diff options
Diffstat (limited to 'include/asm-ppc')
| -rw-r--r-- | include/asm-ppc/config.h | 5 | ||||
| -rw-r--r-- | include/asm-ppc/fsl_dma.h | 36 | ||||
| -rw-r--r-- | include/asm-ppc/immap_83xx.h | 49 |
3 files changed, 43 insertions, 47 deletions
diff --git a/include/asm-ppc/config.h b/include/asm-ppc/config.h index 9c358aa..ca143c7 100644 --- a/include/asm-ppc/config.h +++ b/include/asm-ppc/config.h @@ -30,8 +30,9 @@ #endif #ifndef CONFIG_FSL_DMA -#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) && \ - (defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)) +#if ((!defined CONFIG_MPC83xx && defined(CONFIG_DDR_ECC) && \ + !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)) || \ + (defined(CONFIG_MPC83xx) && defined(CONFIG_DDR_ECC_INIT_VIA_DMA))) #define CONFIG_FSL_DMA #endif #endif diff --git a/include/asm-ppc/fsl_dma.h b/include/asm-ppc/fsl_dma.h index 043669e..1164191 100644 --- a/include/asm-ppc/fsl_dma.h +++ b/include/asm-ppc/fsl_dma.h @@ -27,6 +27,41 @@ #include <asm/types.h> +#ifdef CONFIG_MPC83xx +typedef struct fsl_dma { + uint mr; /* DMA mode register */ +#define FSL_DMA_MR_CS 0x00000001 /* Channel start */ +#define FSL_DMA_MR_CC 0x00000002 /* Channel continue */ +#define FSL_DMA_MR_CTM 0x00000004 /* Channel xfer mode */ +#define FSL_DMA_MR_CTM_DIRECT 0x00000004 /* Direct channel xfer mode */ +#define FSL_DMA_MR_EOTIE 0x00000080 /* End-of-transfer interrupt en */ +#define FSL_DMA_MR_PRC_MASK 0x00000c00 /* PCI read command */ +#define FSL_DMA_MR_SAHE 0x00001000 /* Source addr hold enable */ +#define FSL_DMA_MR_DAHE 0x00002000 /* Dest addr hold enable */ +#define FSL_DMA_MR_SAHTS_MASK 0x0000c000 /* Source addr hold xfer size */ +#define FSL_DMA_MR_DAHTS_MASK 0x00030000 /* Dest addr hold xfer size */ +#define FSL_DMA_MR_EMS_EN 0x00040000 /* Ext master start en */ +#define FSL_DMA_MR_IRQS 0x00080000 /* Interrupt steer */ +#define FSL_DMA_MR_DMSEN 0x00100000 /* Direct mode snooping en */ +#define FSL_DMA_MR_BWC_MASK 0x00e00000 /* Bandwidth/pause ctl */ +#define FSL_DMA_MR_DRCNT 0x0f000000 /* DMA request count */ + uint sr; /* DMA status register */ +#define FSL_DMA_SR_EOCDI 0x00000001 /* End-of-chain/direct interrupt */ +#define FSL_DMA_SR_EOSI 0x00000002 /* End-of-segment interrupt */ +#define FSL_DMA_SR_CB 0x00000004 /* Channel busy */ +#define FSL_DMA_SR_TE 0x00000080 /* Transfer error */ + uint cdar; /* DMA current descriptor address register */ + char res0[4]; + uint sar; /* DMA source address register */ + char res1[4]; + uint dar; /* DMA destination address register */ + char res2[4]; + uint bcr; /* DMA byte count register */ + uint ndar; /* DMA next descriptor address register */ + uint gsr; /* DMA general status register (DMA3 ONLY!) */ + char res3[84]; +} fsl_dma_t; +#else typedef struct fsl_dma { uint mr; /* DMA mode register */ #define FSL_DMA_MR_CS 0x00000001 /* Channel start */ @@ -93,6 +128,7 @@ typedef struct fsl_dma { uint dsr; /* DMA destination stride register */ char res4[56]; } fsl_dma_t; +#endif /* !CONFIG_MPC83xx */ #ifdef CONFIG_FSL_DMA void dma_init(void); diff --git a/include/asm-ppc/immap_83xx.h b/include/asm-ppc/immap_83xx.h index 