356 lines
17 KiB
C
356 lines
17 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright 2021 NXP.
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*/
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#include <linux/clk-provider.h>
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#include <linux/err.h>
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#include <linux/io.h>
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#include <linux/module.h>
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#include <linux/of_address.h>
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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#include <linux/types.h>
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#include <dt-bindings/clock/imx93-clock.h>
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#include "clk.h"
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enum clk_sel {
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LOW_SPEED_IO_SEL,
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NON_IO_SEL,
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FAST_SEL,
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AUDIO_SEL,
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VIDEO_SEL,
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TPM_SEL,
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CKO1_SEL,
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CKO2_SEL,
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MISC_SEL,
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MAX_SEL
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};
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static u32 share_count_sai1;
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static u32 share_count_sai2;
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static u32 share_count_sai3;
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static u32 share_count_mub;
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static const char *parent_names[MAX_SEL][4] = {
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{"osc_24m", "sys_pll_pfd0_div2", "sys_pll_pfd1_div2", "video_pll"},
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{"osc_24m", "sys_pll_pfd0_div2", "sys_pll_pfd1_div2", "sys_pll_pfd2_div2"},
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{"osc_24m", "sys_pll_pfd0", "sys_pll_pfd1", "sys_pll_pfd2"},
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{"osc_24m", "audio_pll", "video_pll", "clk_ext1"},
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{"osc_24m", "audio_pll", "video_pll", "sys_pll_pfd0"},
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{"osc_24m", "sys_pll_pfd0", "audio_pll", "clk_ext1"},
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{"osc_24m", "sys_pll_pfd0", "sys_pll_pfd1", "audio_pll"},
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{"osc_24m", "sys_pll_pfd0", "sys_pll_pfd1", "video_pll"},
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{"osc_24m", "audio_pll", "video_pll", "sys_pll_pfd2"},
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};
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static const struct imx93_clk_root {
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u32 clk;
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char *name;
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u32 off;
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enum clk_sel sel;
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unsigned long flags;
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} root_array[] = {
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/* a55/m33/bus critical clk for system run */
