diff options
Diffstat (limited to 'hw/timer/imx_gpt.c')
-rw-r--r-- | hw/timer/imx_gpt.c | 69 |
1 files changed, 63 insertions, 6 deletions
diff --git a/hw/timer/imx_gpt.c b/hw/timer/imx_gpt.c index 3c2f01ab99..82bc73cb86 100644 --- a/hw/timer/imx_gpt.c +++ b/hw/timer/imx_gpt.c @@ -14,7 +14,6 @@ #include "qemu/osdep.h" #include "hw/timer/imx_gpt.h" -#include "hw/misc/imx_ccm.h" #include "qemu/main-loop.h" #include "qemu/log.h" @@ -81,7 +80,18 @@ static const VMStateDescription vmstate_imx_timer_gpt = { } }; -static const IMXClk imx_gpt_clocks[] = { +static const IMXClk imx25_gpt_clocks[] = { + CLK_NONE, /* 000 No clock source */ + CLK_IPG, /* 001 ipg_clk, 532MHz*/ + CLK_IPG_HIGH, /* 010 ipg_clk_highfreq */ + CLK_NONE, /* 011 not defined */ + CLK_32k, /* 100 ipg_clk_32k */ + CLK_32k, /* 101 ipg_clk_32k */ + CLK_32k, /* 110 ipg_clk_32k */ + CLK_32k, /* 111 ipg_clk_32k */ +}; + +static const IMXClk imx31_gpt_clocks[] = { CLK_NONE, /* 000 No clock source */ CLK_IPG, /* 001 ipg_clk, 532MHz*/ CLK_IPG_HIGH, /* 010 ipg_clk_highfreq */ @@ -92,12 +102,23 @@ static const IMXClk imx_gpt_clocks[] = { CLK_NONE, /* 111 not defined */ }; +static const IMXClk imx6_gpt_clocks[] = { + CLK_NONE, /* 000 No clock source */ + CLK_IPG, /* 001 ipg_clk, 532MHz*/ + CLK_IPG_HIGH, /* 010 ipg_clk_highfreq */ + CLK_EXT, /* 011 External clock */ + CLK_32k, /* 100 ipg_clk_32k */ + CLK_HIGH_DIV, /* 101 reference clock / 8 */ + CLK_NONE, /* 110 not defined */ + CLK_HIGH, /* 111 reference clock */ +}; + static void imx_gpt_set_freq(IMXGPTState *s) { uint32_t clksrc = extract32(s->cr, GPT_CR_CLKSRC_SHIFT, 3); s->freq = imx_ccm_get_clock_frequency(s->ccm, - imx_gpt_clocks[clksrc]) / (1 + s->pr); + s->clocks[clksrc]) / (1 + s->pr); DPRINTF("Setting clksrc %d to frequency %d\n", clksrc, s->freq); @@ -453,16 +474,52 @@ static void imx_gpt_class_init(ObjectClass *klass, void *data) dc->desc = "i.MX general timer"; } -static const TypeInfo imx_gpt_info = { - .name = TYPE_IMX_GPT, +static void imx25_gpt_init(Object *obj) +{ + IMXGPTState *s = IMX_GPT(obj); + + s->clocks = imx25_gpt_clocks; +} + +static void imx31_gpt_init(Object *obj) +{ + IMXGPTState *s = IMX_GPT(obj); + + s->clocks = imx31_gpt_clocks; +} + +static void imx6_gpt_init(Object *obj) +{ + IMXGPTState *s = IMX_GPT(obj); + + s->clocks = imx6_gpt_clocks; +} + +static const TypeInfo imx25_gpt_info = { + .name = TYPE_IMX25_GPT, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(IMXGPTState), + .instance_init = imx25_gpt_init, .class_init = imx_gpt_class_init, }; +static const TypeInfo imx31_gpt_info = { + .name = TYPE_IMX31_GPT, + .parent = TYPE_IMX25_GPT, + .instance_init = imx31_gpt_init, +}; + +static const TypeInfo imx6_gpt_info = { + .name = TYPE_IMX6_GPT, + .parent = TYPE_IMX25_GPT, + .instance_init = imx6_gpt_init, +}; + static void imx_gpt_register_types(void) { - type_register_static(&imx_gpt_info); + type_register_static(&imx25_gpt_info); + type_register_static(&imx31_gpt_info); + type_register_static(&imx6_gpt_info); } type_init(imx_gpt_register_types) |