diff options
Diffstat (limited to 'arch/sh/boards')
| -rw-r--r-- | arch/sh/boards/mach-ecovec24/setup.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index 89c5a715d0b..194aaca22d4 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -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)); |