linux-kernel - [PATCH v2 4/6] clk: berlin: add clk support for berlin4ct

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Date:	Fri, 20 Nov 2015 16:42:30 +0800
From:	Jisheng Zhang <jszhang@...vell.com>
To:	<robh+dt@...nel.org>, <pawel.moll@....com>, <mark.rutland@....com>,
	<ijc+devicetree@...lion.org.uk>, <galak@...eaurora.org>,
	<catalin.marinas@....com>, <will.deacon@....com>,
	<mturquette@...libre.com>, <sboyd@...eaurora.org>,
	<sebastian.hesselbarth@...il.com>,
	<antoine.tenart@...e-electrons.com>
CC:	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-clk@...r.kernel.org>, Jisheng Zhang <jszhang@...vell.com>
Subject: [PATCH v2 4/6] clk: berlin: add clk support for berlin4ct

This patch supports the gateclk and berlin-clk in berlin4ct SoC.

Signed-off-by: Jisheng Zhang <jszhang@...vell.com>
---
 drivers/clk/berlin/Makefile        |  2 +-
 drivers/clk/berlin/clk-berlin4ct.c | 97 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 98 insertions(+), 1 deletion(-)
 create mode 100644 drivers/clk/berlin/clk-berlin4ct.c

diff --git a/drivers/clk/berlin/Makefile b/drivers/clk/berlin/Makefile
index fc92151..accfc3a 100644
--- a/drivers/clk/berlin/Makefile
+++ b/drivers/clk/berlin/Makefile
@@ -1,5 +1,5 @@
 obj-y += berlin2-avpll.o berlin2-pll.o berlin2-div.o
-obj-y += pll.o clk.o gate.o
+obj-y += pll.o clk.o gate.o clk-berlin4ct.o
 obj-$(CONFIG_MACH_BERLIN_BG2)	+= bg2.o
 obj-$(CONFIG_MACH_BERLIN_BG2CD)	+= bg2.o
 obj-$(CONFIG_MACH_BERLIN_BG2Q)	+= bg2q.o
diff --git a/drivers/clk/berlin/clk-berlin4ct.c b/drivers/clk/berlin/clk-berlin4ct.c
new file mode 100644
index 0000000..0d994a4
--- /dev/null
+++ b/drivers/clk/berlin/clk-berlin4ct.c
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2015 Marvell Technology Group Ltd.
+ *
+ * Author: Jisheng Zhang <jszhang@...vell.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/clk-provider.h>
+
+#include "clk.h"
+
+static struct clk_onecell_data gateclk_data;
+static struct clk_onecell_data clk_data;
+
+static const struct gateclk_desc berlin4ct_gates[] __initconst = {
+	{ "tspsysclk",		"perifsysclk",	0 },
+	{ "usb0coreclk",	"perifsysclk",	1 },
+	{ "zspsysclk",		"perifsysclk",	2 },
+	{ "sdiosysclk",		"perifsysclk",	3 },
+	{ "ethcoreclk",		"perifsysclk",	4 },
+	{ "pcie0sys",		"perifsysclk",	6 },
+	{ "sata0core",		"perifsysclk",	7 },
+	{ "nfcsysclk",		"perifsysclk",	8 },
+	{ "emmcsysclk",		"perifsysclk",	9 },
+	{ "ihb0sysclk",		"perifsysclk",	10 },
+};
+
+static void __init berlin4ct_gateclk_setup(struct device_node *np)
+{
+	int n = ARRAY_SIZE(berlin4ct_gates);
+
+	berlin_gateclk_setup(np, berlin4ct_gates, &gateclk_data, n);
+}
+CLK_OF_DECLARE(berlin4ct_gateclk, "marvell,berlin4ct-gateclk",
+	       berlin4ct_gateclk_setup);
+
+static const struct clk_desc berlin4ct_descs[] __initconst = {
+	{ "cpufastrefclk",	0x0 },
+	{ "memfastrefclk",	0x4 },
+	{ "cfgclk",		0x20,	CLK_IGNORE_UNUSED },
+	{ "perifsysclk",	0x24,	CLK_IGNORE_UNUSED },
+	{ "hbclk",		0x28 },
+	{ "atbclk",		0x2c },
+	{ "decoderclk",		0x40 },
+	{ "decoderm3clk",	0x44 },
+	{ "decoderpcubeclk",	0x48 },
+	{ "encoderclk",		0x4c },
+	{ "ovpcoreclk",		0x50 },
+	{ "gfx2dcoreclk",	0x60 },
+	{ "gfx3dcoreclk",	0x64 },
+	{ "gfx3dshclk",		0x68 },
+	{ "gfx3dsysclk",	0x6c },
+	{ "gfx2dsysclk",	0x70 },
+	{ "aviosysclk",		0x80 },
+	{ "vppsysclk",		0x84 },
+	{ "eddcclk",		0x88 },
+	{ "aviobiuclk",		0x8c },
+	{ "zspclk",		0xa0 },
+	{ "tspclk",		0xc0 },
+	{ "tsprefclk",		0xc4 },
+	{ "ndsclk",		0xc8 },
+	{ "nocsclk",		0xcc },
+	{ "apbcoreclk",		0xd0,	CLK_IGNORE_UNUSED },
+	{ "emmcclk",		0xe0 },
+	{ "sd0clk",		0xe4 },
+	{ "sd1clk",		0xe8 },
+	{ "dllmstrefclk",	0xec },
+	{ "gethrgmiiclk",	0xf0 },
+	{ "gethrgmiisysclk",	0xf4 },
+	{ "usim0clk",		0x100 },
+	{ "pcietestclk",	0x110 },
+	{ "usb2testclk",	0x120 },
+	{ "usb3testclk",	0x124 },
+	{ "usb3coreclk",	0x128 },
+	{ "nfceccclk",		0x130 },
+	{ "bcmclk",		0x140 },
+};
+
+static void __init berlin4ct_clk_setup(struct device_node *np)
+{
+	int n = ARRAY_SIZE(berlin4ct_descs);
+
+	berlin_clk_setup(np, berlin4ct_descs, &clk_data, n);
+}
+CLK_OF_DECLARE(berlin4ct_clk, "marvell,berlin4ct-clk",
+	       berlin4ct_clk_setup);
-- 
2.6.2

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