diff options
Diffstat (limited to 'hw/omap_clk.c')
| -rw-r--r-- | hw/omap_clk.c | 522 |
1 files changed, 518 insertions, 4 deletions
diff --git a/hw/omap_clk.c b/hw/omap_clk.c index 37daec266b..da03e156e6 100644 --- a/hw/omap_clk.c +++ b/hw/omap_clk.c @@ -1,7 +1,7 @@ /* * OMAP clocks. * - * Copyright (C) 2006-2007 Andrzej Zaborowski <balrog@zabor.org> + * Copyright (C) 2006-2008 Andrzej Zaborowski <balrog@zabor.org> * * Clocks data comes in part from arch/arm/mach-omap1/clock.h in Linux. * @@ -34,6 +34,9 @@ struct clk { #define CLOCK_IN_OMAP730 (1 << 11) #define CLOCK_IN_OMAP1510 (1 << 12) #define CLOCK_IN_OMAP16XX (1 << 13) +#define CLOCK_IN_OMAP242X (1 << 14) +#define CLOCK_IN_OMAP243X (1 << 15) +#define CLOCK_IN_OMAP343X (1 << 16) uint32_t flags; int id; @@ -55,7 +58,8 @@ static struct clk xtal_osc12m = { static struct clk xtal_osc32k = { .name = "xtal_osc_32k", .rate = 32768, - .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | CLOCK_IN_OMAP310, + .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | CLOCK_IN_OMAP310 | + CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, }; static struct clk ck_ref = { @@ -502,11 +506,441 @@ static struct clk i2c_ick = { static struct clk clk32k = { .name = "clk32-kHz", .flags = CLOCK_IN_OMAP310 | CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | - ALWAYS_ENABLED, - .parent = &xtal_osc32k, + CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ALWAYS_ENABLED, + .parent = &xtal_osc32k, +}; + +static struct clk apll_96m = { + .name = "apll_96m", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ALWAYS_ENABLED, + .rate = 96000000, + /*.parent = sys.xtalin */ +}; + +static struct clk apll_54m = { + .name = "apll_54m", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ALWAYS_ENABLED, + .rate = 54000000, + /*.parent = sys.xtalin */ +}; + +static struct clk sys_clk = { + .name = "sys_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ALWAYS_ENABLED, + .rate = 32768, + /*.parent = sys.xtalin */ +}; + +static struct clk sleep_clk = { + .name = "sleep_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ALWAYS_ENABLED, + .rate = 32768, + /*.parent = sys.xtalin */ +}; + +static struct clk dpll_ck = { + .name = "dpll", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ALWAYS_ENABLED, + /*.parent = sys.xtalin */ +}; + +static struct clk dpll_x2_ck = { + .name = "dpll_x2", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ALWAYS_ENABLED, + /*.parent = sys.xtalin */ +}; + +static struct clk wdt1_sys_clk = { + .name = "wdt1_sys_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X | ALWAYS_ENABLED, + .rate = 32768, + /*.parent = sys.xtalin */ +}; + +static struct clk func_96m_clk = { + .name = "func_96m_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .divisor = 1, + .parent = &apll_96m, +}; + +static struct clk func_48m_clk = { + .name = "func_48m_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .divisor = 2, + .parent = &apll_96m, +}; + +static struct clk func_12m_clk = { + .name = "func_12m_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .divisor = 8, + .parent = &apll_96m, +}; + +static struct clk func_54m_clk = { + .name = "func_54m_clk", + .flags = CLOCK_IN_OMAP242X, + .divisor = 1, + .parent = &apll_54m, +}; + +static struct clk sys_clkout = { + .name = "clkout", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk sys_clkout2 = { + .name = "clkout2", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_clk = { + .name = "core_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &dpll_ck, +}; + +static struct clk l3_clk = { + .name = "l3_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_clk, +}; + +static struct clk core_l4_iclk = { + .name = "core_l4_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &l3_clk, +}; + +static struct clk wu_l4_iclk = { + .name = "wu_l4_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &l3_clk, +}; + +static