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Commit be26a3df authored by Tony Lindgren's avatar Tony Lindgren
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Merge branch 'debug-ll' into omap-for-linus

parents 918cae14 61b603b4
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Showing with 507 additions and 243 deletions
arch/arm/boot/compressed/head.S
View file @ be26a3df
......@@ -22,13 +22,13 @@
#if defined(CONFIG_DEBUG_ICEDCC)
#ifdef CONFIG_CPU_V6
.macro loadsp, rb
.macro loadsp, rb, tmp
.endm
.macro writeb, ch, rb
mcr p14, 0, \ch, c0, c5, 0
.endm
#elif defined(CONFIG_CPU_V7)
.macro loadsp, rb
.macro loadsp, rb, tmp
.endm
.macro writeb, ch, rb
wait: mrc p14, 0, pc, c0, c1, 0
......@@ -36,13 +36,13 @@ wait: mrc p14, 0, pc, c0, c1, 0
mcr p14, 0, \ch, c0, c5, 0
.endm
#elif defined(CONFIG_CPU_XSCALE)
.macro loadsp, rb
.macro loadsp, rb, tmp
.endm
.macro writeb, ch, rb
mcr p14, 0, \ch, c8, c0, 0
.endm
#else
.macro loadsp, rb
.macro loadsp, rb, tmp
.endm
.macro writeb, ch, rb
mcr p14, 0, \ch, c1, c0, 0
......@@ -58,7 +58,7 @@ wait: mrc p14, 0, pc, c0, c1, 0
.endm
#if defined(CONFIG_ARCH_SA1100)
.macro loadsp, rb
.macro loadsp, rb, tmp
mov \rb, #0x80000000 @ physical base address
#ifdef CONFIG_DEBUG_LL_SER3
add \rb, \rb, #0x00050000 @ Ser3
......@@ -67,13 +67,13 @@ wait: mrc p14, 0, pc, c0, c1, 0
#endif
.endm
#elif defined(CONFIG_ARCH_S3C2410)
.macro loadsp, rb
.macro loadsp, rb, tmp
mov \rb, #0x50000000
add \rb, \rb, #0x4000 * CONFIG_S3C_LOWLEVEL_UART_PORT
.endm
#else
.macro loadsp, rb
addruart \rb
.macro loadsp, rb, tmp
addruart \rb, \tmp
.endm
#endif
#endif
......@@ -1025,7 +1025,7 @@ phex: adr r3, phexbuf
strb r2, [r3, r1]
b 1b
puts: loadsp r3
puts: loadsp r3, r1
1: ldrb r2, [r0], #1
teq r2, #0
moveq pc, lr
......@@ -1042,7 +1042,7 @@ puts: loadsp r3
putc:
mov r2, r0
mov r0, #0
loadsp r3
loadsp r3, r1
b 2b
memdump: mov r12, r0
......
arch/arm/kernel/debug.S
View file @ be26a3df
......@@ -24,7 +24,7 @@
#if defined(CONFIG_CPU_V6)
.macro addruart, rx
.macro addruart, rx, tmp
.endm
.macro senduart, rd, rx
......@@ -51,7 +51,7 @@
#elif defined(CONFIG_CPU_V7)
.macro addruart, rx
.macro addruart, rx, tmp
.endm
.macro senduart, rd, rx
......@@ -71,7 +71,7 @@ wait: mrc p14, 0, pc, c0, c1, 0
#elif defined(CONFIG_CPU_XSCALE)
.macro addruart, rx
.macro addruart, rx, tmp
.endm
.macro senduart, rd, rx
......@@ -98,7 +98,7 @@ wait: mrc p14, 0, pc, c0, c1, 0
#else
.macro addruart, rx
.macro addruart, rx, tmp
.endm
.macro senduart, rd, rx
......@@ -164,7 +164,7 @@ ENDPROC(printhex2)
.ltorg
ENTRY(printascii)
addruart r3
addruart r3, r1
b 2f
1: waituart r2, r3
senduart r1, r3
......@@ -180,7 +180,7 @@ ENTRY(printascii)
ENDPROC(printascii)
ENTRY(printch)
addruart r3
addruart r3, r1
mov r1, r0
mov r0, #0
b 1b
......
arch/arm/mach-aaec2000/include/mach/debug-macro.S
View file @ be26a3df
......@@ -10,7 +10,7 @@
*/
#include "hardware.h"
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x80000000 @ physical
......
arch/arm/mach-at91/include/mach/debug-macro.S
View file @ be26a3df
......@@ -14,7 +14,7 @@
#include <mach/hardware.h>
#include <mach/at91_dbgu.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =(AT91_BASE_SYS + AT91_DBGU) @ System peripherals (phys address)
......
arch/arm/mach-clps711x/include/mach/debug-macro.S
View file @ be26a3df
......@@ -13,7 +13,7 @@
#include <asm/hardware/clps7111.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #CLPS7111_PHYS_BASE
......
arch/arm/mach-davinci/include/mach/debug-macro.S
View file @ be26a3df
......@@ -19,7 +19,7 @@
#include <linux/serial_reg.h>
#define UART_SHIFT 2
.macro addruart, rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x01000000 @ physical base address
......
arch/arm/mach-dove/include/mach/debug-macro.S
View file @ be26a3df
......@@ -8,7 +8,7 @@
#include <mach/bridge-regs.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =DOVE_SB_REGS_PHYS_BASE
......
arch/arm/mach-ebsa110/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
*
**/
.macro addruart,rx
.macro addruart, rx, tmp
mov \rx, #0xf0000000
orr \rx, \rx, #0x00000be0
.endm
......
arch/arm/mach-ep93xx/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
*/
#include <mach/ep93xx-regs.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =EP93XX_APB_PHYS_BASE @ Physical base
......
arch/arm/mach-footbridge/include/mach/debug-macro.S
View file @ be26a3df
......@@ -15,7 +15,7 @@
#ifndef CONFIG_DEBUG_DC21285_PORT
/* For NetWinder debugging */
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x7c000000 @ physical
......@@ -32,7 +32,7 @@
.equ dc21285_high, ARMCSR_BASE & 0xff000000
.equ dc21285_low, ARMCSR_BASE & 0x00ffffff
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x42000000
......
arch/arm/mach-gemini/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
*/
#include <mach/hardware.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =GEMINI_UART_BASE @ physical
......
arch/arm/mach-h720x/include/mach/debug-macro.S
View file @ be26a3df
......@@ -14,7 +14,7 @@
.equ io_virt, IO_BASE
.equ io_phys, IO_START
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #io_phys @ physical base address
......
arch/arm/mach-integrator/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
*
*/
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x16000000 @ physical base address
......
arch/arm/mach-iop13xx/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
* published by the Free Software Foundation.
