diff options
Diffstat (limited to 'arch/arm/mach-omap2/clock2430_data.c')
| -rw-r--r-- | arch/arm/mach-omap2/clock2430_data.c | 64 |
1 files changed, 59 insertions, 5 deletions
diff --git a/arch/arm/mach-omap2/clock2430_data.c b/arch/arm/mach-omap2/clock2430_data.c index 701a171..e32afcb 100644 --- a/arch/arm/mach-omap2/clock2430_data.c +++ b/arch/arm/mach-omap2/clock2430_data.c @@ -27,6 +27,7 @@ #include "prm-regbits-24xx.h" #include "cm-regbits-24xx.h" #include "sdrc.h" +#include "control.h" #define OMAP_CM_REGADDR OMAP2430_CM_REGADDR @@ -89,6 +90,12 @@ static struct clk alt_ck = { /* Typical 54M or 48M, may not exist */ .clkdm_name = "wkup_clkdm", }; +/* Optional external clock input for McBSP CLKS */ +static struct clk mcbsp_clks = { + .name = "mcbsp_clks", + .ops = &clkops_null, +}; + /* * Analog domain root source clocks */ @@ -1123,14 +1130,34 @@ static struct clk mcbsp1_ick = { .recalc = &followparent_recalc, }; +static const struct clksel_rate common_mcbsp_96m_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_24XX }, + { .div = 0 } +}; + +static const struct clksel_rate common_mcbsp_mcbsp_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_24XX }, + { .div = 0 } +}; + +static const struct clksel mcbsp_fck_clksel[] = { + { .parent = &func_96m_ck, .rates = common_mcbsp_96m_rates }, + { .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates }, + { .parent = NULL } +}; + static struct clk mcbsp1_fck = { .name = "mcbsp1_fck", .ops = &clkops_omap2_dflt_wait, .parent = &func_96m_ck, + .init = &omap2_init_clksel_parent, .clkdm_name = "core_l4_clkdm", .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), .enable_bit = OMAP24XX_EN_MCBSP1_SHIFT, - .recalc = &followparent_recalc, + .clksel_reg = OMAP243X_CTRL_REGADDR(OMAP2_CONTROL_DEVCONF0), + .clksel_mask = OMAP2_MCBSP1_CLKS_MASK, + .clksel = mcbsp_fck_clksel, + .recalc = &omap2_clksel_recalc, }; static struct clk mcbsp2_ick = { @@ -1147,10 +1174,14 @@ static struct clk mcbsp2_fck = { .name = "mcbsp2_fck", .ops = &clkops_omap2_dflt_wait, .parent = &func_96m_ck, + .init = &omap2_init_clksel_parent, .clkdm_name = "core_l4_clkdm", .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), .enable_bit = OMAP24XX_EN_MCBSP2_SHIFT, - .recalc = &followparent_recalc, + .clksel_reg = OMAP243X_CTRL_REGADDR(OMAP2_CONTROL_DEVCONF0), + .clksel_mask = OMAP2_MCBSP2_CLKS_MASK, + .clksel = mcbsp_fck_clksel, + .recalc = &omap2_clksel_recalc, }; static struct clk mcbsp3_ick = { @@ -1167,10 +1198,14 @@ static struct clk mcbsp3_fck = { .name = "mcbsp3_fck", .ops = &clkops_omap2_dflt_wait, .parent = &func_96m_ck, + .init = &omap2_init_clksel_parent, .clkdm_name = "core_l4_clkdm", .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), .enable_bit = OMAP2430_EN_MCBSP3_SHIFT, - .recalc = &followparent_recalc, + .clksel_reg = OMAP243X_CTRL_REGADDR(OMAP243X_CONTROL_DEVCONF1), + .clksel_mask = OMAP2_MCBSP3_CLKS_MASK, + .clksel = mcbsp_fck_clksel, + .recalc = &omap2_clksel_recalc, }; static struct clk mcbsp4_ick = { @@ -1187,10 +1222,14 @@ static struct clk mcbsp4_fck = { .name = "mcbsp4_fck", .ops = &clkops_omap2_dflt_wait, .parent = &func_96m_ck, + .init = &omap2_init_clksel_parent, .clkdm_name = "core_l4_clkdm", .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), .enable_bit = OMAP2430_EN_MCBSP4_SHIFT, - .recalc = &followparent_recalc, + .clksel_reg = OMAP243X_CTRL_REGADDR(OMAP243X_CONTROL_DEVCONF1), + .clksel_mask = OMAP2_MCBSP4_CLKS_MASK, + .clksel = mcbsp_fck_clksel, + .recalc = &omap2_clksel_recalc, }; static struct clk mcbsp5_ick = { @@ -1207,10 +1246,14 @@ static struct clk mcbsp5_fck = { .name = "mcbsp5_fck", .ops = &clkops_omap2_dflt_wait, .parent = &func_96m_ck, + .init = &omap2_init_clksel_parent, .clkdm_name = "core_l4_clkdm", .enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP24XX_CM_FCLKEN2), .enable_bit = OMAP2430_EN_MCBSP5_SHIFT, - .recalc = &followparent_recalc, + .clksel_reg = OMAP243X_CTRL_REGADDR(OMAP243X_CONTROL_DEVCONF1), + .clksel_mask = OMAP2_MCBSP5_CLKS_MASK, + .clksel = mcbsp_fck_clksel, + .recalc = &omap2_clksel_recalc, }; static struct clk mcspi1_ick = { @@ -1808,6 +1851,12 @@ static struct omap_clk omap2430_clks[] = { CLK(NULL, "osc_ck", &osc_ck, CK_243X), CLK(NULL, "sys_ck", &sys_ck, CK_243X), CLK(NULL, "alt_ck", &alt_ck, CK_243X), + CLK("omap-mcbsp.1", "pad_fck", &mcbsp_clks, CK_243X), + CLK("omap-mcbsp.2", "pad_fck", &mcbsp_clks, CK_243X), + CLK("omap-mcbsp.3", "pad_fck", &mcbsp_clks, CK_243X), + CLK("omap-mcbsp.4", "pad_fck", &mcbsp_clks, CK_243X), + CLK("omap-mcbsp.5", "pad_fck", &mcbsp_clks, CK_243X), + CLK(NULL, "mcbsp_clks", &mcbsp_clks, CK_243X), /* internal analog sources */ CLK(NULL, "dpll_ck", &dpll_ck, CK_243X), CLK(NULL, "apll96_ck", &apll96_ck, CK_243X), @@ -1815,6 +1864,11 @@ static struct omap_clk omap2430_clks[] = { /* internal prcm root sources */ CLK(NULL, "func_54m_ck", &func_54m_ck, CK_243X), CLK(NULL, "core_ck", &core_ck, CK_243X), + CLK("omap-mcbsp.1", "prcm_fck", &func_96m_ck, CK_243X), + CLK("omap-mcbsp.2", "prcm_fck", &func_96m_ck, CK_243X), + CLK("omap-mcbsp.3", "prcm_fck", &func_96m_ck, CK_243X), + CLK("omap-mcbsp.4", "prcm_fck", &func_96m_ck, CK_243X), + CLK("omap-mcbsp.5", "prcm_fck", &func_96m_ck, CK_243X), CLK(NULL, "func_96m_ck", &func_96m_ck, CK_243X), CLK(NULL, "func_48m_ck", &func_48m_ck, CK_243X), CLK(NULL, "func_12m_ck", &func_12m_ck, CK_243X), |
