5  * TI OMAP3 ISP - CCP2 module
22 #include "isp.h"
64 #define CCP2_PRINT_REGISTER(isp, name)\  argument
65 	dev_dbg(isp->dev, "###CCP2 " #name "=0x%08x\n", \
66 		isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_##name))
70 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_print_status()  local
72 	dev_dbg(isp->dev, "-------------CCP2 Register dump-------------\n");  in ccp2_print_status()
74 	CCP2_PRINT_REGISTER(isp, SYSCONFIG);  in ccp2_print_status()
75 	CCP2_PRINT_REGISTER(isp, SYSSTATUS);  in ccp2_print_status()
76 	CCP2_PRINT_REGISTER(isp, LC01_IRQENABLE);  in ccp2_print_status()
77 	CCP2_PRINT_REGISTER(isp, LC01_IRQSTATUS);  in ccp2_print_status()
78 	CCP2_PRINT_REGISTER(isp, LC23_IRQENABLE);  in ccp2_print_status()
79 	CCP2_PRINT_REGISTER(isp, LC23_IRQSTATUS);  in ccp2_print_status()
80 	CCP2_PRINT_REGISTER(isp, LCM_IRQENABLE);  in ccp2_print_status()
81 	CCP2_PRINT_REGISTER(isp, LCM_IRQSTATUS);  in ccp2_print_status()
82 	CCP2_PRINT_REGISTER(isp, CTRL);  in ccp2_print_status()
83 	CCP2_PRINT_REGISTER(isp, LCx_CTRL(0));  in ccp2_print_status()
84 	CCP2_PRINT_REGISTER(isp, LCx_CODE(0));  in ccp2_print_status()
85 	CCP2_PRINT_REGISTER(isp, LCx_STAT_START(0));  in ccp2_print_status()
86 	CCP2_PRINT_REGISTER(isp, LCx_STAT_SIZE(0));  in ccp2_print_status()
87 	CCP2_PRINT_REGISTER(isp, LCx_SOF_ADDR(0));  in ccp2_print_status()
88 	CCP2_PRINT_REGISTER(isp, LCx_EOF_ADDR(0));  in ccp2_print_status()
89 	CCP2_PRINT_REGISTER(isp, LCx_DAT_START(0));  in ccp2_print_status()
90 	CCP2_PRINT_REGISTER(isp, LCx_DAT_SIZE(0));  in ccp2_print_status()
91 	CCP2_PRINT_REGISTER(isp, LCx_DAT_PING_ADDR(0));  in ccp2_print_status()
92 	CCP2_PRINT_REGISTER(isp, LCx_DAT_PONG_ADDR(0));  in ccp2_print_status()
93 	CCP2_PRINT_REGISTER(isp, LCx_DAT_OFST(0));  in ccp2_print_status()
94 	CCP2_PRINT_REGISTER(isp, LCM_CTRL);  in ccp2_print_status()
95 	CCP2_PRINT_REGISTER(isp, LCM_VSIZE);  in ccp2_print_status()
96 	CCP2_PRINT_REGISTER(isp, LCM_HSIZE);  in ccp2_print_status()
97 	CCP2_PRINT_REGISTER(isp, LCM_PREFETCH);  in ccp2_print_status()
98 	CCP2_PRINT_REGISTER(isp, LCM_SRC_ADDR);  in ccp2_print_status()
99 	CCP2_PRINT_REGISTER(isp, LCM_SRC_OFST);  in ccp2_print_status()
100 	CCP2_PRINT_REGISTER(isp, LCM_DST_ADDR);  in ccp2_print_status()
101 	CCP2_PRINT_REGISTER(isp, LCM_DST_OFST);  in ccp2_print_status()
103 	dev_dbg(isp->dev, "--------------------------------------------\n");  in ccp2_print_status()
108  * @ccp2: pointer to ISP CCP2 device
112 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_reset()  local
116 	isp_reg_set(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_SYSCONFIG,  in ccp2_reset()
118 	while (!(isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_SYSSTATUS) &  in ccp2_reset()
122 			dev_warn(isp->dev,  in ccp2_reset()
131  * @ccp2: pointer to ISP CCP2 device
135 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_pwr_cfg()  local
137 	isp_reg_writel(isp, ISPCCP2_SYSCONFIG_MSTANDBY_MODE_SMART |  in ccp2_pwr_cfg()
138 			((isp->revision == ISP_REVISION_15_0 && isp->autoidle) ?  in ccp2_pwr_cfg()
145  * @ccp2: pointer to ISP CCP2 device
150 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_if_enable()  local
