waterDataFluctuationCorrelation definitionOfFireSuppressionFluctuation.c 张芬 commit at 2021-04-21

waterDataFluctuationCorrelation/dataSharedMemory/definitionOfFireSuppressionFluctuation.c

@@ -400,3 +400,179 @@ static struct davinci_nand_pdata mityomapl138_nandflash_data = {
 	.options	= NAND_BUSWIDTH_16,
 	.ecc_bits	= 1, /* 4 bit mode is not supported with 16 bit NAND */
 };
+
+static struct resource mityomapl138_nandflash_resource[] = {
+	{
+		.start	= DA8XX_AEMIF_CS3_BASE,
+		.end	= DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start	= DA8XX_AEMIF_CTL_BASE,
+		.end	= DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device mityomapl138_nandflash_device = {
+	.name		= "davinci_nand",
+	.id		= 1,
+	.dev		= {
+		.platform_data	= &mityomapl138_nandflash_data,
+	},
+	.num_resources	= ARRAY_SIZE(mityomapl138_nandflash_resource),
+	.resource	= mityomapl138_nandflash_resource,
+};
+
+static struct platform_device *mityomapl138_devices[] __initdata = {
+	&mityomapl138_nandflash_device,
+};
+
+static void __init mityomapl138_setup_nand(void)
+{
+	platform_add_devices(mityomapl138_devices,
+				 ARRAY_SIZE(mityomapl138_devices));
+}
+
+static struct davinci_uart_config mityomapl138_uart_config __initdata = {
+	.enabled_uarts = 0x7,
+};
+
+static const short mityomap_mii_pins[] = {
+	DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
+	DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
+	DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
+	DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
+	DA850_MDIO_D,
+	-1
+};
+
+static const short mityomap_rmii_pins[] = {
+	DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
+	DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
+	DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
+	DA850_MDIO_D,
+	-1
+};
+
+static void __init mityomapl138_config_emac(void)
+{
+	void __iomem *cfg_chip3_base;
+	int ret;
+	u32 val;
+	struct davinci_soc_info *soc_info = &davinci_soc_info;
+
+	soc_info->emac_pdata->rmii_en = 0; /* hardcoded for now */
+
+	cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
+	val = __raw_readl(cfg_chip3_base);
+
+	if (soc_info->emac_pdata->rmii_en) {
+		val |= BIT(8);
+		ret = davinci_cfg_reg_list(mityomap_rmii_pins);
+		pr_info("RMII PHY configured\n");
+	} else {
+		val &= ~BIT(8);
+		ret = davinci_cfg_reg_list(mityomap_mii_pins);
+		pr_info("MII PHY configured\n");
+	}
+
+	if (ret) {
+		pr_warning("mii/rmii mux setup failed: %d\n", ret);
+		return;
+	}
+
+	/* configure the CFGCHIP3 register for RMII or MII */
+	__raw_writel(val, cfg_chip3_base);
+
+	soc_info->emac_pdata->phy_id = MITYOMAPL138_PHY_ID;
+
+	ret = da8xx_register_emac();
+	if (ret)
+		pr_warning("emac registration failed: %d\n", ret);
+}
+
+static struct davinci_pm_config da850_pm_pdata = {
+	.sleepcount = 128,
+};
+
+static struct platform_device da850_pm_device = {
+	.name	= "pm-davinci",
+	.dev = {
+		.platform_data  = &da850_pm_pdata,
+	},
+	.id	= -1,
+};
+
+static void __init mityomapl138_init(void)
+{
+	int ret;
+
+	/* for now, no special EDMA channels are reserved */
+	ret = da850_register_edma(NULL);
+	if (ret)
+		pr_warning("edma registration failed: %d\n", ret);
+
+	ret = da8xx_register_watchdog();
+	if (ret)
+		pr_warning("watchdog registration failed: %d\n", ret);
+
+	davinci_serial_init(&mityomapl138_uart_config);
+
+	ret = da8xx_register_i2c(0, &mityomap_i2c_0_pdata);
+	if (ret)
+		pr_warning("i2c0 registration failed: %d\n", ret);
+
+	ret = pmic_tps65023_init();
+	if (ret)
+		pr_warning("TPS65023 PMIC init failed: %d\n", ret);
+
+	mityomapl138_setup_nand();
+
+	ret = da8xx_register_spi(1, mityomapl138_spi_flash_info,
+			       ARRAY_SIZE(mityomapl138_spi_flash_info));
+	if (ret)
+		pr_warning("spi 1 registration failed: %d\n", ret);
+
+	mityomapl138_config_emac();
+
+	ret = da8xx_register_rtc();
+	if (ret)
+		pr_warning("rtc setup failed: %d\n", ret);
+
+	ret = da8xx_register_cpuidle();
+	if (ret)
+		pr_warning("cpuidle registration failed: %d\n", ret);
+
+	ret = da850_register_pm(&da850_pm_device);
+	if (ret)
+		pr_warning("da850_evm_init: suspend registration failed: %d\n",
+				ret);
+}
+
+#ifdef CONFIG_SERIAL_8250_CONSOLE
+static int __init mityomapl138_console_init(void)
+{
+	if (!machine_is_mityomapl138())
+		return 0;
+
+	return add_preferred_console("ttyS", 1, "115200");
+}
+console_initcall(mityomapl138_console_init);
+#endif
+
+static void __init mityomapl138_map_io(void)
+{
+	da850_init();
+}
+
+MACHINE_START(MITYOMAPL138, "MityDSP-L138/MityARM-1808")
+	.atag_offset	= 0x100,
+	.map_io		= mityomapl138_map_io,
+	.init_irq	= cp_intc_init,
+	.timer		= &davinci_timer,
+	.init_machine	= mityomapl138_init,
+	.init_late	= davinci_init_late,
+	.dma_zone_size	= SZ_128M,
+	.restart	= da8xx_restart,
+MACHINE_END