*/
.macro addruart, rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ mmu enabled?
moveq \rx, #0xff000000 @ physical
......
arch/arm/mach-iop32x/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
* published by the Free Software Foundation.
*/
.macro addruart, rx
.macro addruart, rx, tmp
mov \rx, #0xfe000000 @ physical as well as virtual
orr \rx, \rx, #0x00800000 @ location of the UART
.endm
......
arch/arm/mach-iop33x/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
* published by the Free Software Foundation.
*/
.macro addruart, rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ mmu enabled?
moveq \rx, #0xff000000 @ physical
......
arch/arm/mach-ixp2000/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
*
*/
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0xc0000000 @ Physical base
......
arch/arm/mach-ixp23xx/include/mach/debug-macro.S
View file @ be26a3df
......@@ -12,7 +12,7 @@
*/
#include <mach/ixp23xx.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ mmu enabled?
ldreq \rx, =IXP23XX_PERIPHERAL_PHYS @ physical
......
arch/arm/mach-ixp4xx/include/mach/debug-macro.S
View file @ be26a3df
......@@ -10,7 +10,7 @@
* published by the Free Software Foundation.
*/
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0xc8000000
......
arch/arm/mach-kirkwood/include/mach/debug-macro.S
View file @ be26a3df
......@@ -8,7 +8,7 @@
#include <mach/bridge-regs.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =KIRKWOOD_REGS_PHYS_BASE
......
arch/arm/mach-ks8695/include/mach/debug-macro.S
View file @ be26a3df
......@@ -14,7 +14,7 @@
#include <mach/hardware.h>
#include <mach/regs-uart.h>
.macro addruart, rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =KS8695_UART_PA @ physical base address
......
arch/arm/mach-l7200/include/mach/debug-macro.S
View file @ be26a3df
......@@ -14,7 +14,7 @@
.equ io_virt, IO_BASE
.equ io_phys, IO_START
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #io_phys @ physical base address
......
arch/arm/mach-lh7a40x/include/mach/debug-macro.S
View file @ be26a3df
......@@ -14,7 +14,7 @@
@ It is not known if this will be appropriate for every 40x
@ board.
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
mov \rx, #0x00000700 @ offset from base
......
arch/arm/mach-loki/include/mach/debug-macro.S
View file @ be26a3df
......@@ -8,7 +8,7 @@
#include <mach/loki.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =LOKI_REGS_PHYS_BASE
......
arch/arm/mach-mmp/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
#include <mach/addr-map.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =APB_PHYS_BASE @ physical
......
arch/arm/mach-msm/include/mach/debug-macro.S
View file @ be26a3df
......@@ -20,7 +20,7 @@
#include <mach/msm_iomap.h>
#ifdef CONFIG_MSM_DEBUG_UART
.macro addruart,rx
.macro addruart, rx, tmp
@ see if the MMU is enabled and select appropriate base address
mrc p15, 0, \rx, c1, c0
tst \rx, #1
......@@ -40,7 +40,7 @@
beq 1001b
.endm
#else
.macro addruart,rx
.macro addruart, rx, tmp
.endm
.macro senduart,rd,rx
......
arch/arm/mach-mv78xx0/include/mach/debug-macro.S
View file @ be26a3df
......@@ -8,7 +8,7 @@
#include <mach/mv78xx0.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =MV78XX0_REGS_PHYS_BASE
......
arch/arm/mach-netx/include/mach/debug-macro.S
View file @ be26a3df
......@@ -13,7 +13,7 @@
#include "hardware.h"
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x00100000 @ physical
......
arch/arm/mach-nomadik/include/mach/debug-macro.S
View file @ be26a3df
......@@ -10,7 +10,7 @@
*
*/
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x10000000 @ physical base address
......
arch/arm/mach-ns9xxx/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
#include <mach/regs-board-a9m9750dev.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1
ldreq \rx, =NS9XXX_CSxSTAT_PHYS(0)
......
arch/arm/mach-omap1/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,18 +11,80 @@
*
*/
.macro addruart,rx
#include <linux/serial_reg.h>
#include <plat/serial.h>
.pushsection .data
omap_uart_phys: .word 0x0
omap_uart_virt: .word 0x0
.popsection
/*
* Note that this code won't work if the bootloader passes
* a wrong machine ID number in r1. To debug, just hardcode
* the desired UART phys and virt addresses temporarily into
* the omap_uart_phys and omap_uart_virt above.
*/
.macro addruart, rx, tmp
/* Use omap_uart_phys/virt if already configured */
9: mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =omap_uart_phys @ physical base address
ldrne \rx, =omap_uart_virt @ virtual base
ldr \rx, [\rx, #0]
cmp \rx, #0 @ is port configured?
bne 99f @ already configured
/* Check 7XX UART1 scratchpad register for uart to use */
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0xff000000 @ physical base address
movne \rx, #0xfe000000 @ virtual base
orr \rx, \rx, #0x00fb0000 @ OMAP1UART1
ldrb \rx, [\rx, #(UART_SCR << OMAP7XX_PORT_SHIFT)]
cmp \rx, #0 @ anything in 7XX scratchpad?
bne 10f @ found 7XX uart
/* Check 15xx/16xx UART1 scratchpad register for uart to use */
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0xff000000 @ physical base address
movne \rx, #0xfe000000 @ virtual base
orr \rx, \rx, #0x00fb0000
#ifdef CONFIG_OMAP_LL_DEBUG_UART3
orr \rx, \rx, #0x00009000 @ UART 3
#endif
#if defined(CONFIG_OMAP_LL_DEBUG_UART2) || defined(CONFIG_OMAP_LL_DEBUG_UART3)
orr \rx, \rx, #0x00000800 @ UART 2 & 3
#endif
orr \rx, \rx, #0x00fb0000 @ OMAP1UART1
ldrb \rx, [\rx, #(UART_SCR << OMAP_PORT_SHIFT)]
/* Select the UART to use based on the UART1 scratchpad value */
10: cmp \rx, #0 @ no port configured?