struct clk core_l3_iclk = { + .name = "core_l3_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_clk, +}; + +static struct clk core_l4_usb_clk = { + .name = "core_l4_usb_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &l3_clk, +}; + +static struct clk wu_gpt1_clk = { + .name = "wu_gpt1_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk wu_32k_clk = { + .name = "wu_32k_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk uart1_fclk = { + .name = "uart1_fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &func_48m_clk, +}; + +static struct clk uart1_iclk = { + .name = "uart1_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l4_iclk, +}; + +static struct clk uart2_fclk = { + .name = "uart2_fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &func_48m_clk, +}; + +static struct clk uart2_iclk = { + .name = "uart2_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l4_iclk, +}; + +static struct clk uart3_fclk = { + .name = "uart3_fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &func_48m_clk, +}; + +static struct clk uart3_iclk = { + .name = "uart3_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l4_iclk, +}; + +static struct clk mpu_fclk = { + .name = "mpu_fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_clk, +}; + +static struct clk mpu_iclk = { + .name = "mpu_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_clk, +}; + +static struct clk int_m_fclk = { + .name = "int_m_fclk", + .alias = "mpu_intc_fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_clk, +}; + +static struct clk int_m_iclk = { + .name = "int_m_iclk", + .alias = "mpu_intc_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_clk, +}; + +static struct clk core_gpt2_clk = { + .name = "core_gpt2_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt3_clk = { + .name = "core_gpt3_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt4_clk = { + .name = "core_gpt4_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt5_clk = { + .name = "core_gpt5_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt6_clk = { + .name = "core_gpt6_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt7_clk = { + .name = "core_gpt7_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt8_clk = { + .name = "core_gpt8_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt9_clk = { + .name = "core_gpt9_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt10_clk = { + .name = "core_gpt10_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt11_clk = { + .name = "core_gpt11_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk core_gpt12_clk = { + .name = "core_gpt12_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, +}; + +static struct clk mcbsp1_clk = { + .name = "mcbsp1_cg", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .divisor = 2, + .parent = &func_96m_clk, +}; + +static struct clk mcbsp2_clk = { + .name = "mcbsp2_cg", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .divisor = 2, + .parent = &func_96m_clk, +}; + +static struct clk emul_clk = { + .name = "emul_ck", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &func_54m_clk, +}; + +static struct clk sdma_fclk = { + .name = "sdma_fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &l3_clk, +}; + +static struct clk sdma_iclk = { + .name = "sdma_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l3_iclk, /* core_l4_iclk for the configuration port */ +}; + +static struct clk i2c1_fclk = { + .name = "i2c1.fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &func_12m_clk, + .divisor = 1, +}; + +static struct clk i2c1_iclk = { + .name = "i2c1.iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l4_iclk, +}; + +static struct clk i2c2_fclk = { + .name = "i2c2.fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &func_12m_clk, + .divisor = 1, +}; + +static struct clk i2c2_iclk = { + .name = "i2c2.iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l4_iclk, +}; + +static