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sh: mach-ecovec24: Add FSI sound support

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Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Kuninori Morimoto 2009-12-15 05:37:39 +00:00 committed by Paul Mundt
parent 9aa25d6449
commit 1980fdc4df
1 changed files with 98 additions and 0 deletions
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98
arch/sh/boards/mach-ecovec24/setup.c
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@ -27,6 +27,7 @@
#include <linux/input/sh_keysc.h>
#include <linux/mfd/sh_mobile_sdhi.h>
#include <video/sh_mobile_lcdc.h>
#include <sound/sh_fsi.h>
#include <media/sh_mobile_ceu.h>
#include <media/tw9910.h>
#include <media/mt9t112.h>
@ -344,6 +345,12 @@ static struct platform_device ceu1_device = {
};
/* I2C device */
static struct i2c_board_info i2c0_devices[] = {
{
I2C_BOARD_INFO("da7210", 0x1a),
},
};
static struct i2c_board_info i2c1_devices[] = {
{
I2C_BOARD_INFO("r2025sd", 0x32),
@ -679,6 +686,69 @@ static struct platform_device camera_devices[] = {
},
};
/* FSI */
/*
* FSI-B use external clock which came from da7210.
* So, we should change parent of fsi
*/
#define FCLKBCR 0xa415000c
static void fsimck_init(struct clk *clk)
{
u32 status = ctrl_inl(clk->enable_reg);
/* use external clock */
status &= ~0x000000ff;
status |= 0x00000080;
ctrl_outl(status, clk->enable_reg);
}
static struct clk_ops fsimck_clk_ops = {
.init = fsimck_init,
};
static struct clk fsimckb_clk = {
.name = "fsimckb_clk",
.id = -1,
.ops = &fsimck_clk_ops,
.enable_reg = (void __iomem *)FCLKBCR,
.rate = 0, /* unknown */
};
struct sh_fsi_platform_info fsi_info = {
.portb_flags = SH_FSI_BRS_INV |
SH_FSI_OUT_SLAVE_MODE |
SH_FSI_IN_SLAVE_MODE |
SH_FSI_OFMT(I2S) |
SH_FSI_IFMT(I2S),
};
static struct resource fsi_resources[] = {
[0] = {
.name = "FSI",
.start = 0xFE3C0000,
.end = 0xFE3C021d,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 108,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device fsi_device = {
.name = "sh_fsi",
.id = 0,
.num_resources = ARRAY_SIZE(fsi_resources),
.resource = fsi_resources,
.dev = {
.platform_data = &fsi_info,
},
.archdata = {
.hwblk_id = HWBLK_SPU, /* FSI needs SPU hwblk */
},
};
static struct platform_device *ecovec_devices[] __initdata = {
&heartbeat_device,
&nor_flash_device,
@ -698,6 +768,7 @@ static struct platform_device *ecovec_devices[] __initdata = {
&camera_devices[0],
&camera_devices[1],
&camera_devices[2],
&fsi_device,
};
#define EEPROM_ADDR 0x50
@ -753,6 +824,8 @@ extern char ecovec24_sdram_leave_end;
static int __init arch_setup(void)
{
struct clk *clk;
/* register board specific self-refresh code */
sh_mobile_register_self_refresh(SUSP_SH_STANDBY | SUSP_SH_SF,
&ecovec24_sdram_enter_start,
@ -1020,7 +1093,32 @@ static int __init arch_setup(void)
gpio_direction_output(GPIO_PTA3, 0);
gpio_direction_output(GPIO_PTA4, 0);
/* enable FSI */
gpio_request(GPIO_FN_FSIMCKB, NULL);
gpio_request(GPIO_FN_FSIIBSD, NULL);
gpio_request(GPIO_FN_FSIOBSD, NULL);
gpio_request(GPIO_FN_FSIIBBCK, NULL);
gpio_request(GPIO_FN_FSIIBLRCK, NULL);
gpio_request(GPIO_FN_FSIOBBCK, NULL);
gpio_request(GPIO_FN_FSIOBLRCK, NULL);
gpio_request(GPIO_FN_CLKAUDIOBO, NULL);
/* change parent of FSI B */
clk = clk_get(NULL, "fsib_clk");
clk_register(&fsimckb_clk);
clk_set_parent(clk, &fsimckb_clk);
clk_set_rate(clk, 11000);
clk_set_rate(&fsimckb_clk, 11000);
clk_put(clk);
gpio_request(GPIO_PTU0, NULL);
gpio_direction_output(GPIO_PTU0, 0);
mdelay(20);
/* enable I2C device */
i2c_register_board_info(0, i2c0_devices,
ARRAY_SIZE(i2c0_devices));
i2c_register_board_info(1, i2c1_devices,
ARRAY_SIZE(i2c1_devices));