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| author | root <root@artemis.panaceas.org> | 2015-12-25 04:40:36 +0000 |
|---|---|---|
| committer | root <root@artemis.panaceas.org> | 2015-12-25 04:40:36 +0000 |
| commit | 849369d6c66d3054688672f97d31fceb8e8230fb (patch) | |
| tree | 6135abc790ca67dedbe07c39806591e70eda81ce /arch/arm/mach-mmp/include/mach/uncompress.h | |
| download | linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.tar.gz linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.tar.bz2 linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.zip | |
initial_commit
Diffstat (limited to 'arch/arm/mach-mmp/include/mach/uncompress.h')
| -rw-r--r-- | arch/arm/mach-mmp/include/mach/uncompress.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/include/mach/uncompress.h b/arch/arm/mach-mmp/include/mach/uncompress.h new file mode 100644 index 00000000..d6daeb7e --- /dev/null +++ b/arch/arm/mach-mmp/include/mach/uncompress.h @@ -0,0 +1,51 @@ +/* + * arch/arm/mach-mmp/include/mach/uncompress.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/serial_reg.h> +#include <mach/addr-map.h> +#include <asm/mach-types.h> + +#define UART1_BASE (APB_PHYS_BASE + 0x36000) +#define UART2_BASE (APB_PHYS_BASE + 0x17000) +#define UART3_BASE (APB_PHYS_BASE + 0x18000) + +volatile unsigned long *UART; + +static inline void putc(char c) +{ + /* UART enabled? */ + if (!(UART[UART_IER] & UART_IER_UUE)) + return; + + while (!(UART[UART_LSR] & UART_LSR_THRE)) + barrier(); + + UART[UART_TX] = c; +} + +/* + * This does not append a newline + */ +static inline void flush(void) +{ +} + +static inline void arch_decomp_setup(void) +{ + /* default to UART2 */ + UART = (unsigned long *)UART2_BASE; + + if (machine_is_avengers_lite()) + UART = (unsigned long *)UART3_BASE; +} + +/* + * nothing to do + */ + +#define arch_decomp_wdog() |