beq 11f @ if none, try to use UART1
cmp \rx, #OMAP1UART1
beq 11f @ configure OMAP1UART1
cmp \rx, #OMAP1UART2
beq 12f @ configure OMAP1UART2
cmp \rx, #OMAP1UART3
beq 13f @ configure OMAP2UART3
/* Configure the UART offset from the phys/virt base */
11: mov \rx, #0x00fb0000 @ OMAP1UART1
b 98f
12: mov \rx, #0x00fb0000 @ OMAP1UART1
orr \rx, \rx, #0x00000800 @ OMAP1UART2
b 98f
13: mov \rx, #0x00fb0000 @ OMAP1UART1
orr \rx, \rx, #0x00000800 @ OMAP1UART2
orr \rx, \rx, #0x00009000 @ OMAP1UART3
/* Store both phys and virt address for the uart */
98: add \rx, \rx, #0xff000000 @ phys base
ldr \tmp, =omap_uart_phys
str \rx, [\tmp, #0]
sub \rx, \rx, #0xff000000 @ phys base
add \rx, \rx, #0xfe000000 @ virt base
ldr \tmp, =omap_uart_virt
str \rx, [\tmp, #0]
b 9b
99:
.endm
.macro senduart,rd,rx
......@@ -30,13 +92,13 @@
.endm
.macro busyuart,rd,rx
1001: ldrb \rd, [\rx, #(0x5 << 2)] @ OMAP-1510 and friends
and \rd, \rd, #0x60
teq \rd, #0x60
1001: ldrb \rd, [\rx, #(UART_LSR << OMAP_PORT_SHIFT)]
and \rd, \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
teq \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
beq 1002f
ldrb \rd, [\rx, #(0x5 << 0)] @ OMAP-730 only
and \rd, \rd, #0x60
teq \rd, #0x60
ldrb \rd, [\rx, #(UART_LSR << OMAP7XX_PORT_SHIFT)]
and \rd, \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
teq \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
bne 1001b
1002:
.endm
......
arch/arm/mach-omap1/serial.c
View file @ be26a3df
......@@ -64,7 +64,7 @@ static void __init omap_serial_reset(struct plat_serial8250_port *p)
static struct plat_serial8250_port serial_platform_data[] = {
{
.mapbase = OMAP_UART1_BASE,
.mapbase = OMAP1_UART1_BASE,
.irq = INT_UART1,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
......@@ -72,7 +72,7 @@ static struct plat_serial8250_port serial_platform_data[] = {
.uartclk = OMAP16XX_BASE_BAUD * 16,
},
{
.mapbase = OMAP_UART2_BASE,
.mapbase = OMAP1_UART2_BASE,
.irq = INT_UART2,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
......@@ -80,7 +80,7 @@ static struct plat_serial8250_port serial_platform_data[] = {
.uartclk = OMAP16XX_BASE_BAUD * 16,
},
{
.mapbase = OMAP_UART3_BASE,
.mapbase = OMAP1_UART3_BASE,
.irq = INT_UART3,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
......
arch/arm/mach-omap2/board-3630sdp.c
View file @ be26a3df
......@@ -68,7 +68,7 @@ static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
static void __init omap_sdp_map_io(void)
{
omap2_set_globals_343x();
omap2_set_globals_36xx();
omap2_map_common_io();
}
......
arch/arm/mach-omap2/board-zoom3.c
View file @ be26a3df
......@@ -26,7 +26,7 @@
static void __init omap_zoom_map_io(void)
{
omap2_set_globals_343x();
omap2_set_globals_36xx();
omap2_map_common_io();
}
......
arch/arm/mach-omap2/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,32 +11,107 @@
*
*/
.macro addruart,rx
#include <linux/serial_reg.h>
#include <plat/serial.h>
#define UART_OFFSET(addr) ((addr) & 0x00ffffff)
.pushsection .data
omap_uart_phys: .word 0
omap_uart_virt: .word 0
omap_uart_lsr: .word 0
.popsection
/*
* Note that this code won't work if the bootloader passes
* a wrong machine ID number in r1. To debug, just hardcode
* the desired UART phys and virt addresses temporarily into
* the omap_uart_phys and omap_uart_virt above.
*/
.macro addruart, rx, tmp
/* Use omap_uart_phys/virt if already configured */
10: mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =omap_uart_phys @ physical base address
ldrne \rx, =omap_uart_virt @ virtual base address
ldr \rx, [\rx, #0]
cmp \rx, #0 @ is port configured?
bne 99f @ already configured
/* Check UART1 scratchpad register for uart to use */
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
#ifdef CONFIG_ARCH_OMAP2
moveq \rx, #0x48000000 @ physical base address
movne \rx, #0xfa000000 @ virtual base
orr \rx, \rx, #0x0006a000
#ifdef CONFIG_OMAP_LL_DEBUG_UART2
add \rx, \rx, #0x00002000 @ UART 2
#endif
#ifdef CONFIG_OMAP_LL_DEBUG_UART3
add \rx, \rx, #0x00004000 @ UART 3
#endif
#elif defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
moveq \rx, #0x48000000 @ physical base address
movne \rx, #0xfa000000 @ virtual base
orr \rx, \rx, #0x0006a000
#ifdef CONFIG_OMAP_LL_DEBUG_UART2
add \rx, \rx, #0x00002000 @ UART 2
#endif
#ifdef CONFIG_OMAP_LL_DEBUG_UART3
add \rx, \rx, #0x00fb0000 @ UART 3
add \rx, \rx, #0x00006000
#endif
#endif
orr \rx, \rx, #0x0006a000 @ uart1 on omap2/3/4
ldrb \rx, [\rx, #(UART_SCR << OMAP_PORT_SHIFT)] @ scratchpad
/* Select the UART to use based on the UART1 scratchpad value */
cmp \rx, #0 @ no port configured?
