145 static u32 socfpga_fpga_readl(struct socfpga_fpga_priv *priv, u32 reg_offset)  in socfpga_fpga_readl()  argument
147 	return readl(priv->fpga_base_addr + reg_offset);  in socfpga_fpga_readl()
150 static void socfpga_fpga_writel(struct socfpga_fpga_priv *priv, u32 reg_offset,  in socfpga_fpga_writel()  argument
153 	writel(value, priv->fpga_base_addr + reg_offset);  in socfpga_fpga_writel()
156 static u32 socfpga_fpga_raw_readl(struct socfpga_fpga_priv *priv,  in socfpga_fpga_raw_readl()  argument
159 	return __raw_readl(priv->fpga_base_addr + reg_offset);  in socfpga_fpga_raw_readl()
162 static void socfpga_fpga_raw_writel(struct socfpga_fpga_priv *priv,  in socfpga_fpga_raw_writel()  argument
165 	__raw_writel(value, priv->fpga_base_addr + reg_offset);  in socfpga_fpga_raw_writel()
168 static void socfpga_fpga_data_writel(struct socfpga_fpga_priv *priv, u32 value)  in socfpga_fpga_data_writel()  argument
170 	writel(value, priv->fpga_data_addr);  in socfpga_fpga_data_writel()
173 static inline void socfpga_fpga_set_bitsl(struct socfpga_fpga_priv *priv,  in socfpga_fpga_set_bitsl()  argument
178 	val = socfpga_fpga_readl(priv, offset);  in socfpga_fpga_set_bitsl()
180 	socfpga_fpga_writel(priv, offset, val);  in socfpga_fpga_set_bitsl()
183 static inline void socfpga_fpga_clr_bitsl(struct socfpga_fpga_priv *priv,  in socfpga_fpga_clr_bitsl()  argument
188 	val = socfpga_fpga_readl(priv, offset);  in socfpga_fpga_clr_bitsl()
190 	socfpga_fpga_writel(priv, offset, val);  in socfpga_fpga_clr_bitsl()
193 static u32 socfpga_fpga_mon_status_get(struct socfpga_fpga_priv *priv)  in socfpga_fpga_mon_status_get()  argument
195 	return socfpga_fpga_readl(priv, SOCFPGA_FPGMGR_GPIO_EXT_PORTA_OFST) &  in socfpga_fpga_mon_status_get()
199 static u32 socfpga_fpga_state_get(struct socfpga_fpga_priv *priv)  in socfpga_fpga_state_get()  argument
201 	u32 status = socfpga_fpga_mon_status_get(priv);  in socfpga_fpga_state_get()
206 	return socfpga_fpga_readl(priv, SOCFPGA_FPGMGR_STAT_OFST) &  in socfpga_fpga_state_get()
210 static void socfpga_fpga_clear_done_status(struct socfpga_fpga_priv *priv)  in socfpga_fpga_clear_done_status()  argument
212 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_DCLKSTAT_OFST,  in socfpga_fpga_clear_done_status()
220 static int socfpga_fpga_dclk_set_and_wait_clear(struct socfpga_fpga_priv *priv,  in socfpga_fpga_dclk_set_and_wait_clear()  argument
227 	if (socfpga_fpga_readl(priv, SOCFPGA_FPGMGR_DCLKSTAT_OFST))  in socfpga_fpga_dclk_set_and_wait_clear()
228 		socfpga_fpga_clear_done_status(priv);  in socfpga_fpga_dclk_set_and_wait_clear()
231 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_DCLKCNT_OFST, count);  in socfpga_fpga_dclk_set_and_wait_clear()
235 		done = socfpga_fpga_readl(priv, SOCFPGA_FPGMGR_DCLKSTAT_OFST);  in socfpga_fpga_dclk_set_and_wait_clear()
237 			socfpga_fpga_clear_done_status(priv);  in socfpga_fpga_dclk_set_and_wait_clear()
246 static int socfpga_fpga_wait_for_state(struct socfpga_fpga_priv *priv,  in socfpga_fpga_wait_for_state()  argument
