[RFC 02/11] drivers: reset: dra7: Add reset data for dra7xx
Dan Murphy
dmurphy at ti.com
Tue Apr 29 13:19:41 PDT 2014
Add the reset register data for the dra7xx SoC.
Include the dt-bindings header to properly index
the right reset node.
Signed-off-by: Dan Murphy <dmurphy at ti.com>
---
drivers/reset/ti/Makefile | 1 +
drivers/reset/ti/reset-ti-data.h | 1 +
drivers/reset/ti/reset-ti-dra7xx.c | 61 ++++++++++++++++++++++++++++++++++++
drivers/reset/ti/reset-ti.c | 3 ++
4 files changed, 66 insertions(+)
create mode 100644 drivers/reset/ti/reset-ti-dra7xx.c
diff --git a/drivers/reset/ti/Makefile b/drivers/reset/ti/Makefile
index 55ab3f5..622eb3b 100644
--- a/drivers/reset/ti/Makefile
+++ b/drivers/reset/ti/Makefile
@@ -1 +1,2 @@
obj-$(CONFIG_RESET_TI) += reset-ti.o
+obj-$(CONFIG_SOC_DRA7XX) += reset-ti-dra7xx.o
diff --git a/drivers/reset/ti/reset-ti-data.h b/drivers/reset/ti/reset-ti-data.h
index 6afdf37..5812ed5 100644
--- a/drivers/reset/ti/reset-ti-data.h
+++ b/drivers/reset/ti/reset-ti-data.h
@@ -55,4 +55,5 @@ struct ti_reset_data {
u8 nr_resets;
};
+extern struct ti_reset_data dra7_reset_data;
#endif
diff --git a/drivers/reset/ti/reset-ti-dra7xx.c b/drivers/reset/ti/reset-ti-dra7xx.c
new file mode 100644
index 0000000..764f83e
--- /dev/null
+++ b/drivers/reset/ti/reset-ti-dra7xx.c
@@ -0,0 +1,61 @@
+/*
+ * dra7xx reset data for PRCM Module
+ *
+ * Copyright 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.
+ */
+
+#include "reset-ti-data.h"
+
+static struct ti_reset_reg_data dra7_reset_reg_data[] = {
+ {
+ .rstctrl_offs = 0x1D00,
+ .rstctrl_bit = 0x0,
+ .rstst_offs = 0x1D04,
+ .rstst_bit = 0x0,
+ },
+ {
+ .rstctrl_offs = 0x410,
+ .rstctrl_bit = 0x0,
+ .rstst_offs = 0x414,
+ .rstst_bit = 0x0,
+ },
+ {
+ .rstctrl_offs = 0x510,
+ .rstctrl_bit = 0x0,
+ .rstst_offs = 0x514,
+ .rstst_bit = 0x0,
+ }, /* IPU_CPU0 */
+ {
+ .rstctrl_offs = 0x510,
+ .rstctrl_bit = 0x1,
+ .rstst_offs = 0x514,
+ .rstst_bit = 0x1,
+ }, /* IPU_CPU1 */
+ {
+ .rstctrl_offs = 0x510,
+ .rstctrl_bit = 0x2,
+ .rstst_offs = 0x514,
+ .rstst_bit = 0x2,
+ }, /* IPU_MMU_CACHE */
+ {
+ .rstctrl_offs = 0xf10,
+ .rstctrl_bit = 0,
+ .rstst_offs = 0xf14,
+ .rstst_bit = 0,
+ },
+ {
+ .rstctrl_offs = 0x1310,
+ .rstctrl_bit = 0,
+ .rstst_offs = 0x1314,
+ .rstst_bit = 0,
+ },
+};
+
+struct ti_reset_data dra7_reset_data = {
+ .reg_data = dra7_reset_reg_data,
+ .nr_resets = ARRAY_SIZE(dra7_reset_reg_data),
+};
diff --git a/drivers/reset/ti/reset-ti.c b/drivers/reset/ti/reset-ti.c
index 1d38069..486b77c 100644
--- a/drivers/reset/ti/reset-ti.c
+++ b/drivers/reset/ti/reset-ti.c
@@ -132,6 +132,9 @@ static struct reset_control_ops ti_reset_ops = {
};
static const struct of_device_id ti_reset_of_match[] = {
+#ifdef CONFIG_SOC_DRA7XX
+ { .compatible = "ti,dra7-resets", .data = &dra7_reset_data,},
+#endif
{},
};
--
1.7.9.5
More information about the linux-arm-kernel
mailing list