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Code

Prepare bcm63xx for SPI master support

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13547 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian 2008-12-08 14:14:37 +00:00
parent c33bc5192a
commit 795208cd7e
2 changed files with 69 additions and 1 deletions
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4
target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h
View File

@ -81,6 +81,7 @@ enum bcm63xx_regs_set {
#define RSET_ENET_SIZE 2048
#define RSET_ENETDMA_SIZE 2048
#define RSET_UART_SIZE 24
#define RSET_SPI_SIZE 2048
#define RSET_UDC_SIZE 256
#define RSET_OHCI_SIZE 256
#define RSET_EHCI_SIZE 256
@ -249,6 +250,7 @@ static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
enum bcm63xx_irq {
IRQ_TIMER = 0,
IRQ_UART0,
IRQ_SPI,
IRQ_DSL,
IRQ_ENET0,
IRQ_ENET1,
@ -268,6 +270,7 @@ enum bcm63xx_irq {
* 6348 irqs
*/
#define BCM_6348_TIMER_IRQ (IRQ_INTERNAL_BASE + 0)
#define BCM_6348_SPI_IRQ (IRQ_INTERNAL_BASE + 1)
#define BCM_6348_UART0_IRQ (IRQ_INTERNAL_BASE + 2)
#define BCM_6348_DSL_IRQ (IRQ_INTERNAL_BASE + 4)
#define BCM_6348_ENET1_IRQ (IRQ_INTERNAL_BASE + 7)
@ -285,6 +288,7 @@ enum bcm63xx_irq {
* 6358 irqs
*/
#define BCM_6358_TIMER_IRQ (IRQ_INTERNAL_BASE + 0)
#define BCM_6358_SPI_IRQ (IRQ_INTERNAL_BASE + 1)
#define BCM_6358_UART0_IRQ (IRQ_INTERNAL_BASE + 2)
#define BCM_6358_OHCI0_IRQ (IRQ_INTERNAL_BASE + 5)
#define BCM_6358_ENET1_IRQ (IRQ_INTERNAL_BASE + 6)

66
target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_regs.h
View File

@ -724,5 +724,69 @@
#define DMIPSPLLCFG_N2_SHIFT 29
#define DMIPSPLLCFG_N2_MASK (0x7 << DMIPSPLLCFG_N2_SHIFT)
#endif /* BCM63XX_REGS_H_ */
/*************************************************************************
* _REG relative to RSET_SPI
*************************************************************************/
#define SPI_MSG_CTL 0x00
#define SPI_FD_RW 0
#define SPI_HD_W 1
#define SPI_HD_R 2
#define SPI_MSG_TYPE_SHIFT 14
#define SPI_BYTE_CNT_SHIFT 0
#define SPI_MSG_DATA 0x02
#define SPI_MSG_DATA_SIZE 0x21e
#define SPI_RX_FIFO 0x400
#define SPI_RX_FIFO_SIZE 0x220
#define SPI_CMD 0x700
#define SPI_CMD_NOOP 0
#define SPI_CMD_SOFT_RESET 1
#define SPI_CMD_HARD_RESET 2
#define SPI_CMD_START_IMMEDIATE 3
#define SPI_CMD_COMMAND_SHIFT 0
#define SPI_CMD_COMMAND_MASK 0x000f
#define SPI_CMD_DEVICE_ID_SHIFT 4
#define SPI_CMD_PREPEND_BYTE_CNT_SHIFT 8
#define SPI_CMD_ONE_BYTE_SHIFT 11
#define SPI_CMD_ONE_WIRE_SHIFT 12
#define SPI_DEV_ID_0 0
#define SPI_DEV_ID_1 1
#define SPI_DEV_ID_2 2
#define SPI_DEV_ID_3 3
#define SPI_INT_STATUS 0x702
#define SPI_MASK_INT_STATUS 0x703
#define SPI_INT_MASK 0x704
#define SPI_INTR_CMD_DONE 0x01
#define SPI_INTR_RX_OVERFLOW 0x02
#define SPI_INTR_INTR_TX_UNDERFLOW 0x04
#define SPI_INTR_TX_OVERFLOW 0x08
#define SPI_INTR_RX_UNDERFLOW 0x10
#define SPI_INTR_CLEAR_ALL 0x1f
#define SPI_STATUS 0x705
#define SPI_RX_EMPTY 0x02
#define SPI_CMD_BUSY 0x04
#define SPI_SERIAL_BUSY 0x08
#define SPI_CLK_CFG 0x706
#define SPI_CLK_0_391MHZ 1
#define SPI_CLK_0_781MHZ 2 /* default */
#define SPI_CLK_1_563MHZ 3
#define SPI_CLK_3_125MHZ 4
#define SPI_CLK_6_250MHZ 5
#define SPI_CLK_12_50MHZ 6
#define SPI_CLK_MASK 0x07
#define SPI_SSOFFTIME_MASK 0x38
#define SPI_SSOFFTIME_SHIFT 3
#define SPI_BYTE_SWAP 0x80
#define SPI_FILL_BYTE 0x707
#define SPI_MSG_TAIL 0x709
#define SPI_RX_TAIL 0x70B
#endif /* BCM63XX_REGS_H_ */