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author | Hauke Mehrtens <hauke@openwrt.org> | 2013-06-12 14:47:53 +0000 |
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committer | Hauke Mehrtens <hauke@openwrt.org> | 2013-06-12 14:47:53 +0000 |
commit | 7a79a9e8f6544681f2352a27d15929340f3a2bd8 (patch) | |
tree | 059ba4396db805a0ff0ad3d87c2753bf11212ced /target/linux/brcm47xx/patches-3.9/114-MIPS-BCM47xx-Setup-and-register-serial-early.patch | |
parent | 88d915351c36f2153a1000458a642cc4ce400a32 (diff) | |
download | master-187ad058-7a79a9e8f6544681f2352a27d15929340f3a2bd8.tar.gz master-187ad058-7a79a9e8f6544681f2352a27d15929340f3a2bd8.tar.bz2 master-187ad058-7a79a9e8f6544681f2352a27d15929340f3a2bd8.zip |
brcm47xx: add initial support for kernel 3.9
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@36926 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx/patches-3.9/114-MIPS-BCM47xx-Setup-and-register-serial-early.patch')
-rw-r--r-- | target/linux/brcm47xx/patches-3.9/114-MIPS-BCM47xx-Setup-and-register-serial-early.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-3.9/114-MIPS-BCM47xx-Setup-and-register-serial-early.patch b/target/linux/brcm47xx/patches-3.9/114-MIPS-BCM47xx-Setup-and-register-serial-early.patch new file mode 100644 index 0000000000..5e324e473b --- /dev/null +++ b/target/linux/brcm47xx/patches-3.9/114-MIPS-BCM47xx-Setup-and-register-serial-early.patch @@ -0,0 +1,69 @@ +From 9be402f069cc259ad5795b77567d66c4e7f6bef6 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sun, 18 Jul 2010 14:59:24 +0200 +Subject: [PATCH 4/6] MIPS: BCM47xx: Setup and register serial early + +Swap the first and second serial if console=ttyS1 was set. +Set it up and register it for early serial support. + +This patch has been in OpenWRT for a long time. + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + arch/mips/bcm47xx/setup.c | 39 ++++++++++++++++++++++++++++++++++++++- + 1 files changed, 38 insertions(+), 1 deletions(-) + +--- a/arch/mips/bcm47xx/setup.c ++++ b/arch/mips/bcm47xx/setup.c +@@ -31,6 +31,8 @@ + #include <linux/ssb/ssb.h> + #include <linux/ssb/ssb_embedded.h> + #include <linux/bcma/bcma_soc.h> ++#include <linux/serial.h> ++#include <linux/serial_8250.h> + #include <asm/bootinfo.h> + #include <asm/reboot.h> + #include <asm/time.h> +@@ -121,6 +123,31 @@ static int bcm47xx_get_invariants(struct + return 0; + } + ++#ifdef CONFIG_SERIAL_8250 ++static void __init bcm47xx_early_serial_setup(struct ssb_mipscore *mcore) ++{ ++ int i; ++ ++ for (i = 0; i < mcore->nr_serial_ports; i++) { ++ struct ssb_serial_port *port = &(mcore->serial_ports[i]); ++ struct uart_port s; ++ ++ memset(&s, 0, sizeof(s)); ++ s.line = i; ++ s.mapbase = (unsigned int) port->regs; ++ s.membase = port->regs; ++ s.irq = port->irq + 2; ++ s.uartclk = port->baud_base; ++ s.flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ; ++ s.iotype = SERIAL_IO_MEM; ++ s.regshift = port->reg_shift; ++ ++ early_serial_setup(&s); ++ } ++ printk(KERN_DEBUG "Serial init done.\n"); ++} ++#endif ++ + static void __init bcm47xx_register_ssb(void) + { + int err; +@@ -150,6 +177,10 @@ static void __init bcm47xx_register_ssb( + memcpy(&mcore->serial_ports[1], &port, sizeof(port)); + } + } ++ ++#ifdef CONFIG_SERIAL_8250 ++ bcm47xx_early_serial_setup(mcore); ++#endif + } + #endif + |