696 lines
21 KiB
C
696 lines
21 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#include <linux/delay.h>
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#include <linux/of_address.h>
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#include <linux/slab.h>
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#include "clk-fmeter.h"
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#include "clkchk.h"
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#include "clkdbg.h"
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#define SUBSYS_PLL_NUM 4
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//static DEFINE_SPINLOCK(pdn_lock);
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//#define pdn_lock(flags) spin_lock_irqsave(&pdn_lock, flags)
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//#define pdn_unlock(flags) spin_unlock_irqrestore(&pdn_lock, flags)
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static DEFINE_SPINLOCK(meter_lock);
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#define fmeter_lock(flags) spin_lock_irqsave(&meter_lock, flags)
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#define fmeter_unlock(flags) spin_unlock_irqrestore(&meter_lock, flags)
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/*
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static DEFINE_SPINLOCK(subsys_meter_lock);
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#define subsys_fmeter_lock(flags) \
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spin_lock_irqsave(&subsys_meter_lock, flags)
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#define subsys_fmeter_unlock(flags) \
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spin_unlock_irqrestore(&subsys_meter_lock, flags)
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*/
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/*
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* clkdbg fmeter
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*/
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#define clk_readl(addr) readl(addr)
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#define clk_writel(addr, val) \
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do { writel(val, addr); wmb(); } while (0) /* sync write */
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#define FMCLK3(_t, _i, _n, _o, _g) { .type = _t, \
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.id = _i, .name = _n, .ofs = _o, .grp = _g}
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#define FMCLK2(_t, _i, _n, _o, _p) { .type = _t, \
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.id = _i, .name = _n, .ofs = _o, .pdn = _p}
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#define FMCLK(_t, _i, _n) { .type = _t, .id = _i, .name = _n}
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static struct fmeter_clk *fm_all_clks;
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static struct fm_subsys *fm_sub_clks;
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static unsigned int fm_clk_cnt;
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static const struct fmeter_clk fclks[] = {
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/* CKGEN Part */
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FMCLK2(CKGEN, FM_AXI_CK, "fm_axi_ck", 0x0010, 7),
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FMCLK2(CKGEN, FM_SPM_CK, "fm_spm_ck", 0x0010, 15),
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FMCLK2(CKGEN, FM_SCP_CK, "fm_scp_ck", 0x0010, 23),
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FMCLK2(CKGEN, FM_BUS_CK, "fm_bus_ck", 0x0010, 31),
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FMCLK2(CKGEN, FM_DISP0_CK, "fm_disp0_ck", 0x0020, 7),
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FMCLK2(CKGEN, FM_MDP0_CK, "fm_mdp0_ck", 0x0020, 15),
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FMCLK2(CKGEN, FM_IMG1_CK, "fm_img1_ck", 0x0020, 23),
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FMCLK2(CKGEN, FM_IPE_CK, "fm_ipe_ck", 0x0020, 31),
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FMCLK2(CKGEN, FM_DPE_CK, "fm_dpe_ck", 0x0030, 7),
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FMCLK2(CKGEN, FM_CAM_CK, "fm_cam_ck", 0x0030, 15),
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FMCLK2(CKGEN, FM_CCU_CK, "fm_ccu_ck", 0x0030, 23),
