| #!/bin/sh |
| # This should be run before power-on and used to patch/update power specific |
| # hardware settings. This is platform specific settings that must be |
| # updated/removed if not Swift. |
| |
| ########## Program TPS53915 FSW to desired frequency ######### |
| # FREQUENCY_CONFIG D3h, bits 2:0 |
| |
| # AVDD, bus 3 addr 1D, set to 600khz |
| # 600khz = 1,0,0 |
| i2cset -y 3 0x1D 0xD3 0x04 b |
| |
| # 3.3VA, bus 3 addr 1C, set to 600khz |
| i2cset -y 3 0x1C 0xD3 0x04 b |
| |
| # 3.3VB, bus 3 addr 1B, set to 600khz |
| i2cset -y 3 0x1B 0xD3 0x04 b |
| |
| # 5.0V, bus 3 addr 1A, set to 850khz |
| # 850khz = 1,1,0 |
| i2cset -y 3 0x1A 0xD3 0x06 b |
| ########## END Program TPS53915 FSW to desired frequency ######### |
| |