/* * Copyright (C) 2014-2015 Freescale Semiconductor, Inc. * * The code contained herein is licensed under the GNU General Public * License. You may obtain a copy of the GNU General Public License * Version 2 or later at the following locations: * * http://www.opensource.org/licenses/gpl-license.html * http://www.gnu.org/copyleft/gpl.html */ #include #include #include #include #include #include #include #include #include #include #include #include "clk.h" #include "common.h" #include "hardware.h" #define CCM_CCGR_OFFSET(index) (index * 2) #define CCDR 0x4 #define BM_CCM_CCDR_MMDC_CH0_MASK (0x2 << 16) static const char *step_sels[] = { "osc", "pll2_pfd2_396m", }; static const char *pll1_sw_sels[] = { "pll1_sys", "step", }; static const char *periph_pre_sels[] = { "pll2_bus", "pll2_pfd2_396m", "pll2_pfd0_352m", "pll2_198m", }; static const char *periph2_pre_sels[] = { "pll2_bus", "pll2_pfd2_396m", "pll2_pfd0_352m", "pll4_audio_div", }; static const char *periph_clk2_sels[] = { "pll3_usb_otg", "osc", "osc", }; static const char *periph2_clk2_sels[] = { "pll3_usb_otg", "osc", }; static const char *periph_sels[] = { "periph_pre", "periph_clk2", }; static const char *periph2_sels[] = { "periph2_pre", "periph2_clk2", }; static const char *ocram_alt_sels[] = { "pll2_pfd2_396m", "pll3_pfd1_540m", }; static const char *ocram_sels[] = { "periph", "ocram_alt_sel", }; static const char *audio_sels[] = { "pll4_audio_div", "pll3_pfd2_508m", "pll5_video_div", "pll3_usb_otg", }; static const char *gpu_axi_sels[] = { "pll2_pfd2_396m", "pll3_pfd0_720m", "pll3_pfd1_540m", "pll2_bus", }; static const char *gpu_core_sels[] = { "pll3_pfd1_540m", "pll3_pfd0_720m", "pll2_bus", "pll2_pfd2_396m", }; static const char *ldb_di0_div_sels[] = { "ldb_di0_div_3_5", "ldb_di0_div_7", }; static const char *ldb_di1_div_sels[] = { "ldb_di1_div_3_5", "ldb_di1_div_7", }; static const char *ldb_di0_sels[] = { "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll2_pfd3_594m", "pll2_pfd1_594m", "pll3_pfd3_454m", }; static const char *ldb_di1_sels[] = { "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll2_bus", "pll3_pfd3_454m", "pll3_pfd2_508m", }; static const char *pcie_axi_sels[] = { "axi", "ahb", }; static const char *ssi_sels[] = { "pll3_pfd2_508m", "pll5_video_div", "pll4_audio_div", }; static const char *qspi1_sels[] = { "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll2_bus", "pll3_pfd3_454m", "pll3_pfd2_508m", }; static const char *perclk_sels[] = { "ipg", "osc", }; static const char *usdhc_sels[] = { "pll2_pfd2_396m", "pll2_pfd0_352m", }; static const char *vid_sels[] = { "pll3_pfd1_540m", "pll3_usb_otg", "pll3_pfd3_454m", "pll4_audio_div", "pll5_video_div", }; static const char *can_sels[] = { "pll3_60m", "osc", "pll3_80m", "dummy", }; static const char *uart_sels[] = { "pll3_80m", "osc", }; static const char *qspi2_sels[] = { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", "pll3_pfd3_454m", "dummy", "dummy", "dummy", }; static const char *enet_pre_sels[] = { "pll2_bus", "pll3_usb_otg", "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd2_508m", }; static const char *enet_sels[] = { "enet_podf", "ipp_di0", "ipp_di1", "ldb_di0", "ldb_di1", }; static const char *m4_pre_sels[] = { "pll2_bus", "pll3_usb_otg", "osc", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd3_454m", }; static const char *m4_sels[] = { "m4_pre_sel", "ipp_di0", "ipp_di1", "ldb_di0", "ldb_di1", }; static const char *eim_slow_sels[] = { "ocram", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", }; static const char *ecspi_sels[] = { "pll3_60m", "osc", }; static const char *lcdif1_pre_sels[] = { "pll2_bus", "pll3_pfd3_454m", "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd1_594m", "pll3_pfd1_540m", }; static const char *lcdif1_sels[] = { "lcdif1_podf", "ipp_di0", "ipp_di1", "ldb_di0", "ldb_di1", }; static const char *lcdif2_pre_sels[] = { "pll2_bus", "pll3_pfd3_454m", "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd3_594m", "pll3_pfd1_540m", }; static const char *lcdif2_sels[] = { "lcdif2_podf", "ipp_di0", "ipp_di1", "ldb_di0", "ldb_di1", }; static const char *display_sels[] = { "pll2_bus", "pll2_pfd2_396m", "pll3_usb_otg", "pll3_pfd1_540m", }; static const char *csi_sels[] = { "osc", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", }; static const char *cko1_sels[] = { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div", "dummy", "ocram", "dummy", "pxp_axi", "epdc_axi", "lcdif_pix", "epdc_pix", "ahb", "ipg", "perclk", "ckil", "pll4_audio_div", }; static const char *cko2_sels[] = { "dummy", "mmdc_p0_fast", "usdhc4", "usdhc1", "dummy", "wrck", "ecspi_root", "dummy", "usdhc3", "pcie", "arm", "csi_core", "lcdif_axi", "dummy", "osc", "dummy", "gpu2d_ovg_core", "usdhc2", "ssi1", "ssi2", "ssi3", "gpu2d_core", "dummy", "dummy", "dummy", "dummy", "esai_extal", "eim_slow", "uart_serial", "spdif", "asrc", "dummy", }; static const char *cko_sels[] = { "cko1", "cko2", }; static const char *lvds_sels[] = { "arm", "pll1_sys", "dummy", "dummy", "dummy", "dummy", "dummy", "pll5_video_div", "dummy", "dummy", "pcie_ref_125m", "dummy", "usbphy1", "usbphy2", }; static const char *pll_bypass_src_sels[] = { "osc", "lvds1_in", "lvds2_in", "dummy", }; static const char *pll1_bypass_sels[] = { "pll1", "pll1_bypass_src", }; static