Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 184803
b: refs/heads/master
c: 7356f0b
h: refs/heads/master
i:
  184801: 354e790
  184799: d7ea1fc
v: v3
  • Loading branch information
Vishwanath BS authored and Paul Walmsley committed Feb 24, 2010
1 parent e6a107e commit 9f4bc79
Show file tree
Hide file tree
Showing 5 changed files with 66 additions and 9 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 678bc9a2eabb7f444ef8ad1cfc5ef394e2bd8bf2
refs/heads/master: 7356f0b26b3176610b4de439e8c7bfe10c797347
66 changes: 58 additions & 8 deletions trunk/arch/arm/mach-omap2/clock34xx_data.c
Original file line number Diff line number Diff line change
Expand Up @@ -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[] = {
Expand All @@ -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 },
Expand Down Expand Up @@ -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 },
Expand All @@ -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 = {
Expand All @@ -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 = {
Expand Down Expand Up @@ -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),
Expand Down Expand Up @@ -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;
Expand Down
2 changes: 2 additions & 0 deletions trunk/arch/arm/mach-omap2/cm-regbits-34xx.h
Original file line number Diff line number Diff line change
Expand Up @@ -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
Expand Down
3 changes: 3 additions & 0 deletions trunk/arch/arm/mach-omap2/id.c
Original file line number Diff line number Diff line change
Expand Up @@ -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)
Expand Down Expand Up @@ -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");
}
Expand Down
2 changes: 2 additions & 0 deletions trunk/arch/arm/plat-omap/include/plat/cpu.h
Original file line number Diff line number Diff line change
Expand Up @@ -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) \
Expand All @@ -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

0 comments on commit 9f4bc79

Please sign in to comment.