diff options
Diffstat (limited to 'arch/x86/cpu/broadwell/pch.c')
| -rw-r--r-- | arch/x86/cpu/broadwell/pch.c | 37 |
1 files changed, 34 insertions, 3 deletions
diff --git a/arch/x86/cpu/broadwell/pch.c b/arch/x86/cpu/broadwell/pch.c index 73d3d3b515..a48945adf1 100644 --- a/arch/x86/cpu/broadwell/pch.c +++ b/arch/x86/cpu/broadwell/pch.c @@ -599,10 +599,16 @@ static int broadwell_pch_init(struct udevice *dev) static int broadwell_pch_probe(struct udevice *dev) { - if (!(gd->flags & GD_FLG_RELOC)) - return broadwell_pch_early_init(dev); - else + if (CONFIG_IS_ENABLED(X86_32BIT_INIT)) { + if (!(gd->flags & GD_FLG_RELOC)) + return broadwell_pch_early_init(dev); + else + return broadwell_pch_init(dev); + } else if (IS_ENABLED(CONFIG_SPL) && !IS_ENABLED(CONFIG_SPL_BUILD)) { return broadwell_pch_init(dev); + } else { + return 0; + } } static int broadwell_pch_get_spi_base(struct udevice *dev, ulong *sbasep) @@ -630,10 +636,35 @@ static int broadwell_get_gpio_base(struct udevice *dev, u32 *gbasep) return 0; } +static int broadwell_ioctl(struct udevice *dev, enum pch_req_t req, void *data, + int size) +{ + switch (req) { + case PCH_REQ_PMBASE_INFO: { + struct pch_pmbase_info *pm = data; + int ret; + + /* Find the base address of the powermanagement registers */ + ret = dm_pci_read_config16(dev, 0x40, &pm->base); + if (ret) + return ret; + pm->base &= 0xfffe; + pm->gpio0_en_ofs = GPE0_EN(0); + pm->pm1_sts_ofs = PM1_STS; + pm->pm1_cnt_ofs = PM1_CNT; + + return 0; + } + default: + return -ENOSYS; + } +} + static const struct pch_ops broadwell_pch_ops = { .get_spi_base = broadwell_pch_get_spi_base, .set_spi_protect = broadwell_set_spi_protect, .get_gpio_base = broadwell_get_gpio_base, + .ioctl = broadwell_ioctl, }; static const struct udevice_id broadwell_pch_ids[] = { |