diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/amd/picasso/include/soc/southbridge.h | 3 | ||||
| -rw-r--r-- | src/soc/amd/picasso/southbridge.c | 18 |
2 files changed, 4 insertions, 17 deletions
diff --git a/src/soc/amd/picasso/include/soc/southbridge.h b/src/soc/amd/picasso/include/soc/southbridge.h index 36880a14a3..8c96aa7f99 100644 --- a/src/soc/amd/picasso/include/soc/southbridge.h +++ b/src/soc/amd/picasso/include/soc/southbridge.h @@ -175,6 +175,7 @@ #define CG1PLL_LF_MODE_MASK (0x1ff << CG1PLL_LF_MODE_SHIFT) #define MISC_CLK_CNTL1 0x40 #define CG1PLL_FBDIV_TEST BIT(26) +#define BP_X48M0_OUTPUT_EN BIT(2) /* 1=En, unlike Hudson, Kern */ #define OSCOUT1_CLK_OUTPUT_ENB BIT(2) /* 0 = Enabled, 1 = Disabled */ #define OSCOUT2_CLK_OUTPUT_ENB BIT(7) /* 0 = Enabled, 1 = Disabled */ @@ -312,7 +313,7 @@ struct soc_power_reg { }; void enable_aoac_devices(void); -void sb_clk_output_48Mhz(u32 osc); +void sb_clk_output_48Mhz(void); void sb_disable_4dw_burst(void); void sb_enable(struct device *dev); void southbridge_final(void *chip_info); diff --git a/src/soc/amd/picasso/southbridge.c b/src/soc/amd/picasso/southbridge.c index 84c15a7595..e1d16b7e3c 100644 --- a/src/soc/amd/picasso/southbridge.c +++ b/src/soc/amd/picasso/southbridge.c @@ -190,26 +190,12 @@ static void sb_enable_legacy_io(void) pm_write32(PM_DECODE_EN, reg | LEGACY_IO_EN); } -void sb_clk_output_48Mhz(u32 osc) +void sb_clk_output_48Mhz(void) { u32 ctrl; - /* - * Clear the disable for OSCOUT1 (signal typically named XnnM_25M_48M) - * or OSCOUT2 (USBCLK/25M_48M_OSC). The frequency defaults to 48MHz. - */ ctrl = misc_read32(MISC_CLK_CNTL1); - - switch (osc) { - case 1: - ctrl &= ~OSCOUT1_CLK_OUTPUT_ENB; - break; - case 2: - ctrl &= ~OSCOUT2_CLK_OUTPUT_ENB; - break; - default: - return; /* do nothing if invalid */ - } + ctrl |= BP_X48M0_OUTPUT_EN; misc_write32(MISC_CLK_CNTL1, ctrl); } |