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{ IMX93_CLK_A55_PERIPH, "a55_periph_root", 0x0000, FAST_SEL, CLK_IS_CRITICAL },
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{ IMX93_CLK_A55_MTR_BUS, "a55_mtr_bus_root", 0x0080, LOW_SPEED_IO_SEL, CLK_IS_CRITICAL },
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{ IMX93_CLK_A55, "a55_root", 0x0100, FAST_SEL, CLK_IS_CRITICAL },
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{ IMX93_CLK_M33, "m33_root", 0x0180, LOW_SPEED_IO_SEL, CLK_IS_CRITICAL },
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{ IMX93_CLK_BUS_WAKEUP, "bus_wakeup_root", 0x0280, LOW_SPEED_IO_SEL, CLK_IS_CRITICAL },
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{ IMX93_CLK_BUS_AON, "bus_aon_root", 0x0300, LOW_SPEED_IO_SEL, CLK_IS_CRITICAL },
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{ IMX93_CLK_WAKEUP_AXI, "wakeup_axi_root", 0x0380, FAST_SEL, CLK_IS_CRITICAL },
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{ IMX93_CLK_SWO_TRACE, "swo_trace_root", 0x0400, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_M33_SYSTICK, "m33_systick_root", 0x0480, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_FLEXIO1, "flexio1_root", 0x0500, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_FLEXIO2, "flexio2_root", 0x0580, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPIT1, "lpit1_root", 0x0600, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPIT2, "lpit2_root", 0x0680, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPTMR1, "lptmr1_root", 0x0700, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPTMR2, "lptmr2_root", 0x0780, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_TPM1, "tpm1_root", 0x0800, TPM_SEL, },
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{ IMX93_CLK_TPM2, "tpm2_root", 0x0880, TPM_SEL, },
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{ IMX93_CLK_TPM3, "tpm3_root", 0x0900, TPM_SEL, },
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{ IMX93_CLK_TPM4, "tpm4_root", 0x0980, TPM_SEL, },
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{ IMX93_CLK_TPM5, "tpm5_root", 0x0a00, TPM_SEL, },
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{ IMX93_CLK_TPM6, "tpm6_root", 0x0a80, TPM_SEL, },
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{ IMX93_CLK_FLEXSPI1, "flexspi1_root", 0x0b00, FAST_SEL, },
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{ IMX93_CLK_CAN1, "can1_root", 0x0b80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_CAN2, "can2_root", 0x0c00, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPUART1, "lpuart1_root", 0x0c80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPUART2, "lpuart2_root", 0x0d00, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPUART3, "lpuart3_root", 0x0d80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPUART4, "lpuart4_root", 0x0e00, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPUART5, "lpuart5_root", 0x0e80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPUART6, "lpuart6_root", 0x0f00, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPUART7, "lpuart7_root", 0x0f80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPUART8, "lpuart8_root", 0x1000, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPI2C1, "lpi2c1_root", 0x1080, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPI2C2, "lpi2c2_root", 0x1100, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPI2C3, "lpi2c3_root", 0x1180, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPI2C4, "lpi2c4_root", 0x1200, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPI2C5, "lpi2c5_root", 0x1280, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPI2C6, "lpi2c6_root", 0x1300, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPI2C7, "lpi2c7_root", 