diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-10-11 05:55:04 -0400 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-10-11 05:55:04 -0400 |
commit | a0f0dd57f4a85310d9936f1770a0424b49fef876 (patch) | |
tree | 2f85b8b67dda13d19b02ca39e0fbef921cb1cf8b /arch/arm/mach-omap2/clkt34xx_dpll3m2.c | |
parent | 2a552d5e63d7fa602c9a9a0717008737f55625a6 (diff) | |
parent | 846a136881b8f73c1f74250bf6acfaa309cab1f2 (diff) |
Merge branch 'fixes' into for-linus
Conflicts:
arch/arm/kernel/smp.c
Diffstat (limited to 'arch/arm/mach-omap2/clkt34xx_dpll3m2.c')
-rw-r--r-- | arch/arm/mach-omap2/clkt34xx_dpll3m2.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c index d6e34dd9e7e7..7c6da2f731dc 100644 --- a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c +++ b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c | |||
@@ -56,6 +56,7 @@ int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate) | |||
56 | struct omap_sdrc_params *sdrc_cs0; | 56 | struct omap_sdrc_params *sdrc_cs0; |
57 | struct omap_sdrc_params *sdrc_cs1; | 57 | struct omap_sdrc_params *sdrc_cs1; |
58 | int ret; | 58 | int ret; |
59 | unsigned long clkrate; | ||
59 | 60 | ||
60 | if (!clk || !rate) | 61 | if (!clk || !rate) |
61 | return -EINVAL; | 62 | return -EINVAL; |
@@ -64,11 +65,12 @@ int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate) | |||
64 | if (validrate != rate) | 65 | if (validrate != rate) |
65 | return -EINVAL; | 66 | return -EINVAL; |
66 | 67 | ||
67 | sdrcrate = sdrc_ick_p->rate; | 68 | sdrcrate = __clk_get_rate(sdrc_ick_p); |
68 | if (rate > clk->rate) | 69 | clkrate = __clk_get_rate(clk); |
69 | sdrcrate <<= ((rate / clk->rate) >> 1); | 70 | if (rate > clkrate) |
71 | sdrcrate <<= ((rate / clkrate) >> 1); | ||
70 | else | 72 | else |
71 | sdrcrate >>= ((clk->rate / rate) >> 1); | 73 | sdrcrate >>= ((clkrate / rate) >> 1); |
72 | 74 | ||
73 | ret = omap2_sdrc_get_params(sdrcrate, &sdrc_cs0, &sdrc_cs1); | 75 | ret = omap2_sdrc_get_params(sdrcrate, &sdrc_cs0, &sdrc_cs1); |
74 | if (ret) | 76 | if (ret) |
@@ -82,7 +84,7 @@ int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate) | |||
82 | /* | 84 | /* |
83 | * XXX This only needs to be done when the CPU frequency changes | 85 | * XXX This only needs to be done when the CPU frequency changes |
84 | */ | 86 | */ |
85 | _mpurate = arm_fck_p->rate / CYCLES_PER_MHZ; | 87 | _mpurate = __clk_get_rate(arm_fck_p) / CYCLES_PER_MHZ; |
86 | c = (_mpurate << SDRC_MPURATE_SCALE) >> SDRC_MPURATE_BASE_SHIFT; | 88 | c = (_mpurate << SDRC_MPURATE_SCALE) >> SDRC_MPURATE_BASE_SHIFT; |
87 | c += 1; /* for safety */ | 89 | c += 1; /* for safety */ |
88 | c *= SDRC_MPURATE_LOOPS; | 90 | c *= SDRC_MPURATE_LOOPS; |
@@ -90,28 +92,26 @@ int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate) | |||
90 | if (c == 0) | 92 | if (c == 0) |
91 | c = 1; | 93 | c = 1; |
92 | 94 | ||
93 | pr_debug("clock: changing CORE DPLL rate from %lu to %lu\n", clk->rate, | 95 | pr_debug("clock: changing CORE DPLL rate from %lu to %lu\n", |
94 | validrate); | 96 | clkrate, validrate); |
95 | pr_debug("clock: SDRC CS0 timing params used:" | 97 | pr_debug("clock: SDRC CS0 timing params used: RFR %08x CTRLA %08x CTRLB %08x MR %08x\n", |
96 | " RFR %08x CTRLA %08x CTRLB %08x MR %08x\n", | ||
97 | sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla, | 98 | sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla, |
98 | sdrc_cs0->actim_ctrlb, sdrc_cs0->mr); | 99 | sdrc_cs0->actim_ctrlb, sdrc_cs0->mr); |
99 | if (sdrc_cs1) | 100 | if (sdrc_cs1) |
100 | pr_debug("clock: SDRC CS1 timing params used: " | 101 | pr_debug("clock: SDRC CS1 timing params used: RFR %08x CTRLA %08x CTRLB %08x MR %08x\n", |
101 | " RFR %08x CTRLA %08x CTRLB %08x MR %08x\n", | 102 | sdrc_cs1->rfr_ctrl, sdrc_cs1->actim_ctrla, |
102 | sdrc_cs1->rfr_ctrl, sdrc_cs1->actim_ctrla, | 103 | sdrc_cs1->actim_ctrlb, sdrc_cs1->mr); |
103 | sdrc_cs1->actim_ctrlb, sdrc_cs1->mr); | ||
104 | 104 | ||
105 | if (sdrc_cs1) | 105 | if (sdrc_cs1) |
106 | omap3_configure_core_dpll( | 106 | omap3_configure_core_dpll( |
107 | new_div, unlock_dll, c, rate > clk->rate, | 107 | new_div, unlock_dll, c, rate > clkrate, |
108 | sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla, | 108 | sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla, |
109 | sdrc_cs0->actim_ctrlb, sdrc_cs0->mr, | 109 | sdrc_cs0->actim_ctrlb, sdrc_cs0->mr, |
110 | sdrc_cs1->rfr_ctrl, sdrc_cs1->actim_ctrla, | 110 | sdrc_cs1->rfr_ctrl, sdrc_cs1->actim_ctrla, |
111 | sdrc_cs1->actim_ctrlb, sdrc_cs1->mr); | 111 | sdrc_cs1->actim_ctrlb, sdrc_cs1->mr); |
112 | else | 112 | else |
113 | omap3_configure_core_dpll( | 113 | omap3_configure_core_dpll( |
114 | new_div, unlock_dll, c, rate > clk->rate, | 114 | new_div, unlock_dll, c, rate > clkrate, |
115 | sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla, | 115 | sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla, |
116 | sdrc_cs0->actim_ctrlb, sdrc_cs0->mr, | 116 | sdrc_cs0->actim_ctrlb, sdrc_cs0->mr, |
117 | 0, 0, 0, 0); | 117 | 0, 0, 0, 0); |