diff options
Diffstat (limited to 'lib/fdtdec.c')
| -rw-r--r-- | lib/fdtdec.c | 58 |
1 files changed, 6 insertions, 52 deletions
diff --git a/lib/fdtdec.c b/lib/fdtdec.c index 82d0090f8ac..1093c305266 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -5,6 +5,7 @@ #ifndef USE_HOSTCC #include <common.h> +#include <dm.h> #include <errno.h> #include <serial.h> #include <libfdt.h> @@ -71,6 +72,7 @@ static const char * const compat_names[COMPAT_COUNT] = { COMPAT(COMPAT_INTEL_IRQ_ROUTER, "intel,irq-router"), COMPAT(ALTERA_SOCFPGA_DWMAC, "altr,socfpga-stmmac"), COMPAT(ALTERA_SOCFPGA_DWMMC, "altr,socfpga-dw-mshc"), + COMPAT(ALTERA_SOCFPGA_DWC2USB, "snps,dwc2"), COMPAT(COMPAT_INTEL_BAYTRAIL_FSP, "intel,baytrail-fsp"), COMPAT(COMPAT_INTEL_BAYTRAIL_FSP_MDP, "intel,baytrail-fsp-mdp"), }; @@ -189,7 +191,7 @@ fdt_addr_t fdtdec_get_addr(const void *blob, int node, return fdtdec_get_addr_size(blob, node, prop_name, NULL); } -#ifdef CONFIG_PCI +#if defined(CONFIG_PCI) && defined(CONFIG_DM_PCI) int fdtdec_get_pci_addr(const void *blob, int node, enum fdt_pci_space type, const char *prop_name, struct fdt_pci_addr *addr) { @@ -282,58 +284,10 @@ int fdtdec_get_pci_vendev(const void *blob, int node, u16 *vendor, u16 *device) return -ENOENT; } -int fdtdec_get_pci_bdf(const void *blob, int node, - struct fdt_pci_addr *addr, pci_dev_t *bdf) +int fdtdec_get_pci_bar32(struct udevice *dev, struct fdt_pci_addr *addr, + u32 *bar) { - u16 dt_vendor, dt_device, vendor, device; - int ret; - - /* get vendor id & device id from the compatible string */ - ret = fdtdec_get_pci_vendev(blob, node, &dt_vendor, &dt_device); - if (ret) - return ret; - - /* extract the bdf from fdt_pci_addr */ - *bdf = addr->phys_hi & 0xffff00; - - /* read vendor id & device id based on bdf */ - pci_read_config_word(*bdf, PCI_VENDOR_ID, &vendor); - pci_read_config_word(*bdf, PCI_DEVICE_ID, &device); - - /* - * Note there are two places in the device tree to fully describe - * a pci device: one is via compatible string with a format of - * "pciVVVV,DDDD" and the other one is the bdf numbers encoded in - * the device node's reg address property. We read the vendor id - * and device id based on bdf and compare the values with the - * "VVVV,DDDD". If they are the same, then we are good to use bdf - * to read device's bar. But if they are different, we have to rely - * on the vendor id and device id extracted from the compatible - * string and locate the real bdf by pci_find_device(). This is - * because normally we may only know device's device number and - * function number when writing device tree. The bus number is - * dynamically assigned during the pci enumeration process. - */ - if ((dt_vendor != vendor) || (dt_device != device)) { - *bdf = pci_find_device(dt_vendor, dt_device, 0); - if (*bdf == -1) - return -ENODEV; - } - - return 0; -} - -int fdtdec_get_pci_bar32(const void *blob, int node, - struct fdt_pci_addr *addr, u32 *bar) -{ - pci_dev_t bdf; int barnum; - int ret; - - /* get pci devices's bdf */ - ret = fdtdec_get_pci_bdf(blob, node, addr, &bdf); - if (ret) - return ret; /* extract the bar number from fdt_pci_addr */ barnum = addr->phys_hi & 0xff; @@ -341,7 +295,7 @@ int fdtdec_get_pci_bar32(const void *blob, int node, return -EINVAL; barnum = (barnum - PCI_BASE_ADDRESS_0) / 4; - *bar = pci_read_bar32(pci_bus_to_hose(PCI_BUS(bdf)), bdf, barnum); + *bar = dm_pci_read_bar32(dev, barnum); return 0; } |