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Merge git://git.denx.de/u-boot-samsung

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This commit is contained in:
Tom Rini
2015-02-13 13:11:33 -05:00
parent 757566d156 2e82e92526
commit eca99c0256
8 changed files with 433 additions and 385 deletions
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28
board/samsung/common/board.c
View File

@@ -355,3 +355,31 @@ int misc_init_r(void)
return 0;
}
#endif
void reset_misc(void)
{
struct gpio_desc gpio = {};
int node;
node = fdt_node_offset_by_compatible(gd->fdt_blob, 0,
"samsung,emmc-reset");
if (node < 0)
return;
gpio_request_by_name_nodev(gd->fdt_blob, node, "reset-gpio", 0, &gpio,
GPIOD_IS_OUT);
if (dm_gpio_is_valid(&gpio)) {
/*
* Reset eMMC
*
* FIXME: Need to optimize delay time. Minimum 1usec pulse is
* required by 'JEDEC Standard No.84-A441' (eMMC)
* document but real delay time is expected to greater
* than 1usec.
*/
dm_gpio_set_value(&gpio, 0);
mdelay(10);
dm_gpio_set_value(&gpio, 1);
}
}

12
board/samsung/odroid/odroid.c
View File

@@ -248,12 +248,12 @@ static void board_clock_init(void)
* MOUTc2c = 800 Mhz
* MOUTpwi = 108 MHz
*
* sclk_g2d_acp = MOUTg2d / (ratio + 1) = 400 (1)
* sclk_g2d_acp = MOUTg2d / (ratio + 1) = 200 (3)
* sclk_c2c = MOUTc2c / (ratio + 1) = 400 (1)
* aclk_c2c = sclk_c2c / (ratio + 1) = 200 (1)
* sclk_pwi = MOUTpwi / (ratio + 1) = 18 (5)
*/
set = G2D_ACP_RATIO(1) | C2C_RATIO(1) | PWI_RATIO(5) |
set = G2D_ACP_RATIO(3) | C2C_RATIO(1) | PWI_RATIO(5) |
C2C_ACLK_RATIO(1) | DVSEM_RATIO(1) | DPM_RATIO(1);
clrsetbits_le32(&clk->div_dmc1, clr, set);
@@ -503,11 +503,3 @@ int board_usb_init(int index, enum usb_init_type init)
return s3c_udc_probe(&s5pc210_otg_data);
}
#endif
void reset_misc(void)
{
/* Reset eMMC*/
gpio_set_value(EXYNOS4X12_GPIO_K12, 0);
mdelay(10);
gpio_set_value(EXYNOS4X12_GPIO_K12, 1);
}