162 		isp_reg_clr_set(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_LCx_CTRL(i),  in ccp2_if_enable()
167 	isp_reg_clr_set(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_CTRL,  in ccp2_if_enable()
179  * @ccp2: pointer to ISP CCP2 device
184 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_mem_enable()  local
190 	isp_reg_clr_set(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_CTRL,  in ccp2_mem_enable()
193 	isp_reg_clr_set(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_LCM_CTRL,  in ccp2_mem_enable()
200  * @ccp2: Pointer to ISP CCP2 device
210 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_phyif_config()  local
213 	val = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_CTRL) |  in ccp2_phyif_config()
224 	isp_reg_writel(isp, val, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_CTRL);  in ccp2_phyif_config()
226 	val = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_CTRL);  in ccp2_phyif_config()
229 			dev_warn(isp->dev, "OMAP3 CCP2 bus not available\n");  in ccp2_phyif_config()
240  * @ccp2: Pointer to ISP CCP2 device
244  * values depend on the ISP revision:
249  * The exact divisor value used might differ from the requested value, as ISP
255 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_vp_config()  local
259 	val = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_CTRL);  in ccp2_vp_config()
262 	if (isp->revision == ISP_REVISION_15_0) {  in ccp2_vp_config()
273 	isp_reg_writel(isp, val, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_CTRL);  in ccp2_vp_config()
278  * @ccp2: Pointer to ISP CCP2 device
279  * @config: Pointer to ISP LCx config structure.
288 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_lcx_config()  local
301 	val = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_LCx_CTRL(0))  in ccp2_lcx_config()
304 	if (isp->revision == ISP_REVISION_15_0) {  in ccp2_lcx_config()
320 	isp_reg_writel(isp, val, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_LCx_CTRL(0));  in ccp2_lcx_config()
323 	isp_reg_writel(isp, config->data_start << ISPCCP2_LCx_DAT_SHIFT,  in ccp2_lcx_config()
327 	isp_reg_writel(isp, config->data_size << ISPCCP2_LCx_DAT_SHIFT,  in ccp2_lcx_config()
338 	isp_reg_writel(isp, val, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_LC01_IRQSTATUS);  in ccp2_lcx_config()
339 	isp_reg_set(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_LC01_IRQENABLE, val);  in ccp2_lcx_config()
344  * @ccp2: Pointer to ISP CCP2 device
389 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_adjust_bandwidth()  local
419 	dev_dbg(isp->dev, "%s: minimum clock divisor = %u\n", __func__,  in ccp2_adjust_bandwidth()
427  * @ccp2: Pointer to ISP CCP2 device
428  * @config: Pointer to ISP mem interface config structure
437 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_mem_configure()  local
450 	isp_reg_writel(isp, ISPCCP2_LCM_HSIZE_SKIP_MIN |  in ccp2_mem_configure()
455 	isp_reg_writel(isp, config->vsize_count << ISPCCP2_LCM_VSIZE_SHIFT,  in ccp2_mem_configure()
463 	isp_reg_writel(isp, config->src_ofst, OMAP3_ISP_IOMEM_CCP2,  in ccp2_mem_configure()
491 	isp_reg_writel(isp, val, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_LCM_CTRL);  in ccp2_mem_configure()
