diff options
Diffstat (limited to 'drivers/clk/thead/clk-th1520-ap.c')
| -rw-r--r-- | drivers/clk/thead/clk-th1520-ap.c | 681 |
1 files changed, 450 insertions, 231 deletions
diff --git a/drivers/clk/thead/clk-th1520-ap.c b/drivers/clk/thead/clk-th1520-ap.c index 17e32ae08720..71ad03a998e8 100644 --- a/drivers/clk/thead/clk-th1520-ap.c +++ b/drivers/clk/thead/clk-th1520-ap.c @@ -18,6 +18,7 @@ #define TH1520_PLL_FBDIV GENMASK(19, 8) #define TH1520_PLL_REFDIV GENMASK(5, 0) #define TH1520_PLL_BYPASS BIT(30) +#define TH1520_PLL_VCO_RST BIT(29) #define TH1520_PLL_DSMPD BIT(24) #define TH1520_PLL_FRAC GENMASK(23, 0) #define TH1520_PLL_FRAC_BITS 24 @@ -42,17 +43,20 @@ struct ccu_common { }; struct ccu_mux { - struct ccu_internal mux; - struct ccu_common common; + int clkid; + u32 reg; + struct clk_mux mux; }; struct ccu_gate { - u32 enable; - struct ccu_common common; + int clkid; + u32 reg; + struct clk_gate gate; }; struct ccu_div { u32 enable; + u32 div_en; struct ccu_div_internal div; struct ccu_internal mux; struct ccu_common common; @@ -75,12 +79,23 @@ struct ccu_pll { .flags = _flags, \ } -#define CCU_GATE(_clkid, _struct, _name, _parent, _reg, _gate, _flags) \ +#define TH_CCU_MUX(_name, _parents, _shift, _width) \ + { \ + .mask = GENMASK(_width - 1, 0), \ + .shift = _shift, \ + .hw.init = CLK_HW_INIT_PARENTS_DATA( \ + _name, \ + _parents, \ + &clk_mux_ops, \ + 0), \ + } + +#define CCU_GATE(_clkid, _struct, _name, _parent, _reg, _bit, _flags) \ struct ccu_gate _struct = { \ - .enable = _gate, \ - .common = { \ - .clkid = _clkid, \ - .cfg0 = _reg, \ + .clkid = _clkid, \ + .reg = _reg, \ + .gate = { \ + .bit_idx = _bit, \ .hw.init = CLK_HW_INIT_PARENTS_DATA( \ _name, \ _parent, \ @@ -94,13 +109,6 @@ static inline struct ccu_common *hw_to_ccu_common(struct clk_hw *hw) return container_of(hw, struct ccu_common, hw); } -static inline struct ccu_mux *hw_to_ccu_mux(struct clk_hw *hw) -{ - struct ccu_common *common = hw_to_ccu_common(hw); - - return container_of(common, struct ccu_mux, common); -} - static inline struct ccu_pll *hw_to_ccu_pll(struct clk_hw *hw) { struct ccu_common *common = hw_to_ccu_common(hw); @@ -115,13 +123,6 @@ static inline struct ccu_div *hw_to_ccu_div(struct clk_hw *hw) return container_of(common, struct ccu_div, common); } -static inline struct ccu_gate *hw_to_ccu_gate(struct clk_hw *hw) -{ - struct ccu_common *common = hw_to_ccu_common(hw); - - return container_of(common, struct ccu_gate, common); -} - static u8 ccu_get_parent_helper(struct ccu_common *common, struct ccu_internal *mux) { @@ -192,6 +193,55 @@ static unsigned long ccu_div_recalc_rate(struct clk_hw *hw, return rate; } +static int ccu_div_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + unsigned int val; + + if (cd->div_en) + return divider_determine_rate(hw, req, NULL, + cd->div.width, cd->div.flags); + + regmap_read(cd->common.map, cd->common.cfg0, &val); + val = val >> cd->div.shift; + val &= GENMASK(cd->div.width - 1, 0); + return divider_ro_determine_rate(hw, req, NULL, cd->div.width, + cd->div.flags, val); +} + +static int ccu_div_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + int val = divider_get_val(rate, parent_rate, NULL, + cd->div.width, cd->div.flags); + unsigned int curr_val, reg_val; + + if (val < 0) + return val; + + regmap_read(cd->common.map, cd->common.cfg0, ®_val); + curr_val = reg_val >> cd->div.shift; + curr_val &= GENMASK(cd->div.width - 1, 0); + + if (!cd->div_en && curr_val != val) + return -EINVAL; + + reg_val &= ~cd->div_en; + regmap_write(cd->common.map, cd->common.cfg0, reg_val); + udelay(1); + + reg_val &= ~GENMASK(cd->div.width + cd->div.shift - 1, cd->div.shift); + reg_val |= val << cd->div.shift; + regmap_write(cd->common.map, cd->common.cfg0, reg_val); + + reg_val |= cd->div_en; + regmap_write(cd->common.map, cd->common.cfg0, reg_val); + + return 0; +} + static u8 