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Date: Wed, 4 Apr 2007 14:18:19 -0700
From: Randy Dunlap <randy.dunlap@...cle.com>
To: Tony Lindgren <tony@...mide.com>
Cc: linux-kernel@...r.kernel.org, Kai Svahn <kai.svahn@...ia.com>
Subject: Re: [PATCH 62/90] ARM: OMAP: Merge board specific files from N800
tree
On Wed, 4 Apr 2007 14:05:41 -0400 Tony Lindgren wrote:
> This patch merges board specific files from N800 tree.
> Nokia has published the files at:
>
2 comments:
a. lots of printk() calls need log levels added as well as some
indication of the source of the message, like a driver/module name
or subsystem name[*]
b. externs should be in header files.
* Maybe this isn't so critical for an embedded environment (?)
> ---
> diff --git a/arch/arm/mach-omap2/board-n800-audio.c b/arch/arm/mach-omap2/board-n800-audio.c
> new file mode 100644
> index 0000000..1608d3d
> --- /dev/null
> +++ b/arch/arm/mach-omap2/board-n800-audio.c
> @@ -0,0 +1,357 @@
> +
> +static int n800_codec_get_clocks(struct device *dev)
> +{
> + sys_clkout2 = clk_get(dev, "sys_clkout2");
> + if (IS_ERR(sys_clkout2)) {
> + printk(KERN_ERR "Could not get sys_clkout2\n");
> + return -ENODEV;
> + }
> + /* configure 12 MHz output on SYS_CLKOUT2. Therefore we must use
> + * 96 MHz as its parent in order to get 12 MHz */
> + func96m_clk = clk_get(dev, "func_96m_ck");
> + if (IS_ERR(func96m_clk)) {
> + printk(KERN_ERR "could not get func 96M clock\n");
> + clk_put(sys_clkout2);
> + return -ENODEV;
> + }
> +
> + clk_set_parent(sys_clkout2, func96m_clk);
> + clk_set_rate(sys_clkout2, 12000000);
> +
> + return 0;
> +}
> diff --git a/arch/arm/mach-omap2/board-n800-dsp.c b/arch/arm/mach-omap2/board-n800-dsp.c
> new file mode 100644
> index 0000000..cb01363
> --- /dev/null
> +++ b/arch/arm/mach-omap2/board-n800-dsp.c
> @@ -0,0 +1,158 @@
> +
> +#include <linux/kernel.h>
> +#include <linux/device.h>
> +#include <linux/list.h>
> +#include <linux/err.h>
> +#include <linux/clk.h>
> +
> +#include <asm/io.h>
> +#include <asm/arch/clock.h>
> +
> +#include "../plat-omap/dsp/dsp_common.h"
> +
> +extern int n800_audio_enable(struct dsp_kfunc_device *kdev, int stage);
> +extern int n800_audio_disable(struct dsp_kfunc_device *kdev, int stage);
externs should be in a header file.
> diff --git a/arch/arm/mach-omap2/board-n800.c b/arch/arm/mach-omap2/board-n800.c
> new file mode 100644
> index 0000000..2188294
> --- /dev/null
> +++ b/arch/arm/mach-omap2/board-n800.c
> @@ -0,0 +1,525 @@
> +
> +static int blizzard_get_clocks(void)
> +{
> + blizzard.sys_ck = clk_get(0, "osc_ck");
> + if (IS_ERR(blizzard.sys_ck)) {
> + printk(KERN_ERR "can't get Blizzard clock\n");
> + return PTR_ERR(blizzard.sys_ck);
> + }
> + return 0;
> +}
> +
> +static void tsc2301_dev_init(void)
> +{
> + int gpio = N800_KEYB_IRQ_GPIO;
> +
> + if (omap_request_gpio(gpio) < 0) {
> + printk("can't get KBIRQ GPIO\n");
> + return;
> + }
> + omap_set_gpio_direction(gpio, 1);
> + tsc2301_config.keyb_int = OMAP_GPIO_IRQ(gpio);
> +}
---
~Randy
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