256 		if ((socfpga_fpga_state_get(priv) & state) != 0)  in socfpga_fpga_wait_for_state()
264 static void socfpga_fpga_enable_irqs(struct socfpga_fpga_priv *priv, u32 irqs)  in socfpga_fpga_enable_irqs()  argument
267 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_GPIO_INTTYPE_LEVEL_OFST, 0);  in socfpga_fpga_enable_irqs()
270 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_GPIO_INT_POL_OFST, irqs);  in socfpga_fpga_enable_irqs()
273 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_GPIO_PORTA_EOI_OFST, irqs);  in socfpga_fpga_enable_irqs()
276 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_GPIO_INTMSK_OFST, 0);  in socfpga_fpga_enable_irqs()
279 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_GPIO_INTEN_OFST, irqs);  in socfpga_fpga_enable_irqs()
282 static void socfpga_fpga_disable_irqs(struct socfpga_fpga_priv *priv)  in socfpga_fpga_disable_irqs()  argument
284 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_GPIO_INTEN_OFST, 0);  in socfpga_fpga_disable_irqs()
289 	struct socfpga_fpga_priv *priv = dev_id;  in socfpga_fpga_isr()  local
294 	irqs = socfpga_fpga_raw_readl(priv, SOCFPGA_FPGMGR_GPIO_INTSTAT_OFST);  in socfpga_fpga_isr()
296 	socfpga_fpga_raw_writel(priv, SOCFPGA_FPGMGR_GPIO_PORTA_EOI_OFST, irqs);  in socfpga_fpga_isr()
298 	st = socfpga_fpga_raw_readl(priv, SOCFPGA_FPGMGR_GPIO_EXT_PORTA_OFST);  in socfpga_fpga_isr()
305 		socfpga_fpga_raw_writel(priv,  in socfpga_fpga_isr()
307 		complete(&priv->status_complete);  in socfpga_fpga_isr()
313 static int socfpga_fpga_wait_for_config_done(struct socfpga_fpga_priv *priv)  in socfpga_fpga_wait_for_config_done()  argument
317 	socfpga_fpga_disable_irqs(priv);  in socfpga_fpga_wait_for_config_done()
318 	init_completion(&priv->status_complete);  in socfpga_fpga_wait_for_config_done()
319 	socfpga_fpga_enable_irqs(priv, SOCFPGA_FPGMGR_MON_CONF_DONE);  in socfpga_fpga_wait_for_config_done()
322 						&priv->status_complete,  in socfpga_fpga_wait_for_config_done()
327 	socfpga_fpga_disable_irqs(priv);  in socfpga_fpga_wait_for_config_done()
331 static int socfpga_fpga_cfg_mode_get(struct socfpga_fpga_priv *priv)  in socfpga_fpga_cfg_mode_get()  argument
335 	msel = socfpga_fpga_readl(priv, SOCFPGA_FPGMGR_STAT_OFST);  in socfpga_fpga_cfg_mode_get()
346 static int socfpga_fpga_cfg_mode_set(struct socfpga_fpga_priv *priv)  in socfpga_fpga_cfg_mode_set()  argument
352 	mode = socfpga_fpga_cfg_mode_get(priv);  in socfpga_fpga_cfg_mode_set()
357 	ctrl_reg = socfpga_fpga_readl(priv, SOCFPGA_FPGMGR_CTL_OFST);  in socfpga_fpga_cfg_mode_set()
364 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_CTL_OFST, ctrl_reg);  in socfpga_fpga_cfg_mode_set()
371 	struct socfpga_fpga_priv *priv = mgr->priv;  in socfpga_fpga_reset()  local
380 	ret = socfpga_fpga_cfg_mode_set(priv);  in socfpga_fpga_reset()
385 	socfpga_fpga_set_bitsl(priv, SOCFPGA_FPGMGR_CTL_OFST,  in socfpga_fpga_reset()
389 	ctrl_reg = socfpga_fpga_readl(priv, SOCFPGA_FPGMGR_CTL_OFST);  in socfpga_fpga_reset()