beq 21f @ if none, try to use UART1
cmp \rx, #OMAP2UART1 @ OMAP2/3/4UART1
beq 21f @ configure OMAP2/3/4UART1
cmp \rx, #OMAP2UART2 @ OMAP2/3/4UART2
beq 22f @ configure OMAP2/3/4UART2
cmp \rx, #OMAP2UART3 @ only on 24xx
beq 23f @ configure OMAP2UART3
cmp \rx, #OMAP3UART3 @ only on 34xx
beq 33f @ configure OMAP3UART3
cmp \rx, #OMAP4UART3 @ only on 44xx
beq 43f @ configure OMAP4UART3
cmp \rx, #OMAP3UART4 @ only on 36xx
beq 34f @ configure OMAP3UART4
cmp \rx, #OMAP4UART4 @ only on 44xx
beq 44f @ configure OMAP4UART4
cmp \rx, #ZOOM_UART @ only on zoom2/3
beq 95f @ configure ZOOM_UART
/* Configure the UART offset from the phys/virt base */
21: mov \rx, #UART_OFFSET(OMAP2_UART1_BASE) @ omap2/3/4
b 98f
22: mov \rx, #UART_OFFSET(OMAP2_UART2_BASE) @ omap2/3/4
b 98f
23: mov \rx, #UART_OFFSET(OMAP2_UART3_BASE)
b 98f
33: mov \rx, #UART_OFFSET(OMAP3_UART1_BASE)
add \rx, \rx, #0x00fb0000
add \rx, \rx, #0x00006000 @ OMAP3_UART3_BASE
b 98f
34: mov \rx, #UART_OFFSET(OMAP3_UART1_BASE)
add \rx, \rx, #0x00fb0000
add \rx, \rx, #0x00028000 @ OMAP3_UART4_BASE
b 98f
43: mov \rx, #UART_OFFSET(OMAP4_UART3_BASE)
b 98f
44: mov \rx, #UART_OFFSET(OMAP4_UART4_BASE)
b 98f
95: mov \rx, #ZOOM_UART_BASE
ldr \tmp, =omap_uart_phys
str \rx, [\tmp, #0]
mov \rx, #ZOOM_UART_VIRT
ldr \tmp, =omap_uart_virt
str \rx, [\tmp, #0]
mov \rx, #(UART_LSR << ZOOM_PORT_SHIFT)
ldr \tmp, =omap_uart_lsr
str \rx, [\tmp, #0]
b 10b
/* Store both phys and virt address for the uart */
98: add \rx, \rx, #0x48000000 @ phys base
ldr \tmp, =omap_uart_phys
str \rx, [\tmp, #0]
sub \rx, \rx, #0x48000000 @ phys base
add \rx, \rx, #0xfa000000 @ virt base
ldr \tmp, =omap_uart_virt
str \rx, [\tmp, #0]
mov \rx, #(UART_LSR << OMAP_PORT_SHIFT)
ldr \tmp, =omap_uart_lsr
str \rx, [\tmp, #0]
b 10b
99:
.endm
.macro senduart,rd,rx
......@@ -44,15 +119,12 @@
.endm
.macro busyuart,rd,rx
1001: ldrb \rd, [\rx, #(0x5 << 2)] @ OMAP-1510 and friends
and \rd, \rd, #0x60
teq \rd, #0x60
beq 1002f
ldrb \rd, [\rx, #(0x5 << 0)] @ OMAP-730 only
and \rd, \rd, #0x60
teq \rd, #0x60
1001: ldr \rd, =omap_uart_lsr
ldr \rd, [\rd, #0]
ldrb \rd, [\rx, \rd]
and \rd, \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
teq \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
bne 1001b
1002:
.endm
.macro waituart,rd,rx
......
arch/arm/mach-omap2/serial.c
View file @ be26a3df
......@@ -80,7 +80,6 @@ static LIST_HEAD(uart_list);
static struct plat_serial8250_port serial_platform_data0[] = {
{
.mapbase = OMAP_UART1_BASE,
.irq = 72,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
......@@ -93,7 +92,6 @@ static struct plat_serial8250_port serial_platform_data0[] = {
static struct plat_serial8250_port serial_platform_data1[] = {
{
.mapbase = OMAP_UART2_BASE,
.irq = 73,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
......@@ -106,7 +104,6 @@ static struct plat_serial8250_port serial_platform_data1[] = {
static struct plat_serial8250_port serial_platform_data2[] = {
{
.mapbase = OMAP_UART3_BASE,
.irq = 74,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
......@@ -120,7 +117,6 @@ static struct plat_serial8250_port serial_platform_data2[] = {
#ifdef CONFIG_ARCH_OMAP4
static struct plat_serial8250_port serial_platform_data3[] = {
{
.mapbase = OMAP_UART4_BASE,
.irq = 70,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
......@@ -131,6 +127,17 @@ static struct plat_serial8250_port serial_platform_data3[] = {
}
};
#endif
void __init omap2_set_globals_uart(struct omap_globals *omap2_globals)
{
serial_platform_data0[0].mapbase = omap2_globals->uart1_phys;
serial_platform_data1[0].mapbase = omap2_globals->uart2_phys;
serial_platform_data2[0].mapbase = omap2_globals->uart3_phys;
#ifdef CONFIG_ARCH_OMAP4
serial_platform_data3[0].mapbase = omap2_globals->uart4_phys;
#endif
}
static inline unsigned int __serial_read_reg(struct uart_port *up,
int offset)
{
......
arch/arm/mach-orion5x/include/mach/debug-macro.S
View file @ be26a3df
......@@ -10,7 +10,7 @@
#include <mach/orion5x.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =ORION5X_REGS_PHYS_BASE
......
arch/arm/mach-pnx4008/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
*
*/
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
mov \rx, #0x00090000
......
arch/arm/mach-pxa/include/mach/debug-macro.S
View file @ be26a3df
......@@ -13,7 +13,7 @@
#include "hardware.h"
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x40000000 @ physical
......
arch/arm/mach-realview/include/mach/debug-macro.S
View file @ be26a3df
......@@ -33,7 +33,7 @@
#error "Unknown RealView platform"
#endif
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x10000000
......
arch/arm/mach-rpc/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
*
*/
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x03000000
......
arch/arm/mach-s3c2410/include/mach/debug-macro.S
View file @ be26a3df
......@@ -19,7 +19,7 @@
#define S3C2410_UART1_OFF (0x4000)
#define SHIFT_2440TXF (14-9)
.macro addruart, rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1
ldreq \rx, = S3C24XX_PA_UART
......
arch/arm/mach-s3c24a0/include/mach/debug-macro.S
View file @ be26a3df
......@@ -10,7 +10,7 @@
#include <mach/map.h>
#include <plat/regs-serial.h>
.macro addruart, rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1
ldreq \rx, = S3C24XX_PA_UART
......
arch/arm/mach-s3c6400/include/mach/debug-macro.S
View file @ be26a3df
......@@ -21,7 +21,7 @@
* aligned and add in the offset when we load the value here.
