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Message-ID: <1448008952-1787-5-git-send-email-jszhang@marvell.com>
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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