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| author | Biwen Li <biwen.li@nxp.com> | 2019-12-31 10:33:41 +0300 |
|---|---|---|
| committer | Priyanka Jain <priyanka.jain@nxp.com> | 2020-02-04 13:50:25 +0300 |
| commit | a0affb367ad638e1e6f51ed3678d3daad5724a40 (patch) | |
| tree | a87af25eca96e994c219b4264588fd4641d48c0d /board/freescale/ls1012aqds/ls1012aqds.c | |
| parent | 6089d8ab31daa04ca693ba2b9c2bfca1e53cfc65 (diff) | |
| download | u-boot-a0affb367ad638e1e6f51ed3678d3daad5724a40.tar.xz | |
dm: arm64: ls1012a: add i2c DM support
This supports i2c DM and enables CONFIG_DM_I2C
for SoC LS1012A
Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Diffstat (limited to 'board/freescale/ls1012aqds/ls1012aqds.c')
| -rw-r--r-- | board/freescale/ls1012aqds/ls1012aqds.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/board/freescale/ls1012aqds/ls1012aqds.c b/board/freescale/ls1012aqds/ls1012aqds.c index 86c72ee357..30bf1047d5 100644 --- a/board/freescale/ls1012aqds/ls1012aqds.c +++ b/board/freescale/ls1012aqds/ls1012aqds.c @@ -107,10 +107,26 @@ int board_early_init_f(void) int misc_init_r(void) { u8 mux_sdhc_cd = 0x80; - - i2c_set_bus_num(0); + int bus_num = 0; + +#ifdef CONFIG_DM_I2C + struct udevice *dev; + int ret; + + ret = i2c_get_chip_for_busnum(bus_num, CONFIG_SYS_I2C_FPGA_ADDR, + 1, &dev); + if (ret) { + printf("%s: Cannot find udev for a bus %d\n", __func__, + bus_num); + return ret; + } + dm_i2c_write(dev, 0x5a, &mux_sdhc_cd, 1); +#else + i2c_set_bus_num(bus_num); i2c_write(CONFIG_SYS_I2C_FPGA_ADDR, 0x5a, 1, &mux_sdhc_cd, 1); +#endif + return 0; } #endif |