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authorFlorian Fainelli <florian@openwrt.org>2008-12-08 14:14:37 +0000
committerFlorian Fainelli <florian@openwrt.org>2008-12-08 14:14:37 +0000
commit47050e72be0e8cf10156051e16e7ea9664398b09 (patch)
tree9817389dff91301141a8097474d1185d13cd2959 /target/linux/brcm63xx
parentf21f51d858ab97a4784f76481c336613abc127f6 (diff)
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Prepare bcm63xx for SPI master support
SVN-Revision: 13547
Diffstat (limited to 'target/linux/brcm63xx')
-rw-r--r--target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h4
-rw-r--r--target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_regs.h66
2 files changed, 69 insertions, 1 deletions
diff --git a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h
index 29b61fd..5e3cd91 100644
--- a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h
+++ b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h
@@ -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)
diff --git a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_regs.h b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_regs.h
index b5562b1..d628601 100644
--- a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_regs.h
+++ b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_regs.h
@@ -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_ */