From 1b9c94c5ef43e127e311bfe350532408e3b726e1 Mon Sep 17 00:00:00 2001 From: Zeng Zhaoming Date: Thu, 28 Apr 2011 10:32:09 +0800 Subject: [PATCH] ENGR00142733 MX51: Add sgtl5000 support for babbage Add sgtl5000 support for imx51 babbage in 2.6.38 kernel Signed-off-by: Zeng Zhaoming --- arch/arm/mach-mx5/board-mx51_babbage.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c index 2d83b18e1aa4..bb3467bf24d5 100755 --- a/arch/arm/mach-mx5/board-mx51_babbage.c +++ b/arch/arm/mach-mx5/board-mx51_babbage.c @@ -58,7 +58,9 @@ #define BABBAGE_AUDAMP_STBY IMX_GPIO_NR(2, 17) #define BABBAGE_HEADPHONE_DET IMX_GPIO_NR(3, 26) #define BABBAGE_AUDIO_CLK_EN IMX_GPIO_NR(4, 26) +#define BABBAGE_OSC_EN_B IMX_GPIO_NR(2, 2) +#define BABBAGE_26M_OSC_EN IMX_GPIO_NR(3, 1) #define BABBAGE_LVDS_POWER_DOWN IMX_GPIO_NR(3, 3) /* GPIO_3_3 */ #define BABBAGE_DISP_BRIGHTNESS_CTL IMX_GPIO_NR(3, 4) /* GPIO_3_4 */ #define BABBAGE_DVI_RESET IMX_GPIO_NR(3, 5) /* GPIO_3_5 */ @@ -210,6 +212,7 @@ static iomux_v3_cfg_t mx51babbage_pads[] = { MX51_PAD_DI1_D1_CS__GPIO3_4, #endif + MX51_PAD_EIM_LBA__GPIO3_1, MX51_PAD_AUD3_BB_TXD__AUD3_TXD, MX51_PAD_AUD3_BB_RXD__AUD3_RXD, MX51_PAD_AUD3_BB_CK__AUD3_TXC, @@ -607,7 +610,8 @@ static int bbg_sgtl5000_init(void) /* Enable OSC_CKIH1_EN for audio */ gpio_request(BABBAGE_AUDIO_CLK_EN, "audio_clk"); - gpio_direction_output(BABBAGE_AUDIO_CLK_EN, 1); + gpio_direction_output(BABBAGE_AUDIO_CLK_EN, 0); + gpio_set_value(BABBAGE_AUDIO_CLK_EN, 0); return 0; } @@ -617,7 +621,7 @@ static struct mxc_audio_platform_data bbg_audio_data = { .src_port = 2, .ext_port = 3, .init = bbg_sgtl5000_init, - .sysclk = 12288000, + .sysclk = 26000000, .hp_gpio = BABBAGE_HEADPHONE_DET, .hp_active_low = 1, }; @@ -739,6 +743,13 @@ static void __init mx51_babbage_init(void) gpio_request(BABBAGE_DVI_POWER, "dvi-power"); gpio_direction_output(BABBAGE_DVI_POWER, 1); + gpio_request(BABBAGE_26M_OSC_EN, "26M-OSC-CLK"); + gpio_direction_output(BABBAGE_26M_OSC_EN, 1); + + /* OSC_EN */ + gpio_request(BABBAGE_OSC_EN_B, "osc-en"); + gpio_direction_output(BABBAGE_OSC_EN_B, 1); + /* WVGA Reset */ gpio_set_value(BABBAGE_DISP_BRIGHTNESS_CTL, 1); -- 2.39.5