Selaa lähdekoodia

waterDataFluctuationCorrelation main.c 姚强 commit at 2021-04-09

姚强 4 vuotta sitten
vanhempi
commit
8f497b1d69
1 muutettua tiedostoa jossa 115 lisäystä ja 0 poistoa
  1. 115 0
      waterDataFluctuationCorrelation/main.c

+ 115 - 0
waterDataFluctuationCorrelation/main.c

@@ -332,3 +332,118 @@ int __init mx6q_clocks_init(void)
 	clk[enfc_podf]        = imx_clk_divider("enfc_podf",        "enfc_pred",         base + 0x2c, 21, 6);
 	clk[emi_podf]         = imx_clk_divider("emi_podf",         "emi_sel",           base + 0x1c, 20, 3);
 	clk[emi_slow_podf]    = imx_clk_divider("emi_slow_podf",    "emi_slow_sel",      base + 0x1c, 23, 3);
+	clk[vpu_axi_podf]     = imx_clk_divider("vpu_axi_podf",     "vpu_axi_sel",       base + 0x24, 25, 3);
+	clk[cko1_podf]        = imx_clk_divider("cko1_podf",        "cko1_sel",          base + 0x60, 4,  3);
+
+	/*                                            name                 parent_name    reg        shift width busy: reg, shift */
+	clk[axi]               = imx_clk_busy_divider("axi",               "axi_sel",     base + 0x14, 16,  3,   base + 0x48, 0);
+	clk[mmdc_ch0_axi_podf] = imx_clk_busy_divider("mmdc_ch0_axi_podf", "periph",      base + 0x14, 19,  3,   base + 0x48, 4);
+	clk[mmdc_ch1_axi_podf] = imx_clk_busy_divider("mmdc_ch1_axi_podf", "periph2",     base + 0x14, 3,   3,   base + 0x48, 2);
+	clk[arm]               = imx_clk_busy_divider("arm",               "pll1_sw",     base + 0x10, 0,   3,   base + 0x48, 16);
+	clk[ahb]               = imx_clk_busy_divider("ahb",               "periph",      base + 0x14, 10,  3,   base + 0x48, 1);
+
+	/*                                name             parent_name          reg         shift */
+	clk[apbh_dma]     = imx_clk_gate2("apbh_dma",      "usdhc3",            base + 0x68, 4);
+	clk[asrc]         = imx_clk_gate2("asrc",          "asrc_podf",         base + 0x68, 6);
+	clk[can1_ipg]     = imx_clk_gate2("can1_ipg",      "ipg",               base + 0x68, 14);
+	clk[can1_serial]  = imx_clk_gate2("can1_serial",   "can_root",          base + 0x68, 16);
+	clk[can2_ipg]     = imx_clk_gate2("can2_ipg",      "ipg",               base + 0x68, 18);
+	clk[can2_serial]  = imx_clk_gate2("can2_serial",   "can_root",          base + 0x68, 20);
+	clk[ecspi1]       = imx_clk_gate2("ecspi1",        "ecspi_root",        base + 0x6c, 0);
+	clk[ecspi2]       = imx_clk_gate2("ecspi2",        "ecspi_root",        base + 0x6c, 2);
+	clk[ecspi3]       = imx_clk_gate2("ecspi3",        "ecspi_root",        base + 0x6c, 4);
+	clk[ecspi4]       = imx_clk_gate2("ecspi4",        "ecspi_root",        base + 0x6c, 6);
+	clk[ecspi5]       = imx_clk_gate2("ecspi5",        "ecspi_root",        base + 0x6c, 8);
+	clk[enet]         = imx_clk_gate2("enet",          "ipg",               base + 0x6c, 10);
+	clk[esai]         = imx_clk_gate2("esai",          "esai_podf",         base + 0x6c, 16);
+	clk[gpt_ipg]      = imx_clk_gate2("gpt_ipg",       "ipg",               base + 0x6c, 20);
