diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt8365.c')
| -rw-r--r-- | drivers/clk/mediatek/clk-mt8365.c | 658 |
1 files changed, 160 insertions, 498 deletions
diff --git a/drivers/clk/mediatek/clk-mt8365.c b/drivers/clk/mediatek/clk-mt8365.c index adfecb618f10..e7952121112e 100644 --- a/drivers/clk/mediatek/clk-mt8365.c +++ b/drivers/clk/mediatek/clk-mt8365.c @@ -1,6 +1,8 @@ // SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2022 MediaTek Inc. + * Copyright (C) 2023 Collabora Ltd. + * AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> */ #include <dt-bindings/clock/mediatek,mt8365-clk.h> @@ -8,20 +10,18 @@ #include <linux/clk-provider.h> #include <linux/delay.h> #include <linux/mfd/syscon.h> -#include <linux/of.h> -#include <linux/of_address.h> -#include <linux/of_device.h> +#include <linux/mod_devicetable.h> #include <linux/platform_device.h> #include <linux/slab.h> #include "clk-gate.h" #include "clk-mtk.h" #include "clk-mux.h" -#include "clk-pll.h" static DEFINE_SPINLOCK(mt8365_clk_lock); static const struct mtk_fixed_clk top_fixed_clks[] = { + FIXED_CLK(CLK_TOP_CLK_NULL, "clk_null", NULL, 0), FIXED_CLK(CLK_TOP_I2S0_BCK, "i2s0_bck", NULL, 26000000), FIXED_CLK(CLK_TOP_DSI0_LNTC_DSICK, "dsi0_lntc_dsick", "clk26m", 75000000), @@ -383,31 +383,23 @@ static const char * const mbist_diag_parents[] = { "univpll2_d8" }; -static const char * const apll_i2s0_parents[] = { +static const char * const apll_i2s_parents[] = { "aud_1_sel", "aud_2_sel" }; -static struct mtk_composite top_misc_mux_gates[] = { +static struct mtk_composite top_misc_muxes[] = { /* CLK_CFG_11 */ MUX_GATE(CLK_TOP_MBIST_DIAG_SEL, "mbist_diag_sel", mbist_diag_parents, 0x0ec, 0, 2, 7), -}; - -struct mt8365_clk_audio_mux { - int id; - const char *name; - u8 shift; -}; - -static struct mt8365_clk_audio_mux top_misc_muxes[] = { - { CLK_TOP_APLL_I2S0_SEL, "apll_i2s0_sel", 11}, - { CLK_TOP_APLL_I2S1_SEL, "apll_i2s1_sel", 12}, - { CLK_TOP_APLL_I2S2_SEL, "apll_i2s2_sel", 13}, - { CLK_TOP_APLL_I2S3_SEL, "apll_i2s3_sel", 14}, - { CLK_TOP_APLL_TDMOUT_SEL, "apll_tdmout_sel", 15}, - { CLK_TOP_APLL_TDMIN_SEL, "apll_tdmin_sel", 16}, - { CLK_TOP_APLL_SPDIF_SEL, "apll_spdif_sel", 17}, + /* Audio MUX */ + MUX(CLK_TOP_APLL_I2S0_SEL, "apll_i2s0_sel", apll_i2s_parents, 0x0320, 11, 1), + MUX(CLK_TOP_APLL_I2S1_SEL, "apll_i2s1_sel", apll_i2s_parents, 0x0320, 12, 1), + MUX(CLK_TOP_APLL_I2S2_SEL, "apll_i2s2_sel", apll_i2s_parents, 0x0320, 13, 1), + MUX(CLK_TOP_APLL_I2S3_SEL, "apll_i2s3_sel", apll_i2s_parents, 0x0320, 14, 1), + MUX(CLK_TOP_APLL_TDMOUT_SEL, "apll_tdmout_sel", apll_i2s_parents, 0x0320, 15, 1), + MUX(CLK_TOP_APLL_TDMIN_SEL, "apll_tdmin_sel", apll_i2s_parents, 0x0320, 16, 1), + MUX(CLK_TOP_APLL_SPDIF_SEL, "apll_spdif_sel", apll_i2s_parents, 0x0320, 17, 1), }; #define CLK_CFG_UPDATE 0x004 @@ -417,7 +409,7 @@ static const struct mtk_mux top_muxes[] = { /* CLK_CFG_0 */ MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_AXI_SEL, "axi_sel", axi_parents, 0x040, 0x044, 0x048, 0, 2, 7, CLK_CFG_UPDATE, - 0, CLK_IS_CRITICAL), + 0, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT), MUX_GATE_CLR_SET_UPD(CLK_TOP_MEM_SEL, "mem_sel", mem_parents, 0x040, 0x044, 0x048, 8, 2, 15, CLK_CFG_UPDATE, 1), MUX_GATE_CLR_SET_UPD(CLK_TOP_MM_SEL, "mm_sel", mm_parents, 0x040, 0x044, @@ -438,22 +430,22 @@ static const struct mtk_mux top_muxes[] = { 0x064, 0x068, 0, 1, 7, CLK_CFG_UPDATE, 8), MUX_GATE_CLR_SET_UPD(CLK_TOP_SPI_SEL, "spi_sel", spi_parents, 0x060, 0x064, 0x068, 8, 2, 15, CLK_CFG_UPDATE, 9), - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_0_HC_SEL, "msdc50_0_hc_sel", - msdc50_0_hc_parents, 0x060, 0x064, 0x068, 16, 2, - 23, CLK_CFG_UPDATE, 10), - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC2_2_HC_SEL, "msdc2_2_hc_sel", - msdc50_0_hc_parents, 0x060, 0x064, 0x068, 24, 2, - 31, CLK_CFG_UPDATE, 11), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC50_0_HC_SEL, "msdc50_0_hc_sel", + msdc50_0_hc_parents, 0x060, 0x064, 0x068, 16, 2, + 23, CLK_CFG_UPDATE, 10, 0), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC2_2_HC_SEL, "msdc2_2_hc_sel", + msdc50_0_hc_parents, 0x060, 0x064, 0x068, 24, 2, + 31, CLK_CFG_UPDATE, 11, 0), /* CLK_CFG_3 */ - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_0_SEL, "msdc50_0_sel", - msdc50_0_parents, 0x070, 0x074, 0x078, 0, 3, 7, - CLK_CFG_UPDATE, 12), - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_2_SEL, "msdc50_2_sel", - msdc50_2_parents, 0x070, 0x074, 0x078, 8, 3, 15, - CLK_CFG_UPDATE, 13), - MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", - msdc30_1_parents, 0x070, 0x074, 0x078, 16, 3, 23, - CLK_CFG_UPDATE, 14), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC50_0_SEL, "msdc50_0_sel", + msdc50_0_parents, 0x070, 0x074, 0x078, 0, 3, 7, + CLK_CFG_UPDATE, 12, 0), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC50_2_SEL, "msdc50_2_sel", + msdc50_2_parents, 0x070, 0x074, 0x078, 8, 3, 15, + CLK_CFG_UPDATE, 13, 0), + MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", + msdc30_1_parents, 0x070, 0x074, 0x078, 16, 3, 23, + CLK_CFG_UPDATE, 14, 0), MUX_GATE_CLR_SET_UPD(CLK_TOP_AUDIO_SEL, "audio_sel", audio_parents, 0x070, 0x074, 0x078, 24, 2, 31, CLK_CFG_UPDATE, 15), @@ -482,7 +474,7 @@ static const struct mtk_mux top_muxes[] = { /* CLK_CFG_6 */ MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_DXCC_SEL, "dxcc_sel", dxcc_parents, 0x0a0, 0x0a4, 0x0a8, 0, 2, 7, CLK_CFG_UPDATE, - 24, CLK_IS_CRITICAL), + 24, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT), MUX_GATE_CLR_SET_UPD(CLK_TOP_SSUSB_SYS_SEL, "ssusb_sys_sel", ssusb_sys_parents, 0x0a0, 0x0a4, 0x0a8, 8, 2, 15, CLK_CFG_UPDATE, 25), @@ -490,8 +482,8 @@ static const struct mtk_mux top_muxes[] = { ssusb_sys_parents, 0x0a0, 0x0a4, 0x0a8, 16, 2, 23, CLK_CFG_UPDATE, 26), MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SPM_SEL, "spm_sel", spm_parents, - 0x0a0, 0x0a4, 0x0a8, 24, 1, 31, - CLK_CFG_UPDATE, 27, CLK_IS_CRITICAL), + 0x0a0, 0x0a4, 0x0a8, 24, 1, 31, CLK_CFG_UPDATE, + 27, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT), /* CLK_CFG_7 */ MUX_GATE_CLR_SET_UPD(CLK_TOP_I2C_SEL, "i2c_sel", i2c_parents, 0x0b0, 0x0b4, 0x0b8, 0, 3, 7, CLK_CFG_UPDATE, 28), @@ -566,39 +558,68 @@ static const struct mtk_clk_divider top_adj_divs[] = { 0x324, 16, 8, CLK_DIVIDER_ROUND_CLOSEST), DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV3, "apll12_ck_div3", "apll_i2s3_sel", 0x324, 24, 8, CLK_DIVIDER_ROUND_CLOSEST), + DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV4, "apll12_ck_div4", "apll_tdmout_sel", + 0x328, 0, 8, CLK_DIVIDER_ROUND_CLOSEST), + DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV4B, "apll12_ck_div4b", "apll_tdmout_sel", + 