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authorJonas Gorski <jonas.gorski@gmail.com>2012-07-24 16:33:12 +0200
committerRalf Baechle <ralf@linux-mips.org>2012-07-24 16:33:12 +0200
commite5766aea5b9b7519654261c27b639f567b5415b4 (patch)
treea4c9cab5c07e5656d0199871e348765fb8a0269d /arch/mips/include/asm/mach-bcm63xx
parent288752a8aa1be6cf89ee5066435a617efd97fb86 (diff)
downloadop-kernel-dev-e5766aea5b9b7519654261c27b639f567b5415b4.zip
op-kernel-dev-e5766aea5b9b7519654261c27b639f567b5415b4.tar.gz
MIPS: BCM63XX: Add basic BCM6328 support
This includes CPU speed, memory size detection and working UART, but lacking the appropriate drivers, no support for attached flash. Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> Cc: linux-mips@linux-mips.org Cc: Maxime Bizon <mbizon@freebox.fr> Cc: Florian Fainelli <florian@openwrt.org> Cc: Kevin Cernekee <cernekee@gmail.com> Patchwork: https://patchwork.linux-mips.org/patch/3951/ Reviewed-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include/asm/mach-bcm63xx')
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h111
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h2
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h2
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h54
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/ioremap.h1
5 files changed, 169 insertions, 1 deletions
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
index 0c981aa..b842b6d 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -9,6 +9,7 @@
* compile time if only one CPU support is enabled (idea stolen from
* arm mach-types)
*/
+#define BCM6328_CPU_ID 0x6328
#define BCM6338_CPU_ID 0x6338
#define BCM6345_CPU_ID 0x6345
#define BCM6348_CPU_ID 0x6348
@@ -20,6 +21,19 @@ u16 __bcm63xx_get_cpu_id(void);
u16 bcm63xx_get_cpu_rev(void);
unsigned int bcm63xx_get_cpu_freq(void);
+#ifdef CONFIG_BCM63XX_CPU_6328
+# ifdef bcm63xx_get_cpu_id
+# undef bcm63xx_get_cpu_id
+# define bcm63xx_get_cpu_id() __bcm63xx_get_cpu_id()
+# define BCMCPU_RUNTIME_DETECT
+# else
+# define bcm63xx_get_cpu_id() BCM6328_CPU_ID
+# endif
+# define BCMCPU_IS_6328() (bcm63xx_get_cpu_id() == BCM6328_CPU_ID)
+#else
+# define BCMCPU_IS_6328() (0)
+#endif
+
#ifdef CONFIG_BCM63XX_CPU_6338
# ifdef bcm63xx_get_cpu_id
# undef bcm63xx_get_cpu_id
@@ -129,7 +143,8 @@ enum bcm63xx_regs_set {
RSET_PCMDMA,
RSET_PCMDMAC,
RSET_PCMDMAS,
- RSET_RNG
+ RSET_RNG,
+ RSET_MISC
};
#define RSET_DSL_LMEM_SIZE (64 * 1024 * 4)
@@ -156,6 +171,49 @@ enum bcm63xx_regs_set {
#define RSET_RNG_SIZE 20
/*
+ * 6328 register sets base address
+ */
+#define BCM_6328_DSL_LMEM_BASE (0xdeadbeef)
+#define BCM_6328_PERF_BASE (0xb0000000)