8f945a1..7c6a151 100644 --- a/include/asm-ppc/immap_83xx.h +++ b/include/asm-ppc/immap_83xx.h @@ -32,6 +32,7 @@ #include <asm/fsl_i2c.h> #include <asm/mpc8xxx_spi.h> #include <asm/fsl_lbc.h> +#include <asm/fsl_dma.h> /* * Local Access Window @@ -367,51 +368,7 @@ typedef struct dma83xx { u32 imisr; /* 0x80 Inbound message interrupt status register */ u32 imimr; /* 0x84 Inbound message interrupt mask register */ u32 res4[0x1E]; /* 0x88-0x99 reserved */ - u32 dmamr0; /* 0x100 DMA 0 mode register */ - u32 dmasr0; /* 0x104 DMA 0 status register */ - u32 dmacdar0; /* 0x108 DMA 0 current descriptor address register */ - u32 res5; /* 0x10C reserved */ - u32 dmasar0; /* 0x110 DMA 0 source address register */ - u32 res6; /* 0x114 reserved */ - u32 dmadar0; /* 0x118 DMA 0 destination address register */ - u32 res7; /* 0x11C reserved */ - u32 dmabcr0; /* 0x120 DMA 0 byte count register */ - u32 dmandar0; /* 0x124 DMA 0 next descriptor address register */ - u32 res8[0x16]; /* 0x128-0x179 reserved */ - u32 dmamr1; /* 0x180 DMA 1 mode register */ - u32 dmasr1; /* 0x184 DMA 1 status register */ - u32 dmacdar1; /* 0x188 DMA 1 current descriptor address register */ - u32 res9; /* 0x18C reserved */ - u32 dmasar1; /* 0x190 DMA 1 source address register */ - u32 res10; /* 0x194 reserved */ - u32 dmadar1; /* 0x198 DMA 1 destination address register */ - u32 res11; /* 0x19C reserved */ - u32 dmabcr1; /* 0x1A0 DMA 1 byte count register */ - u32 dmandar1; /* 0x1A4 DMA 1 next descriptor address register */ - u32 res12[0x16]; /* 0x1A8-0x199 reserved */ - u32 dmamr2; /* 0x200 DMA 2 mode register */ - u32 dmasr2; /* 0x204 DMA 2 status register */ - u32 dmacdar2; /* 0x208 DMA 2 current descriptor address register */ - u32 res13; /* 0x20C reserved */ - u32 dmasar2; /* 0x210 DMA 2 source address register */ - u32 res14; /* 0x214 reserved */ - u32 dmadar2; /* 0x218 DMA 2 destination address register */ - u32 res15; /* 0x21C reserved */ - u32 dmabcr2; /* 0x220 DMA 2 byte count register */ - u32 dmandar2; /* 0x224 DMA 2 next descriptor address register */ - u32 res16[0x16]; /* 0x228-0x279 reserved */ - u32 dmamr3; /* 0x280 DMA 3 mode register */ - u32 dmasr3; /* 0x284 DMA 3 status register */ - u32 dmacdar3; /* 0x288 DMA 3 current descriptor address register */ - u32 res17; /* 0x28C reserved */ - u32 dmasar3; /* 0x290 DMA 3 source address register */ - u32 res18; /* 0x294 reserved */ - u32 dmadar3; /* 0x298 DMA 3 destination address register */ - u32 res19; /* 0x29C reserved */ - u32 dmabcr3; /* 0x2A0 DMA 3 byte count register */ - u32 dmandar3; /* 0x2A4 DMA 3 next descriptor address register */ - u32 dmagsr; /* 0x2A8 DMA general status register */ - u32 res20[0x15]; /* 0x2AC-0x2FF reserved */ + struct fsl_dma dma[4]; } dma83xx_t; /* @@ -895,6 +852,8 @@ typedef struct immap { } immap_t; #endif +#define CONFIG_SYS_MPC83xx_DMA_OFFSET (0x8000) +#define CONFIG_SYS_MPC83xx_DMA_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_DMA_OFFSET) #define CONFIG_SYS_MPC83xx_ESDHC_OFFSET (0x2e000) #define CONFIG_SYS_MPC83xx_ESDHC_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_ESDHC_OFFSET) #define CONFIG_SYS_MPC83xx_USB_OFFSET 0x23000 |