ccu_div_get_parent(struct clk_hw *hw) { struct ccu_div *cd = hw_to_ccu_div(hw); @@ -234,9 +284,34 @@ static const struct clk_ops ccu_div_ops = { .get_parent = ccu_div_get_parent, .set_parent = ccu_div_set_parent, .recalc_rate = ccu_div_recalc_rate, - .determine_rate = clk_hw_determine_rate_no_reparent, + .set_rate = ccu_div_set_rate, + .determine_rate = ccu_div_determine_rate, }; +static void ccu_pll_disable(struct clk_hw *hw) +{ + struct ccu_pll *pll = hw_to_ccu_pll(hw); + + regmap_set_bits(pll->common.map, pll->common.cfg1, + TH1520_PLL_VCO_RST); +} + +static int ccu_pll_enable(struct clk_hw *hw) +{ + struct ccu_pll *pll = hw_to_ccu_pll(hw); + + return regmap_clear_bits(pll->common.map, pll->common.cfg1, + TH1520_PLL_VCO_RST); +} + +static int ccu_pll_is_enabled(struct clk_hw *hw) +{ + struct ccu_pll *pll = hw_to_ccu_pll(hw); + + return !regmap_test_bits(pll->common.map, pll->common.cfg1, + TH1520_PLL_VCO_RST); +} + static unsigned long th1520_pll_vco_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { @@ -294,6 +369,9 @@ static unsigned long ccu_pll_recalc_rate(struct clk_hw *hw, } static const struct clk_ops clk_pll_ops = { + .disable = ccu_pll_disable, + .enable = ccu_pll_enable, + .is_enabled = ccu_pll_is_enabled, .recalc_rate = ccu_pll_recalc_rate, }; @@ -309,7 +387,7 @@ static struct ccu_pll cpu_pll0_clk = { .hw.init = CLK_HW_INIT_PARENTS_DATA("cpu-pll0", osc_24m_clk, &clk_pll_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -321,7 +399,7 @@ static struct ccu_pll cpu_pll1_clk = { .hw.init = CLK_HW_INIT_PARENTS_DATA("cpu-pll1", osc_24m_clk, &clk_pll_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -333,7 +411,7 @@ static struct ccu_pll gmac_pll_clk = { .hw.init = CLK_HW_INIT_PARENTS_DATA("gmac-pll", osc_24m_clk, &clk_pll_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -353,7 +431,7 @@ static struct ccu_pll video_pll_clk = { .hw.init = CLK_HW_INIT_PARENTS_DATA("video-pll", osc_24m_clk, &clk_pll_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -405,7 +483,7 @@ static struct ccu_pll tee_pll_clk = { .hw.init = CLK_HW_INIT_PARENTS_DATA("tee-pll", osc_24m_clk, &clk_pll_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -415,32 +493,20 @@ static const struct clk_parent_data c910_i0_parents[] = { }; static struct ccu_mux c910_i0_clk = { - .mux = TH_CCU_ARG(1, 1), - .common = { - .clkid = CLK_C910_I0, - .cfg0 = 0x100, - .hw.init = CLK_HW_INIT_PARENTS_DATA("c910-i0", - c910_i0_parents, - &clk_mux_ops, - 0), - } + .clkid = CLK_C910_I0, + .reg = 0x100, + .mux = TH_CCU_MUX("c910-i0", c910_i0_parents, 1, 1), }; static const struct clk_parent_data c910_parents[] = { - { .hw = &c910_i0_clk.common.hw }, + { .hw = &c910_i0_clk.mux.hw }, { .hw = &cpu_pll1_clk.common.hw } }; static struct ccu_mux c910_clk = { - .mux = TH_CCU_ARG(0, 1), - .common = { - .clkid = CLK_C910, - .cfg0 = 0x100, - .hw.init = CLK_HW_INIT_PARENTS_DATA("c910", - c910_parents, - &clk_mux_ops, - 0), - } + .clkid = CLK_C910, + .reg = 0x100, + .mux = TH_CCU_MUX("c910", c910_parents, 0, 1), }; static const struct clk_parent_data ahb2_cpusys_parents[] = { @@ -493,7 +559,7 @@ static struct ccu_div axi4_cpusys2_aclk = { .hw.init = CLK_HW_INIT_PARENTS_HW("axi4-cpusys2-aclk", gmac_pll_clk_parent, &ccu_div_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -515,7 +581,7 @@ static struct ccu_div axi_aclk = { .hw.init = CLK_HW_INIT_PARENTS_DATA("axi-aclk", axi_parents, &ccu_div_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -582,7 +648,14 @@ static const struct clk_parent_data peri2sys_apb_pclk_pd[] = { { .hw = &peri2sys_apb_pclk.common.hw } }; -static CLK_FIXED_FACTOR_FW_NAME(osc12m_clk, "osc_12m", "osc_24m", 2, 1, 0); +static struct clk_fixed_factor osc12m_clk = { + .div = 2, + .mult = 1, + .hw.init = CLK_HW_INIT_PARENTS_DATA("osc_12m", + osc_24m_clk, + &clk_fixed_factor_ops, + 0), +}; static const char * const