From: Sonic Zhang <sonic.adi@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v4 10/11] blackfin: bf60x: add hw watchdog support
Date: Thu, 21 Feb 2013 19:06:48 +0800 [thread overview]
Message-ID: <1361444809-22035-11-git-send-email-sonic.adi@gmail.com> (raw)
In-Reply-To: <1361444809-22035-1-git-send-email-sonic.adi@gmail.com>
From: Bob Liu <lliubbo@gmail.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
---
Changes in v4: None
Changes in v3: None
Changes in v2: None
arch/blackfin/cpu/initcode.c | 13 +++++++++++++
arch/blackfin/cpu/start.S | 2 ++
include/configs/bf609-ezkit.h | 1 +
3 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/arch/blackfin/cpu/initcode.c b/arch/blackfin/cpu/initcode.c
index a717148..ce9a435 100644
--- a/arch/blackfin/cpu/initcode.c
+++ b/arch/blackfin/cpu/initcode.c
@@ -461,8 +461,21 @@ program_early_devices(ADI_BOOT_DATA *bs, uint *sdivB, uint *divB, uint *vcoB)
*/
if (CONFIG_BFIN_BOOT_MODE != BFIN_BOOT_BYPASS) {
serial_putc('e');
+#ifdef __ADSPBF60x__
+ bfin_write_SEC_GCTL(0x2);
+ SSYNC();
+ bfin_write_SEC_FCTL(0xc1);
+ bfin_write_SEC_SCTL(2, bfin_read_SEC_SCTL(2) | 0x6);
+
+ bfin_write_SEC_CCTL(0x2);
+ SSYNC();
+ bfin_write_SEC_GCTL(0x1);
+ bfin_write_SEC_CCTL(0x1);
+#endif
bfin_write_WDOG_CNT(MSEC_TO_SCLK(CONFIG_HW_WATCHDOG_TIMEOUT_INITCODE));
+#if CONFIG_BFIN_BOOT_MODE != BFIN_BOOT_UART
bfin_write_WDOG_CTL(0);
+#endif
serial_putc('f');
}
#endif
diff --git a/arch/blackfin/cpu/start.S b/arch/blackfin/cpu/start.S
index 90b4d1a..7155fc8 100644
--- a/arch/blackfin/cpu/start.S
+++ b/arch/blackfin/cpu/start.S
@@ -65,6 +65,7 @@ ENTRY(_start)
p5.h = HI(COREMMR_BASE);
#ifdef CONFIG_HW_WATCHDOG
+#ifndef __ADSPBF60x__
# ifndef CONFIG_HW_WATCHDOG_TIMEOUT_START
# define CONFIG_HW_WATCHDOG_TIMEOUT_START 5000
# endif
@@ -78,6 +79,7 @@ ENTRY(_start)
/* fire up the watchdog - R0.L above needs to be 0x0000 */
W[p4 + (WDOG_CTL - SYSMMR_BASE)] = r0;
#endif
+#endif
/* Turn on the serial for debugging the init process */
serial_early_init
diff --git a/include/configs/bf609-ezkit.h b/include/configs/bf609-ezkit.h
index 6dffab8..02149fa 100644
--- a/include/configs/bf609-ezkit.h
+++ b/include/configs/bf609-ezkit.h
@@ -63,6 +63,7 @@
#define CONFIG_SYS_MONITOR_LEN (768 * 1024)
#define CONFIG_SYS_MALLOC_LEN (512 * 1024)
+#define CONFIG_HW_WATCHDOG
/*
* Network Settings
*/
--
1.7.0.4
next prev parent reply other threads:[~2013-02-21 11:06 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-21 11:06 [U-Boot] [PATCH v4 0/11] Add BF60x processor support to Blackfin architecture Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 01/11] blackfin: bf60x: new processor header files Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 02/11] blackfin: bf60x: Port blackfin core architecture code to boot on bf60x Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 03/11] blackfin: bf60x: add serial support Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 04/11] blackfin: bf60x: add dma support Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 05/11] blackfin: bf60x: support big cplb page Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 06/11] blackfin: bf60x: add gpio support Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 07/11] blackfin: bf60x: add board and headers files to support bf609 Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 08/11] blackfin: bf60x: add rsi/sdh support Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 09/11] blackfin: add bf6xx spi driver Sonic Zhang
2013-02-21 11:06 ` Sonic Zhang [this message]
2013-02-21 11:06 ` [U-Boot] [PATCH v4 11/11] blackfin: bf60x: add resume from hibernate Sonic Zhang
2013-02-28 21:22 ` [U-Boot] [PATCH v4 0/11] Add BF60x processor support to Blackfin architecture Tom Rini
2013-03-01 2:10 ` Sonic Zhang
2013-03-01 14:16 ` Tom Rini
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