struct clk gpio_dbclk[4] = { + { + .name = "gpio1_dbclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &wu_32k_clk, + }, { + .name = "gpio2_dbclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &wu_32k_clk, + }, { + .name = "gpio3_dbclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &wu_32k_clk, + }, { + .name = "gpio4_dbclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &wu_32k_clk, + }, +}; + +static struct clk gpio_iclk = { + .name = "gpio_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &wu_l4_iclk, +}; + +static struct clk mmc_fck = { + .name = "mmc_fclk", + .flags = CLOCK_IN_OMAP242X, + .parent = &func_96m_clk, +}; + +static struct clk mmc_ick = { + .name = "mmc_iclk", + .flags = CLOCK_IN_OMAP242X, + .parent = &core_l4_iclk, +}; + +static struct clk spi_fclk[3] = { + { + .name = "spi1_fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &func_48m_clk, + }, { + .name = "spi2_fclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &func_48m_clk, + }, { + .name = "spi3_fclk", + .flags = CLOCK_IN_OMAP243X, + .parent = &func_48m_clk, + }, +}; + +static struct clk dss_clk[2] = { + { + .name = "dss_clk1", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_clk, + }, { + .name = "dss_clk2", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &sys_clk, + }, +}; + +static struct clk dss_54m_clk = { + .name = "dss_54m_clk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &func_54m_clk, +}; + +static struct clk dss_l3_iclk = { + .name = "dss_l3_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l3_iclk, +}; + +static struct clk dss_l4_iclk = { + .name = "dss_l4_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l4_iclk, +}; + +static struct clk spi_iclk[3] = { + { + .name = "spi1_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l4_iclk, + }, { + .name = "spi2_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + .parent = &core_l4_iclk, + }, { + .name = "spi3_iclk", + .flags = CLOCK_IN_OMAP243X, + .parent = &core_l4_iclk, + }, +}; + +static struct clk omapctrl_clk = { + .name = "omapctrl_iclk", + .flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X, + /* XXX Should be in WKUP domain */ + .parent = &core_l4_iclk, }; static struct clk *onchip_clks[] = { + /* OMAP 1 */ + /* non-ULPD clocks */ &xtal_osc12m, &xtal_osc32k, @@ -572,6 +1006,80 @@ static struct clk *onchip_clks[] = { /* Virtual clocks */ &i2c_fck, &i2c_ick, + + /* OMAP 2 */ + + &apll_96m, + &apll_54m, + &sys_clk, + &sleep_clk, + &dpll_ck, + &dpll_x2_ck, + &wdt1_sys_clk, + &func_96m_clk, + &func_48m_clk, + &func_12m_clk, + &func_54m_clk, + &sys_clkout, + &sys_clkout2, + &core_clk, + &l3_clk, + &core_l4_iclk, + &wu_l4_iclk, + &core_l3_iclk, + &core_l4_usb_clk, + &wu_gpt1_clk, + &wu_32k_clk, + &uart1_fclk, + &uart1_iclk, + &uart2_fclk, + &uart2_iclk, + &uart3_fclk, + &uart3_iclk, + &mpu_fclk, + &mpu_iclk, + &int_m_fclk, + &int_m_iclk, + &core_gpt2_clk, + &core_gpt3_clk, + &core_gpt4_clk, + &core_gpt5_clk, + &core_gpt6_clk, + &core_gpt7_clk, + &core_gpt8_clk, + &core_gpt9_clk, + &core_gpt10_clk, + &core_gpt11_clk, + &core_gpt12_clk, + &mcbsp1_clk, + &mcbsp2_clk, + &emul_clk, + &sdma_fclk, + &sdma_iclk, + &i2c1_fclk, + &i2c1_iclk, + &i2c2_fclk, + &i2c2_iclk, + &gpio_dbclk[0], + &gpio_dbclk[1], + &gpio_dbclk[2], + &gpio_dbclk[3], + &gpio_iclk, + &mmc_fck, + &mmc_ick, + &spi_fclk[0], + &spi_iclk[0], + &spi_fclk[1], + &spi_iclk[1], + &spi_fclk[2], + &spi_iclk[2], + &dss_clk[0], + &dss_clk[1], + &dss_54m_clk, + &dss_l3_iclk, + &dss_l4_iclk, + &omapctrl_clk, + 0 }; @@ -727,6 +1235,12 @@ void omap_clk_init(struct omap_mpu_state_s *mpu) flag = CLOCK_IN_OMAP310; else if (cpu_is_omap1510(mpu)) flag = CLOCK_IN_OMAP1510; + else if (cpu_is_omap2410(mpu) || cpu_is_omap2420(mpu)) + flag = CLOCK_IN_OMAP242X; + else if (cpu_is_omap2430(mpu)) + flag = CLOCK_IN_OMAP243X; + else if (cpu_is_omap3430(mpu)) + flag = CLOCK_IN_OMAP243X; else return; |