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FMCLK2(CKGEN, FM_DSP_CK, "fm_dsp_ck", 0x0030, 31),
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FMCLK2(CKGEN, FM_DSP1_CK, "fm_dsp1_ck", 0x0040, 7),
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FMCLK2(CKGEN, FM_DSP2_CK, "fm_dsp2_ck", 0x0040, 15),
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FMCLK2(CKGEN, FM_DSP4_CK, "fm_dsp4_ck", 0x0040, 31),
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FMCLK2(CKGEN, FM_DSP7_CK, "fm_dsp7_ck", 0x0050, 23),
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FMCLK2(CKGEN, FM_FCAMTG_CK, "fm_fcamtg_ck", 0x0050, 31),
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FMCLK2(CKGEN, FM_FCAMTG2_CK, "fm_fcamtg2_ck", 0x0060, 7),
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FMCLK2(CKGEN, FM_FCAMTG3_CK, "fm_fcamtg3_ck", 0x0060, 15),
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FMCLK2(CKGEN, FM_FCAMTG4_CK, "fm_fcamtg4_ck", 0x0060, 23),
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FMCLK2(CKGEN, FM_FCAMTG5_CK, "fm_fcamtg5_ck", 0x0060, 31),
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FMCLK2(CKGEN, FM_FUART_CK, "fm_fuart_ck", 0x0070, 7),
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FMCLK2(CKGEN, FM_SPI_CK, "fm_spi_ck", 0x0070, 15),
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FMCLK2(CKGEN, FM_MSDC5HCLK_CK, "fm_msdc5hclk_ck", 0x0070, 23),
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FMCLK2(CKGEN, FM_MSDC50_0_CK, "fm_msdc50_0_ck", 0x0070, 31),
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FMCLK2(CKGEN, FM_MSDC30_1_CK, "fm_msdc30_1_ck", 0x0080, 7),
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FMCLK2(CKGEN, FM_AUDIO_CK, "fm_audio_ck", 0x0080, 15),
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FMCLK2(CKGEN, FM_AUD_INTBUS_CK, "fm_aud_intbus_ck", 0x0080, 23),
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FMCLK2(CKGEN, FM_FPWRAP_ULPOSC_CK, "fm_fpwrap_ulposc_ck", 0x0080, 31),
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FMCLK2(CKGEN, FM_ATB_CK, "fm_atb_ck", 0x0090, 7),
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FMCLK2(CKGEN, FM_SSPM_CK, "fm_sspm_ck", 0x0090, 15),
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FMCLK2(CKGEN, FM_FDISP_PWM_CK, "fm_fdisp_pwm_ck", 0x0090, 31),
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FMCLK2(CKGEN, FM_FUSB_CK, "fm_fusb_ck", 0x00A0, 7),
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FMCLK2(CKGEN, FM_FSSUSB_XHCI_CK, "fm_fssusb_xhci_ck", 0x00A0, 15),
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FMCLK2(CKGEN, FM_I2C_CK, "fm_i2c_ck", 0x00B0, 7),
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FMCLK2(CKGEN, FM_FSENINF_CK, "fm_fseninf_ck", 0x00B0, 15),
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FMCLK2(CKGEN, FM_FSENINF1_CK, "fm_fseninf1_ck", 0x00B0, 23),
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FMCLK2(CKGEN, FM_FSENINF2_CK, "fm_fseninf2_ck", 0x00B0, 31),
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FMCLK2(CKGEN, FM_FSENINF3_CK, "fm_fseninf3_ck", 0x00C0, 7),
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FMCLK2(CKGEN, FM_DXCC_CK, "fm_dxcc_ck", 0x00C0, 15),
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FMCLK2(CKGEN, FM_AUD_ENGEN1_CK, "fm_aud_engen1_ck", 0x00C0, 23),
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FMCLK2(CKGEN, FM_AUD_ENGEN2_CK, "fm_aud_engen2_ck", 0x00C0, 31),
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FMCLK2(CKGEN, FM_AES_UFSFDE_CK, "fm_aes_ufsfde_ck", 0x00D0, 7),
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FMCLK2(CKGEN, FM_UFS_CK, "fm_ufs_ck", 0x00D0, 15),
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FMCLK2(CKGEN, FM_AUD_1_CK, "fm_aud_1_ck", 0x00D0, 23),
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FMCLK2(CKGEN, FM_AUD_2_CK, "fm_aud_2_ck", 0x00D0, 31),
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FMCLK2(CKGEN, FM_ADSP_CK, "fm_adsp_ck", 0x00E0, 7),
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FMCLK2(CKGEN, FM_DPMAIF_MAIN_CK, "fm_dpmaif_main_ck", 0x00E0, 15),
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FMCLK2(CKGEN, FM_VENC_CK, "fm_venc_ck", 0x00E0, 23),
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FMCLK2(CKGEN, FM_VDEC_CK, "fm_vdec_ck", 0x00E0, 31),