out_parents[] = { "osc_24m", "osc_12m" }; @@ -657,7 +730,7 @@ static struct ccu_div apb_pclk = { .hw.init = CLK_HW_INIT_PARENTS_DATA("apb-pclk", apb_parents, &ccu_div_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -688,7 +761,7 @@ static struct ccu_div vi_clk = { .hw.init = CLK_HW_INIT_PARENTS_HW("vi", video_pll_clk_parent, &ccu_div_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -713,7 +786,7 @@ static struct ccu_div vo_axi_clk = { .hw.init = CLK_HW_INIT_PARENTS_HW("vo-axi", video_pll_clk_parent, &ccu_div_ops, - 0), + CLK_IS_CRITICAL), }, }; @@ -738,7 +811,7 @@ static struct ccu_div vp_axi_clk = { .hw.init = CLK_HW_INIT_PARENTS_HW("vp-axi", video_pll_clk_parent, &ccu_div_ops, - CLK_IGNORE_UNUSED), + CLK_IS_CRITICAL), }, }; @@ -756,6 +829,7 @@ static struct ccu_div venc_clk = { }; static struct ccu_div dpu0_clk = { + .div_en = BIT(8), .div = TH_CCU_DIV_FLAGS(0, 8, CLK_DIVIDER_ONE_BASED), .common = { .clkid = CLK_DPU0, @@ -763,11 +837,16 @@ static struct ccu_div dpu0_clk = { .hw.init = CLK_HW_INIT_PARENTS_HW("dpu0", dpu0_pll_clk_parent, &ccu_div_ops, - 0), + CLK_SET_RATE_UNGATE), }, }; +static const struct clk_parent_data dpu0_clk_pd[] = { + { .hw = &dpu0_clk.common.hw } +}; + static struct ccu_div dpu1_clk = { + .div_en = BIT(8), .div = TH_CCU_DIV_FLAGS(0, 8, CLK_DIVIDER_ONE_BASED), .common = { .clkid = CLK_DPU1, @@ -775,70 +854,147 @@ static struct ccu_div dpu1_clk = { .hw.init = CLK_HW_INIT_PARENTS_HW("dpu1", dpu1_pll_clk_parent, &ccu_div_ops, - 0), + CLK_SET_RATE_UNGATE), }, }; -static CCU_GATE(CLK_BROM, brom_clk, "brom", ahb2_cpusys_hclk_pd, 0x100, BIT(4), 0); -static CCU_GATE(CLK_BMU, bmu_clk, "bmu", axi4_cpusys2_aclk_pd, 0x100, BIT(5), 0); +static const struct clk_parent_data dpu1_clk_pd[] = { + { .hw = &dpu1_clk.common.hw } +}; + +static CLK_FIXED_FACTOR_HW(emmc_sdio_ref_clk, "emmc-sdio-ref", + &video_pll_clk.common.hw, 4, 1, 0); + +static const struct clk_parent_data emmc_sdio_ref_clk_pd[] = { + { .hw = &emmc_sdio_ref_clk.hw }, +}; + +static CCU_GATE(CLK_BROM, brom_clk, "brom", ahb2_cpusys_hclk_pd, 0x100, 4, 0); +static CCU_GATE(CLK_BMU, bmu_clk, "bmu", axi4_cpusys2_aclk_pd, 0x100, 5, 0); static CCU_GATE(CLK_AON2CPU_A2X, aon2cpu_a2x_clk, "aon2cpu-a2x", axi4_cpusys2_aclk_pd, - 0x134, BIT(8), 0); + 0x134, 8, CLK_IS_CRITICAL); static CCU_GATE(CLK_X2X_CPUSYS, x2x_cpusys_clk, "x2x-cpusys", axi4_cpusys2_aclk_pd, - 0x134, BIT(7), 0); -static CCU_GATE(CLK_CPU2AON_X2H, cpu2aon_x2h_clk, "cpu2aon-x2h", axi_aclk_pd, 0x138, BIT(8), 0); + 0x134, 7, CLK_IS_CRITICAL); +static CCU_GATE(CLK_CPU2AON_X2H, cpu2aon_x2h_clk, "cpu2aon-x2h", axi_aclk_pd, + 0x138, 8, CLK_IS_CRITICAL); static CCU_GATE(CLK_CPU2PERI_X2H, cpu2peri_x2h_clk, "cpu2peri-x2h", axi4_cpusys2_aclk_pd, - 0x140, BIT(9), 0); + 0x140, 9, CLK_IS_CRITICAL); static CCU_GATE(CLK_PERISYS_APB1_HCLK, perisys_apb1_hclk, "perisys-apb1-hclk", perisys_ahb_hclk_pd, - 0x150, BIT(9), 0); + 0x150, 9, CLK_IS_CRITICAL); static CCU_GATE(CLK_PERISYS_APB2_HCLK, perisys_apb2_hclk, "perisys-apb2-hclk", perisys_ahb_hclk_pd, - 0x150, BIT(10), 0); + 0x150, 10, CLK_IS_CRITICAL); static CCU_GATE(CLK_PERISYS_APB3_HCLK, perisys_apb3_hclk, "perisys-apb3-hclk", perisys_ahb_hclk_pd, - 0x150, BIT(11), 0); + 0x150, 11, CLK_IS_CRITICAL); static CCU_GATE(CLK_PERISYS_APB4_HCLK, perisys_apb4_hclk, "perisys-apb4-hclk", perisys_ahb_hclk_pd, - 0x150, BIT(12), 0); -static CCU_GATE(CLK_NPU_AXI, npu_axi_clk, "npu-axi", axi_aclk_pd, 0x1c8, BIT(5), 0); -static CCU_GATE(CLK_CPU2VP, cpu2vp_clk, "cpu2vp", axi_aclk_pd, 0x1e0, BIT(13), 0); -static CCU_GATE(CLK_EMMC_SDIO, emmc_sdio_clk, "emmc-sdio", video_pll_clk_pd, 0x204, BIT(30), 0); -static CCU_GATE(CLK_GMAC1, gmac1_clk, "gmac1", gmac_pll_clk_pd, 0x204, BIT(26), 0); -static CCU_GATE(CLK_PADCTRL1, padctrl1_clk, "padctrl1", perisys_apb_pclk_pd, 0x204, BIT(24), 0); -static CCU_GATE(CLK_DSMART, dsmart_clk, "dsmart", perisys_apb_pclk_pd, 0x204, BIT(23), 