diff options
| author | Simon Glass <sjg@chromium.org> | 2016-01-17 16:11:48 -0700 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2016-01-24 12:09:41 +0800 |
| commit | 1641bb8cc7ca49a8a0c49df54a2612a1ac63ed29 (patch) | |
| tree | 7bccdc861ffeb955ef125516c84adfb34ccd01a6 /arch/x86/cpu/ivybridge | |
| parent | 2588e71132613dff83805c3fe47530fa00c6c07d (diff) | |
| download | talos-obmc-uboot-1641bb8cc7ca49a8a0c49df54a2612a1ac63ed29.tar.gz talos-obmc-uboot-1641bb8cc7ca49a8a0c49df54a2612a1ac63ed29.zip | |
x86: ivybridge: Convert sdram_initialise() to use DM PCI API
Convert this function to use the the driver model PCI API. We just need
to pass in the northbridge device.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch/x86/cpu/ivybridge')
| -rw-r--r-- | arch/x86/cpu/ivybridge/sdram.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/arch/x86/cpu/ivybridge/sdram.c b/arch/x86/cpu/ivybridge/sdram.c index 5c1b78857d..6105cc0259 100644 --- a/arch/x86/cpu/ivybridge/sdram.c +++ b/arch/x86/cpu/ivybridge/sdram.c @@ -283,9 +283,10 @@ static int recovery_mode_enabled(void) /** * Find the PEI executable in the ROM and execute it. * - * @param pei_data: configuration data for UEFI PEI reference code + * @dev: Northbridge device + * @pei_data: configuration data for UEFI PEI reference code */ -int sdram_initialise(struct pei_data *pei_data) +int sdram_initialise(struct udevice *dev, struct pei_data *pei_data) { unsigned version; const char *data; @@ -374,7 +375,7 @@ int sdram_initialise(struct pei_data *pei_data) * Send ME init done for SandyBridge here. This is done inside the * SystemAgent binary on IvyBridge */ - done = x86_pci_read_config32(PCH_DEV, PCI_DEVICE_ID); + dm_pci_read_config16(dev, PCI_DEVICE_ID, &done); done &= BASE_REV_MASK; if (BASE_REV_SNB == done) intel_early_me_init_done(ME_INIT_STATUS_SUCCESS); @@ -732,12 +733,17 @@ int dram_init(void) struct udevice *dev; int ret; + ret = uclass_first_device(UCLASS_NORTHBRIDGE, &dev); + if (ret) + return ret; + if (!dev) + return -ENODEV; debug("Boot mode %d\n", gd->arch.pei_boot_mode); debug("mrc_input %p\n", pei_data.mrc_input); pei_data.boot_mode = gd->arch.pei_boot_mode; ret = copy_spd(&pei_data); if (!ret) - ret = sdram_initialise(&pei_data); + ret = sdram_initialise(dev, &pei_data); if (ret) return ret; @@ -748,11 +754,6 @@ int dram_init(void) post_code(POST_DRAM); - ret = uclass_first_device(UCLASS_NORTHBRIDGE, &dev); - if (ret) - return ret; - if (!dev) - return -ENODEV; ret = sdram_find(dev); if (ret) return ret; |
