diff options
-rw-r--r-- | arch/arm/mach-imx/clock-imx25.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-imx/clock-imx31.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-imx/clock-imx35.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-imx/mm-imx25.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-imx/mm-imx31.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-imx/mm-imx35.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-mx5/clock-mx51-mx53.c | 6 | ||||
-rw-r--r-- | arch/arm/mach-mx5/mm.c | 8 | ||||
-rw-r--r-- | arch/arm/plat-mxc/devices/platform-imx-dma.c | 4 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/devices-common.h | 2 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/dma.h | 3 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/sdma.h | 2 | ||||
-rw-r--r-- | drivers/dma/imx-sdma.c | 40 |
13 files changed, 51 insertions, 31 deletions
diff --git a/arch/arm/mach-imx/clock-imx25.c b/arch/arm/mach-imx/clock-imx25.c index 991ccc9..0fc7ba5 100644 --- a/arch/arm/mach-imx/clock-imx25.c +++ b/arch/arm/mach-imx/clock-imx25.c @@ -308,7 +308,8 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK(NULL, "audmux", audmux_clk) _REGISTER_CLOCK("flexcan.0", NULL, can1_clk) _REGISTER_CLOCK("flexcan.1", NULL, can2_clk) - _REGISTER_CLOCK("imx-sdma", NULL, sdma_clk) + /* i.mx25 has the i.mx35 type sdma */ + _REGISTER_CLOCK("imx35-sdma", NULL, sdma_clk) }; int __init mx25_clocks_init(void) diff --git a/arch/arm/mach-imx/clock-imx31.c b/arch/arm/mach-imx/clock-imx31.c index 8d212a9..d973770 100644 --- a/arch/arm/mach-imx/clock-imx31.c +++ b/arch/arm/mach-imx/clock-imx31.c @@ -565,7 +565,7 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK(NULL, "ata", ata_clk) _REGISTER_CLOCK(NULL, "rtic", rtic_clk) _REGISTER_CLOCK(NULL, "rng", rng_clk) - _REGISTER_CLOCK("imx-sdma", NULL, sdma_clk1) + _REGISTER_CLOCK("imx31-sdma", NULL, sdma_clk1) _REGISTER_CLOCK(NULL, "sdma_ipg", sdma_clk2) _REGISTER_CLOCK(NULL, "mstick", mstick1_clk) _REGISTER_CLOCK(NULL, "mstick", mstick2_clk) diff --git a/arch/arm/mach-imx/clock-imx35.c b/arch/arm/mach-imx/clock-imx35.c index cecd63b..88b62a0 100644 --- a/arch/arm/mach-imx/clock-imx35.c +++ b/arch/arm/mach-imx/clock-imx35.c @@ -482,7 +482,7 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK(NULL, "rtc", rtc_clk) _REGISTER_CLOCK(NULL, "rtic", rtic_clk) _REGISTER_CLOCK(NULL, "scc", scc_clk) - _REGISTER_CLOCK("imx-sdma", NULL, sdma_clk) + _REGISTER_CLOCK("imx35-sdma", NULL, sdma_clk) _REGISTER_CLOCK(NULL, "spba", spba_clk) _REGISTER_CLOCK(NULL, "spdif", spdif_clk) _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk) diff --git a/arch/arm/mach-imx/mm-imx25.c b/arch/arm/mach-imx/mm-imx25.c index 8bf0291..cc4d152 100644 --- a/arch/arm/mach-imx/mm-imx25.c +++ b/arch/arm/mach-imx/mm-imx25.c @@ -79,7 +79,6 @@ static struct sdma_script_start_addrs imx25_sdma_script __initdata = { }; static struct sdma_platform_data imx25_sdma_pdata __initdata = { - .sdma_version = 2, .fw_name = "sdma-imx25.bin", .script_addrs = &imx25_sdma_script, }; @@ -92,5 +91,6 @@ void __init imx25_soc_init(void) mxc_register_gpio("imx31-gpio", 2, MX25_GPIO3_BASE_ADDR, SZ_16K, MX25_INT_GPIO3, 0); mxc_register_gpio("imx31-gpio", 3, MX25_GPIO4_BASE_ADDR, SZ_16K, MX25_INT_GPIO4, 