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FMCLK2(CKGEN, FM_CAMTM_CK, "fm_camtm_ck", 0x00F0, 7),
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FMCLK2(CKGEN, FM_PWM_CK, "fm_pwm_ck", 0x00F0, 15),
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FMCLK2(CKGEN, FM_AUDIO_H_CK, "fm_audio_h_ck", 0x00F0, 23),
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FMCLK2(CKGEN, FM_MCUPM_CK, "fm_mcupm_ck", 0x00F0, 31),
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FMCLK2(CKGEN, FM_SPMI_M_MST_CK, "fm_spmi_m_mst_ck", 0x0100, 15),
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FMCLK2(CKGEN, FM_DVFSRC_CK, "fm_dvfsrc_ck", 0x0100, 23),
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/* ABIST Part */
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FMCLK3(ABIST, FM_ADSPPLL_CKDIV_CK, "fm_adsppll_ckdiv_ck", 0x0384, 1),
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FMCLK3(ABIST, FM_APLL1_CKDIV_CK, "fm_apll1_ckdiv_ck", 0x032c, 1),
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FMCLK3(ABIST, FM_APLL2_CKDIV_CK, "fm_apll2_ckdiv_ck", 0x0340, 1),
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FMCLK(ABIST, FM_APPLLGP_MON_FM_CK, "fm_appllgp_mon_fm_ck"),
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FMCLK3(ABIST, FM_ARMPLL_BL_CKDIV_CK, "fm_armpll_bl_ckdiv_ck", 0x021c, 1),
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FMCLK3(ABIST, FM_ARMPLL_LL_CKDIV_CK, "fm_armpll_ll_ckdiv_ck", 0x020c, 1),
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FMCLK3(ABIST, FM_USBPLL_CKDIV_CK, "fm_usbpll_ckdiv_ck", 0x031C, 2),
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FMCLK3(ABIST, FM_CCIPLL_CKDIV_CK, "fm_ccipll_ckdiv_ck", 0x023c, 1),
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FMCLK(ABIST, FM_CSI0A_CDPHY_DELAYCAL_CK, "fm_csi0a_cdphy_delaycal_ck"),
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FMCLK(ABIST, FM_CSI0B_CDPHY_DELAYCAL_CK, "fm_csi0b_cdphy_delaycal_ck"),
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FMCLK(ABIST, FM_CSI1A_DPHY_DELAYCAL_CK, "fm_csi1a_dphy_delaycal_ck"),
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FMCLK(ABIST, FM_CSI1B_DPHY_DELAYCAL_CK, "fm_csi1b_dphy_delaycal_ck"),
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FMCLK(ABIST, FM_CSI2A_DPHY_DELAYCAL_CK, "fm_csi2a_dphy_delaycal_ck"),
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FMCLK(ABIST, FM_CSI2B_DPHY_DELAYCAL_CK, "fm_csi2b_dphy_delaycal_ck"),
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FMCLK(ABIST, FM_CSI3A_DPHY_DELAYCAL_CK, "fm_csi3a_dphy_delaycal_ck"),
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FMCLK(ABIST, FM_CSI3B_DPHY_DELAYCAL_CK, "fm_csi3b_dphy_delaycal_ck"),
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FMCLK(ABIST, FM_DSI0_LNTC_DSICLK, "fm_dsi0_lntc_dsiclk"),
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FMCLK(ABIST, FM_DSI0_MPPLL_TST_CK, "fm_dsi0_mppll_tst_ck"),
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FMCLK3(ABIST, FM_MAINPLL_CKDIV_CK, "fm_mainpll_ckdiv_ck", 0x0354, 1),
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FMCLK(ABIST, FM_MDPLL_FS26M_GUIDE, "fm_mdpll_fs26m_guide"),
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FMCLK3(ABIST, FM_MMPLL_CKDIV_CK, "fm_mmpll_ckdiv_ck", 0x03A4, 1),
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FMCLK(ABIST, FM_MMPLL_D3_CK, "fm_mmpll_d3_ck"),
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FMCLK3(ABIST, FM_MPLL_CKDIV_CK, "fm_mpll_ckdiv_ck", 0x0394, 1),
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FMCLK3(ABIST, FM_MSDCPLL_CKDIV_CK, "fm_msdcpll_ckdiv_ck", 0x0364, 1),
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FMCLK(ABIST, FM_RCLRPLL_DIV4_CK, "fm_rclrpll_div4_ck"),
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FMCLK(ABIST, FM_RPHYPLL_DIV4_CK, "fm_rphypll_div4_ck"),
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FMCLK3(ABIST, FM_TVDPLL_CKDIV_CK, "fm_tvdpll_ckdiv_ck", 0x024c, 1),
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FMCLK(ABIST, FM_ULPOSC2_CK, "fm_ulposc2_ck"),
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FMCLK(ABIST, FM_ULPOSC_CK, "fm_ulposc_ck"),
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FMCLK3(ABIST, FM_UNIVPLL_CKDIV_CK, "fm_univpll_ckdiv_ck", 0x030c, 2),
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FMCLK(ABIST, FM_USB20_192M_OPP_CK, "fm_usb20_192m_opp_ck"),
