UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ARM: shmobile: armadillo800eva: enable FSI-HDMI sound 

This patch enable HDMI sound support on CON3

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Kuninori Morimoto 2012-06-25 03:33:04 -07:00 committed by Rafael J. Wysocki
parent 5389bf719f
commit 0676c05e57
1 changed files with 79 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

82
arch/arm/mach-shmobile/board-armadillo800eva.c
View File

@ -739,10 +739,42 @@ static struct platform_device ceu0_device = {
};
/* FSI */
static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
{
struct clk *fsib;
int ret;
/* it support 48KHz only */
if (48000 != rate)
return -EINVAL;
fsib = clk_get(dev, "ickb");
if (IS_ERR(fsib))
return -EINVAL;
if (enable) {
ret = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
clk_enable(fsib);
} else {
ret = 0;
clk_disable(fsib);
}
clk_put(fsib);
return ret;
}
static struct sh_fsi_platform_info fsi_info = {
/* FSI-WM8978 */
.port_a = {
},
/* FSI-HDMI */
.port_b = {
.flags = SH_FSI_FMT_SPDIF |
SH_FSI_ENABLE_STREAM_MODE,
.set_rate = fsi_hdmi_set_rate,
}
};
static struct resource fsi_resources[] = {
@ -794,6 +826,29 @@ static struct platform_device fsi_wm8978_device = {
},
};
/* FSI-HDMI */
static struct asoc_simple_dai_init_info fsi2_hdmi_init_info = {
.cpu_daifmt = SND_SOC_DAIFMT_CBM_CFM,
};
static struct asoc_simple_card_info fsi2_hdmi_info = {
.name = "HDMI",
.card = "FSI2B-HDMI",
.cpu_dai = "fsib-dai",
.codec = "sh-mobile-hdmi",
.platform = "sh_fsi2",
.codec_dai = "sh_mobile_hdmi-hifi",
.init = &fsi2_hdmi_init_info,
};
static struct platform_device fsi_hdmi_device = {
.name = "asoc-simple-card",
.id = 1,
.dev = {
.platform_data = &fsi2_hdmi_info,
},
};
/* I2C */
static struct i2c_board_info i2c0_devices[] = {
{
@ -819,6 +874,7 @@ static struct platform_device *eva_devices[] __initdata = {
&camera_device,
&ceu0_device,
&fsi_device,
&fsi_hdmi_device,
&fsi_wm8978_device,
};
@ -827,10 +883,14 @@ static void __init eva_clock_init(void)
struct clk *system = clk_get(NULL, "system_clk");
struct clk *xtal1 = clk_get(NULL, "extal1");
struct clk *usb24s = clk_get(NULL, "usb24s");
struct clk *fsibck = clk_get(NULL, "fsibck");
struct clk *fsib = clk_get(&fsi_device.dev, "ickb");
if (IS_ERR(system) ||
IS_ERR(xtal1) ||
IS_ERR(usb24s)) {
IS_ERR(usb24s) ||
IS_ERR(fsibck) ||
IS_ERR(fsib)) {
pr_err("armadillo800eva board clock init failed\n");
goto clock_error;
}
@ -841,6 +901,11 @@ static void __init eva_clock_init(void)
/* usb24s use extal1 (= system) clock (= 24MHz) */
clk_set_parent(usb24s, system);
/* FSIBCK is 12.288MHz, and it is parent of FSI-B */
clk_set_parent(fsib, fsibck);
clk_set_rate(fsibck, 12288000);
clk_set_rate(fsib, 12288000);
clock_error:
if (!IS_ERR(system))
clk_put(system);
@ -848,6 +913,10 @@ clock_error:
clk_put(xtal1);
if (!IS_ERR(usb24s))
clk_put(usb24s);
if (!IS_ERR(fsibck))
clk_put(fsibck);
if (!IS_ERR(fsib))
clk_put(fsib);
}
/*
@ -857,8 +926,6 @@ clock_error:
#define GPIO_PORT8CR 0xe6050008
static void __init eva_init(void)
{
eva_clock_init();
r8a7740_pinmux_init();
r8a7740_meram_workaround();
@ -1015,6 +1082,13 @@ static void __init eva_init(void)
gpio_no_direction(GPIO_PORT7CR); /* FSIAOBT needs no direction */
gpio_no_direction(GPIO_PORT8CR); /* FSIAOLR needs no direction */
/* FSI-HDMI */
gpio_request(GPIO_FN_FSIBCK, NULL);
/* HDMI */
gpio_request(GPIO_FN_HDMI_HPD, NULL);
gpio_request(GPIO_FN_HDMI_CEC, NULL);
/*
* CAUTION
*
@ -1061,6 +1135,8 @@ static void __init eva_init(void)
platform_add_devices(eva_devices,
ARRAY_SIZE(eva_devices));
eva_clock_init();
}
static void __init eva_earlytimer_init(void)