*/
.macro addruart, rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1
ldreq \rx, = S3C_PA_UART
......
arch/arm/mach-s5pc100/include/mach/debug-macro.S
View file @ be26a3df
......@@ -22,7 +22,7 @@
* aligned and add in the offset when we load the value here.
*/
.macro addruart, rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1
ldreq \rx, = S3C_PA_UART
......
arch/arm/mach-sa1100/include/mach/debug-macro.S
View file @ be26a3df
......@@ -12,7 +12,7 @@
*/
#include <mach/hardware.h>
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x80000000 @ physical base address
......
arch/arm/mach-shark/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
*
*/
.macro addruart,rx
.macro addruart, rx, tmp
mov \rx, #0xe0000000
orr \rx, \rx, #0x000003f8
.endm
......
arch/arm/mach-u300/include/mach/debug-macro.S
View file @ be26a3df
......@@ -10,7 +10,7 @@
*/
#include <mach/hardware.h>
.macro addruart,rx
.macro addruart, rx, tmp
/* If we move the adress using MMU, use this. */
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
......
arch/arm/mach-ux500/include/mach/debug-macro.S
View file @ be26a3df
......@@ -8,7 +8,7 @@
* published by the Free Software Foundation.
*
*/
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @MMU enabled?
moveq \rx, #0x80000000 @MMU off, Physical address
......
arch/arm/mach-versatile/include/mach/debug-macro.S
View file @ be26a3df
......@@ -11,7 +11,7 @@
*
*/
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x10000000
......
arch/arm/plat-mxc/include/mach/debug-macro.S
View file @ be26a3df
......@@ -52,7 +52,7 @@
#define UART_PADDR MXC91231_UART2_BASE_ADDR
#define UART_VADDR MXC91231_AIPS1_IO_ADDRESS(MXC91231_UART2_BASE_ADDR)
#endif
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
ldreq \rx, =UART_PADDR @ physical
......
arch/arm/plat-omap/Kconfig
View file @ be26a3df
......@@ -141,25 +141,6 @@ config OMAP_DM_TIMER
help
Select this option if you want to use OMAP Dual-Mode timers.
choice
prompt "Low-level debug console UART"
depends on ARCH_OMAP
default OMAP_LL_DEBUG_NONE
config OMAP_LL_DEBUG_UART1
bool "UART1"
config OMAP_LL_DEBUG_UART2
bool "UART2"
config OMAP_LL_DEBUG_UART3
bool "UART3"
config OMAP_LL_DEBUG_NONE
bool "None"
endchoice
config OMAP_SERIAL_WAKE
bool "Enable wake-up events for serial ports"
depends on ARCH_OMAP1 && OMAP_MUX
......
arch/arm/plat-omap/common.c
View file @ be26a3df
......@@ -34,6 +34,7 @@
#include <plat/control.h>
#include <plat/mux.h>
#include <plat/fpga.h>
#include <plat/serial.h>
#include <plat/clock.h>
......@@ -245,6 +246,7 @@ static void __init __omap2_set_globals(struct omap_globals *omap2_globals)
omap2_set_globals_sdrc(omap2_globals);
omap2_set_globals_control(omap2_globals);
omap2_set_globals_prcm(omap2_globals);
omap2_set_globals_uart(omap2_globals);
}
#endif
......@@ -259,6 +261,9 @@ static struct omap_globals omap242x_globals = {
.ctrl = OMAP2_L4_IO_ADDRESS(OMAP2420_CTRL_BASE),
.prm = OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE),
.cm = OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE),
.uart1_phys = OMAP2_UART1_BASE,
.uart2_phys = OMAP2_UART2_BASE,
.uart3_phys = OMAP2_UART3_BASE,
};
void __init omap2_set_globals_242x(void)
......@@ -277,6 +282,9 @@ static struct omap_globals omap243x_globals = {
.ctrl = OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE),
.prm = OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE),
.cm = OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE),
.uart1_phys = OMAP2_UART1_BASE,
.uart2_phys = OMAP2_UART2_BASE,
.uart3_phys = OMAP2_UART3_BASE,
};
void __init omap2_set_globals_243x(void)
......@@ -285,9 +293,9 @@ void __init omap2_set_globals_243x(void)
}
#endif
#if defined(CONFIG_ARCH_OMAP3430)
#if defined(CONFIG_ARCH_OMAP3)
static struct omap_globals omap343x_globals = {
static struct omap_globals omap3_globals = {
.class = OMAP343X_CLASS,
.tap = OMAP2_L4_IO_ADDRESS(0x4830A000),
.sdrc = OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE),
......@@ -295,11 +303,21 @@ static struct omap_globals omap343x_globals = {
.ctrl = OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE),
.prm = OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE),
.cm = OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE),
.uart1_phys = OMAP3_UART1_BASE,
.uart2_phys = OMAP3_UART2_BASE,
.uart3_phys = OMAP3_UART3_BASE,
};
void __init omap2_set_globals_343x(void)
{
__omap2_set_globals(&omap343x_globals);
__omap2_set_globals(&omap3_globals);
}
void __init omap2_set_globals_36xx(void)
{
omap3_globals.uart4_phys = OMAP3_UART4_BASE;
__omap2_set_globals(&omap3_globals);
}
#endif
......@@ -311,6 +329,10 @@ static struct omap_globals omap4_globals = {
.prm = OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE),
.cm = OMAP2_L4_IO_ADDRESS(OMAP4430_CM_BASE),
.cm2 = OMAP2_L4_IO_ADDRESS(OMAP4430_CM2_BASE),
.uart1_phys = OMAP4_UART1_BASE,
.uart2_phys = OMAP4_UART2_BASE,
.uart3_phys = OMAP4_UART3_BASE,
.uart4_phys = OMAP4_UART4_BASE,
};
void __init omap2_set_globals_443x(void)
......@@ -318,6 +340,7 @@ void __init omap2_set_globals_443x(void)
omap2_set_globals_tap(&omap4_globals);
omap2_set_globals_control(&omap4_globals);
omap2_set_globals_prcm(&omap4_globals);
omap2_set_globals_uart(&omap4_globals);
}
#endif
arch/arm/plat-omap/include/plat/common.h
View file @ be26a3df
......@@ -47,11 +47,16 @@ struct omap_globals {
void __iomem *prm; /* Power and Reset Management */
void __iomem *cm; /* Clock Management */
void __iomem *cm2;
unsigned long uart1_phys;
unsigned long uart2_phys;
unsigned long uart3_phys;
unsigned long uart4_phys;
};
void omap2_set_globals_242x(void);
void omap2_set_globals_243x(void);
void omap2_set_globals_343x(void);
void omap2_set_globals_36xx(void);
void omap2_set_globals_443x(void);
/* These get called from omap2_set_globals_xxxx(), do not call these */
......@@ -59,6 +64,7 @@ void omap2_set_globals_tap(struct omap_globals *);
void omap2_set_globals_sdrc(struct omap_globals *);
void omap2_set_globals_control(struct omap_globals *);
void omap2_set_globals_prcm(struct omap_globals *);
void omap2_set_globals_uart(struct omap_globals *);
/**
* omap_test_timeout - busy-loop, testing a condition
......