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FMCLK(ABIST, FM_UFS_MP_CLK2FREQ, "fm_ufs_mp_clk2freq"),
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FMCLK(ABIST, FM_WBG_DIG_BPLL_CK, "fm_wbg_dig_bpll_ck"),
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FMCLK(ABIST, FM_WBG_DIG_WPLL_CK960, "fm_wbg_dig_wpll_ck960"),
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FMCLK(ABIST, FMEM_AFT_CH0, "fmem_aft_ch0"),
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FMCLK(ABIST, FMEM_AFT_CH1, "fmem_aft_ch1"),
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FMCLK(ABIST, FMEM_BFE_CH0, "fmem_bfe_ch0"),
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FMCLK(ABIST, FMEM_BFE_CH1, "fmem_bfe_ch1"),
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FMCLK(ABIST, FM_466M_FMEM_INFRASYS, "fm_466m_fmem_infrasys"),
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FMCLK(ABIST, FM_MCUSYS_ARM_OUT_ALL, "fm_mcusys_arm_out_all"),
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FMCLK(ABIST, FM_MSDC01_IN_CK, "fm_msdc01_in_ck"),
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FMCLK(ABIST, FM_MSDC02_IN_CK, "fm_msdc02_in_ck"),
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FMCLK(ABIST, FM_MSDC11_IN_CK, "fm_msdc11_in_ck"),
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FMCLK(ABIST, FM_MSDC12_IN_CK, "fm_msdc12_in_ck"),
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FMCLK(ABIST, FM_RTC32K_I, "fm_rtc32k_i"),
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FMCLK(ABIST, FM_CKMON1_CK, "fm_ckmon1_ck"),
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FMCLK(ABIST, FM_CKMON2_CK, "fm_ckmon2_ck"),
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FMCLK(ABIST, FM_CKMON3_CK, "fm_ckmon3_ck"),
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FMCLK(ABIST, FM_CKMON4_CK, "fm_ckmon4_ck"),
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/* ABIST_2 Part */
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FMCLK(ABIST_2, FM_APLL_I2S0_M_CK, "fm_apll_i2s0_m_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S1_M_CK, "fm_apll_i2s1_m_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S2_M_CK, "fm_apll_i2s2_m_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S3_M_CK, "fm_apll_i2s3_m_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S4_M_CK, "fm_apll_i2s4_m_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S4_B_CK, "fm_apll_i2s4_b_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S5_M_CK, "fm_apll_i2s5_m_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S6_M_CK, "fm_apll_i2s6_m_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S7_M_CK, "fm_apll_i2s7_m_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S8_M_CK, "fm_apll_i2s8_m_ck"),
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FMCLK(ABIST_2, FM_APLL_I2S9_M_CK, "fm_apll_i2s9_m_ck"),
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FMCLK2(ABIST_2, FM_MEM_SUB_CK, "fm_mem_sub_ck", 0x0100, 31),
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FMCLK2(ABIST_2, FM_AES_MSDCFDE_CK, "fm_aes_msdcfde_ck", 0x0110, 7),
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FMCLK(ABIST_2, FM_UFS_MBIST_CK, "fm_ufs_mbist_ck"),
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FMCLK(ABIST_2, FM_AP2CONN_HOST_CK, "fm_ap2conn_host_ck"),
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FMCLK(ABIST_2, FM_MSDC_NEW_RX_CK, "fm_msdc_new_rx_ck"),
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FMCLK(ABIST_2, FM_UNIPLL_SES_CK, "fm_unipll_ses_ck"),
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FMCLK(ABIST_2, FM_F_ULPOSC_CK, "fm_f_ulposc_ck"),
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FMCLK(ABIST_2, FM_F_ULPOSC_CORE_CK, "fm_f_ulposc_core_ck"),
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FMCLK(ABIST_2, FM_SRCK_CK, "fm_srck_ck"),
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FMCLK(ABIST_2, FM_SPMI_MST_32K_CK, "fm_spmi_mst_32k_ck"),
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FMCLK(ABIST_2, FM_MAIN_H728M_CK, "fm_main_h728m_ck"),
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FMCLK(ABIST_2, FM_MAIN_H546M_CK, "fm_main_h546m_ck"),
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FMCLK(ABIST_2, FM_MAIN_H436P8M_CK, "fm_main_h436p8m_ck"),
