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ARM: zynq: make use of debug_ll_io_init() 

Convert low-level debugging routines to make use of debug_ll_io_init().
This is part of the preparation for ARCH_MULTIPLATFORM support for Zynq.

Signed-off-by: Josh Cartwright <josh.cartwright@ni.com>
Tested-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Josh Cartwright 2012-11-19 10:16:01 -06:00 committed by Michal Simek
parent 667f2988e2
commit 385f02b169
3 changed files with 9 additions and 20 deletions
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1
arch/arm/Kconfig.debug
View File

@ -435,6 +435,7 @@ config DEBUG_LL_INCLUDE
default "debug/socfpga.S" if DEBUG_SOCFPGA_UART
default "debug/vexpress.S" if DEBUG_VEXPRESS_UART0_DETECT || \
DEBUG_VEXPRESS_UART0_CA9 || DEBUG_VEXPRESS_UART0_RS1
default "debug/zynq.S" if DEBUG_ZYNQ_UART0 || DEBUG_ZYNQ_UART1
default "mach/debug-macro.S"
config EARLY_PRINTK

3
arch/arm/mach-zynq/include/mach/debug-macro.S → arch/arm/include/debug/zynq.S
View File

@ -1,5 +1,4 @@
/* arch/arm/mach-zynq/include/mach/debug-macro.S
*
/*
* Debugging macro include header
*
* Copyright (C) 2011 Xilinx

25
arch/arm/mach-zynq/common.c
View File

@ -72,23 +72,11 @@ static void __init xilinx_irq_init(void)
* running include the GIC, UART and Timer Counter.
*/
static struct map_desc io_desc[] __initdata = {
{
.virtual = SCU_PERIPH_VIRT,
.pfn = __phys_to_pfn(SCU_PERIPH_PHYS),
.length = SCU_PERIPH_SIZE,
.type = MT_DEVICE,
},
#ifdef CONFIG_DEBUG_LL
{
.virtual = LL_UART_VADDR,
.pfn = __phys_to_pfn(LL_UART_PADDR),
.length = UART_SIZE,
.type = MT_DEVICE,
},
#endif
static struct map_desc scu_desc __initdata = {
.virtual = SCU_PERIPH_VIRT,
.pfn = __phys_to_pfn(SCU_PERIPH_PHYS),
.length = SCU_PERIPH_SIZE,
.type = MT_DEVICE,
};
static void __init xilinx_zynq_timer_init(void)
@ -117,7 +105,8 @@ static struct sys_timer xttcpss_sys_timer = {
*/
static void __init xilinx_map_io(void)
{
iotable_init(io_desc, ARRAY_SIZE(io_desc));
debug_ll_io_init();
iotable_init(&scu_desc, 1);
}
static const char *xilinx_dt_match[] = {