From 38a5c57ac57614079061678bec277b330e958041 Mon Sep 17 00:00:00 2001 From: Suresh Gupta Date: Tue, 21 Feb 2017 14:26:46 +0530 Subject: [PATCH] spi: fsl_qspi: Add support for single chip select MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit SOC’s like LS1012A has only one chip select signal for QSPI flash. Avoid scanning other flash. Signed-off-by: Suresh Gupta Reviewed-by: York Sun --- drivers/spi/fsl_qspi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/spi/fsl_qspi.c b/drivers/spi/fsl_qspi.c index b2a058380f..e61c67b088 100644 --- a/drivers/spi/fsl_qspi.c +++ b/drivers/spi/fsl_qspi.c @@ -1037,8 +1037,11 @@ static int fsl_qspi_probe(struct udevice *bus) * setting the size of these devices to 0. This would ensure * that the complete memory map is assigned to only one flash device. */ - qspi_write32(priv->flags, &priv->regs->sfa1ad, priv->amba_base[1]); + qspi_write32(priv->flags, &priv->regs->sfa1ad, + priv->amba_base[0] + amba_size_per_chip); switch (priv->num_chipselect) { + case 1: + break; case 2: qspi_write32(priv->flags, &priv->regs->sfa2ad, priv->amba_base[1]); -- 2.39.5