diff options
| author | Anatolij Gustschin <agust@denx.de> | 2019-07-10 19:44:15 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-08-11 16:42:03 -0400 |
| commit | 4987bc2a1aea7e444a606ad887826f355486174a (patch) | |
| tree | bef5fdf10f0c4433d42d411d169a75a8f3c3efe5 /board/siemens | |
| parent | feb5a02f869d5678190dfc915ef6c2781b4f7a6c (diff) | |
board: siemens: adapt factoryset reading for DM_I2C enabled boards
For new boards we always enable DM_I2C. Extend factoryset functions
to support EEPROM reading on these boards.
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Diffstat (limited to 'board/siemens')
| -rw-r--r-- | board/siemens/common/factoryset.c | 45 |
1 files changed, 43 insertions, 2 deletions
diff --git a/board/siemens/common/factoryset.c b/board/siemens/common/factoryset.c index 96615424f6..1dda897f18 100644 --- a/board/siemens/common/factoryset.c +++ b/board/siemens/common/factoryset.c @@ -8,6 +8,7 @@ #if !defined(CONFIG_SPL_BUILD) #include <common.h> +#include <dm.h> #include <environment.h> #include <i2c.h> #include <asm/io.h> @@ -143,16 +144,39 @@ int factoryset_read_eeprom(int i2c_addr) int i, pages = 0, size = 0; unsigned char eeprom_buf[0x3c00], hdr[4], buf[MAX_STRING_LENGTH]; unsigned char *cp, *cp1; +#if CONFIG_IS_ENABLED(DM_I2C) + struct udevice *bus, *dev; + int ret; +#endif #if defined(CONFIG_DFU_OVER_USB) factory_dat.usb_vendor_id = CONFIG_USB_GADGET_VENDOR_NUM; factory_dat.usb_product_id = CONFIG_USB_GADGET_PRODUCT_NUM; #endif + +#if CONFIG_IS_ENABLED(DM_I2C) + ret = uclass_get_device_by_seq(UCLASS_I2C, EEPROM_I2C_BUS, &bus); + if (ret) + goto err; + + ret = dm_i2c_probe(bus, i2c_addr, 0, &dev); + if (ret) + goto err; + + ret = i2c_set_chip_offset_len(dev, 2); + if (ret) + goto err; + + ret = dm_i2c_read(dev, EEPROM_FATORYSET_OFFSET, hdr, sizeof(hdr)); + if (ret) + goto err; +#else if (i2c_probe(i2c_addr)) goto err; if (i2c_read(i2c_addr, EEPROM_FATORYSET_OFFSET, 2, hdr, sizeof(hdr))) goto err; +#endif if ((hdr[0] != 0x99) || (hdr[1] != 0x80)) { printf("FactorySet is not right in eeprom.\n"); @@ -173,16 +197,33 @@ int factoryset_read_eeprom(int i2c_addr) * data after every time we got a record from eeprom */ debug("Read eeprom page :\n"); - for (i = 0; i < pages; i++) + for (i = 0; i < pages; i++) { +#if CONFIG_IS_ENABLED(DM_I2C) + ret = dm_i2c_read(dev, (OFF_PG + i) * EEPR_PG_SZ, + eeprom_buf + (i * EEPR_PG_SZ), EEPR_PG_SZ); + if (ret) + goto err; +#else if (i2c_read(i2c_addr, (OFF_PG + i) * EEPR_PG_SZ, 2, eeprom_buf + (i * EEPR_PG_SZ), EEPR_PG_SZ)) goto err; +#endif + } - if (size % EEPR_PG_SZ) + if (size % EEPR_PG_SZ) { +#if CONFIG_IS_ENABLED(DM_I2C) + ret = dm_i2c_read(dev, (OFF_PG + pages) * EEPR_PG_SZ, + eeprom_buf + (pages * EEPR_PG_SZ), + size % EEPR_PG_SZ); + if (ret) + goto err; +#else if (i2c_read(i2c_addr, (OFF_PG + pages) * EEPR_PG_SZ, 2, eeprom_buf + (pages * EEPR_PG_SZ), (size % EEPR_PG_SZ))) goto err; +#endif + } /* we do below just for eeprom align */ for (i = 0; i < size; i++) |