diff options
Diffstat (limited to 'arch/arm/mach-ns9xxx/include/mach/uncompress.h')
| -rw-r--r-- | arch/arm/mach-ns9xxx/include/mach/uncompress.h | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/arch/arm/mach-ns9xxx/include/mach/uncompress.h b/arch/arm/mach-ns9xxx/include/mach/uncompress.h deleted file mode 100644 index 770a68c46e8..00000000000 --- a/arch/arm/mach-ns9xxx/include/mach/uncompress.h +++ /dev/null @@ -1,164 +0,0 @@ -/* - * arch/arm/mach-ns9xxx/include/mach/uncompress.h - * - * Copyright (C) 2006 by Digi International Inc. - * All rights reserved. - * - * 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/io.h> - -#define __REG(x) ((void __iomem __force *)(x)) - -static void putc_dummy(char c, void __iomem *base) -{ - /* nothing */ -} - -static int timeout; - -static void putc_ns9360(char c, void __iomem *base) -{ - do { - if (timeout) - --timeout; - - if (__raw_readl(base + 8) & (1 << 3)) { - __raw_writeb(c, base + 16); - timeout = 0x10000; - break; - } - } while (timeout); -} - -static void putc_a9m9750dev(char c, void __iomem *base) -{ - do { - if (timeout) - --timeout; - - if (__raw_readb(base + 5) & (1 << 5)) { - __raw_writeb(c, base); - timeout = 0x10000; - break; - } - } while (timeout); - -} - -static void putc_ns921x(char c, void __iomem *base) -{ - do { - if (timeout) - --timeout; - - if (!(__raw_readl(base) & (1 << 11))) { - __raw_writeb(c, base + 0x0028); - timeout = 0x10000; - break; - } - } while (timeout); -} - -#define MSCS __REG(0xA0900184) - -#define NS9360_UARTA __REG(0x90200040) -#define NS9360_UARTB __REG(0x90200000) -#define NS9360_UARTC __REG(0x90300000) -#define NS9360_UARTD __REG(0x90300040) - -#define NS9360_UART_ENABLED(base) \ - (__raw_readl(NS9360_UARTA) & (1 << 31)) - -#define A9M9750DEV_UARTA __REG(0x40000000) - -#define NS921XSYS_CLOCK __REG(0xa090017c) -#define NS921X_UARTA __REG(0x90010000) -#define NS921X_UARTB __REG(0x90018000) -#define NS921X_UARTC __REG(0x90020000) -#define NS921X_UARTD __REG(0x90028000) - -#define NS921X_UART_ENABLED(base) \ - (__raw_readl((base) + 0x1000) & (1 << 29)) - -static void autodetect(void (**putc)(char, void __iomem *), void __iomem **base) -{ - timeout = 0x10000; - if (((__raw_readl(MSCS) >> 16) & 0xfe) == 0x00) { - /* ns9360 or ns9750 */ - if (NS9360_UART_ENABLED(NS9360_UARTA)) { - *putc = putc_ns9360; - *base = NS9360_UARTA; - return; - } else if (NS9360_UART_ENABLED(NS9360_UARTB)) { - *putc = putc_ns9360; - *base = NS9360_UARTB; - return; - } else if (NS9360_UART_ENABLED(NS9360_UARTC)) { - *putc = putc_ns9360; - *base = NS9360_UARTC; - return; - } else if (NS9360_UART_ENABLED(NS9360_UARTD)) { - *putc = putc_ns9360; - *base = NS9360_UARTD; - return; - } else if (__raw_readl(__REG(0xa09001f4)) == 0xfffff001) { - *putc = putc_a9m9750dev; - *base = A9M9750DEV_UARTA; - return; - } - } else if (((__raw_readl(MSCS) >> 16) & 0xfe) == 0x02) { - /* ns921x */ - u32 clock = __raw_readl(NS921XSYS_CLOCK); - - if ((clock & (1 << 1)) && - NS921X_UART_ENABLED(NS921X_UARTA)) { - *putc = putc_ns921x; - *base = NS921X_UARTA; - return; - } else if ((clock & (1 << 2)) && - NS921X_UART_ENABLED(NS921X_UARTB)) { - *putc = putc_ns921x; - *base = NS921X_UARTB; - return; - } else if ((clock & (1 << 3)) && - NS921X_UART_ENABLED(NS921X_UARTC)) { - *putc = putc_ns921x; - *base = NS921X_UARTC; - return; - } else if ((clock & (1 << 4)) && - NS921X_UART_ENABLED(NS921X_UARTD)) { - *putc = putc_ns921x; - *base = NS921X_UARTD; - return; - } - } - - *putc = putc_dummy; -} - -void (*myputc)(char, void __iomem *); -void __iomem *base; - -static void putc(char c) -{ - myputc(c, base); -} - -static void arch_decomp_setup(void) -{ - autodetect(&myputc, &base); -} -#define arch_decomp_wdog() - -static void flush(void) -{ - /* nothing */ -} - -#endif /* ifndef __ASM_ARCH_UNCOMPRESS_H */ |