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FMCLK(ABIST_2, FM_MAIN_H364M_CK, "fm_main_h364m_ck"),
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FMCLK(ABIST_2, FM_MAIN_H312M_CK, "fm_main_h312m_ck"),
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FMCLK(ABIST_2, FM_UNIV_1248M_CK, "fm_univ_1248m_ck"),
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FMCLK(ABIST_2, FM_UNIV_832M_CK, "fm_univ_832m_ck"),
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FMCLK(ABIST_2, FM_UNIV_624M_CK, "fm_univ_624m_ck"),
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FMCLK(ABIST_2, FM_UNIV_499M_CK, "fm_univ_499m_ck"),
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FMCLK(ABIST_2, FM_UNIV_416M_CK, "fm_univ_416m_ck"),
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FMCLK(ABIST_2, FM_UNIV_356P6M_CK, "fm_univ_356p6m_ck"),
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FMCLK(ABIST_2, FM_MMPLL_D3_CK_2, "fm_mmpll_d3_ck_2"),
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FMCLK(ABIST_2, FM_MMPLL_D4_CK, "fm_mmpll_d4_ck"),
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FMCLK(ABIST_2, FM_MMPLL_D5_CK, "fm_mmpll_d5_ck"),
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FMCLK(ABIST_2, FM_MMPLL_D6_CK, "fm_mmpll_d6_ck"),
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FMCLK(ABIST_2, FM_MMPLL_D7_CK, "fm_mmpll_d7_ck"),
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FMCLK(ABIST_2, FM_MMPLL_D9_CK, "fm_mmpll_d9_ck"),
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FMCLK(ABIST_2, FM_ROSC_OUT_FREQ, "fm_rosc_out_freq"),
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FMCLK(ABIST_2, FM_ALVTS_TO_PLLGP_MON_L1, "fm_alvts_to_pllgp_mon_l1"),
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FMCLK(ABIST_2, FM_ALVTS_TO_PLLGP_MON_L2, "fm_alvts_to_pllgp_mon_l2"),
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FMCLK(ABIST_2, FM_ALVTS_TO_PLLGP_MON_L3, "fm_alvts_to_pllgp_mon_l3"),
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FMCLK(ABIST_2, FM_ALVTS_TO_PLLGP_MON_L4, "fm_alvts_to_pllgp_mon_l4"),
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FMCLK(ABIST_2, FM_ALVTS_TO_PLLGP_MON_L5, "fm_alvts_to_pllgp_mon_l5"),
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FMCLK(ABIST_2, FM_ALVTS_TO_PLLGP_MON_L6, "fm_alvts_to_pllgp_mon_l6"),
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FMCLK(ABIST_2, FM_ALVTS_TO_PLLGP_MON_L7, "fm_alvts_to_pllgp_mon_l7"),
|
||
|
|
FMCLK(ABIST_2, FM_ALVTS_TO_PLLGP_MON_L8, "fm_alvts_to_pllgp_mon_l8"),
|
||
|
|
{},
|
||
|
|
};
|
||
|
|
|
||
|
|
#define _CKGEN(x) (topck_base + (x))
|
||
|
|
#define _APMIXED(x) (apmixed_base + (x))
|
||
|
|
#define CLK_MISC_CFG_0 _CKGEN(0x140)
|
||
|
|
#define CLK_DBG_CFG _CKGEN(0x17C)
|
||
|
|
#define CLK26CALI_0 _CKGEN(0x220)
|
||
|
|
#define CLK26CALI_1 _CKGEN(0x224)
|
||
|
|
#define AP_PLLGP1_CON0 _APMIXED(0x200)
|
||
|
|
|
||
|
|
static void __iomem *topck_base;
|
||
|
|
static void __iomem *apmixed_base;
|
||
|
|
//static void __iomem *gpu_pll_ctrl_base;
|
||
|
|
//static void __iomem *apu_pll_ctrl_base;
|
||
|
|
static void __iomem *spm_base;
|
||
|
|
|
||
|
|
const struct fmeter_clk *get_fmeter_clks(void)
|
||
|
|
{
|
||
|
|
return fm_all_clks;
|
||
|
|
}
|
||
|
|
|
||
|
|
static unsigned int check_pdn(void __iomem *base,
|
||
|
|
unsigned int type, unsigned int ID)
|
||
|
|
{
|
||
|
|
int i;
|
||
|
|
|
||
|
|
for (i = 0; i < fm_clk_cnt; i++) {
|
||
|
|
if (fm_all_clks[i].type == type && fm_all_clks[i].id == ID)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (i >= fm_clk_cnt)
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
if (!fm_all_clks[i].ofs)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
if (type == SUBSYS) {
|
||
|
|
if ((clk_readl(base + fm_all_clks[i].ofs) & fm_all_clks[i].pdn)
|
||
|
|
!= fm_all_clks[i].pdn) {
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
} else if (type != SUBSYS && ((clk_readl(base + fm_all_clks[i].ofs)
|
||
|
|
& BIT(fm_all_clks[i].pdn)) == BIT(fm_all_clks[i].pdn)))
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static unsigned int get_clk_div(unsigned int type, unsigned int ID)
|
||
|
|
{
|
||
|
|
unsigned int clk_div = 1;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
if ((ID <= 0) || (ID >= 64))
|
||
|
|
return clk_div;
|
||
|
|
|
||
|
|
for (i = 0; i < ARRAY_SIZE(fclks) - 1; i++)
|
||
|
|
if (fclks[i].type == type && fclks[i].id == ID)