0x328, 8, 8, CLK_DIVIDER_ROUND_CLOSEST), + DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV5, "apll12_ck_div5", "apll_tdmin_sel", + 0x328, 16, 8, CLK_DIVIDER_ROUND_CLOSEST), + DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV5B, "apll12_ck_div5b", "apll_tdmin_sel", + 0x328, 24, 8, CLK_DIVIDER_ROUND_CLOSEST), DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV6, "apll12_ck_div6", "apll_spdif_sel", 0x32c, 0, 8, CLK_DIVIDER_ROUND_CLOSEST), }; -struct mtk_simple_gate { - int id; - const char *name; - const char *parent; - u32 reg; - u8 shift; - unsigned long gate_flags; -}; - -static const struct mtk_simple_gate top_clk_gates[] = { - { CLK_TOP_CONN_32K, "conn_32k", "clk32k", 0x0, 10, CLK_GATE_SET_TO_DISABLE }, - { CLK_TOP_CONN_26M, "conn_26m", "clk26m", 0x0, 11, CLK_GATE_SET_TO_DISABLE }, - { CLK_TOP_DSP_32K, "dsp_32k", "clk32k", 0x0, 16, CLK_GATE_SET_TO_DISABLE }, - { CLK_TOP_DSP_26M, "dsp_26m", "clk26m", 0x0, 17, CLK_GATE_SET_TO_DISABLE }, - { CLK_TOP_USB20_48M_EN, "usb20_48m_en", "usb20_192m_d4", 0x104, 8, 0 }, - { CLK_TOP_UNIVPLL_48M_EN, "univpll_48m_en", "usb20_192m_d4", 0x104, 9, 0 }, - { CLK_TOP_LVDSTX_CLKDIG_EN, "lvdstx_dig_en", "lvdstx_dig_cts", 0x104, 20, 0 }, - { CLK_TOP_VPLL_DPIX_EN, "vpll_dpix_en", "vpll_dpix", 0x104, 21, 0 }, - { CLK_TOP_SSUSB_TOP_CK_EN, "ssusb_top_ck_en", NULL, 0x104, 22, 0 }, - { CLK_TOP_SSUSB_PHY_CK_EN, "ssusb_phy_ck_en", NULL, 0x104, 23, 0 }, - { CLK_TOP_AUD_I2S0_M, "aud_i2s0_m_ck", "apll12_ck_div0", 0x320, 0, 0 }, - { CLK_TOP_AUD_I2S1_M, "aud_i2s1_m_ck", "apll12_ck_div1", 0x320, 1, 0 }, - { CLK_TOP_AUD_I2S2_M, "aud_i2s2_m_ck", "apll12_ck_div2", 0x320, 2, 0 }, - { CLK_TOP_AUD_I2S3_M, "aud_i2s3_m_ck", "apll12_ck_div3", 0x320, 3, 0 }, - { CLK_TOP_AUD_TDMOUT_M, "aud_tdmout_m_ck", "apll12_ck_div4", 0x320, 4, 0 }, - { CLK_TOP_AUD_TDMOUT_B, "aud_tdmout_b_ck", "apll12_ck_div4b", 0x320, 5, 0 }, - { CLK_TOP_AUD_TDMIN_M, "aud_tdmin_m_ck", "apll12_ck_div5", 0x320, 6, 0 }, - { CLK_TOP_AUD_TDMIN_B, "aud_tdmin_b_ck", "apll12_ck_div5b", 0x320, 7, 0 }, - { CLK_TOP_AUD_SPDIF_M, "aud_spdif_m_ck", "apll12_ck_div6", 0x320, 8, 0 }, +static const struct mtk_gate_regs top0_cg_regs = { + .set_ofs = 0, + .clr_ofs = 0, + .sta_ofs = 0, +}; + +static const struct mtk_gate_regs top1_cg_regs = { + .set_ofs = 0x104, + .clr_ofs = 0x104, + .sta_ofs = 0x104, +}; + +static const struct mtk_gate_regs top2_cg_regs = { + .set_ofs = 0x320, + .clr_ofs = 0x320, + .sta_ofs = 0x320, +}; + +#define GATE_TOP0(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &top0_cg_regs, \ + _shift, &mtk_clk_gate_ops_no_setclr) + +#define GATE_TOP1(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &top1_cg_regs, \ + _shift, &mtk_clk_gate_ops_no_setclr_inv) + +#define GATE_TOP2(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &top2_cg_regs, \ + _shift, &mtk_clk_gate_ops_no_setclr_inv) + +static const struct mtk_gate top_clk_gates[] = { + GATE_TOP0(CLK_TOP_CONN_32K, "conn_32k", "clk32k", 10), + GATE_TOP0(CLK_TOP_CONN_26M, "conn_26m", "clk26m", 11), + GATE_TOP0(CLK_TOP_DSP_32K, "dsp_32k", "clk32k", 16), + GATE_TOP0(CLK_TOP_DSP_26M, "dsp_26m", "clk26m", 17), + GATE_TOP1(CLK_TOP_USB20_48M_EN, "usb20_48m_en", "usb20_192m_d4", 8), + GATE_TOP1(CLK_TOP_UNIVPLL_48M_EN, "univpll_48m_en", "usb20_192m_d4", 