arch/arm/plat-omap/include/plat/omap16xx.h
View file @ be26a3df
......@@ -125,43 +125,43 @@
#define OMAP16XX_MMCSD2_SSW_MPU_CONF (TIPB_SWITCH_BASE + 0x160)
/* UART3 Registers Mapping through MPU bus */
#define UART3_RHR (OMAP_UART3_BASE + 0)
#define UART3_THR (OMAP_UART3_BASE + 0)
#define UART3_DLL (OMAP_UART3_BASE + 0)
#define UART3_IER (OMAP_UART3_BASE + 4)
#define UART3_DLH (OMAP_UART3_BASE + 4)
#define UART3_IIR (OMAP_UART3_BASE + 8)
#define UART3_FCR (OMAP_UART3_BASE + 8)
#define UART3_EFR (OMAP_UART3_BASE + 8)
#define UART3_LCR (OMAP_UART3_BASE + 0x0C)
#define UART3_MCR (OMAP_UART3_BASE + 0x10)
#define UART3_XON1_ADDR1 (OMAP_UART3_BASE + 0x10)
#define UART3_XON2_ADDR2 (OMAP_UART3_BASE + 0x14)
#define UART3_LSR (OMAP_UART3_BASE + 0x14)
#define UART3_TCR (OMAP_UART3_BASE + 0x18)
#define UART3_MSR (OMAP_UART3_BASE + 0x18)
#define UART3_XOFF1 (OMAP_UART3_BASE + 0x18)
#define UART3_XOFF2 (OMAP_UART3_BASE + 0x1C)
#define UART3_SPR (OMAP_UART3_BASE + 0x1C)
#define UART3_TLR (OMAP_UART3_BASE + 0x1C)
#define UART3_MDR1 (OMAP_UART3_BASE + 0x20)
#define UART3_MDR2 (OMAP_UART3_BASE + 0x24)
#define UART3_SFLSR (OMAP_UART3_BASE + 0x28)
#define UART3_TXFLL (OMAP_UART3_BASE + 0x28)
#define UART3_RESUME (OMAP_UART3_BASE + 0x2C)
#define UART3_TXFLH (OMAP_UART3_BASE + 0x2C)
#define UART3_SFREGL (OMAP_UART3_BASE + 0x30)
#define UART3_RXFLL (OMAP_UART3_BASE + 0x30)
#define UART3_SFREGH (OMAP_UART3_BASE + 0x34)
#define UART3_RXFLH (OMAP_UART3_BASE + 0x34)
#define UART3_BLR (OMAP_UART3_BASE + 0x38)
#define UART3_ACREG (OMAP_UART3_BASE + 0x3C)
#define UART3_DIV16 (OMAP_UART3_BASE + 0x3C)
#define UART3_SCR (OMAP_UART3_BASE + 0x40)
#define UART3_SSR (OMAP_UART3_BASE + 0x44)
#define UART3_EBLR (OMAP_UART3_BASE + 0x48)
#define UART3_OSC_12M_SEL (OMAP_UART3_BASE + 0x4C)
#define UART3_MVR (OMAP_UART3_BASE + 0x50)
#define UART3_RHR (OMAP1_UART3_BASE + 0)
#define UART3_THR (OMAP1_UART3_BASE + 0)
#define UART3_DLL (OMAP1_UART3_BASE + 0)
#define UART3_IER (OMAP1_UART3_BASE + 4)
#define UART3_DLH (OMAP1_UART3_BASE + 4)
#define UART3_IIR (OMAP1_UART3_BASE + 8)
#define UART3_FCR (OMAP1_UART3_BASE + 8)
#define UART3_EFR (OMAP1_UART3_BASE + 8)
#define UART3_LCR (OMAP1_UART3_BASE + 0x0C)
#define UART3_MCR (OMAP1_UART3_BASE + 0x10)
#define UART3_XON1_ADDR1 (OMAP1_UART3_BASE + 0x10)
#define UART3_XON2_ADDR2 (OMAP1_UART3_BASE + 0x14)
#define UART3_LSR (OMAP1_UART3_BASE + 0x14)
#define UART3_TCR (OMAP1_UART3_BASE + 0x18)
#define UART3_MSR (OMAP1_UART3_BASE + 0x18)
#define UART3_XOFF1 (OMAP1_UART3_BASE + 0x18)
#define UART3_XOFF2 (OMAP1_UART3_BASE + 0x1C)
#define UART3_SPR (OMAP1_UART3_BASE + 0x1C)
#define UART3_TLR (OMAP1_UART3_BASE + 0x1C)
#define UART3_MDR1 (OMAP1_UART3_BASE + 0x20)
#define UART3_MDR2 (OMAP1_UART3_BASE + 0x24)
#define UART3_SFLSR (OMAP1_UART3_BASE + 0x28)
#define UART3_TXFLL (OMAP1_UART3_BASE + 0x28)
#define UART3_RESUME (OMAP1_UART3_BASE + 0x2C)
#define UART3_TXFLH (OMAP1_UART3_BASE + 0x2C)
#define UART3_SFREGL (OMAP1_UART3_BASE + 0x30)
#define UART3_RXFLL (OMAP1_UART3_BASE + 0x30)
#define UART3_SFREGH (OMAP1_UART3_BASE + 0x34)
#define UART3_RXFLH (OMAP1_UART3_BASE + 0x34)
#define UART3_BLR (OMAP1_UART3_BASE + 0x38)
#define UART3_ACREG (OMAP1_UART3_BASE + 0x3C)
#define UART3_DIV16 (OMAP1_UART3_BASE + 0x3C)
#define UART3_SCR (OMAP1_UART3_BASE + 0x40)
#define UART3_SSR (OMAP1_UART3_BASE + 0x44)
#define UART3_EBLR (OMAP1_UART3_BASE + 0x48)
#define UART3_OSC_12M_SEL (OMAP1_UART3_BASE + 0x4C)
#define UART3_MVR (OMAP1_UART3_BASE + 0x50)
/*
* ---------------------------------------------------------------------------
......
