linux-kernel - [PATCH v2 1/2] spi: aspeed: Add pr_debug in aspeed_spi_dirmap

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Date:   Wed, 22 Jun 2022 11:42:32 +0200
From:   Cédric Le Goater <clg@...d.org>
To:     linux-spi@...r.kernel.org
Cc:     Mark Brown <broonie@...nel.org>, Pratyush Yadav <p.yadav@...com>,
        linux-aspeed@...ts.ozlabs.org, openbmc@...ts.ozlabs.org,
        Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>,
        Chin-Ting Kuo <chin-ting_kuo@...eedtech.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Cédric Le Goater <clg@...d.org>
Subject: [PATCH v2 1/2] spi: aspeed: Add pr_debug in aspeed_spi_dirmap_create()

It helps to analyze the default setting of the control register.

Signed-off-by: Cédric Le Goater <clg@...d.org>
---
 drivers/spi/spi-aspeed-smc.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/spi/spi-aspeed-smc.c b/drivers/spi/spi-aspeed-smc.c
index 496f3e1e9079..ac64be289e59 100644
--- a/drivers/spi/spi-aspeed-smc.c
+++ b/drivers/spi/spi-aspeed-smc.c
@@ -558,6 +558,14 @@ static int aspeed_spi_dirmap_create(struct spi_mem_dirmap_desc *desc)
 	u32 ctl_val;
 	int ret = 0;
 
+	dev_dbg(aspi->dev,
+		"CE%d %s dirmap [ 0x%.8llx - 0x%.8llx ] OP %#x mode:%d.%d.%d.%d naddr:%#x ndummies:%#x\n",
+		chip->cs, op->data.dir == SPI_MEM_DATA_IN ? "read" : "write",
+		desc->info.offset, desc->info.offset + desc->info.length,
+		op->cmd.opcode, op->cmd.buswidth, op->addr.buswidth,
+		op->dummy.buswidth, op->data.buswidth,
+		op->addr.nbytes, op->dummy.nbytes);
+
 	chip->clk_freq = desc->mem->spi->max_speed_hz;
 
 	/* Only for reads */
-- 
2.35.3