| Adriana Kobylak | d95d6af | 2019-03-19 10:40:36 -0500 | [diff] [blame] | 1 | #!/bin/sh |
| 2 | # This should be run before power-on and used to patch/update power specific |
| 3 | # hardware settings. This is platform specific settings that must be |
| 4 | # updated/removed if not Swift. |
| 5 | |
| 6 | ########## Program TPS53915 FSW to desired frequency ######### |
| 7 | # FREQUENCY_CONFIG D3h, bits 2:0 |
| 8 | |
| 9 | # AVDD, bus 3 addr 1D, set to 600khz |
| 10 | # 600khz = 1,0,0 |
| 11 | i2cset -y 3 0x1D 0xD3 0x04 b |
| 12 | |
| 13 | # 3.3VA, bus 3 addr 1C, set to 600khz |
| 14 | i2cset -y 3 0x1C 0xD3 0x04 b |
| 15 | |
| 16 | # 3.3VB, bus 3 addr 1B, set to 600khz |
| 17 | i2cset -y 3 0x1B 0xD3 0x04 b |
| 18 | |
| 19 | # 5.0V, bus 3 addr 1A, set to 850khz |
| 20 | # 850khz = 1,1,0 |
| 21 | i2cset -y 3 0x1A 0xD3 0x06 b |
| 22 | ########## END Program TPS53915 FSW to desired frequency ######### |
| 23 | |