2d_list[] = { [0] = &clk_mout_g2d0.clk, [1] = &clk_mout_g2d1.clk, }; static struct clksrc_sources clkset_mout_g2d = { .sources = clkset_mout_g2d_list, .nr_sources = ARRAY_SIZE(clkset_mout_g2d_list), }; static struct clk *clkset_mout_mfc0_list[] = { [0] = &clk_mout_mpll.clk, [1] = &clk_sclk_apll.clk, }; static struct clksrc_sources clkset_mout_mfc0 = { .sources = clkset_mout_mfc0_list, .nr_sources = ARRAY_SIZE(clkset_mout_mfc0_list), }; static struct clksrc_clk clk_mout_mfc0 = { .clk = { .name = "mout_mfc0", }, .sources = &clkset_mout_mfc0, .reg_src = { .reg = S5P_CLKSRC_MFC, .shift = 0, .size = 1 }, }; static struct clk *clkset_mout_mfc1_list[] = { [0] = &clk_mout_epll.clk, [1] = &clk_sclk_vpll.clk, }; static struct clksrc_sources clkset_mout_mfc1 = { .sources = clkset_mout_mfc1_list, .nr_sources = ARRAY_SIZE(clkset_mout_mfc1_list), }; static struct clksrc_clk clk_mout_mfc1 = { .clk = { .name = "mout_mfc1", }, .sources = &clkset_mout_mfc1, .reg_src = { .reg = S5P_CLKSRC_MFC, .shift = 4, .size = 1 }, }; static struct clk *clkset_mout_mfc_list[] = { [0] = &clk_mout_mfc0.clk, [1] = &clk_mout_mfc1.clk, }; static struct clksrc_sources clkset_mout_mfc = { .sources = clkset_mout_mfc_list, .nr_sources = ARRAY_SIZE(clkset_mout_mfc_list), }; static struct clksrc_clk clk_dout_mmc0 = { .clk = { .name = "dout_mmc0", }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 0, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 0, .size = 4 }, }; static struct clksrc_clk clk_dout_mmc1 = { .clk = { .name = "dout_mmc1", }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 4, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 16, .size = 4 }, }; static struct clksrc_clk clk_dout_mmc2 = { .clk = { .name = "dout_mmc2", }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 8, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 0, .size = 4 }, }; static struct clksrc_clk clk_dout_mmc3 = { .clk = { .name = "dout_mmc3", }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 12, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 16, .size = 4 }, }; static struct clksrc_clk clk_dout_mmc4 = { .clk = { .name = "dout_mmc4", }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 16, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 0, .size = 4 }, }; static struct clksrc_clk clksrcs[] = { { .clk = { .name = "uclk1", .devname = "s5pv210-uart.0", .enable = exynos4_clksrc_mask_peril0_ctrl, .ctrlbit = (1 << 0), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 0, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 0, .size = 4 }, }, { .clk = { .name = "uclk1", .devname = "s5pv210-uart.1", .enable = exynos4_clksrc_mask_peril0_ctrl, .ctrlbit = (1 << 4), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 4, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 4, .size = 4 }, }, { .clk = { .name = "uclk1", .devname = "s5pv210-uart.2", .enable = exynos4_clksrc_mask_peril0_ctrl, .ctrlbit = (1 << 8), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 8, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 8, .size = 4 }, }, { .clk = { .name = "uclk1", .devname = "s5pv210-uart.3", .enable = exynos4_clksrc_mask_peril0_ctrl, .ctrlbit = (1 << 12), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 12, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 12, .size = 4 }, }, { .clk = { .name = "sclk_pwm", .enable = exynos4_clksrc_mask_peril0_ctrl, .ctrlbit = (1 << 24), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 24, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_PERIL3, .shift = 0, .size = 4 }, }, { .clk = { .name = "sclk_csis", .devname = "s5p-mipi-csis.0", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 24), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 24, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 24, .size = 4 }, }, { .clk = { .name = "sclk_csis", .devname = "s5p-mipi-csis.1", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 28), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 28, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 28, .size = 4 }, }, { .clk = { .name = "sclk_cam0", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 16), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 16, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 16, .size = 4 }, }, { .clk = { .name = "sclk_cam1", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 20), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 20, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 20, .size = 4 }, }, { .clk = { .name = "sclk_fimc", .devname = "exynos4-fimc.0", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 0), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 0, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 0, .size = 4 }, }, { .clk = { .name = "sclk_fimc", .devname = "exynos4-fimc.1", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 4), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 4, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 4, .size = 4 }, }, { .clk = { .name = "sclk_fimc", .devname = "exynos4-fimc.2", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 8), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 8, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 8, .size = 4 }, }, { .clk = { .name = "sclk_fimc", .devname = "exynos4-fimc.3", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 12), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 12, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 12, .size = 4 }, }, { .clk = { .name = "sclk_fimd", .devname = "exynos4-fb.0", .enable = exynos4_clksrc_mask_lcd0_ctrl, .ctrlbit = (1 << 0), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_LCD0, .shift = 0, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_LCD0, .shift = 0, .size = 4 }, }, { .clk = { .name = "sclk_spi", .devname = "s3c64xx-spi.0", .enable = exynos4_clksrc_mask_peril1_ctrl, .ctrlbit = (1 << 16), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 16, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 0, .size = 4 }, }, { .clk = { .name = "sclk_spi", .devname = "s3c64xx-spi.1", .enable = exynos4_clksrc_mask_peril1_ctrl, .ctrlbit = (1 << 20), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 20, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 16, .size = 4 }, }, { .clk = { .name = "sclk_spi", .devname = "s3c64xx-spi.2", .enable = exynos4_clksrc_mask_peril1_ctrl, .ctrlbit = (1 << 24), }, .sources = &clkset_group, .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 24, .size = 4 }, .reg_div = { .reg = S5P_CLKDIV_PERIL2, .shift = 0, .size = 4 }, }, { .clk = { .name = "sclk_fimg2d", }, .sources = &clkset_mout_g2d, .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 8, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_IMAGE, .shift = 0, .size = 4 }, }, { .clk = { .name = "sclk_mfc", .devname = "s5p-mfc", }, .sources = &clkset_mout_mfc, .reg_src = { .reg = S5P_CLKSRC_MFC, .shift = 8, .size = 1 }, .reg_div = { .reg = S5P_CLKDIV_MFC, .shift = 0, .size = 4 }, }, { .clk = { .name = "sclk_mmc", .devname = "s3c-sdhci.0", .parent = &clk_dout_mmc0.clk, .enable = exynos4_clksrc_mask_fsys_ctrl, .ctrlbit = (1 << 0), }, .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 8, .size = 8 }, }, { .clk = { .name = "sclk_mmc", .devname = "s3c-sdhci.1", .parent = &clk_dout_mmc1.clk, .enable = exynos4_clksrc_mask_fsys_ctrl, .ctrlbit = (1 << 4), }, .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 24, .size = 8 }, }, { .clk = { .name = "sclk_mmc", .devname = "s3c-sdhci.2", .parent = &clk_dout_mmc2.clk, .enable = exynos4_clksrc_mask_fsys_ctrl, .ctrlbit = (1 << 8), }, .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 8, .size = 8 }, }, { .clk = { .name = "sclk_mmc", .devname = "s3c-sdhci.3", .parent = &clk_dout_mmc3.clk, .enable = exynos4_clksrc_mask_fsys_ctrl, .ctrlbit = (1 << 12), }, .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 24, .size = 8 }, }, { .clk = { .name = "sclk_dwmmc", .parent = &clk_dout_mmc4.clk, .enable = exynos4_clksrc_mask_fsys_ctrl, .ctrlbit = (1 << 16), }, .