2  * P1022DS board specific routines
10  * This file is taken from the Freescale P1022DS BSP, with modifications:
42  * Board-specific initialization of the DIU.  This code should probably be
46  * This is especially problematic on the P1022DS because the local bus (eLBC)
77  * Note that we need to byte-swap the value before it's written to the AD
140 	 * If we only have 32-bit addressing, then the BRx address *is* the  in lbc_br_to_phys()
181 	guts_node = of_find_compatible_node(NULL, NULL, "fsl,p1022-guts");  in p1022ds_set_monitor_port()
183 		pr_err("p1022ds: missing global utilities device node\n");  in p1022ds_set_monitor_port()
189 		pr_err("p1022ds: could not map global utilities device\n");  in p1022ds_set_monitor_port()
193 	lbc_node = of_find_compatible_node(NULL, NULL, "fsl,p1022-elbc");  in p1022ds_set_monitor_port()
195 		pr_err("p1022ds: missing localbus node\n");  in p1022ds_set_monitor_port()
201 		pr_err("p1022ds: could not map localbus node\n");  in p1022ds_set_monitor_port()
205 	law_node = of_find_compatible_node(NULL, NULL, "fsl,ecm-law");  in p1022ds_set_monitor_port()
207 		pr_err("p1022ds: missing local access window node\n");  in p1022ds_set_monitor_port()
213 		pr_err("p1022ds: could not map local access window node\n");  in p1022ds_set_monitor_port()
217 	iprop = of_get_property(law_node, "fsl,num-laws", NULL);  in p1022ds_set_monitor_port()
219 		pr_err("p1022ds: LAW node is missing fsl,num-laws property\n");  in p1022ds_set_monitor_port()
234 	br0 = in_be32(&lbc->bank[0].br);  in p1022ds_set_monitor_port()
235 	br1 = in_be32(&lbc->bank[1].br);  in p1022ds_set_monitor_port()
236 	or0 = in_be32(&lbc->bank[0].or);  in p1022ds_set_monitor_port()
237 	or1 = in_be32(&lbc->bank[1].or);  in p1022ds_set_monitor_port()
241 		pr_err("p1022ds: CS0 and/or CS1 is not programmed\n");  in p1022ds_set_monitor_port()
253 		out_be32(&lbc->bank[0].br, br0);  in p1022ds_set_monitor_port()
254 		out_be32(&lbc->bank[0].or, or0);  in p1022ds_set_monitor_port()
259 		out_be32(&lbc->bank[1].br, br1);  in p1022ds_set_monitor_port()
260 		out_be32(&lbc->bank[1].or, or1);  in p1022ds_set_monitor_port()
265 		pr_err("p1022ds: could not determine physical address for CS0"  in p1022ds_set_monitor_port()
271 		pr_err("p1022ds: could not determine physical address for CS1"  in p1022ds_set_monitor_port()
278 		pr_err("p1022ds: could not ioremap CS0 address %llx\n",  in p1022ds_set_monitor_port()
284 		pr_err("p1022ds: could not ioremap CS1 address %llx\n",  in p1022ds_set_monitor_port()
290 	if ((in_be32(&guts->pmuxcr) & PMUXCR_ELBCDIU_MASK) !=  in p1022ds_set_monitor_port()
296 			of_find_compatible_node(NULL, NULL, "fsl,p1022ds-fpga");  in p1022ds_set_monitor_port()
298 			pr_err("p1022ds: missing pixis node\n");  in p1022ds_set_monitor_port()
305 			pr_err("p1022ds: could not map pixis registers\n");  in p1022ds_set_monitor_port()
320 		clrsetbits_be32(&guts->pmuxcr, PMUXCR_ELBCDIU_MASK,  in p1022ds_set_monitor_port()
322 		in_be32(&guts->pmuxcr);  in p1022ds_set_monitor_port()
348 		pr_err("p1022ds: unsupported monitor port %i\n", port);  in p1022ds_set_monitor_port()
382 	guts_np = of_find_compatible_node(NULL, NULL, "fsl,p1022-guts");  in p1022ds_set_pixel_clock()
384 		pr_err("p1022ds: missing global utilities device node\n");  in p1022ds_set_pixel_clock()
391 		pr_err("p1022ds: could not map global utilities device\n");  in p1022ds_set_pixel_clock()
403 	 * range of values is 2-255.  in p1022ds_set_pixel_clock()
408 	/* Disable the pixel clock, and set it to non-inverted and no delay */  in p1022ds_set_pixel_clock()
409 	clrbits32(&guts->clkdvdr,  in p1022ds_set_pixel_clock()
413 	setbits32(&guts->clkdvdr, CLKDVDR_PXCKEN | (pxclk << 16));  in p1022ds_set_pixel_clock()
429 		return FSL_DIU_PORT_DVI; /* Dual-link LVDS is not supported */  in p1022ds_valid_monitor_port()
446 /* TRUE if there is a "video=fslfb" command-line parameter. */
450  * Search for a "video=fslfb" command-line parameter, and set 'fslfb' to
484 	 * command-line parameter.  When the DIU is active, the localbus is  in p1022_ds_setup_arch()
490 			of_find_compatible_node(NULL, NULL, "fsl,p1022-elbc");  in p1022_ds_setup_arch()
496 			np2 = of_find_compatible_node(np, NULL, "cfi-flash");  in p1022_ds_setup_arch()
512 				pr_info("p1022ds: disabling %pOF node",  in p1022_ds_setup_arch()
520 						      "fsl,elbc-fcm-nand");  in p1022_ds_setup_arch()
528 				pr_info("p1022ds: disabling %pOF node",  in p1022_ds_setup_arch()
554 	.compatible		= "fsl,p1022ds",  in define_machine()