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author | James <> | 2015-11-04 11:49:21 +0000 |
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committer | James <> | 2015-11-04 11:49:21 +0000 |
commit | 716ca530e1c4515d8683c9d5be3d56b301758b66 (patch) | |
tree | 700eb5bcc1a462a5f21dcec15ce7c97ecfefa772 /target/linux/mcs814x/files-3.18/arch/arm/mach-mcs814x/include/mach/uncompress.h | |
download | trunk-47381-master.tar.gz trunk-47381-master.tar.bz2 trunk-47381-master.zip |
Diffstat (limited to 'target/linux/mcs814x/files-3.18/arch/arm/mach-mcs814x/include/mach/uncompress.h')
-rw-r--r-- | target/linux/mcs814x/files-3.18/arch/arm/mach-mcs814x/include/mach/uncompress.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/target/linux/mcs814x/files-3.18/arch/arm/mach-mcs814x/include/mach/uncompress.h b/target/linux/mcs814x/files-3.18/arch/arm/mach-mcs814x/include/mach/uncompress.h new file mode 100644 index 0000000..cf3ed9a --- /dev/null +++ b/target/linux/mcs814x/files-3.18/arch/arm/mach-mcs814x/include/mach/uncompress.h @@ -0,0 +1,40 @@ +/* + * Copyright (C) 2012, Florian Fainelli <florian@openwrt.org> + * + * 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. + */ + +#ifndef __ASM_ARCH_UNCOMPRESS_H +#define __ASM_ARCH_UNCOMPRESS_H + +#include <linux/serial_reg.h> +#include <asm/io.h> +#include <mach/mcs814x.h> +#include <mach/cpu.h> + +#define UART_SHIFT (2) + +/* cannot be static because the code will be inlined */ +void __iomem *uart_base; + +static inline void putc(int c) +{ + while (!(__raw_readb(uart_base + (UART_LSR << UART_SHIFT)) & UART_LSR_TEMT)); + __raw_writeb(c, uart_base + (UART_TX << UART_SHIFT)); +} + +static inline void flush(void) +{ +} + +static inline void arch_decomp_setup(void) +{ + if (soc_is_mcs8140()) + uart_base = (void __iomem *)(MCS814X_PHYS_BASE +MCS814X_UART); +} + +#define arch_decomp_wdog() + +#endif |