9), + GATE_TOP1(CLK_TOP_LVDSTX_CLKDIG_EN, "lvdstx_dig_en", "lvdstx_dig_cts", 20), + GATE_TOP1(CLK_TOP_VPLL_DPIX_EN, "vpll_dpix_en", "vpll_dpix", 21), + GATE_TOP1(CLK_TOP_SSUSB_TOP_CK_EN, "ssusb_top_ck_en", NULL, 22), + GATE_TOP1(CLK_TOP_SSUSB_PHY_CK_EN, "ssusb_phy_ck_en", NULL, 23), + GATE_TOP2(CLK_TOP_AUD_I2S0_M, "aud_i2s0_m_ck", "apll12_ck_div0", 0), + GATE_TOP2(CLK_TOP_AUD_I2S1_M, "aud_i2s1_m_ck", "apll12_ck_div1", 1), + GATE_TOP2(CLK_TOP_AUD_I2S2_M, "aud_i2s2_m_ck", "apll12_ck_div2", 2), + GATE_TOP2(CLK_TOP_AUD_I2S3_M, "aud_i2s3_m_ck", "apll12_ck_div3", 3), + GATE_TOP2(CLK_TOP_AUD_TDMOUT_M, "aud_tdmout_m_ck", "apll12_ck_div4", 4), + GATE_TOP2(CLK_TOP_AUD_TDMOUT_B, "aud_tdmout_b_ck", "apll12_ck_div4b", 5), + GATE_TOP2(CLK_TOP_AUD_TDMIN_M, "aud_tdmin_m_ck", "apll12_ck_div5", 6), + GATE_TOP2(CLK_TOP_AUD_TDMIN_B, "aud_tdmin_b_ck", "apll12_ck_div5b", 7), + GATE_TOP2(CLK_TOP_AUD_SPDIF_M, "aud_spdif_m_ck", "apll12_ck_div6", 8), }; static const struct mtk_gate_regs ifr2_cg_regs = { @@ -631,50 +652,24 @@ static const struct mtk_gate_regs ifr6_cg_regs = { .sta_ofs = 0xd8, }; -#define GATE_IFR2(_id, _name, _parent, _shift) { \ - .id = _id, \ - .name = _name, \ - .parent_name = _parent, \ - .regs = &ifr2_cg_regs, \ - .shift = _shift, \ - .ops = &mtk_clk_gate_ops_setclr, \ - } - -#define GATE_IFR3(_id, _name, _parent, _shift) { \ - .id = _id, \ - .name = _name, \ - .parent_name = _parent, \ - .regs = &ifr3_cg_regs, \ - .shift = _shift, \ - .ops = &mtk_clk_gate_ops_setclr, \ - } - -#define GATE_IFR4(_id, _name, _parent, _shift) { \ - .id = _id, \ - .name = _name, \ - .parent_name = _parent, \ - .regs = &ifr4_cg_regs, \ - .shift = _shift, \ - .ops = &mtk_clk_gate_ops_setclr, \ - } - -#define GATE_IFR5(_id, _name, _parent, _shift) { \ - .id = _id, \ - .name = _name, \ - .parent_name = _parent, \ - .regs = &ifr5_cg_regs, \ - .shift = _shift, \ - .ops = &mtk_clk_gate_ops_setclr, \ - } - -#define GATE_IFR6(_id, _name, _parent, _shift) { \ - .id = _id, \ - .name = _name, \ - .parent_name = _parent, \ - .regs = &ifr6_cg_regs, \ - .shift = _shift, \ - .ops = &mtk_clk_gate_ops_setclr, \ - } +#define GATE_IFRX(_id, _name, _parent, _shift, _regs) \ + GATE_MTK(_id, _name, _parent, _regs, _shift, \ + &mtk_clk_gate_ops_setclr) + +#define GATE_IFR2(_id, _name, _parent, _shift) \ + GATE_IFRX(_id, _name, _parent, _shift, &ifr2_cg_regs) + +#define GATE_IFR3(_id, _name, _parent, _shift) \ + GATE_IFRX(_id, _name, _parent, _shift, &ifr3_cg_regs) + +#define GATE_IFR4(_id, _name, _parent, _shift) \ + GATE_IFRX(_id, _name, _parent, _shift, &ifr4_cg_regs) + +#define GATE_IFR5(_id, _name, _parent, _shift) \ + GATE_IFRX(_id, _name, _parent, _shift, &ifr5_cg_regs) + +#define GATE_IFR6(_id, _name, _parent, _shift) \ + GATE_IFRX(_id, _name, _parent, _shift, &ifr6_cg_regs) static const struct mtk_gate ifr_clks[] = { /* IFR2 */ @@ -708,6 +703,7 @@ static const struct mtk_gate ifr_clks[] = { GATE_IFR3(CLK_IFR_GCPU, "ifr_gcpu", "axi_sel", 8), GATE_IFR3(CLK_IFR_TRNG, "ifr_trng", "axi_sel", 9), GATE_IFR3(CLK_IFR_AUXADC, "ifr_auxadc", "clk26m", 10), + GATE_IFR3(CLK_IFR_CPUM, "ifr_cpum", "clk26m", 11), GATE_IFR3(CLK_IFR_AUXADC_MD, "ifr_auxadc_md", "clk26m", 14), GATE_IFR3(CLK_IFR_AP_DMA, "ifr_ap_dma", "axi_sel", 18), GATE_IFR3(CLK_IFR_DEBUGSYS, "ifr_debugsys", "axi_sel", 24), @@ -729,6 +725,8 @@ static const struct