Allwinner A64's display engine claims the SRAM C section to work.
Add support for the A64 SRAM controller and the SRAM C section of it.
Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
---
drivers/soc/sunxi/sunxi_sram.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/soc/sunxi/sunxi_sram.c b/drivers/soc/sunxi/sunxi_sram.c
index edc993480020..882be5ed7e84 100644
--- a/drivers/soc/sunxi/sunxi_sram.c
+++ b/drivers/soc/sunxi/sunxi_sram.c
@@ -69,6 +69,12 @@ static struct sunxi_sram_desc sun4i_a10_sram_d = {
SUNXI_SRAM_MAP(1, 1, "usb-otg")),
};
+static struct sunxi_sram_desc sun50i_a64_sram_c = {
+ .data = SUNXI_SRAM_DATA("C", 0x4, 24, 1,
+ SUNXI_SRAM_MAP(0, 1, "cpu"),
+ SUNXI_SRAM_MAP(1, 0, "de2")),
+};
+
static const struct of_device_id sunxi_sram_dt_ids[] = {
{
.compatible = "allwinner,sun4i-a10-sram-a3-a4",
@@ -78,6 +84,10 @@ static const struct of_device_id sunxi_sram_dt_ids[] = {
.compatible = "allwinner,sun4i-a10-sram-d",
.data = &sun4i_a10_sram_d.data,
},
+ {
+ .compatible = "allwinner,sun50i-a64-sram-c",
+ .data = &sun50i_a64_sram_c.data,
+ },
{}
};
@@ -295,6 +305,7 @@ static int sunxi_sram_probe(struct platform_device *pdev)
static const struct of_device_id sunxi_sram_dt_match[] = {
{ .compatible = "allwinner,sun4i-a10-sram-controller" },
+ { .compatible = "allwinner,sun50i-a64-sram-controller" },
{ },
};
MODULE_DEVICE_TABLE(of, sunxi_sram_dt_match);
--
2.13.0
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