arch/arm/plat-omap/include/plat/serial.h
View file @ be26a3df
......@@ -15,37 +15,65 @@
#include <linux/init.h>
#if defined(CONFIG_ARCH_OMAP1)
/* OMAP1 serial ports */
#define OMAP_UART1_BASE 0xfffb0000
#define OMAP_UART2_BASE 0xfffb0800
#define OMAP_UART3_BASE 0xfffb9800
#elif defined(CONFIG_ARCH_OMAP2)
#define OMAP1_UART1_BASE 0xfffb0000
#define OMAP1_UART2_BASE 0xfffb0800
#define OMAP1_UART3_BASE 0xfffb9800
/* OMAP2 serial ports */
#define OMAP_UART1_BASE 0x4806a000
#define OMAP_UART2_BASE 0x4806c000
#define OMAP_UART3_BASE 0x4806e000
#elif defined(CONFIG_ARCH_OMAP3)
#define OMAP2_UART1_BASE 0x4806a000
#define OMAP2_UART2_BASE 0x4806c000
#define OMAP2_UART3_BASE 0x4806e000
/* OMAP3 serial ports */
#define OMAP_UART1_BASE 0x4806a000
#define OMAP_UART2_BASE 0x4806c000
#define OMAP_UART3_BASE 0x49020000
#elif defined(CONFIG_ARCH_OMAP4)
#define OMAP3_UART1_BASE OMAP2_UART1_BASE
#define OMAP3_UART2_BASE OMAP2_UART2_BASE
#define OMAP3_UART3_BASE 0x49020000
#define OMAP3_UART4_BASE 0x49042000 /* Only on 36xx */
/* OMAP4 serial ports */
#define OMAP_UART1_BASE 0x4806a000
#define OMAP_UART2_BASE 0x4806c000
#define OMAP_UART3_BASE 0x48020000
#define OMAP_UART4_BASE 0x4806e000
#endif
#define OMAP4_UART1_BASE OMAP2_UART1_BASE
#define OMAP4_UART2_BASE OMAP2_UART2_BASE
#define OMAP4_UART3_BASE 0x48020000
#define OMAP4_UART4_BASE 0x4806e000
/* External port on Zoom2/3 */
#define ZOOM_UART_BASE 0x10000000
#define ZOOM_UART_VIRT 0xfb000000
#define OMAP_PORT_SHIFT 2
#define OMAP7XX_PORT_SHIFT 0
#define ZOOM_PORT_SHIFT 1
#define OMAP1510_BASE_BAUD (12000000/16)
#define OMAP16XX_BASE_BAUD (48000000/16)
#define OMAP24XX_BASE_BAUD (48000000/16)
/*
* DEBUG_LL port encoding stored into the UART1 scratchpad register by
* decomp_setup in uncompress.h
*/
#define OMAP1UART1 11
#define OMAP1UART2 12
#define OMAP1UART3 13
#define OMAP2UART1 21
#define OMAP2UART2 22
#define OMAP2UART3 23
#define OMAP3UART1 OMAP2UART1
#define OMAP3UART2 OMAP2UART2
#define OMAP3UART3 33
#define OMAP3UART4 34 /* Only on 36xx */
#define OMAP4UART1 OMAP2UART1
#define OMAP4UART2 OMAP2UART2
#define OMAP4UART3 43
#define OMAP4UART4 44
#define ZOOM_UART 95 /* Only on zoom2/3 */
/* This is only used by 8250.c for omap1510 */
#define is_omap_port(pt) ({int __ret = 0; \
if ((pt)->port.mapbase == OMAP_UART1_BASE || \
(pt)->port.mapbase == OMAP_UART2_BASE || \
(pt)->port.mapbase == OMAP_UART3_BASE) \
if ((pt)->port.mapbase == OMAP1_UART1_BASE || \
(pt)->port.mapbase == OMAP1_UART2_BASE || \
(pt)->port.mapbase == OMAP1_UART3_BASE) \
__ret = 1; \
__ret; \
})
......
arch/arm/plat-omap/include/plat/uncompress.h
View file @ be26a3df
......@@ -19,70 +19,155 @@
#include <linux/types.h>
#include <linux/serial_reg.h>
#include <asm/mach-types.h>
#include <plat/serial.h>
unsigned int system_rev;
static volatile u8 *uart1_base;
static int uart1_shift;
#define UART_OMAP_MDR1 0x08 /* mode definition register */
#define OMAP_ID_730 0x355F
#define OMAP_ID_850 0x362C
#define ID_MASK 0x7fff
#define check_port(base, shift) ((base[UART_OMAP_MDR1 << shift] & 7) == 0)
#define omap_get_id() ((*(volatile unsigned int *)(0xfffed404)) >> 12) & ID_MASK
static volatile u8 *uart_base;
static int uart_shift;
static void putc(int c)
/*
* Store the DEBUG_LL uart number into UART1 scratchpad register.
* See also debug-macro.S, and serial.c for related code.
