diff options
| author | Rabin Vincent <rabin.vincent@stericsson.com> | 2010-03-10 16:58:18 +0530 |
|---|---|---|
| committer | John Rigby <john.rigby@linaro.org> | 2010-09-02 22:44:37 -0600 |
| commit | 2abf584c16b535885ee54894620fd2711a4176b3 (patch) | |
| tree | 489b5188c92095a7e91659bf56df96afb67ca9ae /arch/arm/kernel | |
| parent | 02a105db37872e367e4e65afdc0e3203cb2362f4 (diff) | |
sim5500: add DEBUG_LL support
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/head.S | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 9e33b3da444..4dcb4fc1fb8 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -77,6 +77,20 @@ __HEAD ENTRY(stext) #if (defined(CONFIG_MACH_U8500_SIMULATOR) || defined(CONFIG_MACH_U5500_SIMULATOR)) +#ifdef CONFIG_DEBUG_LL +#ifdef CONFIG_MACH_U5500_SIMULATOR +/* Enable GPIOs for UART0 */ + ldr r5, =0xA002E020 @ Block0 GPIO_AFSA + ldr r6, =0x30000000 @ GPIO 28, 29 AltA + str r6, [r5] + + /* Enable UART0 */ + ldr r5, =0xA0023030 @ UART0 CR + ldr r6, =0x00000101 @ TXE, UARTEN + str r6, [r5] +#endif +#endif + mrc p15, 0, r3, c0, c0, 5 ands r3, r3, #0xf bne u8500_secondary_startup |