501 	isp_reg_writel(isp, hwords << ISPCCP2_LCM_PREFETCH_SHIFT,  in ccp2_mem_configure()
505 	isp_reg_set(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_CTRL,  in ccp2_mem_configure()
510 	isp_reg_writel(isp, ISPCCP2_LCM_IRQSTATUS_OCPERROR_IRQ |  in ccp2_mem_configure()
515 	isp_reg_set(isp, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_LCM_IRQENABLE,  in ccp2_mem_configure()
522  * @ccp2: Pointer to ISP CCP2 device
529 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_set_inaddr()  local
531 	isp_reg_writel(isp, addr, OMAP3_ISP_IOMEM_CCP2, ISPCCP2_LCM_SRC_ADDR);  in ccp2_set_inaddr()
557  * omap3isp_ccp2_isr - Handle ISP CCP2 interrupts
558  * @ccp2: Pointer to ISP CCP2 device
565 	struct isp_device *isp = to_isp_device(ccp2);  in omap3isp_ccp2_isr()  local
576 	lcx_irqstatus = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCP2,  in omap3isp_ccp2_isr()
578 	isp_reg_writel(isp, lcx_irqstatus, OMAP3_ISP_IOMEM_CCP2,  in omap3isp_ccp2_isr()
581 	lcm_irqstatus = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCP2,  in omap3isp_ccp2_isr()
583 	isp_reg_writel(isp, lcm_irqstatus, OMAP3_ISP_IOMEM_CCP2,  in omap3isp_ccp2_isr()
588 		dev_dbg(isp->dev, "CCP2 err:%x\n", lcx_irqstatus);  in omap3isp_ccp2_isr()
594 		dev_dbg(isp->dev, "CCP2 OCP err:%x\n", lcm_irqstatus);  in omap3isp_ccp2_isr()
616  * @ccp2  : Pointer to ISP CCP2 device
635  * @ccp2  : Pointer to ISP CCP2 device
806  * @sd: ISP CCP2 V4L2 subdevice
837 	struct isp_device *isp = to_isp_device(ccp2);  in ccp2_s_stream()  local
878 			omap3isp_sbl_enable(isp, OMAP3_ISP_SBL_CSI1_READ);  in ccp2_s_stream()
890 			omap3isp_sbl_disable(isp, OMAP3_ISP_SBL_CSI1_READ);  in ccp2_s_stream()
929  * ISP ccp2 video device node
934  * @video : Pointer to isp video structure
940 	struct isp_ccp2_device *ccp2 = &video->isp->isp_ccp2;  in ccp2_video_queue()
1021  * @ccp2: Pointer to ISP CCP2 device
1031  * @ccp2: Pointer to ISP CCP2 device
1059  * ISP ccp2 initialisation and cleanup
1064  * @ccp2: Pointer to ISP CCP2 device
1079 	strscpy(sd->name, "OMAP3 ISP CCP2", sizeof(sd->name));  in ccp2_init_entities()
1080 	sd->grp_id = 1 << 16;   /* group ID for isp subdevs */  in ccp2_init_entities()
1109 	ccp2->video_in.isp = to_isp_device(ccp2);  in ccp2_init_entities()
1126  * @isp : Pointer to ISP device
1129 int omap3isp_ccp2_init(struct isp_device *isp)  in omap3isp_ccp2_init()  argument
1131 	struct isp_ccp2_device *ccp2 = &isp->isp_ccp2;  in omap3isp_ccp2_init()
1147 	if (isp->revision == ISP_REVISION_2_0) {  in omap3isp_ccp2_init()
1148 		ccp2->vdds_csib = devm_regulator_get(isp->dev, "vdds_csib");  in omap3isp_ccp2_init()
1151 				dev_dbg(isp->dev,  in omap3isp_ccp2_init()
1155 			dev_dbg(isp->dev,  in omap3isp_ccp2_init()
1159 		ccp2->phy = &isp->isp_csiphy2;  in omap3isp_ccp2_init()
1160 	} else if (isp->revision == ISP_REVISION_15_0) {  in omap3isp_ccp2_init()
1161 		ccp2->phy = &isp->isp_csiphy1;  in omap3isp_ccp2_init()
1174  * @isp : Pointer to ISP device
1176 void omap3isp_ccp2_cleanup(struct isp_device *isp)  in omap3isp_ccp2_cleanup()  argument
1178 	struct isp_ccp2_device *ccp2 = &isp->isp_ccp2;  in omap3isp_ccp2_cleanup()