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Message-ID: <20150907064838.GE4796@x1>
Date: Mon, 7 Sep 2015 07:48:38 +0100
From: Lee Jones <lee@...nel.org>
To: Eric Anholt <eric@...olt.net>
Cc: linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-rpi-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Stephen Warren <swarren@...dotorg.org>,
Stephen Boyd <sboyd@...eaurora.org>,
Mike Turquette <mturquette@...aro.org>,
devicetree@...r.kernel.org
Subject: Re: [PATCH 1/4] clk: bcm2835: Move under bcm/ with other Broadcom
SoC clk drivers.
On Sun, 06 Sep 2015, Eric Anholt wrote:
> clk-bcm2835.c predates the drivers under bcm/, but all the new BCM
> drivers are going in there so let's follow them.
>
> Signed-off-by: Eric Anholt <eric@...olt.net>
> ---
> drivers/clk/Makefile | 1 -
> drivers/clk/bcm/Makefile | 1 +
> drivers/clk/bcm/clk-bcm2835.c | 60 +++++++++++++++++++++++++++++++++++++++++++
> drivers/clk/clk-bcm2835.c | 60 -------------------------------------------
You need to resubmit this with `git format-patch -M`.
> 4 files changed, 61 insertions(+), 61 deletions(-)
> create mode 100644 drivers/clk/bcm/clk-bcm2835.c
> delete mode 100644 drivers/clk/clk-bcm2835.c
>
> diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
> index c4cf075..1bdbe9b 100644
> --- a/drivers/clk/Makefile
> +++ b/drivers/clk/Makefile
> @@ -19,7 +19,6 @@ endif
> obj-$(CONFIG_MACH_ASM9260) += clk-asm9260.o
> obj-$(CONFIG_COMMON_CLK_AXI_CLKGEN) += clk-axi-clkgen.o
> obj-$(CONFIG_ARCH_AXXIA) += clk-axm5516.o
> -obj-$(CONFIG_ARCH_BCM2835) += clk-bcm2835.o
> obj-$(CONFIG_COMMON_CLK_CDCE706) += clk-cdce706.o
> obj-$(CONFIG_ARCH_CLPS711X) += clk-clps711x.o
> obj-$(CONFIG_ARCH_EFM32) += clk-efm32gg.o
> diff --git a/drivers/clk/bcm/Makefile b/drivers/clk/bcm/Makefile
> index 8a7a477..ee2349b 100644
> --- a/drivers/clk/bcm/Makefile
> +++ b/drivers/clk/bcm/Makefile
> @@ -3,4 +3,5 @@ obj-$(CONFIG_CLK_BCM_KONA) += clk-kona-setup.o
> obj-$(CONFIG_CLK_BCM_KONA) += clk-bcm281xx.o
> obj-$(CONFIG_CLK_BCM_KONA) += clk-bcm21664.o
> obj-$(CONFIG_COMMON_CLK_IPROC) += clk-iproc-armpll.o clk-iproc-pll.o clk-iproc-asiu.o
> +obj-$(CONFIG_ARCH_BCM2835) += clk-bcm2835.o
> obj-$(CONFIG_ARCH_BCM_CYGNUS) += clk-cygnus.o
> diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c
> new file mode 100644
> index 0000000..6b950ca
> --- /dev/null
> +++ b/drivers/clk/bcm/clk-bcm2835.c
> @@ -0,0 +1,60 @@
> +/*
> + * Copyright (C) 2010 Broadcom
> + * Copyright (C) 2012 Stephen Warren
> + *
> + * 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.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> + */
> +
> +#include <linux/clk-provider.h>
> +#include <linux/clkdev.h>
> +#include <linux/clk/bcm2835.h>
> +#include <linux/of.h>
> +
> +/*
> + * These are fixed clocks. They're probably not all root clocks and it may
> + * be possible to turn them on and off but until this is mapped out better
> + * it's the only way they can be used.
> + */
> +void __init bcm2835_init_clocks(void)
> +{
> + struct clk *clk;
> + int ret;
> +
> + clk = clk_register_fixed_rate(NULL, "sys_pclk", NULL, CLK_IS_ROOT,
> + 250000000);
> + if (IS_ERR(clk))
> + pr_err("sys_pclk not registered\n");
> +
> + clk = clk_register_fixed_rate(NULL, "apb_pclk", NULL, CLK_IS_ROOT,
> + 126000000);
> + if (IS_ERR(clk))
> + pr_err("apb_pclk not registered\n");
> +
> + clk = clk_register_fixed_rate(NULL, "uart0_pclk", NULL, CLK_IS_ROOT,
> + 3000000);
> + if (IS_ERR(clk))
> + pr_err("uart0_pclk not registered\n");
> + ret = clk_register_clkdev(clk, NULL, "20201000.uart");
> + if (ret)
> + pr_err("uart0_pclk alias not registered\n");
> +
> + clk = clk_register_fixed_rate(NULL, "uart1_pclk", NULL, CLK_IS_ROOT,
> + 125000000);
> + if (IS_ERR(clk))
> + pr_err("uart1_pclk not registered\n");
> + ret = clk_register_clkdev(clk, NULL, "20215000.uart");
> + if (ret)
> + pr_err("uart1_pclk alias not registered\n");
> +}
> diff --git a/drivers/clk/clk-bcm2835.c b/drivers/clk/clk-bcm2835.c
> deleted file mode 100644
> index 6b950ca..0000000
> --- a/drivers/clk/clk-bcm2835.c
> +++ /dev/null
> @@ -1,60 +0,0 @@
> -/*
> - * Copyright (C) 2010 Broadcom
> - * Copyright (C) 2012 Stephen Warren
> - *
> - * 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.
> - *
> - * You should have received a copy of the GNU General Public License
> - * along with this program; if not, write to the Free Software
> - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> - */
> -
> -#include <linux/clk-provider.h>
> -#include <linux/clkdev.h>
> -#include <linux/clk/bcm2835.h>
> -#include <linux/of.h>
> -
> -/*
> - * These are fixed clocks. They're probably not all root clocks and it may
> - * be possible to turn them on and off but until this is mapped out better
> - * it's the only way they can be used.
> - */
> -void __init bcm2835_init_clocks(void)
> -{
> - struct clk *clk;
> - int ret;
> -
> - clk = clk_register_fixed_rate(NULL, "sys_pclk", NULL, CLK_IS_ROOT,
> - 250000000);
> - if (IS_ERR(clk))
> - pr_err("sys_pclk not registered\n");
> -
> - clk = clk_register_fixed_rate(NULL, "apb_pclk", NULL, CLK_IS_ROOT,
> - 126000000);
> - if (IS_ERR(clk))
> - pr_err("apb_pclk not registered\n");
> -
> - clk = clk_register_fixed_rate(NULL, "uart0_pclk", NULL, CLK_IS_ROOT,
> - 3000000);
> - if (IS_ERR(clk))
> - pr_err("uart0_pclk not registered\n");
> - ret = clk_register_clkdev(clk, NULL, "20201000.uart");
> - if (ret)
> - pr_err("uart0_pclk alias not registered\n");
> -
> - clk = clk_register_fixed_rate(NULL, "uart1_pclk", NULL, CLK_IS_ROOT,
> - 125000000);
> - if (IS_ERR(clk))
> - pr_err("uart1_pclk not registered\n");
> - ret = clk_register_clkdev(clk, NULL, "20215000.uart");
> - if (ret)
> - pr_err("uart1_pclk alias not registered\n");
> -}
--
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