|
||
|
|
break;
|
||
|
|
|
||
|
|
if (i >= ARRAY_SIZE(fclks) - 1)
|
||
|
|
return clk_div;
|
||
|
|
|
||
|
|
if (fclks[i].grp == 1)
|
||
|
|
clk_div = (clk_readl(AP_PLLGP1_CON0) >> 24) & 0xF;
|
||
|
|
else if (fclks[i].grp == 2)
|
||
|
|
clk_div = (clk_readl(AP_PLLGP1_CON0) >> 28) & 0xF;
|
||
|
|
|
||
|
|
return clk_div;
|
||
|
|
}
|
||
|
|
|
||
|
|
static unsigned int get_post_div(unsigned int type, unsigned int ID)
|
||
|
|
{
|
||
|
|
unsigned int post_div = 1;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
if ((ID <= 0) || (ID >= 64))
|
||
|
|
return post_div;
|
||
|
|
|
||
|
|
for (i = 0; i < ARRAY_SIZE(fclks) - 1; i++) {
|
||
|
|
if (fclks[i].type == type && fclks[i].id == ID
|
||
|
|
&& fclks[i].grp == 1) {
|
||
|
|
post_div = clk_readl(apmixed_base + fclks[i].ofs);
|
||
|
|
post_div = 1 << ((post_div >> 24) & 0x7);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return post_div;
|
||
|
|
}
|
||
|
|
|
||
|
|
unsigned int mt_get_ckgen_freq(unsigned int ID)
|
||
|
|
{
|
||
|
|
int output = 0, i = 0;
|
||
|
|
unsigned int temp, clk_dbg_cfg, clk_misc_cfg_0, clk26cali_1 = 0;
|
||
|
|
unsigned long flags;
|
||
|
|
|
||
|
|
fmeter_lock(flags);
|
||
|
|
if (check_pdn(topck_base, CKGEN, ID)) {
|
||
|
|
pr_notice("ID-%d: MUX PDN, return 0.\n", ID);
|
||
|
|
fmeter_unlock(flags);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
while (clk_readl(CLK26CALI_0) & 0x1000) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* CLK26CALI_0[15]: rst 1 -> 0 */
|
||
|
|
clk_writel(CLK26CALI_0, (clk_readl(CLK26CALI_0) & 0xFFFF7FFF));
|
||
|
|
/* CLK26CALI_0[15]: rst 0 -> 1 */
|
||
|
|
clk_writel(CLK26CALI_0, (clk_readl(CLK26CALI_0) | 0x00008000));
|
||
|
|
|
||
|
|
clk_dbg_cfg = clk_readl(CLK_DBG_CFG);
|
||
|
|
clk_writel(CLK_DBG_CFG, (clk_dbg_cfg & 0xFFFFC0FC)|(ID << 8)|(0x1));
|
||
|
|
|
||
|
|
clk_misc_cfg_0 = clk_readl(CLK_MISC_CFG_0);
|
||
|
|
clk_writel(CLK_MISC_CFG_0, (clk_misc_cfg_0 & 0x00FFFFFF) | (3 << 24));
|
||
|
|
|
||
|
|
clk26cali_1 = clk_readl(CLK26CALI_1);
|
||
|
|
clk_writel(CLK26CALI_0, 0x9000);
|
||
|
|
clk_writel(CLK26CALI_0, 0x9010);
|
||
|
|
|
||
|
|
/* wait frequency meter finish */
|
||
|
|
while (clk_readl(CLK26CALI_0) & 0x10) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
/* illegal pass */
|
||
|
|
if (i == 0) {
|
||
|
|
clk_writel(CLK26CALI_0, 0x8000);
|
||
|
|
//re-trigger
|
||
|
|
clk_writel(CLK26CALI_0, 0x9000);
|
||
|
|
clk_writel(CLK26CALI_0, 0x9010);
|
||
|
|
while (clk_readl(CLK26CALI_0) & 0x10) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
temp = clk_readl(CLK26CALI_1) & 0xFFFF;
|
||
|
|
|
||
|
|
output = (temp * 26000) / 1024;
|
||
|
|
|
||
|
|
clk_writel(CLK_DBG_CFG, clk_dbg_cfg);
|
||
|
|
clk_writel(CLK_MISC_CFG_0, clk_misc_cfg_0);
|
||
|
|
/*clk_writel(CLK26CALI_0, clk26cali_0);*/
|
||
|
|
/*clk_writel(CLK26CALI_1, clk26cali_1);*/
|
||
|
|
|
||
|
|
clk_writel(CLK26CALI_0, 0x8000);
|
||
|
|
fmeter_unlock(flags);
|
||
|
|
/*print("ckgen meter[%d] = %d Khz\n", ID, output);*/
|
||
|
|
if (i > 30)
|
||
|
|
return 0;
|
||
|
|
if ((output * 4) < 1000) {
|
||
|
|
pr_notice("%s(%d): CLK_DBG_CFG = 0x%x, CLK_MISC_CFG_0 = 0x%x, CLK26CALI_0 = 0x%x, CLK26CALI_1 = 0x%x\n",
|
||
|
|
__func__,
|
||
|
|
ID,
|
||
|
|
clk_readl(CLK_DBG_CFG),
|
||
|
|
clk_readl(CLK_MISC_CFG_0),
|
||
|
|
clk_readl(CLK26CALI_0),
|
||
|
|
clk_readl(CLK26CALI_1));
|
||
|
|
}
|
||
|
|
return (output * 4);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
unsigned int mt_get_abist_freq(unsigned int ID)
|
||
|
|
{
|
||
|
|
int output = 0, i = 0;
|
||
|
|
unsigned long flags;
|
||
|
|
unsigned int temp, clk_dbg_cfg, clk_misc_cfg_0, clk26cali_1 = 0, clk_div, post_div;
|
||
|
|
|
||
|
|
fmeter_lock(flags);
|
||
|
|
while (clk_readl(CLK26CALI_0) & 0x1000) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* CLK26CALI_0[15]: rst 1 -> 0 */
|
||
|
|
clk_writel(CLK26CALI_0, (clk_readl(CLK26CALI_0) & 0xFFFF7FFF));
|
||
|
|
/* CLK26CALI_0[15]: rst 0 -> 1 */
|
||
|
|
clk_writel(CLK26CALI_0, (clk_readl(CLK26CALI_0) | 0x00008000));
|
||
|
|
|
||
|
|
clk_dbg_cfg = clk_readl(CLK_DBG_CFG);
|
||
|
|
clk_writel(CLK_DBG_CFG, (clk_dbg_cfg & 0xFFC0FFFC)|(ID << 16));
|
||
|
|
|
||
|
|
clk_misc_cfg_0 = clk_readl(CLK_MISC_CFG_0);
|
||
|
|
clk_writel(CLK_MISC_CFG_0, (clk_misc_cfg_0 & 0x00FFFFFF) | (3 << 24));
|
||
|
|
|
||
|
|
clk26cali_1 = clk_readl(CLK26CALI_1);
|
