diff options
| author | David Hendricks <dhendrix@chromium.org> | 2013-02-09 16:42:23 -0800 |
|---|---|---|
| committer | Ronald G. Minnich <rminnich@gmail.com> | 2013-02-10 04:02:47 +0100 |
| commit | 0f7b400f2e3497cf37758f4b14040930bea22391 (patch) | |
| tree | 57a6c95d9c0fe9b2b84eba9068f29b066388faec /src | |
| parent | e50e3434709f1f37359eb3df25aded61fca76850 (diff) | |
| download | coreboot-0f7b400f2e3497cf37758f4b14040930bea22391.tar.xz | |
exynos/snow: set SPI clock rate in romstage main
This moves the setting of SPI clock rate into romstage's main,
which allows us to eliminate a bunch of dependencies from the
bootblock (about 7KB worth).
Change-Id: I371499bb4af6a6aa838294bc56f9dbc21864957a
Signed-off-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/2346
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/cpu/samsung/exynos5-common/spi.c | 1 | ||||
| -rw-r--r-- | src/mainboard/google/snow/romstage.c | 4 |
2 files changed, 4 insertions, 1 deletions
diff --git a/src/cpu/samsung/exynos5-common/spi.c b/src/cpu/samsung/exynos5-common/spi.c index 90b74c018f..0e5d5e51f3 100644 --- a/src/cpu/samsung/exynos5-common/spi.c +++ b/src/cpu/samsung/exynos5-common/spi.c @@ -83,7 +83,6 @@ static void exynos_spi_rx_tx(struct exynos_spi *regs, int todo, int exynos_spi_open(struct exynos_spi *regs) { - clock_set_rate(PERIPH_ID_SPI1, 50000000); /* set spi clock to 50Mhz */ /* set the spi1 GPIO */ // TODO Some of these should be done in board's bootblock file. diff --git a/src/mainboard/google/snow/romstage.c b/src/mainboard/google/snow/romstage.c index c0bb6f4be0..719337b2c2 100644 --- a/src/mainboard/google/snow/romstage.c +++ b/src/mainboard/google/snow/romstage.c @@ -24,8 +24,10 @@ #include <cbfs.h> #include <common.h> +#include <cpu/samsung/exynos5250/clk.h> #include <cpu/samsung/exynos5250/dmc.h> #include <cpu/samsung/exynos5250/setup.h> +#include <cpu/samsung/exynos5250/periph.h> #include <cpu/samsung/exynos5250/clock_init.h> #include <console/console.h> @@ -53,6 +55,8 @@ void main(void) int ret; void *entry; + clock_set_rate(PERIPH_ID_SPI1, 50000000); /* set spi clock to 50Mhz */ + /* Clock must be initialized before console_init, otherwise you may need * to re-initialize serial console drivers again. */ mem = get_mem_timings(); |