diff options
| author | Daniel Kurtz <djkurtz@chromium.org> | 2018-02-01 15:18:38 -0700 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2018-02-06 15:10:20 +0000 |
| commit | e0ea98258a81e09542cdbe239e839e9698e582dd (patch) | |
| tree | 3171dde633d45d19d188d3b93469ce938fb199b7 | |
| parent | da6f4ae0b98313aae9e6295e412d87b11199501f (diff) | |
| download | coreboot-e0ea98258a81e09542cdbe239e839e9698e582dd.tar.xz | |
soc/amd/stoneyridge: Add API to initialize non-early_init i2c buses
Provide a method for initializing i2c buses that are not marked as
early_init in the device tree. These i2c buses can be enabled in a
mainboard's ramstage, for example.
BUG=b:69407112
TEST=Boot depthcharge w/ CLI enabled on grunt.
devbeep
=> plays beep
BRANCH=None
Change-Id: I6e49b0de9116138ba102377d283e22d7b50d7dca
Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
Reviewed-on: https://review.coreboot.org/23553
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
| -rw-r--r-- | src/soc/amd/stoneyridge/i2c.c | 14 | ||||
| -rw-r--r-- | src/soc/amd/stoneyridge/include/soc/southbridge.h | 3 |
2 files changed, 15 insertions, 2 deletions
diff --git a/src/soc/amd/stoneyridge/i2c.c b/src/soc/amd/stoneyridge/i2c.c index 947c43f3b0..b90e5d7857 100644 --- a/src/soc/amd/stoneyridge/i2c.c +++ b/src/soc/amd/stoneyridge/i2c.c @@ -101,7 +101,7 @@ int dw_i2c_soc_dev_to_bus(struct device *dev) return -1; } -void i2c_soc_early_init(void) +static void dw_i2c_soc_init(bool is_early_init) { size_t i; const struct soc_amd_stoneyridge_config *config; @@ -114,7 +114,7 @@ void i2c_soc_early_init(void) for (i = 0; i < ARRAY_SIZE(config->i2c); i++) { const struct dw_i2c_bus_config *cfg = &config->i2c[i]; - if (!cfg->early_init) + if (cfg->early_init != is_early_init) continue; if (dw_i2c_init(i, cfg)) @@ -122,6 +122,16 @@ void i2c_soc_early_init(void) } } +void i2c_soc_early_init(void) +{ + dw_i2c_soc_init(true); +} + +void i2c_soc_init(void) +{ + dw_i2c_soc_init(false); +} + struct device_operations stoneyridge_i2c_mmio_ops = { /* TODO(teravest): Move I2C resource info here. */ .read_resources = DEVICE_NOOP, diff --git a/src/soc/amd/stoneyridge/include/soc/southbridge.h b/src/soc/amd/stoneyridge/include/soc/southbridge.h index 2f9d9f9e68..f4d6b17a03 100644 --- a/src/soc/amd/stoneyridge/include/soc/southbridge.h +++ b/src/soc/amd/stoneyridge/include/soc/southbridge.h @@ -392,4 +392,7 @@ int mainboard_get_ehci_oc_map(uint16_t *usb_oc_map); /* Initialize all the i2c buses that are marked with early init. */ void i2c_soc_early_init(void); +/* Initialize all the i2c buses that are not marked with early init. */ +void i2c_soc_init(void); + #endif /* __STONEYRIDGE_H__ */ |