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author | David S. Miller <davem@davemloft.net> | 2009-06-15 03:02:23 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2009-06-15 03:02:23 -0700 |
commit | 9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (patch) | |
tree | 8d104ec2a459346b99413b0b77421ca7b9936c1a /arch/arm/mach-davinci/include/mach/uncompress.h | |
parent | ca44d6e60f9de26281fda203f58b570e1748c015 (diff) | |
parent | 45e3e1935e2857c54783291107d33323b3ef33c8 (diff) | |
download | op-kernel-dev-9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb.zip op-kernel-dev-9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb.tar.gz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
Documentation/feature-removal-schedule.txt
drivers/scsi/fcoe/fcoe.c
net/core/drop_monitor.c
net/core/net-traces.c
Diffstat (limited to 'arch/arm/mach-davinci/include/mach/uncompress.h')
-rw-r--r-- | arch/arm/mach-davinci/include/mach/uncompress.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/arch/arm/mach-davinci/include/mach/uncompress.h b/arch/arm/mach-davinci/include/mach/uncompress.h index 8c165de..1e27475 100644 --- a/arch/arm/mach-davinci/include/mach/uncompress.h +++ b/arch/arm/mach-davinci/include/mach/uncompress.h @@ -13,11 +13,24 @@ #include <linux/serial_reg.h> #include <mach/serial.h> +#include <asm/mach-types.h> + +extern unsigned int __machine_arch_type; + +static u32 *uart; + +static u32 *get_uart_base(void) +{ + /* Add logic here for new platforms, using __macine_arch_type */ + return (u32 *)DAVINCI_UART0_BASE; +} + /* PORT_16C550A, in polled non-fifo mode */ static void putc(char c) { - volatile u32 *uart = (volatile void *) DAVINCI_UART0_BASE; + if (!uart) + uart = get_uart_base(); while (!(uart[UART_LSR] & UART_LSR_THRE)) barrier(); @@ -26,7 +39,9 @@ static void putc(char c) static inline void flush(void) { - volatile u32 *uart = (volatile void *) DAVINCI_UART0_BASE; + if (!uart) + uart = get_uart_base(); + while (!(uart[UART_LSR] & UART_LSR_THRE)) barrier(); } |