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 8, .size = 8 }, } }; /* Clock initialization code */ static struct clksrc_clk *sysclks[] = { &clk_mout_apll, &clk_sclk_apll, &clk_mout_epll, &clk_mout_mpll, &clk_moutcore, &clk_coreclk, &clk_armclk, &clk_aclk_corem0, &clk_aclk_cores, &clk_aclk_corem1, &clk_periphclk, &clk_mout_corebus, &clk_sclk_dmc, &clk_aclk_cored, &clk_aclk_corep, &clk_aclk_acp, &clk_pclk_acp, &clk_vpllsrc, &clk_sclk_vpll, &clk_aclk_200, &clk_aclk_100, &clk_aclk_160, &clk_aclk_133, &clk_dout_mmc0, &clk_dout_mmc1, &clk_dout_mmc2, &clk_dout_mmc3, &clk_dout_mmc4, &clk_mout_mfc0, &clk_mout_mfc1, }; static int xtal_rate; static unsigned long exynos4_fout_apll_get_rate(struct clk *clk) { if (soc_is_exynos4210()) return s5p_get_pll45xx(xtal_rate, __raw_readl(S5P_APLL_CON0), pll_4508); else if (soc_is_exynos4212() || soc_is_exynos4412()) return s5p_get_pll35xx(xtal_rate, __raw_readl(S5P_APLL_CON0)); else return 0; } static struct clk_ops exynos4_fout_apll_ops = { .get_rate = exynos4_fout_apll_get_rate, }; void __init_or_cpufreq exynos4_setup_clocks(void) { struct clk *xtal_clk; unsigned long apll = 0; unsigned long mpll = 0; unsigned long epll = 0; unsigned long vpll = 0; unsigned long vpllsrc; unsigned long xtal; unsigned long armclk; unsigned long sclk_dmc; unsigned long aclk_200; unsigned long aclk_100; unsigned long aclk_160; unsigned long aclk_133; unsigned int ptr; printk(KERN_DEBUG "%s: registering clocks\n", __func__); xtal_clk = clk_get(NULL, "xtal"); BUG_ON(IS_ERR(xtal_clk)); xtal = clk_get_rate(xtal_clk); xtal_rate = xtal; clk_put(xtal_clk); printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal); if (soc_is_exynos4210()) { apll = s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON0), pll_4508); mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P_MPLL_CON0), pll_4508); epll = s5p_get_pll46xx(xtal, __raw_readl(S5P_EPLL_CON0), __raw_readl(S5P_EPLL_CON1), pll_4600); vpllsrc = clk_get_rate(&clk_vpllsrc.clk); vpll = s5p_get_pll46xx(vpllsrc, __raw_readl(S5P_VPLL_CON0), __raw_readl(S5P_VPLL_CON1), pll_4650c); } else if (soc_is_exynos4212() || soc_is_exynos4412()) { apll = s5p_get_pll35xx(xtal, __raw_readl(S5P_APLL_CON0)); mpll = s5p_get_pll35xx(xtal, __raw_readl(S5P_MPLL_CON0)); epll = s5p_get_pll36xx(xtal, __raw_readl(S5P_EPLL_CON0), __raw_readl(S5P_EPLL_CON1)); vpllsrc = clk_get_rate(&clk_vpllsrc.clk); vpll = s5p_get_pll36xx(vpllsrc, __raw_readl(S5P_VPLL_CON0), __raw_readl(S5P_VPLL_CON1)); } else { /* nothing */ } clk_fout_apll.ops = &exynos4_fout_apll_ops; clk_fout_mpll.rate = mpll; clk_fout_epll.rate = epll; clk_fout_vpll.rate = vpll; printk(KERN_INFO "EXYNOS4: PLL settings, A=%ld, M=%ld, E=%ld V=%ld", apll, mpll, epll, vpll); armclk = clk_get_rate(&clk_armclk.clk); sclk_dmc = clk_get_rate(&clk_sclk_dmc.clk); aclk_200 = clk_get_rate(&clk_aclk_200.clk); aclk_100 = clk_get_rate(&clk_aclk_100.clk); aclk_160 = clk_get_rate(&clk_aclk_160.clk); aclk_133 = clk_get_rate(&clk_aclk_133.clk); printk(KERN_INFO "EXYNOS4: ARMCLK=%ld, DMC=%ld, ACLK200=%ld\n" "ACLK100=%ld, ACLK160=%ld, ACLK133=%ld\n", armclk, sclk_dmc, aclk_200, aclk_100, aclk_160, aclk_133); clk_f.rate = armclk; clk_h.rate = sclk_dmc; clk_p.rate = aclk_100; for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++) s3c_set_clksrc(&clksrcs[ptr], true); } static struct clk *clks[] __initdata = { /* Nothing here yet */ }; #ifdef CONFIG_PM_SLEEP static int exynos4_clock_suspend(void) { s3c_pm_do_save(exynos4_clock_save, ARRAY_SIZE(exynos4_clock_save)); return 0; } static void exynos4_clock_resume(void) { s3c_pm_do_restore_core(exynos4_clock_save, ARRAY_SIZE(exynos4_clock_save)); } #else #define exynos4_clock_suspend NULL #define exynos4_clock_resume NULL #endif struct syscore_ops exynos4_clock_syscore_ops = { .suspend = exynos4_clock_suspend, .resume = exynos4_clock_resume, }; void __init exynos4_register_clocks(void) { int ptr; s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++) s3c_register_clksrc(sysclks[ptr], 1); s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs)); s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks)); s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); <<<<<<< HEAD register_syscore_ops(&exynos4_clock_syscore_ops); ======= s3c24xx_register_clock(&dummy_apb_pclk); >>>>>>> 4598fc2c94b68740e0269db03c98a1e7ad5af773 s3c_pwmclk_init(); }