diff options
| -rw-r--r-- | arch/arm/mach-omap2/clock34xx_data.c | 66 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/cm-regbits-34xx.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/id.c | 3 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/cpu.h | 2 |
4 files changed, 65 insertions, 8 deletions
diff --git a/arch/arm/mach-omap2/clock34xx_data.c b/arch/arm/mach-omap2/clock34xx_data.c index 4dd5926ad980..da71ef17cb11 100644 --- a/arch/arm/mach-omap2/clock34xx_data.c +++ b/arch/arm/mach-omap2/clock34xx_data.c @@ -692,18 +692,24 @@ static struct clk dpll4_m2x2_ck = { * 96M_ALWON_FCLK (called "omap_96m_alwon_fck" below) and * CM_96K_(F)CLK. */ -static struct clk omap_96m_alwon_fck = { - .name = "omap_96m_alwon_fck", + +/* Adding 192MHz Clock node needed by SGX */ +static struct clk omap_192m_alwon_fck = { + .name = "omap_192m_alwon_fck", .ops = &clkops_null, .parent = &dpll4_m2x2_ck, .recalc = &followparent_recalc, }; -static struct clk cm_96m_fck = { - .name = "cm_96m_fck", - .ops = &clkops_null, - .parent = &omap_96m_alwon_fck, - .recalc = &followparent_recalc, +static const struct clksel_rate omap_96m_alwon_fck_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_36XX }, + { .div = 2, .val = 2, .flags = RATE_IN_36XX | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel omap_96m_alwon_fck_clksel[] = { + { .parent = &omap_192m_alwon_fck, .rates = omap_96m_alwon_fck_rates }, + { .parent = NULL } }; static const struct clksel_rate omap_96m_dpll_rates[] = { @@ -716,6 +722,31 @@ static const struct clksel_rate omap_96m_sys_rates[] = { { .div = 0 } }; +static struct clk omap_96m_alwon_fck = { + .name = "omap_96m_alwon_fck", + .ops = &clkops_null, + .parent = &dpll4_m2x2_ck, + .recalc = &followparent_recalc, +}; + +static struct clk omap_96m_alwon_fck_3630 = { + .name = "omap_96m_alwon_fck", + .parent = &omap_192m_alwon_fck, + .init = &omap2_init_clksel_parent, + .ops = &clkops_null, + .recalc = &omap2_clksel_recalc, + .clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL), + .clksel_mask = OMAP3630_CLKSEL_96M_MASK, + .clksel = omap_96m_alwon_fck_clksel +}; + +static struct clk cm_96m_fck = { + .name = "cm_96m_fck", + .ops = &clkops_null, + .parent = &omap_96m_alwon_fck, + .recalc = &followparent_recalc, +}; + static const struct clksel omap_96m_fck_clksel[] = { { .parent = &cm_96m_fck, .rates = omap_96m_dpll_rates }, { .parent = &sys_ck, .rates = omap_96m_sys_rates }, @@ -1304,12 +1335,24 @@ static struct clk gfx_cg2_ck = { /* SGX power domain - 3430ES2 only */ static const struct clksel_rate sgx_core_rates[] = { + { .div = 2, .val = 5, .flags = RATE_IN_36XX }, { .div = 3, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, { .div = 4, .val = 1, .flags = RATE_IN_343X }, { .div = 6, .val = 2, .flags = RATE_IN_343X }, { .div = 0 }, }; +static const struct clksel_rate sgx_192m_rates[] = { + { .div = 1, .val = 4, .flags = RATE_IN_36XX | DEFAULT_RATE }, + { .div = 0 }, +}; + +static const struct clksel_rate sgx_corex2_rates[] = { + { .div = 3, .val = 6, .flags = RATE_IN_36XX | DEFAULT_RATE }, + { .div = 5, .val = 7, .flags = RATE_IN_36XX }, + { .div = 0 }, +}; + static const struct clksel_rate sgx_96m_rates[] = { { .div = 1, .val = 3, .flags = RATE_IN_343X | DEFAULT_RATE }, { .div = 0 }, @@ -1318,7 +1361,9 @@ static const struct clksel_rate sgx_96m_rates[] = { static const struct clksel sgx_clksel[] = { { .parent = &core_ck, .rates = sgx_core_rates }, { .parent = &cm_96m_fck, .rates = sgx_96m_rates }, - { .parent = NULL }, + { .parent = &omap_192m_alwon_fck, .rates = sgx_192m_rates }, + { .parent = &corex2_fck, .rates = sgx_corex2_rates }, + { .parent = NULL } }; static struct clk sgx_fck = { @@ -1332,6 +1377,8 @@ static struct clk sgx_fck = { .clksel = sgx_clksel, .clkdm_name = "sgx_clkdm", .recalc = &omap2_clksel_recalc, + .set_rate = &omap2_clksel_set_rate, + .round_rate = &omap2_clksel_round_rate }; static struct clk sgx_ick = { @@ -3262,6 +3309,7 @@ static struct omap_clk omap3xxx_clks[] = { CLK("etb", "emu_core_alwon_ck", &emu_core_alwon_ck, CK_3XXX), CLK(NULL, "dpll4_ck", &dpll4_ck, CK_3XXX), CLK(NULL, "dpll4_x2_ck", &dpll4_x2_ck, CK_3XXX), + CLK(NULL, "omap_192m_alwon_fck", &omap_192m_alwon_fck, CK_36XX), CLK(NULL, "omap_96m_alwon_fck", &omap_96m_alwon_fck, CK_3XXX), CLK(NULL, "omap_96m_fck", &omap_96m_fck, CK_3XXX), CLK(NULL, "cm_96m_fck", &cm_96m_fck, CK_3XXX), @@ -3495,6 +3543,8 @@ int __init omap3xxx_clk_init(void) cpu_clkflg |= CK_3430ES2; } } + if (omap3_has_192mhz_clk()) + omap_96m_alwon_fck = omap_96m_alwon_fck_3630; if (cpu_is_omap3630()) { cpu_mask |= RATE_IN_36XX; diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h index e6a724cc63f1..a3a3ca07e383 100644 --- a/arch/arm/mach-omap2/cm-regbits-34xx.h +++ b/arch/arm/mach-omap2/cm-regbits-34xx.h @@ -346,6 +346,8 @@ #define OMAP3430_CLKSEL_L4_MASK (0x3 << 2) #define OMAP3430_CLKSEL_L3_SHIFT 0 #define OMAP3430_CLKSEL_L3_MASK (0x3 << 0) +#define OMAP3630_CLKSEL_96M_SHIFT 12 +#define OMAP3630_CLKSEL_96M_MASK (0x3 << 12) /* CM_CLKSTCTRL_CORE */ #define OMAP3430ES1_CLKTRCTRL_D2D_SHIFT 4 diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 9e7c4aeeae02..d2897a6fe491 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -175,6 +175,8 @@ void __init omap3_check_features(void) OMAP3_CHECK_FEATURE(status, SGX); OMAP3_CHECK_FEATURE(status, NEON); OMAP3_CHECK_FEATURE(status, ISP); + if (cpu_is_omap3630()) + omap3_features |= OMAP3_HAS_192MHZ_CLK; /* * TODO: Get additional info (where applicable) @@ -359,6 +361,7 @@ void __init omap3_cpuinfo(void) OMAP3_SHOW_FEATURE(sgx); OMAP3_SHOW_FEATURE(neon); OMAP3_SHOW_FEATURE(isp); + OMAP3_SHOW_FEATURE(192mhz_clk); printk(")\n"); } diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index b80151c1ee61..ed8786c41df2 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -439,6 +439,7 @@ extern u32 omap3_features; #define OMAP3_HAS_SGX BIT(2) #define OMAP3_HAS_NEON BIT(3) #define OMAP3_HAS_ISP BIT(4) +#define OMAP3_HAS_192MHZ_CLK BIT(5) #define OMAP3_HAS_FEATURE(feat,flag) \ static inline unsigned int omap3_has_ ##feat(void) \ @@ -451,5 +452,6 @@ OMAP3_HAS_FEATURE(sgx, SGX) OMAP3_HAS_FEATURE(iva, IVA) OMAP3_HAS_FEATURE(neon, NEON) OMAP3_HAS_FEATURE(isp, ISP) +OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK) #endif |