0); -static CCU_GATE(CLK_PADCTRL0, padctrl0_clk, "padctrl0", perisys_apb_pclk_pd, 0x204, BIT(22), 0); -static CCU_GATE(CLK_GMAC_AXI, gmac_axi_clk, "gmac-axi", axi4_cpusys2_aclk_pd, 0x204, BIT(21), 0); -static CCU_GATE(CLK_GPIO3, gpio3_clk, "gpio3-clk", peri2sys_apb_pclk_pd, 0x204, BIT(20), 0); -static CCU_GATE(CLK_GMAC0, gmac0_clk, "gmac0", gmac_pll_clk_pd, 0x204, BIT(19), 0); -static CCU_GATE(CLK_PWM, pwm_clk, "pwm", perisys_apb_pclk_pd, 0x204, BIT(18), 0); -static CCU_GATE(CLK_QSPI0, qspi0_clk, "qspi0", video_pll_clk_pd, 0x204, BIT(17), 0); -static CCU_GATE(CLK_QSPI1, qspi1_clk, "qspi1", video_pll_clk_pd, 0x204, BIT(16), 0); -static CCU_GATE(CLK_SPI, spi_clk, "spi", video_pll_clk_pd, 0x204, BIT(15), 0); -static CCU_GATE(CLK_UART0_PCLK, uart0_pclk, "uart0-pclk", perisys_apb_pclk_pd, 0x204, BIT(14), 0); -static CCU_GATE(CLK_UART1_PCLK, uart1_pclk, "uart1-pclk", perisys_apb_pclk_pd, 0x204, BIT(13), 0); -static CCU_GATE(CLK_UART2_PCLK, uart2_pclk, "uart2-pclk", perisys_apb_pclk_pd, 0x204, BIT(12), 0); -static CCU_GATE(CLK_UART3_PCLK, uart3_pclk, "uart3-pclk", perisys_apb_pclk_pd, 0x204, BIT(11), 0); -static CCU_GATE(CLK_UART4_PCLK, uart4_pclk, "uart4-pclk", perisys_apb_pclk_pd, 0x204, BIT(10), 0); -static CCU_GATE(CLK_UART5_PCLK, uart5_pclk, "uart5-pclk", perisys_apb_pclk_pd, 0x204, BIT(9), 0); -static CCU_GATE(CLK_GPIO0, gpio0_clk, "gpio0-clk", perisys_apb_pclk_pd, 0x204, BIT(8), 0); -static CCU_GATE(CLK_GPIO1, gpio1_clk, "gpio1-clk", perisys_apb_pclk_pd, 0x204, BIT(7), 0); -static CCU_GATE(CLK_GPIO2, gpio2_clk, "gpio2-clk", peri2sys_apb_pclk_pd, 0x204, BIT(6), 0); -static CCU_GATE(CLK_I2C0, i2c0_clk, "i2c0", perisys_apb_pclk_pd, 0x204, BIT(5), 0); -static CCU_GATE(CLK_I2C1, i2c1_clk, "i2c1", perisys_apb_pclk_pd, 0x204, BIT(4), 0); -static CCU_GATE(CLK_I2C2, i2c2_clk, "i2c2", perisys_apb_pclk_pd, 0x204, BIT(3), 0); -static CCU_GATE(CLK_I2C3, i2c3_clk, "i2c3", perisys_apb_pclk_pd, 0x204, BIT(2), 0); -static CCU_GATE(CLK_I2C4, i2c4_clk, "i2c4", perisys_apb_pclk_pd, 0x204, BIT(1), 0); -static CCU_GATE(CLK_I2C5, i2c5_clk, "i2c5", perisys_apb_pclk_pd, 0x204, BIT(0), 0); -static CCU_GATE(CLK_SPINLOCK, spinlock_clk, "spinlock", ahb2_cpusys_hclk_pd, 0x208, BIT(10), 0); -static CCU_GATE(CLK_DMA, dma_clk, "dma", axi4_cpusys2_aclk_pd, 0x208, BIT(8), 0); -static CCU_GATE(CLK_MBOX0, mbox0_clk, "mbox0", apb3_cpusys_pclk_pd, 0x208, BIT(7), 0); -static CCU_GATE(CLK_MBOX1, mbox1_clk, "mbox1", apb3_cpusys_pclk_pd, 0x208, BIT(6), 0); -static CCU_GATE(CLK_MBOX2, mbox2_clk, "mbox2", apb3_cpusys_pclk_pd, 0x208, BIT(5), 0); -static CCU_GATE(CLK_MBOX3, mbox3_clk, "mbox3", apb3_cpusys_pclk_pd, 0x208, BIT(4), 0); -static CCU_GATE(CLK_WDT0, wdt0_clk, "wdt0", apb3_cpusys_pclk_pd, 0x208, BIT(3), 0); -static CCU_GATE(CLK_WDT1, wdt1_clk, "wdt1", apb3_cpusys_pclk_pd, 0x208, BIT(2), 0); -static CCU_GATE(CLK_TIMER0, timer0_clk, "timer0", apb3_cpusys_pclk_pd, 0x208, BIT(1), 0); -static CCU_GATE(CLK_TIMER1, timer1_clk, "timer1", apb3_cpusys_pclk_pd, 0x208, BIT(0), 0); -static CCU_GATE(CLK_SRAM0, sram0_clk, "sram0", axi_aclk_pd, 0x20c, BIT(4), 0); -static CCU_GATE(CLK_SRAM1, sram1_clk, "sram1", axi_aclk_pd, 0x20c, BIT(3), 0); -static CCU_GATE(CLK_SRAM2, sram2_clk, "sram2", axi_aclk_pd, 0x20c, BIT(2), 0); -static CCU_GATE(CLK_SRAM3, sram3_clk, "sram3", axi_aclk_pd, 0x20c, BIT(1), 0); + 0x150, 12, 0); +static const struct clk_parent_data perisys_apb4_hclk_pd[] = { + { .hw = &perisys_apb4_hclk.gate.hw }, +}; + +static CCU_GATE(CLK_NPU_AXI, npu_axi_clk, "npu-axi", axi_aclk_pd, 0x1c8, 5, CLK_IS_CRITICAL); +static CCU_GATE(CLK_CPU2VP, cpu2vp_clk, "cpu2vp", axi_aclk_pd, 0x1e0, 13, CLK_IS_CRITICAL); +static CCU_GATE(CLK_EMMC_SDIO, emmc_sdio_clk, "emmc-sdio", emmc_sdio_ref_clk_pd, 0x204, 30, 0); +static CCU_GATE(CLK_GMAC1, gmac1_clk, "gmac1", gmac_pll_clk_pd, 0x204, 26, 0); +static CCU_GATE(CLK_PADCTRL1, padctrl1_clk, "padctrl1", perisys_apb_pclk_pd, 