0x1380, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPI2C8, "lpi2c8_root", 0x1400, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPSPI1, "lpspi1_root", 0x1480, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPSPI2, "lpspi2_root", 0x1500, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPSPI3, "lpspi3_root", 0x1580, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPSPI4, "lpspi4_root", 0x1600, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPSPI5, "lpspi5_root", 0x1680, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPSPI6, "lpspi6_root", 0x1700, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPSPI7, "lpspi7_root", 0x1780, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_LPSPI8, "lpspi8_root", 0x1800, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_I3C1, "i3c1_root", 0x1880, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_I3C2, "i3c2_root", 0x1900, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_USDHC1, "usdhc1_root", 0x1980, FAST_SEL, },
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{ IMX93_CLK_USDHC2, "usdhc2_root", 0x1a00, FAST_SEL, },
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{ IMX93_CLK_USDHC3, "usdhc3_root", 0x1a80, FAST_SEL, },
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{ IMX93_CLK_SAI1, "sai1_root", 0x1b00, AUDIO_SEL, },
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{ IMX93_CLK_SAI2, "sai2_root", 0x1b80, AUDIO_SEL, },
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{ IMX93_CLK_SAI3, "sai3_root", 0x1c00, AUDIO_SEL, },
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{ IMX93_CLK_CCM_CKO1, "ccm_cko1_root", 0x1c80, CKO1_SEL, },
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{ IMX93_CLK_CCM_CKO2, "ccm_cko2_root", 0x1d00, CKO2_SEL, },
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{ IMX93_CLK_CCM_CKO3, "ccm_cko3_root", 0x1d80, CKO1_SEL, },
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{ IMX93_CLK_CCM_CKO4, "ccm_cko4_root", 0x1e00, CKO2_SEL, },
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{ IMX93_CLK_HSIO, "hsio_root", 0x1e80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_HSIO_USB_TEST_60M, "hsio_usb_test_60m_root", 0x1f00, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_HSIO_ACSCAN_80M, "hsio_acscan_80m_root", 0x1f80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_HSIO_ACSCAN_480M, "hsio_acscan_480m_root", 0x2000, MISC_SEL, },
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{ IMX93_CLK_ML_APB, "ml_apb_root", 0x2180, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_ML, "ml_root", 0x2200, FAST_SEL, },
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{ IMX93_CLK_MEDIA_AXI, "media_axi_root", 0x2280, FAST_SEL, },
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{ IMX93_CLK_MEDIA_APB, "media_apb_root", 0x2300, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_MEDIA_LDB, "media_ldb_root", 0x2380, VIDEO_SEL, },
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{ IMX93_CLK_MEDIA_DISP_PIX, "media_disp_pix_root", 0x2400, VIDEO_SEL, },
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{ IMX93_CLK_CAM_PIX, "cam_pix_root", 0x2480, VIDEO_SEL, },
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{ IMX93_CLK_MIPI_TEST_BYTE, "mipi_test_byte_root", 0x2500, VIDEO_SEL, },
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{ IMX93_CLK_MIPI_PHY_CFG, "mipi_phy_cfg_root", 0x2580, VIDEO_SEL, },
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{ IMX93_CLK_ADC, "adc_root", 0x2700, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_PDM, "pdm_root", 0x2780, AUDIO_SEL, },
