This uses the ns16550 driver but sets up the clock at run-time. It does
not seem to be available in the device tree.
Signed-off-by: Simon Glass
---
Changes in v2: None
drivers/serial/Makefile | 1 +
drivers/serial/serial_ppc.c | 40
2 files changed, 41 insertions(+)
create mode 100644 drivers/serial/serial_ppc.c
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 4cc00cd..63b0cbf 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -8,6 +8,7 @@
ifdef CONFIG_DM_SERIAL
obj-y += serial-uclass.o
obj-$(CONFIG_PL01X_SERIAL) += serial_pl01x.o
+obj-$(CONFIG_PPC) += serial_ppc.o
else
obj-y += serial.o
obj-$(CONFIG_PL010_SERIAL) += serial_pl01x.o
diff --git a/drivers/serial/serial_ppc.c b/drivers/serial/serial_ppc.c
new file mode 100644
index 000..47141c6
--- /dev/null
+++ b/drivers/serial/serial_ppc.c
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2014 Google, Inc
+ *
+ * SPDX-License-Identifier:GPL-2.0+
+ */
+
+#include
+#include
+#include
+#include
+
+static const struct udevice_id ppc_serial_ids[] = {
+ { .compatible = "ns16550" },
+ { }
+};
+
+static int ppc_serial_ofdata_to_platdata(struct udevice *dev)
+{
+ struct ns16550_platdata *plat = dev_get_platdata(dev);
+ int ret;
+
+ ret = ns16550_serial_ofdata_to_platdata(dev);
+ if (ret)
+ return ret;
+ plat->clock = get_serial_clock();
+
+ return 0;
+}
+
+U_BOOT_DRIVER(serial_ns16550) = {
+ .name = "serial_ppc",
+ .id = UCLASS_SERIAL,
+ .of_match = ppc_serial_ids,
+ .ofdata_to_platdata = ppc_serial_ofdata_to_platdata,
+ .platdata_auto_alloc_size = sizeof(struct ns16550_platdata),
+ .priv_auto_alloc_size = sizeof(struct NS16550),
+ .probe = ns16550_serial_probe,
+ .ops= &ns16550_serial_ops,
+ .flags = DM_FLAG_PRE_RELOC,
+};
--
2.2.0.rc0.207.ga3a616c
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