From bf54439c34689f53409a066452e58a0533880473 Mon Sep 17 00:00:00 2001 From: Thomas Petazzoni Date: Fri, 1 Jun 2012 18:37:19 +0200 Subject: [PATCH] arm: mach-mvebu: add header Signed-off-by: Gregory CLEMENT Signed-off-by: Thomas Petazzoni Signed-off-by: Lior Amsalem Acked-by: Andrew Lunn Tested-by: Yehuda Yitschak Tested-by: Lior Amsalem --- arch/arm/mach-mvebu/include/mach/debug-macro.S | 24 ++++++++++++++ arch/arm/mach-mvebu/include/mach/timex.h | 13 ++++++++ arch/arm/mach-mvebu/include/mach/uncompress.h | 43 ++++++++++++++++++++++++++ 3 files changed, 80 insertions(+) create mode 100644 arch/arm/mach-mvebu/include/mach/debug-macro.S create mode 100644 arch/arm/mach-mvebu/include/mach/timex.h create mode 100644 arch/arm/mach-mvebu/include/mach/uncompress.h diff --git a/arch/arm/mach-mvebu/include/mach/debug-macro.S b/arch/arm/mach-mvebu/include/mach/debug-macro.S new file mode 100644 index 0000000..2282576 --- /dev/null +++ b/arch/arm/mach-mvebu/include/mach/debug-macro.S @@ -0,0 +1,24 @@ +/* + * Early serial output macro for Marvell SoC + * + * Copyright (C) 2012 Marvell + * + * Lior Amsalem + * Gregory Clement + * + * 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 + + .macro addruart, rp, rv, tmp + ldr \rp, =ARMADA_370_XP_REGS_PHYS_BASE + ldr \rv, =ARMADA_370_XP_REGS_VIRT_BASE + orr \rp, \rp, #0x00012000 + orr \rv, \rv, #0x00012000 + .endm + +#define UART_SHIFT 2 +#include diff --git a/arch/arm/mach-mvebu/include/mach/timex.h b/arch/arm/mach-mvebu/include/mach/timex.h new file mode 100644 index 0000000..ab324a37 --- /dev/null +++ b/arch/arm/mach-mvebu/include/mach/timex.h @@ -0,0 +1,13 @@ +/* + * Marvell Armada SoC time definitions + * + * Copyright (C) 2012 Marvell + * + * Lior Amsalem + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#define CLOCK_TICK_RATE (100 * HZ) diff --git a/arch/arm/mach-mvebu/include/mach/uncompress.h b/arch/arm/mach-mvebu/include/mach/uncompress.h new file mode 100644 index 0000000..d6a100c --- /dev/null +++ b/arch/arm/mach-mvebu/include/mach/uncompress.h @@ -0,0 +1,43 @@ +/* + * Marvell Armada SoC kernel uncompression UART routines + * + * Copyright (C) 2012 Marvell + * + * Lior Amsalem + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include + +#define UART_THR ((volatile unsigned char *)(ARMADA_370_XP_REGS_PHYS_BASE\ + + 0x12000)) +#define UART_LSR ((volatile unsigned char *)(ARMADA_370_XP_REGS_PHYS_BASE\ + + 0x12014)) + +#define LSR_THRE 0x20 + +static void putc(const char c) +{ + int i; + + for (i = 0; i < 0x1000; i++) { + /* Transmit fifo not full? */ + if (*UART_LSR & LSR_THRE) + break; + } + + *UART_THR = c; +} + +static void flush(void) +{ +} + +/* + * nothing to do + */ +#define arch_decomp_setup() +#define arch_decomp_wdog() -- 2.7.4