disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/tty/serial/sb1250-duart.c
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@@ -15,10 +15,6 @@
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  *	"BCM1250/BCM1125/BCM1125H User Manual", Broadcom Corporation
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  */
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-#if defined(CONFIG_SERIAL_SB1250_DUART_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
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-#define SUPPORT_SYSRQ
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-#endif
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-
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 #include <linux/compiler.h>
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 #include <linux/console.h>
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 #include <linux/delay.h>
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@@ -39,7 +35,6 @@
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 #include <linux/refcount.h>
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 #include <asm/io.h>
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-#include <asm/war.h>
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 #include <asm/sibyte/sb1250.h>
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 #include <asm/sibyte/sb1250_uart.h>
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@@ -161,7 +156,7 @@
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 	unsigned char retval;
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 	retval = __read_sbdchn(sport, reg);
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-	if (SIBYTE_1956_WAR)
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+	if (IS_ENABLED(CONFIG_SB1_PASS_2_WORKAROUNDS))
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 		__war_sbd1956(sport);
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 	return retval;
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 }
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@@ -171,7 +166,7 @@
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 	unsigned char retval;
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 	retval = __read_sbdshr(sport, reg);
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-	if (SIBYTE_1956_WAR)
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+	if (IS_ENABLED(CONFIG_SB1_PASS_2_WORKAROUNDS))
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 		__war_sbd1956(sport);
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 	return retval;
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 }
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@@ -179,14 +174,14 @@
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 static void write_sbdchn(struct sbd_port *sport, int reg, unsigned int value)
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 {
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 	__write_sbdchn(sport, reg, value);
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-	if (SIBYTE_1956_WAR)
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+	if (IS_ENABLED(CONFIG_SB1_PASS_2_WORKAROUNDS))
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 		__war_sbd1956(sport);
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 }
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 static void write_sbdshr(struct sbd_port *sport, int reg, unsigned int value)
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 {
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 	__write_sbdshr(sport, reg, value);
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-	if (SIBYTE_1956_WAR)
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+	if (IS_ENABLED(CONFIG_SB1_PASS_2_WORKAROUNDS))
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 		__war_sbd1956(sport);
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 }
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@@ -668,7 +663,7 @@
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 	struct sbd_duart *duart = sport->duart;
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 	if (!uport->membase)
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-		uport->membase = ioremap_nocache(uport->mapbase,
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+		uport->membase = ioremap(uport->mapbase,
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 						 DUART_CHANREG_SPACING);
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 	if (!uport->membase) {
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 		printk(err);
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@@ -676,7 +671,7 @@
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 	}
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 	if (!sport->memctrl)
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-		sport->memctrl = ioremap_nocache(duart->mapctrl,
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+		sport->memctrl = ioremap(duart->mapctrl,
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 						 DUART_CHANREG_SPACING);
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 	if (!sport->memctrl) {
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 		printk(err);
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@@ -813,6 +808,7 @@
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 			uport->ops	= &sbd_ops;
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 			uport->line	= line;
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 			uport->mapbase	= SBD_CHANREGS(line);
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+			uport->has_sysrq = IS_ENABLED(CONFIG_SERIAL_SB1250_DUART_CONSOLE);
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 		}
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 	}
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 }