[PATCH 1/2] ram: k3-am654: Write all configuration values

Christian Gmeiner christian.gmeiner at gmail.com
Wed Mar 23 16:04:27 CET 2022


From: Dominic Rath <rath at ibv-augsburg.net>

Makes it possible to use 16-bit DDR memory.

Signed-off-by: Dominic Rath <rath at ibv-augsburg.net>
Signed-off-by: Christian Gmeiner <christian.gmeiner at gmail.com>
---
 drivers/ram/k3-am654-ddrss.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/ram/k3-am654-ddrss.c b/drivers/ram/k3-am654-ddrss.c
index 4ec12bf42e..a48ebe6ada 100644
--- a/drivers/ram/k3-am654-ddrss.c
+++ b/drivers/ram/k3-am654-ddrss.c
@@ -265,6 +265,16 @@ static void am654_ddrss_phy_configuration(struct am654_ddrss_desc *ddrss)
 	ddrss_phy_writel(DDRSS_DDRPHY_ACIOCR5, ioctl->ddrphy_aciocr5);
 	ddrss_phy_writel(DDRSS_DDRPHY_IOVCR0, ioctl->ddrphy_iovcr0);
 
+	ddrss_phy_writel(DDRSS_DDRPHY_DX2GCR0, cfg->ddrphy_dx2gcr0);
+	ddrss_phy_writel(DDRSS_DDRPHY_DX2GCR1, cfg->ddrphy_dx2gcr1);
+	ddrss_phy_writel(DDRSS_DDRPHY_DX2GCR2, cfg->ddrphy_dx2gcr2);
+	ddrss_phy_writel(DDRSS_DDRPHY_DX2GCR3, cfg->ddrphy_dx2gcr3);
+
+	ddrss_phy_writel(DDRSS_DDRPHY_DX3GCR0, cfg->ddrphy_dx3gcr0);
+	ddrss_phy_writel(DDRSS_DDRPHY_DX3GCR1, cfg->ddrphy_dx3gcr1);
+	ddrss_phy_writel(DDRSS_DDRPHY_DX3GCR2, cfg->ddrphy_dx3gcr2);
+	ddrss_phy_writel(DDRSS_DDRPHY_DX3GCR3, cfg->ddrphy_dx3gcr3);
+
 	ddrss_phy_writel(DDRSS_DDRPHY_DX4GCR0, cfg->ddrphy_dx4gcr0);
 	ddrss_phy_writel(DDRSS_DDRPHY_DX4GCR1, cfg->ddrphy_dx4gcr1);
 	ddrss_phy_writel(DDRSS_DDRPHY_DX4GCR2, cfg->ddrphy_dx4gcr2);
-- 
2.35.1



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