0x204, 24, 0); +static CCU_GATE(CLK_DSMART, dsmart_clk, "dsmart", perisys_apb_pclk_pd, 0x204, 23, 0); +static CCU_GATE(CLK_PADCTRL0, padctrl0_clk, "padctrl0", perisys_apb4_hclk_pd, 0x204, 22, 0); +static CCU_GATE(CLK_GMAC_AXI, gmac_axi_clk, "gmac-axi", axi4_cpusys2_aclk_pd, 0x204, 21, 0); +static CCU_GATE(CLK_GPIO3, gpio3_clk, "gpio3-clk", peri2sys_apb_pclk_pd, 0x204, 20, 0); +static CCU_GATE(CLK_GMAC0, gmac0_clk, "gmac0", gmac_pll_clk_pd, 0x204, 19, 0); +static CCU_GATE(CLK_PWM, pwm_clk, "pwm", perisys_apb_pclk_pd, 0x204, 18, 0); +static CCU_GATE(CLK_QSPI0, qspi0_clk, "qspi0", video_pll_clk_pd, 0x204, 17, 0); +static CCU_GATE(CLK_QSPI1, qspi1_clk, "qspi1", video_pll_clk_pd, 0x204, 16, 0); +static CCU_GATE(CLK_SPI, spi_clk, "spi", video_pll_clk_pd, 0x204, 15, 0); +static CCU_GATE(CLK_UART0_PCLK, uart0_pclk, "uart0-pclk", perisys_apb_pclk_pd, 0x204, 14, 0); +static CCU_GATE(CLK_UART1_PCLK, uart1_pclk, "uart1-pclk", perisys_apb_pclk_pd, 0x204, 13, 0); +static CCU_GATE(CLK_UART2_PCLK, uart2_pclk, "uart2-pclk", perisys_apb_pclk_pd, 0x204, 12, 0); +static CCU_GATE(CLK_UART3_PCLK, uart3_pclk, "uart3-pclk", perisys_apb_pclk_pd, 0x204, 11, 0); +static CCU_GATE(CLK_UART4_PCLK, uart4_pclk, "uart4-pclk", perisys_apb_pclk_pd, 0x204, 10, 0); +static CCU_GATE(CLK_UART5_PCLK, uart5_pclk, "uart5-pclk", perisys_apb_pclk_pd, 0x204, 9, 0); +static CCU_GATE(CLK_GPIO0, gpio0_clk, "gpio0-clk", perisys_apb_pclk_pd, 0x204, 8, 0); +static CCU_GATE(CLK_GPIO1, gpio1_clk, "gpio1-clk", perisys_apb_pclk_pd, 0x204, 7, 0); +static CCU_GATE(CLK_GPIO2, gpio2_clk, "gpio2-clk", peri2sys_apb_pclk_pd, 0x204, 6, 0); +static CCU_GATE(CLK_I2C0, i2c0_clk, "i2c0", perisys_apb_pclk_pd, 0x204, 5, 0); +static CCU_GATE(CLK_I2C1, i2c1_clk, "i2c1", perisys_apb_pclk_pd, 0x204, 4, 0); +static CCU_GATE(CLK_I2C2, i2c2_clk, "i2c2", perisys_apb_pclk_pd, 0x204, 3, 0); +static CCU_GATE(CLK_I2C3, i2c3_clk, "i2c3", perisys_apb_pclk_pd, 0x204, 2, 0); +static CCU_GATE(CLK_I2C4, i2c4_clk, "i2c4", perisys_apb_pclk_pd, 0x204, 1, 0); +static CCU_GATE(CLK_I2C5, i2c5_clk, "i2c5", perisys_apb_pclk_pd, 0x204, 0, 0); +static CCU_GATE(CLK_SPINLOCK, spinlock_clk, "spinlock", ahb2_cpusys_hclk_pd, 0x208, 10, 0); +static CCU_GATE(CLK_DMA, dma_clk, "dma", axi4_cpusys2_aclk_pd, 0x208, 8, 0); +static CCU_GATE(CLK_MBOX0, mbox0_clk, "mbox0", apb3_cpusys_pclk_pd, 0x208, 7, 0); +static CCU_GATE(CLK_MBOX1, mbox1_clk, "mbox1", apb3_cpusys_pclk_pd, 0x208, 6, 0); +static CCU_GATE(CLK_MBOX2, mbox2_clk, "mbox2", apb3_cpusys_pclk_pd, 0x208, 5, 0); +static CCU_GATE(CLK_MBOX3, mbox3_clk, "mbox3", apb3_cpusys_pclk_pd, 0x208, 4, 0); +static CCU_GATE(CLK_WDT0, wdt0_clk, "wdt0", apb3_cpusys_pclk_pd, 0x208, 3, 0); +static CCU_GATE(CLK_WDT1, wdt1_clk, "wdt1", apb3_cpusys_pclk_pd, 0x208, 2, 0); +static CCU_GATE(CLK_TIMER0, timer0_clk, "timer0", apb3_cpusys_pclk_pd, 0x208, 1, 0); +static CCU_GATE(CLK_TIMER1, timer1_clk, "timer1", apb3_cpusys_pclk_pd, 0x208, 0, 0); +static CCU_GATE(CLK_SRAM0, sram0_clk, "sram0", axi_aclk_pd, 0x20c, 4, 0); +static CCU_GATE(CLK_SRAM1, sram1_clk, "sram1", axi_aclk_pd, 0x20c, 3, 0); +static CCU_GATE(CLK_SRAM2, sram2_clk, "sram2", axi_aclk_pd, 0x20c, 2, 0); +static CCU_GATE(CLK_SRAM3, sram3_clk, "sram3", axi_aclk_pd, 0x20c, 1, 0); + +static CCU_GATE(CLK_AXI4_VO_ACLK, axi4_vo_aclk, "axi4-vo-aclk", + video_pll_clk_pd, 0x0, 0, CLK_IS_CRITICAL); +static CCU_GATE(CLK_GPU_CORE, gpu_core_clk, "gpu-core-clk", video_pll_clk_pd, + 0x0, 3, 0); +static CCU_GATE(CLK_GPU_CFG_ACLK, gpu_cfg_aclk, "gpu-cfg-aclk", + video_pll_clk_pd, 0x0, 4, CLK_IS_CRITICAL); +static CCU_GATE(CLK_DPU_PIXELCLK0, dpu0_pixelclk, "dpu0-pixelclk", + dpu0_clk_pd, 0x0, 5, CLK_SET_RATE_PARENT); +static CCU_GATE(CLK_DPU_PIXELCLK1, dpu1_pixelclk, "dpu1-pixelclk", + dpu1_clk_pd, 0x0, 6, CLK_SET_RATE_PARENT); +static CCU_GATE(CLK_DPU_HCLK, dpu_hclk, "dpu-hclk", video_pll_clk_pd, 0x0, + 7, 0); +static