diff options
Diffstat (limited to 'src/mainboard/google/nyan/bootblock.c')
| -rw-r--r-- | src/mainboard/google/nyan/bootblock.c | 47 |
1 files changed, 22 insertions, 25 deletions
diff --git a/src/mainboard/google/nyan/bootblock.c b/src/mainboard/google/nyan/bootblock.c index 49133ca55c..ca8eca42da 100644 --- a/src/mainboard/google/nyan/bootblock.c +++ b/src/mainboard/google/nyan/bootblock.c @@ -17,50 +17,47 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include <arch/io.h> #include <bootblock_common.h> #include <console/console.h> #include <device/i2c.h> +#include <soc/addressmap.h> #include <soc/clock.h> #include <soc/nvidia/tegra/i2c.h> +#include <soc/nvidia/tegra124/clk_rst.h> #include <soc/nvidia/tegra124/pinmux.h> #include <soc/nvidia/tegra124/spi.h> /* FIXME: move back to soc code? */ #include "pmic.h" +static struct clk_rst_ctlr *clk_rst = (void *)TEGRA_CLK_RST_BASE; + +static void set_clock_sources(void) +{ + /* UARTA gets PLLP, deactivate CLK_UART_DIV_OVERRIDE */ + writel(PLLP << CLK_SOURCE_SHIFT, &clk_rst->clk_src_uarta); + + clock_configure_source(mselect, PLLP, 102000); + + /* TODO: is the 1.333MHz correct? This may have always been bogus... */ + clock_configure_source(i2c5, CLK_M, 1333); +} + void bootblock_mainboard_init(void) { - clock_config(); + set_clock_sources(); + + clock_enable_clear_reset(CLK_L_CACHE2 | CLK_L_TMR, + CLK_H_I2C5 | CLK_H_APBDMA, + 0, CLK_V_MSELECT, 0); - // I2C1 clock. - pinmux_set_config(PINMUX_GEN1_I2C_SCL_INDEX, - PINMUX_GEN1_I2C_SCL_FUNC_I2C1 | PINMUX_INPUT_ENABLE); - // I2C1 data. - pinmux_set_config(PINMUX_GEN1_I2C_SDA_INDEX, - PINMUX_GEN1_I2C_SDA_FUNC_I2C1 | PINMUX_INPUT_ENABLE); - // I2C2 clock. - pinmux_set_config(PINMUX_GEN2_I2C_SCL_INDEX, - PINMUX_GEN2_I2C_SCL_FUNC_I2C2 | PINMUX_INPUT_ENABLE); - // I2C2 data. - pinmux_set_config(PINMUX_GEN2_I2C_SDA_INDEX, - PINMUX_GEN2_I2C_SDA_FUNC_I2C2 | PINMUX_INPUT_ENABLE); - // I2C3 (cam) clock. - pinmux_set_config(PINMUX_CAM_I2C_SCL_INDEX, - PINMUX_CAM_I2C_SCL_FUNC_I2C3 | PINMUX_INPUT_ENABLE); - // I2C3 (cam) data. - pinmux_set_config(PINMUX_CAM_I2C_SDA_INDEX, - PINMUX_CAM_I2C_SDA_FUNC_I2C3 | PINMUX_INPUT_ENABLE); // I2C5 (PMU) clock. pinmux_set_config(PINMUX_PWR_I2C_SCL_INDEX, PINMUX_PWR_I2C_SCL_FUNC_I2CPMU | PINMUX_INPUT_ENABLE); // I2C5 (PMU) data. pinmux_set_config(PINMUX_PWR_I2C_SDA_INDEX, PINMUX_PWR_I2C_SDA_FUNC_I2CPMU | PINMUX_INPUT_ENABLE); - - i2c_init(0); - i2c_init(1); - i2c_init(2); i2c_init(4); - pmic_init(4); /* SPI4 data out (MOSI) */ @@ -75,6 +72,6 @@ void bootblock_mainboard_init(void) /* SPI4 chip select 0 */ pinmux_set_config(PINMUX_SDMMC1_DAT3_INDEX, PINMUX_SDMMC1_DAT3_FUNC_SPI4 | PINMUX_INPUT_ENABLE); -// spi_init(); + tegra_spi_init(4); } |