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From: Steffen Trumtrar <s.trumtrar@pengutronix.de>
To: barebox@lists.infradead.org
Cc: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Subject: [PATCH 13/14] ARM: Arria10: xload: reduce timeout on condone
Date: Mon, 17 Jun 2024 13:36:35 +0200	[thread overview]
Message-ID: <20240617-v2024-05-0-topic-socfpga-arria10-xloader-v1-13-48a6eba4bb5e@pengutronix.de> (raw)
In-Reply-To: <20240617-v2024-05-0-topic-socfpga-arria10-xloader-v1-0-48a6eba4bb5e@pengutronix.de>

Reduce the timeout while waiting for condone pin.
Also, kick the l4wd0 while waiting.

Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
---
 arch/arm/mach-socfpga/arria10-xload.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-socfpga/arria10-xload.c b/arch/arm/mach-socfpga/arria10-xload.c
index 5ec6e93e96..3921ace3aa 100644
--- a/arch/arm/mach-socfpga/arria10-xload.c
+++ b/arch/arm/mach-socfpga/arria10-xload.c
@@ -57,15 +57,17 @@ static int a10_fpga_wait_for_condone(void)
 {
 	u32 reg, i;
 
-	for (i = 0; i < 0x1000000 ; i++) {
+	for (i = 0; i < 1000; i++) {
 		reg = socfpga_a10_fpga_read_stat();
 
 		if (reg & A10_FPGAMGR_IMGCFG_STAT_F2S_CONDONE_PIN)
 			return 0;
-		arria10_kick_l4wd0();
 
 		if ((reg & A10_FPGAMGR_IMGCFG_STAT_F2S_NSTATUS_PIN) == 0)
 			return -EIO;
+
+		arria10_kick_l4wd0();
+		__udelay(1);
 	}
 
 	return -ETIMEDOUT;

-- 
2.43.2




  parent reply	other threads:[~2024-06-17 11:37 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-17 11:36 [PATCH 00/14] ARM: SoCFPGA: arria10: clean up early bitstream loading Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 01/14] ARM: arria10: system-manager: add handoff registers Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 02/14] ARM: Arria10: reset manager: document reset source Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 03/14] ARM: socfpga: Arria10: PE1: remove arm_cpu_lowlevel_init Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 04/14] ARM: arria10: reset-manager: don't touch l4 wdog Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 05/14] ARM: Arria10: PE1: disable l4wd0 in bringup Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 06/14] ARM: Arria10: xload: rework __arria10_load_fpga Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 07/14] ARM: arria10: xload: fix __arria10_load_fpga Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 08/14] ARM: Arria10: xload: kick watchdog Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 09/14] ARM: arria10: mark image in OCRAM as valid Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 10/14] ARM: Arria10: arria10_finish_io: remove unused param Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 11/14] ARM: Arria10: xload: remove useless writel Steffen Trumtrar
2024-06-17 11:36 ` [PATCH 12/14] ARM: Arria10: xload: refactor wait loops Steffen Trumtrar
2024-06-17 11:36 ` Steffen Trumtrar [this message]
2024-06-17 11:36 ` [PATCH 14/14] ARM: arria10-xload: rework broken bitstream handling Steffen Trumtrar
2024-06-18  6:48 ` [PATCH 00/14] ARM: SoCFPGA: arria10: clean up early bitstream loading Sascha Hauer

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