+#define BCM_6328_TIMER_BASE (0xb0000040)
+#define BCM_6328_WDT_BASE (0xb000005c)
+#define BCM_6328_UART0_BASE (0xb0000100)
+#define BCM_6328_UART1_BASE (0xb0000120)
+#define BCM_6328_GPIO_BASE (0xb0000080)
+#define BCM_6328_SPI_BASE (0xdeadbeef)
+#define BCM_6328_UDC0_BASE (0xdeadbeef)
+#define BCM_6328_USBDMA_BASE (0xdeadbeef)
+#define BCM_6328_OHCI0_BASE (0xdeadbeef)
+#define BCM_6328_OHCI_PRIV_BASE (0xdeadbeef)
+#define BCM_6328_USBH_PRIV_BASE (0xdeadbeef)
+#define BCM_6328_MPI_BASE (0xdeadbeef)
+#define BCM_6328_PCMCIA_BASE (0xdeadbeef)
+#define BCM_6328_SDRAM_REGS_BASE (0xdeadbeef)
+#define BCM_6328_DSL_BASE (0xb0001900)
+#define BCM_6328_UBUS_BASE (0xdeadbeef)
+#define BCM_6328_ENET0_BASE (0xdeadbeef)
+#define BCM_6328_ENET1_BASE (0xdeadbeef)
+#define BCM_6328_ENETDMA_BASE (0xb000d800)
+#define BCM_6328_ENETDMAC_BASE (0xb000da00)
+#define BCM_6328_ENETDMAS_BASE (0xb000dc00)
+#define BCM_6328_ENETSW_BASE (0xb0e00000)
+#define BCM_6328_EHCI0_BASE (0x10002500)
+#define BCM_6328_SDRAM_BASE (0xdeadbeef)
+#define BCM_6328_MEMC_BASE (0xdeadbeef)
+#define BCM_6328_DDR_BASE (0xb0003000)
+#define BCM_6328_M2M_BASE (0xdeadbeef)
+#define BCM_6328_ATM_BASE (0xdeadbeef)
+#define BCM_6328_XTM_BASE (0xdeadbeef)
+#define BCM_6328_XTMDMA_BASE (0xb000b800)
+#define BCM_6328_XTMDMAC_BASE (0xdeadbeef)
+#define BCM_6328_XTMDMAS_BASE (0xdeadbeef)
+#define BCM_6328_PCM_BASE (0xb000a800)
+#define BCM_6328_PCMDMA_BASE (0xdeadbeef)
+#define BCM_6328_PCMDMAC_BASE (0xdeadbeef)
+#define BCM_6328_PCMDMAS_BASE (0xdeadbeef)
+#define BCM_6328_RNG_BASE (0xdeadbeef)
+#define BCM_6328_MISC_BASE (0xb0001800)
+/*
* 6338 register sets base address
*/
#define BCM_6338_DSL_LMEM_BASE (0xfff00000)
@@ -198,6 +256,7 @@ enum bcm63xx_regs_set {
#define BCM_6338_PCMDMAC_BASE (0xdeadbeef)
#define BCM_6338_PCMDMAS_BASE (0xdeadbeef)
#define BCM_6338_RNG_BASE (0xdeadbeef)
+#define BCM_6338_MISC_BASE (0xdeadbeef)
/*
* 6345 register sets base address
@@ -242,6 +301,7 @@ enum bcm63xx_regs_set {
#define BCM_6345_PCMDMAC_BASE (0xdeadbeef)
#define BCM_6345_PCMDMAS_BASE (0xdeadbeef)
#define BCM_6345_RNG_BASE (0xdeadbeef)
+#define BCM_6345_MISC_BASE (0xdeadbeef)
/*
* 6348 register sets base address
@@ -283,6 +343,7 @@ enum bcm63xx_regs_set {
#define BCM_6348_PCMDMAC_BASE (0xdeadbeef)
#define BCM_6348_PCMDMAS_BASE (0xdeadbeef)
#define BCM_6348_RNG_BASE (0xdeadbeef)
+#define BCM_6348_MISC_BASE (0xdeadbeef)
/*
* 6358 register sets base address
@@ -324,6 +385,7 @@ enum bcm63xx_regs_set {
#define BCM_6358_PCMDMAC_BASE (0xfffe1900)
#define BCM_6358_PCMDMAS_BASE (0xfffe1a00)
#define BCM_6358_RNG_BASE (0xdeadbeef)
+#define BCM_6358_MISC_BASE (0xdeadbeef)
/*
