disable pwm7

hc

2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a

 kernel/arch/powerpc/kernel/btext.c
..
..
@@ -9,13 +9,13 @@
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 #include <linux/init.h>
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 #include <linux/export.h>
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 #include <linux/memblock.h>
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+#include <linux/pgtable.h>
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 #include <asm/sections.h>
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 #include <asm/prom.h>
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 #include <asm/btext.h>
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 #include <asm/page.h>
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 #include <asm/mmu.h>
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-#include <asm/pgtable.h>
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 #include <asm/io.h>
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 #include <asm/processor.h>
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 #include <asm/udbg.h>
..
..
@@ -26,7 +26,7 @@
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 static void scrollscreen(void);
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 #endif
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-#define __force_data __attribute__((__section__(".data")))
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+#define __force_data __section(".data")
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30
 
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 static int g_loc_X __force_data;
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 static int g_loc_Y __force_data;
..
..
@@ -95,19 +95,10 @@
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 		boot_text_mapped = 0;
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 		return;
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 	}
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-	if (PVR_VER(mfspr(SPRN_PVR)) != 1) {
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-		/* 603, 604, G3, G4, ... */
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-		lowbits = addr & ~0xFF000000UL;
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-		addr &= 0xFF000000UL;
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-		disp_BAT[0] = vaddr | (BL_16M<<2) | 2;
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-		disp_BAT[1] = addr | (_PAGE_NO_CACHE | _PAGE_GUARDED | BPP_RW);	
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-	} else {
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-		/* 601 */
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-		lowbits = addr & ~0xFF800000UL;
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-		addr &= 0xFF800000UL;
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-		disp_BAT[0] = vaddr | (_PAGE_NO_CACHE | PP_RWXX) | 4;
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-		disp_BAT[1] = addr | BL_8M | 0x40;
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-	}
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+	lowbits = addr & ~0xFF000000UL;
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+	addr &= 0xFF000000UL;
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+	disp_BAT[0] = vaddr | (BL_16M<<2) | 2;
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+	disp_BAT[1] = addr | (_PAGE_NO_CACHE | _PAGE_GUARDED | BPP_RW);
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 	logicalDisplayBase = (void *) (vaddr + lowbits);
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 }
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 #endif
..
..
@@ -163,7 +154,7 @@
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 	offset = ((unsigned long) dispDeviceBase) - base;
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 	size = dispDeviceRowBytes * dispDeviceRect[3] + offset
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 		+ dispDeviceRect[0];
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-	vbase = __ioremap(base, size, pgprot_val(pgprot_noncached_wc(__pgprot(0))));
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+	vbase = ioremap_wc(base, size);
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 	if (!vbase)
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 		return;
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 	logicalDisplayBase = vbase + offset;
..
..
@@ -232,20 +223,12 @@
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 int __init btext_find_display(int allow_nonstdout)
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 {
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-	const char *name;
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-	struct device_node *np = NULL; 
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+	struct device_node *np = of_stdout;
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 	int rc = -ENODEV;
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228
 
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-	name = of_get_property(of_chosen, "linux,stdout-path", NULL);
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-	if (name != NULL) {
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-		np = of_find_node_by_path(name);
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-		if (np != NULL) {
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-			if (strcmp(np->type, "display") != 0) {
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-				printk("boot stdout isn't a display !\n");
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-				of_node_put(np);
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-				np = NULL;
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-			}
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-		}
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+	if (!of_node_is_type(np, "display")) {
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+		printk("boot stdout isn't a display !\n");
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+		np = NULL;
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 	}
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 	if (np)
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 		rc = btext_initialize(np);