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[RFC,17/21] reset: uniphier: add reset driver for UniPhier ProXstream2/PH1-LD6b SoC

Message ID 1462873862-30940-18-git-send-email-yamada.masahiro@socionext.com
State Superseded
Headers show

Commit Message

Masahiro Yamada May 10, 2016, 9:50 a.m. UTC 
This series is just for review.
Please do not apply this patch.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

---

 drivers/reset/uniphier/Kconfig               |  4 +++
 drivers/reset/uniphier/Makefile              |  1 +
 drivers/reset/uniphier/reset-uniphier-pxs2.c | 46 ++++++++++++++++++++++++++++
 3 files changed, 51 insertions(+)
 create mode 100644 drivers/reset/uniphier/reset-uniphier-pxs2.c

-- 
1.9.1
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Patch

diff --git a/drivers/reset/uniphier/Kconfig b/drivers/reset/uniphier/Kconfig
index 92d9a5f..022aef4 100644
--- a/drivers/reset/uniphier/Kconfig
+++ b/drivers/reset/uniphier/Kconfig
@@ -22,4 +22,8 @@  config RESET_UNIPHIER_PRO5
 	tristate "Reset driver for UniPhier PH1-Pro5 SoC"
 	default ARM
 
+config RESET_UNIPHIER_PXS2
+	tristate "Reset driver for UniPhier ProXstream2/PH1-LD6b SoC"
+	default ARM
+
 endif
diff --git a/drivers/reset/uniphier/Makefile b/drivers/reset/uniphier/Makefile
index 537e3f8..50847db 100644
--- a/drivers/reset/uniphier/Makefile
+++ b/drivers/reset/uniphier/Makefile
@@ -4,3 +4,4 @@  obj-$(CONFIG_RESET_UNIPHIER_LD4)	+= reset-uniphier-ld4.o
 obj-$(CONFIG_RESET_UNIPHIER_PRO4)	+= reset-uniphier-pro4.o
 obj-$(CONFIG_RESET_UNIPHIER_SLD8)	+= reset-uniphier-sld8.o
 obj-$(CONFIG_RESET_UNIPHIER_PRO5)	+= reset-uniphier-pro5.o
+obj-$(CONFIG_RESET_UNIPHIER_PXS2)	+= reset-uniphier-pxs2.o
diff --git a/drivers/reset/uniphier/reset-uniphier-pxs2.c b/drivers/reset/uniphier/reset-uniphier-pxs2.c
new file mode 100644
index 0000000..55d7273
--- /dev/null
+++ b/drivers/reset/uniphier/reset-uniphier-pxs2.c
@@ -0,0 +1,46 @@ 
+/*
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include "reset-uniphier.h"
+
+static const struct uniphier_reset_data uniphier_pxs2_reset_data[] = {
+	{
+		.id = 7,
+		.reg = 0x2000,
+		.mask = BIT(10),
+		.deassert_val = BIT(10),
+	},
+	{ .id = UNIPHIER_RESET_ID_END }
+};
+
+static int uniphier_pxs2_reset_probe(struct platform_device *pdev)
+{
+	return uniphier_reset_probe(pdev, uniphier_pxs2_reset_data);
+}
+
+static struct platform_driver uniphier_pxs2_reset_driver = {
+	.probe = uniphier_pxs2_reset_probe,
+	.driver = {
+		.name = "uniphier-pxs2-reset",
+	},
+};
+module_platform_driver(uniphier_pxs2_reset_driver);
+
+MODULE_AUTHOR("Masahiro Yamada <yamada.masahiro@socionext.com>");
+MODULE_DESCRIPTION("UniPhier ProXstream2 Reset Controller Driver");
+MODULE_LICENSE("GPL");