+	clk[gpt_ipg_per]  = imx_clk_gate2("gpt_ipg_per",   "ipg_per",           base + 0x6c, 22);
+	clk[gpu2d_core]   = imx_clk_gate2("gpu2d_core",    "gpu2d_core_podf",   base + 0x6c, 24);
+	clk[gpu3d_core]   = imx_clk_gate2("gpu3d_core",    "gpu3d_core_podf",   base + 0x6c, 26);
+	clk[hdmi_iahb]    = imx_clk_gate2("hdmi_iahb",     "ahb",               base + 0x70, 0);
+	clk[hdmi_isfr]    = imx_clk_gate2("hdmi_isfr",     "pll3_pfd1_540m",    base + 0x70, 4);
+	clk[i2c1]         = imx_clk_gate2("i2c1",          "ipg_per",           base + 0x70, 6);
+	clk[i2c2]         = imx_clk_gate2("i2c2",          "ipg_per",           base + 0x70, 8);
+	clk[i2c3]         = imx_clk_gate2("i2c3",          "ipg_per",           base + 0x70, 10);
+	clk[iim]          = imx_clk_gate2("iim",           "ipg",               base + 0x70, 12);
+	clk[enfc]         = imx_clk_gate2("enfc",          "enfc_podf",         base + 0x70, 14);
+	clk[ipu1]         = imx_clk_gate2("ipu1",          "ipu1_podf",         base + 0x74, 0);
+	clk[ipu1_di0]     = imx_clk_gate2("ipu1_di0",      "ipu1_di0_sel",      base + 0x74, 2);
+	clk[ipu1_di1]     = imx_clk_gate2("ipu1_di1",      "ipu1_di1_sel",      base + 0x74, 4);
+	clk[ipu2]         = imx_clk_gate2("ipu2",          "ipu2_podf",         base + 0x74, 6);
+	clk[ipu2_di0]     = imx_clk_gate2("ipu2_di0",      "ipu2_di0_sel",      base + 0x74, 8);
+	clk[ldb_di0]      = imx_clk_gate2("ldb_di0",       "ldb_di0_podf",      base + 0x74, 12);
+	clk[ldb_di1]      = imx_clk_gate2("ldb_di1",       "ldb_di1_podf",      base + 0x74, 14);
+	clk[ipu2_di1]     = imx_clk_gate2("ipu2_di1",      "ipu2_di1_sel",      base + 0x74, 10);
+	clk[hsi_tx]       = imx_clk_gate2("hsi_tx",        "hsi_tx_podf",       base + 0x74, 16);
+	clk[mlb]          = imx_clk_gate2("mlb",           "pll8_mlb",          base + 0x74, 18);
+	clk[mmdc_ch0_axi] = imx_clk_gate2("mmdc_ch0_axi",  "mmdc_ch0_axi_podf", base + 0x74, 20);
+	clk[mmdc_ch1_axi] = imx_clk_gate2("mmdc_ch1_axi",  "mmdc_ch1_axi_podf", base + 0x74, 22);
+	clk[ocram]        = imx_clk_gate2("ocram",         "ahb",               base + 0x74, 28);
+	clk[openvg_axi]   = imx_clk_gate2("openvg_axi",    "axi",               base + 0x74, 30);
+	clk[pcie_axi]     = imx_clk_gate2("pcie_axi",      "pcie_axi_sel",      base + 0x78, 0);
+	clk[per1_bch]     = imx_clk_gate2("per1_bch",      "usdhc3",            base + 0x78, 12);
+	clk[pwm1]         = imx_clk_gate2("pwm1",          "ipg_per",           base + 0x78, 16);
+	clk[pwm2]         = imx_clk_gate2("pwm2",          "ipg_per",           base + 0x78, 18);
+	clk[pwm3]         = imx_clk_gate2("pwm3",          "ipg_per",           base + 0x78, 20);
+	clk[pwm4]         = imx_clk_gate2("pwm4",          "ipg_per",           base + 0x78, 22);
+	clk[gpmi_bch_apb] = imx_clk_gate2("gpmi_bch_apb",  "usdhc3",            base + 0x78, 24);
+	clk[gpmi_bch]     = imx_clk_gate2("gpmi_bch",      "usdhc4",            base + 0x78, 26);