const char *pll2_bypass_sels[] = { "pll2", "pll2_bypass_src", }; static const char *pll3_bypass_sels[] = { "pll3", "pll3_bypass_src", }; static const char *pll4_bypass_sels[] = { "pll4", "pll4_bypass_src", }; static const char *pll5_bypass_sels[] = { "pll5", "pll5_bypass_src", }; static const char *pll6_bypass_sels[] = { "pll6", "pll6_bypass_src", }; static const char *pll7_bypass_sels[] = { "pll7", "pll7_bypass_src", }; static struct clk *clks[IMX6SX_CLK_CLK_END]; static struct clk_onecell_data clk_data; struct imx_sema4_mutex *amp_power_mutex; static int clks_shared[MAX_SHARED_CLK_NUMBER]; struct imx_shared_mem *shared_mem; static unsigned int shared_mem_paddr, shared_mem_size; static int const clks_init_on[] __initconst = { IMX6SX_CLK_AIPS_TZ1, IMX6SX_CLK_AIPS_TZ2, IMX6SX_CLK_AIPS_TZ3, IMX6SX_CLK_IPMUX1, IMX6SX_CLK_IPMUX2, IMX6SX_CLK_IPMUX3, IMX6SX_CLK_WAKEUP, IMX6SX_CLK_MMDC_P0_FAST, IMX6SX_CLK_MMDC_P0_IPG, IMX6SX_CLK_ROM, IMX6SX_CLK_ARM, IMX6SX_CLK_IPG, IMX6SX_CLK_OCRAM, IMX6SX_CLK_PER2_MAIN, IMX6SX_CLK_PERCLK, }; static struct clk_div_table clk_enet_ref_table[] = { { .val = 0, .div = 20, }, { .val = 1, .div = 10, }, { .val = 2, .div = 5, }, { .val = 3, .div = 4, }, { } }; static struct clk_div_table post_div_table[] = { { .val = 2, .div = 1, }, { .val = 1, .div = 2, }, { .val = 0, .div = 4, }, { } }; static struct clk_div_table video_div_table[] = { { .val = 0, .div = 1, }, { .val = 1, .div = 2, }, { .val = 2, .div = 1, }, { .val = 3, .div = 4, }, { } }; static u32 share_count_asrc; static u32 share_count_audio; static u32 share_count_esai; static u32 share_count_ssi1; static u32 share_count_ssi2; static u32 share_count_ssi3; static u32 share_count_sai1; static u32 share_count_sai2; /* * As IMX6SX_CLK_M4_PRE_SEL is NOT a glitchless MUX, so when * M4 is trying to change its clk parent, need to ask A9 to * help do it, and M4 must be hold in wfi. To avoid glitch * occur, need to gate M4 clk first before switching its parent. */ void imx6sx_set_m4_highfreq(bool high_freq) { static struct clk *m4_high_freq_sel; imx_gpc_hold_m4_in_sleep(); clk_disable_unprepare(clks[IMX6SX_CLK_M4]); imx_clk_set_parent(clks[IMX6SX_CLK_M4_SEL], clks[IMX6SX_CLK_LDB_DI0]); if (high_freq) { imx_clk_set_parent(clks[IMX6SX_CLK_M4_PRE_SEL], m4_high_freq_sel); } else { m4_high_freq_sel = clk_get_parent(clks[IMX6SX_CLK_M4_PRE_SEL]); imx_clk_set_parent(clks[IMX6SX_CLK_M4_PRE_SEL], clks[IMX6SX_CLK_OSC]); } imx_clk_set_parent(clks[IMX6SX_CLK_M4_SEL], clks[IMX6SX_CLK_M4_PRE_SEL]); clk_prepare_enable(clks[IMX6SX_CLK_M4]); imx_gpc_release_m4_in_sleep(); } static void __init imx6sx_clocks_init(struct device_node *ccm_node) { struct device_node *np; void __iomem *base; int i; clks[IMX6SX_CLK_DUMMY] = imx_clk_fixed("dummy", 0); clks[IMX6SX_CLK_CKIL] = of_clk_get_by_name(ccm_node, "ckil"); clks[IMX6SX_CLK_OSC] = of_clk_get_by_name(ccm_node, "osc"); /* ipp_di clock is external input */ clks[IMX6SX_CLK_IPP_DI0] = of_clk_get_by_name(ccm_node, "ipp_di0"); clks[IMX6SX_CLK_IPP_DI1] = of_clk_get_by_name(ccm_node, "ipp_di1"); /* Clock source from external clock via CLK1 PAD */ clks[IMX6SX_CLK_ANACLK1] = imx_obtain_fixed_clock("anaclk1", 0); clks[IMX6SX_CLK_ANACLK2] = imx_obtain_fixed_clock("anaclk2", 0); np = of_find_compatible_node(NULL, NULL, "fsl,imx6sx-anatop"); base = of_iomap(np, 0); WARN_ON(!base); clks[IMX6SX_PLL1_BYPASS_SRC] = imx_clk_mux("pll1_bypass_src", base + 0x00, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); clks[IMX6SX_PLL2_BYPASS_SRC] = imx_clk_mux("pll2_bypass_src", base + 0x30, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); clks[IMX6SX_PLL3_BYPASS_SRC] = imx_clk_mux("pll3_bypass_src", base + 0x10, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); clks[IMX6SX_PLL4_BYPASS_SRC] = imx_clk_mux("pll4_bypass_src", base + 0x70, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); clks[IMX6SX_PLL5_BYPASS_SRC] = imx_clk_mux("pll5_bypass_src", base + 0xa0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); clks[IMX6SX_PLL6_BYPASS_SRC] = imx_clk_mux("pll6_bypass_src", base + 0xe0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); clks[IMX6SX_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", base + 0x20, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); /* type name parent_name base div_mask */ clks[IMX6SX_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "pll1_bypass_src", base + 0x00, 0x7f); clks[IMX6SX_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1); clks[IMX6SX_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", base + 0x10, 0x3); clks[IMX6SX_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", base + 0x70, 0x7f); clks[IMX6SX_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "pll5_bypass_src", base + 0xa0, 0x7f); clks[IMX6SX_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "pll6_bypass_src", base + 0xe0, 0x3); clks[IMX6SX_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", base + 0x20, 0x3); clks[IMX6SX_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_PLL3_BYPASS] = imx_clk_mux_flags("pll3_bypass", base + 0x10, 16, 1, pll3_bypass_sels, ARRAY_SIZE(pll3_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_PLL4_BYPASS] = imx_clk_mux_flags("pll4_bypass", base + 0x70, 16, 1, pll4_bypass_sels, ARRAY_SIZE(pll4_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_PLL5_BYPASS] = imx_clk_mux_flags("pll5_bypass", base + 0xa0, 16, 1, pll5_bypass_sels, ARRAY_SIZE(pll5_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_PLL6_BYPASS] = imx_clk_mux_flags("pll6_bypass", base + 0xe0, 16, 1, pll6_bypass_sels, ARRAY_SIZE(pll6_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_PLL7_BYPASS] = imx_clk_mux_flags("pll7_bypass", base + 0x20, 16, 1, pll7_bypass_sels, ARRAY_SIZE(pll7_bypass_sels), CLK_SET_RATE_PARENT); /* Do not bypass PLLs initially */ imx_clk_set_parent(clks[IMX6SX_PLL1_BYPASS], clks[IMX6SX_CLK_PLL1]); imx_clk_set_parent(clks[IMX6SX_PLL2_BYPASS], clks[IMX6SX_CLK_PLL2]); imx_clk_set_parent(clks[IMX6SX_PLL3_BYPASS], clks[IMX6SX_CLK_PLL3]); imx_clk_set_parent(clks[IMX6SX_PLL4_BYPASS], clks[IMX6SX_CLK_PLL4]); imx_clk_set_parent(clks[IMX6SX_PLL5_BYPASS], clks[IMX6SX_CLK_PLL5]); imx_clk_set_parent(clks[IMX6SX_PLL6_BYPASS], clks[IMX6SX_CLK_PLL6]); imx_clk_set_parent(clks[IMX6SX_PLL7_BYPASS], clks[IMX6SX_CLK_PLL7]); clks[IMX6SX_CLK_PLL1_SYS] = imx_clk_fixed_factor("pll1_sys", "pll1_bypass", 1, 1); clks[IMX6SX_CLK_PLL2_BUS] = imx_clk_gate("pll2_bus", "pll2_bypass", base + 0x30, 13); clks[IMX6SX_CLK_PLL3_USB_OTG] = imx_clk_gate("pll3_usb_otg", "pll3_bypass", base + 0x10, 13); clks[IMX6SX_CLK_PLL4_AUDIO] = imx_clk_gate("pll4_audio", "pll4_bypass", base + 0x70, 13); clks[IMX6SX_CLK_PLL5_VIDEO] = imx_clk_gate("pll5_video", "pll5_bypass", base + 0xa0, 13); clks[IMX6SX_CLK_PLL6_ENET] = imx_clk_gate("pll6_enet", "pll6_bypass", base + 0xe0, 13); clks[IMX6SX_CLK_PLL7_USB_HOST] = imx_clk_gate("pll7_usb_host", "pll7_bypass", base + 0x20, 13); /* * Bit 20 is the reserved and read-only bit, we do this only for: * - Do nothing for usbphy clk_enable/disable * - Keep refcount when do usbphy clk_enable/disable, in that case, * the clk framework may need to enable/disable usbphy's parent */ clks[IMX6SX_CLK_USBPHY1] = imx_clk_gate("usbphy1", "pll3_usb_otg", base + 0x10, 20); clks[IMX6SX_CLK_USBPHY2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 20); /* * usbphy*_gate needs to be on after system boots up, and software * never needs to control it anymore. */ clks[IMX6SX_CLK_USBPHY1_GATE] = imx_clk_gate("usbphy1_gate", "dummy", base + 0x10, 6); clks[IMX6SX_CLK_USBPHY2_GATE] = imx_clk_gate("usbphy2_gate", "dummy", base + 0x20, 6); /* FIXME 100Mhz is used for pcie ref for all imx6 pcie, excepted imx6q */ clks[IMX6SX_CLK_PCIE_REF] = imx_clk_fixed_factor("pcie_ref", "pll6_enet", 1, 5); clks[IMX6SX_CLK_PCIE_REF_125M] = imx_clk_gate("pcie_ref_125m", "pcie_ref", base + 0xe0, 19); clks[IMX6SX_CLK_LVDS1_OUT] = imx_clk_gate_exclusive("lvds1_out", "lvds1_sel", base + 0x160, 10, BIT(12)); clks[IMX6SX_CLK_LVDS2_OUT] = imx_clk_gate_exclusive("lvds2_out", "lvds2_sel", base + 0x160, 11, BIT(13)); clks[IMX6SX_CLK_LVDS1_IN] = imx_clk_gate_exclusive("lvds1_in", "anaclk1", base + 0x160, 12, BIT(10)); clks[IMX6SX_CLK_LVDS2_IN] = imx_clk_gate_exclusive("lvds2_in", "anaclk2", base + 0x160, 13, BIT(11)); clks[IMX6SX_CLK_ENET_REF] = clk_register_divider_table(NULL, "enet_ref", "pll6_enet", 0, base + 0xe0, 0, 2, 0, clk_enet_ref_table, &imx_ccm_lock); clks[IMX6SX_CLK_ENET2_REF] = clk_register_divider_table(NULL, "enet2_ref", "pll6_enet", 0, base + 0xe0, 2, 2, 0, clk_enet_ref_table, &imx_ccm_lock); clks[IMX6SX_CLK_ENET2_REF_125M] = imx_clk_gate("enet2_ref_125m", "enet2_ref", base + 0xe0, 20); clks[IMX6SX_CLK_ENET_PTP_REF] = imx_clk_fixed_factor("enet_ptp_ref", "pll6_enet", 1, 20); clks[IMX6SX_CLK_ENET_PTP] = imx_clk_gate("enet_ptp_25m", "enet_ptp_ref", base + 0xe0, 21); /* name parent_name reg idx */ clks[IMX6SX_CLK_PLL2_PFD0] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus", base + 0x100, 0); clks[IMX6SX_CLK_PLL2_PFD1] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus", base + 0x100, 1); clks[IMX6SX_CLK_PLL2_PFD2] = imx_clk_pfd("pll2_pfd2_396m", "pll2_bus", base + 0x100, 2); clks[IMX6SX_CLK_PLL2_PFD3] = imx_clk_pfd("pll2_pfd3_594m", "pll2_bus", base + 0x100, 3); clks[IMX6SX_CLK_PLL3_PFD0] = imx_clk_pfd("pll3_pfd0_720m", "pll3_usb_otg", base + 0xf0, 0); clks[IMX6SX_CLK_PLL3_PFD1] = imx_clk_pfd("pll3_pfd1_540m", "pll3_usb_otg", base + 0xf0, 1); clks[IMX6SX_CLK_PLL3_PFD2] = imx_clk_pfd("pll3_pfd2_508m", "pll3_usb_otg", base + 0xf0, 2); clks[IMX6SX_CLK_PLL3_PFD3] = imx_clk_pfd("pll3_pfd3_454m", "pll3_usb_otg", base + 0xf0, 3); /* name parent_name mult div */ clks[IMX6SX_CLK_PLL2_198M] = imx_clk_fixed_factor("pll2_198m", "pll2_pfd2_396m", 1, 2); clks[IMX6SX_CLK_PLL3_120M] = imx_clk_fixed_factor("pll3_120m", "pll3_usb_otg", 1, 4); clks[IMX6SX_CLK_PLL3_80M] = imx_clk_fixed_factor("pll3_80m", "pll3_usb_otg", 1, 6); clks[IMX6SX_CLK_PLL3_60M] = imx_clk_fixed_factor("pll3_60m", "pll3_usb_otg", 1, 8); clks[IMX6SX_CLK_TWD] = imx_clk_fixed_factor("twd", "arm", 1, 2); clks[IMX6SX_CLK_GPT_3M] = imx_clk_fixed_factor("gpt_3m", "osc", 1, 8); clks[IMX6SX_CLK_PLL4_POST_DIV] = clk_register_divider_table(NULL, "pll4_post_div", "pll4_audio", CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x70, 19, 2, 0, post_div_table, &imx_ccm_lock); clks[IMX6SX_CLK_PLL4_AUDIO_DIV] = clk_register_divider(NULL, "pll4_audio_div", "pll4_post_div", CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x170, 15, 1, 0, &imx_ccm_lock); clks[IMX6SX_CLK_PLL5_POST_DIV] = clk_register_divider_table(NULL, "pll5_post_div", "pll5_video", CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0xa0, 