@@ -366,6 +428,7 @@ enum bcm63xx_regs_set {
#define BCM_6368_PCMDMAC_BASE (0xb0005a00)
#define BCM_6368_PCMDMAS_BASE (0xb0005c00)
#define BCM_6368_RNG_BASE (0xb0004180)
+#define BCM_6368_MISC_BASE (0xdeadbeef)
extern const unsigned long *bcm63xx_regs_base;
@@ -412,6 +475,7 @@ extern const unsigned long *bcm63xx_regs_base;
__GEN_RSET_BASE(__cpu, PCMDMAC) \
__GEN_RSET_BASE(__cpu, PCMDMAS) \
__GEN_RSET_BASE(__cpu, RNG) \
+ __GEN_RSET_BASE(__cpu, MISC) \
}
#define __GEN_CPU_REGS_TABLE(__cpu) \
@@ -451,6 +515,7 @@ extern const unsigned long *bcm63xx_regs_base;
[RSET_PCMDMAC] = BCM_## __cpu ##_PCMDMAC_BASE, \
[RSET_PCMDMAS] = BCM_## __cpu ##_PCMDMAS_BASE, \
[RSET_RNG] = BCM_## __cpu ##_RNG_BASE, \
+ [RSET_MISC] = BCM_## __cpu ##_MISC_BASE, \
static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
@@ -458,6 +523,9 @@ static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
#ifdef BCMCPU_RUNTIME_DETECT
return bcm63xx_regs_base[set];
#else
+#ifdef CONFIG_BCM63XX_CPU_6328
+ __GEN_RSET(6328)
+#endif
#ifdef CONFIG_BCM63XX_CPU_6338
__GEN_RSET(6338)
#endif
@@ -512,6 +580,47 @@ enum bcm63xx_irq {
};
/*
+ * 6328 irqs
+ */
+#define BCM_6328_HIGH_IRQ_BASE (IRQ_INTERNAL_BASE + 32)
+
+#define BCM_6328_TIMER_IRQ (IRQ_INTERNAL_BASE + 31)
+#define BCM_6328_SPI_IRQ 0
+#define BCM_6328_UART0_IRQ (IRQ_INTERNAL_BASE + 28)
+#define BCM_6328_UART1_IRQ (BCM_6328_HIGH_IRQ_BASE + 7)
+#define BCM_6328_DSL_IRQ (IRQ_INTERNAL_BASE + 4)
+#define BCM_6328_UDC0_IRQ 0
+#define BCM_6328_ENET0_IRQ 0
+#define BCM_6328_ENET1_IRQ 0
+#define BCM_6328_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 12)
+#define BCM_6328_OHCI0_IRQ (IRQ_INTERNAL_BASE + 9)
+#define BCM_6328_EHCI0_IRQ (IRQ_INTERNAL_BASE + 10)
+#define BCM_6328_PCMCIA_IRQ 0
+#define BCM_6328_ENET0_RXDMA_IRQ 0
+#define BCM_6328_ENET0_TXDMA_IRQ 0
+#define BCM_6328_ENET1_RXDMA_IRQ 0
+#define BCM_6328_ENET1_TXDMA_IRQ 0
+#define BCM_6328_PCI_IRQ (IRQ_INTERNAL_BASE + 23)
+#define BCM_6328_ATM_IRQ 0
+#define BCM_6328_ENETSW_RXDMA0_IRQ (BCM_6328_HIGH_IRQ_BASE + 0)
+#define BCM_6328_ENETSW_RXDMA1_IRQ (BCM_6328_HIGH_IRQ_BASE + 1)
+#define BCM_6328_ENETSW_RXDMA2_IRQ (BCM_6328_HIGH_IRQ_BASE + 2)
+#define BCM_6328_ENETSW_RXDMA3_IRQ (BCM_6328_HIGH_IRQ_BASE + 3)
+#define BCM_6328_ENETSW_TXDMA0_IRQ (BCM_6328_HIGH_IRQ_BASE + 4)
+#define BCM_6328_ENETSW_TXDMA1_IRQ (BCM_6328_HIGH_IRQ_BASE + 5)
+#define BCM_6328_ENETSW_TXDMA2_IRQ (BCM_6328_HIGH_IRQ_BASE + 6)
+#define BCM_6328_ENETSW_TXDMA3_IRQ (BCM_6328_HIGH_IRQ_BASE + 7)
+#define BCM_6328_XTM_IRQ (BCM_6328_HIGH_IRQ_BASE + 31)
+#define BCM_6328_XTM_DMA0_IRQ (BCM_6328_HIGH_IRQ_BASE + 11)
+
+#define BCM_6328_PCM_DMA0_IRQ (IRQ_INTERNAL_BASE + 2)