0); - imx_add_imx_sdma(MX25_SDMA_BASE_ADDR, MX25_INT_SDMA, &imx25_sdma_pdata); + /* i.mx25 has the i.mx35 type sdma */ + imx_add_imx_sdma("imx35-sdma", MX25_SDMA_BASE_ADDR, MX25_INT_SDMA, &imx25_sdma_pdata); } diff --git a/arch/arm/mach-imx/mm-imx31.c b/arch/arm/mach-imx/mm-imx31.c index 61bff38..b7c55e7 100644 --- a/arch/arm/mach-imx/mm-imx31.c +++ b/arch/arm/mach-imx/mm-imx31.c @@ -69,7 +69,6 @@ static struct sdma_script_start_addrs imx31_to2_sdma_script __initdata = { }; static struct sdma_platform_data imx31_sdma_pdata __initdata = { - .sdma_version = 1, .fw_name = "sdma-imx31-to2.bin", .script_addrs = &imx31_to2_sdma_script, }; @@ -88,5 +87,5 @@ void __init imx31_soc_init(void) imx31_sdma_pdata.script_addrs = &imx31_to1_sdma_script; } - imx_add_imx_sdma(MX31_SDMA_BASE_ADDR, MX31_INT_SDMA, &imx31_sdma_pdata); + imx_add_imx_sdma("imx31-sdma", MX31_SDMA_BASE_ADDR, MX31_INT_SDMA, &imx31_sdma_pdata); } diff --git a/arch/arm/mach-imx/mm-imx35.c b/arch/arm/mach-imx/mm-imx35.c index 98769ae..f49bac7 100644 --- a/arch/arm/mach-imx/mm-imx35.c +++ b/arch/arm/mach-imx/mm-imx35.c @@ -86,7 +86,6 @@ static struct sdma_script_start_addrs imx35_to2_sdma_script __initdata = { }; static struct sdma_platform_data imx35_sdma_pdata __initdata = { - .sdma_version = 2, .fw_name = "sdma-imx35-to2.bin", .script_addrs = &imx35_to2_sdma_script, }; @@ -106,5 +105,5 @@ void __init imx35_soc_init(void) imx35_sdma_pdata.script_addrs = &imx35_to1_sdma_script; } - imx_add_imx_sdma(MX35_SDMA_BASE_ADDR, MX35_INT_SDMA, &imx35_sdma_pdata); + imx_add_imx_sdma("imx35-sdma", MX35_SDMA_BASE_ADDR, MX35_INT_SDMA, &imx35_sdma_pdata); } diff --git a/arch/arm/mach-mx5/clock-mx51-mx53.c b/arch/arm/mach-mx5/clock-mx51-mx53.c index e3d3eb5..7f20308 100644 --- a/arch/arm/mach-mx5/clock-mx51-mx53.c +++ b/arch/arm/mach-mx5/clock-mx51-mx53.c @@ -1448,7 +1448,8 @@ static struct clk_lookup mx51_lookups[] = { _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk) _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk) _REGISTER_CLOCK("imx-ssi.2", NULL, ssi3_clk) - _REGISTER_CLOCK("imx-sdma", NULL, sdma_clk) + /* i.mx51 has the i.mx35 type sdma */ + _REGISTER_CLOCK("imx35-sdma", NULL, sdma_clk) _REGISTER_CLOCK(NULL, "ckih", ckih_clk) _REGISTER_CLOCK(NULL, "ckih2", ckih2_clk) _REGISTER_CLOCK(NULL, "gpt_32k", gpt_32k_clk) @@ -1496,7 +1497,8 @@ static struct clk_lookup mx53_lookups[] = { _REGISTER_CLOCK("sdhci-esdhc-imx53.3", NULL, esdhc4_mx53_clk) _REGISTER_CLOCK("imx2-wdt.0", NULL, dummy_clk) _REGISTER_CLOCK("imx2-wdt.1", NULL, dummy_clk) - _REGISTER_CLOCK("imx-sdma", NULL, sdma_clk) + /* i.mx53 has the i.mx35 type sdma */ + _REGISTER_CLOCK("imx35-sdma", NULL, sdma_clk) _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk) _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk) _REGISTER_CLOCK("imx-ssi.2", NULL, ssi3_clk) diff --git a/arch/arm/mach-mx5/mm.c b/arch/arm/mach-mx5/mm.c index ef8aec9..baea6e5 100644 --- a/arch/arm/mach-mx5/mm.c +++ b/arch/arm/mach-mx5/mm.c @@ -115,7 +115,6 @@ static struct sdma_script_start_addrs imx51_sdma_script __initdata = { }; static struct sdma_platform_data imx51_sdma_pdata __initdata = { - .sdma_version = 2, .fw_name = "sdma-imx51.bin", .script_addrs = &imx51_sdma_script, }; @@ -135,7 +134,6 @@ static struct sdma_script_start_addrs imx53_sdma_script __initdata = { }; static struct sdma_platform_data imx53_sdma_pdata __initdata = { - .sdma_version = 2, .fw_name = "sdma-imx53.bin", .script_addrs = &imx53_sdma_script, }; @@ -148,7 +146,8 @@ void __init imx51_soc_init(void) mxc_register_gpio("imx31-gpio", 2, MX51_GPIO3_BASE_ADDR, SZ_16K, MX51_MXC_INT_GPIO3_LOW, MX51_MXC_INT_GPIO3_HIGH); mxc_register_gpio("imx31-gpio", 3, MX51_GPIO4_BASE_ADDR, SZ_16K, MX51_MXC_INT_GPIO4_LOW, MX51_MXC_INT_GPIO4_HIGH); - imx_add_imx_sdma(MX51_SDMA_BASE_ADDR, MX51_INT_SDMA, &imx51_sdma_pdata); + /* i.mx51 has the i.mx35 type sdma */ + imx_add_imx_sdma("imx35-sdma", MX51_SDMA_BASE_ADDR, MX51_INT_SDMA, &imx51_sdma_pdata); } void __init imx53_soc_init(void) @@ -162,5 +161,6 @@ void __init imx53_soc_init(void) mxc_register_gpio("imx31-gpio", 5, MX53_GPIO6_BASE_ADDR, SZ_16K, MX53_INT_GPIO6_LOW, MX53_INT_GPIO6_HIGH); mxc_register_gpio("imx31-gpio", 6, MX53_GPIO7_BASE_ADDR, SZ_16K, MX53_INT_GPIO7_LOW, MX53_INT_GPIO7_HIGH); - imx_add_imx_sdma(MX53_SDMA_BASE_ADDR, MX53_INT_SDMA, &imx53_sdma_pdata); + /* i.mx53 has the i.mx35 type sdma */ + imx_add_imx_sdma("imx35-sdma", MX53_SDMA_BASE_ADDR, MX53_INT_SDMA, &imx53_sdma_pdata); } diff --git a/arch/arm/plat-mxc/devices/platform-imx-dma.c b/arch/arm/plat-mxc/devices/platform-imx-dma.c index 2b0fdb2..7fa7e9c 100644 --- a/arch/arm/plat-mxc/devices/platform-imx-dma.c +++ b/arch/arm/plat-mxc/devices/platform-imx-dma.c @@ -14,7 +14,7 @@ struct platform_device __init __maybe_unused *imx_add_imx_dma(void) "imx-dma", -1, NULL, 0, NULL, 0); } -struct platform_device __init __maybe_unused *imx_add_imx_sdma( +struct platform_device __init __maybe_unused *imx_add_imx_sdma(char *name, resource_size_t iobase, int irq, struct sdma_platform_data *pdata) { struct resource res[] = { @@ -29,6 +29,6 @@ struct platform_device __init __maybe_unused *imx_add_imx_sdma( }, }; - return platform_device_register_resndata(&mxc_ahb_bus, "imx-sdma", + return platform_device_register_resndata(&mxc_ahb_bus, name, -1, res, ARRAY_SIZE(res), pdata, sizeof(*pdata)); } diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index 3beef77..524538a 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -299,5 +299,5 @@ struct platform_device *__init imx_add_spi_imx( const struct spi_imx_master *pdata); struct platform_device *imx_add_imx_dma(void); -struct platform_device *imx_add_imx_sdma( +struct platform_device *imx_add_imx_sdma(char *name, resource_size_t iobase, int irq, struct sdma_platform_data *pdata); diff --git a/arch/arm/plat-mxc/include/mach/dma.h b/arch/arm/plat-mxc/include/mach/dma.h index ef77515..233d0a5 100644 --- a/arch/arm/plat-mxc/include/mach/dma.h +++ b/arch/arm/plat-mxc/include/mach/dma.h @@ -60,7 +60,8 @@ static inline int imx_dma_is_ipu(struct dma_chan *chan) static inline int imx_dma_is_general_purpose(struct dma_chan *chan) { - return !strcmp(dev_name(chan->device->dev), "imx-sdma") || + return !strcmp(dev_name(chan->device->dev), "imx31-sdma") || + !strcmp(dev_name(chan->device->dev), "imx35-sdma") || !strcmp(dev_name(chan->device->dev), "imx-dma"); } diff --git a/arch/arm/plat-mxc/include/mach/sdma.h b/arch/arm/plat-mxc/include/mach/sdma.h index f495c87..3a39428 