mtk_gate ifr_clks[] = { GATE_IFR5(CLK_IFR_PWRAP_TMR, "ifr_pwrap_tmr", "clk26m", 12), GATE_IFR5(CLK_IFR_PWRAP_SPI, "ifr_pwrap_spi", "clk26m", 13), GATE_IFR5(CLK_IFR_PWRAP_SYS, "ifr_pwrap_sys", "clk26m", 14), + GATE_MTK_FLAGS(CLK_IFR_MCU_PM_BK, "ifr_mcu_pm_bk", NULL, &ifr5_cg_regs, + 17, &mtk_clk_gate_ops_setclr, CLK_IGNORE_UNUSED), GATE_IFR5(CLK_IFR_IRRX_26M, "ifr_irrx_26m", "clk26m", 22), GATE_IFR5(CLK_IFR_IRRX_32K, "ifr_irrx_32k", "clk32k", 23), GATE_IFR5(CLK_IFR_I2C0_AXI, "ifr_i2c0_axi", "i2c_sel", 24), @@ -753,403 +751,67 @@ static const struct mtk_gate ifr_clks[] = { GATE_IFR6(CLK_IFR_SSUSB_XHCI, "ifr_ssusb_xhci", "ssusb_xhci_sel", 11), }; -static const struct mtk_simple_gate peri_clks[] = { - { CLK_PERIAXI, "periaxi", "axi_sel", 0x20c, 31, 0 }, -}; - -#define MT8365_PLL_FMAX (3800UL * MHZ) -#define MT8365_PLL_FMIN (1500UL * MHZ) -#define CON0_MT8365_RST_BAR BIT(23) - -#define PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ - _pd_reg, _pd_shift, _tuner_reg, _tuner_en_reg, \ - _tuner_en_bit, _pcw_reg, _pcw_shift, _div_table, \ - _rst_bar_mask, _pcw_chg_reg) { \ - .id = _id, \ - .name = _name, \ - .reg = _reg, \ - .pwr_reg = _pwr_reg, \ - .en_mask = _en_mask, \ - .flags = _flags, \ - .rst_bar_mask = _rst_bar_mask, \ - .fmax = MT8365_PLL_FMAX, \ - .fmin = MT8365_PLL_FMIN, \ - .pcwbits = _pcwbits, \ - .pcwibits = 8, \ - .pd_reg = _pd_reg, \ - .pd_shift = _pd_shift, \ - .tuner_reg = _tuner_reg, \ - .tuner_en_reg = _tuner_en_reg, \ - .tuner_en_bit = _tuner_en_bit, \ - .pcw_reg = _pcw_reg, \ - .pcw_shift = _pcw_shift, \ - .pcw_chg_reg = _pcw_chg_reg, \ - .div_table = _div_table, \ - } - -#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ - _pd_reg, _pd_shift, _tuner_reg, \ - _tuner_en_reg, _tuner_en_bit, _pcw_reg, \ - _pcw_shift, _rst_bar_mask, _pcw_chg_reg) \ - PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, \ - _pcwbits, _pd_reg, _pd_shift, \ - _tuner_reg, _tuner_en_reg, _tuner_en_bit, \ - _pcw_reg, _pcw_shift, NULL, _rst_bar_mask, \ - _pcw_chg_reg) \ - -static const struct mtk_pll_div_table armpll_div_table[] = { - { .div = 0, .freq = MT8365_PLL_FMAX }, - { .div = 1, .freq = 1500 * MHZ }, - { .div = 2, .freq = 750 * MHZ }, - { .div = 3, .freq = 375 * MHZ }, - { .div = 4, .freq = 182500000 }, - { } /* sentinel */ -}; - -static const struct mtk_pll_div_table mfgpll_div_table[] = { - { .div = 0, .freq = MT8365_PLL_FMAX }, - { .div = 1, .freq = 1600 * MHZ }, - { .div = 2, .freq = 800 * MHZ }, - { .div = 3, .freq = 400 * MHZ }, - { .div = 4, .freq = 200 * MHZ }, - { } /* sentinel */ -}; - -static const struct mtk_pll_div_table dsppll_div_table[] = { - { .div = 0, .freq = MT8365_PLL_FMAX }, - { .div = 1, .freq = 1600 * MHZ }, - { .div = 2, .freq = 600 * MHZ }, - { .div = 3, .freq = 400 * MHZ }, - { .div = 4, .freq = 200 * MHZ }, - { } /* sentinel */ -}; - -static const struct mtk_pll_data plls[] = { - PLL_B(CLK_APMIXED_ARMPLL, "armpll", 0x030C, 0x0318, 0x00000001, PLL_AO, - 22, 0x0310, 24, 0, 0, 0, 0x0310, 0, armpll_div_table, 0, 0), - PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x0228, 0x0234, 0xFF000001, - HAVE_RST_BAR, 22, 0x022C, 24, 0, 0, 0, 0x022C, 0, - CON0_MT8365_RST_BAR, 0), - PLL(CLK_APMIXED_UNIVPLL, "univpll2", 0x0208, 0x0214, 0xFF000001, - HAVE_RST_BAR, 22, 0x020C, 24, 0, 0, 0, 0x020C, 0, - CON0_MT8365_RST_BAR, 