||
|
|
|
||
|
|
clk_writel(CLK26CALI_0, 0x9000);
|
||
|
|
clk_writel(CLK26CALI_0, 0x9010);
|
||
|
|
|
||
|
|
/* wait frequency meter finish */
|
||
|
|
while (clk_readl(CLK26CALI_0) & 0x10) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
/* illegal pass */
|
||
|
|
if (i == 0) {
|
||
|
|
clk_writel(CLK26CALI_0, 0x8000);
|
||
|
|
//re-trigger
|
||
|
|
clk_writel(CLK26CALI_0, 0x9000);
|
||
|
|
clk_writel(CLK26CALI_0, 0x9010);
|
||
|
|
while (clk_readl(CLK26CALI_0) & 0x10) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
temp = clk_readl(CLK26CALI_1) & 0xFFFF;
|
||
|
|
|
||
|
|
clk_div = get_clk_div(ABIST, ID);
|
||
|
|
post_div = get_post_div(ABIST, ID);
|
||
|
|
|
||
|
|
output = (temp * 26000) / 1024 * clk_div / post_div;
|
||
|
|
|
||
|
|
clk_writel(CLK_DBG_CFG, clk_dbg_cfg);
|
||
|
|
clk_writel(CLK_MISC_CFG_0, clk_misc_cfg_0);
|
||
|
|
/*clk_writel(CLK26CALI_0, clk26cali_0);*/
|
||
|
|
/*clk_writel(CLK26CALI_1, clk26cali_1);*/
|
||
|
|
clk_writel(CLK26CALI_0, 0x8000);
|
||
|
|
fmeter_unlock(flags);
|
||
|
|
|
||
|
|
if (i > 30)
|
||
|
|
return 0;
|
||
|
|
if ((output * 4) < 1000) {
|
||
|
|
pr_notice("%s: CLK_DBG_CFG = 0x%x, CLK_MISC_CFG_0 = 0x%x, CLK26CALI_0 = 0x%x, CLK26CALI_1 = 0x%x\n",
|
||
|
|
__func__,
|
||
|
|
clk_readl(CLK_DBG_CFG),
|
||
|
|
clk_readl(CLK_MISC_CFG_0),
|
||
|
|
clk_readl(CLK26CALI_0),
|
||
|
|
clk_readl(CLK26CALI_1));
|
||
|
|
pr_notice("clk_div = 0x%x, post_div = 0x%x\n", clk_div, post_div);
|
||
|
|
}
|
||
|
|
return (output * 4);
|
||
|
|
}
|
||
|
|
|
||
|
|
unsigned int mt_get_abist2_freq(unsigned int ID)
|
||
|
|
{
|
||
|
|
int output = 0, i = 0;
|
||
|
|
unsigned long flags;
|
||
|
|
unsigned int temp, clk_dbg_cfg, clk_misc_cfg_0, clk26cali_1 = 0;
|
||
|
|
|
||
|
|
fmeter_lock(flags);
|
||
|
|
if (check_pdn(topck_base, ABIST_2, ID)) {
|
||
|
|
pr_notice("ID-%d: MUX PDN, return 0.\n", ID);
|
||
|
|
fmeter_unlock(flags);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
while (clk_readl(CLK26CALI_0) & 0x1000) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* CLK26CALI_0[15]: rst 1 -> 0 */
|
||
|
|
clk_writel(CLK26CALI_0, (clk_readl(CLK26CALI_0) & 0xFFFF7FFF));
|
||
|
|
/* CLK26CALI_0[15]: rst 0 -> 1 */
|
||
|
|
clk_writel(CLK26CALI_0, (clk_readl(CLK26CALI_0) | 0x00008000));
|
||
|
|
|
||
|
|
clk_dbg_cfg = clk_readl(CLK_DBG_CFG);
|
||
|
|
clk_writel(CLK_DBG_CFG, (clk_dbg_cfg & 0xC0FFFFFC)
|
||
|
|
| (ID << 24) | (0x2));
|
||
|
|
|
||
|
|
clk_misc_cfg_0 = clk_readl(CLK_MISC_CFG_0);
|
||
|
|
clk_writel(CLK_MISC_CFG_0, (clk_misc_cfg_0 & 0x00FFFFFF) | (1 << 24));
|
||
|
|
|
||
|
|
clk26cali_1 = clk_readl(CLK26CALI_1);
|
||
|
|
|
||
|
|
clk_writel(CLK26CALI_0, 0x9000);
|
||
|
|
clk_writel(CLK26CALI_0, 0x9010);
|
||
|
|
|
||
|
|
/* wait frequency meter finish */
|
||
|
|
while (clk_readl(CLK26CALI_0) & 0x10) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
/* illegal pass */
|
||
|
|
if (i == 0) {
|
||
|
|
clk_writel(CLK26CALI_0, 0x8000);
|
||
|
|
//re-trigger
|
||
|
|
clk_writel(CLK26CALI_0, 0x9000);
|
||
|
|
clk_writel(CLK26CALI_0, 0x9010);
|
||
|
|
while (clk_readl(CLK26CALI_0) & 0x10) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
temp = clk_readl(CLK26CALI_1) & 0xFFFF;
|
||
|
|
|
||
|
|
output = (temp * 26000) / 1024;
|
||
|
|
|
||
|
|
clk_writel(CLK_DBG_CFG, clk_dbg_cfg);
|
||
|
|
clk_writel(CLK_MISC_CFG_0, clk_misc_cfg_0);
|
||
|
|
clk_writel(CLK26CALI_0, 0x8000);
|
||
|
|
/*pr_debug("%s = %d Khz\n", abist_array[ID-1], output);*/
|
||
|
|
fmeter_unlock(flags);
|
||
|
|
|
||
|
|
if (i > 30)
|
||
|
|
return 0;
|
||
|
|
else
|
||
|
|
return (output * 2);
|
||
|
|
}
|
||
|
|
|
||
|
|
unsigned int mt_get_subsys_freq(unsigned int ID)
|
||
|
|
{
|
||
|
|
int output = 0, i = 0;
|
||
|
|
unsigned int temp;
|
||
|
|
unsigned long flags;
|
||
|
|
void __iomem *base, *con0, *con1;
|
||
|
|
unsigned int id;
|
||
|
|
unsigned int subsys_idx;
|
||
|
|
|
||
|
|
fmeter_lock(flags);
|
||
|
|
if (check_pdn(spm_base, SUBSYS, ID)) {
|
||
|
|
pr_notice("ID-%d: PDN, return 0.\n", ID);
|
||
|
|
fmeter_unlock(flags);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
id = FM_ID(ID);
|
||
|
|
subsys_idx = FM_SYS(ID) * 4 + id;
|
||
|
|
if (subsys_idx >= (SUBSYS_PLL_NUM * FM_SYS_NUM) || subsys_idx < 0) {
|
||
|
|
fmeter_unlock(flags);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
base = fm_sub_clks[subsys_idx].base;
|
||
|
|