100644 --- a/arch/arm/plat-mxc/include/mach/sdma.h +++ b/arch/arm/plat-mxc/include/mach/sdma.h @@ -48,12 +48,10 @@ struct sdma_script_start_addrs { /** * struct sdma_platform_data - platform specific data for SDMA engine * - * @sdma_version The version of this SDMA engine * @fw_name The firmware name * @script_addrs SDMA scripts addresses in SDMA ROM */ struct sdma_platform_data { - int sdma_version; char *fw_name; struct sdma_script_start_addrs *script_addrs; }; diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 1ea47db..a7708b4 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -65,8 +65,8 @@ #define SDMA_ONCE_RTB 0x060 #define SDMA_XTRIG_CONF1 0x070 #define SDMA_XTRIG_CONF2 0x074 -#define SDMA_CHNENBL0_V2 0x200 -#define SDMA_CHNENBL0_V1 0x080 +#define SDMA_CHNENBL0_IMX35 0x200 +#define SDMA_CHNENBL0_IMX31 0x080 #define SDMA_CHNPRI_0 0x100 /* @@ -299,13 +299,18 @@ struct sdma_firmware_header { u32 ram_code_size; }; +enum sdma_devtype { + IMX31_SDMA, /* runs on i.mx31 */ + IMX35_SDMA, /* runs on i.mx35 and later */ +}; + struct sdma_engine { struct device *dev; struct device_dma_parameters dma_parms; struct sdma_channel channel[MAX_DMA_CHANNELS]; struct sdma_channel_control *channel_control; void __iomem *regs; - unsigned int version; + enum sdma_devtype devtype; unsigned int num_events; struct sdma_context_data *context; dma_addr_t context_phys; @@ -314,6 +319,19 @@ struct sdma_engine { struct sdma_script_start_addrs *script_addrs; }; +static struct platform_device_id sdma_devtypes[] = { + { + .name = "imx31-sdma", + .driver_data = IMX31_SDMA, + }, { + .name = "imx35-sdma", + .driver_data = IMX35_SDMA, + }, { + /* sentinel */ + } +}; +MODULE_DEVICE_TABLE(platform, sdma_devtypes); + #define SDMA_H_CONFIG_DSPDMA (1 << 12) /* indicates if the DSPDMA is used */ #define SDMA_H_CONFIG_RTD_PINS (1 << 11) /* indicates if Real-Time Debug pins are enabled */ #define SDMA_H_CONFIG_ACR (1 << 4) /* indicates if AHB freq /core freq = 2 or 1 */ @@ -321,8 +339,8 @@ struct sdma_engine { static inline u32 chnenbl_ofs(struct sdma_engine *sdma, unsigned int event) { - u32 chnenbl0 = (sdma->version == 2 ? SDMA_CHNENBL0_V2 : SDMA_CHNENBL0_V1); - + u32 chnenbl0 = (sdma->devtype == IMX31_SDMA ? SDMA_CHNENBL0_IMX31 : + SDMA_CHNENBL0_IMX35); return chnenbl0 + event * 4; } @@ -1162,15 +1180,16 @@ static int __init sdma_init(struct sdma_engine *sdma) int i, ret; dma_addr_t ccb_phys; - switch (sdma->version) { - case 1: + switch (sdma->devtype) { + case IMX31_SDMA: sdma->num_events = 32; break; - case 2: + case IMX35_SDMA: sdma->num_events = 48; break; default: - dev_err(sdma->dev, "Unknown version %d. aborting\n", sdma->version); + dev_err(sdma->dev, "Unknown sdma type %d. aborting\n", + sdma->devtype); return -ENODEV; } @@ -1284,7 +1303,7 @@ static int __init sdma_probe(struct platform_device *pdev) if (!sdma->script_addrs) goto err_alloc; - sdma->version = pdata->sdma_version; + sdma->devtype = pdev->id_entry->driver_data; dma_cap_set(DMA_SLAVE, sdma->dma_device.cap_mask); dma_cap_set(DMA_CYCLIC, sdma->dma_device.cap_mask); @@ -1366,6 +1385,7 @@ static struct platform_driver sdma_driver = { .driver = { .name = "imx-sdma", }, + .id_table = sdma_devtypes, .remove = __exit_p(sdma_remove), }; |