*
* Please note that we currently assume that:
* - UART1 clocks are enabled for register access
* - UART1 scratchpad register can be used
*/
static void set_uart1_scratchpad(unsigned char port)
{
volatile u8 * uart = 0;
int shift = 2;
#ifdef CONFIG_MACH_OMAP_PALMTE
return;
#endif
#ifdef CONFIG_ARCH_OMAP
#ifdef CONFIG_OMAP_LL_DEBUG_UART3
uart = (volatile u8 *)(OMAP_UART3_BASE);
#elif defined(CONFIG_OMAP_LL_DEBUG_UART2)
uart = (volatile u8 *)(OMAP_UART2_BASE);
#elif defined(CONFIG_OMAP_LL_DEBUG_UART1)
uart = (volatile u8 *)(OMAP_UART1_BASE);
#elif defined(CONFIG_OMAP_LL_DEBUG_NONE)
return;
#else
return;
#endif
#ifdef CONFIG_ARCH_OMAP1
/* Determine which serial port to use */
do {
/* MMU is not on, so cpu_is_omapXXXX() won't work here */
unsigned int omap_id = omap_get_id();
if (omap_id == OMAP_ID_730 || omap_id == OMAP_ID_850)
shift = 0;
uart1_base[UART_SCR << uart1_shift] = port;
}
if (check_port(uart, shift))
break;
/* Silent boot if no serial ports are enabled. */
static void putc(int c)
{
if (!uart_base)
return;
} while (0);
#endif /* CONFIG_ARCH_OMAP1 */
#endif
/*
* Now, xmit each character
*/
while (!(uart[UART_LSR << shift] & UART_LSR_THRE))
while (!(uart_base[UART_LSR << uart_shift] & UART_LSR_THRE))
barrier();
uart[UART_TX << shift] = c;
uart_base[UART_TX << uart_shift] = c;
}
static inline void flush(void)
{
}
/*
* Macros to configure UART1 and debug UART
*/
#define _DEBUG_LL_ENTRY(mach, uart1_phys, uart1_shft, \
dbg_uart, dbg_shft, dbg_id) \
if (machine_is_##mach()) { \
uart1_base = (volatile u8 *)(uart1_phys); \
uart1_shift = (uart1_shft); \
uart_base = (volatile u8 *)(dbg_uart); \
uart_shift = (dbg_shft); \
port = (dbg_id); \
set_uart1_scratchpad(port); \
break; \
}
#define DEBUG_LL_OMAP7XX(p, mach) \
_DEBUG_LL_ENTRY(mach, OMAP1_UART1_BASE, OMAP7XX_PORT_SHIFT, \
OMAP1_UART##p##_BASE, OMAP7XX_PORT_SHIFT, OMAP1UART##p)
#define DEBUG_LL_OMAP1(p, mach) \
_DEBUG_LL_ENTRY(mach, OMAP1_UART1_BASE, OMAP_PORT_SHIFT, \
OMAP1_UART##p##_BASE, OMAP_PORT_SHIFT, OMAP1UART##p)
#define DEBUG_LL_OMAP2(p, mach) \
_DEBUG_LL_ENTRY(mach, OMAP2_UART1_BASE, OMAP_PORT_SHIFT, \
OMAP2_UART##p##_BASE, OMAP_PORT_SHIFT, OMAP2UART##p)
#define DEBUG_LL_OMAP3(p, mach) \
_DEBUG_LL_ENTRY(mach, OMAP3_UART1_BASE, OMAP_PORT_SHIFT, \
OMAP3_UART##p##_BASE, OMAP_PORT_SHIFT, OMAP3UART##p)
#define DEBUG_LL_OMAP4(p, mach) \
_DEBUG_LL_ENTRY(mach, OMAP4_UART1_BASE, OMAP_PORT_SHIFT, \
OMAP4_UART##p##_BASE, OMAP_PORT_SHIFT, OMAP4UART##p)
/* Zoom2/3 shift is different for UART1 and external port */
#define DEBUG_LL_ZOOM(mach) \
_DEBUG_LL_ENTRY(mach, OMAP2_UART1_BASE, OMAP_PORT_SHIFT, \
ZOOM_UART_BASE, ZOOM_PORT_SHIFT, ZOOM_UART)
static inline void __arch_decomp_setup(unsigned long arch_id)
{
int port = 0;
/*
* Initialize the port based on the machine ID from the bootloader.
* Note that we're using macros here instead of switch statement
* as machine_is functions are optimized out for the boards that
* are not selected.
*/
do {
/* omap7xx/8xx based boards using UART1 with shift 0 */
DEBUG_LL_OMAP7XX(1, herald);
DEBUG_LL_OMAP7XX(1, omap_perseus2);
/* omap15xx/16xx based boards using UART1 */
DEBUG_LL_OMAP1(1, ams_delta);
DEBUG_LL_OMAP1(1, nokia770);
DEBUG_LL_OMAP1(1, omap_h2);
DEBUG_LL_OMAP1(1, omap_h3);
DEBUG_LL_OMAP1(1, omap_innovator);
DEBUG_LL_OMAP1(1, omap_osk);
DEBUG_LL_OMAP1(1, omap_palmte);
DEBUG_LL_OMAP1(1, omap_palmz71);
/* omap15xx/16xx based boards using UART2 */
DEBUG_LL_OMAP1(2, omap_palmtt);
/* omap15xx/16xx based boards using UART3 */
DEBUG_LL_OMAP1(3, sx1);
/* omap2 based boards using UART1 */
DEBUG_LL_OMAP2(1, omap2evm);
DEBUG_LL_OMAP2(1, omap_2430sdp);
DEBUG_LL_OMAP2(1, omap_apollon);
DEBUG_LL_OMAP2(1, omap_h4);
/* omap2 based boards using UART3 */
DEBUG_LL_OMAP2(3, nokia_n800);
DEBUG_LL_OMAP2(3, nokia_n810);
DEBUG_LL_OMAP2(3, nokia_n810_wimax);
/* omap3 based boards using UART1 */
DEBUG_LL_OMAP2(1, omap3evm);
DEBUG_LL_OMAP3(1, omap_3430sdp);
DEBUG_LL_OMAP3(1, omap_3630sdp);
/* omap3 based boards using UART3 */
DEBUG_LL_OMAP3(3, cm_t35);
DEBUG_LL_OMAP3(3, igep0020);
DEBUG_LL_OMAP3(3, nokia_rx51);
DEBUG_LL_OMAP3(3, omap3517evm);
DEBUG_LL_OMAP3(3, omap3_beagle);
DEBUG_LL_OMAP3(3, omap3_pandora);
DEBUG_LL_OMAP3(3, omap_ldp);
DEBUG_LL_OMAP3(3, overo);
DEBUG_LL_OMAP3(3, touchbook);
/* omap4 based boards using UART3 */
DEBUG_LL_OMAP4(3, omap_4430sdp);
/* zoom2/3 external uart */
DEBUG_LL_ZOOM(omap_zoom2);
DEBUG_LL_ZOOM(omap_zoom3);
} while (0);
}
#define arch_decomp_setup() __arch_decomp_setup(arch_id)
/*
* nothing to do
*/
#define arch_decomp_setup()
#define arch_decomp_wdog()
arch/arm/plat-stmp3xxx/include/mach/debug-macro.S
View file @ be26a3df
......@@ -16,7 +16,7 @@
* http://www.gnu.org/copyleft/gpl.html
*/
.macro addruart,rx
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x80000000 @ physical base address
......
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