diff options
| author | David Hendricks <dhendrix@chromium.org> | 2012-12-27 15:11:27 -0800 |
|---|---|---|
| committer | Ronald G. Minnich <rminnich@gmail.com> | 2013-01-03 06:41:55 +0100 |
| commit | d3c7530908463537c38d84d47d0c29a3bc5dac63 (patch) | |
| tree | fa82ef53d6be7bf48f454d6e1f85cf8bfaf1106f | |
| parent | 8583ac390a23a09c4bf75b3b9a9f2294d0523d87 (diff) | |
import SPL files for board_i2c_{claim,release}_bus()
This imports SPL (second phase loader) files from U-Boot. Most of the
content of these files will eventually go away since they're fairly
U-Boot specific. For now they are here to make Jenkins happy.
Change-Id: Ib3a365ecb9dc304b20f7c1c06665aad2c0c53e69
Signed-off-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/2081
Tested-by: build bot (Jenkins)
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
| -rw-r--r-- | src/cpu/samsung/exynos5-common/spl.h | 4 | ||||
| -rw-r--r-- | src/mainboard/google/snow/smdk5250_spl.c | 30 |
2 files changed, 32 insertions, 2 deletions
diff --git a/src/cpu/samsung/exynos5-common/spl.h b/src/cpu/samsung/exynos5-common/spl.h index afa9a8e909..439e1b0383 100644 --- a/src/cpu/samsung/exynos5-common/spl.h +++ b/src/cpu/samsung/exynos5-common/spl.h @@ -91,4 +91,8 @@ struct spl_machine_param *spl_get_machine_params(void); */ void spl_early_init(void); +/* FIXME(dhendrix): for early i2c init */ +void board_i2c_release_bus(int node); +int board_i2c_claim_bus(int node); + #endif /* __ASM_ARCH_EXYNOS_SPL_H__ */ diff --git a/src/mainboard/google/snow/smdk5250_spl.c b/src/mainboard/google/snow/smdk5250_spl.c index 204e41106b..0dbd4e1165 100644 --- a/src/mainboard/google/snow/smdk5250_spl.c +++ b/src/mainboard/google/snow/smdk5250_spl.c @@ -24,8 +24,7 @@ #define SIGNATURE 0xdeadbeef /* Parameters of early board initialization in SPL */ -static struct spl_machine_param machine_param - __attribute__((section(".machine_param"))) = { +static struct spl_machine_param machine_param = { .signature = SIGNATURE, .version = 1, .params = "vmubfasirMw", @@ -65,6 +64,18 @@ struct spl_machine_param *spl_get_machine_params(void) return &machine_param; } +#if 0 +int board_get_revision(void) +{ + struct spl_machine_param *params = spl_get_machine_params(); + unsigned gpio[CONFIG_BOARD_REV_GPIO_COUNT]; + + gpio[0] = params->board_rev_gpios & 0xffff; + gpio[1] = params->board_rev_gpios >> 16; + return gpio_decode_number(gpio, CONFIG_BOARD_REV_GPIO_COUNT); +} +#endif + int board_wakeup_permitted(void) { struct spl_machine_param *param = spl_get_machine_params(); @@ -76,3 +87,18 @@ int board_wakeup_permitted(void) return !is_bad_wake; } + +/* + * TODO(sjg@chromium.org): + * Declared there here for SPL, since there is no core i2c subsystem and + * cmd_i2c.c is not included. + */ +void board_i2c_release_bus(int node) +{ +} + +int board_i2c_claim_bus(int node) +{ + /* EC is not allowed to touch the bus until we enter U-Boot */ + return 0; +} |