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{ IMX93_CLK_TSTMR1, "tstmr1_root", 0x2800, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_TSTMR2, "tstmr2_root", 0x2880, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_MQS1, "mqs1_root", 0x2900, AUDIO_SEL, },
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{ IMX93_CLK_MQS2, "mqs2_root", 0x2980, AUDIO_SEL, },
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{ IMX93_CLK_AUDIO_XCVR, "audio_xcvr_root", 0x2a00, NON_IO_SEL, },
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{ IMX93_CLK_SPDIF, "spdif_root", 0x2a80, AUDIO_SEL, },
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{ IMX93_CLK_ENET, "enet_root", 0x2b00, NON_IO_SEL, },
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{ IMX93_CLK_ENET_TIMER1, "enet_timer1_root", 0x2b80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_ENET_TIMER2, "enet_timer2_root", 0x2c00, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_ENET_REF, "enet_ref_root", 0x2c80, NON_IO_SEL, },
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{ IMX93_CLK_ENET_REF_PHY, "enet_ref_phy_root", 0x2d00, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_I3C1_SLOW, "i3c1_slow_root", 0x2d80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_I3C2_SLOW, "i3c2_slow_root", 0x2e00, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_USB_PHY_BURUNIN, "usb_phy_root", 0x2e80, LOW_SPEED_IO_SEL, },
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{ IMX93_CLK_PAL_CAME_SCAN, "pal_came_scan_root", 0x2f00, MISC_SEL, }
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};
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static const struct imx93_clk_ccgr {
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u32 clk;
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char *name;
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char *parent_name;
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u32 off;
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unsigned long flags;
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u32 *shared_count;
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} ccgr_array[] = {
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{ IMX93_CLK_A55_GATE, "a55", "a55_root", 0x8000, },
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/* M33 critical clk for system run */
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{ IMX93_CLK_CM33_GATE, "cm33", "m33_root", 0x8040, CLK_IS_CRITICAL },
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{ IMX93_CLK_ADC1_GATE, "adc1", "adc_root", 0x82c0, },
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{ IMX93_CLK_WDOG1_GATE, "wdog1", "osc_24m", 0x8300, },
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{ IMX93_CLK_WDOG2_GATE, "wdog2", "osc_24m", 0x8340, },
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{ IMX93_CLK_WDOG3_GATE, "wdog3", "osc_24m", 0x8380, },
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{ IMX93_CLK_WDOG4_GATE, "wdog4", "osc_24m", 0x83c0, },
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{ IMX93_CLK_WDOG5_GATE, "wdog5", "osc_24m", 0x8400, },
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{ IMX93_CLK_SEMA1_GATE, "sema1", "bus_aon_root", 0x8440, },
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{ IMX93_CLK_SEMA2_GATE, "sema2", "bus_wakeup_root", 0x8480, },
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{ IMX93_CLK_MU1_A_GATE, "mu1_a", "bus_aon_root", 0x84c0, CLK_IGNORE_UNUSED },
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{ IMX93_CLK_MU2_A_GATE, "mu2_a", "bus_wakeup_root", 0x84c0, CLK_IGNORE_UNUSED },
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{ IMX93_CLK_MU1_B_GATE, "mu1_b", "bus_aon_root", 0x8500, 0, &share_count_mub },
