From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sun, 15 Dec 2013 19:19:16 +0000 (+0000)
Subject: brcm47xx: deactivate early printk support
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=36197755dc955f1ff287270d58a607ce975cbce4;p=openwrt%2Fsvn-archive%2Fopenwrt.git

brcm47xx: deactivate early printk support

This breaks some devices where the serial console is not at port 0 but
somewhere else.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

SVN-Revision: 39060
---

diff --git a/target/linux/brcm47xx/config-3.10 b/target/linux/brcm47xx/config-3.10
index ed8dd6869a..6d9f237cd6 100644
--- a/target/linux/brcm47xx/config-3.10
+++ b/target/linux/brcm47xx/config-3.10
@@ -49,8 +49,7 @@ CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
 CONFIG_CPU_SUPPORTS_HIGHMEM=y
 CONFIG_CSRC_R4K=y
 CONFIG_DMA_NONCOHERENT=y
-CONFIG_EARLY_PRINTK=y
-CONFIG_EARLY_PRINTK_8250=y
+# CONFIG_EARLY_PRINTK is not set
 CONFIG_GENERIC_ATOMIC64=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
diff --git a/target/linux/brcm47xx/patches-3.10/082-MIPS-BCM47XX-add-EARLY_PRINTK_8250-support.patch b/target/linux/brcm47xx/patches-3.10/082-MIPS-BCM47XX-add-EARLY_PRINTK_8250-support.patch
index 42f5917ed3..744e35985e 100644
--- a/target/linux/brcm47xx/patches-3.10/082-MIPS-BCM47XX-add-EARLY_PRINTK_8250-support.patch
+++ b/target/linux/brcm47xx/patches-3.10/082-MIPS-BCM47XX-add-EARLY_PRINTK_8250-support.patch
@@ -51,50 +51,3 @@ Date:   Thu Sep 19 22:48:35 2013 +0200
  }
  
  void __init prom_free_prom_memory(void)
---- a/arch/mips/bcm47xx/setup.c
-+++ b/arch/mips/bcm47xx/setup.c
-@@ -123,6 +123,28 @@ static int bcm47xx_get_invariants(struct
- 	return 0;
- }
- 
-+/*
-+ * This is the second serial on the chip common core, it is at this position
-+ * for sb (ssb) and ai (bcma) bus.
-+ */
-+#define BCM47XX_SERIAL1_ADDR (SSB_ENUM_BASE + SSB_CHIPCO_UART1_DATA)
-+
-+static void __init bcm47xx_swap_serial_ssb(struct ssb_mipscore *mcore)
-+{
-+	struct ssb_serial_port port;
-+
-+	printk(KERN_INFO "Swapping serial ports\n");
-+
-+	setup_8250_early_printk_port(CKSEG1ADDR(BCM47XX_SERIAL1_ADDR), 0, 0);
-+
-+	/* swap serial ports */
-+	memcpy(&port, &mcore->serial_ports[0], sizeof(port));
-+	memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1], sizeof(port));
-+	memcpy(&mcore->serial_ports[1], &port, sizeof(port));
-+
-+	printk(KERN_INFO "Serial port were Swapped\n");
-+}
-+
- static void __init bcm47xx_register_ssb(void)
- {
- 	int err;
-@@ -142,14 +164,7 @@ static void __init bcm47xx_register_ssb(
- 	mcore = &bcm47xx_bus.ssb.mipscore;
- 	if (bcm47xx_nvram_getenv("kernel_args", buf, sizeof(buf)) >= 0) {
- 		if (strstr(buf, "console=ttyS1")) {
--			struct ssb_serial_port port;
--
--			printk(KERN_DEBUG "Swapping serial ports!\n");
--			/* swap serial ports */
--			memcpy(&port, &mcore->serial_ports[0], sizeof(port));
--			memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1],
--			       sizeof(port));
--			memcpy(&mcore->serial_ports[1], &port, sizeof(port));
-+			bcm47xx_swap_serial_ssb(mcore);
- 		}
- 	}
- }
diff --git a/target/linux/brcm47xx/patches-3.10/170-fix-74k-cpu.patch b/target/linux/brcm47xx/patches-3.10/170-fix-74k-cpu.patch
index c585faf8bb..e25451bcdb 100644
--- a/target/linux/brcm47xx/patches-3.10/170-fix-74k-cpu.patch
+++ b/target/linux/brcm47xx/patches-3.10/170-fix-74k-cpu.patch
@@ -8,7 +8,7 @@
  #include <bcm47xx.h>
  #include <bcm47xx_nvram.h>
  #include <bcm47xx_board.h>
-@@ -214,6 +215,15 @@ static void __init bcm47xx_register_bcma
+@@ -199,6 +200,15 @@ static void __init bcm47xx_register_bcma
  		panic("Failed to initialize BCMA bus (err %d)", err);
  
  	bcm47xx_fill_bcma_boardinfo(&bcm47xx_bus.bcma.bus.boardinfo, NULL);
diff --git a/target/linux/brcm47xx/patches-3.10/830-huawei_e970_support.patch b/target/linux/brcm47xx/patches-3.10/830-huawei_e970_support.patch
index 4cae1eac75..ec3818981d 100644
--- a/target/linux/brcm47xx/patches-3.10/830-huawei_e970_support.patch
+++ b/target/linux/brcm47xx/patches-3.10/830-huawei_e970_support.patch
@@ -8,7 +8,7 @@
  #include <asm/bootinfo.h>
  #include <asm/prom.h>
  #include <asm/reboot.h>
-@@ -254,6 +255,33 @@ void __init plat_mem_setup(void)
+@@ -239,6 +240,33 @@ void __init plat_mem_setup(void)
  	mips_set_machine_name(bcm47xx_board_get_name());
  }
  
@@ -42,7 +42,7 @@
  static int __init bcm47xx_register_bus_complete(void)
  {
  	switch (bcm47xx_bus_type) {
-@@ -268,6 +296,8 @@ static int __init bcm47xx_register_bus_c
+@@ -253,6 +281,8 @@ static int __init bcm47xx_register_bus_c
  		break;
  #endif
  	}