391 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_CTL_OFST, ctrl_reg);  in socfpga_fpga_reset()
394 	status = socfpga_fpga_wait_for_state(priv, SOCFPGA_FPGMGR_STAT_RESET);  in socfpga_fpga_reset()
398 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_CTL_OFST, ctrl_reg);  in socfpga_fpga_reset()
413 	struct socfpga_fpga_priv *priv = mgr->priv;  in socfpga_fpga_ops_configure_init()  local
426 	if (socfpga_fpga_wait_for_state(priv, SOCFPGA_FPGMGR_STAT_CFG))  in socfpga_fpga_ops_configure_init()
430 	socfpga_fpga_writel(priv, SOCFPGA_FPGMGR_GPIO_PORTA_EOI_OFST,  in socfpga_fpga_ops_configure_init()
434 	socfpga_fpga_set_bitsl(priv, SOCFPGA_FPGMGR_CTL_OFST,  in socfpga_fpga_ops_configure_init()
446 	struct socfpga_fpga_priv *priv = mgr->priv;  in socfpga_fpga_ops_configure_write()  local
455 		socfpga_fpga_data_writel(priv, buffer_32[i++]);  in socfpga_fpga_ops_configure_write()
462 		socfpga_fpga_data_writel(priv, buffer_32[i++] & 0x00ffffff);  in socfpga_fpga_ops_configure_write()
465 		socfpga_fpga_data_writel(priv, buffer_32[i++] & 0x0000ffff);  in socfpga_fpga_ops_configure_write()
468 		socfpga_fpga_data_writel(priv, buffer_32[i++] & 0x000000ff);  in socfpga_fpga_ops_configure_write()
483 	struct socfpga_fpga_priv *priv = mgr->priv;  in socfpga_fpga_ops_configure_complete()  local
492 	status = socfpga_fpga_wait_for_config_done(priv);  in socfpga_fpga_ops_configure_complete()
497 	socfpga_fpga_clr_bitsl(priv, SOCFPGA_FPGMGR_CTL_OFST,  in socfpga_fpga_ops_configure_complete()
506 	if (socfpga_fpga_dclk_set_and_wait_clear(priv, 4))  in socfpga_fpga_ops_configure_complete()
510 	if (socfpga_fpga_wait_for_state(priv, SOCFPGA_FPGMGR_STAT_USER_MODE))  in socfpga_fpga_ops_configure_complete()
514 	socfpga_fpga_clr_bitsl(priv, SOCFPGA_FPGMGR_CTL_OFST,  in socfpga_fpga_ops_configure_complete()
532 	struct socfpga_fpga_priv *priv = mgr->priv;  in socfpga_fpga_ops_state()  local
536 	state = socfpga_fpga_state_get(priv);  in socfpga_fpga_ops_state()
556 	struct socfpga_fpga_priv *priv;  in socfpga_fpga_probe()  local
560 	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);  in socfpga_fpga_probe()
561 	if (!priv)  in socfpga_fpga_probe()
565 	priv->fpga_base_addr = devm_ioremap_resource(dev, res);  in socfpga_fpga_probe()
566 	if (IS_ERR(priv->fpga_base_addr))  in socfpga_fpga_probe()
567 		return PTR_ERR(priv->fpga_base_addr);  in socfpga_fpga_probe()
570 	priv->fpga_data_addr = devm_ioremap_resource(dev, res);  in socfpga_fpga_probe()
571 	if (IS_ERR(priv->fpga_data_addr))  in socfpga_fpga_probe()
572 		return PTR_ERR(priv->fpga_data_addr);  in socfpga_fpga_probe()
574 	priv->irq = platform_get_irq(pdev, 0);  in socfpga_fpga_probe()
575 	if (priv->irq < 0)  in socfpga_fpga_probe()
576 		return priv->irq;  in socfpga_fpga_probe()
578 	ret = devm_request_irq(dev, priv->irq, socfpga_fpga_isr, 0,  in socfpga_fpga_probe()
579 			       dev_name(dev), priv);  in socfpga_fpga_probe()
584 				 &socfpga_fpga_ops, priv);  in socfpga_fpga_probe()