19, 2, 0, post_div_table, &imx_ccm_lock); clks[IMX6SX_CLK_PLL5_VIDEO_DIV] = clk_register_divider_table(NULL, "pll5_video_div", "pll5_post_div", CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x170, 30, 2, 0, video_div_table, &imx_ccm_lock); /* name reg shift width parent_names num_parents */ clks[IMX6SX_CLK_LVDS1_SEL] = imx_clk_mux("lvds1_sel", base + 0x160, 0, 5, lvds_sels, ARRAY_SIZE(lvds_sels)); clks[IMX6SX_CLK_LVDS2_SEL] = imx_clk_mux("lvds2_sel", base + 0x160, 5, 5, lvds_sels, ARRAY_SIZE(lvds_sels)); np = ccm_node; base = of_iomap(np, 0); WARN_ON(!base); imx6q_pm_set_ccm_base(base); /* name reg shift width parent_names num_parents */ clks[IMX6SX_CLK_STEP] = imx_clk_mux("step", base + 0xc, 8, 1, step_sels, ARRAY_SIZE(step_sels)); clks[IMX6SX_CLK_PLL1_SW] = imx_clk_mux_glitchless("pll1_sw", base + 0xc, 2, 1, pll1_sw_sels, ARRAY_SIZE(pll1_sw_sels)); clks[IMX6SX_CLK_OCRAM_ALT_SEL] = imx_clk_mux("ocram_alt_sel", base + 0x14, 7, 1, ocram_alt_sels, ARRAY_SIZE(ocram_alt_sels)); clks[IMX6SX_CLK_OCRAM_SEL] = imx_clk_mux_glitchless("ocram_sel", base + 0x14, 6, 1, ocram_sels, ARRAY_SIZE(ocram_sels)); clks[IMX6SX_CLK_PERIPH_PRE] = imx_clk_mux_bus("periph_pre", base + 0x18, 18, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels)); clks[IMX6SX_CLK_PERIPH2_PRE] = imx_clk_mux_bus("periph2_pre", base + 0x18, 21, 2, periph2_pre_sels, ARRAY_SIZE(periph2_pre_sels)); clks[IMX6SX_CLK_PERIPH_CLK2_SEL] = imx_clk_mux_bus("periph_clk2_sel", base + 0x18, 12, 2, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels)); clks[IMX6SX_CLK_PERIPH2_CLK2_SEL] = imx_clk_mux_bus("periph2_clk2_sel", base + 0x18, 20, 1, periph2_clk2_sels, ARRAY_SIZE(periph2_clk2_sels)); clks[IMX6SX_CLK_PCIE_AXI_SEL] = imx_clk_mux("pcie_axi_sel", base + 0x18, 10, 1, pcie_axi_sels, ARRAY_SIZE(pcie_axi_sels)); clks[IMX6SX_CLK_GPU_AXI_SEL] = imx_clk_mux("gpu_axi_sel", base + 0x18, 8, 2, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels)); clks[IMX6SX_CLK_GPU_CORE_SEL] = imx_clk_mux("gpu_core_sel", base + 0x18, 4, 2, gpu_core_sels, ARRAY_SIZE(gpu_core_sels)); clks[IMX6SX_CLK_EIM_SLOW_SEL] = imx_clk_mux("eim_slow_sel", base + 0x1c, 29, 2, eim_slow_sels, ARRAY_SIZE(eim_slow_sels)); clks[IMX6SX_CLK_USDHC1_SEL] = imx_clk_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); clks[IMX6SX_CLK_USDHC2_SEL] = imx_clk_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); clks[IMX6SX_CLK_USDHC3_SEL] = imx_clk_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); clks[IMX6SX_CLK_USDHC4_SEL] = imx_clk_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); clks[IMX6SX_CLK_SSI3_SEL] = imx_clk_mux("ssi3_sel", base + 0x1c, 14, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); clks[IMX6SX_CLK_SSI2_SEL] = imx_clk_mux("ssi2_sel", base + 0x1c, 12, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); clks[IMX6SX_CLK_SSI1_SEL] = imx_clk_mux("ssi1_sel", base + 0x1c, 10, 2, ssi_sels, ARRAY_SIZE(ssi_sels)); clks[IMX6SX_CLK_QSPI1_SEL] = imx_clk_mux("qspi1_sel", base + 0x1c, 7, 3, qspi1_sels, ARRAY_SIZE(qspi1_sels)); clks[IMX6SX_CLK_PERCLK_SEL] = imx_clk_mux("perclk_sel", base + 0x1c, 6, 1, perclk_sels, ARRAY_SIZE(perclk_sels)); clks[IMX6SX_CLK_VID_SEL] = imx_clk_mux("vid_sel", base + 0x20, 21, 3, vid_sels, ARRAY_SIZE(vid_sels)); clks[IMX6SX_CLK_ESAI_SEL] = imx_clk_mux("esai_sel", base + 0x20, 19, 2, audio_sels, ARRAY_SIZE(audio_sels)); clks[IMX6SX_CLK_CAN_SEL] = imx_clk_mux("can_sel", base + 0x20, 8, 2, can_sels, ARRAY_SIZE(can_sels)); clks[IMX6SX_CLK_UART_SEL] = imx_clk_mux("uart_sel", base + 0x24, 6, 1, uart_sels, ARRAY_SIZE(uart_sels)); clks[IMX6SX_CLK_QSPI2_SEL] = imx_clk_mux("qspi2_sel", base + 0x2c, 15, 3, qspi2_sels, ARRAY_SIZE(qspi2_sels)); clks[IMX6SX_CLK_SPDIF_SEL] = imx_clk_mux("spdif_sel", base + 0x30, 20, 2, audio_sels, ARRAY_SIZE(audio_sels)); clks[IMX6SX_CLK_AUDIO_SEL] = imx_clk_mux("audio_sel", base + 0x30, 7, 2, audio_sels, ARRAY_SIZE(audio_sels)); clks[IMX6SX_CLK_ENET_PRE_SEL] = imx_clk_mux("enet_pre_sel", base + 0x34, 15, 3, enet_pre_sels, ARRAY_SIZE(enet_pre_sels)); clks[IMX6SX_CLK_ENET_SEL] = imx_clk_mux("enet_sel", base + 0x34, 9, 3, enet_sels, ARRAY_SIZE(enet_sels)); clks[IMX6SX_CLK_M4_PRE_SEL] = imx_clk_mux("m4_pre_sel", base + 0x34, 6, 3, m4_pre_sels, ARRAY_SIZE(m4_pre_sels)); clks[IMX6SX_CLK_M4_SEL] = imx_clk_mux("m4_sel", base + 0x34, 0, 3, m4_sels, ARRAY_SIZE(m4_sels)); clks[IMX6SX_CLK_ECSPI_SEL] = imx_clk_mux("ecspi_sel", base + 0x38, 18, 1, ecspi_sels, ARRAY_SIZE(ecspi_sels)); clks[IMX6SX_CLK_LCDIF2_PRE_SEL] = imx_clk_mux("lcdif2_pre_sel", base + 0x38, 6, 3, lcdif2_pre_sels, ARRAY_SIZE(lcdif2_pre_sels)); clks[IMX6SX_CLK_LCDIF2_SEL] = imx_clk_mux("lcdif2_sel", base + 0x38, 0, 3, lcdif2_sels, ARRAY_SIZE(lcdif2_sels)); clks[IMX6SX_CLK_DISPLAY_SEL] = imx_clk_mux("display_sel", base + 0x3c, 14, 2, display_sels, ARRAY_SIZE(display_sels)); clks[IMX6SX_CLK_CSI_SEL] = imx_clk_mux("csi_sel", base + 0x3c, 9, 2, csi_sels, ARRAY_SIZE(csi_sels)); clks[IMX6SX_CLK_CKO1_SEL] = imx_clk_mux("cko1_sel", base + 0x60, 0, 4, cko1_sels, ARRAY_SIZE(cko1_sels)); clks[IMX6SX_CLK_CKO2_SEL] = imx_clk_mux("cko2_sel", base + 0x60, 16, 5, cko2_sels, ARRAY_SIZE(cko2_sels)); clks[IMX6SX_CLK_CKO] = imx_clk_mux("cko", base + 0x60, 8, 1, cko_sels, ARRAY_SIZE(cko_sels)); clks[IMX6SX_CLK_LDB_DI1_DIV_SEL] = imx_clk_mux_flags("ldb_di1_div_sel", base + 0x20, 11, 1, ldb_di1_div_sels, ARRAY_SIZE(ldb_di1_div_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_CLK_LDB_DI0_DIV_SEL] = imx_clk_mux_flags("ldb_di0_div_sel", base + 0x20, 10, 1, ldb_di0_div_sels, ARRAY_SIZE(ldb_di0_div_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_CLK_LDB_DI1_SEL] = imx_clk_mux_flags("ldb_di1_sel", base + 0x2c, 12, 3, ldb_di1_sels, ARRAY_SIZE(ldb_di1_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_CLK_LDB_DI0_SEL] = imx_clk_mux_flags("ldb_di0_sel", base + 0x2c, 9, 3, ldb_di0_sels, ARRAY_SIZE(ldb_di0_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_CLK_LCDIF1_PRE_SEL] = imx_clk_mux_flags("lcdif1_pre_sel", base + 0x38, 15, 3, lcdif1_pre_sels, ARRAY_SIZE(lcdif1_pre_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_CLK_LCDIF1_SEL] = imx_clk_mux_flags("lcdif1_sel", base + 0x38, 9, 3, lcdif1_sels, ARRAY_SIZE(lcdif1_sels), CLK_SET_RATE_PARENT); /* name parent_name reg shift width */ clks[IMX6SX_CLK_PERIPH_CLK2] = imx_clk_divider("periph_clk2", "periph_clk2_sel", base + 0x14, 27, 3); clks[IMX6SX_CLK_PERIPH2_CLK2] = imx_clk_divider("periph2_clk2", "periph2_clk2_sel", base + 0x14, 0, 3); clks[IMX6SX_CLK_IPG] = imx_clk_divider("ipg", "ahb", base + 0x14, 8, 2); clks[IMX6SX_CLK_GPU_CORE_PODF] = imx_clk_divider("gpu_core_podf", "gpu_core_sel", base + 0x18, 29, 3); clks[IMX6SX_CLK_GPU_AXI_PODF] = imx_clk_divider("gpu_axi_podf", "gpu_axi_sel", base + 0x18, 26, 3); clks[IMX6SX_CLK_LCDIF1_PODF] = imx_clk_divider("lcdif1_podf", "lcdif1_pred", base + 0x18, 23, 3); clks[IMX6SX_CLK_QSPI1_PODF] = imx_clk_divider("qspi1_podf", "qspi1_sel", base + 0x1c, 26, 3); clks[IMX6SX_CLK_EIM_SLOW_PODF] = imx_clk_divider("eim_slow_podf", "eim_slow_sel", base + 0x1c, 23, 3); clks[IMX6SX_CLK_LCDIF2_PODF] = imx_clk_divider("lcdif2_podf", "lcdif2_pred", base + 0x1c, 20, 3); clks[IMX6SX_CLK_PERCLK] = imx_clk_divider("perclk", "perclk_sel", base + 0x1c, 0, 6); clks[IMX6SX_CLK_VID_PODF] = imx_clk_divider("vid_podf", "vid_sel", base + 0x20, 24, 2); clks[IMX6SX_CLK_CAN_PODF] = imx_clk_divider("can_podf", "can_sel", base + 0x20, 2, 6); clks[IMX6SX_CLK_USDHC4_PODF] = imx_clk_divider("usdhc4_podf", "usdhc4_sel", base + 0x24, 22, 3); clks[IMX6SX_CLK_USDHC3_PODF] = imx_clk_divider("usdhc3_podf", "usdhc3_sel", base + 0x24, 19, 3); clks[IMX6SX_CLK_USDHC2_PODF] = imx_clk_divider("usdhc2_podf", "usdhc2_sel", base + 0x24, 16, 3); clks[IMX6SX_CLK_USDHC1_PODF] = imx_clk_divider("usdhc1_podf", "usdhc1_sel", base + 0x24, 11, 3); clks[IMX6SX_CLK_UART_PODF] = imx_clk_divider("uart_podf", "uart_sel", base + 0x24, 0, 6); clks[IMX6SX_CLK_ESAI_PRED] = imx_clk_divider("esai_pred", "esai_sel", base + 0x28, 9, 3); clks[IMX6SX_CLK_ESAI_PODF] = imx_clk_divider("esai_podf", "esai_pred", base + 0x28, 25, 3); clks[IMX6SX_CLK_SSI3_PRED] = imx_clk_divider("ssi3_pred", "ssi3_sel", base + 0x28, 22, 3); clks[IMX6SX_CLK_SSI3_PODF] = imx_clk_divider("ssi3_podf", "ssi3_pred", base + 0x28, 16, 6); clks[IMX6SX_CLK_SSI1_PRED] = imx_clk_divider("ssi1_pred", "ssi1_sel", base + 0x28, 6, 3); clks[IMX6SX_CLK_SSI1_PODF] = imx_clk_divider("ssi1_podf", "ssi1_pred", base + 0x28, 0, 6); clks[IMX6SX_CLK_QSPI2_PRED] = imx_clk_divider("qspi2_pred", "qspi2_sel", base + 0x2c, 18, 3); clks[IMX6SX_CLK_QSPI2_PODF] = imx_clk_divider("qspi2_podf", "qspi2_pred", base + 0x2c, 21, 6); clks[IMX6SX_CLK_SSI2_PRED] = imx_clk_divider("ssi2_pred", "ssi2_sel", base + 0x2c, 6, 3); clks[IMX6SX_CLK_SSI2_PODF] = imx_clk_divider("ssi2_podf", "ssi2_pred", base + 0x2c, 0, 6); clks[IMX6SX_CLK_SPDIF_PRED] = imx_clk_divider("spdif_pred", "spdif_sel", base + 0x30, 25, 3); clks[IMX6SX_CLK_SPDIF_PODF] = imx_clk_divider("spdif_podf", "spdif_pred", base + 0x30, 22, 3); clks[IMX6SX_CLK_AUDIO_PRED] = imx_clk_divider("audio_pred", "audio_sel", base + 0x30, 12, 3); clks[IMX6SX_CLK_AUDIO_PODF] = imx_clk_divider("audio_podf", "audio_pred", base + 0x30, 9, 3); clks[IMX6SX_CLK_ENET_PODF] = imx_clk_divider("enet_podf", "enet_pre_sel", base + 0x34, 12, 3); clks[IMX6SX_CLK_M4_PODF] = imx_clk_divider("m4_podf", "m4_sel", base + 0x34, 3, 3); clks[IMX6SX_CLK_ECSPI_PODF] = imx_clk_divider("ecspi_podf", "ecspi_sel", base + 0x38, 19, 6); clks[IMX6SX_CLK_LCDIF1_PRED] = imx_clk_divider("lcdif1_pred", "lcdif1_pre_sel", base + 0x38, 12, 3); clks[IMX6SX_CLK_LCDIF2_PRED] = imx_clk_divider("lcdif2_pred", "lcdif2_pre_sel", base + 0x38, 3, 3); clks[IMX6SX_CLK_DISPLAY_PODF] = imx_clk_divider("display_podf", "display_sel", base + 0x3c, 16, 3); clks[IMX6SX_CLK_CSI_PODF] = imx_clk_divider("csi_podf", "csi_sel", base + 0x3c, 11, 3); clks[IMX6SX_CLK_CKO1_PODF] = imx_clk_divider("cko1_podf", "cko1_sel", base + 0x60, 4, 3); clks[IMX6SX_CLK_CKO2_PODF] = imx_clk_divider("cko2_podf", "cko2_sel", base + 0x60, 21, 3); clks[IMX6SX_CLK_LDB_DI0_DIV_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7); clks[IMX6SX_CLK_LDB_DI0_DIV_7] = imx_clk_fixed_factor("ldb_di0_div_7", "ldb_di0_sel", 1, 7); clks[IMX6SX_CLK_LDB_DI1_DIV_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7); clks[IMX6SX_CLK_LDB_DI1_DIV_7] = imx_clk_fixed_factor("ldb_di1_div_7", "ldb_di1_sel", 1, 7); /* name reg shift width busy: reg, shift parent_names num_parents */ clks[IMX6SX_CLK_PERIPH] = imx_clk_busy_mux("periph", base + 0x14, 25, 1, base + 0x48, 5, periph_sels, ARRAY_SIZE(periph_sels)); clks[IMX6SX_CLK_PERIPH2] = imx_clk_busy_mux("periph2", base + 0x14, 26, 1, base + 0x48, 3, periph2_sels, ARRAY_SIZE(periph2_sels)); /* name parent_name reg shift width busy: reg, shift */ clks[IMX6SX_CLK_OCRAM_PODF] = imx_clk_busy_divider("ocram_podf", "ocram_sel", base + 0x14, 16, 3, base + 0x48, 0); clks[IMX6SX_CLK_AHB] = imx_clk_busy_divider("ahb", "periph", base + 0x14, 10, 3, base + 0x48, 1); clks[IMX6SX_CLK_MMDC_PODF] = imx_clk_busy_divider("mmdc_podf", "periph2", base + 0x14, 3, 3, base + 0x48, 2); clks[IMX6SX_CLK_ARM] = imx_clk_busy_divider("arm", "pll1_sw", base + 0x10, 0, 3, base + 0x48, 16); /* name parent_name reg shift */ /* CCGR0 */ clks[IMX6SX_CLK_AIPS_TZ1] = imx_clk_gate2("aips_tz1", "ahb", base + 0x68, 0); clks[IMX6SX_CLK_AIPS_TZ2] = imx_clk_gate2("aips_tz2", "ahb", base + 0x68, 2); clks[IMX6SX_CLK_APBH_DMA] = imx_clk_gate2("apbh_dma", "usdhc3", base + 0x68, 4); clks[IMX6SX_CLK_ASRC_MEM] = imx_clk_gate2_shared("asrc_mem", "ahb", base + 0x68, 6, &share_count_asrc); clks[IMX6SX_CLK_ASRC_IPG] = imx_clk_gate2_shared("asrc_ipg", "ahb", base + 0x68, 6, &share_count_asrc); clks[IMX6SX_CLK_CAAM_MEM] = imx_clk_gate2("caam_mem", "ahb", base + 0x68, 8); clks[IMX6SX_CLK_CAAM_ACLK] = imx_clk_gate2("caam_aclk", "ahb", base + 0x68, 10); clks[IMX6SX_CLK_CAAM_IPG] = imx_clk_gate2("caam_ipg", "ipg", base + 0x68, 12); clks[IMX6SX_CLK_CAN1_IPG] = imx_clk_gate2("can1_ipg", "ipg", base + 0x68, 14); clks[IMX6SX_CLK_CAN1_SERIAL] = imx_clk_gate2("can1_serial", "can_podf", base + 0x68, 16); clks[IMX6SX_CLK_CAN2_IPG] = imx_clk_gate2("can2_ipg", "ipg", base + 0x68, 18); clks[IMX6SX_CLK_CAN2_SERIAL] = imx_clk_gate2("can2_serial", "can_podf", base + 0x68, 20); clks[IMX6SX_CLK_DCIC1] = imx_clk_gate2("dcic1", "display_podf", base + 0x68, 24); clks[IMX6SX_CLK_DCIC2] = imx_clk_gate2("dcic2", "display_podf", base + 0x68, 26); clks[IMX6SX_CLK_AIPS_TZ3] = imx_clk_gate2("aips_tz3", "ahb", base + 0x68, 30); /* CCGR1 */ clks[IMX6SX_CLK_ECSPI1] = imx_clk_gate2("ecspi1", "ecspi_podf", base + 0x6c, 0); clks[IMX6SX_CLK_ECSPI2] = imx_clk_gate2("ecspi2", "ecspi_podf", base + 0x6c, 2); clks[IMX6SX_CLK_ECSPI3] = imx_clk_gate2("ecspi3", "ecspi_podf", base + 0x6c, 4); clks[IMX6SX_CLK_ECSPI4] = imx_clk_gate2("ecspi4", "ecspi_podf", base + 0x6c, 6); clks[IMX6SX_CLK_ECSPI5] = imx_clk_gate2("ecspi5", "ecspi_podf", base + 0x6c, 8); clks[IMX6SX_CLK_EPIT1] = imx_clk_gate2("epit1", "perclk", base + 0x6c, 12); clks[IMX6SX_CLK_EPIT2] = imx_clk_gate2("epit2", "perclk", base + 0x6c, 14); clks[IMX6SX_CLK_ESAI_EXTAL] = imx_clk_gate2_shared("esai_extal", "esai_podf", base + 0x6c, 16, &share_count_esai); clks[IMX6SX_CLK_ESAI_IPG] = imx_clk_gate2_shared("esai_ipg", "ahb", base + 0x6c, 16, &share_count_esai); clks[IMX6SX_CLK_ESAI_MEM] = imx_clk_gate2_shared("esai_mem", "ahb", base + 0x6c, 16, &share_count_esai); clks[IMX6SX_CLK_WAKEUP] = imx_clk_gate2("wakeup", "ipg", base + 0x6c, 18); clks[IMX6SX_CLK_GPT_BUS] = imx_clk_gate2("gpt_bus", "perclk", base + 0x6c, 20); clks[IMX6SX_CLK_GPT_SERIAL] = imx_clk_gate2("gpt_serial", "perclk", base + 0x6c, 22); clks[IMX6SX_CLK_GPU] = imx_clk_gate2("gpu", "gpu_core_podf", base + 0x6c, 26); clks[IMX6SX_CLK_CANFD] = imx_clk_gate2("canfd", "can_podf", base + 0x6c, 30); /* CCGR2 */ clks[IMX6SX_CLK_CSI] = imx_clk_gate2("csi", "csi_podf", base + 0x70, 2); clks[IMX6SX_CLK_I2C1] = imx_clk_gate2("i2c1", "perclk", base + 0x70, 6); clks[IMX6SX_CLK_I2C2] = imx_clk_gate2("i2c2", "perclk", base + 0x70, 8); clks[IMX6SX_CLK_I2C3] = imx_clk_gate2("i2c3", "perclk", base + 0x70, 10); clks[IMX6SX_CLK_OCOTP] = imx_clk_gate2("ocotp", "ipg", base + 0x70, 12); clks[IMX6SX_CLK_IOMUXC] = imx_clk_gate2("iomuxc", "lcdif1_podf", base + 0x70, 14); clks[IMX6SX_CLK_IPMUX1] = imx_clk_gate2("ipmux1", "ahb", base + 0x70, 16); clks[IMX6SX_CLK_IPMUX2] = imx_clk_gate2("ipmux2", "ahb", base + 0x70, 18); clks[IMX6SX_CLK_IPMUX3] = imx_clk_gate2("ipmux3", "ahb", base + 0x70, 20); clks[IMX6SX_CLK_TZASC1] = imx_clk_gate2("tzasc1", "mmdc_podf", base + 0x70, 22); clks[IMX6SX_CLK_LCDIF_APB] = imx_clk_gate2("lcdif_apb", "display_podf", base + 0x70, 28); clks[IMX6SX_CLK_PXP_AXI] = imx_clk_gate2("pxp_axi", "display_podf", base + 0x70, 30); /* CCGR3 */ clks[IMX6SX_CLK_M4] = imx_clk_gate2("m4", "m4_podf", base + 0x74, 2); clks[IMX6SX_CLK_ENET] = imx_clk_gate2("enet", "ipg", base + 0x74, 4); clks[IMX6SX_CLK_ENET_AHB] = imx_clk_gate2("enet_ahb", "enet_sel", base + 0x74, 4); clks[IMX6SX_CLK_DISPLAY_AXI] = imx_clk_gate2("display_axi", "display_podf", base + 0x74, 6); clks[IMX6SX_CLK_LCDIF2_PIX] = imx_clk_gate2("lcdif2_pix", "lcdif2_sel", base + 0x74, 8); clks[IMX6SX_CLK_LCDIF1_PIX] = imx_clk_gate2("lcdif1_pix", "lcdif1_sel", base + 0x74, 10); clks[IMX6SX_CLK_LDB_DI0] = imx_clk_gate2("ldb_di0", "ldb_di0_div_sel", base + 0x74, 12); clks[IMX6SX_CLK_QSPI1] = imx_clk_gate2("qspi1", "qspi1_podf", base + 0x74, 14); clks[IMX6SX_CLK_MLB] = imx_clk_gate2("mlb", "ahb", base + 0x74, 18); clks[IMX6SX_CLK_MMDC_P0_FAST] = imx_clk_busy_gate("mmdc_p0_fast", "mmdc_podf", base + 0x74, 20); clks[IMX6SX_CLK_MMDC_P0_IPG] = imx_clk_gate2("mmdc_p0_ipg", "ipg", base + 0x74, 24); clks[IMX6SX_CLK_OCRAM] = imx_clk_busy_gate("ocram", "ocram_podf", base + 0x74, 28); /* CCGR4 */ clks[IMX6SX_CLK_PCIE_AXI] = imx_clk_gate2("pcie_axi", "display_podf", base + 0x78, 0); clks[IMX6SX_CLK_QSPI2] = imx_clk_gate2("qspi2", "qspi2_podf", base + 0x78, 10); clks[IMX6SX_CLK_PER1_BCH] = imx_clk_gate2("per1_bch", "usdhc3", base + 0x78, 12); clks[IMX6SX_CLK_PER2_MAIN] = imx_clk_gate2("per2_main", "ahb", base + 0x78, 14); clks[IMX6SX_CLK_PWM1] = imx_clk_gate2("pwm1", "perclk", base + 0x78, 16); clks[IMX6SX_CLK_PWM2] = imx_clk_gate2("pwm2", "perclk", base + 0x78, 18); clks[IMX6SX_CLK_PWM3] = imx_clk_gate2("pwm3", "perclk", base + 0x78, 20); clks[IMX6SX_CLK_PWM4] = imx_clk_gate2("pwm4", "perclk", base + 0x78, 22); clks[IMX6SX_CLK_GPMI_BCH_APB] = imx_clk_gate2("gpmi_bch_apb", "usdhc3", base + 0x78, 24); clks[IMX6SX_CLK_GPMI_BCH] = imx_clk_gate2("gpmi_bch", "usdhc4", base + 0x78, 26); clks[IMX6SX_CLK_GPMI_IO] = imx_clk_gate2("gpmi_io", "qspi2_podf", base + 0x78, 28); clks[IMX6SX_CLK_GPMI_APB] = imx_clk_gate2("gpmi_apb", "usdhc3", base + 0x78, 30); /* CCGR5 */ clks[IMX6SX_CLK_ROM] = imx_clk_gate2("rom", "ahb", base + 0x7c, 0); clks[IMX6SX_CLK_SDMA] = imx_clk_gate2("sdma", "ahb", base + 0x7c, 6); clks[IMX6SX_CLK_SPBA] = imx_clk_gate2("spba", "ipg", base + 0x7c, 12); clks[IMX6SX_CLK_AUDIO] = imx_clk_gate2_shared("audio", "audio_podf", base + 0x7c, 14, &share_count_audio); clks[IMX6SX_CLK_SPDIF] = imx_clk_gate2_shared("spdif", "spdif_podf", base + 0x7c, 14, &share_count_audio); clks[IMX6SX_CLK_SPDIF_GCLK] = imx_clk_gate2_shared("spdif_gclk", "ipg", base + 0x7c, 14, &share_count_audio); clks[IMX6SX_CLK_SSI1_IPG] = imx_clk_gate2_shared("ssi1_ipg", "ipg", base + 0x7c, 18, &share_count_ssi1); clks[IMX6SX_CLK_SSI2_IPG] = imx_clk_gate2_shared("ssi2_ipg", "ipg", base + 0x7c, 20, &share_count_ssi2); clks[IMX6SX_CLK_SSI3_IPG] = imx_clk_gate2_shared("ssi3_ipg", "ipg", base + 0x7c, 22, &share_count_ssi3); clks[IMX6SX_CLK_SSI1] = imx_clk_gate2_shared("ssi1", "ssi1_podf", base + 0x7c, 18, &share_count_ssi1); clks[IMX6SX_CLK_SSI2] = imx_clk_gate2_shared("ssi2", "ssi2_podf", base + 0x7c, 20, &share_count_ssi2); clks[IMX6SX_CLK_SSI3] = imx_clk_gate2_shared("ssi3", "ssi3_podf", base + 0x7c, 22, &share_count_ssi3); clks[IMX6SX_CLK_UART_IPG] = imx_clk_gate2("uart_ipg", "ipg", base + 0x7c, 24); clks[IMX6SX_CLK_UART_SERIAL] = imx_clk_gate2("uart_serial", "uart_podf", base + 0x7c, 26); clks[IMX6SX_CLK_SAI1_IPG] = imx_clk_gate2_shared("sai1_ipg", "ipg", base + 0x7c, 28, &share_count_sai1); clks[IMX6SX_CLK_SAI2_IPG] = imx_clk_gate2_shared("sai2_ipg", "ipg", base + 0x7c, 30, &share_count_sai2); clks[IMX6SX_CLK_SAI1] = imx_clk_gate2_shared("sai1", "ssi1_podf", base + 0x7c, 28, &share_count_sai1); clks[IMX6SX_CLK_SAI2] = imx_clk_gate2_shared("sai2", "ssi2_podf", base + 0x7c, 30, &share_count_sai2); /* CCGR6 */ clks[IMX6SX_CLK_USBOH3] = imx_clk_gate2("usboh3", "ipg", base + 0x80, 0); clks[IMX6SX_CLK_USDHC1] = imx_clk_gate2("usdhc1", "usdhc1_podf", base + 0x80, 2); clks[IMX6SX_CLK_USDHC2] = imx_clk_gate2("usdhc2", "usdhc2_podf", base + 0x80, 4); clks[IMX6SX_CLK_USDHC3] = imx_clk_gate2("usdhc3", "usdhc3_podf", base + 0x80, 6); clks[IMX6SX_CLK_USDHC4] = imx_clk_gate2("usdhc4", "usdhc4_podf", base + 0x80, 8); clks[IMX6SX_CLK_EIM_SLOW] = imx_clk_gate2("eim_slow", "eim_slow_podf", base + 0x80, 10); clks[IMX6SX_CLK_PWM8] = imx_clk_gate2("pwm8", "perclk", base + 0x80, 16); clks[IMX6SX_CLK_VADC] = imx_clk_gate2("vadc", "vid_podf", base + 0x80, 20); clks[IMX6SX_CLK_GIS] = imx_clk_gate2("gis", "display_podf", base + 0x80, 22); clks[IMX6SX_CLK_I2C4] = imx_clk_gate2("i2c4", "perclk", base + 0x80, 24); clks[IMX6SX_CLK_PWM5] = imx_clk_gate2("pwm5", "perclk", base + 0x80, 26); clks[IMX6SX_CLK_PWM6] = imx_clk_gate2("pwm6", "perclk", base + 0x80, 28); clks[IMX6SX_CLK_PWM7] = imx_clk_gate2("pwm7", "perclk", base + 0x80, 30); clks[IMX6SX_CLK_CKO1] = imx_clk_gate("cko1", "cko1_podf", base + 0x60, 7); clks[IMX6SX_CLK_CKO2] = imx_clk_gate("cko2", "cko2_podf", base + 0x60, 24); /* get those shared clk nodes if M4 is active */ if (imx_src_is_m4_enabled()) { u32 num; of_property_read_u32(np, "fsl,shared-clks-number", &num); if (num > MAX_SHARED_CLK_NUMBER) pr_err("clk: shared clk nodes exceed the max number!\n"); of_property_read_u32_array(np, "fsl,shared-clks-index", clks_shared, num); if (of_property_read_u32(np, "fsl,shared-mem-addr", &shared_mem_paddr)) pr_err("clk: fsl,shared-mem-addr NOT found!\n"); if (of_property_read_u32(np, "fsl,shared-mem-size", &shared_mem_size)) pr_err("clk: fsl,shared-mem-size NOT found!\n"); } /* mask handshake of mmdc */ writel_relaxed(BM_CCM_CCDR_MMDC_CH0_MASK, base + CCDR); for (i = 0; i < ARRAY_SIZE(clks); i++) if (IS_ERR(clks[i])) pr_err("i.MX6sx clk %d: register failed with %ld\n", i, PTR_ERR(clks[i])); /* * QSPI2/GPMI_IO share the same clock source but with the * different gate, need explicitely gate the QSPI2 & GPMI_IO * during the clock init phase according to the SOC design. */ if (!imx_src_is_m4_enabled()) { writel_relaxed(readl_relaxed(base + 0x78) & ~(3 << CCM_CCGR_OFFSET(5)), base + 0x78); writel_relaxed(readl_relaxed(base + 0x78) & ~(3 << CCM_CCGR_OFFSET(14)), base + 0x78); } clk_data.clks = clks; clk_data.clk_num = ARRAY_SIZE(clks); of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); /* * As some of the modules need to access ocotp in MSL, * need to make sure ocotp clk(CCM_CCGR2_CG6) is enabled * during MSL, as on i.MX6SX, accessing OCOTP registers * needs its clk on, it will be disabled by clk late * init and managed by ocotp