From: ben@simtec•co.uk (Ben Dooks)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 1/2] ARM: S5PV210: Add audio support to Aquila
Date: Thu, 29 Jul 2010 23:48:26 +0100 [thread overview]
Message-ID: <4C52053A.8090400@simtec.co.uk> (raw)
In-Reply-To: <4C4F9E4C.7000001@samsung.com>
On 28/07/10 04:04, Chanwoo Choi wrote:
[snip]
> +/* GPIO I2C AP 1.8V */
> +#define AP_I2C_GPIO_BUS_5 5
> +static struct i2c_gpio_platform_data i2c_gpio5_data = {
> + .sda_pin = S5PV210_MP05(3), /* XM0ADDR_11 */
> + .scl_pin = S5PV210_MP05(2), /* XM0ADDR_10 */
> +};
> +
> +static struct platform_device i2c_gpio5 = {
> + .name = "i2c-gpio",
> + .id = AP_I2C_GPIO_BUS_5,
> + .dev = {
> + .platform_data = &i2c_gpio5_data,
> + },
> +};
> +
> +static struct i2c_board_info i2c_gpio5_devs[] __initdata = {
> + {
> + /* CS/ADDR = low 0x34 (FYI: high = 0x36) */
> + I2C_BOARD_INFO("wm8994", 0x34 >> 1),
> + .platform_data = &wm8994_platform_data,
> + },
> +};
> +
> +static void __init aquila_sound_init(void)
> +{
> + unsigned int gpio;
> +
> + /* CODEC_XTAL_EN */
> + gpio = S5PV210_GPH3(2); /* XEINT_26 */
> + gpio_request(gpio, "CODEC_XTAL_EN");
> + s3c_gpio_cfgpin(gpio, S3C_GPIO_OUTPUT);
> + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
> + gpio_direction_output(gpio, 1);
gpio_direction_output() should have done the cfgpin()
call.
> + /* CLKOUT[9:8] set to 0x3(XUSBXTI) of 0xE010E000(OTHERS)
> + * for 24MHZ
> + */
> + writel(readl(S5P_OTHERS) | (0x3 << 8), S5P_OTHERS);
Not sure if this should be being done directly? will it affect
the current clock tree?
next prev parent reply other threads:[~2010-07-29 22:48 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-28 3:04 [PATCH 1/2] ARM: S5PV210: Add audio support to Aquila Chanwoo Choi
2010-07-29 17:38 ` Mark Brown
2010-07-30 7:15 ` Chanwoo Choi
2010-07-30 7:34 ` MyungJoo Ham
2010-08-03 8:59 ` Mark Brown
2010-08-04 6:16 ` [alsa-devel] " Chanwoo Choi
2010-08-04 8:19 ` Mark Brown
2010-09-29 12:16 ` Kukjin Kim
2010-09-30 1:23 ` Chanwoo Choi
2010-09-30 1:50 ` Kukjin Kim
2010-09-30 4:55 ` Chanwoo Choi
2010-07-29 22:48 ` Ben Dooks [this message]
2010-07-30 0:14 ` Kyungmin Park
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