CCU_GATE(CLK_DPU_ACLK, dpu_aclk, "dpu-aclk", video_pll_clk_pd, 0x0, + 8, 0); +static CCU_GATE(CLK_DPU_CCLK, dpu_cclk, "dpu-cclk", video_pll_clk_pd, 0x0, + 9, 0); +static CCU_GATE(CLK_HDMI_SFR, hdmi_sfr_clk, "hdmi-sfr-clk", video_pll_clk_pd, + 0x0, 10, 0); +static CCU_GATE(CLK_HDMI_PCLK, hdmi_pclk, "hdmi-pclk", video_pll_clk_pd, 0x0, + 11, 0); +static CCU_GATE(CLK_HDMI_CEC, hdmi_cec_clk, "hdmi-cec-clk", video_pll_clk_pd, + 0x0, 12, 0); +static CCU_GATE(CLK_MIPI_DSI0_PCLK, mipi_dsi0_pclk, "mipi-dsi0-pclk", + video_pll_clk_pd, 0x0, 13, 0); +static CCU_GATE(CLK_MIPI_DSI1_PCLK, mipi_dsi1_pclk, "mipi-dsi1-pclk", + video_pll_clk_pd, 0x0, 14, 0); +static CCU_GATE(CLK_MIPI_DSI0_CFG, mipi_dsi0_cfg_clk, "mipi-dsi0-cfg-clk", + video_pll_clk_pd, 0x0, 15, 0); +static CCU_GATE(CLK_MIPI_DSI1_CFG, mipi_dsi1_cfg_clk, "mipi-dsi1-cfg-clk", + video_pll_clk_pd, 0x0, 16, 0); +static CCU_GATE(CLK_MIPI_DSI0_REFCLK, mipi_dsi0_refclk, "mipi-dsi0-refclk", + video_pll_clk_pd, 0x0, 17, 0); +static CCU_GATE(CLK_MIPI_DSI1_REFCLK, mipi_dsi1_refclk, "mipi-dsi1-refclk", + video_pll_clk_pd, 0x0, 18, 0); +static CCU_GATE(CLK_HDMI_I2S, hdmi_i2s_clk, "hdmi-i2s-clk", video_pll_clk_pd, + 0x0, 19, 0); +static CCU_GATE(CLK_X2H_DPU1_ACLK, x2h_dpu1_aclk, "x2h-dpu1-aclk", + video_pll_clk_pd, 0x0, 20, CLK_IS_CRITICAL); +static CCU_GATE(CLK_X2H_DPU_ACLK, x2h_dpu_aclk, "x2h-dpu-aclk", + video_pll_clk_pd, 0x0, 21, CLK_IS_CRITICAL); +static CCU_GATE(CLK_AXI4_VO_PCLK, axi4_vo_pclk, "axi4-vo-pclk", + video_pll_clk_pd, 0x0, 22, 0); +static CCU_GATE(CLK_IOPMP_VOSYS_DPU_PCLK, iopmp_vosys_dpu_pclk, + "iopmp-vosys-dpu-pclk", video_pll_clk_pd, 0x0, 23, 0); +static CCU_GATE(CLK_IOPMP_VOSYS_DPU1_PCLK, iopmp_vosys_dpu1_pclk, + "iopmp-vosys-dpu1-pclk", video_pll_clk_pd, 0x0, 24, 0); +static CCU_GATE(CLK_IOPMP_VOSYS_GPU_PCLK, iopmp_vosys_gpu_pclk, + "iopmp-vosys-gpu-pclk", video_pll_clk_pd, 0x0, 25, 0); +static CCU_GATE(CLK_IOPMP_DPU1_ACLK, iopmp_dpu1_aclk, "iopmp-dpu1-aclk", + video_pll_clk_pd, 0x0, 27, CLK_IS_CRITICAL); +static CCU_GATE(CLK_IOPMP_DPU_ACLK, iopmp_dpu_aclk, "iopmp-dpu-aclk", + video_pll_clk_pd, 0x0, 28, CLK_IS_CRITICAL); +static CCU_GATE(CLK_IOPMP_GPU_ACLK, iopmp_gpu_aclk, "iopmp-gpu-aclk", + video_pll_clk_pd, 0x0, 29, CLK_IS_CRITICAL); +static CCU_GATE(CLK_MIPIDSI0_PIXCLK, mipi_dsi0_pixclk, "mipi-dsi0-pixclk", + video_pll_clk_pd, 0x0, 30, 0); +static CCU_GATE(CLK_MIPIDSI1_PIXCLK, mipi_dsi1_pixclk, "mipi-dsi1-pixclk", + video_pll_clk_pd, 0x0, 31, 0); +static CCU_GATE(CLK_HDMI_PIXCLK, hdmi_pixclk, "hdmi-pixclk", video_pll_clk_pd, + 0x4, 0, 0); static CLK_FIXED_FACTOR_HW(gmac_pll_clk_100m, "gmac-pll-clk-100m", &gmac_pll_clk.common.hw, 10, 1, 0); @@ -849,15 +1005,9 @@ static const struct clk_parent_data uart_sclk_parents[] = { }; static struct ccu_mux uart_sclk = { - .mux = TH_CCU_ARG(0, 1), - .common = { - .clkid = CLK_UART_SCLK, - .cfg0 = 0x210, - .hw.init = CLK_HW_INIT_PARENTS_DATA("uart-sclk", - uart_sclk_parents, - &clk_mux_ops, - 0), - } + .clkid = CLK_UART_SCLK, + .reg = 0x210, + .mux = TH_CCU_MUX("uart-sclk", uart_sclk_parents, 0, 1), }; static struct ccu_common *th1520_pll_clks[] = { @@ -889,97 +1039,167 @@ static struct ccu_common *th1520_div_clks[] = { &vo_axi_clk.common, &vp_apb_clk.common, &vp_axi_clk.common, - &cpu2vp_clk.common, &venc_clk.common, &dpu0_clk.common, &dpu1_clk.common, }; -static struct ccu_common *th1520_mux_clks[] = { - &c910_i0_clk.common, - &c910_clk.common, - &uart_sclk.common, -}; - -static struct ccu_common *th1520_gate_clks[] = { - &emmc_sdio_clk.common, - &aon2cpu_a2x_clk.common, - &x2x_cpusys_clk.common, - &brom_clk.common, - &bmu_clk.common, - &cpu2aon_x2h_clk.common, - &cpu2peri_x2h_clk.common, - &perisys_apb1_hclk.common, - &perisys_apb2_hclk.common, - &perisys_apb3_hclk.common, - &perisys_apb4_hclk.common, - &npu_axi_clk.common, - &gmac1_clk.common, - &padctrl1_clk.common, - &dsmart_clk.common, - &padctrl0_clk.common, - &gmac_axi_clk.common, - &gpio3_clk.common, - &gmac0_clk.common, - &pwm_clk.common, - &qspi0_clk.common, - &qspi1_clk.common, - &spi_clk.common, - &uart0_pclk.common, - &uart1_pclk.common, - &uart2_pclk.common, - &uart3_pclk.common, - &uart4_pclk.common, - &uart5_pclk.common, - &gpio0_clk.common, - &gpio1_clk.common, - &gpio2_clk.common, - &i2c0_clk.common, - &i2c1_clk.common, - &i2c2_clk.common, - &i2c3_clk.common, - &i2c4_clk.common, - &i2c5_clk.common, - &spinlock_clk.common, - &dma_clk.common, - &mbox0_clk.common, - &mbox1_clk.common, - &mbox2_clk.common, - &mbox3_clk.common, - &wdt0_clk.common, - &wdt1_clk.common, - &timer0_clk.common, - &timer1_clk.common, - &sram0_clk.common, - &sram1_clk.common, - &sram2_clk.common, - &sram3_clk.common, -}; - -#define NR_CLKS (CLK_UART_SCLK + 1) +static struct ccu_mux *th1520_mux_clks[] = { + &c910_i0_clk, + &c910_clk, + &uart_sclk, +}; + +static struct ccu_gate *th1520_gate_clks[] = { + &emmc_sdio_clk, + &aon2cpu_a2x_clk, + &x2x_cpusys_clk, + &brom_clk, + &bmu_clk, + &cpu2aon_x2h_clk, + &cpu2peri_x2h_clk, + &cpu2vp_clk, + &perisys_apb1_hclk, + &perisys_apb2_hclk, + &perisys_apb3_hclk, + &perisys_apb4_hclk, + &npu_axi_clk, + &gmac1_clk, + &padctrl1_clk, + &dsmart_clk, + &padctrl0_clk, + &gmac_axi_clk, + &gpio3_clk, + &gmac0_clk, + &pwm_clk, + &qspi0_clk, + &qspi1_clk, + &spi_clk, + &uart0_pclk, + &uart1_pclk, + &uart2_pclk, + &uart3_pclk, + &uart4_pclk, + &uart5_pclk, + &gpio0_clk, + &gpio1_clk, + &gpio2_clk, + &i2c0_clk, + &i2c1_clk, + &i2c2_clk, + &i2c3_clk, + &i2c4_clk, + &i2c5_clk, + &spinlock_clk, + &dma_clk, + &mbox0_clk, + &mbox1_clk, + &mbox2_clk, + &mbox3_clk, + &wdt0_clk, + &wdt1_clk, + &timer0_clk, + &timer1_clk, + &sram0_clk, + &sram1_clk, + &sram2_clk, + &sram3_clk, +}; + +static struct ccu_gate *th1520_vo_gate_clks[] = { + &axi4_vo_aclk, + &gpu_core_clk, + &gpu_cfg_aclk, + &dpu0_pixelclk, + &dpu1_pixelclk, + &dpu_hclk, + &dpu_aclk, + &dpu_cclk, + &hdmi_sfr_clk, + &hdmi_pclk, + &hdmi_cec_clk, + &mipi_dsi0_pclk, + &mipi_dsi1_pclk, + &mipi_dsi0_cfg_clk, + &mipi_dsi1_cfg_clk, + &mipi_dsi0_refclk, + &mipi_dsi1_refclk, + &hdmi_i2s_clk, + &x2h_dpu1_aclk, + &x2h_dpu_aclk, + &axi4_vo_pclk, + &iopmp_vosys_dpu_pclk, + &iopmp_vosys_dpu1_pclk, + &iopmp_vosys_gpu_pclk, + &iopmp_dpu1_aclk, + &iopmp_dpu_aclk, + &iopmp_gpu_aclk, + &mipi_dsi0_pixclk, + &mipi_dsi1_pixclk, + &hdmi_pixclk +}; static const struct regmap_config th1520_clk_regmap_config = { .reg_bits = 32, .val_bits = 32, .reg_stride = 4, - .fast_io = true, +}; + +struct th1520_plat_data { + struct ccu_common **th1520_pll_clks; + struct ccu_common **th1520_div_clks; + struct ccu_mux **th1520_mux_clks; + struct ccu_gate **th1520_gate_clks; + + int nr_clks; + int nr_pll_clks; + int nr_div_clks; + int nr_mux_clks; + int nr_gate_clks; +}; + +static const struct th1520_plat_data th1520_ap_platdata = { + .th1520_pll_clks = th1520_pll_clks, + .th1520_div_clks = th1520_div_clks, + .th1520_mux_clks = th1520_mux_clks, + .th1520_gate_clks = th1520_gate_clks, + + .nr_clks = CLK_UART_SCLK + 1, + + .nr_pll_clks = ARRAY_SIZE(th1520_pll_clks), + .nr_div_clks = ARRAY_SIZE(th1520_div_clks), + .nr_mux_clks = ARRAY_SIZE(th1520_mux_clks), + .nr_gate_clks = ARRAY_SIZE(th1520_gate_clks), +}; + +static const struct th1520_plat_data th1520_vo_platdata = { + .th1520_gate_clks = th1520_vo_gate_clks, + + .nr_clks = CLK_HDMI_PIXCLK + 1, + + .nr_gate_clks = ARRAY_SIZE(th1520_vo_gate_clks), }; static int th1520_clk_probe(struct platform_device *pdev) { + const struct th1520_plat_data *plat_data; struct device *dev = &pdev->dev; struct clk_hw_onecell_data *priv; struct regmap *map; void __iomem *base; - struct clk_hw *hw; int ret, i; - priv = devm_kzalloc(dev, struct_size(priv, hws, NR_CLKS), GFP_KERNEL); + plat_data = device_get_match_data(&pdev->dev); + if (!plat_data) + return dev_err_probe(&pdev->dev, -ENODEV, + "No device match data