driver. */ writel_relaxed(readl_relaxed(base + 0x70) | 1 << 12, base + 0x70); clk_register_clkdev(clks[IMX6SX_CLK_GPT_BUS], "ipg", "imx-gpt.0"); clk_register_clkdev(clks[IMX6SX_CLK_GPT_SERIAL], "per", "imx-gpt.0"); clk_register_clkdev(clks[IMX6SX_CLK_GPT_3M], "gpt_3m", "imx-gpt.0"); /* maintain M4 usecount */ if (imx_src_is_m4_enabled()) imx_clk_prepare_enable(clks[IMX6SX_CLK_M4]); /* set perclk to from OSC */ imx_clk_set_parent(clks[IMX6SX_CLK_PERCLK_SEL], clks[IMX6SX_CLK_OSC]); /* Set the default 132MHz for EIM module */ imx_clk_set_parent(clks[IMX6SX_CLK_EIM_SLOW_SEL], clks[IMX6SX_CLK_PLL2_PFD2]); imx_clk_set_rate(clks[IMX6SX_CLK_EIM_SLOW], 132000000); /* set parent clock for LCDIF1 pixel clock */ imx_clk_set_parent(clks[IMX6SX_CLK_LCDIF1_PRE_SEL], clks[IMX6SX_CLK_PLL5_VIDEO_DIV]); imx_clk_set_parent(clks[IMX6SX_CLK_LCDIF1_SEL], clks[IMX6SX_CLK_LCDIF1_PODF]); /* Set the parent clks of PCIe lvds1 and pcie_axi to be pcie ref, axi */ imx_clk_set_parent(clks[IMX6SX_CLK_LVDS1_SEL], clks[IMX6SX_CLK_PCIE_REF_125M]); imx_clk_set_parent(clks[IMX6SX_CLK_PCIE_AXI_SEL], clks[IMX6SX_CLK_AXI]); /* * Init enet system AHB clock, set to 200Mhz * pll2_pfd2_396m-> ENET_PODF-> ENET_AHB */ imx_clk_set_parent(clks[IMX6SX_CLK_ENET_PRE_SEL], clks[IMX6SX_CLK_PLL2_PFD2]); imx_clk_set_parent(clks[IMX6SX_CLK_ENET_SEL], clks[IMX6SX_CLK_ENET_PODF]); imx_clk_set_rate(clks[IMX6SX_CLK_ENET_PODF], 200000000); imx_clk_set_rate(clks[IMX6SX_CLK_ENET_REF], 125000000); imx_clk_set_rate(clks[IMX6SX_CLK_ENET2_REF], 125000000); /* Audio clocks */ imx_clk_set_rate(clks[IMX6SX_CLK_PLL4_AUDIO_DIV], 393216000); imx_clk_set_parent(clks[IMX6SX_CLK_SPDIF_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]); imx_clk_set_rate(clks[IMX6SX_CLK_SPDIF_PODF], 98304000); imx_clk_set_parent(clks[IMX6SX_CLK_AUDIO_SEL], clks[IMX6SX_CLK_PLL3_USB_OTG]); imx_clk_set_rate(clks[IMX6SX_CLK_AUDIO_PODF], 24000000); imx_clk_set_parent(clks[IMX6SX_CLK_SSI1_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]); imx_clk_set_parent(clks[IMX6SX_CLK_SSI2_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]); imx_clk_set_parent(clks[IMX6SX_CLK_SSI3_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]); imx_clk_set_rate(clks[IMX6SX_CLK_SSI1_PODF], 24576000); imx_clk_set_rate(clks[IMX6SX_CLK_SSI2_PODF], 24576000); imx_clk_set_rate(clks[IMX6SX_CLK_SSI3_PODF], 24576000); imx_clk_set_parent(clks[IMX6SX_CLK_ESAI_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]); imx_clk_set_rate(clks[IMX6SX_CLK_ESAI_PODF], 24576000); /* Set parent clock for vadc */ imx_clk_set_parent(clks[IMX6SX_CLK_VID_SEL], clks[IMX6SX_CLK_PLL3_USB_OTG]); /* Update gpu clock from default 528M to 720M */ imx_clk_set_parent(clks[IMX6SX_CLK_GPU_CORE_SEL], clks[IMX6SX_CLK_PLL3_PFD0]); imx_clk_set_parent(clks[IMX6SX_CLK_GPU_AXI_SEL], clks[IMX6SX_CLK_PLL3_PFD0]); /* Set the UART parent if needed. */ if (uart_from_osc) imx_clk_set_parent(clks[IMX6SX_CLK_UART_SEL], clks[IMX6SX_CLK_OSC]); else imx_clk_set_parent(clks[IMX6SX_CLK_UART_SEL], clks[IMX6SX_CLK_PLL3_80M]); /* pll2_bus is the best parent of QSPI clock */ imx_clk_set_parent(clks[IMX6SX_CLK_QSPI1_SEL], clks[IMX6SX_CLK_PLL2_BUS]); imx_clk_set_parent(clks[IMX6SX_CLK_QSPI2_SEL], clks[IMX6SX_CLK_PLL2_BUS]); if (!imx_src_is_m4_enabled()) /* default parent of can_sel clock is invalid, manually set it here */ imx_clk_set_parent(clks[IMX6SX_CLK_CAN_SEL], clks[IMX6SX_CLK_PLL3_60M]); /* * Enable clocks only after both parent and rate are all initialized * as needed */ for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) imx_clk_prepare_enable(clks[clks_init_on[i]]); if (IS_ENABLED(CONFIG_USB_MXS_PHY)) { imx_clk_prepare_enable(clks[IMX6SX_CLK_USBPHY1_GATE]); imx_clk_prepare_enable(clks[IMX6SX_CLK_USBPHY2_GATE]); } /* Set initial power mode */ imx6q_set_lpm(WAIT_CLOCKED); np = of_find_compatible_node(NULL, NULL, "fsl,imx6sx-gpt"); mxc_timer_init_dt(np); } CLK_OF_DECLARE(imx6sx, "fsl,imx6sx-ccm", imx6sx_clocks_init); int imx_update_shared_mem(struct clk_hw *hw, bool enable) { int i; for (i = 0; i < ARRAY_SIZE(clks_shared); i++) { if (shared_mem->imx_clk[i].self == hw->clk) break; } if (i >= ARRAY_SIZE(clks_shared)) return 1; /* update ca9 clk status in shared memory */ if (enable) shared_mem->imx_clk[i].ca9_enabled = 1; else shared_mem->imx_clk[i].ca9_enabled = 0; if (shared_mem->imx_clk[i].cm4_enabled == 0) return 1; return 0; } static int __init imx_amp_power_init(void) { int i; void __iomem *shared_mem_base; if (!(imx_src_is_m4_enabled() && cpu_is_imx6sx())) return 0; amp_power_mutex = imx_sema4_mutex_create(0, MCC_POWER_SHMEM_NUMBER); shared_mem_base = ioremap_nocache(shared_mem_paddr, shared_mem_size); if (!amp_power_mutex) { pr_err("Failed to create sema4 mutex!\n"); return 0; } shared_mem = (struct imx_shared_mem *)shared_mem_base; for (i = 0; i < ARRAY_SIZE(clks_shared); i++) { shared_mem->imx_clk[i].self = clks[clks_shared[i]]; shared_mem->imx_clk[i].ca9_enabled = 1; pr_debug("%d: name %s, addr 0x%x\n", i, __clk_get_name(shared_mem->imx_clk[i].self), (u32)&(shared_mem->imx_clk[i])); } /* enable amp power management */ shared_mem->ca9_valid = SHARED_MEM_MAGIC_NUMBER; pr_info("A9-M4 sema4 num %d, A9-M4 magic number 0x%x - 0x%x.\n", amp_power_mutex->gate_num, shared_mem->ca9_valid, shared_mem->cm4_valid); return 0; } late_initcall(imx_amp_power_init);