From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chanwoo Choi Subject: [PATCH v2 2/2] ARM: S5PV210: Add init code of audio to Goni and Auqila board Date: Thu, 14 Oct 2010 10:57:43 +0900 Message-ID: <4CB66397.3090505@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7BIT Return-path: Received: from mailout4.samsung.com ([203.254.224.34]:46869 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753325Ab0JNB5p (ORCPT ); Wed, 13 Oct 2010 21:57:45 -0400 Received: from epmmp2 (mailout4.samsung.com [203.254.224.34]) by mailout4.samsung.com (Sun Java(tm) System Messaging Server 7u3-15.01 64bit (built Feb 12 2010)) with ESMTP id <0LA900FBXC47TD80@mailout4.samsung.com> for linux-samsung-soc@vger.kernel.org; Thu, 14 Oct 2010 10:57:43 +0900 (KST) Received: from TNRNDGASPAPP1.tn.corp.samsungelectronics.net ([165.213.149.150]) by mmp2.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTPA id <0LA900HTWC48EQ@mmp2.samsung.com> for linux-samsung-soc@vger.kernel.org; Thu, 14 Oct 2010 10:57:44 +0900 (KST) Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: linux-arm-kernel Cc: linux-samsung-soc , Kukjin Kim , Ben Dooks , Kyungmin Park , Joonyoung Shim , Mark Brown This patch add initialization code of audio and I2S platform drivers to Goni and Aquila board. Signed-off-by : Chanwoo Choi Signed-off-by : Joonyoung Shim Signed-off-by : Kyungmin Park Reviewed-by : Mark Brown --- arch/arm/mach-s5pv210/mach-aquila.c | 24 ++++++++++++++++++++++++ arch/arm/mach-s5pv210/mach-goni.c | 11 +++++++++++ 2 files changed, 35 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-s5pv210/mach-aquila.c b/arch/arm/mach-s5pv210/mach-aquila.c index 0663ec4..a232937 100644 --- a/arch/arm/mach-s5pv210/mach-aquila.c +++ b/arch/arm/mach-s5pv210/mach-aquila.c @@ -507,8 +507,31 @@ static struct platform_device *aquila_devices[] __initdata = { &s5p_device_fimc0, &s5p_device_fimc1, &s5p_device_fimc2, + &s5pv210_device_iis0, }; +static void __init aquila_sound_init(void) +{ + unsigned int gpio; + + /* CODEC_XTAL_EN + * + * The Aquila board have a oscillator which provide main clock + * to WM8994 codec. The oscillator provide 24MHz clock to WM8994 + * clock. Set gpio setting of "CODEC_XTAL_EN" to enable a oscillator. + * */ + 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); + + /* Ths main clock of WM8994 codec uses the output of CLKOUT pin. + * The CLKOUT[9:8] set to 0x3(XUSBXTI) of 0xE010E000(OTHERS) + * because it needs 24MHz clock to operate WM8994 codec. + */ + __raw_writel(__raw_readl(S5P_OTHERS) | (0x3 << 8), S5P_OTHERS); +} + static void __init aquila_map_io(void) { s5p_init_io(NULL, 0, S5P_VA_CHIPID); @@ -530,6 +553,7 @@ static void __init aquila_machine_init(void) s3c_fimc_setname(2, "s5p-fimc"); /* SOUND */ + aquila_sound_init(); i2c_register_board_info(AP_I2C_GPIO_BUS_5, i2c_gpio5_devs, ARRAY_SIZE(i2c_gpio5_devs)); diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c index df5c2d1..63855c5 100644 --- a/arch/arm/mach-s5pv210/mach-goni.c +++ b/arch/arm/mach-s5pv210/mach-goni.c @@ -488,8 +488,18 @@ static struct platform_device *goni_devices[] __initdata = { &s3c_device_hsmmc0, &s3c_device_hsmmc1, &s3c_device_hsmmc2, + &s5pv210_device_iis0, }; +static void __init goni_sound_init(void) +{ + /* Ths main clock of WM8994 codec uses the output of CLKOUT pin. + * The CLKOUT[9:8] set to 0x3(XUSBXTI) of 