found\n"); + + priv = devm_kzalloc(dev, struct_size(priv, hws, plat_data->nr_clks), GFP_KERNEL); if (!priv) return -ENOMEM; - priv->num = NR_CLKS; + priv->num = plat_data->nr_clks; base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) @@ -989,75 +1209,69 @@ static int th1520_clk_probe(struct platform_device *pdev) if (IS_ERR(map)) return PTR_ERR(map); - for (i = 0; i < ARRAY_SIZE(th1520_pll_clks); i++) { - struct ccu_pll *cp = hw_to_ccu_pll(&th1520_pll_clks[i]->hw); + for (i = 0; i < plat_data->nr_pll_clks; i++) { + struct ccu_pll *cp = hw_to_ccu_pll(&plat_data->th1520_pll_clks[i]->hw); - th1520_pll_clks[i]->map = map; + plat_data->th1520_pll_clks[i]->map = map; - ret = devm_clk_hw_register(dev, &th1520_pll_clks[i]->hw); + ret = devm_clk_hw_register(dev, &plat_data->th1520_pll_clks[i]->hw); if (ret) return ret; priv->hws[cp->common.clkid] = &cp->common.hw; } - for (i = 0; i < ARRAY_SIZE(th1520_div_clks); i++) { - struct ccu_div *cd = hw_to_ccu_div(&th1520_div_clks[i]->hw); + for (i = 0; i < plat_data->nr_div_clks; i++) { + struct ccu_div *cd = hw_to_ccu_div(&plat_data->th1520_div_clks[i]->hw); - th1520_div_clks[i]->map = map; + plat_data->th1520_div_clks[i]->map = map; - ret = devm_clk_hw_register(dev, &th1520_div_clks[i]->hw); + ret = devm_clk_hw_register(dev, &plat_data->th1520_div_clks[i]->hw); if (ret) return ret; priv->hws[cd->common.clkid] = &cd->common.hw; } - for (i = 0; i < ARRAY_SIZE(th1520_mux_clks); i++) { - struct ccu_mux *cm = hw_to_ccu_mux(&th1520_mux_clks[i]->hw); - const struct clk_init_data *init = cm->common.hw.init; - - th1520_mux_clks[i]->map = map; - hw = devm_clk_hw_register_mux_parent_data_table(dev, - init->name, - init->parent_data, - init->num_parents, - 0, - base + cm->common.cfg0, - cm->mux.shift, - cm->mux.width, - 0, NULL, NULL); - if (IS_ERR(hw)) - return PTR_ERR(hw); - - priv->hws[cm->common.clkid] = hw; + for (i = 0; i < plat_data->nr_mux_clks; i++) { + struct ccu_mux *cm = plat_data->th1520_mux_clks[i]; + + cm->mux.reg = base + cm->reg; + + ret = devm_clk_hw_register(dev, &cm->mux.hw); + if (ret) + return ret; + + priv->hws[cm->clkid] = &cm->mux.hw; } - for (i = 0; i < ARRAY_SIZE(th1520_gate_clks); i++) { - struct ccu_gate *cg = hw_to_ccu_gate(&th1520_gate_clks[i]->hw); + for (i = 0; i < plat_data->nr_gate_clks; i++) { + struct ccu_gate *cg = plat_data->th1520_gate_clks[i]; - th1520_gate_clks[i]->map = map; + cg->gate.reg = base + cg->reg; - hw = devm_clk_hw_register_gate_parent_data(dev, - cg->common.hw.init->name, - cg->common.hw.init->parent_data, - 0, base + cg->common.cfg0, - ffs(cg->enable) - 1, 0, NULL); - if (IS_ERR(hw)) - return PTR_ERR(hw); + ret = devm_clk_hw_register(dev, &cg->gate.hw); + if (ret) + return ret; - priv->hws[cg->common.clkid] = hw; + priv->hws[cg->clkid] = &cg->gate.hw; } - ret = devm_clk_hw_register(dev, &osc12m_clk.hw); - if (ret) - return ret; - priv->hws[CLK_OSC12M] = &osc12m_clk.hw; + if (plat_data == &th1520_ap_platdata) { + ret = devm_clk_hw_register(dev, &osc12m_clk.hw); + if (ret) + return ret; + priv->hws[CLK_OSC12M] = &osc12m_clk.hw; - ret = devm_clk_hw_register(dev, &gmac_pll_clk_100m.hw); - if (ret) - return ret; - priv->hws[CLK_PLL_GMAC_100M] = &gmac_pll_clk_100m.hw; + ret = devm_clk_hw_register(dev, &gmac_pll_clk_100m.hw); + if (ret) + return ret; + priv->hws[CLK_PLL_GMAC_100M] = &gmac_pll_clk_100m.hw; + + ret = devm_clk_hw_register(dev, &emmc_sdio_ref_clk.hw); + if (ret) + return ret; + } ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, priv); if (ret) @@ -1069,6 +1283,11 @@ static int th1520_clk_probe(struct platform_device *pdev) static const struct of_device_id th1520_clk_match[] = { { .compatible = "thead,th1520-clk-ap", + .data = &th1520_ap_platdata, + }, + { + .compatible = "thead,th1520-clk-vo", + .data = &th1520_vo_platdata, }, { /* sentinel */ }, }; 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