diff options
Diffstat (limited to 'arch/m68k/platform/coldfire/m532x.c')
| -rw-r--r-- | arch/m68k/platform/coldfire/m532x.c | 154 |
1 files changed, 133 insertions, 21 deletions
diff --git a/arch/m68k/platform/coldfire/m532x.c b/arch/m68k/platform/coldfire/m532x.c index 5394223639f..4819a44991e 100644 --- a/arch/m68k/platform/coldfire/m532x.c +++ b/arch/m68k/platform/coldfire/m532x.c @@ -26,32 +26,144 @@ #include <asm/mcfsim.h> #include <asm/mcfuart.h> #include <asm/mcfdma.h> -#include <asm/mcfgpio.h> #include <asm/mcfwdebug.h> +#include <asm/mcfclk.h> /***************************************************************************/ -struct mcf_gpio_chip mcf_gpio_chips[] = { - MCFGPS(PIRQ, 0, 8, MCFEPORT_EPDDR, MCFEPORT_EPDR, MCFEPORT_EPPDR), - MCFGPF(FECH, 8, 8), - MCFGPF(FECL, 16, 8), - MCFGPF(SSI, 24, 5), - MCFGPF(BUSCTL, 32, 4), - MCFGPF(BE, 40, 4), - MCFGPF(CS, 49, 5), - MCFGPF(PWM, 58, 4), - MCFGPF(FECI2C, 64, 4), - MCFGPF(UART, 72, 8), - MCFGPF(QSPI, 80, 6), - MCFGPF(TIMER, 88, 4), - MCFGPF(LCDDATAH, 96, 2), - MCFGPF(LCDDATAM, 104, 8), - MCFGPF(LCDDATAL, 112, 8), - MCFGPF(LCDCTLH, 120, 1), - MCFGPF(LCDCTLL, 128, 8), +DEFINE_CLK(0, "flexbus", 2, MCF_CLK); +DEFINE_CLK(0, "mcfcan.0", 8, MCF_CLK); +DEFINE_CLK(0, "fec.0", 12, MCF_CLK); +DEFINE_CLK(0, "edma", 17, MCF_CLK); +DEFINE_CLK(0, "intc.0", 18, MCF_CLK); +DEFINE_CLK(0, "intc.1", 19, MCF_CLK); +DEFINE_CLK(0, "iack.0", 21, MCF_CLK); +DEFINE_CLK(0, "mcfi2c.0", 22, MCF_CLK); +DEFINE_CLK(0, "mcfqspi.0", 23, MCF_CLK); +DEFINE_CLK(0, "mcfuart.0", 24, MCF_BUSCLK); +DEFINE_CLK(0, "mcfuart.1", 25, MCF_BUSCLK); +DEFINE_CLK(0, "mcfuart.2", 26, MCF_BUSCLK); +DEFINE_CLK(0, "mcftmr.0", 28, MCF_CLK); +DEFINE_CLK(0, "mcftmr.1", 29, MCF_CLK); +DEFINE_CLK(0, "mcftmr.2", 30, MCF_CLK); +DEFINE_CLK(0, "mcftmr.3", 31, MCF_CLK); + +DEFINE_CLK(0, "mcfpit.0", 32, MCF_CLK); +DEFINE_CLK(0, "mcfpit.1", 33, MCF_CLK); +DEFINE_CLK(0, "mcfpit.2", 34, MCF_CLK); +DEFINE_CLK(0, "mcfpit.3", 35, MCF_CLK); +DEFINE_CLK(0, "mcfpwm.0", 36, MCF_CLK); +DEFINE_CLK(0, "mcfeport.0", 37, MCF_CLK); +DEFINE_CLK(0, "mcfwdt.0", 38, MCF_CLK); +DEFINE_CLK(0, "sys.0", 40, MCF_BUSCLK); +DEFINE_CLK(0, "gpio.0", 41, MCF_BUSCLK); +DEFINE_CLK(0, "mcfrtc.0", 42, MCF_CLK); +DEFINE_CLK(0, "mcflcd.0", 43, MCF_CLK); +DEFINE_CLK(0, "mcfusb-otg.0", 44, MCF_CLK); +DEFINE_CLK(0, "mcfusb-host.0", 45, MCF_CLK); +DEFINE_CLK(0, "sdram.0", 46, MCF_CLK); +DEFINE_CLK(0, "ssi.0", 47, MCF_CLK); +DEFINE_CLK(0, "pll.0", 48, MCF_CLK); + +DEFINE_CLK(1, "mdha.0", 32, MCF_CLK); +DEFINE_CLK(1, "skha.0", 33, MCF_CLK); +DEFINE_CLK(1, "rng.0", 34, MCF_CLK); + +struct clk *mcf_clks[] = { + &__clk_0_2, /* flexbus */ + &__clk_0_8, /* mcfcan.0 */ + &__clk_0_12, /* fec.0 */ + &__clk_0_17, /* edma */ + &__clk_0_18, /* intc.0 */ + &__clk_0_19, /* intc.1 */ + &__clk_0_21, /* iack.0 */ + &__clk_0_22, /* mcfi2c.0 */ + &__clk_0_23, /* mcfqspi.0 */ + &__clk_0_24, /* mcfuart.0 */ + &__clk_0_25, /* mcfuart.1 */ + &__clk_0_26, /* mcfuart.2 */ + &__clk_0_28, /* mcftmr.0 */ + &__clk_0_29, /* mcftmr.1 */ + &__clk_0_30, /* mcftmr.2 */ + &__clk_0_31, /* mcftmr.3 */ + + &__clk_0_32, /* mcfpit.0 */ + &__clk_0_33, /* mcfpit.1 */ + &__clk_0_34, /* mcfpit.2 */ + &__clk_0_35, /* mcfpit.3 */ + &__clk_0_36, /* mcfpwm.0 */ + &__clk_0_37, /* mcfeport.0 */ + &__clk_0_38, /* mcfwdt.0 */ + &__clk_0_40, /* sys.0 */ + &__clk_0_41, /* gpio.0 */ + &__clk_0_42, /* mcfrtc.0 */ + &__clk_0_43, /* mcflcd.0 */ + &__clk_0_44, /* mcfusb-otg.0 */ + &__clk_0_45, /* mcfusb-host.0 */ + &__clk_0_46, /* sdram.0 */ + &__clk_0_47, /* ssi.0 */ + &__clk_0_48, /* pll.0 */ + + &__clk_1_32, /* mdha.0 */ + &__clk_1_33, /* skha.0 */ + &__clk_1_34, /* rng.0 */ + NULL, }; -unsigned int mcf_gpio_chips_size = ARRAY_SIZE(mcf_gpio_chips); +static struct clk * const enable_clks[] __initconst = { + &__clk_0_2, /* flexbus */ + &__clk_0_18, /* intc.0 */ + &__clk_0_19, /* intc.1 */ + &__clk_0_21, /* iack.0 */ + &__clk_0_24, /* mcfuart.0 */ + &__clk_0_25, /* mcfuart.1 */ + &__clk_0_26, /* mcfuart.2 */ + + &__clk_0_32, /* mcfpit.0 */ + &__clk_0_33, /* mcfpit.1 */ + &__clk_0_37, /* mcfeport.0 */ + &__clk_0_40, /* sys.0 */ + &__clk_0_41, /* gpio.0 */ + &__clk_0_46, /* sdram.0 */ + &__clk_0_48, /* pll.0 */ +}; + +static struct clk * const disable_clks[] __initconst = { + &__clk_0_8, /* mcfcan.0 */ + &__clk_0_12, /* fec.0 */ + &__clk_0_17, /* edma */ + &__clk_0_22, /* mcfi2c.0 */ + &__clk_0_23, /* mcfqspi.0 */ + &__clk_0_28, /* mcftmr.0 */ + &__clk_0_29, /* mcftmr.1 */ + &__clk_0_30, /* mcftmr.2 */ + &__clk_0_31, /* mcftmr.3 */ + &__clk_0_34, /* mcfpit.2 */ + &__clk_0_35, /* mcfpit.3 */ + &__clk_0_36, /* mcfpwm.0 */ + &__clk_0_38, /* mcfwdt.0 */ + &__clk_0_42, /* mcfrtc.0 */ + &__clk_0_43, /* mcflcd.0 */ + &__clk_0_44, /* mcfusb-otg.0 */ + &__clk_0_45, /* mcfusb-host.0 */ + &__clk_0_47, /* ssi.0 */ + &__clk_1_32, /* mdha.0 */ + &__clk_1_33, /* skha.0 */ + &__clk_1_34, /* rng.0 */ +}; + + +static void __init m532x_clk_init(void) +{ + unsigned i; + + /* make sure these clocks are enabled */ + for (i = 0; i < ARRAY_SIZE(enable_clks); ++i) + __clk_init_enabled(enable_clks[i]); + /* make sure these clocks are disabled */ + for (i = 0; i < ARRAY_SIZE(disable_clks); ++i) + __clk_init_disabled(disable_clks[i]); +} /***************************************************************************/ @@ -98,8 +210,8 @@ void __init config_BSP(char *commandp, int size) memset(commandp, 0, size); } #endif - mach_sched_init = hw_timer_init; + m532x_clk_init(); m532x_uarts_init(); m532x_fec_init(); #if IS_ENABLED(CONFIG_SPI_COLDFIRE_QSPI) |