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{ IMX93_CLK_MU2_B_GATE, "mu2_b", "bus_wakeup_root", 0x8500, 0, &share_count_mub },
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{ IMX93_CLK_EDMA1_GATE, "edma1", "m33_root", 0x8540, },
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{ IMX93_CLK_EDMA2_GATE, "edma2", "wakeup_axi_root", 0x8580, },
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{ IMX93_CLK_FLEXSPI1_GATE, "flexspi1", "flexspi1_root", 0x8640, },
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{ IMX93_CLK_GPIO1_GATE, "gpio1", "m33_root", 0x8880, },
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{ IMX93_CLK_GPIO2_GATE, "gpio2", "bus_wakeup_root", 0x88c0, },
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{ IMX93_CLK_GPIO3_GATE, "gpio3", "bus_wakeup_root", 0x8900, },
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{ IMX93_CLK_GPIO4_GATE, "gpio4", "bus_wakeup_root", 0x8940, },
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{ IMX93_CLK_FLEXIO1_GATE, "flexio1", "flexio1_root", 0x8980, },
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{ IMX93_CLK_FLEXIO2_GATE, "flexio2", "flexio2_root", 0x89c0, },
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{ IMX93_CLK_LPIT1_GATE, "lpit1", "lpit1_root", 0x8a00, },
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{ IMX93_CLK_LPIT2_GATE, "lpit2", "lpit2_root", 0x8a40, },
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{ IMX93_CLK_LPTMR1_GATE, "lptmr1", "lptmr1_root", 0x8a80, },
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{ IMX93_CLK_LPTMR2_GATE, "lptmr2", "lptmr2_root", 0x8ac0, },
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{ IMX93_CLK_TPM1_GATE, "tpm1", "tpm1_root", 0x8b00, },
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{ IMX93_CLK_TPM2_GATE, "tpm2", "tpm2_root", 0x8b40, },
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{ IMX93_CLK_TPM3_GATE, "tpm3", "tpm3_root", 0x8b80, },
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{ IMX93_CLK_TPM4_GATE, "tpm4", "tpm4_root", 0x8bc0, },
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{ IMX93_CLK_TPM5_GATE, "tpm5", "tpm5_root", 0x8c00, },
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{ IMX93_CLK_TPM6_GATE, "tpm6", "tpm6_root", 0x8c40, },
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{ IMX93_CLK_CAN1_GATE, "can1", "can1_root", 0x8c80, },
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{ IMX93_CLK_CAN2_GATE, "can2", "can2_root", 0x8cc0, },
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{ IMX93_CLK_LPUART1_GATE, "lpuart1", "lpuart1_root", 0x8d00, },
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{ IMX93_CLK_LPUART2_GATE, "lpuart2", "lpuart2_root", 0x8d40, },
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{ IMX93_CLK_LPUART3_GATE, "lpuart3", "lpuart3_root", 0x8d80, },
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{ IMX93_CLK_LPUART4_GATE, "lpuart4", "lpuart4_root", 0x8dc0, },
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{ IMX93_CLK_LPUART5_GATE, "lpuart5", "lpuart5_root", 0x8e00, },
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{ IMX93_CLK_LPUART6_GATE, "lpuart6", "lpuart6_root", 0x8e40, },
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{ IMX93_CLK_LPUART7_GATE, "lpuart7", "lpuart7_root", 0x8e80, },
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{ IMX93_CLK_LPUART8_GATE, "lpuart8", "lpuart8_root", 0x8ec0, },
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{ IMX93_CLK_LPI2C1_GATE, "lpi2c1", "lpi2c1_root", 0x8f00, },
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{ IMX93_CLK_LPI2C2_GATE, "lpi2c2", "lpi2c2_root", 0x8f40, },
|
||
|
|
{ IMX93_CLK_LPI2C3_GATE, "lpi2c3", "lpi2c3_root", 0x8f80, },
|
||
|
|
