[RFC] [v2 Patch 3/6] ARM: dts: am33xx: Add prcm_resets node
Dan Murphy
dmurphy at ti.com
Mon May 5 13:09:24 PDT 2014
Add the prcm_resets node to the prcm parent node.
Add the am33xx_resets file to define the
am33xx reset lines that are handled by this reset
framework.
Signed-off-by: Dan Murphy <dmurphy at ti.com>
---
arch/arm/boot/dts/am33xx-resets.dtsi | 42 ++++++++++++++++++++++++++++++++++
arch/arm/boot/dts/am33xx.dtsi | 7 ++++++
2 files changed, 49 insertions(+)
create mode 100644 arch/arm/boot/dts/am33xx-resets.dtsi
diff --git a/arch/arm/boot/dts/am33xx-resets.dtsi b/arch/arm/boot/dts/am33xx-resets.dtsi
new file mode 100644
index 0000000..9260626
--- /dev/null
+++ b/arch/arm/boot/dts/am33xx-resets.dtsi
@@ -0,0 +1,42 @@
+/*
+ * Device Tree Source for AM33XX reset data
+ *
+ * Copyright (C) 2014 Texas Instruments, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+&prcm_resets {
+ gfx_rstctrl {
+ reg = <0x1104>,
+ <0x1114>;
+
+ gfx_reset: gfx_reset {
+ control-bit = <0x01>;
+ status-bit = <0x01>;
+ };
+ };
+
+ per_rstctrl {
+ reg = <0xD00>,
+ <0xD0C>;
+
+ iva_reset: iva_reset {
+ control-bit = <0x04>;
+ status-bit = <0x10>;
+ };
+ };
+
+ device_rstctrl {
+ reg = <0xf00>,
+ <0xf08>;
+
+ device_reset: device_reset {
+ control-bit = <0x01>;
+ status-bit = <0x01>;
+ };
+ };
+
+};
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index cb6811e..6b1a6df 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -117,6 +117,12 @@
prcm_clockdomains: clockdomains {
};
+
+ prcm_resets: resets {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ #reset-cells = <1>;
+ };
};
scrm: scrm at 44e10000 {
@@ -833,3 +839,4 @@
};
/include/ "am33xx-clocks.dtsi"
+/include/ "am33xx-resets.dtsi"
--
1.7.9.5
More information about the linux-arm-kernel
mailing list