+#define BCM_6328_PCM_DMA1_IRQ (IRQ_INTERNAL_BASE + 3)
+#define BCM_6328_EXT_IRQ0 (IRQ_INTERNAL_BASE + 24)
+#define BCM_6328_EXT_IRQ1 (IRQ_INTERNAL_BASE + 25)
+#define BCM_6328_EXT_IRQ2 (IRQ_INTERNAL_BASE + 26)
+#define BCM_6328_EXT_IRQ3 (IRQ_INTERNAL_BASE + 27)
+
+/*
* 6338 irqs
*/
#define BCM_6338_TIMER_IRQ (IRQ_INTERNAL_BASE + 0)
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
index 1d7dd96..0a9891f 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
@@ -9,6 +9,8 @@ int __init bcm63xx_gpio_init(void);
static inline unsigned long bcm63xx_gpio_count(void)
{
switch (bcm63xx_get_cpu_id()) {
+ case BCM6328_CPU_ID:
+ return 32;
case BCM6358_CPU_ID:
return 40;
case BCM6338_CPU_ID:
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h
index 72477a6..6dcd8b2 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h
@@ -91,5 +91,7 @@
#define bcm_memc_writel(v, o) bcm_rset_writel(RSET_MEMC, (v), (o))
#define bcm_ddr_readl(o) bcm_rset_readl(RSET_DDR, (o))
#define bcm_ddr_writel(v, o) bcm_rset_writel(RSET_DDR, (v), (o))
+#define bcm_misc_readl(o) bcm_rset_readl(RSET_MISC, (o))
+#define bcm_misc_writel(v, o) bcm_rset_writel(RSET_MISC, (v), (o))
#endif /* ! BCM63XX_IO_H_ */
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
index 849fd97..4fc2ab2 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -15,6 +15,30 @@
/* Clock Control register */
#define PERF_CKCTL_REG 0x4
+#define CKCTL_6328_PHYMIPS_EN (1 << 0)
+#define CKCTL_6328_ADSL_QPROC_EN (1 << 1)
+#define CKCTL_6328_ADSL_AFE_EN (1 << 2)
+#define CKCTL_6328_ADSL_EN (1 << 3)
+#define CKCTL_6328_MIPS_EN (1 << 4)
+#define CKCTL_6328_SAR_EN (1 << 5)
+#define CKCTL_6328_PCM_EN (1 << 6)
+#define CKCTL_6328_USBD_EN (1 << 7)
+#define CKCTL_6328_USBH_EN (1 << 8)
+#define CKCTL_6328_HSSPI_EN (1 << 9)
+#define CKCTL_6328_PCIE_EN (1 << 10)
+#define CKCTL_6328_ROBOSW_EN (1 << 11)
+
+#define CKCTL_6328_ALL_SAFE_EN (CKCTL_6328_PHYMIPS_EN | \
+ CKCTL_6328_ADSL_QPROC_EN | \
+ CKCTL_6328_ADSL_AFE_EN | \
+ CKCTL_6328_ADSL_EN | \
+ CKCTL_6328_SAR_EN | \
+ CKCTL_6328_PCM_EN | \
+ CKCTL_6328_USBD_EN | \
+ CKCTL_6328_USBH_EN | \
+ CKCTL_6328_ROBOSW_EN | \
+ CKCTL_6328_PCIE_EN)
+
#define CKCTL_6338_ADSLPHY_EN (1 << 0)
#define CKCTL_6338_MPI_EN (1 << 1)
#define CKCTL_6338_DRAM_EN (1 << 2)
@@ -119,6 +143,7 @@
#define SYS_PLL_SOFT_RESET 0x1
/* Interrupt Mask register */
+#define PERF_IRQMASK_6328_REG 0x20
#define PERF_IRQMASK_6338_REG 0xc
#define PERF_IRQMASK_6345_REG 0xc
#define PERF_IRQMASK_6348_REG 0xc
@@ -126,6 +151,7 @@
#define PERF_IRQMASK_6368_REG 0x20
/* Interrupt Status register */
+#define PERF_IRQSTAT_6328_REG 0x28
#define PERF_IRQSTAT_6338_REG 0x10
#define PERF_IRQSTAT_6345_REG 0x10