0xE010E000(OTHERS) + * because it needs 24MHz clock to operate WM8994 codec. + */ + __raw_writel(__raw_readl(S5P_OTHERS) | (0x3 << 8), S5P_OTHERS); +} + static void __init goni_map_io(void) { s5p_init_io(NULL, 0, S5P_VA_CHIPID); @@ -507,6 +517,7 @@ static void __init goni_machine_init(void) goni_setup_sdhci(); /* SOUND */ + goni_sound_init(); i2c_register_board_info(AP_I2C_GPIO_BUS_5, i2c_gpio5_devs, ARRAY_SIZE(i2c_gpio5_devs)); -- 1.7.0.4 From mboxrd@z Thu Jan 1 00:00:00 1970 From: cw00.choi@samsung.com (Chanwoo Choi) Date: Thu, 14 Oct 2010 10:57:43 +0900 Subject: [PATCH v2 2/2] ARM: S5PV210: Add init code of audio to Goni and Auqila board Message-ID: <4CB66397.3090505@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This patch add initialization code of audio and I2S platform drivers to Goni and Aquila board. Signed-off-by : Chanwoo Choi Signed-off-by : Joonyoung Shim Signed-off-by : Kyungmin Park Reviewed-by : Mark Brown --- arch/arm/mach-s5pv210/mach-aquila.c | 24 ++++++++++++++++++++++++ arch/arm/mach-s5pv210/mach-goni.c | 11 +++++++++++ 2 files changed, 35 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-s5pv210/mach-aquila.c b/arch/arm/mach-s5pv210/mach-aquila.c index 0663ec4..a232937 100644 --- a/arch/arm/mach-s5pv210/mach-aquila.c +++ b/arch/arm/mach-s5pv210/mach-aquila.c @@ -507,8 +507,31 @@ static struct platform_device *aquila_devices[] __initdata = { &s5p_device_fimc0, &s5p_device_fimc1, &s5p_device_fimc2, + &s5pv210_device_iis0, }; +static void __init aquila_sound_init(void) +{ + unsigned int gpio; + + /* CODEC_XTAL_EN + * + * The Aquila board have a oscillator which provide main clock + * to WM8994 codec. The oscillator provide 24MHz clock to WM8994 + * clock. Set gpio setting of "CODEC_XTAL_EN" to enable a oscillator. + * */ + 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); + + /* Ths main clock of WM8994 codec uses the output of CLKOUT pin. + * The CLKOUT[9:8] set to 0x3(XUSBXTI) of 0xE010E000(OTHERS) + * because it needs 24MHz clock to operate WM8994 codec. + */ + __raw_writel(__raw_readl(S5P_OTHERS) | (0x3 << 8), S5P_OTHERS); +} + static void __init aquila_map_io(void) { s5p_init_io(NULL, 0, S5P_VA_CHIPID); @@ -530,6 +553,7 @@ static void __init aquila_machine_init(void) s3c_fimc_setname(2, "s5p-fimc"); /* SOUND */ + aquila_sound_init(); i2c_register_board_info(AP_I2C_GPIO_BUS_5, i2c_gpio5_devs, ARRAY_SIZE(i2c_gpio5_devs)); diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c index df5c2d1..63855c5 100644 --- a/arch/arm/mach-s5pv210/mach-goni.c +++ b/arch/arm/mach-s5pv210/mach-goni.c @@ -488,8 +488,18 @@ static struct platform_device *goni_devices[] __initdata = { &s3c_device_hsmmc0, &s3c_device_hsmmc1, &s3c_device_hsmmc2, + &s5pv210_device_iis0, }; +static void __init goni_sound_init(void) +{ + /* Ths main clock of WM8994 codec uses the output of CLKOUT pin. + * The CLKOUT[9:8] set to 0x3(XUSBXTI) of 0xE010E000(OTHERS) + * because it needs 24MHz clock to operate WM8994 codec. + */ + __raw_writel(__raw_readl(S5P_OTHERS) | (0x3 << 8), S5P_OTHERS); +} + static void __init goni_map_io(void) { s5p_init_io(NULL, 0, S5P_VA_CHIPID); @@ -507,6 +517,7 @@ static void __init goni_machine_init(void) goni_setup_sdhci(); /* SOUND */ + goni_sound_init(); i2c_register_board_info(AP_I2C_GPIO_BUS_5, i2c_gpio5_devs, ARRAY_SIZE(i2c_gpio5_devs)); -- 1.7.0.4