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| author | Taniya Das <tdas@codeaurora.org> | 2019-12-19 16:41:02 +0530 |
|---|---|---|
| committer | Julius Werner <jwerner@chromium.org> | 2020-02-07 23:12:00 +0000 |
| commit | 91dc1e74a52ec33dc7f5c33dca73f02c5fe54cf0 (patch) | |
| tree | d12a349c19549d7f1443fee76ba938a0dcccb416 /src/soc/qualcomm/sc7180 | |
| parent | bcd62f5737f5022b1bbe0041d4222575851b3cb9 (diff) | |
| download | coreboot-91dc1e74a52ec33dc7f5c33dca73f02c5fe54cf0.tar.xz | |
sc7180: clock: Fix QUP DFSR configuration for perf levels
Update the QUP DFSR cmd to clear the SW control and also update the perf
registers when M is set. While at it also update the d_2 values.
Tested: validated DFSR clock configuration and M/N/D values.
Change-Id: I6bba1c6f99810963aaa607885ef400c523c0e905
Signed-off-by: Taniya Das <tdas@codeaurora.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38389
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Diffstat (limited to 'src/soc/qualcomm/sc7180')
| -rw-r--r-- | src/soc/qualcomm/sc7180/clock.c | 14 | ||||
| -rw-r--r-- | src/soc/qualcomm/sc7180/include/soc/clock.h | 1 |
2 files changed, 9 insertions, 6 deletions
diff --git a/src/soc/qualcomm/sc7180/clock.c b/src/soc/qualcomm/sc7180/clock.c index b447a54487..213c37ff3c 100644 --- a/src/soc/qualcomm/sc7180/clock.c +++ b/src/soc/qualcomm/sc7180/clock.c @@ -72,7 +72,7 @@ struct clock_config qup_wrap_cfg[] = { .div = DIV(1), .m = 8, .n = 75, - .d_2 = 150, + .d_2 = 75, }, { .hz = 48 * MHz, @@ -80,7 +80,7 @@ struct clock_config qup_wrap_cfg[] = { .div = DIV(1), .m = 4, .n = 25, - .d_2 = 50, + .d_2 = 25, }, { .hz = 64 * MHz, @@ -88,7 +88,7 @@ struct clock_config qup_wrap_cfg[] = { .div = DIV(1), .m = 16, .n = 75, - .d_2 = 150, + .d_2 = 75, }, { .hz = 96 * MHz, @@ -96,7 +96,7 @@ struct clock_config qup_wrap_cfg[] = { .div = DIV(1), .m = 8, .n = 25, - .d_2 = 50, + .d_2 = 25, }, { .hz = 100 * MHz, @@ -236,7 +236,9 @@ void clock_configure_dfsr(int qup) struct sc7180_qupv3_clock *qup_clk = qup < QUP_WRAP1_S0 ? &gcc->qup_wrap0_s[s] : &gcc->qup_wrap1_s[s]; - setbits32(&qup_clk->dfsr_clk.cmd_dfsr, BIT(CLK_CTL_CMD_DFSR_SHFT)); + clrsetbits32(&qup_clk->dfsr_clk.cmd_dfsr, + BIT(CLK_CTL_CMD_RCG_SW_CTL_SHFT), + BIT(CLK_CTL_CMD_DFSR_SHFT)); for (idx = 0; idx < ARRAY_SIZE(qup_wrap_cfg); idx++) { reg_val = (qup_wrap_cfg[idx].src << CLK_CTL_CFG_SRC_SEL_SHFT) | @@ -247,7 +249,7 @@ void clock_configure_dfsr(int qup) if (qup_wrap_cfg[idx].m == 0) continue; - setbits32(&qup_clk->dfsr_clk.cmd_dfsr, + setbits32(&qup_clk->dfsr_clk.perf_dfsr[idx], RCG_MODE_DUAL_EDGE << CLK_CTL_CFG_MODE_SHFT); reg_val = qup_wrap_cfg[idx].m & CLK_CTL_RCG_MND_BMSK; diff --git a/src/soc/qualcomm/sc7180/include/soc/clock.h b/src/soc/qualcomm/sc7180/include/soc/clock.h index 2e44b60623..383e6d7be2 100644 --- a/src/soc/qualcomm/sc7180/include/soc/clock.h +++ b/src/soc/qualcomm/sc7180/include/soc/clock.h @@ -187,6 +187,7 @@ enum clk_ctl_bcr { enum clk_ctl_dfsr { CLK_CTL_CMD_DFSR_BMSK = 0x1, CLK_CTL_CMD_DFSR_SHFT = 0, + CLK_CTL_CMD_RCG_SW_CTL_SHFT = 15, }; enum clk_qup { |