#define PERF_IRQSTAT_6348_REG 0x10
@@ -133,6 +159,7 @@
#define PERF_IRQSTAT_6368_REG 0x28
/* External Interrupt Configuration register */
+#define PERF_EXTIRQ_CFG_REG_6328 0x18
#define PERF_EXTIRQ_CFG_REG_6338 0x14
#define PERF_EXTIRQ_CFG_REG_6348 0x14
#define PERF_EXTIRQ_CFG_REG_6358 0x14
@@ -162,8 +189,21 @@
/* Soft Reset register */
#define PERF_SOFTRESET_REG 0x28
+#define PERF_SOFTRESET_6328_REG 0x10
#define PERF_SOFTRESET_6368_REG 0x10
+#define SOFTRESET_6328_SPI_MASK (1 << 0)
+#define SOFTRESET_6328_EPHY_MASK (1 << 1)
+#define SOFTRESET_6328_SAR_MASK (1 << 2)
+#define SOFTRESET_6328_ENETSW_MASK (1 << 3)
+#define SOFTRESET_6328_USBS_MASK (1 << 4)
+#define SOFTRESET_6328_USBH_MASK (1 << 5)
+#define SOFTRESET_6328_PCM_MASK (1 << 6)
+#define SOFTRESET_6328_PCIE_CORE_MASK (1 << 7)
+#define SOFTRESET_6328_PCIE_MASK (1 << 8)
+#define SOFTRESET_6328_PCIE_EXT_MASK (1 << 9)
+#define SOFTRESET_6328_PCIE_HARD_MASK (1 << 10)
+
#define SOFTRESET_6338_SPI_MASK (1 << 0)
#define SOFTRESET_6338_ENET_MASK (1 << 2)
#define SOFTRESET_6338_USBH_MASK (1 << 3)
@@ -307,6 +347,8 @@
/* Watchdog reset length register */
#define WDT_RSTLEN_REG 0x8
+/* Watchdog soft reset register (BCM6328 only) */
+#define WDT_SOFTRESET_REG 0xc
/*************************************************************************
* _REG relative to RSET_UARTx
@@ -933,6 +975,8 @@
* _REG relative to RSET_DDR
*************************************************************************/
+#define DDR_CSEND_REG 0x8
+
#define DDR_DMIPSPLLCFG_REG 0x18
#define DMIPSPLLCFG_M1_SHIFT 0
#define DMIPSPLLCFG_M1_MASK (0xff << DMIPSPLLCFG_M1_SHIFT)
@@ -1115,4 +1159,14 @@
#define SPI_SSOFFTIME_SHIFT 3
#define SPI_BYTE_SWAP 0x80
+/*************************************************************************
+ * _REG relative to RSET_MISC
+ *************************************************************************/
+
+#define MISC_STRAPBUS_6328_REG 0x240
+#define STRAPBUS_6328_FCVO_SHIFT 7
+#define STRAPBUS_6328_FCVO_MASK (0x1f << STRAPBUS_6328_FCVO_SHIFT)
+#define STRAPBUS_6328_BOOT_SEL_SERIAL (1 << 28)
+#define STRAPBUS_6328_BOOT_SEL_NAND (0 << 28)
+
#endif /* BCM63XX_REGS_H_ */
diff --git a/arch/mips/include/asm/mach-bcm63xx/ioremap.h b/arch/mips/include/asm/mach-bcm63xx/ioremap.h
index ef94ba7..30931c4 100644
--- a/arch/mips/include/asm/mach-bcm63xx/ioremap.h
+++ b/arch/mips/include/asm/mach-bcm63xx/ioremap.h
@@ -18,6 +18,7 @@ static inline int is_bcm63xx_internal_registers(phys_t offset)
if (offset >= 0xfff00000)
return 1;
break;
+ case BCM6328_CPU_ID:
case BCM6368_CPU_ID:
if (offset >= 0xb0000000 && offset < 0xb1000000)
return 1;
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