0), - PLL_B(CLK_APMIXED_MFGPLL, "mfgpll", 0x0218, 0x0224, 0x00000001, 0, 22, - 0x021C, 24, 0, 0, 0, 0x021C, 0, mfgpll_div_table, 0, 0), - PLL(CLK_APMIXED_MSDCPLL, "msdcpll", 0x0350, 0x035C, 0x00000001, 0, 22, - 0x0354, 24, 0, 0, 0, 0x0354, 0, 0, 0), - PLL(CLK_APMIXED_MMPLL, "mmpll", 0x0330, 0x033C, 0x00000001, 0, 22, - 0x0334, 24, 0, 0, 0, 0x0334, 0, 0, 0), - PLL(CLK_APMIXED_APLL1, "apll1", 0x031C, 0x032C, 0x00000001, 0, 32, - 0x0320, 24, 0x0040, 0x000C, 0, 0x0324, 0, 0, 0x0320), - PLL(CLK_APMIXED_APLL2, "apll2", 0x0360, 0x0370, 0x00000001, 0, 32, - 0x0364, 24, 0x004C, 0x000C, 5, 0x0368, 0, 0, 0x0364), - PLL(CLK_APMIXED_LVDSPLL, "lvdspll", 0x0374, 0x0380, 0x00000001, 0, 22, - 0x0378, 24, 0, 0, 0, 0x0378, 0, 0, 0), - PLL_B(CLK_APMIXED_DSPPLL, "dsppll", 0x0390, 0x039C, 0x00000001, 0, 22, - 0x0394, 24, 0, 0, 0, 0x0394, 0, dsppll_div_table, 0, 0), - PLL(CLK_APMIXED_APUPLL, "apupll", 0x03A0, 0x03AC, 0x00000001, 0, 22, - 0x03A4, 24, 0, 0, 0, 0x03A4, 0, 0, 0), -}; - -static int clk_mt8365_apmixed_probe(struct platform_device *pdev) -{ - void __iomem *base; - struct clk_hw_onecell_data *clk_data; - struct device_node *node = pdev->dev.of_node; - struct device *dev = &pdev->dev; - struct clk_hw *hw; - int ret; - - base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(base)) - return PTR_ERR(base); - - clk_data = mtk_devm_alloc_clk_data(dev, CLK_APMIXED_NR_CLK); - if (!clk_data) - return -ENOMEM; - - hw = devm_clk_hw_register_gate(dev, "univ_en", "univpll2", 0, - base + 0x204, 0, 0, NULL); - if (IS_ERR(hw)) - return PTR_ERR(hw); - clk_data->hws[CLK_APMIXED_UNIV_EN] = hw; - - hw = devm_clk_hw_register_gate(dev, "usb20_en", "univ_en", 0, - base + 0x204, 1, 0, NULL); - if (IS_ERR(hw)) - return PTR_ERR(hw); - clk_data->hws[CLK_APMIXED_USB20_EN] = hw; - - ret = mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data); - if (ret) - return ret; - - ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); - if (ret) - goto unregister_plls; - - return 0; - -unregister_plls: - mtk_clk_unregister_plls(plls, ARRAY_SIZE(plls), clk_data); - - return ret; -} - -static int -clk_mt8365_register_mtk_simple_gates(struct device *dev, void __iomem *base, - struct clk_hw_onecell_data *clk_data, - const struct mtk_simple_gate *gates, - unsigned int num_gates) -{ - unsigned int i; - - for (i = 0; i != num_gates; ++i) { - const struct mtk_simple_gate *gate = &gates[i]; - struct clk_hw *hw; - - hw = devm_clk_hw_register_gate(dev, gate->name, gate->parent, 0, - base + gate->reg, gate->shift, - gate->gate_flags, NULL); - if (IS_ERR(hw)) - return PTR_ERR(hw); - - clk_data->hws[gate->id] = hw; - } - - return 0; -} - -static int clk_mt8365_top_probe(struct platform_device *pdev) -{ - void __iomem *base; - struct clk_hw_onecell_data *clk_data; - struct device_node *node = pdev->dev.of_node; - struct device *dev = &pdev->dev; - int ret; - int i; - - base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(base)) - return PTR_ERR(base); - - clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK); - if (!clk_data) - return -ENOMEM; - - ret = mtk_clk_register_fixed_clks(top_fixed_clks, - ARRAY_SIZE(top_fixed_clks), clk_data); - if (ret) - goto free_clk_data; - - ret = mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), - clk_data); - if (ret) - goto unregister_fixed_clks; - - ret = mtk_clk_register_muxes(top_muxes, ARRAY_SIZE(top_muxes), node, - &mt8365_clk_lock, clk_data); - if (ret) - goto unregister_factors; - - ret = mtk_clk_register_composites(top_misc_mux_gates, - ARRAY_SIZE(top_misc_mux_gates), base, - &mt8365_clk_lock, clk_data); - if (ret) - goto unregister_muxes; - - for (i = 0; i != ARRAY_SIZE(top_misc_muxes); ++i) { - struct mt8365_clk_audio_mux *mux = &top_misc_muxes[i]; - struct clk_hw *hw; - - hw = devm_clk_hw_register_mux(dev, mux->name, apll_i2s0_parents, - ARRAY_SIZE(apll_i2s0_parents), - CLK_SET_RATE_PARENT, base + 0x320, - mux->shift, 1, 0, NULL); - if (IS_ERR(hw)) { - ret = PTR_ERR(hw); - goto unregister_composites; - } - - clk_data->hws[mux->id] = hw; - } - - ret = mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs), - base, &mt8365_clk_lock, clk_data); - if (ret) - goto unregister_composites; - - ret = clk_mt8365_register_mtk_simple_gates(dev, base, clk_data, - top_clk_gates, - ARRAY_SIZE(top_clk_gates)); - if (ret) - goto unregister_dividers; - - ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); - if (ret) - goto unregister_dividers; - - return 0; -unregister_dividers: - mtk_clk_unregister_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs), - clk_data); -unregister_composites: - mtk_clk_unregister_composites(top_misc_mux_gates, - ARRAY_SIZE(top_misc_mux_gates), clk_data); -unregister_muxes: - mtk_clk_unregister_muxes(top_muxes, ARRAY_SIZE(top_muxes), clk_data); -unregister_factors: - mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); -unregister_fixed_clks: - mtk_clk_unregister_fixed_clks(top_fixed_clks, - ARRAY_SIZE(top_fixed_clks), clk_data); -free_clk_data: - mtk_free_clk_data(clk_data); - - return ret; -} - -static int clk_mt8365_infra_probe(struct platform_device *pdev) -{ - struct clk_hw_onecell_data *clk_data; - struct device_node *node = pdev->dev.of_node; - int ret; - - clk_data = mtk_alloc_clk_data(CLK_IFR_NR_CLK); - if (!clk_data) - return -ENOMEM; - - ret = mtk_clk_register_gates(node, ifr_clks, ARRAY_SIZE(ifr_clks), - clk_data); - if (ret) - goto free_clk_data; - - ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); - if (ret) - goto unregister_gates; - - return 0; - -unregister_gates: - mtk_clk_unregister_gates(ifr_clks, ARRAY_SIZE(ifr_clks), clk_data); -free_clk_data: - mtk_free_clk_data(clk_data); - - return ret; -} - -static int clk_mt8365_peri_probe(struct platform_device *pdev) -{ - void __iomem *base; - struct clk_hw_onecell_data *clk_data; - struct device *dev = &pdev->dev; - struct device_node *node = dev->of_node; - int ret; - - base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(base)) - return PTR_ERR(base); - - clk_data = mtk_devm_alloc_clk_data(dev, CLK_PERI_NR_CLK); - if (!clk_data) - return -ENOMEM; - - ret = clk_mt8365_register_mtk_simple_gates(dev, base, clk_data, - peri_clks, - ARRAY_SIZE(peri_clks)); - if (ret) - return ret; - - ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); - - return ret; -} - -static int clk_mt8365_mcu_probe(struct platform_device *pdev) -{ - struct clk_hw_onecell_data *clk_data; - struct device_node *node = pdev->dev.of_node; - void __iomem *base; - int ret; - - base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(base)) - return PTR_ERR(base); - - clk_data = mtk_alloc_clk_data(CLK_MCU_NR_CLK); - if (!clk_data) - return -ENOMEM; +static const struct mtk_gate_regs peri_cg_regs = { + .set_ofs = 0x20c, + .clr_ofs = 0x20c, + .sta_ofs = 0x20c, +}; - ret = mtk_clk_register_composites(mcu_muxes, ARRAY_SIZE(mcu_muxes), - base, &mt8365_clk_lock, clk_data); - if (ret) - goto free_clk_data; +static const struct mtk_gate peri_clks[] = { + GATE_MTK(CLK_PERIAXI, "periaxi", "axi_sel", &peri_cg_regs, 31, + &mtk_clk_gate_ops_no_setclr), +}; - ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); - if (ret) - goto unregister_composites; +static const struct mtk_clk_desc topck_desc = { + .clks = top_clk_gates, + .num_clks = ARRAY_SIZE(top_clk_gates), + .fixed_clks = top_fixed_clks, + .num_fixed_clks = ARRAY_SIZE(top_fixed_clks), + .factor_clks = top_divs, + .num_factor_clks = ARRAY_SIZE(top_divs), + .mux_clks = top_muxes, + .num_mux_clks = ARRAY_SIZE(top_muxes), + .composite_clks = top_misc_muxes, + .num_composite_clks = ARRAY_SIZE(top_misc_muxes), + .divider_clks = top_adj_divs, + .num_divider_clks = ARRAY_SIZE(top_adj_divs), + .clk_lock = &mt8365_clk_lock, +}; - return 0; +static const struct mtk_clk_desc infra_desc = { + .clks = ifr_clks, + .num_clks = ARRAY_SIZE(ifr_clks), +}; -unregister_composites: - mtk_clk_unregister_composites(mcu_muxes, ARRAY_SIZE(mcu_muxes), - clk_data); -free_clk_data: - mtk_free_clk_data(clk_data); +static const struct mtk_clk_desc peri_desc = { + .clks = peri_clks, + .num_clks = ARRAY_SIZE(peri_clks), +}; - return ret; -} +static const struct mtk_clk_desc mcu_desc = { + .composite_clks = mcu_muxes, + .num_composite_clks = ARRAY_SIZE(mcu_muxes), + .clk_lock = &mt8365_clk_lock, +}; static const struct of_device_id of_match_clk_mt8365[] = { - { - .compatible = "mediatek,mt8365-apmixedsys", - .data = clk_mt8365_apmixed_probe, - }, { - .compatible = "mediatek,mt8365-topckgen", - .data = clk_mt8365_top_probe, - }, { - .compatible = "mediatek,mt8365-infracfg", - .data = clk_mt8365_infra_probe, - }, { - .compatible = "mediatek,mt8365-pericfg", - .data = clk_mt8365_peri_probe, - }, { - .compatible = "mediatek,mt8365-mcucfg", - .data = clk_mt8365_mcu_probe, - }, { - /* sentinel */ - } -}; - -static int clk_mt8365_probe(struct platform_device *pdev) -{ - int (*clk_probe)(struct platform_device *pdev); - int ret; - - clk_probe = of_device_get_match_data(&pdev->dev); - if (!clk_probe) - return -EINVAL; - - ret = clk_probe(pdev); - if (ret) - dev_err(&pdev->dev, - "%s: could not register clock provider: %d\n", - pdev->name, ret); - - return ret; -} + { .compatible = "mediatek,mt8365-topckgen", .data = &topck_desc }, + { .compatible = "mediatek,mt8365-infracfg", .data = &infra_desc }, + { .compatible = "mediatek,mt8365-pericfg", .data = &peri_desc }, + { .compatible = "mediatek,mt8365-mcucfg", .data = &mcu_desc }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, of_match_clk_mt8365); static struct platform_driver clk_mt8365_drv = { - .probe = clk_mt8365_probe, .driver = { .name = "clk-mt8365", .of_match_table = of_match_clk_mt8365, }, + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, }; +module_platform_driver(clk_mt8365_drv); -static int __init clk_mt8365_init(void) -{ - return platform_driver_register(&clk_mt8365_drv); -} -arch_initcall(clk_mt8365_init); +MODULE_DESCRIPTION("MediaTek MT8365 main clocks driver"); MODULE_LICENSE("GPL"); |