con0 = base + fm_sub_clks[subsys_idx].con0;
|
||
|
|
con1 = base + fm_sub_clks[subsys_idx].con1;
|
||
|
|
|
||
|
|
/* PLL4H_FQMTR_CON1[15]: rst 1 -> 0 */
|
||
|
|
clk_writel(con0, clk_readl(con0) & 0xFFFF7FFF);
|
||
|
|
/* PLL4H_FQMTR_CON1[15]: rst 0 -> 1 */
|
||
|
|
clk_writel(con0, clk_readl(con0) | 0x8000);
|
||
|
|
|
||
|
|
/* sel fqmtr_cksel */
|
||
|
|
clk_writel(con0, (clk_readl(con0) & 0x00FFFFF8) | (id << 0));
|
||
|
|
/* set ckgen_load_cnt to 1024 */
|
||
|
|
clk_writel(con1, (clk_readl(con1) & 0xFC00FFFF) | (0x3FF << 16));
|
||
|
|
|
||
|
|
/* sel fqmtr_cksel and set ckgen_k1 to 0(DIV4) */
|
||
|
|
clk_writel(con0, (clk_readl(con0) & 0x00FFFFFF) | (3 << 24));
|
||
|
|
|
||
|
|
/* fqmtr_en set to 1, fqmtr_exc set to 0, fqmtr_start set to 0 */
|
||
|
|
clk_writel(con0, (clk_readl(con0) & 0xFFFF8007) | 0x1000);
|
||
|
|
/*fqmtr_start set to 1 */
|
||
|
|
clk_writel(con0, clk_readl(con0) | 0x10);
|
||
|
|
|
||
|
|
/* wait frequency meter finish */
|
||
|
|
while (clk_readl(con0) & 0x10) {
|
||
|
|
udelay(10);
|
||
|
|
i++;
|
||
|
|
if (i > 30) {
|
||
|
|
pr_notice("[%d]con0: 0x%x, con1: 0x%x\n",
|
||
|
|
ID, clk_readl(con0), clk_readl(con1));
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
temp = clk_readl(con1) & 0xFFFF;
|
||
|
|
output = ((temp * 26000)) / 1024; // Khz
|
||
|
|
|
||
|
|
clk_writel(con0, 0x8000);
|
||
|
|
pr_notice("[%d(%d)]con0: 0x%x, con1: 0x%x\n",
|
||
|
|
ID, id, clk_readl(con0), clk_readl(con1));
|
||
|
|
fmeter_unlock(flags);
|
||
|
|
|
||
|
|
return output * 4;
|
||
|
|
}
|
||
|
|
|
||
|
|
int mt_subsys_freq_register(struct fm_subsys *fm, unsigned int size)
|
||
|
|
{
|
||
|
|
unsigned int all_idx, sub_idx;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
fm_sub_clks = kcalloc(FM_SYS_NUM * SUBSYS_PLL_NUM,
|
||
|
|
sizeof(*fm_all_clks), GFP_KERNEL);
|
||
|
|
if (!fm_sub_clks)
|
||
|
|
return -ENOMEM;
|
||
|
|
|
||
|
|
for (i = 0; i < size; i++, fm++) {
|
||
|
|
unsigned int sys = FM_SYS(fm->id);
|
||
|
|
unsigned int id = FM_ID(fm->id);
|
||
|
|
|
||
|
|
if (sys >= FM_SYS_NUM || id >= SUBSYS_PLL_NUM)
|
||
|
|
continue;
|
||
|
|
|
||
|
|
sub_idx = (sys * 4) + id;
|
||
|
|
all_idx = fm_clk_cnt;
|
||
|
|
|
||
|
|
fm_all_clks[all_idx].id = fm->id;
|
||
|
|
fm_all_clks[all_idx].type = SUBSYS;
|
||
|
|
fm_all_clks[all_idx].name = fm->name;
|
||
|
|
fm_all_clks[all_idx].ofs = fm->pwr_sta.ofs;
|
||
|
|
fm_all_clks[all_idx].pdn = fm->pwr_sta.msk;
|
||
|
|
|
||
|
|
fm_sub_clks[sub_idx].base = fm->base;
|
||
|
|
fm_sub_clks[sub_idx].con0 = fm->con0;
|
||
|
|
fm_sub_clks[sub_idx].con1 = fm->con1;
|
||
|
|
|
||
|
|
fm_clk_cnt++;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int __init clk_fmeter_mt6877_init(void)
|
||
|
|
{
|
||
|
|
struct device_node *node;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
node = of_find_compatible_node(NULL, NULL,
|
||
|
|
"mediatek,mt6877-topckgen");
|
||
|
|
if (node) {
|
||
|
|
topck_base = of_iomap(node, 0);
|
||
|
|
if (!topck_base) {
|
||
|
|
pr_err("%s() can't find iomem for topckgen\n",
|
||
|
|
__func__);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
goto ERR;
|
||
|
|
}
|
||
|
|
|
||
|
|
node = of_find_compatible_node(NULL, NULL,
|
||
|
|
"mediatek,mt6877-apmixedsys");
|
||
|
|
if (node) {
|
||
|
|
apmixed_base = of_iomap(node, 0);
|
||
|
|
if (!apmixed_base) {
|
||
|
|
pr_err("%s() can't find iomem for apmixedsys\n",
|
||
|
|
__func__);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
} else
|
||
|
|
goto ERR;
|
||
|
|
|
||
|
|
node = of_find_compatible_node(NULL, NULL,
|
||
|
|
"mediatek,mt6877-scpsys");
|
||
|
|
if (node) {
|
||
|
|
spm_base = of_iomap(node, 0);
|
||
|
|
if (!spm_base) {
|
||
|
|
pr_err("%s() can't find iomem for spm\n",
|
||
|
|
__func__);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
} else
|
||
|
|
goto ERR;
|
||
|
|
|
||
|
|
fm_all_clks = kcalloc(FM_SYS_NUM * 4 + ARRAY_SIZE(fclks),
|
||
|
|
sizeof(*fm_all_clks), GFP_KERNEL);
|
||
|
|
if (!fm_all_clks)
|
||
|
|
return -ENOMEM;
|
||
|
|
|
||
|
|
for (i = 0; i < ARRAY_SIZE(fclks) - 1; i++) {
|
||
|
|
fm_all_clks[i] = fclks[i];
|
||
|
|
fm_clk_cnt++;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
ERR:
|
||
|
|
pr_err("%s can't find compatible node for apmixedsys\n",
|
||
|
|
__func__);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
subsys_initcall(clk_fmeter_mt6877_init);
|
||
|
|
|