{ IMX93_CLK_LPI2C4_GATE, "lpi2c4", "lpi2c4_root", 0x8fc0, },
|
||
|
|
{ IMX93_CLK_LPI2C5_GATE, "lpi2c5", "lpi2c5_root", 0x9000, },
|
||
|
|
{ IMX93_CLK_LPI2C6_GATE, "lpi2c6", "lpi2c6_root", 0x9040, },
|
||
|
|
{ IMX93_CLK_LPI2C7_GATE, "lpi2c7", "lpi2c7_root", 0x9080, },
|
||
|
|
{ IMX93_CLK_LPI2C8_GATE, "lpi2c8", "lpi2c8_root", 0x90c0, },
|
||
|
|
{ IMX93_CLK_LPSPI1_GATE, "lpspi1", "lpspi1_root", 0x9100, },
|
||
|
|
{ IMX93_CLK_LPSPI2_GATE, "lpspi2", "lpspi2_root", 0x9140, },
|
||
|
|
{ IMX93_CLK_LPSPI3_GATE, "lpspi3", "lpspi3_root", 0x9180, },
|
||
|
|
{ IMX93_CLK_LPSPI4_GATE, "lpspi4", "lpspi4_root", 0x91c0, },
|
||
|
|
{ IMX93_CLK_LPSPI5_GATE, "lpspi5", "lpspi5_root", 0x9200, },
|
||
|
|
{ IMX93_CLK_LPSPI6_GATE, "lpspi6", "lpspi6_root", 0x9240, },
|
||
|
|
{ IMX93_CLK_LPSPI7_GATE, "lpspi7", "lpspi7_root", 0x9280, },
|
||
|
|
{ IMX93_CLK_LPSPI8_GATE, "lpspi8", "lpspi8_root", 0x92c0, },
|
||
|
|
{ IMX93_CLK_I3C1_GATE, "i3c1", "i3c1_root", 0x9300, },
|
||
|
|
{ IMX93_CLK_I3C2_GATE, "i3c2", "i3c2_root", 0x9340, },
|
||
|
|
{ IMX93_CLK_USDHC1_GATE, "usdhc1", "usdhc1_root", 0x9380, },
|
||
|
|
{ IMX93_CLK_USDHC2_GATE, "usdhc2", "usdhc2_root", 0x93c0, },
|
||
|
|
{ IMX93_CLK_USDHC3_GATE, "usdhc3", "usdhc3_root", 0x9400, },
|
||
|
|
{ IMX93_CLK_SAI1_GATE, "sai1", "sai1_root", 0x9440, 0, &share_count_sai1},
|
||
|
|
{ IMX93_CLK_SAI1_IPG, "sai1_ipg_clk", "bus_aon_root", 0x9440, 0, &share_count_sai1},
|
||
|
|
{ IMX93_CLK_SAI2_GATE, "sai2", "sai2_root", 0x9480, 0, &share_count_sai2},
|
||
|
|
{ IMX93_CLK_SAI2_IPG, "sai2_ipg_clk", "bus_wakeup_root", 0x9480, 0, &share_count_sai2},
|
||
|
|
{ IMX93_CLK_SAI3_GATE, "sai3", "sai3_root", 0x94c0, 0, &share_count_sai3},
|
||
|
|
{ IMX93_CLK_SAI3_IPG, "sai3_ipg_clk", "bus_wakeup_root", 0x94c0, 0, &share_count_sai3},
|
||
|
|
{ IMX93_CLK_MIPI_CSI_GATE, "mipi_csi", "media_apb_root", 0x9580, },
|
||
|
|
{ IMX93_CLK_MIPI_DSI_GATE, "mipi_dsi", "media_apb_root", 0x95c0, },
|
||
|
|
{ IMX93_CLK_LVDS_GATE, "lvds", "media_ldb_root", 0x9600, },
|
||
|
|
{ IMX93_CLK_LCDIF_GATE, "lcdif", "media_apb_root", 0x9640, },
|
||
|
|
{ IMX93_CLK_PXP_GATE, "pxp", "media_apb_root", 0x9680, },
|
||
|
|
{ IMX93_CLK_ISI_GATE, "isi", "media_apb_root", 0x96c0, },
|
||
|
|
{ IMX93_CLK_NIC_MEDIA_GATE, "nic_media", "media_axi_root", 0x9700, },
|
||
|
|
{ IMX93_CLK_USB_CONTROLLER_GATE, "usb_controller", "hsio_root", 0x9a00, },
|
||
|
|
{ IMX93_CLK_USB_TEST_60M_GATE, "usb_test_60m", "hsio_usb_test_60m_root", 0x9a40, },
|
||
|
|
{ IMX93_CLK_HSIO_TROUT_24M_GATE, "hsio_trout_24m", "osc_24m", 0x9a80, },
|
||
|
|
{ IMX93_CLK_PDM_GATE, "pdm", "pdm_root", 0x9ac0, },
|
||
|
|
{ IMX93_CLK_MQS1_GATE, "mqs1", "sai1_root", 0x9b00, },
|
||
|
|
{ IMX93_CLK_MQS2_GATE, "mqs2", "sai3_root", 0x9b40, },
|
||
|
|
{ IMX93_CLK_AUD_XCVR_GATE, "aud_xcvr", "audio_xcvr_root", 0x9b80, },
|
||
|
|
{ IMX93_CLK_SPDIF_GATE, "spdif", "spdif_root", 0x9c00, },
|
||
|
|
{ IMX93_CLK_HSIO_32K_GATE, "hsio_32k", "osc_32k", 0x9dc0, },
|
||
|
|
{ IMX93_CLK_ENET1_GATE, "enet1", "wakeup_axi_root", 0x9e00, },
|
||
|
|
{ IMX93_CLK_ENET_QOS_GATE, "enet_qos", "wakeup_axi_root", 0x9e40, },
|
||
|
|
{ IMX93_CLK_SYS_CNT_GATE, "sys_cnt", "osc_24m", 0x9e80, },
|
||
|
|
{ IMX93_CLK_TSTMR1_GATE, "tstmr1", "bus_aon_root", 0x9ec0, },
|
||
|
|
{ IMX93_CLK_TSTMR2_GATE, "tstmr2", "bus_wakeup_root", 0x9f00, },
|
||
|
|
{ IMX93_CLK_TMC_GATE, "tmc", "osc_24m", 0x9f40, },
|
||
|
|
{ IMX93_CLK_PMRO_GATE, "pmro", "osc_24m", 0x9f80, }
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct clk_hw_onecell_data *clk_hw_data;
|
||
|
|
static struct clk_hw **clks;
|
||
|
|
|
||
|
|
static int imx93_clocks_probe(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
struct device *dev = &pdev->dev;
|
||
|
|
struct device_node *np = dev->of_node;
