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clk: bcm: Add Broadcom Hurricane 2 clock support

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Add support for the Broadcom Hurricane 2 SoC clock controller. We can
re-use the existing iProc clock library since the SoC's architecture is
largely the same as its predecessors. For now, we just initialize the
iProc ARM PLL.

Acked-by: Jon Mason <jon.mason@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
This commit is contained in:
Florian Fainelli 2017-09-28 16:14:57 -07:00
parent a56d339e8c
commit 04c3767f10
3 changed files with 37 additions and 0 deletions
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9
drivers/clk/bcm/Kconfig
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@ -30,6 +30,15 @@ config CLK_BCM_CYGNUS
help
Enable common clock framework support for the Broadcom Cygnus SoC
config CLK_BCM_HR2
bool "Broadcom Hurricane 2 clock support"
depends on ARCH_BCM_HR2 || COMPILE_TEST
select COMMON_CLK_IPROC
default ARCH_BCM_HR2
help
Enable common clock framework support for the Broadcom Hurricane 2
SoC
config CLK_BCM_NSP
bool "Broadcom Northstar/Northstar Plus clock support"
depends on ARCH_BCM_5301X || ARCH_BCM_NSP || COMPILE_TEST

1
drivers/clk/bcm/Makefile
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@ -8,6 +8,7 @@ obj-$(CONFIG_ARCH_BCM2835) += clk-bcm2835.o
obj-$(CONFIG_ARCH_BCM2835) += clk-bcm2835-aux.o
obj-$(CONFIG_ARCH_BCM_53573) += clk-bcm53573-ilp.o
obj-$(CONFIG_CLK_BCM_CYGNUS) += clk-cygnus.o
obj-$(CONFIG_CLK_BCM_HR2) += clk-hr2.o
obj-$(CONFIG_CLK_BCM_NSP) += clk-nsp.o
obj-$(CONFIG_CLK_BCM_NS2) += clk-ns2.o
obj-$(CONFIG_CLK_BCM_SR) += clk-sr.o

27
drivers/clk/bcm/clk-hr2.c Normal file
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@ -0,0 +1,27 @@
/*
* Copyright (C) 2017 Broadcom
*
* 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 version 2.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/kernel.h>
#include <linux/err.h>
#include <linux/clk-provider.h>
#include <linux/io.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include "clk-iproc.h"
static void __init hr2_armpll_init(struct device_node *node)
{
iproc_armpll_setup(node);
}
CLK_OF_DECLARE(hr2_armpll, "brcm,hr2-armpll", hr2_armpll_init);