+	clk[gpmi_io]      = imx_clk_gate2("gpmi_io",       "enfc",              base + 0x78, 28);
+	clk[gpmi_apb]     = imx_clk_gate2("gpmi_apb",      "usdhc3",            base + 0x78, 30);
+	clk[rom]          = imx_clk_gate2("rom",           "ahb",               base + 0x7c, 0);
+	clk[sata]         = imx_clk_gate2("sata",          "ipg",               base + 0x7c, 4);
+	clk[sdma]         = imx_clk_gate2("sdma",          "ahb",               base + 0x7c, 6);
+	clk[spba]         = imx_clk_gate2("spba",          "ipg",               base + 0x7c, 12);
+	clk[ssi1_ipg]     = imx_clk_gate2("ssi1_ipg",      "ipg",               base + 0x7c, 18);
+	clk[ssi2_ipg]     = imx_clk_gate2("ssi2_ipg",      "ipg",               base + 0x7c, 20);
+	clk[ssi3_ipg]     = imx_clk_gate2("ssi3_ipg",      "ipg",               base + 0x7c, 22);
+	clk[uart_ipg]     = imx_clk_gate2("uart_ipg",      "ipg",               base + 0x7c, 24);
+	clk[uart_serial]  = imx_clk_gate2("uart_serial",   "uart_serial_podf",  base + 0x7c, 26);
+	clk[usboh3]       = imx_clk_gate2("usboh3",        "ipg",               base + 0x80, 0);
+	clk[usdhc1]       = imx_clk_gate2("usdhc1",        "usdhc1_podf",       base + 0x80, 2);
+	clk[usdhc2]       = imx_clk_gate2("usdhc2",        "usdhc2_podf",       base + 0x80, 4);
+	clk[usdhc3]       = imx_clk_gate2("usdhc3",        "usdhc3_podf",       base + 0x80, 6);
+	clk[usdhc4]       = imx_clk_gate2("usdhc4",        "usdhc4_podf",       base + 0x80, 8);
+	clk[vdo_axi]      = imx_clk_gate2("vdo_axi",       "vdo_axi_sel",       base + 0x80, 12);
+	clk[vpu_axi]      = imx_clk_gate2("vpu_axi",       "vpu_axi_podf",      base + 0x80, 14);
+	clk[cko1]         = imx_clk_gate("cko1",           "cko1_podf",         base + 0x60, 7);
+
+	for (i = 0; i < ARRAY_SIZE(clk); i++)
+		if (IS_ERR(clk[i]))
+			pr_err("i.MX6q clk %d: register failed with %ld\n",
+				i, PTR_ERR(clk[i]));
+
+	clk_data.clks = clk;
+	clk_data.clk_num = ARRAY_SIZE(clk);
+	of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
+
+	clk_register_clkdev(clk[gpt_ipg], "ipg", "imx-gpt.0");
+	clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0");
+	clk_register_clkdev(clk[twd], NULL, "smp_twd");
+	clk_register_clkdev(clk[cko1_sel], "cko1_sel", NULL);
+	clk_register_clkdev(clk[ahb], "ahb", NULL);
+	clk_register_clkdev(clk[cko1], "cko1", NULL);
+	clk_register_clkdev(clk[arm], NULL, "cpu0");
+
+	/*
+	 * The gpmi needs 100MHz frequency in the EDO/Sync mode,
+	 * We can not get the 100MHz from the pll2_pfd0_352m.
+	 * So choose pll2_pfd2_396m as enfc_sel's parent.
+	 */
+	clk_set_parent(clk[enfc_sel], clk[pll2_pfd2_396m]);
+
+	for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
+		clk_prepare_enable(clk[clks_init_on[i]]);
+
+	/* Set initial power mode */
+	imx6q_set_lpm(WAIT_CLOCKED);
+
+	np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpt");
+	base = of_iomap(np, 0);
+	WARN_ON(!base);
+	irq = irq_of_parse_and_map(np, 0);
+	mxc_timer_init(base, irq);
+
+	return 0;
+}