|
||
|
|
const struct imx93_clk_root *root;
|
||
|
|
const struct imx93_clk_ccgr *ccgr;
|
||
|
|
void __iomem *base, *anatop_base;
|
||
|
|
int i, ret;
|
||
|
|
|
||
|
|
clk_hw_data = devm_kzalloc(dev, struct_size(clk_hw_data, hws,
|
||
|
|
IMX93_CLK_END), GFP_KERNEL);
|
||
|
|
if (!clk_hw_data)
|
||
|
|
return -ENOMEM;
|
||
|
|
|
||
|
|
clk_hw_data->num = IMX93_CLK_END;
|
||
|
|
clks = clk_hw_data->hws;
|
||
|
|
|
||
|
|
clks[IMX93_CLK_DUMMY] = imx_clk_hw_fixed("dummy", 0);
|
||
|
|
clks[IMX93_CLK_24M] = imx_obtain_fixed_clk_hw(np, "osc_24m");
|
||
|
|
clks[IMX93_CLK_32K] = imx_obtain_fixed_clk_hw(np, "osc_32k");
|
||
|
|
clks[IMX93_CLK_EXT1] = imx_obtain_fixed_clk_hw(np, "clk_ext1");
|
||
|
|
|
||
|
|
clks[IMX93_CLK_SYS_PLL_PFD0] = imx_clk_hw_fixed("sys_pll_pfd0", 1000000000);
|
||
|
|
clks[IMX93_CLK_SYS_PLL_PFD0_DIV2] = imx_clk_hw_fixed_factor("sys_pll_pfd0_div2",
|
||
|
|
"sys_pll_pfd0", 1, 2);
|
||
|
|
clks[IMX93_CLK_SYS_PLL_PFD1] = imx_clk_hw_fixed("sys_pll_pfd1", 800000000);
|
||
|
|
clks[IMX93_CLK_SYS_PLL_PFD1_DIV2] = imx_clk_hw_fixed_factor("sys_pll_pfd1_div2",
|
||
|
|
"sys_pll_pfd1", 1, 2);
|
||
|
|
clks[IMX93_CLK_SYS_PLL_PFD2] = imx_clk_hw_fixed("sys_pll_pfd2", 625000000);
|
||
|
|
clks[IMX93_CLK_SYS_PLL_PFD2_DIV2] = imx_clk_hw_fixed_factor("sys_pll_pfd2_div2",
|
||
|
|
"sys_pll_pfd2", 1, 2);
|
||
|
|
|
||
|
|
np = of_find_compatible_node(NULL, NULL, "fsl,imx93-anatop");
|
||
|
|
anatop_base = devm_of_iomap(dev, np, 0, NULL);
|
||
|
|
of_node_put(np);
|
||
|
|
if (WARN_ON(IS_ERR(anatop_base))) {
|
||
|
|
ret = PTR_ERR(anatop_base);
|
||
|
|
goto unregister_hws;
|
||
|
|
}
|
||
|
|
|
||
|
|
clks[IMX93_CLK_AUDIO_PLL] = imx_clk_fracn_gppll("audio_pll", "osc_24m", anatop_base + 0x1200,
|
||
|
|
&imx_fracn_gppll);
|
||
|
|
clks[IMX93_CLK_VIDEO_PLL] = imx_clk_fracn_gppll("video_pll", "osc_24m", anatop_base + 0x1400,
|
||
|
|
&imx_fracn_gppll);
|
||
|
|
|
||
|
|
np = dev->of_node;
|
||
|
|
base = devm_platform_ioremap_resource(pdev, 0);
|
||
|
|
if (WARN_ON(IS_ERR(base))) {
|
||
|
|
ret = PTR_ERR(base);
|
||
|
|
goto unregister_hws;
|
||
|
|
}
|
||
|
|
|
||
|
|
for (i = 0; i < ARRAY_SIZE(root_array); i++) {
|
||
|
|
root = &root_array[i];
|
||
|
|
clks[root->clk] = imx93_clk_composite_flags(root->name,
|
||
|
|
parent_names[root->sel],
|
||
|
|
4, base + root->off, 3,
|
||
|
|
root->flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
for (i = 0; i < ARRAY_SIZE(ccgr_array); i++) {
|
||
|
|
ccgr = &ccgr_array[i];
|
||
|
|
clks[ccgr->clk] = imx93_clk_gate(NULL, ccgr->name, ccgr->parent_name,
|
||
|
|
ccgr->flags, base + ccgr->off, 0, 1, 1, 3,
|
||
|
|
ccgr->shared_count);
|
||
|
|
}
|
||
|
|
|
||
|
|
imx_check_clk_hws(clks, IMX93_CLK_END);
|
||
|
|
|
||
|
|
ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, clk_hw_data);
|
||
|
|
if (ret < 0) {
|
||
|
|
dev_err(dev, "failed to register clks for i.MX93\n");
|
||
|
|
goto unregister_hws;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
unregister_hws:
|
||
|
|
imx_unregister_hw_clocks(clks, IMX93_CLK_END);
|
||
|
|
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct of_device_id imx93_clk_of_match[] = {
|
||
|
|
{ .compatible = "fsl,imx93-ccm" },
|
||
|
|
{ /* Sentinel */ },
|
||
|
|
};
|
||
|
|
MODULE_DEVICE_TABLE(of, imx93_clk_of_match);
|
||
|
|
|
||
|
|
static struct platform_driver imx93_clk_driver = {
|
||
|
|
.probe = imx93_clocks_probe,
|
||
|
|
.driver = {
|
||
|
|
.name = "imx93-ccm",
|
||
|
|
.suppress_bind_attrs = true,
|
||
|
|
.of_match_table = imx93_clk_of_match,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
module_platform_driver(imx93_clk_driver);
|
||
|
|
|
||
|
|
MODULE_DESCRIPTION("NXP i.MX93 clock driver");
|
||
|
|
MODULE_LICENSE("GPL v2");
|